diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2024-01-08 09:42:08 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2024-01-08 09:42:08 +0100 |
| commit | 7e6c75b024f90e6b89e16130144c406e0e32fae4 (patch) | |
| tree | 999947dd7f1ba2b58ba71643dd8a0f30713fd6a8 | |
| parent | 81c542d64c5020b272ad78132d2523f30b8e8ef4 (diff) | |
| parent | 26a4591b31916e1c53a7c64fa3ba3fc7cc5d549f (diff) | |
Merge remote-tracking branch 'drm-misc/drm-misc-next' into drm-tip
63 files changed, 2884 insertions, 641 deletions
diff --git a/Documentation/devicetree/bindings/display/panel/panel-lvds.yaml b/Documentation/devicetree/bindings/display/panel/panel-lvds.yaml index 9f1016551e0b..3fb24393529c 100644 --- a/Documentation/devicetree/bindings/display/panel/panel-lvds.yaml +++ b/Documentation/devicetree/bindings/display/panel/panel-lvds.yaml @@ -42,6 +42,8 @@ properties: - auo,b101ew05 # Chunghwa Picture Tubes Ltd. 7" WXGA (800x1280) TFT LCD LVDS panel - chunghwa,claa070wp03xg + # EDT ETML0700Z9NDHA 7.0" WSVGA (1024x600) color TFT LCD LVDS panel + - edt,etml0700z9ndha # HannStar Display Corp. HSD101PWW2 10.1" WXGA (1280x800) LVDS panel - hannstar,hsd101pww2 # Hydis Technologies 7" WXGA (800x1280) TFT LCD LVDS panel diff --git a/Documentation/devicetree/bindings/display/solomon,ssd1307fb.yaml b/Documentation/devicetree/bindings/display/solomon,ssd1307fb.yaml index 3afbb52d1b7f..153ff86fb405 100644 --- a/Documentation/devicetree/bindings/display/solomon,ssd1307fb.yaml +++ b/Documentation/devicetree/bindings/display/solomon,ssd1307fb.yaml @@ -131,9 +131,9 @@ allOf: const: sinowealth,sh1106 then: properties: - width: + solomon,width: default: 132 - height: + solomon,height: default: 64 solomon,dclk-div: default: 1 @@ -149,9 +149,9 @@ allOf: - solomon,ssd1305 then: properties: - width: + solomon,width: default: 132 - height: + solomon,height: default: 64 solomon,dclk-div: default: 1 @@ -167,9 +167,9 @@ allOf: - solomon,ssd1306 then: properties: - width: + solomon,width: default: 128 - height: + solomon,height: default: 64 solomon,dclk-div: default: 1 @@ -185,9 +185,9 @@ allOf: - solomon,ssd1307 then: properties: - width: + solomon,width: default: 128 - height: + solomon,height: default: 39 solomon,dclk-div: default: 2 @@ -205,9 +205,9 @@ allOf: - solomon,ssd1309 then: properties: - width: + solomon,width: default: 128 - height: + solomon,height: default: 64 solomon,dclk-div: default: 1 diff --git a/Documentation/devicetree/bindings/display/solomon,ssd132x.yaml b/Documentation/devicetree/bindings/display/solomon,ssd132x.yaml index 37975ee61c5a..dd7939989cf4 100644 --- a/Documentation/devicetree/bindings/display/solomon,ssd132x.yaml +++ b/Documentation/devicetree/bindings/display/solomon,ssd132x.yaml @@ -30,9 +30,9 @@ allOf: const: solomon,ssd1322 then: properties: - width: + solomon,width: default: 480 - height: + solomon,height: default: 128 - if: @@ -42,9 +42,9 @@ allOf: const: solomon,ssd1325 then: properties: - width: + solomon,width: default: 128 - height: + solomon,height: default: 80 - if: @@ -54,9 +54,9 @@ allOf: const: solomon,ssd1327 then: properties: - width: + solomon,width: default: 128 - height: + solomon,height: default: 128 unevaluatedProperties: false diff --git a/Documentation/devicetree/bindings/display/solomon,ssd133x.yaml b/Documentation/devicetree/bindings/display/solomon,ssd133x.yaml new file mode 100644 index 000000000000..b7780038a34b --- /dev/null +++ b/Documentation/devicetree/bindings/display/solomon,ssd133x.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/solomon,ssd133x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Solomon SSD133x OLED Display Controllers + +maintainers: + - Javier Martinez Canillas <javierm@redhat.com> + +allOf: + - $ref: solomon,ssd-common.yaml# + +properties: + compatible: + enum: + - solomon,ssd1331 + + solomon,width: + default: 96 + + solomon,height: + default: 64 + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + oled@0 { + compatible = "solomon,ssd1331"; + reg = <0x0>; + reset-gpios = <&gpio2 7>; + dc-gpios = <&gpio2 8>; + spi-max-frequency = <10000000>; + }; + }; diff --git a/Documentation/gpu/todo.rst b/Documentation/gpu/todo.rst index 41a264bf84ce..fb9ad120b141 100644 --- a/Documentation/gpu/todo.rst +++ b/Documentation/gpu/todo.rst @@ -120,6 +120,29 @@ Contact: Daniel Vetter, respective driver maintainers Level: Advanced +Rename drm_atomic_state +----------------------- + +The KMS framework uses two slightly different definitions for the ``state`` +concept. For a given object (plane, CRTC, encoder, etc., so +``drm_$OBJECT_state``), the state is the entire state of that object. However, +at the device level, ``drm_atomic_state`` refers to a state update for a +limited number of objects. + +The state isn't the entire device state, but only the full state of some +objects in that device. This is confusing to newcomers, and +``drm_atomic_state`` should be renamed to something clearer like +``drm_atomic_commit``. + +In addition to renaming the structure itself, it would also imply renaming some +related functions (``drm_atomic_state_alloc``, ``drm_atomic_state_get``, +``drm_atomic_state_put``, ``drm_atomic_state_init``, +``__drm_atomic_state_free``, etc.). + +Contact: Maxime Ripard <mripard@kernel.org> + +Level: Advanced + Fallout from atomic KMS ----------------------- diff --git a/MAINTAINERS b/MAINTAINERS index af08edc1134d..0898b3776e01 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -10359,7 +10359,6 @@ F: drivers/media/rc/img-ir/ IMGTEC POWERVR DRM DRIVER M: Frank Binns <frank.binns@imgtec.com> -M: Donald Robson <donald.robson@imgtec.com> M: Matt Coster <matt.coster@imgtec.com> S: Supported T: git git://anongit.freedesktop.org/drm/drm-misc diff --git a/drivers/accel/qaic/mhi_controller.c b/drivers/accel/qaic/mhi_controller.c index cb77d048ed54..51cb85d0387b 100644 --- a/drivers/accel/qaic/mhi_controller.c +++ b/drivers/accel/qaic/mhi_controller.c @@ -358,8 +358,8 @@ static struct mhi_channel_config aic100_channels[] = { .wake_capable = false, }, { - .num = 21, .name = "QAIC_TIMESYNC", + .num = 21, .num_elements = 32, .local_elements = 0, .event_ring = 0, @@ -390,8 +390,8 @@ static struct mhi_channel_config aic100_channels[] = { .wake_capable = false, }, { - .num = 23, .name = "QAIC_TIMESYNC_PERIODIC", + .num = 23, .num_elements = 32, .local_elements = 0, .event_ring = 0, diff --git a/drivers/accel/qaic/qaic.h b/drivers/accel/qaic/qaic.h index 582836f9538f..9256653b3036 100644 --- a/drivers/accel/qaic/qaic.h +++ b/drivers/accel/qaic/qaic.h @@ -30,6 +30,7 @@ #define to_qaic_drm_device(dev) container_of(dev, struct qaic_drm_device, drm) #define to_drm(qddev) (&(qddev)->drm) #define to_accel_kdev(qddev) (to_drm(qddev)->accel->kdev) /* Return Linux device of accel node */ +#define to_qaic_device(dev) (to_qaic_drm_device((dev))->qdev) enum __packed dev_states { /* Device is offline or will be very soon */ @@ -191,8 +192,6 @@ struct qaic_bo { u32 nr_slice; /* Number of slice that have been transferred by DMA engine */ u32 nr_slice_xfer_done; - /* true = BO is queued for execution, true = BO is not queued */ - bool queued; /* * If true then user has attached slicing information to this BO by * calling DRM_IOCTL_QAIC_ATTACH_SLICE_BO ioctl. diff --git a/drivers/accel/qaic/qaic_data.c b/drivers/accel/qaic/qaic_data.c index 363bd83efcab..f64fd2758c00 100644 --- a/drivers/accel/qaic/qaic_data.c +++ b/drivers/accel/qaic/qaic_data.c @@ -141,6 +141,11 @@ struct dbc_rsp { __le16 status; } __packed; +static inline bool bo_queued(struct qaic_bo *bo) +{ + return !list_empty(&bo->xfer_list); +} + inline int get_dbc_req_elem_size(void) { return sizeof(struct dbc_req); @@ -569,6 +574,9 @@ static void qaic_free_sgt(struct sg_table *sgt) { struct scatterlist *sg; + if (!sgt) + return; + for (sg = sgt->sgl; sg; sg = sg_next(sg)) if (sg_page(sg)) __free_pages(sg_page(sg), get_order(sg->length)); @@ -648,6 +656,7 @@ static void qaic_init_bo(struct qaic_bo *bo, bool reinit) } complete_all(&bo->xfer_done); INIT_LIST_HEAD(&bo->slices); + INIT_LIST_HEAD(&bo->xfer_list); } static struct qaic_bo *qaic_alloc_init_bo(void) @@ -709,9 +718,13 @@ int qaic_create_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *fi if (ret) goto free_bo; + ret = drm_gem_create_mmap_offset(obj); + if (ret) + goto free_bo; + ret = drm_gem_handle_create(file_priv, obj, &args->handle); if (ret) - goto free_sgt; + goto free_bo; bo->handle = args->handle; drm_gem_object_put(obj); @@ -720,10 +733,8 @@ int qaic_create_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *fi return 0; -free_sgt: - qaic_free_sgt(bo->sgt); free_bo: - kfree(bo); + drm_gem_object_put(obj); unlock_dev_srcu: srcu_read_unlock(&qdev->dev_lock, qdev_rcu_id); unlock_usr_srcu: @@ -738,7 +749,7 @@ int qaic_mmap_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *file struct drm_gem_object *obj; struct qaic_device *qdev; struct qaic_user *usr; - int ret; + int ret = 0; usr = file_priv->driver_priv; usr_rcu_id = srcu_read_lock(&usr->qddev_lock); @@ -760,9 +771,7 @@ int qaic_mmap_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *file goto unlock_dev_srcu; } - ret = drm_gem_create_mmap_offset(obj); - if (ret == 0) - args->offset = drm_vma_node_offset_addr(&obj->vma_node); + args->offset = drm_vma_node_offset_addr(&obj->vma_node); drm_gem_object_put(obj); @@ -828,9 +837,6 @@ static int qaic_prepare_import_bo(struct qaic_bo *bo, struct qaic_attach_slice_h struct sg_table *sgt; int ret; - if (obj->import_attach->dmabuf->size < hdr->size) - return -EINVAL; - sgt = dma_buf_map_attachment(obj->import_attach, hdr->dir); if (IS_ERR(sgt)) { ret = PTR_ERR(sgt); @@ -847,9 +853,6 @@ static int qaic_prepare_export_bo(struct qaic_device *qdev, struct qaic_bo *bo, { int ret; - if (bo->base.size < hdr->size) - return -EINVAL; - ret = dma_map_sgtable(&qdev->pdev->dev, bo->sgt, hdr->dir, 0); if (ret) return -EFAULT; @@ -950,9 +953,6 @@ int qaic_attach_slice_bo_ioctl(struct drm_device *dev, void *data, struct drm_fi if (arg_size / args->hdr.count != sizeof(*slice_ent)) return -EINVAL; - if (args->hdr.size == 0) - return -EINVAL; - if (!(args->hdr.dir == DMA_TO_DEVICE || args->hdr.dir == DMA_FROM_DEVICE)) return -EINVAL; @@ -992,16 +992,16 @@ int qaic_attach_slice_bo_ioctl(struct drm_device *dev, void *data, struct drm_fi goto free_slice_ent; } - ret = qaic_validate_req(qdev, slice_ent, args->hdr.count, args->hdr.size); - if (ret) - goto free_slice_ent; - obj = drm_gem_object_lookup(file_priv, args->hdr.handle); if (!obj) { ret = -ENOENT; goto free_slice_ent; } + ret = qaic_validate_req(qdev, slice_ent, args->hdr.count, obj->size); + if (ret) + goto put_bo; + bo = to_qaic_bo(obj); ret = mutex_lock_interruptible(&bo->lock); if (ret) @@ -1173,7 +1173,6 @@ static int send_bo_list_to_device(struct qaic_device *qdev, struct drm_file *fil struct bo_slice *slice; unsigned long flags; struct qaic_bo *bo; - bool queued; int i, j; int ret; @@ -1205,9 +1204,7 @@ static int send_bo_list_to_device(struct qaic_device *qdev, struct drm_file *fil } spin_lock_irqsave(&dbc->xfer_lock, flags); - queued = bo->queued; - bo->queued = true; - if (queued) { + if (bo_queued(bo)) { spin_unlock_irqrestore(&dbc->xfer_lock, flags); ret = -EINVAL; goto unlock_bo; @@ -1230,7 +1227,6 @@ static int send_bo_list_to_device(struct qaic_device *qdev, struct drm_file *fil else ret = copy_exec_reqs(qdev, slice, dbc->id, head, tail); if (ret) { - bo->queued = false; spin_unlock_irqrestore(&dbc->xfer_lock, flags); goto unlock_bo; } @@ -1253,8 +1249,7 @@ failed_to_send_bo: spin_lock_irqsave(&dbc->xfer_lock, flags); bo = list_last_entry(&dbc->xfer_list, struct qaic_bo, xfer_list); obj = &bo->base; - bo->queued = false; - list_del(&bo->xfer_list); + list_del_init(&bo->xfer_list); spin_unlock_irqrestore(&dbc->xfer_lock, flags); dma_sync_sgtable_for_cpu(&qdev->pdev->dev, bo->sgt, bo->dir); drm_gem_object_put(obj); @@ -1615,8 +1610,7 @@ read_fifo: */ dma_sync_sgtable_for_cpu(&qdev->pdev->dev, bo->sgt, bo->dir); bo->nr_slice_xfer_done = 0; - bo->queued = false; - list_del(&bo->xfer_list); + list_del_init(&bo->xfer_list); bo->perf_stats.req_processed_ts = ktime_get_ns(); complete_all(&bo->xfer_done); drm_gem_object_put(&bo->base); @@ -1875,7 +1869,7 @@ int qaic_detach_slice_bo_ioctl(struct drm_device *dev, void *data, struct drm_fi /* Check if BO is committed to H/W for DMA */ spin_lock_irqsave(&dbc->xfer_lock, flags); - if (bo->queued) { + if (bo_queued(bo)) { spin_unlock_irqrestore(&dbc->xfer_lock, flags); ret = -EBUSY; goto unlock_ch_srcu; @@ -1905,8 +1899,7 @@ static void empty_xfer_list(struct qaic_device *qdev, struct dma_bridge_chan *db spin_lock_irqsave(&dbc->xfer_lock, flags); while (!list_empty(&dbc->xfer_list)) { bo = list_first_entry(&dbc->xfer_list, typeof(*bo), xfer_list); - bo->queued = false; - list_del(&bo->xfer_list); + list_del_init(&bo->xfer_list); spin_unlock_irqrestore(&dbc->xfer_lock, flags); bo->nr_slice_xfer_done = 0; bo->req_id = 0; diff --git a/drivers/accel/qaic/qaic_drv.c b/drivers/accel/qaic/qaic_drv.c index 2a313eb69b12..d1a632dbaec6 100644 --- a/drivers/accel/qaic/qaic_drv.c +++ b/drivers/accel/qaic/qaic_drv.c @@ -44,6 +44,53 @@ MODULE_PARM_DESC(datapath_polling, "Operate the datapath in polling mode"); static bool link_up; static DEFINE_IDA(qaic_usrs); +static void qaicm_wq_release(struct drm_device *dev, void *res) +{ + struct workqueue_struct *wq = res; + + destroy_workqueue(wq); +} + +static struct workqueue_struct *qaicm_wq_init(struct drm_device *dev, const char *fmt) +{ + struct workqueue_struct *wq; + int ret; + + wq = alloc_workqueue(fmt, WQ_UNBOUND, 0); + if (!wq) + return ERR_PTR(-ENOMEM); + ret = drmm_add_action_or_reset(dev, qaicm_wq_release, wq); + if (ret) + return ERR_PTR(ret); + + return wq; +} + +static void qaicm_srcu_release(struct drm_device *dev, void *res) +{ + struct srcu_struct *lock = res; + + cleanup_srcu_struct(lock); +} + +static int qaicm_srcu_init(struct drm_device *dev, struct srcu_struct *lock) +{ + int ret; + + ret = init_srcu_struct(lock); + if (ret) + return ret; + + return drmm_add_action_or_reset(dev, qaicm_srcu_release, lock); +} + +static void qaicm_pci_release(struct drm_device *dev, void *res) +{ + struct qaic_device *qdev = to_qaic_device(dev); + + pci_set_drvdata(qdev->pdev, NULL); +} + static void free_usr(struct kref *kref) { struct qaic_user *usr = container_of(kref, struct qaic_user, ref_count); @@ -299,74 +346,73 @@ void qaic_dev_reset_clean_local_state(struct qaic_device *qdev) release_dbc(qdev, i); } -static void cleanup_qdev(struct qaic_device *qdev) -{ - int i; - - for (i = 0; i < qdev->num_dbc; ++i) - cleanup_srcu_struct(&qdev->dbc[i].ch_lock); - cleanup_srcu_struct(&qdev->dev_lock); - pci_set_drvdata(qdev->pdev, NULL); - destroy_workqueue(qdev->cntl_wq); - destroy_workqueue(qdev->qts_wq); -} - static struct qaic_device *create_qdev(struct pci_dev *pdev, const struct pci_device_id *id) { + struct device *dev = &pdev->dev; struct qaic_drm_device *qddev; struct qaic_device *qdev; - int i; + struct drm_device *drm; + int i, ret; - qdev = devm_kzalloc(&pdev->dev, sizeof(*qdev), GFP_KERNEL); + qdev = devm_kzalloc(dev, sizeof(*qdev), GFP_KERNEL); if (!qdev) return NULL; qdev->dev_state = QAIC_OFFLINE; if (id->device == PCI_DEV_AIC100) { qdev->num_dbc = 16; - qdev->dbc = devm_kcalloc(&pdev->dev, qdev->num_dbc, sizeof(*qdev->dbc), GFP_KERNEL); + qdev->dbc = devm_kcalloc(dev, qdev->num_dbc, sizeof(*qdev->dbc), GFP_KERNEL); if (!qdev->dbc) return NULL; } - qdev->cntl_wq = alloc_workqueue("qaic_cntl", WQ_UNBOUND, 0); - if (!qdev->cntl_wq) + qddev = devm_drm_dev_alloc(&pdev->dev, &qaic_accel_driver, struct qaic_drm_device, drm); + if (IS_ERR(qddev)) + return NULL; + + drm = to_drm(qddev); + pci_set_drvdata(pdev, qdev); + + ret = drmm_mutex_init(drm, &qddev->users_mutex); + if (ret) + return NULL; + ret = drmm_add_action_or_reset(drm, qaicm_pci_release, NULL); + if (ret) + return NULL; + ret = drmm_mutex_init(drm, &qdev->cntl_mutex); + if (ret) return NULL; - qdev->qts_wq = alloc_workqueue("qaic_ts", WQ_UNBOUND, 0); - if (!qdev->qts_wq) { - destroy_workqueue(qdev->cntl_wq); + qdev->cntl_wq = qaicm_wq_init(drm, "qaic_cntl"); + if (IS_ERR(qdev->cntl_wq)) + return NULL; + qdev->qts_wq = qaicm_wq_init(drm, "qaic_ts"); + if (IS_ERR(qdev->qts_wq)) return NULL; - } - pci_set_drvdata(pdev, qdev); + ret = qaicm_srcu_init(drm, &qdev->dev_lock); + if (ret) + return NULL; + + qdev->qddev = qddev; qdev->pdev = pdev; + qddev->qdev = qdev; - mutex_init(&qdev->cntl_mutex); INIT_LIST_HEAD(&qdev->cntl_xfer_list); - init_srcu_struct(&qdev->dev_lock); + INIT_LIST_HEAD(&qddev->users); for (i = 0; i < qdev->num_dbc; ++i) { spin_lock_init(&qdev->dbc[i].xfer_lock); qdev->dbc[i].qdev = qdev; qdev->dbc[i].id = i; INIT_LIST_HEAD(&qdev->dbc[i].xfer_list); - init_srcu_struct(&qdev->dbc[i].ch_lock); + ret = qaicm_srcu_init(drm, &qdev->dbc[i].ch_lock); + if (ret) + return NULL; init_waitqueue_head(&qdev->dbc[i].dbc_release); INIT_LIST_HEAD(&qdev->dbc[i].bo_lists); } - qddev = devm_drm_dev_alloc(&pdev->dev, &qaic_accel_driver, struct qaic_drm_device, drm); - if (IS_ERR(qddev)) { - cleanup_qdev(qdev); - return NULL; - } - - drmm_mutex_init(to_drm(qddev), &qddev->users_mutex); - INIT_LIST_HEAD(&qddev->users); - qddev->qdev = qdev; - qdev->qddev = qddev; - return qdev; } @@ -472,35 +518,28 @@ static int qaic_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) ret = init_pci(qdev, pdev); if (ret) - goto cleanup_qdev; + return ret; for (i = 0; i < qdev->num_dbc; ++i) qdev->dbc[i].dbc_base = qdev->bar_2 + QAIC_DBC_OFF(i); mhi_irq = init_msi(qdev, pdev); - if (mhi_irq < 0) { - ret = mhi_irq; - goto cleanup_qdev; - } + if (mhi_irq < 0) + return mhi_irq; ret = qaic_create_drm_device(qdev, QAIC_NO_PARTITION); if (ret) - goto cleanup_qdev; + return ret; qdev->mhi_cntrl = qaic_mhi_register_controller(pdev, qdev->bar_0, mhi_irq, qdev->single_msi); if (IS_ERR(qdev->mhi_cntrl)) { ret = PTR_ERR(qdev->mhi_cntrl); - goto cleanup_drm_dev; + qaic_destroy_drm_device(qdev, QAIC_NO_PARTITION); + return ret; } return 0; - -cleanup_drm_dev: - qaic_destroy_drm_device(qdev, QAIC_NO_PARTITION); -cleanup_qdev: - cleanup_qdev(qdev); - return ret; } static void qaic_pci_remove(struct pci_dev *pdev) @@ -511,9 +550,8 @@ static void qaic_pci_remove(struct pci_dev *pdev) return; qaic_dev_reset_clean_local_state(qdev); - qaic_destroy_drm_device(qdev, QAIC_NO_PARTITION); qaic_mhi_free_controller(qdev->mhi_cntrl, link_up); - cleanup_qdev(qdev); + qaic_destroy_drm_device(qdev, QAIC_NO_PARTITION); } static void qaic_pci_shutdown(struct pci_dev *pdev) diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index 2520db0b776e..6ec33d36f3a4 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -42,7 +42,7 @@ config DRM_MIPI_DSI config DRM_DEBUG_MM bool "Insert extra checks and debug info into the DRM range managers" default n - depends on DRM=y + depends on DRM depends on STACKTRACE_SUPPORT select STACKDEPOT help @@ -289,19 +289,7 @@ config DRM_VGEM as used by Mesa's software renderer for enhanced performance. If M is selected the module will be called vgem. -config DRM_VKMS - tristate "Virtual KMS (EXPERIMENTAL)" - depends on DRM && MMU - select DRM_KMS_HELPER - select DRM_GEM_SHMEM_HELPER - select CRC32 - default n - help - Virtual Kernel Mode-Setting (VKMS) is used for testing or for - running GPU in a headless machines. Choose this option to get - a VKMS. - - If M is selected the module will be called vkms. +source "drivers/gpu/drm/vkms/Kconfig" source "drivers/gpu/drm/exynos/Kconfig" diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c index be5914caa17d..98cd589e4427 100644 --- a/drivers/gpu/drm/bridge/samsung-dsim.c +++ b/drivers/gpu/drm/bridge/samsung-dsim.c @@ -2020,11 +2020,11 @@ int samsung_dsim_probe(struct platform_device *pdev) else dsi->bridge.timings = &samsung_dsim_bridge_timings_de_high; - if (dsi->plat_data->host_ops && dsi->plat_data->host_ops->register_host) + if (dsi->plat_data->host_ops && dsi->plat_data->host_ops->register_host) { ret = dsi->plat_data->host_ops->register_host(dsi); - - if (ret) - goto err_disable_runtime; + if (ret) + goto err_disable_runtime; + } return 0; diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c index 615cc8f950d7..eb0d82a91cb9 100644 --- a/drivers/gpu/drm/bridge/tc358767.c +++ b/drivers/gpu/drm/bridge/tc358767.c @@ -41,8 +41,24 @@ /* Registers */ +/* DSI D-PHY Layer registers */ +#define D0W_DPHYCONTTX 0x0004 +#define CLW_DPHYCONTTX 0x0020 +#define D0W_DPHYCONTRX 0x0024 +#define D1W_DPHYCONTRX 0x0028 +#define D2W_DPHYCONTRX 0x002c +#define D3W_DPHYCONTRX 0x0030 +#define COM_DPHYCONTRX 0x0038 +#define CLW_CNTRL 0x0040 +#define D0W_CNTRL 0x0044 +#define D1W_CNTRL 0x0048 +#define D2W_CNTRL 0x004c +#define D3W_CNTRL 0x0050 +#define TESTMODE_CNTRL 0x0054 + /* PPI layer registers */ #define PPI_STARTPPI 0x0104 /* START control bit */ +#define PPI_BUSYPPI 0x0108 /* PPI busy status */ #define PPI_LPTXTIMECNT 0x0114 /* LPTX timing signal */ #define LPX_PERIOD 3 #define PPI_LANEENABLE 0x0134 @@ -59,6 +75,7 @@ /* DSI layer registers */ #define DSI_STARTDSI 0x0204 /* START control bit of DSI-TX */ +#define DSI_BUSYDSI 0x0208 /* DSI busy status */ #define DSI_LANEENABLE 0x0210 /* Enables each lane */ #define DSI_RX_START BIT(0) @@ -69,6 +86,20 @@ #define LANEENABLE_L2EN BIT(1) #define LANEENABLE_L3EN BIT(2) +#define DSI_LANESTATUS0 0x0214 /* DSI lane status 0 */ +#define DSI_LANESTATUS1 0x0218 /* DSI lane status 1 */ +#define DSI_INTSTATUS 0x0220 /* Interrupt Status */ +#define DSI_INTMASK 0x0224 /* Interrupt Mask */ +#define DSI_INTCLR 0x0228 /* Interrupt Clear */ +#define DSI_LPTXTO 0x0230 /* LPTX Time Out Counter */ + +/* DSI General Registers */ +#define DSIERRCNT 0x0300 /* DSI Error Count Register */ + +/* DSI Application Layer Registers */ +#define APLCTRL 0x0400 /* Application layer Control Register */ +#define RDPKTLN 0x0404 /* DSI Read packet Length Register */ + /* Display Parallel Input Interface */ #define DPIPXLFMT 0x0440 #define VS_POL_ACTIVE_LOW (1 << 10) @@ -114,35 +145,39 @@ #define VFUEN BIT(0) /* Video Frame Timing Upload */ /* System */ -#define TC_IDREG 0x0500 -#define SYSSTAT 0x0508 -#define SYSCTRL 0x0510 -#define DP0_AUDSRC_NO_INPUT (0 << 3) -#define DP0_AUDSRC_I2S_RX (1 << 3) -#define DP0_VIDSRC_NO_INPUT (0 << 0) -#define DP0_VIDSRC_DSI_RX (1 << 0) -#define DP0_VIDSRC_DPI_RX (2 << 0) -#define DP0_VIDSRC_COLOR_BAR (3 << 0) -#define SYSRSTENB 0x050c +#define TC_IDREG 0x0500 /* Chip ID and Revision ID */ +#define SYSBOOT 0x0504 /* System BootStrap Status Register */ +#define SYSSTAT 0x0508 /* System Status Register */ +#define SYSRSTENB 0x050c /* System Reset/Enable Register */ #define ENBI2C (1 << 0) #define ENBLCD0 (1 << 2) #define ENBBM (1 << 3) #define ENBDSIRX (1 << 4) #define ENBREG (1 << 5) #define ENBHDCP (1 << 8) -#define GPIOM 0x0540 -#define GPIOC 0x0544 -#define GPIOO 0x0548 -#define GPIOI 0x054c -#define INTCTL_G 0x0560 -#define INTSTS_G 0x0564 +#define SYSCTRL 0x0510 /* System Control Register */ +#define DP0_AUDSRC_NO_INPUT (0 << 3) +#define DP0_AUDSRC_I2S_RX (1 << 3) +#define DP0_VIDSRC_NO_INPUT (0 << 0) +#define DP0_VIDSRC_DSI_RX (1 << 0) +#define DP0_VIDSRC_DPI_RX (2 << 0) +#define DP0_VIDSRC_COLOR_BAR (3 << 0) +#define GPIOM 0x0540 /* GPIO Mode Control Register */ +#define GPIOC 0x0544 /* GPIO Direction Control Register */ +#define GPIOO 0x0548 /* GPIO Output Register */ +#define GPIOI 0x054c /* GPIO Input Register */ +#define INTCTL_G 0x0560 /* General Interrupts Control Register */ +#define INTSTS_G 0x0564 /* General Interrupts Status Register */ #define INT_SYSERR BIT(16) #define INT_GPIO_H(x) (1 << (x == 0 ? 2 : 10)) #define INT_GPIO_LC(x) (1 << (x == 0 ? 3 : 11)) -#define INT_GP0_LCNT 0x0584 -#define INT_GP1_LCNT 0x0588 +#define TEST_INT_C 0x0570 /* Test Interrupts Control Register */ +#define TEST_INT_S 0x0574 /* Test Interrupts Status Register */ + +#define INT_GP0_LCNT 0x0584 /* Interrupt GPIO0 Low Count Value Register */ +#define INT_GP1_LCNT 0x0588 /* Interrupt GPIO1 Low Count Value Register */ /* Control */ #define DP0CTL 0x0600 @@ -152,9 +187,12 @@ #define DP_EN BIT(0) /* Enable DPTX function */ /* Clocks */ -#define DP0_VIDMNGEN0 0x0610 -#define DP0_VIDMNGEN1 0x0614 -#define DP0_VMNGENSTATUS 0x0618 +#define DP0_VIDMNGEN0 0x0610 /* DP0 Video Force M Value Register */ +#define DP0_VIDMNGEN1 0x0614 /* DP0 Video Force N Value Register */ +#define DP0_VMNGENSTATUS 0x0618 /* DP0 Video Current M Value Register */ +#define DP0_AUDMNGEN0 0x0628 /* DP0 Audio Force M Value Register */ +#define DP0_AUDMNGEN1 0x062c /* DP0 Audio Force N Value Register */ +#define DP0_AMNGENSTATUS 0x0630 /* DP0 Audio Current M Value Register */ /* Main Channel */ #define DP0_SECSAMPLE 0x0640 @@ -224,8 +262,22 @@ #define DP0_SNKLTCHGREQ 0x06d4 #define DP0_LTLOOPCTRL 0x06d8 #define DP0_SNKLTCTRL 0x06e4 - -#define DP1_SRCCTRL 0x07a0 +#define DP0_TPATDAT0 0x06e8 /* DP0 Test Pattern bits 29 to 0 */ +#define DP0_TPATDAT1 0x06ec /* DP0 Test Pattern bits 59 to 30 */ +#define DP0_TPATDAT2 0x06f0 /* DP0 Test Pattern bits 89 to 60 */ +#define DP0_TPATDAT3 0x06f4 /* DP0 Test Pattern bits 119 to 90 */ + +#define AUDCFG0 0x0700 /* DP0 Audio Config0 Register */ +#define AUDCFG1 0x0704 /* DP0 Audio Config1 Register */ +#define AUDIFDATA0 0x0708 /* DP0 Audio Info Frame Bytes 3 to 0 */ +#define AUDIFDATA1 0x070c /* DP0 Audio Info Frame Bytes 7 to 4 */ +#define AUDIFDATA2 0x0710 /* DP0 Audio Info Frame Bytes 11 to 8 */ +#define AUDIFDATA3 0x0714 /* DP0 Audio Info Frame Bytes 15 to 12 */ +#define AUDIFDATA4 0x0718 /* DP0 Audio Info Frame Bytes 19 to 16 */ +#define AUDIFDATA5 0x071c /* DP0 Audio Info Frame Bytes 23 to 20 */ +#define AUDIFDATA6 0x0720 /* DP0 Audio Info Frame Bytes 27 to 24 */ + +#define DP1_SRCCTRL 0x07a0 /* DP1 Control Register */ /* PHY */ #define DP_PHY_CTRL 0x0800 @@ -238,6 +290,25 @@ #define PHY_2LANE BIT(2) /* PHY Enable 2 lanes */ #define PHY_A0_EN BIT(1) /* PHY Aux Channel0 Enable */ #define PHY_M0_EN BIT(0) /* PHY Main Channel0 Enable */ +#define DP_PHY_CFG_WR 0x0810 /* DP PHY Configuration Test Write Register */ +#define DP_PHY_CFG_RD 0x0814 /* DP PHY Configuration Test Read Register */ +#define DP0_AUX_PHY_CTRL 0x0820 /* DP0 AUX PHY Control Register */ +#define DP0_MAIN_PHY_DBG 0x0840 /* DP0 Main PHY Test Debug Register */ + +/* I2S */ +#define I2SCFG 0x0880 /* I2S Audio Config 0 Register */ +#define I2SCH0STAT0 0x0888 /* I2S Audio Channel 0 Status Bytes 3 to 0 */ +#define I2SCH0STAT1 0x088c /* I2S Audio Channel 0 Status Bytes 7 to 4 */ +#define I2SCH0STAT2 0x0890 /* I2S Audio Channel 0 Status Bytes 11 to 8 */ +#define I2SCH0STAT3 0x0894 /* I2S Audio Channel 0 Status Bytes 15 to 12 */ +#define I2SCH0STAT4 0x0898 /* I2S Audio Channel 0 Status Bytes 19 to 16 */ +#define I2SCH0STAT5 0x089c /* I2S Audio Channel 0 Status Bytes 23 to 20 */ +#define I2SCH1STAT0 0x08a0 /* I2S Audio Channel 1 Status Bytes 3 to 0 */ +#define I2SCH1STAT1 0x08a4 /* I2S Audio Channel 1 Status Bytes 7 to 4 */ +#define I2SCH1STAT2 0x08a8 /* I2S Audio Channel 1 Status Bytes 11 to 8 */ +#define I2SCH1STAT3 0x08ac /* I2S Audio Channel 1 Status Bytes 15 to 12 */ +#define I2SCH1STAT4 0x08b0 /* I2S Audio Channel 1 Status Bytes 19 to 16 */ +#define I2SCH1STAT5 0x08b4 /* I2S Audio Channel 1 Status Bytes 23 to 20 */ /* PLL */ #define DP0_PLLCTRL 0x0900 @@ -1833,16 +1904,16 @@ static bool tc_readable_reg(struct device *dev, unsigned int reg) case 0x1f4: /* DSI Protocol Layer */ case DSI_STARTDSI: - case 0x208: + case DSI_BUSYDSI: case DSI_LANEENABLE: - case 0x214: - case 0x218: - case 0x220: + case DSI_LANESTATUS0: + case DSI_LANESTATUS1: + case DSI_INTSTATUS: case 0x224: case 0x228: case 0x230: /* DSI General */ - case 0x300: + case DSIERRCNT: /* DSI Application Layer */ case 0x400: case 0x404: @@ -1978,13 +2049,20 @@ static bool tc_readable_reg(struct device *dev, unsigned int reg) } static const struct regmap_range tc_volatile_ranges[] = { + regmap_reg_range(PPI_BUSYPPI, PPI_BUSYPPI), + regmap_reg_range(DSI_BUSYDSI, DSI_BUSYDSI), + regmap_reg_range(DSI_LANESTATUS0, DSI_INTSTATUS), + regmap_reg_range(DSIERRCNT, DSIERRCNT), + regmap_reg_range(VFUEN0, VFUEN0), + regmap_reg_range(SYSSTAT, SYSSTAT), + regmap_reg_range(GPIOI, GPIOI), + regmap_reg_range(INTSTS_G, INTSTS_G), + regmap_reg_range(DP0_VMNGENSTATUS, DP0_VMNGENSTATUS), + regmap_reg_range(DP0_AMNGENSTATUS, DP0_AMNGENSTATUS), regmap_reg_range(DP0_AUXWDATA(0), DP0_AUXSTATUS), regmap_reg_range(DP0_LTSTAT, DP0_SNKLTCHGREQ), regmap_reg_range(DP_PHY_CTRL, DP_PHY_CTRL), regmap_reg_range(DP0_PLLCTRL, PXL_PLLCTRL), - regmap_reg_range(VFUEN0, VFUEN0), - regmap_reg_range(INTSTS_G, INTSTS_G), - regmap_reg_range(GPIOI, GPIOI), }; static const struct regmap_access_table tc_volatile_table = { @@ -1992,12 +2070,28 @@ static const struct regmap_access_table tc_volatile_table = { .n_yes_ranges = ARRAY_SIZE(tc_volatile_ranges), }; -static bool tc_writeable_reg(struct device *dev, unsigned int reg) -{ - return (reg != TC_IDREG) && - (reg != DP0_LTSTAT) && - (reg != DP0_SNKLTCHGREQ); -} +static const struct regmap_range tc_precious_ranges[] = { + regmap_reg_range(SYSSTAT, SYSSTAT), +}; + +static const struct regmap_access_table tc_precious_table = { + .yes_ranges = tc_precious_ranges, + .n_yes_ranges = ARRAY_SIZE(tc_precious_ranges), +}; + +static const struct regmap_range tc_non_writeable_ranges[] = { + regmap_reg_range(PPI_BUSYPPI, PPI_BUSYPPI), + regmap_reg_range(DSI_BUSYDSI, DSI_BUSYDSI), + regmap_reg_range(DSI_LANESTATUS0, DSI_INTSTATUS), + regmap_reg_range(TC_IDREG, SYSSTAT), + regmap_reg_range(GPIOI, GPIOI), + regmap_reg_range(DP0_LTSTAT, DP0_SNKLTCHGREQ), +}; + +static const struct regmap_access_table tc_writeable_table = { + .no_ranges = tc_non_writeable_ranges, + .n_no_ranges = ARRAY_SIZE(tc_non_writeable_ranges), +}; static const struct regmap_config tc_regmap_config = { .name = "tc358767", @@ -2008,7 +2102,8 @@ static const struct regmap_config tc_regmap_config = { .cache_type = REGCACHE_MAPLE, .readable_reg = tc_readable_reg, .volatile_table = &tc_volatile_table, - .writeable_reg = tc_writeable_reg, + .precious_table = &tc_precious_table, + .wr_table = &tc_writeable_table, .reg_format_endian = REGMAP_ENDIAN_BIG, .val_format_endian = REGMAP_ENDIAN_LITTLE, }; diff --git a/drivers/gpu/drm/drm_debugfs.c b/drivers/gpu/drm/drm_debugfs.c index f4715a67e340..08fcefd804bc 100644 --- a/drivers/gpu/drm/drm_debugfs.c +++ b/drivers/gpu/drm/drm_debugfs.c @@ -45,8 +45,6 @@ #include "drm_crtc_internal.h" #include "drm_internal.h" -#if defined(CONFIG_DEBUG_FS) - /*************************************************** * Initialization, etc. **************************************************/ @@ -647,5 +645,3 @@ void drm_debugfs_encoder_remove(struct drm_encoder *encoder) debugfs_remove_recursive(encoder->debugfs_entry); encoder->debugfs_entry = NULL; } - -#endif /* CONFIG_DEBUG_FS */ diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 69c68804023f..e42aeea9d7f4 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -6990,28 +6990,6 @@ int drm_add_modes_noedid(struct drm_connector *connector, } EXPORT_SYMBOL(drm_add_modes_noedid); -/** - * drm_set_preferred_mode - Sets the preferred mode of a connector - * @connector: connector whose mode list should be processed - * @hpref: horizontal resolution of preferred mode - * @vpref: vertical resolution of preferred mode - * - * Marks a mode as preferred if it matches the resolution specified by @hpref - * and @vpref. - */ -void drm_set_preferred_mode(struct drm_connector *connector, - int hpref, int vpref) -{ - struct drm_display_mode *mode; - - list_for_each_entry(mode, &connector->probed_modes, head) { - if (mode->hdisplay == hpref && - mode->vdisplay == vpref) - mode->type |= DRM_MODE_TYPE_PREFERRED; - } -} -EXPORT_SYMBOL(drm_set_preferred_mode); - static bool is_hdmi2_sink(const struct drm_connector *connector) { /* diff --git a/drivers/gpu/drm/drm_ioc32.c b/drivers/gpu/drm/drm_ioc32.c index 129e2b91dbfe..e6b5b06de148 100644 --- a/drivers/gpu/drm/drm_ioc32.c +++ b/drivers/gpu/drm/drm_ioc32.c @@ -229,7 +229,7 @@ typedef struct drm_update_draw32 { unsigned int num; /* 64-bit version has a 32-bit pad here */ u64 data; /**< Pointer */ -} __attribute__((packed)) drm_update_draw32_t; +} __packed drm_update_draw32_t; static int compat_drm_update_draw(struct file *file, unsigned int cmd, unsigned long arg) @@ -296,7 +296,7 @@ typedef struct drm_mode_fb_cmd232 { u32 pitches[4]; u32 offsets[4]; u64 modifier[4]; -} __attribute__((packed)) drm_mode_fb_cmd232_t; +} __packed drm_mode_fb_cmd232_t; static int compat_drm_mode_addfb2(struct file *file, unsigned int cmd, unsigned long arg) diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index ac9a406250c5..45238ec5df1b 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -2754,3 +2754,25 @@ bool drm_mode_is_420(const struct drm_display_info *display, drm_mode_is_420_also(display, mode); } EXPORT_SYMBOL(drm_mode_is_420); + +/** + * drm_set_preferred_mode - Sets the preferred mode of a connector + * @connector: connector whose mode list should be processed + * @hpref: horizontal resolution of preferred mode + * @vpref: vertical resolution of preferred mode + * + * Marks a mode as preferred if it matches the resolution specified by @hpref + * and @vpref. + */ +void drm_set_preferred_mode(struct drm_connector *connector, + int hpref, int vpref) +{ + struct drm_display_mode *mode; + + list_for_each_entry(mode, &connector->probed_modes, head) { + if (mode->hdisplay == hpref && + mode->vdisplay == vpref) + mode->type |= DRM_MODE_TYPE_PREFERRED; + } +} +EXPORT_SYMBOL(drm_set_preferred_mode); diff --git a/drivers/gpu/drm/panel/panel-edp.c b/drivers/gpu/drm/panel/panel-edp.c index a0b6f69b916f..cd05c76868e3 100644 --- a/drivers/gpu/drm/panel/panel-edp.c +++ b/drivers/gpu/drm/panel/panel-edp.c @@ -71,6 +71,21 @@ struct panel_delay { unsigned int hpd_absent; /** + * @powered_on_to_enable: Time between panel powered on and enable. + * + * The minimum time, in milliseconds, that needs to have passed + * between when panel powered on and enable may begin. + * + * This is (T3+T4+T5+T6+T8)-min on eDP timing diagrams or after the + * power supply enabled until we can turn the backlight on and see + * valid data. + * + * This doesn't normally need to be set if timings are already met by + * prepare_to_enable or enable. + */ + unsigned int powered_on_to_enable; + + /** * @prepare_to_enable: Time between prepare and enable. * * The minimum time, in milliseconds, that needs to have passed @@ -216,6 +231,7 @@ struct panel_edp { bool prepared; ktime_t prepared_time; + ktime_t powered_on_time; ktime_t unprepared_time; const struct panel_desc *desc; @@ -455,6 +471,8 @@ static int panel_edp_prepare_once(struct panel_edp *p) gpiod_set_value_cansleep(p->enable_gpio, 1); + p->powered_on_time = ktime_get_boottime(); + delay = p->desc->delay.hpd_reliable; if (p->no_hpd) delay = max(delay, p->desc->delay.hpd_absent); @@ -579,6 +597,8 @@ static int panel_edp_enable(struct drm_panel *panel) panel_edp_wait(p->prepared_time, p->desc->delay.prepare_to_enable); + panel_edp_wait(p->powered_on_time, p->desc->delay.powered_on_to_enable); + p->enabled = true; return 0; @@ -1837,6 +1857,13 @@ static const struct panel_delay delay_200_500_p2e80 = { .prepare_to_enable = 80, }; +static const struct panel_delay delay_200_500_e50_p2e80 = { + .hpd_absent = 200, + .unprepare = 500, + .enable = 50, + .prepare_to_enable = 80, +}; + static const struct panel_delay delay_200_500_p2e100 = { .hpd_absent = 200, .unprepare = 500, @@ -1874,6 +1901,13 @@ static const struct panel_delay delay_200_500_e200 = { .enable = 200, }; +static const struct panel_delay delay_200_500_e200_d200 = { + .hpd_absent = 200, + .unprepare = 500, + .enable = 200, + .disable = 200, +}; + static const struct panel_delay delay_200_500_e200_d10 = { .hpd_absent = 200, .unprepare = 500, @@ -1887,6 +1921,13 @@ static const struct panel_delay delay_200_150_e200 = { .enable = 200, }; +static const struct panel_delay delay_200_500_e50_po2e200 = { + .hpd_absent = 200, + .unprepare = 500, + .enable = 50, + .powered_on_to_enable = 200, +}; + #define EDP_PANEL_ENTRY(vend_chr_0, vend_chr_1, vend_chr_2, product_id, _delay, _name) \ { \ .name = _name, \ @@ -1912,7 +1953,9 @@ static const struct panel_delay delay_200_150_e200 = { * Sort first by vendor, then by product ID. */ static const struct edp_panel_entry edp_panels[] = { + EDP_PANEL_ENTRY('A', 'U', 'O', 0x105c, &delay_200_500_e50, "B116XTN01.0"), EDP_PANEL_ENTRY('A', 'U', 'O', 0x1062, &delay_200_500_e50, "B120XAN01.0"), + EDP_PANEL_ENTRY('A', 'U', 'O', 0x125c, &delay_200_500_e50, "Unknown"), EDP_PANEL_ENTRY('A', 'U', 'O', 0x145c, &delay_200_500_e50, "B116XAB01.4"), EDP_PANEL_ENTRY('A', 'U', 'O', 0x1e9b, &delay_200_500_e50, "B133UAN02.1"), EDP_PANEL_ENTRY('A', 'U', 'O', 0x1ea5, &delay_200_500_e50, "B116XAK01.6"), @@ -1923,54 +1966,91 @@ static const struct edp_panel_entry edp_panels[] = { EDP_PANEL_ENTRY('A', 'U', 'O', 0x403d, &delay_200_500_e50, "B140HAN04.0"), EDP_PANEL_ENTRY2('A', 'U', 'O', 0x405c, &auo_b116xak01.delay, "B116XAK01.0", &auo_b116xa3_mode), + EDP_PANEL_ENTRY('A', 'U', 'O', 0x435c, &delay_200_500_e50, "Unknown"), EDP_PANEL_ENTRY('A', 'U', 'O', 0x582d, &delay_200_500_e50, "B133UAN01.0"), EDP_PANEL_ENTRY2('A', 'U', 'O', 0x615c, &delay_200_500_e50, "B116XAN06.1", &auo_b116xa3_mode), EDP_PANEL_ENTRY('A', 'U', 'O', 0x635c, &delay_200_500_e50, "B116XAN06.3"), EDP_PANEL_ENTRY('A', 'U', 'O', 0x639c, &delay_200_500_e50, "B140HAK02.7"), + EDP_PANEL_ENTRY('A', 'U', 'O', 0x723c, &delay_200_500_e50, "B140XTN07.2"), EDP_PANEL_ENTRY('A', 'U', 'O', 0x8594, &delay_200_500_e50, "B133UAN01.0"), EDP_PANEL_ENTRY('A', 'U', 'O', 0xf390, &delay_200_500_e50, "B140XTN07.7"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0607, &delay_200_500_e200, "Unknown"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0608, &delay_200_500_e50, "NT116WHM-N11"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0668, &delay_200_500_e200, "Unknown"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x068f, &delay_200_500_e200, "Unknown"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x06e5, &delay_200_500_e200, "Unknown"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0705, &delay_200_500_e200, "Unknown"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x0715, &delay_200_150_e200, "NT116WHM-N21"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0717, &delay_200_500_e50_po2e200, "NV133FHM-N42"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x0731, &delay_200_500_e80, "NT116WHM-N42"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x0741, &delay_200_500_e200, "NT116WHM-N44"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0744, &delay_200_500_e200, "Unknown"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x074c, &delay_200_500_e200, "Unknown"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0751, &delay_200_500_e200, "Unknown"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0754, &delay_200_500_e50_po2e200, "NV116WHM-N45"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0771, &delay_200_500_e200, "Unknown"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x0786, &delay_200_500_p2e80, "NV116WHM-T01"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0797, &delay_200_500_e200, "Unknown"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x07d1, &boe_nv133fhm_n61.delay, "NV133FHM-N61"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x07d3, &delay_200_500_e200, "Unknown"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x07f6, &delay_200_500_e200, "NT140FHM-N44"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x07f8, &delay_200_500_e200, "Unknown"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0813, &delay_200_500_e200, "Unknown"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0827, &delay_200_500_e50_p2e80, "NT140WHM-N44 V8.0"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x082d, &boe_nv133fhm_n61.delay, "NV133FHM-N62"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0843, &delay_200_500_e200, "Unknown"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x08b2, &delay_200_500_e200, "NT140WHM-N49"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0848, &delay_200_500_e200, "Unknown"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0849, &delay_200_500_e200, "Unknown"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x09c3, &delay_200_500_e50, "NT116WHM-N21,836X2"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x094b, &delay_200_500_e50, "NT116WHM-N21"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x0951, &delay_200_500_e80, "NV116WHM-N47"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x095f, &delay_200_500_e50, "NE135FBM-N41 v8.1"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x096e, &delay_200_500_e50_po2e200, "NV116WHM-T07 V8.0"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x0979, &delay_200_500_e50, "NV116WHM-N49 V8.0"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x098d, &boe_nv110wtm_n61.delay, "NV110WTM-N61"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0993, &delay_200_500_e80, "NV116WHM-T14 V8.0"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x09ad, &delay_200_500_e80, "NV116WHM-N47"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x09ae, &delay_200_500_e200, "NT140FHM-N45"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x09dd, &delay_200_500_e50, "NT116WHM-N21"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0a36, &delay_200_500_e200, "Unknown"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0a3e, &delay_200_500_e80, "NV116WHM-N49"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x0a5d, &delay_200_500_e50, "NV116WHM-N45"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x0ac5, &delay_200_500_e50, "NV116WHM-N4C"), + EDP_PANEL_ENTRY('B', 'O', 'E', 0x0b34, &delay_200_500_e80, "NV122WUM-N41"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x0b43, &delay_200_500_e200, "NV140FHM-T09"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x0b56, &delay_200_500_e80, "NT140FHM-N47"), EDP_PANEL_ENTRY('B', 'O', 'E', 0x0c20, &delay_200_500_e80, "NT140FHM-N47"), + EDP_PANEL_ENTRY('C', 'M', 'N', 0x1130, &delay_200_500_e50, "N116BGE-EB2"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x1132, &delay_200_500_e80_d50, "N116BGE-EA2"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x1138, &innolux_n116bca_ea1.delay, "N116BCA-EA1-RC4"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x1139, &delay_200_500_e80_d50, "N116BGE-EA2"), + EDP_PANEL_ENTRY('C', 'M', 'N', 0x1141, &delay_200_500_e80_d50, "Unknown"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x1145, &delay_200_500_e80_d50, "N116BCN-EB1"), + EDP_PANEL_ENTRY('C', 'M', 'N', 0x114a, &delay_200_500_e80_d50, "Unknown"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x114c, &innolux_n116bca_ea1.delay, "N116BCA-EA1"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x1152, &delay_200_500_e80_d50, "N116BCN-EA1"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x1153, &delay_200_500_e80_d50, "N116BGE-EA2"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x1154, &delay_200_500_e80_d50, "N116BCA-EA2"), + EDP_PANEL_ENTRY('C', 'M', 'N', 0x1156, &delay_200_500_e80_d50, "Unknown"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x1157, &delay_200_500_e80_d50, "N116BGE-EA2"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x115b, &delay_200_500_e80_d50, "N116BCN-EB1"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x1247, &delay_200_500_e80_d50, "N120ACA-EA1"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x142b, &delay_200_500_e80_d50, "N140HCA-EAC"), + EDP_PANEL_ENTRY('C', 'M', 'N', 0x142e, &delay_200_500_e80_d50, "N140BGA-EA4"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x144f, &delay_200_500_e80_d50, "N140HGA-EA1"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x1468, &delay_200_500_e80, "N140HGA-EA1"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x14d4, &delay_200_500_e80_d50, "N140HCA-EAC"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x14d6, &delay_200_500_e80_d50, "N140BGA-EA4"), EDP_PANEL_ENTRY('C', 'M', 'N', 0x14e5, &delay_200_500_e80_d50, "N140HGA-EA1"), + EDP_PANEL_ENTRY('C', 'S', 'O', 0x1200, &delay_200_500_e50, "MNC207QS1-1"), + + EDP_PANEL_ENTRY('H', 'K', 'C', 0x2d51, &delay_200_500_e200, "Unknown"), + EDP_PANEL_ENTRY('H', 'K', 'C', 0x2d5b, &delay_200_500_e200, "Unknown"), EDP_PANEL_ENTRY('H', 'K', 'C', 0x2d5c, &delay_200_500_e200, "MB116AN01-2"), EDP_PANEL_ENTRY('I', 'V', 'O', 0x048e, &delay_200_500_e200_d10, "M116NWR6 R5"), @@ -1979,11 +2059,25 @@ static const struct edp_panel_entry edp_panels[] = { EDP_PANEL_ENTRY('I', 'V', 'O', 0x854b, &delay_200_500_p2e100, "R133NW4K-R0"), EDP_PANEL_ENTRY('I', 'V', 'O', 0x8c4d, &delay_200_150_e200, "R140NWFM R1"), + EDP_PANEL_ENTRY('K', 'D', 'B', 0x044f, &delay_200_500_e80_d50, "Unknown"), EDP_PANEL_ENTRY('K', 'D', 'B', 0x0624, &kingdisplay_kd116n21_30nv_a010.delay, "116N21-30NV-A010"), + EDP_PANEL_ENTRY('K', 'D', 'B', 0x1118, &delay_200_500_e50, "KD116N29-30NK-A005"), EDP_PANEL_ENTRY('K', 'D', 'B', 0x1120, &delay_200_500_e80_d50, "116N29-30NK-C007"), + EDP_PANEL_ENTRY('K', 'D', 'C', 0x044f, &delay_200_500_e50, "KD116N9-30NH-F3"), + EDP_PANEL_ENTRY('K', 'D', 'C', 0x05f1, &delay_200_500_e80_d50, "KD116N5-30NV-G7"), EDP_PANEL_ENTRY('K', 'D', 'C', 0x0809, &delay_200_500_e50, "KD116N2930A15"), + EDP_PANEL_ENTRY('L', 'G', 'D', 0x0000, &delay_200_500_e200_d200, "Unknown"), + EDP_PANEL_ENTRY('L', 'G', 'D', 0x048d, &delay_200_500_e200_d200, "Unknown"), + EDP_PANEL_ENTRY('L', 'G', 'D', 0x0497, &delay_200_500_e200_d200, "LP116WH7-SPB1"), + EDP_PANEL_ENTRY('L', 'G', 'D', 0x052c, &delay_200_500_e200_d200, "LP133WF2-SPL7"), + EDP_PANEL_ENTRY('L', 'G', 'D', 0x0537, &delay_200_500_e200_d200, "Unknown"), + EDP_PANEL_ENTRY('L', 'G', 'D', 0x054a, &delay_200_500_e200_d200, "LP116WH8-SPC1"), + EDP_PANEL_ENTRY('L', 'G', 'D', 0x0567, &delay_200_500_e200_d200, "Unknown"), + EDP_PANEL_ENTRY('L', 'G', 'D', 0x05af, &delay_200_500_e200_d200, "Unknown"), + EDP_PANEL_ENTRY('L', 'G', 'D', 0x05f1, &delay_200_500_e200_d200, "Unknown"), + EDP_PANEL_ENTRY('S', 'D', 'C', 0x416d, &delay_100_500_e200, "ATNA45AF01"), EDP_PANEL_ENTRY('S', 'H', 'P', 0x1511, &delay_200_500_e50, "LQ140M1JW48"), diff --git a/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c b/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c index 30919c872ac8..9d87cc1a357e 100644 --- a/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c +++ b/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c @@ -646,26 +646,17 @@ static int ltk050h3146w_probe(struct mipi_dsi_device *dsi) return -EINVAL; ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW); - if (IS_ERR(ctx->reset_gpio)) { - dev_err(dev, "cannot get reset gpio\n"); - return PTR_ERR(ctx->reset_gpio); - } + if (IS_ERR(ctx->reset_gpio)) + return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio), "cannot get reset gpio\n"); ctx->vci = devm_regulator_get(dev, "vci"); - if (IS_ERR(ctx->vci)) { - ret = PTR_ERR(ctx->vci); - if (ret != -EPROBE_DEFER) - dev_err(dev, "Failed to request vci regulator: %d\n", ret); - return ret; - } + if (IS_ERR(ctx->vci)) + return dev_err_probe(dev, PTR_ERR(ctx->vci), "Failed to request vci regulator\n"); ctx->iovcc = devm_regulator_get(dev, "iovcc"); - if (IS_ERR(ctx->iovcc)) { - ret = PTR_ERR(ctx->iovcc); - if (ret != -EPROBE_DEFER) - dev_err(dev, "Failed to request iovcc regulator: %d\n", ret); - return ret; - } + if (IS_ERR(ctx->iovcc)) + return dev_err_probe(dev, PTR_ERR(ctx->iovcc), + "Failed to request iovcc regulator\n"); mipi_dsi_set_drvdata(dsi, ctx); diff --git a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c index bd08d57486fe..7069a3d4d581 100644 --- a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c +++ b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c @@ -343,6 +343,9 @@ static int rockchip_dp_bind(struct device *dev, struct device *master, return ret; } + rockchip_drm_encoder_set_crtc_endpoint_id(&dp->encoder, + dev->of_node, 0, 0); + dp->plat_data.encoder = &dp->encoder.encoder; ret = analogix_dp_bind(dp->adp, drm_dev); diff --git a/drivers/gpu/drm/rockchip/inno_hdmi.c b/drivers/gpu/drm/rockchip/inno_hdmi.c index f6d819803c0e..925320fef0a8 100644 --- a/drivers/gpu/drm/rockchip/inno_hdmi.c +++ b/drivers/gpu/drm/rockchip/inno_hdmi.c @@ -10,7 +10,6 @@ #include <linux/delay.h> #include <linux/err.h> #include <linux/hdmi.h> -#include <linux/mfd/syscon.h> #include <linux/mod_devicetable.h> #include <linux/module.h> #include <linux/mutex.h> @@ -26,12 +25,17 @@ #include "inno_hdmi.h" -struct hdmi_data_info { - int vic; - bool sink_has_audio; - unsigned int enc_in_format; - unsigned int enc_out_format; - unsigned int colorimetry; +#define INNO_HDMI_MIN_TMDS_CLOCK 25000000U + +struct inno_hdmi_phy_config { + unsigned long pixelclock; + u8 pre_emphasis; + u8 voltage_level_control; +}; + +struct inno_hdmi_variant { + struct inno_hdmi_phy_config *phy_configs; + struct inno_hdmi_phy_config *default_phy_config; }; struct inno_hdmi_i2c { @@ -46,10 +50,9 @@ struct inno_hdmi_i2c { struct inno_hdmi { struct device *dev; - struct drm_device *drm_dev; - int irq; struct clk *pclk; + struct clk *refclk; void __iomem *regs; struct drm_connector connector; @@ -58,10 +61,14 @@ struct inno_hdmi { struct inno_hdmi_i2c *i2c; struct i2c_adapter *ddc; - unsigned int tmds_rate; + const struct inno_hdmi_variant *variant; +}; - struct hdmi_data_info hdmi_data; - struct drm_display_mode previous_mode; +struct inno_hdmi_connector_state { + struct drm_connector_state base; + unsigned int enc_out_format; + unsigned int colorimetry; + bool rgb_limited_range; }; static struct inno_hdmi *encoder_to_inno_hdmi(struct drm_encoder *encoder) @@ -76,10 +83,10 @@ static struct inno_hdmi *connector_to_inno_hdmi(struct drm_connector *connector) return container_of(connector, struct inno_hdmi, connector); } +#define to_inno_hdmi_conn_state(conn_state) \ + container_of_const(conn_state, struct inno_hdmi_connector_state, base) + enum { - CSC_ITU601_16_235_TO_RGB_0_255_8BIT, - CSC_ITU601_0_255_TO_RGB_0_255_8BIT, - CSC_ITU709_16_235_TO_RGB_0_255_8BIT, CSC_RGB_0_255_TO_ITU601_16_235_8BIT, CSC_RGB_0_255_TO_ITU709_16_235_8BIT, CSC_RGB_0_255_TO_RGB_16_235_8BIT, @@ -87,40 +94,6 @@ enum { static const char coeff_csc[][24] = { /* - * YUV2RGB:601 SD mode(Y[16:235], UV[16:240], RGB[0:255]): - * R = 1.164*Y + 1.596*V - 204 - * G = 1.164*Y - 0.391*U - 0.813*V + 154 - * B = 1.164*Y + 2.018*U - 258 - */ - { - 0x04, 0xa7, 0x00, 0x00, 0x06, 0x62, 0x02, 0xcc, - 0x04, 0xa7, 0x11, 0x90, 0x13, 0x40, 0x00, 0x9a, - 0x04, 0xa7, 0x08, 0x12, 0x00, 0x00, 0x03, 0x02 - }, - /* - * YUV2RGB:601 SD mode(YUV[0:255],RGB[0:255]): - * R = Y + 1.402*V - 248 - * G = Y - 0.344*U - 0.714*V + 135 - * B = Y + 1.772*U - 227 - */ - { - 0x04, 0x00, 0x00, 0x00, 0x05, 0x9b, 0x02, 0xf8, - 0x04, 0x00, 0x11, 0x60, 0x12, 0xdb, 0x00, 0x87, - 0x04, 0x00, 0x07, 0x16, 0x00, 0x00, 0x02, 0xe3 - }, - /* - * YUV2RGB:709 HD mode(Y[16:235],UV[16:240],RGB[0:255]): - * R = 1.164*Y + 1.793*V - 248 - * G = 1.164*Y - 0.213*U - 0.534*V + 77 - * B = 1.164*Y + 2.115*U - 289 - */ - { - 0x04, 0xa7, 0x00, 0x00, 0x07, 0x2c, 0x02, 0xf8, - 0x04, 0xa7, 0x10, 0xda, 0x12, 0x22, 0x00, 0x4d, - 0x04, 0xa7, 0x08, 0x74, 0x00, 0x00, 0x03, 0x21 - }, - - /* * RGB2YUV:601 SD mode: * Cb = -0.291G - 0.148R + 0.439B + 128 * Y = 0.504G + 0.257R + 0.098B + 16 @@ -155,6 +128,36 @@ static const char coeff_csc[][24] = { }, }; +static struct inno_hdmi_phy_config rk3036_hdmi_phy_configs[] = { + { 74250000, 0x3f, 0xbb }, + { 165000000, 0x6f, 0xbb }, + { ~0UL, 0x00, 0x00 } +}; + +static struct inno_hdmi_phy_config rk3128_hdmi_phy_configs[] = { + { 74250000, 0x3f, 0xaa }, + { 165000000, 0x5f, 0xaa }, + { ~0UL, 0x00, 0x00 } +}; + +static int inno_hdmi_find_phy_config(struct inno_hdmi *hdmi, + unsigned long pixelclk) +{ + const struct inno_hdmi_phy_config *phy_configs = + hdmi->variant->phy_configs; + int i; + + for (i = 0; phy_configs[i].pixelclock != ~0UL; i++) { + if (pixelclk <= phy_configs[i].pixelclock) + return i; + } + + DRM_DEV_DEBUG(hdmi->dev, "No phy configuration for pixelclock %lu\n", + pixelclk); + + return -EINVAL; +} + static inline u8 hdmi_readb(struct inno_hdmi *hdmi, u16 offset) { return readl_relaxed(hdmi->regs + (offset) * 0x04); @@ -174,11 +177,11 @@ static inline void hdmi_modb(struct inno_hdmi *hdmi, u16 offset, hdmi_writeb(hdmi, offset, temp); } -static void inno_hdmi_i2c_init(struct inno_hdmi *hdmi) +static void inno_hdmi_i2c_init(struct inno_hdmi *hdmi, unsigned long long rate) { - int ddc_bus_freq; + unsigned long long ddc_bus_freq = rate >> 2; - ddc_bus_freq = (hdmi->tmds_rate >> 2) / HDMI_SCL_RATE; + do_div(ddc_bus_freq, HDMI_SCL_RATE); hdmi_writeb(hdmi, DDC_BUS_FREQ_L, ddc_bus_freq & 0xFF); hdmi_writeb(hdmi, DDC_BUS_FREQ_H, (ddc_bus_freq >> 8) & 0xFF); @@ -196,38 +199,44 @@ static void inno_hdmi_sys_power(struct inno_hdmi *hdmi, bool enable) hdmi_modb(hdmi, HDMI_SYS_CTRL, m_POWER, v_PWR_OFF); } -static void inno_hdmi_set_pwr_mode(struct inno_hdmi *hdmi, int mode) +static void inno_hdmi_standby(struct inno_hdmi *hdmi) { - switch (mode) { - case NORMAL: - inno_hdmi_sys_power(hdmi, false); + inno_hdmi_sys_power(hdmi, false); - hdmi_writeb(hdmi, HDMI_PHY_PRE_EMPHASIS, 0x6f); - hdmi_writeb(hdmi, HDMI_PHY_DRIVER, 0xbb); + hdmi_writeb(hdmi, HDMI_PHY_DRIVER, 0x00); + hdmi_writeb(hdmi, HDMI_PHY_PRE_EMPHASIS, 0x00); + hdmi_writeb(hdmi, HDMI_PHY_CHG_PWR, 0x00); + hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x15); +}; - hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x15); - hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x14); - hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x10); - hdmi_writeb(hdmi, HDMI_PHY_CHG_PWR, 0x0f); - hdmi_writeb(hdmi, HDMI_PHY_SYNC, 0x00); - hdmi_writeb(hdmi, HDMI_PHY_SYNC, 0x01); +static void inno_hdmi_power_up(struct inno_hdmi *hdmi, + unsigned long mpixelclock) +{ + struct inno_hdmi_phy_config *phy_config; + int ret = inno_hdmi_find_phy_config(hdmi, mpixelclock); - inno_hdmi_sys_power(hdmi, true); - break; + if (ret < 0) { + phy_config = hdmi->variant->default_phy_config; + DRM_DEV_ERROR(hdmi->dev, + "Using default phy configuration for TMDS rate %lu", + mpixelclock); + } else { + phy_config = &hdmi->variant->phy_configs[ret]; + } - case LOWER_PWR: - inno_hdmi_sys_power(hdmi, false); - hdmi_writeb(hdmi, HDMI_PHY_DRIVER, 0x00); - hdmi_writeb(hdmi, HDMI_PHY_PRE_EMPHASIS, 0x00); - hdmi_writeb(hdmi, HDMI_PHY_CHG_PWR, 0x00); - hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x15); + inno_hdmi_sys_power(hdmi, false); - break; + hdmi_writeb(hdmi, HDMI_PHY_PRE_EMPHASIS, phy_config->pre_emphasis); + hdmi_writeb(hdmi, HDMI_PHY_DRIVER, phy_config->voltage_level_control); + hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x15); + hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x14); + hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x10); + hdmi_writeb(hdmi, HDMI_PHY_CHG_PWR, 0x0f); + hdmi_writeb(hdmi, HDMI_PHY_SYNC, 0x00); + hdmi_writeb(hdmi, HDMI_PHY_SYNC, 0x01); - default: - DRM_DEV_ERROR(hdmi->dev, "Unknown power mode %d\n", mode); - } -} + inno_hdmi_sys_power(hdmi, true); +}; static void inno_hdmi_reset(struct inno_hdmi *hdmi) { @@ -244,75 +253,96 @@ static void inno_hdmi_reset(struct inno_hdmi *hdmi) val = v_REG_CLK_INV | v_REG_CLK_SOURCE_SYS | v_PWR_ON | v_INT_POL_HIGH; hdmi_modb(hdmi, HDMI_SYS_CTRL, msk, val); - inno_hdmi_set_pwr_mode(hdmi, NORMAL); + inno_hdmi_standby(hdmi); } -static int inno_hdmi_upload_frame(struct inno_hdmi *hdmi, int setup_rc, - union hdmi_infoframe *frame, u32 frame_index, - u32 mask, u32 disable, u32 enable) +static void inno_hdmi_disable_frame(struct inno_hdmi *hdmi, + enum hdmi_infoframe_type type) { - if (mask) - hdmi_modb(hdmi, HDMI_PACKET_SEND_AUTO, mask, disable); + struct drm_connector *connector = &hdmi->connector; - hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_BUF_INDEX, frame_index); - - if (setup_rc >= 0) { - u8 packed_frame[HDMI_MAXIMUM_INFO_FRAME_SIZE]; - ssize_t rc, i; + if (type != HDMI_INFOFRAME_TYPE_AVI) { + drm_err(connector->dev, + "Unsupported infoframe type: %u\n", type); + return; + } - rc = hdmi_infoframe_pack(frame, packed_frame, - sizeof(packed_frame)); - if (rc < 0) - return rc; + hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_BUF_INDEX, INFOFRAME_AVI); +} - for (i = 0; i < rc; i++) - hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_ADDR + i, - packed_frame[i]); +static int inno_hdmi_upload_frame(struct inno_hdmi *hdmi, + union hdmi_infoframe *frame, enum hdmi_infoframe_type type) +{ + struct drm_connector *connector = &hdmi->connector; + u8 packed_frame[HDMI_MAXIMUM_INFO_FRAME_SIZE]; + ssize_t rc, i; - if (mask) - hdmi_modb(hdmi, HDMI_PACKET_SEND_AUTO, mask, enable); + if (type != HDMI_INFOFRAME_TYPE_AVI) { + drm_err(connector->dev, + "Unsupported infoframe type: %u\n", type); + return 0; } - return setup_rc; -} + inno_hdmi_disable_frame(hdmi, type); -static int inno_hdmi_config_video_vsi(struct inno_hdmi *hdmi, - struct drm_display_mode *mode) -{ - union hdmi_infoframe frame; - int rc; + rc = hdmi_infoframe_pack(frame, packed_frame, + sizeof(packed_frame)); + if (rc < 0) + return rc; - rc = drm_hdmi_vendor_infoframe_from_display_mode(&frame.vendor.hdmi, - &hdmi->connector, - mode); + for (i = 0; i < rc; i++) + hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_ADDR + i, + packed_frame[i]); - return inno_hdmi_upload_frame(hdmi, rc, &frame, INFOFRAME_VSI, - m_PACKET_VSI_EN, v_PACKET_VSI_EN(0), v_PACKET_VSI_EN(1)); + return 0; } static int inno_hdmi_config_video_avi(struct inno_hdmi *hdmi, struct drm_display_mode *mode) { + struct drm_connector *connector = &hdmi->connector; + struct drm_connector_state *conn_state = connector->state; + struct inno_hdmi_connector_state *inno_conn_state = + to_inno_hdmi_conn_state(conn_state); union hdmi_infoframe frame; int rc; rc = drm_hdmi_avi_infoframe_from_display_mode(&frame.avi, &hdmi->connector, mode); + if (rc) { + inno_hdmi_disable_frame(hdmi, HDMI_INFOFRAME_TYPE_AVI); + return rc; + } - if (hdmi->hdmi_data.enc_out_format == HDMI_COLORSPACE_YUV444) + if (inno_conn_state->enc_out_format == HDMI_COLORSPACE_YUV444) frame.avi.colorspace = HDMI_COLORSPACE_YUV444; - else if (hdmi->hdmi_data.enc_out_format == HDMI_COLORSPACE_YUV422) + else if (inno_conn_state->enc_out_format == HDMI_COLORSPACE_YUV422) frame.avi.colorspace = HDMI_COLORSPACE_YUV422; else frame.avi.colorspace = HDMI_COLORSPACE_RGB; - return inno_hdmi_upload_frame(hdmi, rc, &frame, INFOFRAME_AVI, 0, 0, 0); + if (inno_conn_state->enc_out_format == HDMI_COLORSPACE_RGB) { + drm_hdmi_avi_infoframe_quant_range(&frame.avi, + connector, mode, + inno_conn_state->rgb_limited_range ? + HDMI_QUANTIZATION_RANGE_LIMITED : + HDMI_QUANTIZATION_RANGE_FULL); + } else { + frame.avi.quantization_range = HDMI_QUANTIZATION_RANGE_DEFAULT; + frame.avi.ycc_quantization_range = + HDMI_YCC_QUANTIZATION_RANGE_LIMITED; + } + + return inno_hdmi_upload_frame(hdmi, &frame, HDMI_INFOFRAME_TYPE_AVI); } static int inno_hdmi_config_video_csc(struct inno_hdmi *hdmi) { - struct hdmi_data_info *data = &hdmi->hdmi_data; + struct drm_connector *connector = &hdmi->connector; + struct drm_connector_state *conn_state = connector->state; + struct inno_hdmi_connector_state *inno_conn_state = + to_inno_hdmi_conn_state(conn_state); int c0_c2_change = 0; int csc_enable = 0; int csc_mode = 0; @@ -330,9 +360,14 @@ static int inno_hdmi_config_video_csc(struct inno_hdmi *hdmi) v_VIDEO_INPUT_CSP(0); hdmi_writeb(hdmi, HDMI_VIDEO_CONTRL2, value); - if (data->enc_in_format == data->enc_out_format) { - if ((data->enc_in_format == HDMI_COLORSPACE_RGB) || - (data->enc_in_format >= HDMI_COLORSPACE_YUV444)) { + if (inno_conn_state->enc_out_format == HDMI_COLORSPACE_RGB) { + if (inno_conn_state->rgb_limited_range) { + csc_mode = CSC_RGB_0_255_TO_RGB_16_235_8BIT; + auto_csc = AUTO_CSC_DISABLE; + c0_c2_change = C0_C2_CHANGE_DISABLE; + csc_enable = v_CSC_ENABLE; + + } else { value = v_SOF_DISABLE | v_COLOR_DEPTH_NOT_INDICATED(1); hdmi_writeb(hdmi, HDMI_VIDEO_CONTRL3, value); @@ -342,35 +377,21 @@ static int inno_hdmi_config_video_csc(struct inno_hdmi *hdmi) v_VIDEO_C0_C2_SWAP(C0_C2_CHANGE_DISABLE)); return 0; } - } - - if (data->colorimetry == HDMI_COLORIMETRY_ITU_601) { - if ((data->enc_in_format == HDMI_COLORSPACE_RGB) && - (data->enc_out_format == HDMI_COLORSPACE_YUV444)) { - csc_mode = CSC_RGB_0_255_TO_ITU601_16_235_8BIT; - auto_csc = AUTO_CSC_DISABLE; - c0_c2_change = C0_C2_CHANGE_DISABLE; - csc_enable = v_CSC_ENABLE; - } else if ((data->enc_in_format == HDMI_COLORSPACE_YUV444) && - (data->enc_out_format == HDMI_COLORSPACE_RGB)) { - csc_mode = CSC_ITU601_16_235_TO_RGB_0_255_8BIT; - auto_csc = AUTO_CSC_ENABLE; - c0_c2_change = C0_C2_CHANGE_DISABLE; - csc_enable = v_CSC_DISABLE; - } } else { - if ((data->enc_in_format == HDMI_COLORSPACE_RGB) && - (data->enc_out_format == HDMI_COLORSPACE_YUV444)) { - csc_mode = CSC_RGB_0_255_TO_ITU709_16_235_8BIT; - auto_csc = AUTO_CSC_DISABLE; - c0_c2_change = C0_C2_CHANGE_DISABLE; - csc_enable = v_CSC_ENABLE; - } else if ((data->enc_in_format == HDMI_COLORSPACE_YUV444) && - (data->enc_out_format == HDMI_COLORSPACE_RGB)) { - csc_mode = CSC_ITU709_16_235_TO_RGB_0_255_8BIT; - auto_csc = AUTO_CSC_ENABLE; - c0_c2_change = C0_C2_CHANGE_DISABLE; - csc_enable = v_CSC_DISABLE; + if (inno_conn_state->colorimetry == HDMI_COLORIMETRY_ITU_601) { + if (inno_conn_state->enc_out_format == HDMI_COLORSPACE_YUV444) { + csc_mode = CSC_RGB_0_255_TO_ITU601_16_235_8BIT; + auto_csc = AUTO_CSC_DISABLE; + c0_c2_change = C0_C2_CHANGE_DISABLE; + csc_enable = v_CSC_ENABLE; + } + } else { + if (inno_conn_state->enc_out_format == HDMI_COLORSPACE_YUV444) { + csc_mode = CSC_RGB_0_255_TO_ITU709_16_235_8BIT; + auto_csc = AUTO_CSC_DISABLE; + c0_c2_change = C0_C2_CHANGE_DISABLE; + csc_enable = v_CSC_ENABLE; + } } } @@ -411,7 +432,7 @@ static int inno_hdmi_config_video_timing(struct inno_hdmi *hdmi, hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HBLANK_L, value & 0xFF); hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HBLANK_H, (value >> 8) & 0xFF); - value = mode->hsync_start - mode->hdisplay; + value = mode->htotal - mode->hsync_start; hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HDELAY_L, value & 0xFF); hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HDELAY_H, (value >> 8) & 0xFF); @@ -426,7 +447,7 @@ static int inno_hdmi_config_video_timing(struct inno_hdmi *hdmi, value = mode->vtotal - mode->vdisplay; hdmi_writeb(hdmi, HDMI_VIDEO_EXT_VBLANK, value & 0xFF); - value = mode->vsync_start - mode->vdisplay; + value = mode->vtotal - mode->vsync_start; hdmi_writeb(hdmi, HDMI_VIDEO_EXT_VDELAY, value & 0xFF); value = mode->vsync_end - mode->vsync_start; @@ -443,19 +464,7 @@ static int inno_hdmi_setup(struct inno_hdmi *hdmi, struct drm_display_mode *mode) { struct drm_display_info *display = &hdmi->connector.display_info; - - hdmi->hdmi_data.vic = drm_match_cea_mode(mode); - - hdmi->hdmi_data.enc_in_format = HDMI_COLORSPACE_RGB; - hdmi->hdmi_data.enc_out_format = HDMI_COLORSPACE_RGB; - - if ((hdmi->hdmi_data.vic == 6) || (hdmi->hdmi_data.vic == 7) || - (hdmi->hdmi_data.vic == 21) || (hdmi->hdmi_data.vic == 22) || - (hdmi->hdmi_data.vic == 2) || (hdmi->hdmi_data.vic == 3) || - (hdmi->hdmi_data.vic == 17) || (hdmi->hdmi_data.vic == 18)) - hdmi->hdmi_data.colorimetry = HDMI_COLORIMETRY_ITU_601; - else - hdmi->hdmi_data.colorimetry = HDMI_COLORIMETRY_ITU_709; + unsigned long mpixelclock = mode->clock * 1000; /* Mute video and audio output */ hdmi_modb(hdmi, HDMI_AV_MUTE, m_AUDIO_MUTE | m_VIDEO_BLACK, @@ -469,10 +478,8 @@ static int inno_hdmi_setup(struct inno_hdmi *hdmi, inno_hdmi_config_video_csc(hdmi); - if (display->is_hdmi) { + if (display->is_hdmi) inno_hdmi_config_video_avi(hdmi, mode); - inno_hdmi_config_video_vsi(hdmi, mode); - } /* * When IP controller have configured to an accurate video @@ -480,47 +487,73 @@ static int inno_hdmi_setup(struct inno_hdmi *hdmi, * DCLK_LCDC, so we need to init the TMDS rate to mode pixel * clock rate, and reconfigure the DDC clock. */ - hdmi->tmds_rate = mode->clock * 1000; - inno_hdmi_i2c_init(hdmi); + inno_hdmi_i2c_init(hdmi, mpixelclock); /* Unmute video and audio output */ hdmi_modb(hdmi, HDMI_AV_MUTE, m_AUDIO_MUTE | m_VIDEO_BLACK, v_AUDIO_MUTE(0) | v_VIDEO_MUTE(0)); + inno_hdmi_power_up(hdmi, mpixelclock); + return 0; } -static void inno_hdmi_encoder_mode_set(struct drm_encoder *encoder, - struct drm_display_mode *mode, - struct drm_display_mode *adj_mode) +static enum drm_mode_status inno_hdmi_display_mode_valid(struct inno_hdmi *hdmi, + struct drm_display_mode *mode) { - struct inno_hdmi *hdmi = encoder_to_inno_hdmi(encoder); + unsigned long mpixelclk, max_tolerance; + long rounded_refclk; - inno_hdmi_setup(hdmi, adj_mode); + /* No support for double-clock modes */ + if (mode->flags & DRM_MODE_FLAG_DBLCLK) + return MODE_BAD; - /* Store the display mode for plugin/DPMS poweron events */ - drm_mode_copy(&hdmi->previous_mode, adj_mode); -} + mpixelclk = mode->clock * 1000; -static void inno_hdmi_encoder_enable(struct drm_encoder *encoder) -{ - struct inno_hdmi *hdmi = encoder_to_inno_hdmi(encoder); + if (mpixelclk < INNO_HDMI_MIN_TMDS_CLOCK) + return MODE_CLOCK_LOW; + + if (inno_hdmi_find_phy_config(hdmi, mpixelclk) < 0) + return MODE_CLOCK_HIGH; - inno_hdmi_set_pwr_mode(hdmi, NORMAL); + if (hdmi->refclk) { + rounded_refclk = clk_round_rate(hdmi->refclk, mpixelclk); + if (rounded_refclk < 0) + return MODE_BAD; + + /* Vesa DMT standard mentions +/- 0.5% max tolerance */ + max_tolerance = mpixelclk / 200; + if (abs_diff((unsigned long)rounded_refclk, mpixelclk) > max_tolerance) + return MODE_NOCLOCK; + } + + return MODE_OK; } -static void inno_hdmi_encoder_disable(struct drm_encoder *encoder) +static void inno_hdmi_encoder_enable(struct drm_encoder *encoder, + struct drm_atomic_state *state) { struct inno_hdmi *hdmi = encoder_to_inno_hdmi(encoder); + struct drm_connector_state *conn_state; + struct drm_crtc_state *crtc_state; - inno_hdmi_set_pwr_mode(hdmi, LOWER_PWR); + conn_state = drm_atomic_get_new_connector_state(state, &hdmi->connector); + if (WARN_ON(!conn_state)) + return; + + crtc_state = drm_atomic_get_new_crtc_state(state, conn_state->crtc); + if (WARN_ON(!crtc_state)) + return; + + inno_hdmi_setup(hdmi, &crtc_state->adjusted_mode); } -static bool inno_hdmi_encoder_mode_fixup(struct drm_encoder *encoder, - const struct drm_display_mode *mode, - struct drm_display_mode *adj_mode) +static void inno_hdmi_encoder_disable(struct drm_encoder *encoder, + struct drm_atomic_state *state) { - return true; + struct inno_hdmi *hdmi = encoder_to_inno_hdmi(encoder); + + inno_hdmi_standby(hdmi); } static int @@ -529,19 +562,35 @@ inno_hdmi_encoder_atomic_check(struct drm_encoder *encoder, struct drm_connector_state *conn_state) { struct rockchip_crtc_state *s = to_rockchip_crtc_state(crtc_state); + struct inno_hdmi *hdmi = encoder_to_inno_hdmi(encoder); + struct drm_display_mode *mode = &crtc_state->adjusted_mode; + u8 vic = drm_match_cea_mode(mode); + struct inno_hdmi_connector_state *inno_conn_state = + to_inno_hdmi_conn_state(conn_state); s->output_mode = ROCKCHIP_OUT_MODE_P888; s->output_type = DRM_MODE_CONNECTOR_HDMIA; - return 0; + if (vic == 6 || vic == 7 || + vic == 21 || vic == 22 || + vic == 2 || vic == 3 || + vic == 17 || vic == 18) + inno_conn_state->colorimetry = HDMI_COLORIMETRY_ITU_601; + else + inno_conn_state->colorimetry = HDMI_COLORIMETRY_ITU_709; + + inno_conn_state->enc_out_format = HDMI_COLORSPACE_RGB; + inno_conn_state->rgb_limited_range = + drm_default_rgb_quant_range(mode) == HDMI_QUANTIZATION_RANGE_LIMITED; + + return inno_hdmi_display_mode_valid(hdmi, + &crtc_state->adjusted_mode) == MODE_OK ? 0 : -EINVAL; } static struct drm_encoder_helper_funcs inno_hdmi_encoder_helper_funcs = { - .enable = inno_hdmi_encoder_enable, - .disable = inno_hdmi_encoder_disable, - .mode_fixup = inno_hdmi_encoder_mode_fixup, - .mode_set = inno_hdmi_encoder_mode_set, - .atomic_check = inno_hdmi_encoder_atomic_check, + .atomic_check = inno_hdmi_encoder_atomic_check, + .atomic_enable = inno_hdmi_encoder_enable, + .atomic_disable = inno_hdmi_encoder_disable, }; static enum drm_connector_status @@ -564,7 +613,6 @@ static int inno_hdmi_connector_get_modes(struct drm_connector *connector) edid = drm_get_edid(connector, hdmi->ddc); if (edid) { - hdmi->hdmi_data.sink_has_audio = drm_detect_monitor_audio(edid); drm_connector_update_edid_property(connector, edid); ret = drm_add_edid_modes(connector, edid); kfree(edid); @@ -577,14 +625,9 @@ static enum drm_mode_status inno_hdmi_connector_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { - return MODE_OK; -} + struct inno_hdmi *hdmi = connector_to_inno_hdmi(connector); -static int -inno_hdmi_probe_single_connector_modes(struct drm_connector *connector, - uint32_t maxX, uint32_t maxY) -{ - return drm_helper_probe_single_connector_modes(connector, 1920, 1080); + return inno_hdmi_display_mode_valid(hdmi, mode); } static void inno_hdmi_connector_destroy(struct drm_connector *connector) @@ -593,13 +636,64 @@ static void inno_hdmi_connector_destroy(struct drm_connector *connector) drm_connector_cleanup(connector); } +static void +inno_hdmi_connector_destroy_state(struct drm_connector *connector, + struct drm_connector_state *state) +{ + struct inno_hdmi_connector_state *inno_conn_state = + to_inno_hdmi_conn_state(state); + + __drm_atomic_helper_connector_destroy_state(&inno_conn_state->base); + kfree(inno_conn_state); +} + +static void inno_hdmi_connector_reset(struct drm_connector *connector) +{ + struct inno_hdmi_connector_state *inno_conn_state; + + if (connector->state) { + inno_hdmi_connector_destroy_state(connector, connector->state); + connector->state = NULL; + } + + inno_conn_state = kzalloc(sizeof(*inno_conn_state), GFP_KERNEL); + if (!inno_conn_state) + return; + + __drm_atomic_helper_connector_reset(connector, &inno_conn_state->base); + + inno_conn_state->colorimetry = HDMI_COLORIMETRY_ITU_709; + inno_conn_state->enc_out_format = HDMI_COLORSPACE_RGB; + inno_conn_state->rgb_limited_range = false; +} + +static struct drm_connector_state * +inno_hdmi_connector_duplicate_state(struct drm_connector *connector) +{ + struct inno_hdmi_connector_state *inno_conn_state; + + if (WARN_ON(!connector->state)) + return NULL; + + inno_conn_state = kmemdup(to_inno_hdmi_conn_state(connector->state), + sizeof(*inno_conn_state), GFP_KERNEL); + + if (!inno_conn_state) + return NULL; + + __drm_atomic_helper_connector_duplicate_state(connector, + &inno_conn_state->base); + + return &inno_conn_state->base; +} + static const struct drm_connector_funcs inno_hdmi_connector_funcs = { - .fill_modes = inno_hdmi_probe_single_connector_modes, + .fill_modes = drm_helper_probe_single_connector_modes, .detect = inno_hdmi_connector_detect, .destroy = inno_hdmi_connector_destroy, - .reset = drm_atomic_helper_connector_reset, - .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, - .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, + .reset = inno_hdmi_connector_reset, + .atomic_duplicate_state = inno_hdmi_connector_duplicate_state, + .atomic_destroy_state = inno_hdmi_connector_destroy_state, }; static struct drm_connector_helper_funcs inno_hdmi_connector_helper_funcs = { @@ -820,6 +914,7 @@ static int inno_hdmi_bind(struct device *dev, struct device *master, struct platform_device *pdev = to_platform_device(dev); struct drm_device *drm = data; struct inno_hdmi *hdmi; + const struct inno_hdmi_variant *variant; int irq; int ret; @@ -828,7 +923,12 @@ static int inno_hdmi_bind(struct device *dev, struct device *master, return -ENOMEM; hdmi->dev = dev; - hdmi->drm_dev = drm; + + variant = of_device_get_match_data(hdmi->dev); + if (!variant) + return -EINVAL; + + hdmi->variant = variant; hdmi->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(hdmi->regs)) @@ -847,6 +947,20 @@ static int inno_hdmi_bind(struct device *dev, struct device *master, return ret; } + hdmi->refclk = devm_clk_get_optional(hdmi->dev, "ref"); + if (IS_ERR(hdmi->refclk)) { + DRM_DEV_ERROR(hdmi->dev, "Unable to get HDMI reference clock\n"); + ret = PTR_ERR(hdmi->refclk); + goto err_disable_pclk; + } + + ret = clk_prepare_enable(hdmi->refclk); + if (ret) { + DRM_DEV_ERROR(hdmi->dev, + "Cannot enable HDMI reference clock: %d\n", ret); + goto err_disable_pclk; + } + irq = platform_get_irq(pdev, 0); if (irq < 0) { ret = irq; @@ -863,13 +977,16 @@ static int inno_hdmi_bind(struct device *dev, struct device *master, } /* - * When IP controller haven't configured to an accurate video - * timing, then the TMDS clock source would be switched to - * PCLK_HDMI, so we need to init the TMDS rate to PCLK rate, - * and reconfigure the DDC clock. + * When the controller isn't configured to an accurate + * video timing and there is no reference clock available, + * then the TMDS clock source would be switched to PCLK_HDMI, + * so we need to init the TMDS rate to PCLK rate, and + * reconfigure the DDC clock. */ - hdmi->tmds_rate = clk_get_rate(hdmi->pclk); - inno_hdmi_i2c_init(hdmi); + if (hdmi->refclk) + inno_hdmi_i2c_init(hdmi, clk_get_rate(hdmi->refclk)); + else + inno_hdmi_i2c_init(hdmi, clk_get_rate(hdmi->pclk)); ret = inno_hdmi_register(drm, hdmi); if (ret) @@ -893,6 +1010,8 @@ err_cleanup_hdmi: err_put_adapter: i2c_put_adapter(hdmi->ddc); err_disable_clk: + clk_disable_unprepare(hdmi->refclk); +err_disable_pclk: clk_disable_unprepare(hdmi->pclk); return ret; } @@ -906,6 +1025,7 @@ static void inno_hdmi_unbind(struct device *dev, struct device *master, hdmi->encoder.encoder.funcs->destroy(&hdmi->encoder.encoder); i2c_put_adapter(hdmi->ddc); + clk_disable_unprepare(hdmi->refclk); clk_disable_unprepare(hdmi->pclk); } @@ -924,8 +1044,22 @@ static void inno_hdmi_remove(struct platform_device *pdev) component_del(&pdev->dev, &inno_hdmi_ops); } +static const struct inno_hdmi_variant rk3036_inno_hdmi_variant = { + .phy_configs = rk3036_hdmi_phy_configs, + .default_phy_config = &rk3036_hdmi_phy_configs[1], +}; + +static const struct inno_hdmi_variant rk3128_inno_hdmi_variant = { + .phy_configs = rk3128_hdmi_phy_configs, + .default_phy_config = &rk3128_hdmi_phy_configs[1], +}; + static const struct of_device_id inno_hdmi_dt_ids[] = { { .compatible = "rockchip,rk3036-inno-hdmi", + .data = &rk3036_inno_hdmi_variant, + }, + { .compatible = "rockchip,rk3128-inno-hdmi", + .data = &rk3128_inno_hdmi_variant, }, {}, }; diff --git a/drivers/gpu/drm/rockchip/inno_hdmi.h b/drivers/gpu/drm/rockchip/inno_hdmi.h index 93245b55f967..a7edf3559e60 100644 --- a/drivers/gpu/drm/rockchip/inno_hdmi.h +++ b/drivers/gpu/drm/rockchip/inno_hdmi.h @@ -10,11 +10,6 @@ #define DDC_SEGMENT_ADDR 0x30 -enum PWR_MODE { - NORMAL, - LOWER_PWR, -}; - #define HDMI_SCL_RATE (100*1000) #define DDC_BUS_FREQ_L 0x4b #define DDC_BUS_FREQ_H 0x4c diff --git a/drivers/gpu/drm/rockchip/rockchip_lvds.c b/drivers/gpu/drm/rockchip/rockchip_lvds.c index 59341654ec32..77b76cff1adb 100644 --- a/drivers/gpu/drm/rockchip/rockchip_lvds.c +++ b/drivers/gpu/drm/rockchip/rockchip_lvds.c @@ -576,8 +576,7 @@ static int rockchip_lvds_bind(struct device *dev, struct device *master, ret = -EINVAL; goto err_put_port; } else if (ret) { - DRM_DEV_ERROR(dev, "failed to find panel and bridge node\n"); - ret = -EPROBE_DEFER; + dev_err_probe(dev, ret, "failed to find panel and bridge node\n"); goto err_put_port; } if (lvds->panel) diff --git a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c index c51ca82320cb..b9ee02061d5b 100644 --- a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c +++ b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c @@ -227,11 +227,22 @@ static const struct vop_win_data rk3126_vop_win_data[] = { .type = DRM_PLANE_TYPE_CURSOR }, }; +static const struct vop_output rk3126_output = { + .pin_pol = VOP_REG(RK3036_DSP_CTRL0, 0xf, 4), + .hdmi_pin_pol = VOP_REG(RK3126_INT_SCALER, 0x7, 4), + .hdmi_en = VOP_REG(RK3036_AXI_BUS_CTRL, 0x1, 22), + .hdmi_dclk_pol = VOP_REG(RK3036_AXI_BUS_CTRL, 0x1, 23), + .rgb_en = VOP_REG(RK3036_AXI_BUS_CTRL, 0x1, 24), + .rgb_dclk_pol = VOP_REG(RK3036_AXI_BUS_CTRL, 0x1, 25), + .mipi_en = VOP_REG(RK3036_AXI_BUS_CTRL, 0x1, 28), + .mipi_dclk_pol = VOP_REG(RK3036_AXI_BUS_CTRL, 0x1, 29), +}; + static const struct vop_data rk3126_vop = { .intr = &rk3036_intr, .common = &rk3036_common, .modeset = &rk3036_modeset, - .output = &rk3036_output, + .output = &rk3126_output, .win = rk3126_vop_win_data, .win_size = ARRAY_SIZE(rk3126_vop_win_data), .max_output = { 1920, 1080 }, diff --git a/drivers/gpu/drm/rockchip/rockchip_vop_reg.h b/drivers/gpu/drm/rockchip/rockchip_vop_reg.h index 406e981c75bd..fbf1bcc68625 100644 --- a/drivers/gpu/drm/rockchip/rockchip_vop_reg.h +++ b/drivers/gpu/drm/rockchip/rockchip_vop_reg.h @@ -872,6 +872,9 @@ /* rk3036 register definition end */ /* rk3126 register definition */ +#define RK3126_INT_SCALER 0x0c + +/* win1 register */ #define RK3126_WIN1_MST 0x4c #define RK3126_WIN1_DSP_INFO 0x50 #define RK3126_WIN1_DSP_ST 0x54 diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c index 550492a7a031..1abbcdf38430 100644 --- a/drivers/gpu/drm/scheduler/sched_main.c +++ b/drivers/gpu/drm/scheduler/sched_main.c @@ -1249,7 +1249,7 @@ int drm_sched_init(struct drm_gpu_scheduler *sched, long timeout, struct workqueue_struct *timeout_wq, atomic_t *score, const char *name, struct device *dev) { - int i, ret; + int i; sched->ops = ops; sched->credit_limit = credit_limit; @@ -1285,11 +1285,11 @@ int drm_sched_init(struct drm_gpu_scheduler *sched, sched->own_submit_wq = true; } - ret = -ENOMEM; + sched->sched_rq = kmalloc_array(num_rqs, sizeof(*sched->sched_rq), GFP_KERNEL | __GFP_ZERO); if (!sched->sched_rq) - goto Out_free; + goto Out_check_own; sched->num_rqs = num_rqs; for (i = DRM_SCHED_PRIORITY_KERNEL; i < sched->num_rqs; i++) { sched->sched_rq[i] = kzalloc(sizeof(*sched->sched_rq[i]), GFP_KERNEL); @@ -1314,13 +1314,14 @@ int drm_sched_init(struct drm_gpu_scheduler *sched, Out_unroll: for (--i ; i >= DRM_SCHED_PRIORITY_KERNEL; i--) kfree(sched->sched_rq[i]); -Out_free: + kfree(sched->sched_rq); sched->sched_rq = NULL; +Out_check_own: if (sched->own_submit_wq) destroy_workqueue(sched->submit_wq); drm_err(sched, "%s: Failed to setup GPU scheduler--out of memory\n", __func__); - return ret; + return -ENOMEM; } EXPORT_SYMBOL(drm_sched_init); diff --git a/drivers/gpu/drm/solomon/ssd130x-spi.c b/drivers/gpu/drm/solomon/ssd130x-spi.c index 84e035a7ab3f..84bfde31d172 100644 --- a/drivers/gpu/drm/solomon/ssd130x-spi.c +++ b/drivers/gpu/drm/solomon/ssd130x-spi.c @@ -142,6 +142,11 @@ static const struct of_device_id ssd130x_of_match[] = { .compatible = "solomon,ssd1327", .data = &ssd130x_variants[SSD1327_ID], }, + /* ssd133x family */ + { + .compatible = "solomon,ssd1331", + .data = &ssd130x_variants[SSD1331_ID], + }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, ssd130x_of_match); @@ -166,6 +171,8 @@ static const struct spi_device_id ssd130x_spi_table[] = { { "ssd1322", SSD1322_ID }, { "ssd1325", SSD1325_ID }, { "ssd1327", SSD1327_ID }, + /* ssd133x family */ + { "ssd1331", SSD1331_ID }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(spi, ssd130x_spi_table); diff --git a/drivers/gpu/drm/solomon/ssd130x.c b/drivers/gpu/drm/solomon/ssd130x.c index bef293922b98..447d0c7c88c6 100644 --- a/drivers/gpu/drm/solomon/ssd130x.c +++ b/drivers/gpu/drm/solomon/ssd130x.c @@ -119,6 +119,26 @@ #define SSD130X_SET_VCOMH_VOLTAGE 0xbe #define SSD132X_SET_FUNCTION_SELECT_B 0xd5 +/* ssd133x commands */ +#define SSD133X_SET_COL_RANGE 0x15 +#define SSD133X_SET_ROW_RANGE 0x75 +#define SSD133X_CONTRAST_A 0x81 +#define SSD133X_CONTRAST_B 0x82 +#define SSD133X_CONTRAST_C 0x83 +#define SSD133X_SET_MASTER_CURRENT 0x87 +#define SSD132X_SET_PRECHARGE_A 0x8a +#define SSD132X_SET_PRECHARGE_B 0x8b +#define SSD132X_SET_PRECHARGE_C 0x8c +#define SSD133X_SET_DISPLAY_START 0xa1 +#define SSD133X_SET_DISPLAY_OFFSET 0xa2 +#define SSD133X_SET_DISPLAY_NORMAL 0xa4 +#define SSD133X_SET_MASTER_CONFIG 0xad +#define SSD133X_POWER_SAVE_MODE 0xb0 +#define SSD133X_PHASES_PERIOD 0xb1 +#define SSD133X_SET_CLOCK_FREQ 0xb3 +#define SSD133X_SET_PRECHARGE_VOLTAGE 0xbb +#define SSD133X_SET_VCOMH_VOLTAGE 0xbe + #define MAX_CONTRAST 255 const struct ssd130x_deviceinfo ssd130x_variants[] = { @@ -180,6 +200,12 @@ const struct ssd130x_deviceinfo ssd130x_variants[] = { .default_width = 128, .default_height = 128, .family_id = SSD132X_FAMILY, + }, + /* ssd133x family */ + [SSD1331_ID] = { + .default_width = 96, + .default_height = 64, + .family_id = SSD133X_FAMILY, } }; EXPORT_SYMBOL_NS_GPL(ssd130x_variants, DRM_SSD130X); @@ -589,6 +615,117 @@ static int ssd132x_init(struct ssd130x_device *ssd130x) return 0; } +static int ssd133x_init(struct ssd130x_device *ssd130x) +{ + int ret; + + /* Set color A contrast */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD133X_CONTRAST_A, 0x91); + if (ret < 0) + return ret; + + /* Set color B contrast */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD133X_CONTRAST_B, 0x50); + if (ret < 0) + return ret; + + /* Set color C contrast */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD133X_CONTRAST_C, 0x7d); + if (ret < 0) + return ret; + + /* Set master current */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD133X_SET_MASTER_CURRENT, 0x06); + if (ret < 0) + return ret; + + /* Set column start and end */ + ret = ssd130x_write_cmd(ssd130x, 3, SSD133X_SET_COL_RANGE, 0x00, ssd130x->width - 1); + if (ret < 0) + return ret; + + /* Set row start and end */ + ret = ssd130x_write_cmd(ssd130x, 3, SSD133X_SET_ROW_RANGE, 0x00, ssd130x->height - 1); + if (ret < 0) + return ret; + + /* + * Horizontal Address Increment + * Normal order SA,SB,SC (e.g. RGB) + * COM Split Odd Even + * 256 color format + */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD13XX_SET_SEG_REMAP, 0x20); + if (ret < 0) + return ret; + + /* Set display start and offset */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD133X_SET_DISPLAY_START, 0x00); + if (ret < 0) + return ret; + + ret = ssd130x_write_cmd(ssd130x, 2, SSD133X_SET_DISPLAY_OFFSET, 0x00); + if (ret < 0) + return ret; + + /* Set display mode normal */ + ret = ssd130x_write_cmd(ssd130x, 1, SSD133X_SET_DISPLAY_NORMAL); + if (ret < 0) + return ret; + + /* Set multiplex ratio value */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD13XX_SET_MULTIPLEX_RATIO, ssd130x->height - 1); + if (ret < 0) + return ret; + + /* Set master configuration */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD133X_SET_MASTER_CONFIG, 0x8e); + if (ret < 0) + return ret; + + /* Set power mode */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD133X_POWER_SAVE_MODE, 0x0b); + if (ret < 0) + return ret; + + /* Set Phase 1 and 2 period */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD133X_PHASES_PERIOD, 0x31); + if (ret < 0) + return ret; + + /* Set clock divider */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD133X_SET_CLOCK_FREQ, 0xf0); + if (ret < 0) + return ret; + + /* Set pre-charge A */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD132X_SET_PRECHARGE_A, 0x64); + if (ret < 0) + return ret; + + /* Set pre-charge B */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD132X_SET_PRECHARGE_B, 0x78); + if (ret < 0) + return ret; + + /* Set pre-charge C */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD132X_SET_PRECHARGE_C, 0x64); + if (ret < 0) + return ret; + + /* Set pre-charge level */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD133X_SET_PRECHARGE_VOLTAGE, 0x3a); + if (ret < 0) + return ret; + + /* Set VCOMH voltage */ + ret = ssd130x_write_cmd(ssd130x, 2, SSD133X_SET_VCOMH_VOLTAGE, 0x3e); + if (ret < 0) + return ret; + + return 0; +} + static int ssd130x_update_rect(struct ssd130x_device *ssd130x, struct drm_rect *rect, u8 *buf, u8 *data_array) @@ -753,6 +890,47 @@ static int ssd132x_update_rect(struct ssd130x_device *ssd130x, return ret; } +static int ssd133x_update_rect(struct ssd130x_device *ssd130x, + struct drm_rect *rect, u8 *data_array, + unsigned int pitch) +{ + unsigned int x = rect->x1; + unsigned int y = rect->y1; + unsigned int columns = drm_rect_width(rect); + unsigned int rows = drm_rect_height(rect); + int ret; + + /* + * The screen is divided in Segment and Common outputs, where + * COM0 to COM[N - 1] are the rows and SEG0 to SEG[M - 1] are + * the columns. + * + * Each Segment has a 8-bit pixel and each Common output has a + * row of pixels. When using the (default) horizontal address + * increment mode, each byte of data sent to the controller has + * a Segment (e.g: SEG0). + * + * When using the 256 color depth format, each pixel contains 3 + * sub-pixels for color A, B and C. These have 3 bit, 3 bit and + * 2 bits respectively. + */ + + /* Set column start and end */ + ret = ssd130x_write_cmd(ssd130x, 3, SSD133X_SET_COL_RANGE, x, columns - 1); + if (ret < 0) + return ret; + + /* Set row start and end */ + ret = ssd130x_write_cmd(ssd130x, 3, SSD133X_SET_ROW_RANGE, y, rows - 1); + if (ret < 0) + return ret; + + /* Write out update in one go since horizontal addressing mode is used */ + ret = ssd130x_write_data(ssd130x, data_array, pitch * rows); + + return ret; +} + static void ssd130x_clear_screen(struct ssd130x_device *ssd130x, u8 *data_array) { unsigned int pages = DIV_ROUND_UP(ssd130x->height, SSD130X_PAGE_HEIGHT); @@ -805,6 +983,22 @@ static void ssd132x_clear_screen(struct ssd130x_device *ssd130x, u8 *data_array) ssd130x_write_data(ssd130x, data_array, columns * height); } +static void ssd133x_clear_screen(struct ssd130x_device *ssd130x, u8 *data_array) +{ + const struct drm_format_info *fi = drm_format_info(DRM_FORMAT_RGB332); + unsigned int pitch; + + if (!fi) + return; + + pitch = drm_format_info_min_pitch(fi, 0, ssd130x->width); + + memset(data_array, 0, pitch * ssd130x->height); + + /* Write out update in one go since horizontal addressing mode is used */ + ssd130x_write_data(ssd130x, data_array, pitch * ssd130x->height); +} + static int ssd130x_fb_blit_rect(struct drm_framebuffer *fb, const struct iosys_map *vmap, struct drm_rect *rect, @@ -866,6 +1060,36 @@ static int ssd132x_fb_blit_rect(struct drm_framebuffer *fb, return ret; } +static int ssd133x_fb_blit_rect(struct drm_framebuffer *fb, + const struct iosys_map *vmap, + struct drm_rect *rect, u8 *data_array, + struct drm_format_conv_state *fmtcnv_state) +{ + struct ssd130x_device *ssd130x = drm_to_ssd130x(fb->dev); + const struct drm_format_info *fi = drm_format_info(DRM_FORMAT_RGB332); + unsigned int dst_pitch; + struct iosys_map dst; + int ret = 0; + + if (!fi) + return -EINVAL; + + dst_pitch = drm_format_info_min_pitch(fi, 0, drm_rect_width(rect)); + + ret = drm_gem_fb_begin_cpu_access(fb, DMA_FROM_DEVICE); + if (ret) + return ret; + + iosys_map_set_vaddr(&dst, data_array); + drm_fb_xrgb8888_to_rgb332(&dst, &dst_pitch, vmap, fb, rect, fmtcnv_state); + + drm_gem_fb_end_cpu_access(fb, DMA_FROM_DEVICE); + + ssd133x_update_rect(ssd130x, rect, data_array, dst_pitch); + + return ret; +} + static int ssd130x_primary_plane_atomic_check(struct drm_plane *plane, struct drm_atomic_state *state) { @@ -964,6 +1188,29 @@ static int ssd132x_primary_plane_atomic_check(struct drm_plane *plane, return 0; } +static int ssd133x_primary_plane_atomic_check(struct drm_plane *plane, + struct drm_atomic_state *state) +{ + struct drm_plane_state *plane_state = drm_atomic_get_new_plane_state(state, plane); + struct drm_crtc *crtc = plane_state->crtc; + struct drm_crtc_state *crtc_state = NULL; + int ret; + + if (crtc) + crtc_state = drm_atomic_get_new_crtc_state(state, crtc); + + ret = drm_atomic_helper_check_plane_state(plane_state, crtc_state, + DRM_PLANE_NO_SCALING, + DRM_PLANE_NO_SCALING, + false, false); + if (ret) + return ret; + else if (!plane_state->visible) + return 0; + + return 0; +} + static void ssd130x_primary_plane_atomic_update(struct drm_plane *plane, struct drm_atomic_state *state) { @@ -1034,6 +1281,39 @@ static void ssd132x_primary_plane_atomic_update(struct drm_plane *plane, drm_dev_exit(idx); } +static void ssd133x_primary_plane_atomic_update(struct drm_plane *plane, + struct drm_atomic_state *state) +{ + struct drm_plane_state *plane_state = drm_atomic_get_new_plane_state(state, plane); + struct drm_plane_state *old_plane_state = drm_atomic_get_old_plane_state(state, plane); + struct drm_shadow_plane_state *shadow_plane_state = to_drm_shadow_plane_state(plane_state); + struct drm_crtc_state *crtc_state = drm_atomic_get_new_crtc_state(state, plane_state->crtc); + struct ssd130x_crtc_state *ssd130x_crtc_state = to_ssd130x_crtc_state(crtc_state); + struct drm_framebuffer *fb = plane_state->fb; + struct drm_atomic_helper_damage_iter iter; + struct drm_device *drm = plane->dev; + struct drm_rect dst_clip; + struct drm_rect damage; + int idx; + + if (!drm_dev_enter(drm, &idx)) + return; + + drm_atomic_helper_damage_iter_init(&iter, old_plane_state, plane_state); + drm_atomic_for_each_plane_damage(&iter, &damage) { + dst_clip = plane_state->dst; + + if (!drm_rect_intersect(&dst_clip, &damage)) + continue; + + ssd133x_fb_blit_rect(fb, &shadow_plane_state->data[0], &dst_clip, + ssd130x_crtc_state->data_array, + &shadow_plane_state->fmtcnv_state); + } + + drm_dev_exit(idx); +} + static void ssd130x_primary_plane_atomic_disable(struct drm_plane *plane, struct drm_atomic_state *state) { @@ -1082,6 +1362,30 @@ static void ssd132x_primary_plane_atomic_disable(struct drm_plane *plane, drm_dev_exit(idx); } +static void ssd133x_primary_plane_atomic_disable(struct drm_plane *plane, + struct drm_atomic_state *state) +{ + struct drm_device *drm = plane->dev; + struct ssd130x_device *ssd130x = drm_to_ssd130x(drm); + struct drm_plane_state *plane_state = drm_atomic_get_new_plane_state(state, plane); + struct drm_crtc_state *crtc_state; + struct ssd130x_crtc_state *ssd130x_crtc_state; + int idx; + + if (!plane_state->crtc) + return; + + crtc_state = drm_atomic_get_new_crtc_state(state, plane_state->crtc); + ssd130x_crtc_state = to_ssd130x_crtc_state(crtc_state); + + if (!drm_dev_enter(drm, &idx)) + return; + + ssd133x_clear_screen(ssd130x, ssd130x_crtc_state->data_array); + + drm_dev_exit(idx); +} + /* Called during init to allocate the plane's atomic state. */ static void ssd130x_primary_plane_reset(struct drm_plane *plane) { @@ -1144,6 +1448,12 @@ static const struct drm_plane_helper_funcs ssd130x_primary_plane_helper_funcs[] .atomic_check = ssd132x_primary_plane_atomic_check, .atomic_update = ssd132x_primary_plane_atomic_update, .atomic_disable = ssd132x_primary_plane_atomic_disable, + }, + [SSD133X_FAMILY] = { + DRM_GEM_SHADOW_PLANE_HELPER_FUNCS, + .atomic_check = ssd133x_primary_plane_atomic_check, + .atomic_update = ssd133x_primary_plane_atomic_update, + .atomic_disable = ssd133x_primary_plane_atomic_disable, } }; @@ -1214,6 +1524,33 @@ static int ssd132x_crtc_atomic_check(struct drm_crtc *crtc, return 0; } +static int ssd133x_crtc_atomic_check(struct drm_crtc *crtc, + struct drm_atomic_state *state) +{ + struct drm_device *drm = crtc->dev; + struct ssd130x_device *ssd130x = drm_to_ssd130x(drm); + struct drm_crtc_state *crtc_state = drm_atomic_get_new_crtc_state(state, crtc); + struct ssd130x_crtc_state *ssd130x_state = to_ssd130x_crtc_state(crtc_state); + const struct drm_format_info *fi = drm_format_info(DRM_FORMAT_RGB332); + unsigned int pitch; + int ret; + + if (!fi) + return -EINVAL; + + ret = drm_crtc_helper_atomic_check(crtc, state); + if (ret) + return ret; + + pitch = drm_format_info_min_pitch(fi, 0, ssd130x->width); + + ssd130x_state->data_array = kmalloc(pitch * ssd130x->height, GFP_KERNEL); + if (!ssd130x_state->data_array) + return -ENOMEM; + + return 0; +} + /* Called during init to allocate the CRTC's atomic state. */ static void ssd130x_crtc_reset(struct drm_crtc *crtc) { @@ -1275,6 +1612,10 @@ static const struct drm_crtc_helper_funcs ssd130x_crtc_helper_funcs[] = { .mode_valid = ssd130x_crtc_mode_valid, .atomic_check = ssd132x_crtc_atomic_check, }, + [SSD133X_FAMILY] = { + .mode_valid = ssd130x_crtc_mode_valid, + .atomic_check = ssd133x_crtc_atomic_check, + }, }; static const struct drm_crtc_funcs ssd130x_crtc_funcs = { @@ -1337,6 +1678,31 @@ power_off: ssd130x_power_off(ssd130x); } +static void ssd133x_encoder_atomic_enable(struct drm_encoder *encoder, + struct drm_atomic_state *state) +{ + struct drm_device *drm = encoder->dev; + struct ssd130x_device *ssd130x = drm_to_ssd130x(drm); + int ret; + + ret = ssd130x_power_on(ssd130x); + if (ret) + return; + + ret = ssd133x_init(ssd130x); + if (ret) + goto power_off; + + ssd130x_write_cmd(ssd130x, 1, SSD13XX_DISPLAY_ON); + + backlight_enable(ssd130x->bl_dev); + + return; + +power_off: + ssd130x_power_off(ssd130x); +} + static void ssd130x_encoder_atomic_disable(struct drm_encoder *encoder, struct drm_atomic_state *state) { @@ -1358,6 +1724,10 @@ static const struct drm_encoder_helper_funcs ssd130x_encoder_helper_funcs[] = { [SSD132X_FAMILY] = { .atomic_enable = ssd132x_encoder_atomic_enable, .atomic_disable = ssd130x_encoder_atomic_disable, + }, + [SSD133X_FAMILY] = { + .atomic_enable = ssd133x_encoder_atomic_enable, + .atomic_disable = ssd130x_encoder_atomic_disable, } }; diff --git a/drivers/gpu/drm/solomon/ssd130x.h b/drivers/gpu/drm/solomon/ssd130x.h index 075c5c3ee75a..a4554018bb2a 100644 --- a/drivers/gpu/drm/solomon/ssd130x.h +++ b/drivers/gpu/drm/solomon/ssd130x.h @@ -25,7 +25,8 @@ enum ssd130x_family_ids { SSD130X_FAMILY, - SSD132X_FAMILY + SSD132X_FAMILY, + SSD133X_FAMILY }; enum ssd130x_variants { @@ -39,6 +40,8 @@ enum ssd130x_variants { SSD1322_ID, SSD1325_ID, SSD1327_ID, + /* ssd133x family */ + SSD1331_ID, NR_SSD130X_VARIANTS }; diff --git a/drivers/gpu/drm/tegra/dpaux.c b/drivers/gpu/drm/tegra/dpaux.c index ef02d530f78d..ae12d001a04b 100644 --- a/drivers/gpu/drm/tegra/dpaux.c +++ b/drivers/gpu/drm/tegra/dpaux.c @@ -522,7 +522,7 @@ static int tegra_dpaux_probe(struct platform_device *pdev) if (err < 0) { dev_err(dpaux->dev, "failed to request IRQ#%u: %d\n", dpaux->irq, err); - return err; + goto err_pm_disable; } disable_irq(dpaux->irq); @@ -542,7 +542,7 @@ static int tegra_dpaux_probe(struct platform_device *pdev) */ err = tegra_dpaux_pad_config(dpaux, DPAUX_PADCTL_FUNC_I2C); if (err < 0) - return err; + goto err_pm_disable; #ifdef CONFIG_GENERIC_PINCONF dpaux->desc.name = dev_name(&pdev->dev); @@ -555,7 +555,8 @@ static int tegra_dpaux_probe(struct platform_device *pdev) dpaux->pinctrl = devm_pinctrl_register(&pdev->dev, &dpaux->desc, dpaux); if (IS_ERR(dpaux->pinctrl)) { dev_err(&pdev->dev, "failed to register pincontrol\n"); - return PTR_ERR(dpaux->pinctrl); + err = PTR_ERR(dpaux->pinctrl); + goto err_pm_disable; } #endif /* enable and clear all interrupts */ @@ -571,10 +572,15 @@ static int tegra_dpaux_probe(struct platform_device *pdev) err = devm_of_dp_aux_populate_ep_devices(&dpaux->aux); if (err < 0) { dev_err(dpaux->dev, "failed to populate AUX bus: %d\n", err); - return err; + goto err_pm_disable; } return 0; + +err_pm_disable: + pm_runtime_put_sync(&pdev->dev); + pm_runtime_disable(&pdev->dev); + return err; } static void tegra_dpaux_remove(struct platform_device *pdev) diff --git a/drivers/gpu/drm/tegra/drm.h b/drivers/gpu/drm/tegra/drm.h index ccb5d74fa227..682011166a8f 100644 --- a/drivers/gpu/drm/tegra/drm.h +++ b/drivers/gpu/drm/tegra/drm.h @@ -13,7 +13,6 @@ #include <drm/drm_atomic.h> #include <drm/drm_bridge.h> -#include <drm/drm_edid.h> #include <drm/drm_encoder.h> #include <drm/drm_fixed.h> #include <drm/drm_probe_helper.h> @@ -26,6 +25,7 @@ /* XXX move to include/uapi/drm/drm_fourcc.h? */ #define DRM_FORMAT_MOD_NVIDIA_SECTOR_LAYOUT BIT_ULL(22) +struct edid; struct reset_control; struct tegra_drm { diff --git a/drivers/gpu/drm/tegra/dsi.c b/drivers/gpu/drm/tegra/dsi.c index fbfe92a816d4..db606e151afc 100644 --- a/drivers/gpu/drm/tegra/dsi.c +++ b/drivers/gpu/drm/tegra/dsi.c @@ -1544,9 +1544,11 @@ static int tegra_dsi_ganged_probe(struct tegra_dsi *dsi) np = of_parse_phandle(dsi->dev->of_node, "nvidia,ganged-mode", 0); if (np) { struct platform_device *gangster = of_find_device_by_node(np); + of_node_put(np); + if (!gangster) + return -EPROBE_DEFER; dsi->slave = platform_get_drvdata(gangster); - of_node_put(np); if (!dsi->slave) { put_device(&gangster->dev); @@ -1594,44 +1596,58 @@ static int tegra_dsi_probe(struct platform_device *pdev) if (!pdev->dev.pm_domain) { dsi->rst = devm_reset_control_get(&pdev->dev, "dsi"); - if (IS_ERR(dsi->rst)) - return PTR_ERR(dsi->rst); + if (IS_ERR(dsi->rst)) { + err = PTR_ERR(dsi->rst); + goto remove; + } } dsi->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(dsi->clk)) - return dev_err_probe(&pdev->dev, PTR_ERR(dsi->clk), - "cannot get DSI clock\n"); + if (IS_ERR(dsi->clk)) { + err = dev_err_probe(&pdev->dev, PTR_ERR(dsi->clk), + "cannot get DSI clock\n"); + goto remove; + } dsi->clk_lp = devm_clk_get(&pdev->dev, "lp"); - if (IS_ERR(dsi->clk_lp)) - return dev_err_probe(&pdev->dev, PTR_ERR(dsi->clk_lp), - "cannot get low-power clock\n"); + if (IS_ERR(dsi->clk_lp)) { + err = dev_err_probe(&pdev->dev, PTR_ERR(dsi->clk_lp), + "cannot get low-power clock\n"); + goto remove; + } dsi->clk_parent = devm_clk_get(&pdev->dev, "parent"); - if (IS_ERR(dsi->clk_parent)) - return dev_err_probe(&pdev->dev, PTR_ERR(dsi->clk_parent), - "cannot get parent clock\n"); + if (IS_ERR(dsi->clk_parent)) { + err = dev_err_probe(&pdev->dev, PTR_ERR(dsi->clk_parent), + "cannot get parent clock\n"); + goto remove; + } dsi->vdd = devm_regulator_get(&pdev->dev, "avdd-dsi-csi"); - if (IS_ERR(dsi->vdd)) - return dev_err_probe(&pdev->dev, PTR_ERR(dsi->vdd), - "cannot get VDD supply\n"); + if (IS_ERR(dsi->vdd)) { + err = dev_err_probe(&pdev->dev, PTR_ERR(dsi->vdd), + "cannot get VDD supply\n"); + goto remove; + } err = tegra_dsi_setup_clocks(dsi); if (err < 0) { dev_err(&pdev->dev, "cannot setup clocks\n"); - return err; + goto remove; } regs = platform_get_resource(pdev, IORESOURCE_MEM, 0); dsi->regs = devm_ioremap_resource(&pdev->dev, regs); - if (IS_ERR(dsi->regs)) - return PTR_ERR(dsi->regs); + if (IS_ERR(dsi->regs)) { + err = PTR_ERR(dsi->regs); + goto remove; + } dsi->mipi = tegra_mipi_request(&pdev->dev, pdev->dev.of_node); - if (IS_ERR(dsi->mipi)) - return PTR_ERR(dsi->mipi); + if (IS_ERR(dsi->mipi)) { + err = PTR_ERR(dsi->mipi); + goto remove; + } dsi->host.ops = &tegra_dsi_host_ops; dsi->host.dev = &pdev->dev; @@ -1659,9 +1675,12 @@ static int tegra_dsi_probe(struct platform_device *pdev) return 0; unregister: + pm_runtime_disable(&pdev->dev); mipi_dsi_host_unregister(&dsi->host); mipi_free: tegra_mipi_free(dsi->mipi); +remove: + tegra_output_remove(&dsi->output); return err; } diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c index a1fcee665023..417fb884240a 100644 --- a/drivers/gpu/drm/tegra/hdmi.c +++ b/drivers/gpu/drm/tegra/hdmi.c @@ -1856,12 +1856,14 @@ static int tegra_hdmi_probe(struct platform_device *pdev) return err; hdmi->regs = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(hdmi->regs)) - return PTR_ERR(hdmi->regs); + if (IS_ERR(hdmi->regs)) { + err = PTR_ERR(hdmi->regs); + goto remove; + } err = platform_get_irq(pdev, 0); if (err < 0) - return err; + goto remove; hdmi->irq = err; @@ -1870,18 +1872,18 @@ static int tegra_hdmi_probe(struct platform_device *pdev) if (err < 0) { dev_err(&pdev->dev, "failed to request IRQ#%u: %d\n", hdmi->irq, err); - return err; + goto remove; } platform_set_drvdata(pdev, hdmi); err = devm_pm_runtime_enable(&pdev->dev); if (err) - return err; + goto remove; err = devm_tegra_core_dev_init_opp_table_common(&pdev->dev); if (err) - return err; + goto remove; INIT_LIST_HEAD(&hdmi->client.list); hdmi->client.ops = &hdmi_client_ops; @@ -1891,10 +1893,14 @@ static int tegra_hdmi_probe(struct platform_device *pdev) if (err < 0) { dev_err(&pdev->dev, "failed to register host1x client: %d\n", err); - return err; + goto remove; } return 0; + +remove: + tegra_output_remove(&hdmi->output); + return err; } static void tegra_hdmi_remove(struct platform_device *pdev) diff --git a/drivers/gpu/drm/tegra/output.c b/drivers/gpu/drm/tegra/output.c index dc2dcb5ca1c8..4da3c3d1abbc 100644 --- a/drivers/gpu/drm/tegra/output.c +++ b/drivers/gpu/drm/tegra/output.c @@ -8,6 +8,7 @@ #include <linux/of.h> #include <drm/drm_atomic_helper.h> +#include <drm/drm_edid.h> #include <drm/drm_of.h> #include <drm/drm_panel.h> #include <drm/drm_simple_kms_helper.h> @@ -142,8 +143,10 @@ int tegra_output_probe(struct tegra_output *output) GPIOD_IN, "HDMI hotplug detect"); if (IS_ERR(output->hpd_gpio)) { - if (PTR_ERR(output->hpd_gpio) != -ENOENT) - return PTR_ERR(output->hpd_gpio); + if (PTR_ERR(output->hpd_gpio) != -ENOENT) { + err = PTR_ERR(output->hpd_gpio); + goto put_i2c; + } output->hpd_gpio = NULL; } @@ -152,7 +155,7 @@ int tegra_output_probe(struct tegra_output *output) err = gpiod_to_irq(output->hpd_gpio); if (err < 0) { dev_err(output->dev, "gpiod_to_irq(): %d\n", err); - return err; + goto put_i2c; } output->hpd_irq = err; @@ -165,7 +168,7 @@ int tegra_output_probe(struct tegra_output *output) if (err < 0) { dev_err(output->dev, "failed to request IRQ#%u: %d\n", output->hpd_irq, err); - return err; + goto put_i2c; } output->connector.polled = DRM_CONNECTOR_POLL_HPD; @@ -179,6 +182,12 @@ int tegra_output_probe(struct tegra_output *output) } return 0; + +put_i2c: + if (output->ddc) + i2c_put_adapter(output->ddc); + + return err; } void tegra_output_remove(struct tegra_output *output) diff --git a/drivers/gpu/drm/tegra/rgb.c b/drivers/gpu/drm/tegra/rgb.c index fc66bbd913b2..1e8ec50b759e 100644 --- a/drivers/gpu/drm/tegra/rgb.c +++ b/drivers/gpu/drm/tegra/rgb.c @@ -225,26 +225,28 @@ int tegra_dc_rgb_probe(struct tegra_dc *dc) rgb->clk = devm_clk_get(dc->dev, NULL); if (IS_ERR(rgb->clk)) { dev_err(dc->dev, "failed to get clock\n"); - return PTR_ERR(rgb->clk); + err = PTR_ERR(rgb->clk); + goto remove; } rgb->clk_parent = devm_clk_get(dc->dev, "parent"); if (IS_ERR(rgb->clk_parent)) { dev_err(dc->dev, "failed to get parent clock\n"); - return PTR_ERR(rgb->clk_parent); + err = PTR_ERR(rgb->clk_parent); + goto remove; } err = clk_set_parent(rgb->clk, rgb->clk_parent); if (err < 0) { dev_err(dc->dev, "failed to set parent clock: %d\n", err); - return err; + goto remove; } rgb->pll_d_out0 = clk_get_sys(NULL, "pll_d_out0"); if (IS_ERR(rgb->pll_d_out0)) { err = PTR_ERR(rgb->pll_d_out0); dev_err(dc->dev, "failed to get pll_d_out0: %d\n", err); - return err; + goto remove; } if (dc->soc->has_pll_d2_out0) { @@ -252,13 +254,19 @@ int tegra_dc_rgb_probe(struct tegra_dc *dc) if (IS_ERR(rgb->pll_d2_out0)) { err = PTR_ERR(rgb->pll_d2_out0); dev_err(dc->dev, "failed to get pll_d2_out0: %d\n", err); - return err; + goto put_pll; } } dc->rgb = &rgb->output; return 0; + +put_pll: + clk_put(rgb->pll_d_out0); +remove: + tegra_output_remove(&rgb->output); + return err; } void tegra_dc_rgb_remove(struct tegra_dc *dc) diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c index 83341576630d..bad3b8fcc726 100644 --- a/drivers/gpu/drm/tegra/sor.c +++ b/drivers/gpu/drm/tegra/sor.c @@ -20,6 +20,7 @@ #include <drm/display/drm_scdc_helper.h> #include <drm/drm_atomic_helper.h> #include <drm/drm_debugfs.h> +#include <drm/drm_edid.h> #include <drm/drm_eld.h> #include <drm/drm_file.h> #include <drm/drm_panel.h> diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c index 23bf16f596f6..cd5eefa06060 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c @@ -182,9 +182,6 @@ static void tilcdc_fini(struct drm_device *dev) if (priv->clk) clk_put(priv->clk); - if (priv->mmio) - iounmap(priv->mmio); - if (priv->wq) destroy_workqueue(priv->wq); @@ -201,7 +198,6 @@ static int tilcdc_init(const struct drm_driver *ddrv, struct device *dev) struct platform_device *pdev = to_platform_device(dev); struct device_node *node = dev->of_node; struct tilcdc_drm_private *priv; - struct resource *res; u32 bpp = 0; int ret; @@ -226,17 +222,10 @@ static int tilcdc_init(const struct drm_driver *ddrv, struct device *dev) goto init_failed; } - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(dev, "failed to get memory resource\n"); - ret = -EINVAL; - goto init_failed; - } - - priv->mmio = ioremap(res->start, resource_size(res)); - if (!priv->mmio) { - dev_err(dev, "failed to ioremap\n"); - ret = -ENOMEM; + priv->mmio = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(priv->mmio)) { + dev_err(dev, "failed to request / ioremap\n"); + ret = PTR_ERR(priv->mmio); goto init_failed; } diff --git a/drivers/gpu/drm/ttm/tests/Makefile b/drivers/gpu/drm/ttm/tests/Makefile index ec87c4fc1ad5..468535f7eed2 100644 --- a/drivers/gpu/drm/ttm/tests/Makefile +++ b/drivers/gpu/drm/ttm/tests/Makefile @@ -3,4 +3,7 @@ obj-$(CONFIG_DRM_TTM_KUNIT_TEST) += \ ttm_device_test.o \ ttm_pool_test.o \ + ttm_resource_test.o \ + ttm_tt_test.o \ + ttm_bo_test.o \ ttm_kunit_helpers.o diff --git a/drivers/gpu/drm/ttm/tests/ttm_bo_test.c b/drivers/gpu/drm/ttm/tests/ttm_bo_test.c new file mode 100644 index 000000000000..1f8a4f8adc92 --- /dev/null +++ b/drivers/gpu/drm/ttm/tests/ttm_bo_test.c @@ -0,0 +1,622 @@ +// SPDX-License-Identifier: GPL-2.0 AND MIT +/* + * Copyright © 2023 Intel Corporation + */ +#include <linux/dma-resv.h> +#include <linux/kthread.h> +#include <linux/delay.h> +#include <linux/timer.h> +#include <linux/jiffies.h> +#include <linux/mutex.h> +#include <linux/ww_mutex.h> + +#include <drm/ttm/ttm_resource.h> +#include <drm/ttm/ttm_placement.h> +#include <drm/ttm/ttm_tt.h> + +#include "ttm_kunit_helpers.h" + +#define BO_SIZE SZ_8K + +struct ttm_bo_test_case { + const char *description; + bool interruptible; + bool no_wait; +}; + +static const struct ttm_bo_test_case ttm_bo_reserved_cases[] = { + { + .description = "Cannot be interrupted and sleeps", + .interruptible = false, + .no_wait = false, + }, + { + .description = "Cannot be interrupted, locks straight away", + .interruptible = false, + .no_wait = true, + }, + { + .description = "Can be interrupted, sleeps", + .interruptible = true, + .no_wait = false, + }, +}; + +static void ttm_bo_init_case_desc(const struct ttm_bo_test_case *t, + char *desc) +{ + strscpy(desc, t->description, KUNIT_PARAM_DESC_SIZE); +} + +KUNIT_ARRAY_PARAM(ttm_bo_reserve, ttm_bo_reserved_cases, ttm_bo_init_case_desc); + +static void ttm_bo_reserve_optimistic_no_ticket(struct kunit *test) +{ + const struct ttm_bo_test_case *params = test->param_value; + struct ttm_buffer_object *bo; + int err; + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + err = ttm_bo_reserve(bo, params->interruptible, params->no_wait, NULL); + KUNIT_ASSERT_EQ(test, err, 0); + + dma_resv_unlock(bo->base.resv); +} + +static void ttm_bo_reserve_locked_no_sleep(struct kunit *test) +{ + struct ttm_buffer_object *bo; + bool interruptible = false; + bool no_wait = true; + int err; + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + /* Let's lock it beforehand */ + dma_resv_lock(bo->base.resv, NULL); + + err = ttm_bo_reserve(bo, interruptible, no_wait, NULL); + dma_resv_unlock(bo->base.resv); + + KUNIT_ASSERT_EQ(test, err, -EBUSY); +} + +static void ttm_bo_reserve_no_wait_ticket(struct kunit *test) +{ + struct ttm_buffer_object *bo; + struct ww_acquire_ctx ctx; + bool interruptible = false; + bool no_wait = true; + int err; + + ww_acquire_init(&ctx, &reservation_ww_class); + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + err = ttm_bo_reserve(bo, interruptible, no_wait, &ctx); + KUNIT_ASSERT_EQ(test, err, -EBUSY); + + ww_acquire_fini(&ctx); +} + +static void ttm_bo_reserve_double_resv(struct kunit *test) +{ + struct ttm_buffer_object *bo; + struct ww_acquire_ctx ctx; + bool interruptible = false; + bool no_wait = false; + int err; + + ww_acquire_init(&ctx, &reservation_ww_class); + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + err = ttm_bo_reserve(bo, interruptible, no_wait, &ctx); + KUNIT_ASSERT_EQ(test, err, 0); + + err = ttm_bo_reserve(bo, interruptible, no_wait, &ctx); + + dma_resv_unlock(bo->base.resv); + ww_acquire_fini(&ctx); + + KUNIT_ASSERT_EQ(test, err, -EALREADY); +} + +/* + * A test case heavily inspired by ww_test_edeadlk_normal(). It injects + * a deadlock by manipulating the sequence number of the context that holds + * dma_resv lock of bo2 so the other context is "wounded" and has to back off + * (indicated by -EDEADLK). The subtest checks if ttm_bo_reserve() properly + * propagates that error. + */ +static void ttm_bo_reserve_deadlock(struct kunit *test) +{ + struct ttm_buffer_object *bo1, *bo2; + struct ww_acquire_ctx ctx1, ctx2; + bool interruptible = false; + bool no_wait = false; + int err; + + bo1 = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + bo2 = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + ww_acquire_init(&ctx1, &reservation_ww_class); + mutex_lock(&bo2->base.resv->lock.base); + + /* The deadlock will be caught by WW mutex, don't warn about it */ + lock_release(&bo2->base.resv->lock.base.dep_map, 1); + + bo2->base.resv->lock.ctx = &ctx2; + ctx2 = ctx1; + ctx2.stamp--; /* Make the context holding the lock younger */ + + err = ttm_bo_reserve(bo1, interruptible, no_wait, &ctx1); + KUNIT_ASSERT_EQ(test, err, 0); + + err = ttm_bo_reserve(bo2, interruptible, no_wait, &ctx1); + KUNIT_ASSERT_EQ(test, err, -EDEADLK); + + dma_resv_unlock(bo1->base.resv); + ww_acquire_fini(&ctx1); +} + +#if IS_BUILTIN(CONFIG_DRM_TTM_KUNIT_TEST) +struct signal_timer { + struct timer_list timer; + struct ww_acquire_ctx *ctx; +}; + +static void signal_for_ttm_bo_reserve(struct timer_list *t) +{ + struct signal_timer *s_timer = from_timer(s_timer, t, timer); + struct task_struct *task = s_timer->ctx->task; + + do_send_sig_info(SIGTERM, SEND_SIG_PRIV, task, PIDTYPE_PID); +} + +static int threaded_ttm_bo_reserve(void *arg) +{ + struct ttm_buffer_object *bo = arg; + struct signal_timer s_timer; + struct ww_acquire_ctx ctx; + bool interruptible = true; + bool no_wait = false; + int err; + + ww_acquire_init(&ctx, &reservation_ww_class); + + /* Prepare a signal that will interrupt the reservation attempt */ + timer_setup_on_stack(&s_timer.timer, &signal_for_ttm_bo_reserve, 0); + s_timer.ctx = &ctx; + + mod_timer(&s_timer.timer, msecs_to_jiffies(100)); + + err = ttm_bo_reserve(bo, interruptible, no_wait, &ctx); + + timer_delete_sync(&s_timer.timer); + destroy_timer_on_stack(&s_timer.timer); + + ww_acquire_fini(&ctx); + + return err; +} + +static void ttm_bo_reserve_interrupted(struct kunit *test) +{ + struct ttm_buffer_object *bo; + struct task_struct *task; + int err; + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + task = kthread_create(threaded_ttm_bo_reserve, bo, "ttm-bo-reserve"); + + if (IS_ERR(task)) + KUNIT_FAIL(test, "Couldn't create ttm bo reserve task\n"); + + /* Take a lock so the threaded reserve has to wait */ + mutex_lock(&bo->base.resv->lock.base); + + wake_up_process(task); + msleep(20); + err = kthread_stop(task); + + mutex_unlock(&bo->base.resv->lock.base); + + KUNIT_ASSERT_EQ(test, err, -ERESTARTSYS); +} +#endif /* IS_BUILTIN(CONFIG_DRM_TTM_KUNIT_TEST) */ + +static void ttm_bo_unreserve_basic(struct kunit *test) +{ + struct ttm_test_devices *priv = test->priv; + struct ttm_buffer_object *bo; + struct ttm_device *ttm_dev; + struct ttm_resource *res1, *res2; + struct ttm_place *place; + struct ttm_resource_manager *man; + unsigned int bo_prio = TTM_MAX_BO_PRIORITY - 1; + uint32_t mem_type = TTM_PL_SYSTEM; + int err; + + place = ttm_place_kunit_init(test, mem_type, 0); + + ttm_dev = kunit_kzalloc(test, sizeof(*ttm_dev), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, ttm_dev); + + err = ttm_device_kunit_init(priv, ttm_dev, false, false); + KUNIT_ASSERT_EQ(test, err, 0); + priv->ttm_dev = ttm_dev; + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + bo->priority = bo_prio; + + err = ttm_resource_alloc(bo, place, &res1); + KUNIT_ASSERT_EQ(test, err, 0); + + bo->resource = res1; + + /* Add a dummy resource to populate LRU */ + ttm_resource_alloc(bo, place, &res2); + + dma_resv_lock(bo->base.resv, NULL); + ttm_bo_unreserve(bo); + + man = ttm_manager_type(priv->ttm_dev, mem_type); + KUNIT_ASSERT_EQ(test, + list_is_last(&res1->lru, &man->lru[bo->priority]), 1); + + ttm_resource_free(bo, &res2); + ttm_resource_free(bo, &res1); +} + +static void ttm_bo_unreserve_pinned(struct kunit *test) +{ + struct ttm_test_devices *priv = test->priv; + struct ttm_buffer_object *bo; + struct ttm_device *ttm_dev; + struct ttm_resource *res1, *res2; + struct ttm_place *place; + uint32_t mem_type = TTM_PL_SYSTEM; + int err; + + ttm_dev = kunit_kzalloc(test, sizeof(*ttm_dev), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, ttm_dev); + + err = ttm_device_kunit_init(priv, ttm_dev, false, false); + KUNIT_ASSERT_EQ(test, err, 0); + priv->ttm_dev = ttm_dev; + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + place = ttm_place_kunit_init(test, mem_type, 0); + + dma_resv_lock(bo->base.resv, NULL); + ttm_bo_pin(bo); + + err = ttm_resource_alloc(bo, place, &res1); + KUNIT_ASSERT_EQ(test, err, 0); + bo->resource = res1; + + /* Add a dummy resource to the pinned list */ + err = ttm_resource_alloc(bo, place, &res2); + KUNIT_ASSERT_EQ(test, err, 0); + KUNIT_ASSERT_EQ(test, + list_is_last(&res2->lru, &priv->ttm_dev->pinned), 1); + + ttm_bo_unreserve(bo); + KUNIT_ASSERT_EQ(test, + list_is_last(&res1->lru, &priv->ttm_dev->pinned), 1); + + ttm_resource_free(bo, &res1); + ttm_resource_free(bo, &res2); +} + +static void ttm_bo_unreserve_bulk(struct kunit *test) +{ + struct ttm_test_devices *priv = test->priv; + struct ttm_lru_bulk_move lru_bulk_move; + struct ttm_lru_bulk_move_pos *pos; + struct ttm_buffer_object *bo1, *bo2; + struct ttm_resource *res1, *res2; + struct ttm_device *ttm_dev; + struct ttm_place *place; + uint32_t mem_type = TTM_PL_SYSTEM; + unsigned int bo_priority = 0; + int err; + + ttm_lru_bulk_move_init(&lru_bulk_move); + + place = ttm_place_kunit_init(test, mem_type, 0); + + ttm_dev = kunit_kzalloc(test, sizeof(*ttm_dev), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, ttm_dev); + + err = ttm_device_kunit_init(priv, ttm_dev, false, false); + KUNIT_ASSERT_EQ(test, err, 0); + priv->ttm_dev = ttm_dev; + + bo1 = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + bo2 = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + dma_resv_lock(bo1->base.resv, NULL); + ttm_bo_set_bulk_move(bo1, &lru_bulk_move); + dma_resv_unlock(bo1->base.resv); + + err = ttm_resource_alloc(bo1, place, &res1); + KUNIT_ASSERT_EQ(test, err, 0); + bo1->resource = res1; + + dma_resv_lock(bo2->base.resv, NULL); + ttm_bo_set_bulk_move(bo2, &lru_bulk_move); + dma_resv_unlock(bo2->base.resv); + + err = ttm_resource_alloc(bo2, place, &res2); + KUNIT_ASSERT_EQ(test, err, 0); + bo2->resource = res2; + + ttm_bo_reserve(bo1, false, false, NULL); + ttm_bo_unreserve(bo1); + + pos = &lru_bulk_move.pos[mem_type][bo_priority]; + KUNIT_ASSERT_PTR_EQ(test, res1, pos->last); + + ttm_resource_free(bo1, &res1); + ttm_resource_free(bo2, &res2); +} + +static void ttm_bo_put_basic(struct kunit *test) +{ + struct ttm_test_devices *priv = test->priv; + struct ttm_buffer_object *bo; + struct ttm_resource *res; + struct ttm_device *ttm_dev; + struct ttm_place *place; + uint32_t mem_type = TTM_PL_SYSTEM; + int err; + + place = ttm_place_kunit_init(test, mem_type, 0); + + ttm_dev = kunit_kzalloc(test, sizeof(*ttm_dev), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, ttm_dev); + + err = ttm_device_kunit_init(priv, ttm_dev, false, false); + KUNIT_ASSERT_EQ(test, err, 0); + priv->ttm_dev = ttm_dev; + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + bo->type = ttm_bo_type_device; + + err = ttm_resource_alloc(bo, place, &res); + KUNIT_ASSERT_EQ(test, err, 0); + bo->resource = res; + + dma_resv_lock(bo->base.resv, NULL); + err = ttm_tt_create(bo, false); + dma_resv_unlock(bo->base.resv); + KUNIT_EXPECT_EQ(test, err, 0); + + ttm_bo_put(bo); +} + +static const char *mock_name(struct dma_fence *f) +{ + return "kunit-ttm-bo-put"; +} + +static const struct dma_fence_ops mock_fence_ops = { + .get_driver_name = mock_name, + .get_timeline_name = mock_name, +}; + +static void ttm_bo_put_shared_resv(struct kunit *test) +{ + struct ttm_test_devices *priv = test->priv; + struct ttm_buffer_object *bo; + struct dma_resv *external_resv; + struct dma_fence *fence; + /* A dummy DMA fence lock */ + spinlock_t fence_lock; + struct ttm_device *ttm_dev; + int err; + + ttm_dev = kunit_kzalloc(test, sizeof(*ttm_dev), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, ttm_dev); + + err = ttm_device_kunit_init(priv, ttm_dev, false, false); + KUNIT_ASSERT_EQ(test, err, 0); + priv->ttm_dev = ttm_dev; + + external_resv = kunit_kzalloc(test, sizeof(*ttm_dev), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, external_resv); + + dma_resv_init(external_resv); + + fence = kunit_kzalloc(test, sizeof(*fence), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, fence); + + spin_lock_init(&fence_lock); + dma_fence_init(fence, &mock_fence_ops, &fence_lock, 0, 0); + + dma_resv_lock(external_resv, NULL); + dma_resv_reserve_fences(external_resv, 1); + dma_resv_add_fence(external_resv, fence, DMA_RESV_USAGE_BOOKKEEP); + dma_resv_unlock(external_resv); + + dma_fence_signal(fence); + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + bo->type = ttm_bo_type_device; + bo->base.resv = external_resv; + + ttm_bo_put(bo); +} + +static void ttm_bo_pin_basic(struct kunit *test) +{ + struct ttm_test_devices *priv = test->priv; + struct ttm_buffer_object *bo; + struct ttm_device *ttm_dev; + unsigned int no_pins = 3; + int err; + + ttm_dev = kunit_kzalloc(test, sizeof(*ttm_dev), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, ttm_dev); + + err = ttm_device_kunit_init(priv, ttm_dev, false, false); + KUNIT_ASSERT_EQ(test, err, 0); + priv->ttm_dev = ttm_dev; + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + for (int i = 0; i < no_pins; i++) { + dma_resv_lock(bo->base.resv, NULL); + ttm_bo_pin(bo); + dma_resv_unlock(bo->base.resv); + } + + KUNIT_ASSERT_EQ(test, bo->pin_count, no_pins); +} + +static void ttm_bo_pin_unpin_resource(struct kunit *test) +{ + struct ttm_test_devices *priv = test->priv; + struct ttm_lru_bulk_move lru_bulk_move; + struct ttm_lru_bulk_move_pos *pos; + struct ttm_buffer_object *bo; + struct ttm_resource *res; + struct ttm_device *ttm_dev; + struct ttm_place *place; + uint32_t mem_type = TTM_PL_SYSTEM; + unsigned int bo_priority = 0; + int err; + + ttm_lru_bulk_move_init(&lru_bulk_move); + + place = ttm_place_kunit_init(test, mem_type, 0); + + ttm_dev = kunit_kzalloc(test, sizeof(*ttm_dev), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, ttm_dev); + + err = ttm_device_kunit_init(priv, ttm_dev, false, false); + KUNIT_ASSERT_EQ(test, err, 0); + priv->ttm_dev = ttm_dev; + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + err = ttm_resource_alloc(bo, place, &res); + KUNIT_ASSERT_EQ(test, err, 0); + bo->resource = res; + + dma_resv_lock(bo->base.resv, NULL); + ttm_bo_set_bulk_move(bo, &lru_bulk_move); + ttm_bo_pin(bo); + dma_resv_unlock(bo->base.resv); + + pos = &lru_bulk_move.pos[mem_type][bo_priority]; + + KUNIT_ASSERT_EQ(test, bo->pin_count, 1); + KUNIT_ASSERT_NULL(test, pos->first); + KUNIT_ASSERT_NULL(test, pos->last); + + dma_resv_lock(bo->base.resv, NULL); + ttm_bo_unpin(bo); + dma_resv_unlock(bo->base.resv); + + KUNIT_ASSERT_PTR_EQ(test, res, pos->last); + KUNIT_ASSERT_EQ(test, bo->pin_count, 0); + + ttm_resource_free(bo, &res); +} + +static void ttm_bo_multiple_pin_one_unpin(struct kunit *test) +{ + struct ttm_test_devices *priv = test->priv; + struct ttm_lru_bulk_move lru_bulk_move; + struct ttm_lru_bulk_move_pos *pos; + struct ttm_buffer_object *bo; + struct ttm_resource *res; + struct ttm_device *ttm_dev; + struct ttm_place *place; + uint32_t mem_type = TTM_PL_SYSTEM; + unsigned int bo_priority = 0; + int err; + + ttm_lru_bulk_move_init(&lru_bulk_move); + + place = ttm_place_kunit_init(test, mem_type, 0); + + ttm_dev = kunit_kzalloc(test, sizeof(*ttm_dev), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, ttm_dev); + + err = ttm_device_kunit_init(priv, ttm_dev, false, false); + KUNIT_ASSERT_EQ(test, err, 0); + priv->ttm_dev = ttm_dev; + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + err = ttm_resource_alloc(bo, place, &res); + KUNIT_ASSERT_EQ(test, err, 0); + bo->resource = res; + + dma_resv_lock(bo->base.resv, NULL); + ttm_bo_set_bulk_move(bo, &lru_bulk_move); + + /* Multiple pins */ + ttm_bo_pin(bo); + ttm_bo_pin(bo); + + dma_resv_unlock(bo->base.resv); + + pos = &lru_bulk_move.pos[mem_type][bo_priority]; + + KUNIT_ASSERT_EQ(test, bo->pin_count, 2); + KUNIT_ASSERT_NULL(test, pos->first); + KUNIT_ASSERT_NULL(test, pos->last); + + dma_resv_lock(bo->base.resv, NULL); + ttm_bo_unpin(bo); + dma_resv_unlock(bo->base.resv); + + KUNIT_ASSERT_EQ(test, bo->pin_count, 1); + KUNIT_ASSERT_NULL(test, pos->first); + KUNIT_ASSERT_NULL(test, pos->last); + + dma_resv_lock(bo->base.resv, NULL); + ttm_bo_unpin(bo); + dma_resv_unlock(bo->base.resv); + + ttm_resource_free(bo, &res); +} + +static struct kunit_case ttm_bo_test_cases[] = { + KUNIT_CASE_PARAM(ttm_bo_reserve_optimistic_no_ticket, + ttm_bo_reserve_gen_params), + KUNIT_CASE(ttm_bo_reserve_locked_no_sleep), + KUNIT_CASE(ttm_bo_reserve_no_wait_ticket), + KUNIT_CASE(ttm_bo_reserve_double_resv), +#if IS_BUILTIN(CONFIG_DRM_TTM_KUNIT_TEST) + KUNIT_CASE(ttm_bo_reserve_interrupted), +#endif + KUNIT_CASE(ttm_bo_reserve_deadlock), + KUNIT_CASE(ttm_bo_unreserve_basic), + KUNIT_CASE(ttm_bo_unreserve_pinned), + KUNIT_CASE(ttm_bo_unreserve_bulk), + KUNIT_CASE(ttm_bo_put_basic), + KUNIT_CASE(ttm_bo_put_shared_resv), + KUNIT_CASE(ttm_bo_pin_basic), + KUNIT_CASE(ttm_bo_pin_unpin_resource), + KUNIT_CASE(ttm_bo_multiple_pin_one_unpin), + {} +}; + +static struct kunit_suite ttm_bo_test_suite = { + .name = "ttm_bo", + .init = ttm_test_devices_init, + .exit = ttm_test_devices_fini, + .test_cases = ttm_bo_test_cases, +}; + +kunit_test_suites(&ttm_bo_test_suite); + +MODULE_LICENSE("GPL"); diff --git a/drivers/gpu/drm/ttm/tests/ttm_kunit_helpers.c b/drivers/gpu/drm/ttm/tests/ttm_kunit_helpers.c index 81661d8827aa..7b7c1fa805fc 100644 --- a/drivers/gpu/drm/ttm/tests/ttm_kunit_helpers.c +++ b/drivers/gpu/drm/ttm/tests/ttm_kunit_helpers.c @@ -2,9 +2,33 @@ /* * Copyright © 2023 Intel Corporation */ +#include <drm/ttm/ttm_tt.h> + #include "ttm_kunit_helpers.h" +static struct ttm_tt *ttm_tt_simple_create(struct ttm_buffer_object *bo, + uint32_t page_flags) +{ + struct ttm_tt *tt; + + tt = kzalloc(sizeof(*tt), GFP_KERNEL); + ttm_tt_init(tt, bo, page_flags, ttm_cached, 0); + + return tt; +} + +static void ttm_tt_simple_destroy(struct ttm_device *bdev, struct ttm_tt *ttm) +{ + kfree(ttm); +} + +static void dummy_ttm_bo_destroy(struct ttm_buffer_object *bo) +{ +} + struct ttm_device_funcs ttm_dev_funcs = { + .ttm_tt_create = ttm_tt_simple_create, + .ttm_tt_destroy = ttm_tt_simple_destroy, }; EXPORT_SYMBOL_GPL(ttm_dev_funcs); @@ -29,19 +53,41 @@ struct ttm_buffer_object *ttm_bo_kunit_init(struct kunit *test, struct ttm_test_devices *devs, size_t size) { - struct drm_gem_object gem_obj = { .size = size }; + struct drm_gem_object gem_obj = { }; struct ttm_buffer_object *bo; + int err; bo = kunit_kzalloc(test, sizeof(*bo), GFP_KERNEL); KUNIT_ASSERT_NOT_NULL(test, bo); bo->base = gem_obj; + err = drm_gem_object_init(devs->drm, &bo->base, size); + KUNIT_ASSERT_EQ(test, err, 0); + bo->bdev = devs->ttm_dev; + bo->destroy = dummy_ttm_bo_destroy; + + kref_init(&bo->kref); return bo; } EXPORT_SYMBOL_GPL(ttm_bo_kunit_init); +struct ttm_place *ttm_place_kunit_init(struct kunit *test, + uint32_t mem_type, uint32_t flags) +{ + struct ttm_place *place; + + place = kunit_kzalloc(test, sizeof(*place), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, place); + + place->mem_type = mem_type; + place->flags = flags; + + return place; +} +EXPORT_SYMBOL_GPL(ttm_place_kunit_init); + struct ttm_test_devices *ttm_test_devices_basic(struct kunit *test) { struct ttm_test_devices *devs; diff --git a/drivers/gpu/drm/ttm/tests/ttm_kunit_helpers.h b/drivers/gpu/drm/ttm/tests/ttm_kunit_helpers.h index e261e3660d0b..2f51c833a536 100644 --- a/drivers/gpu/drm/ttm/tests/ttm_kunit_helpers.h +++ b/drivers/gpu/drm/ttm/tests/ttm_kunit_helpers.h @@ -8,6 +8,7 @@ #include <drm/drm_drv.h> #include <drm/ttm/ttm_device.h> #include <drm/ttm/ttm_bo.h> +#include <drm/ttm/ttm_placement.h> #include <drm/drm_kunit_helpers.h> #include <kunit/test.h> @@ -28,6 +29,8 @@ int ttm_device_kunit_init(struct ttm_test_devices *priv, struct ttm_buffer_object *ttm_bo_kunit_init(struct kunit *test, struct ttm_test_devices *devs, size_t size); +struct ttm_place *ttm_place_kunit_init(struct kunit *test, + uint32_t mem_type, uint32_t flags); struct ttm_test_devices *ttm_test_devices_basic(struct kunit *test); struct ttm_test_devices *ttm_test_devices_all(struct kunit *test); diff --git a/drivers/gpu/drm/ttm/tests/ttm_resource_test.c b/drivers/gpu/drm/ttm/tests/ttm_resource_test.c new file mode 100644 index 000000000000..029e1f094bb0 --- /dev/null +++ b/drivers/gpu/drm/ttm/tests/ttm_resource_test.c @@ -0,0 +1,335 @@ +// SPDX-License-Identifier: GPL-2.0 AND MIT +/* + * Copyright © 2023 Intel Corporation + */ +#include <drm/ttm/ttm_resource.h> + +#include "ttm_kunit_helpers.h" + +#define RES_SIZE SZ_4K +#define TTM_PRIV_DUMMY_REG (TTM_NUM_MEM_TYPES - 1) + +struct ttm_resource_test_case { + const char *description; + uint32_t mem_type; + uint32_t flags; +}; + +struct ttm_resource_test_priv { + struct ttm_test_devices *devs; + struct ttm_buffer_object *bo; + struct ttm_place *place; +}; + +static const struct ttm_resource_manager_func ttm_resource_manager_mock_funcs = { }; + +static int ttm_resource_test_init(struct kunit *test) +{ + struct ttm_resource_test_priv *priv; + + priv = kunit_kzalloc(test, sizeof(*priv), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, priv); + + priv->devs = ttm_test_devices_all(test); + KUNIT_ASSERT_NOT_NULL(test, priv->devs); + + test->priv = priv; + + return 0; +} + +static void ttm_resource_test_fini(struct kunit *test) +{ + struct ttm_resource_test_priv *priv = test->priv; + + ttm_test_devices_put(test, priv->devs); +} + +static void ttm_init_test_mocks(struct kunit *test, + struct ttm_resource_test_priv *priv, + uint32_t mem_type, uint32_t flags) +{ + size_t size = RES_SIZE; + + /* Make sure we have what we need for a good BO mock */ + KUNIT_ASSERT_NOT_NULL(test, priv->devs->ttm_dev); + + priv->bo = ttm_bo_kunit_init(test, priv->devs, size); + priv->place = ttm_place_kunit_init(test, mem_type, flags); +} + +static void ttm_init_test_manager(struct kunit *test, + struct ttm_resource_test_priv *priv, + uint32_t mem_type) +{ + struct ttm_device *ttm_dev = priv->devs->ttm_dev; + struct ttm_resource_manager *man; + size_t size = SZ_16K; + + man = kunit_kzalloc(test, sizeof(*man), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, man); + + man->use_tt = false; + man->func = &ttm_resource_manager_mock_funcs; + + ttm_resource_manager_init(man, ttm_dev, size); + ttm_set_driver_manager(ttm_dev, mem_type, man); + ttm_resource_manager_set_used(man, true); +} + +static const struct ttm_resource_test_case ttm_resource_cases[] = { + { + .description = "Init resource in TTM_PL_SYSTEM", + .mem_type = TTM_PL_SYSTEM, + }, + { + .description = "Init resource in TTM_PL_VRAM", + .mem_type = TTM_PL_VRAM, + }, + { + .description = "Init resource in a private placement", + .mem_type = TTM_PRIV_DUMMY_REG, + }, + { + .description = "Init resource in TTM_PL_SYSTEM, set placement flags", + .mem_type = TTM_PL_SYSTEM, + .flags = TTM_PL_FLAG_TOPDOWN, + }, +}; + +static void ttm_resource_case_desc(const struct ttm_resource_test_case *t, char *desc) +{ + strscpy(desc, t->description, KUNIT_PARAM_DESC_SIZE); +} + +KUNIT_ARRAY_PARAM(ttm_resource, ttm_resource_cases, ttm_resource_case_desc); + +static void ttm_resource_init_basic(struct kunit *test) +{ + const struct ttm_resource_test_case *params = test->param_value; + struct ttm_resource_test_priv *priv = test->priv; + struct ttm_resource *res; + struct ttm_buffer_object *bo; + struct ttm_place *place; + struct ttm_resource_manager *man; + uint64_t expected_usage; + + ttm_init_test_mocks(test, priv, params->mem_type, params->flags); + bo = priv->bo; + place = priv->place; + + if (params->mem_type > TTM_PL_SYSTEM) + ttm_init_test_manager(test, priv, params->mem_type); + + res = kunit_kzalloc(test, sizeof(*res), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, res); + + man = ttm_manager_type(priv->devs->ttm_dev, place->mem_type); + expected_usage = man->usage + RES_SIZE; + + KUNIT_ASSERT_TRUE(test, list_empty(&man->lru[bo->priority])); + + ttm_resource_init(bo, place, res); + + KUNIT_ASSERT_EQ(test, res->start, 0); + KUNIT_ASSERT_EQ(test, res->size, RES_SIZE); + KUNIT_ASSERT_EQ(test, res->mem_type, place->mem_type); + KUNIT_ASSERT_EQ(test, res->placement, place->flags); + KUNIT_ASSERT_PTR_EQ(test, res->bo, bo); + + KUNIT_ASSERT_NULL(test, res->bus.addr); + KUNIT_ASSERT_EQ(test, res->bus.offset, 0); + KUNIT_ASSERT_FALSE(test, res->bus.is_iomem); + KUNIT_ASSERT_EQ(test, res->bus.caching, ttm_cached); + KUNIT_ASSERT_EQ(test, man->usage, expected_usage); + + KUNIT_ASSERT_TRUE(test, list_is_singular(&man->lru[bo->priority])); + + ttm_resource_fini(man, res); +} + +static void ttm_resource_init_pinned(struct kunit *test) +{ + struct ttm_resource_test_priv *priv = test->priv; + struct ttm_resource *res; + struct ttm_buffer_object *bo; + struct ttm_place *place; + struct ttm_resource_manager *man; + + ttm_init_test_mocks(test, priv, TTM_PL_SYSTEM, 0); + bo = priv->bo; + place = priv->place; + + man = ttm_manager_type(priv->devs->ttm_dev, place->mem_type); + + res = kunit_kzalloc(test, sizeof(*res), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, res); + KUNIT_ASSERT_TRUE(test, list_empty(&bo->bdev->pinned)); + + dma_resv_lock(bo->base.resv, NULL); + ttm_bo_pin(bo); + ttm_resource_init(bo, place, res); + KUNIT_ASSERT_TRUE(test, list_is_singular(&bo->bdev->pinned)); + + ttm_bo_unpin(bo); + ttm_resource_fini(man, res); + dma_resv_unlock(bo->base.resv); + + KUNIT_ASSERT_TRUE(test, list_empty(&bo->bdev->pinned)); +} + +static void ttm_resource_fini_basic(struct kunit *test) +{ + struct ttm_resource_test_priv *priv = test->priv; + struct ttm_resource *res; + struct ttm_buffer_object *bo; + struct ttm_place *place; + struct ttm_resource_manager *man; + + ttm_init_test_mocks(test, priv, TTM_PL_SYSTEM, 0); + bo = priv->bo; + place = priv->place; + + man = ttm_manager_type(priv->devs->ttm_dev, place->mem_type); + + res = kunit_kzalloc(test, sizeof(*res), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, res); + + ttm_resource_init(bo, place, res); + ttm_resource_fini(man, res); + + KUNIT_ASSERT_TRUE(test, list_empty(&res->lru)); + KUNIT_ASSERT_EQ(test, man->usage, 0); +} + +static void ttm_resource_manager_init_basic(struct kunit *test) +{ + struct ttm_resource_test_priv *priv = test->priv; + struct ttm_resource_manager *man; + size_t size = SZ_16K; + + man = kunit_kzalloc(test, sizeof(*man), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, man); + + ttm_resource_manager_init(man, priv->devs->ttm_dev, size); + + KUNIT_ASSERT_PTR_EQ(test, man->bdev, priv->devs->ttm_dev); + KUNIT_ASSERT_EQ(test, man->size, size); + KUNIT_ASSERT_EQ(test, man->usage, 0); + KUNIT_ASSERT_NULL(test, man->move); + KUNIT_ASSERT_NOT_NULL(test, &man->move_lock); + + for (int i = 0; i < TTM_MAX_BO_PRIORITY; ++i) + KUNIT_ASSERT_TRUE(test, list_empty(&man->lru[i])); +} + +static void ttm_resource_manager_usage_basic(struct kunit *test) +{ + struct ttm_resource_test_priv *priv = test->priv; + struct ttm_resource *res; + struct ttm_buffer_object *bo; + struct ttm_place *place; + struct ttm_resource_manager *man; + uint64_t actual_usage; + + ttm_init_test_mocks(test, priv, TTM_PL_SYSTEM, TTM_PL_FLAG_TOPDOWN); + bo = priv->bo; + place = priv->place; + + res = kunit_kzalloc(test, sizeof(*res), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, res); + + man = ttm_manager_type(priv->devs->ttm_dev, place->mem_type); + + ttm_resource_init(bo, place, res); + actual_usage = ttm_resource_manager_usage(man); + + KUNIT_ASSERT_EQ(test, actual_usage, RES_SIZE); + + ttm_resource_fini(man, res); +} + +static void ttm_resource_manager_set_used_basic(struct kunit *test) +{ + struct ttm_resource_test_priv *priv = test->priv; + struct ttm_resource_manager *man; + + man = ttm_manager_type(priv->devs->ttm_dev, TTM_PL_SYSTEM); + KUNIT_ASSERT_TRUE(test, man->use_type); + + ttm_resource_manager_set_used(man, false); + KUNIT_ASSERT_FALSE(test, man->use_type); +} + +static void ttm_sys_man_alloc_basic(struct kunit *test) +{ + struct ttm_resource_test_priv *priv = test->priv; + struct ttm_resource_manager *man; + struct ttm_buffer_object *bo; + struct ttm_place *place; + struct ttm_resource *res; + uint32_t mem_type = TTM_PL_SYSTEM; + int ret; + + ttm_init_test_mocks(test, priv, mem_type, 0); + bo = priv->bo; + place = priv->place; + + man = ttm_manager_type(priv->devs->ttm_dev, mem_type); + ret = man->func->alloc(man, bo, place, &res); + + KUNIT_ASSERT_EQ(test, ret, 0); + KUNIT_ASSERT_EQ(test, res->size, RES_SIZE); + KUNIT_ASSERT_EQ(test, res->mem_type, mem_type); + KUNIT_ASSERT_PTR_EQ(test, res->bo, bo); + + ttm_resource_fini(man, res); +} + +static void ttm_sys_man_free_basic(struct kunit *test) +{ + struct ttm_resource_test_priv *priv = test->priv; + struct ttm_resource_manager *man; + struct ttm_buffer_object *bo; + struct ttm_place *place; + struct ttm_resource *res; + uint32_t mem_type = TTM_PL_SYSTEM; + + ttm_init_test_mocks(test, priv, mem_type, 0); + bo = priv->bo; + place = priv->place; + + res = kunit_kzalloc(test, sizeof(*res), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, res); + + ttm_resource_alloc(bo, place, &res); + + man = ttm_manager_type(priv->devs->ttm_dev, mem_type); + man->func->free(man, res); + + KUNIT_ASSERT_TRUE(test, list_empty(&man->lru[bo->priority])); + KUNIT_ASSERT_EQ(test, man->usage, 0); +} + +static struct kunit_case ttm_resource_test_cases[] = { + KUNIT_CASE_PARAM(ttm_resource_init_basic, ttm_resource_gen_params), + KUNIT_CASE(ttm_resource_init_pinned), + KUNIT_CASE(ttm_resource_fini_basic), + KUNIT_CASE(ttm_resource_manager_init_basic), + KUNIT_CASE(ttm_resource_manager_usage_basic), + KUNIT_CASE(ttm_resource_manager_set_used_basic), + KUNIT_CASE(ttm_sys_man_alloc_basic), + KUNIT_CASE(ttm_sys_man_free_basic), + {} +}; + +static struct kunit_suite ttm_resource_test_suite = { + .name = "ttm_resource", + .init = ttm_resource_test_init, + .exit = ttm_resource_test_fini, + .test_cases = ttm_resource_test_cases, +}; + +kunit_test_suites(&ttm_resource_test_suite); + +MODULE_LICENSE("GPL"); diff --git a/drivers/gpu/drm/ttm/tests/ttm_tt_test.c b/drivers/gpu/drm/ttm/tests/ttm_tt_test.c new file mode 100644 index 000000000000..fd4502c18de6 --- /dev/null +++ b/drivers/gpu/drm/ttm/tests/ttm_tt_test.c @@ -0,0 +1,295 @@ +// SPDX-License-Identifier: GPL-2.0 AND MIT +/* + * Copyright © 2023 Intel Corporation + */ +#include <linux/shmem_fs.h> +#include <drm/ttm/ttm_tt.h> + +#include "ttm_kunit_helpers.h" + +#define BO_SIZE SZ_4K + +struct ttm_tt_test_case { + const char *description; + uint32_t size; + uint32_t extra_pages_num; +}; + +static int ttm_tt_test_init(struct kunit *test) +{ + struct ttm_test_devices *priv; + + priv = kunit_kzalloc(test, sizeof(*priv), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, priv); + + priv = ttm_test_devices_all(test); + test->priv = priv; + + return 0; +} + +static const struct ttm_tt_test_case ttm_tt_init_basic_cases[] = { + { + .description = "Page-aligned size", + .size = SZ_4K, + }, + { + .description = "Extra pages requested", + .size = SZ_4K, + .extra_pages_num = 1, + }, +}; + +static void ttm_tt_init_case_desc(const struct ttm_tt_test_case *t, + char *desc) +{ + strscpy(desc, t->description, KUNIT_PARAM_DESC_SIZE); +} + +KUNIT_ARRAY_PARAM(ttm_tt_init_basic, ttm_tt_init_basic_cases, + ttm_tt_init_case_desc); + +static void ttm_tt_init_basic(struct kunit *test) +{ + const struct ttm_tt_test_case *params = test->param_value; + struct ttm_buffer_object *bo; + struct ttm_tt *tt; + uint32_t page_flags = TTM_TT_FLAG_ZERO_ALLOC; + enum ttm_caching caching = ttm_cached; + uint32_t extra_pages = params->extra_pages_num; + int num_pages = params->size >> PAGE_SHIFT; + int err; + + tt = kunit_kzalloc(test, sizeof(*tt), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, tt); + + bo = ttm_bo_kunit_init(test, test->priv, params->size); + + err = ttm_tt_init(tt, bo, page_flags, caching, extra_pages); + KUNIT_ASSERT_EQ(test, err, 0); + + KUNIT_ASSERT_EQ(test, tt->num_pages, num_pages + extra_pages); + + KUNIT_ASSERT_EQ(test, tt->page_flags, page_flags); + KUNIT_ASSERT_EQ(test, tt->caching, caching); + + KUNIT_ASSERT_NULL(test, tt->dma_address); + KUNIT_ASSERT_NULL(test, tt->swap_storage); +} + +static void ttm_tt_init_misaligned(struct kunit *test) +{ + struct ttm_buffer_object *bo; + struct ttm_tt *tt; + enum ttm_caching caching = ttm_cached; + uint32_t size = SZ_8K; + int num_pages = (size + SZ_4K) >> PAGE_SHIFT; + int err; + + tt = kunit_kzalloc(test, sizeof(*tt), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, tt); + + bo = ttm_bo_kunit_init(test, test->priv, size); + + /* Make the object size misaligned */ + bo->base.size += 1; + + err = ttm_tt_init(tt, bo, 0, caching, 0); + KUNIT_ASSERT_EQ(test, err, 0); + + KUNIT_ASSERT_EQ(test, tt->num_pages, num_pages); +} + +static void ttm_tt_fini_basic(struct kunit *test) +{ + struct ttm_buffer_object *bo; + struct ttm_tt *tt; + enum ttm_caching caching = ttm_cached; + int err; + + tt = kunit_kzalloc(test, sizeof(*tt), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, tt); + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + err = ttm_tt_init(tt, bo, 0, caching, 0); + KUNIT_ASSERT_EQ(test, err, 0); + KUNIT_ASSERT_NOT_NULL(test, tt->pages); + + ttm_tt_fini(tt); + KUNIT_ASSERT_NULL(test, tt->pages); +} + +static void ttm_tt_fini_sg(struct kunit *test) +{ + struct ttm_buffer_object *bo; + struct ttm_tt *tt; + enum ttm_caching caching = ttm_cached; + int err; + + tt = kunit_kzalloc(test, sizeof(*tt), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, tt); + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + err = ttm_sg_tt_init(tt, bo, 0, caching); + KUNIT_ASSERT_EQ(test, err, 0); + KUNIT_ASSERT_NOT_NULL(test, tt->dma_address); + + ttm_tt_fini(tt); + KUNIT_ASSERT_NULL(test, tt->dma_address); +} + +static void ttm_tt_fini_shmem(struct kunit *test) +{ + struct ttm_buffer_object *bo; + struct ttm_tt *tt; + struct file *shmem; + enum ttm_caching caching = ttm_cached; + int err; + + tt = kunit_kzalloc(test, sizeof(*tt), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, tt); + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + err = ttm_tt_init(tt, bo, 0, caching, 0); + KUNIT_ASSERT_EQ(test, err, 0); + + shmem = shmem_file_setup("ttm swap", BO_SIZE, 0); + tt->swap_storage = shmem; + + ttm_tt_fini(tt); + KUNIT_ASSERT_NULL(test, tt->swap_storage); +} + +static void ttm_tt_create_basic(struct kunit *test) +{ + struct ttm_buffer_object *bo; + int err; + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + bo->type = ttm_bo_type_device; + + dma_resv_lock(bo->base.resv, NULL); + err = ttm_tt_create(bo, false); + dma_resv_unlock(bo->base.resv); + + KUNIT_EXPECT_EQ(test, err, 0); + KUNIT_EXPECT_NOT_NULL(test, bo->ttm); + + /* Free manually, as it was allocated outside of KUnit */ + kfree(bo->ttm); +} + +static void ttm_tt_create_invalid_bo_type(struct kunit *test) +{ + struct ttm_buffer_object *bo; + int err; + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + bo->type = ttm_bo_type_sg + 1; + + dma_resv_lock(bo->base.resv, NULL); + err = ttm_tt_create(bo, false); + dma_resv_unlock(bo->base.resv); + + KUNIT_EXPECT_EQ(test, err, -EINVAL); + KUNIT_EXPECT_NULL(test, bo->ttm); +} + +static void ttm_tt_create_ttm_exists(struct kunit *test) +{ + struct ttm_buffer_object *bo; + struct ttm_tt *tt; + enum ttm_caching caching = ttm_cached; + int err; + + tt = kunit_kzalloc(test, sizeof(*tt), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, tt); + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + err = ttm_tt_init(tt, bo, 0, caching, 0); + KUNIT_ASSERT_EQ(test, err, 0); + bo->ttm = tt; + + dma_resv_lock(bo->base.resv, NULL); + err = ttm_tt_create(bo, false); + dma_resv_unlock(bo->base.resv); + + /* Expect to keep the previous TTM */ + KUNIT_ASSERT_EQ(test, err, 0); + KUNIT_ASSERT_PTR_EQ(test, tt, bo->ttm); +} + +static struct ttm_tt *ttm_tt_null_create(struct ttm_buffer_object *bo, + uint32_t page_flags) +{ + return NULL; +} + +static struct ttm_device_funcs ttm_dev_empty_funcs = { + .ttm_tt_create = ttm_tt_null_create, +}; + +static void ttm_tt_create_failed(struct kunit *test) +{ + const struct ttm_test_devices *devs = test->priv; + struct ttm_buffer_object *bo; + int err; + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + /* Update ttm_device_funcs so we don't alloc ttm_tt */ + devs->ttm_dev->funcs = &ttm_dev_empty_funcs; + + dma_resv_lock(bo->base.resv, NULL); + err = ttm_tt_create(bo, false); + dma_resv_unlock(bo->base.resv); + + KUNIT_ASSERT_EQ(test, err, -ENOMEM); +} + +static void ttm_tt_destroy_basic(struct kunit *test) +{ + const struct ttm_test_devices *devs = test->priv; + struct ttm_buffer_object *bo; + int err; + + bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE); + + dma_resv_lock(bo->base.resv, NULL); + err = ttm_tt_create(bo, false); + dma_resv_unlock(bo->base.resv); + + KUNIT_ASSERT_EQ(test, err, 0); + KUNIT_ASSERT_NOT_NULL(test, bo->ttm); + + ttm_tt_destroy(devs->ttm_dev, bo->ttm); +} + +static struct kunit_case ttm_tt_test_cases[] = { + KUNIT_CASE_PARAM(ttm_tt_init_basic, ttm_tt_init_basic_gen_params), + KUNIT_CASE(ttm_tt_init_misaligned), + KUNIT_CASE(ttm_tt_fini_basic), + KUNIT_CASE(ttm_tt_fini_sg), + KUNIT_CASE(ttm_tt_fini_shmem), + KUNIT_CASE(ttm_tt_create_basic), + KUNIT_CASE(ttm_tt_create_invalid_bo_type), + KUNIT_CASE(ttm_tt_create_ttm_exists), + KUNIT_CASE(ttm_tt_create_failed), + KUNIT_CASE(ttm_tt_destroy_basic), + {} +}; + +static struct kunit_suite ttm_tt_test_suite = { + .name = "ttm_tt", + .init = ttm_tt_test_init, + .exit = ttm_test_devices_fini, + .test_cases = ttm_tt_test_cases, +}; + +kunit_test_suites(&ttm_tt_test_suite); + +MODULE_LICENSE("GPL"); diff --git a/drivers/gpu/drm/ttm/ttm_resource.c b/drivers/gpu/drm/ttm/ttm_resource.c index 46ff9c75bb12..02b96d23fdb9 100644 --- a/drivers/gpu/drm/ttm/ttm_resource.c +++ b/drivers/gpu/drm/ttm/ttm_resource.c @@ -30,6 +30,8 @@ #include <drm/ttm/ttm_placement.h> #include <drm/ttm/ttm_resource.h> +#include <drm/drm_util.h> + /** * ttm_lru_bulk_move_init - initialize a bulk move structure * @bulk: the structure to init @@ -240,6 +242,7 @@ int ttm_resource_alloc(struct ttm_buffer_object *bo, spin_unlock(&bo->bdev->lru_lock); return 0; } +EXPORT_SYMBOL_FOR_TESTS_ONLY(ttm_resource_alloc); void ttm_resource_free(struct ttm_buffer_object *bo, struct ttm_resource **res) { diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c index e0a77671edd6..d978dc539a9b 100644 --- a/drivers/gpu/drm/ttm/ttm_tt.c +++ b/drivers/gpu/drm/ttm/ttm_tt.c @@ -36,6 +36,7 @@ #include <linux/file.h> #include <linux/module.h> #include <drm/drm_cache.h> +#include <drm/drm_util.h> #include <drm/ttm/ttm_bo.h> #include <drm/ttm/ttm_tt.h> @@ -91,6 +92,7 @@ int ttm_tt_create(struct ttm_buffer_object *bo, bool zero_alloc) return 0; } +EXPORT_SYMBOL_FOR_TESTS_ONLY(ttm_tt_create); /* * Allocates storage for pointers to the pages that back the ttm. @@ -129,6 +131,7 @@ void ttm_tt_destroy(struct ttm_device *bdev, struct ttm_tt *ttm) { bdev->funcs->ttm_tt_destroy(bdev, ttm); } +EXPORT_SYMBOL_FOR_TESTS_ONLY(ttm_tt_destroy); static void ttm_tt_init_fields(struct ttm_tt *ttm, struct ttm_buffer_object *bo, diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c index 00e713faecd5..b8184374332c 100644 --- a/drivers/gpu/drm/vc4/vc4_plane.c +++ b/drivers/gpu/drm/vc4/vc4_plane.c @@ -1497,13 +1497,16 @@ static int vc4_prepare_fb(struct drm_plane *plane, struct drm_plane_state *state) { struct vc4_bo *bo; + int ret; if (!state->fb) return 0; bo = to_vc4_bo(&drm_fb_dma_get_gem_obj(state->fb, 0)->base); - drm_gem_plane_helper_prepare_fb(plane, state); + ret = drm_gem_plane_helper_prepare_fb(plane, state); + if (ret) + return ret; if (plane->state->fb == state->fb) return 0; diff --git a/drivers/gpu/drm/virtio/virtgpu_submit.c b/drivers/gpu/drm/virtio/virtgpu_submit.c index 5c514946bbad..1c7c7f61a222 100644 --- a/drivers/gpu/drm/virtio/virtgpu_submit.c +++ b/drivers/gpu/drm/virtio/virtgpu_submit.c @@ -99,8 +99,8 @@ virtio_gpu_parse_deps(struct virtio_gpu_submit *submit) return 0; /* - * kvalloc at first tries to allocate memory using kmalloc and - * falls back to vmalloc only on failure. It also uses __GFP_NOWARN + * kvmalloc() at first tries to allocate memory using kmalloc() and + * falls back to vmalloc() only on failure. It also uses __GFP_NOWARN * internally for allocations larger than a page size, preventing * storm of KMSG warnings. */ @@ -529,7 +529,7 @@ int virtio_gpu_execbuffer_ioctl(struct drm_device *dev, void *data, virtio_gpu_submit(&submit); /* - * Set up usr-out data after submitting the job to optimize + * Set up user-out data after submitting the job to optimize * the job submission path. */ virtio_gpu_install_out_fence_fd(&submit); diff --git a/drivers/gpu/drm/vkms/Kconfig b/drivers/gpu/drm/vkms/Kconfig new file mode 100644 index 000000000000..b9ecdebecb0b --- /dev/null +++ b/drivers/gpu/drm/vkms/Kconfig @@ -0,0 +1,15 @@ +# SPDX-License-Identifier: GPL-2.0-only + +config DRM_VKMS + tristate "Virtual KMS (EXPERIMENTAL)" + depends on DRM && MMU + select DRM_KMS_HELPER + select DRM_GEM_SHMEM_HELPER + select CRC32 + default n + help + Virtual Kernel Mode-Setting (VKMS) is used for testing or for + running GPU in a headless machines. Choose this option to get + a VKMS. + + If M is selected the module will be called vkms. diff --git a/drivers/gpu/drm/vkms/vkms_composer.c b/drivers/gpu/drm/vkms/vkms_composer.c index 3c99fb8b54e2..e7441b227b3c 100644 --- a/drivers/gpu/drm/vkms/vkms_composer.c +++ b/drivers/gpu/drm/vkms/vkms_composer.c @@ -123,6 +123,8 @@ static u16 apply_lut_to_channel_value(const struct vkms_color_lut *lut, u16 chan enum lut_channel channel) { s64 lut_index = get_lut_index(lut, channel_value); + u16 *floor_lut_value, *ceil_lut_value; + u16 floor_channel_value, ceil_channel_value; /* * This checks if `struct drm_color_lut` has any gap added by the compiler @@ -130,11 +132,15 @@ static u16 apply_lut_to_channel_value(const struct vkms_color_lut *lut, u16 chan */ static_assert(sizeof(struct drm_color_lut) == sizeof(__u16) * 4); - u16 *floor_lut_value = (__u16 *)&lut->base[drm_fixp2int(lut_index)]; - u16 *ceil_lut_value = (__u16 *)&lut->base[drm_fixp2int_ceil(lut_index)]; + floor_lut_value = (__u16 *)&lut->base[drm_fixp2int(lut_index)]; + if (drm_fixp2int(lut_index) == (lut->lut_length - 1)) + /* We're at the end of the LUT array, use same value for ceil and floor */ + ceil_lut_value = floor_lut_value; + else + ceil_lut_value = (__u16 *)&lut->base[drm_fixp2int_ceil(lut_index)]; - u16 floor_channel_value = floor_lut_value[channel]; - u16 ceil_channel_value = ceil_lut_value[channel]; + floor_channel_value = floor_lut_value[channel]; + ceil_channel_value = ceil_lut_value[channel]; return lerp_u16(floor_channel_value, ceil_channel_value, lut_index & DRM_FIXED_DECIMAL_MASK); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c index 36987ef3fc30..272141b6164c 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c @@ -621,10 +621,10 @@ static int vmw_resources_reserve(struct vmw_sw_context *sw_context) * @sw_context: Pointer to the software context. * @res_type: Resource type. * @dirty: Whether to change dirty status. - * @converter: User-space visisble type specific information. + * @converter: User-space visible type specific information. * @id_loc: Pointer to the location in the command buffer currently being parsed * from where the user-space resource id handle is located. - * @p_res: Pointer to pointer to resource validalidation node. Populated on + * @p_res: Pointer to pointer to resource validation node. Populated on * exit. */ static int diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c index ceb4d3d3b965..a0b47c9b33f5 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c @@ -64,8 +64,11 @@ static int vmw_gmrid_man_get_node(struct ttm_resource_manager *man, ttm_resource_init(bo, place, *res); id = ida_alloc_max(&gman->gmr_ida, gman->max_gmr_ids - 1, GFP_KERNEL); - if (id < 0) + if (id < 0) { + ttm_resource_fini(man, *res); + kfree(*res); return id; + } spin_lock(&gman->lock); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index 5fd0ccaa0b41..8589a1c3cc36 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -694,6 +694,10 @@ vmw_du_cursor_plane_prepare_fb(struct drm_plane *plane, int ret = 0; if (vps->surf) { + if (vps->surf_mapped) { + vmw_bo_unmap(vps->surf->res.guest_memory_bo); + vps->surf_mapped = false; + } vmw_surface_unreference(&vps->surf); vps->surf = NULL; } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c index ba0c0e12cfe9..6bc23bdf32c2 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c @@ -53,7 +53,6 @@ enum stdu_content_type { * struct vmw_stdu_dirty - closure structure for the update functions * * @base: The base type we derive from. Used by vmw_kms_helper_dirty(). - * @transfer: Transfer direction for DMA command. * @left: Left side of bounding box. * @right: Right side of bounding box. * @top: Top side of bounding box. @@ -100,7 +99,7 @@ struct vmw_stdu_update_gb_image { }; /** - * struct vmw_screen_target_display_unit + * struct vmw_screen_target_display_unit - conglomerated STDU structure * * @base: VMW specific DU structure * @display_srf: surface to be displayed. The dimension of this will always @@ -208,6 +207,8 @@ static int vmw_stdu_define_st(struct vmw_private *dev_priv, * @res: Buffer to bind to the screen target. Set to NULL to blank screen. * * Binding a surface to a Screen Target the same as flipping + * + * Returns: %0 on success or -errno code on failure */ static int vmw_stdu_bind_st(struct vmw_private *dev_priv, struct vmw_screen_target_display_unit *stdu, @@ -314,6 +315,9 @@ static int vmw_stdu_update_st(struct vmw_private *dev_priv, * * @dev_priv: VMW DRM device * @stdu: display unit to destroy + * + * Returns: %0 on success, negative error code on failure. -ERESTARTSYS if + * interrupted. */ static int vmw_stdu_destroy_st(struct vmw_private *dev_priv, struct vmw_screen_target_display_unit *stdu) @@ -536,7 +540,8 @@ static void vmw_stdu_bo_cpu_commit(struct vmw_kms_dirty *dirty) * If DMA-ing till the screen target system, the function will also notify * the screen target system that a bounding box of the cliprects has been * updated. - * Returns 0 on success, negative error code on failure. -ERESTARTSYS if + * + * Returns: %0 on success, negative error code on failure. -ERESTARTSYS if * interrupted. */ int vmw_kms_stdu_readback(struct vmw_private *dev_priv, @@ -703,7 +708,7 @@ static void vmw_kms_stdu_surface_fifo_commit(struct vmw_kms_dirty *dirty) * case the device has already synchronized. * @crtc: If crtc is passed, perform surface dirty on that crtc only. * - * Returns 0 on success, negative error code on failure. -ERESTARTSYS if + * Returns: %0 on success, negative error code on failure. -ERESTARTSYS if * interrupted. */ int vmw_kms_stdu_surface_dirty(struct vmw_private *dev_priv, @@ -887,7 +892,7 @@ vmw_stdu_primary_plane_cleanup_fb(struct drm_plane *plane, * backed by a buffer object. The display surface is pinned here, and it'll * be unpinned in .cleanup_fb() * - * Returns 0 on success + * Returns: %0 on success */ static int vmw_stdu_primary_plane_prepare_fb(struct drm_plane *plane, @@ -1465,6 +1470,8 @@ static const struct drm_crtc_helper_funcs vmw_stdu_crtc_helper_funcs = { * This function is called once per CRTC, and allocates one Screen Target * display unit to represent that CRTC. Since the SVGA device does not separate * out encoder and connector, they are represented as part of the STDU as well. + * + * Returns: %0 on success or -errno code on failure */ static int vmw_stdu_init(struct vmw_private *dev_priv, unsigned unit) { diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c index 680441bb1786..10498725034c 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c @@ -44,7 +44,6 @@ * struct vmw_user_surface - User-space visible surface resource * * @prime: The TTM prime object. - * @base: The TTM base object handling user-space visibility. * @srf: The surface metadata. * @master: Master of the creating client. Used for security check. */ diff --git a/drivers/video/fbdev/efifb.c b/drivers/video/fbdev/efifb.c index f9b4ddd592ce..10fc14ad5d12 100644 --- a/drivers/video/fbdev/efifb.c +++ b/drivers/video/fbdev/efifb.c @@ -108,7 +108,7 @@ static int efifb_setcolreg(unsigned regno, unsigned red, unsigned green, */ #if defined CONFIG_FRAMEBUFFER_CONSOLE_DEFERRED_TAKEOVER && \ defined CONFIG_ACPI_BGRT -static void efifb_copy_bmp(u8 *src, u32 *dst, int width, struct screen_info *si) +static void efifb_copy_bmp(u8 *src, u32 *dst, int width, const struct screen_info *si) { u8 r, g, b; @@ -130,7 +130,7 @@ static void efifb_copy_bmp(u8 *src, u32 *dst, int width, struct screen_info *si) * resolution still fits, it will be displayed very close to the right edge of * the display looking quite bad. This function checks for this. */ -static bool efifb_bgrt_sanity_check(struct screen_info *si, u32 bmp_width) +static bool efifb_bgrt_sanity_check(const struct screen_info *si, u32 bmp_width) { /* * All x86 firmwares horizontally center the image (the yoffset @@ -141,16 +141,15 @@ static bool efifb_bgrt_sanity_check(struct screen_info *si, u32 bmp_width) return bgrt_tab.image_offset_x == expected_xoffset; } #else -static bool efifb_bgrt_sanity_check(struct screen_info *si, u32 bmp_width) +static bool efifb_bgrt_sanity_check(const struct screen_info *si, u32 bmp_width) { return true; } #endif -static void efifb_show_boot_graphics(struct fb_info *info) +static void efifb_show_boot_graphics(struct fb_info *info, const struct screen_info *si) { u32 bmp_width, bmp_height, bmp_pitch, dst_x, y, src_y; - struct screen_info *si = &screen_info; struct bmp_file_header *file_header; struct bmp_dib_header *dib_header; void *bgrt_image = NULL; @@ -247,7 +246,8 @@ error: pr_warn("efifb: Ignoring BGRT: unexpected or invalid BMP data\n"); } #else -static inline void efifb_show_boot_graphics(struct fb_info *info) {} +static inline void efifb_show_boot_graphics(struct fb_info *info, const struct screen_info *si) +{ } #endif /* @@ -282,7 +282,7 @@ static const struct fb_ops efifb_ops = { .fb_setcolreg = efifb_setcolreg, }; -static int efifb_setup(char *options) +static int efifb_setup(struct screen_info *si, char *options) { char *this_opt; @@ -290,16 +290,16 @@ static int efifb_setup(char *options) while ((this_opt = strsep(&options, ",")) != NULL) { if (!*this_opt) continue; - efifb_setup_from_dmi(&screen_info, this_opt); + efifb_setup_from_dmi(si, this_opt); if (!strncmp(this_opt, "base:", 5)) - screen_info.lfb_base = simple_strtoul(this_opt+5, NULL, 0); + si->lfb_base = simple_strtoul(this_opt+5, NULL, 0); else if (!strncmp(this_opt, "stride:", 7)) - screen_info.lfb_linelength = simple_strtoul(this_opt+7, NULL, 0) * 4; + si->lfb_linelength = simple_strtoul(this_opt+7, NULL, 0) * 4; else if (!strncmp(this_opt, "height:", 7)) - screen_info.lfb_height = simple_strtoul(this_opt+7, NULL, 0); + si->lfb_height = simple_strtoul(this_opt+7, NULL, 0); else if (!strncmp(this_opt, "width:", 6)) - screen_info.lfb_width = simple_strtoul(this_opt+6, NULL, 0); + si->lfb_width = simple_strtoul(this_opt+6, NULL, 0); else if (!strcmp(this_opt, "nowc")) mem_flags &= ~EFI_MEMORY_WC; else if (!strcmp(this_opt, "nobgrt")) @@ -310,15 +310,15 @@ static int efifb_setup(char *options) return 0; } -static inline bool fb_base_is_valid(void) +static inline bool fb_base_is_valid(struct screen_info *si) { - if (screen_info.lfb_base) + if (si->lfb_base) return true; - if (!(screen_info.capabilities & VIDEO_CAPABILITY_64BIT_BASE)) + if (!(si->capabilities & VIDEO_CAPABILITY_64BIT_BASE)) return false; - if (screen_info.ext_lfb_base) + if (si->ext_lfb_base) return true; return false; @@ -329,7 +329,10 @@ static ssize_t name##_show(struct device *dev, \ struct device_attribute *attr, \ char *buf) \ { \ - return sprintf(buf, fmt "\n", (screen_info.lfb_##name)); \ + struct screen_info *si = dev_get_platdata(dev); \ + if (!si) \ + return -ENODEV; \ + return sprintf(buf, fmt "\n", (si->lfb_##name)); \ } \ static DEVICE_ATTR_RO(name) @@ -356,6 +359,7 @@ static u64 bar_offset; static int efifb_probe(struct platform_device *dev) { + struct screen_info *si; struct fb_info *info; struct efifb_par *par; int err, orientation; @@ -365,48 +369,60 @@ static int efifb_probe(struct platform_device *dev) char *option = NULL; efi_memory_desc_t md; - if (screen_info.orig_video_isVGA != VIDEO_TYPE_EFI || pci_dev_disabled) + /* + * If we fail probing the device, the kernel might try a different + * driver. We get a copy of the attached screen_info, so that we can + * modify its values without affecting later drivers. + */ + si = dev_get_platdata(&dev->dev); + if (!si) + return -ENODEV; + si = devm_kmemdup(&dev->dev, si, sizeof(*si), GFP_KERNEL); + if (!si) + return -ENOMEM; + + if (si->orig_video_isVGA != VIDEO_TYPE_EFI || pci_dev_disabled) return -ENODEV; if (fb_get_options("efifb", &option)) return -ENODEV; - efifb_setup(option); + efifb_setup(si, option); /* We don't get linelength from UGA Draw Protocol, only from * EFI Graphics Protocol. So if it's not in DMI, and it's not * passed in from the user, we really can't use the framebuffer. */ - if (!screen_info.lfb_linelength) + if (!si->lfb_linelength) return -ENODEV; - if (!screen_info.lfb_depth) - screen_info.lfb_depth = 32; - if (!screen_info.pages) - screen_info.pages = 1; - if (!fb_base_is_valid()) { + if (!si->lfb_depth) + si->lfb_depth = 32; + if (!si->pages) + si->pages = 1; + if (!fb_base_is_valid(si)) { printk(KERN_DEBUG "efifb: invalid framebuffer address\n"); return -ENODEV; } printk(KERN_INFO "efifb: probing for efifb\n"); /* just assume they're all unset if any are */ - if (!screen_info.blue_size) { - screen_info.blue_size = 8; - screen_info.blue_pos = 0; - screen_info.green_size = 8; - screen_info.green_pos = 8; - screen_info.red_size = 8; - screen_info.red_pos = 16; - screen_info.rsvd_size = 8; - screen_info.rsvd_pos = 24; + if (!si->blue_size) { + si->blue_size = 8; + si->blue_pos = 0; + si->green_size = 8; + si->green_pos = 8; + si->red_size = 8; + si->red_pos = 16; + si->rsvd_size = 8; + si->rsvd_pos = 24; } - efifb_fix.smem_start = screen_info.lfb_base; + efifb_fix.smem_start = si->lfb_base; - if (screen_info.capabilities & VIDEO_CAPABILITY_64BIT_BASE) { + if (si->capabilities & VIDEO_CAPABILITY_64BIT_BASE) { u64 ext_lfb_base; - ext_lfb_base = (u64)(unsigned long)screen_info.ext_lfb_base << 32; + ext_lfb_base = (u64)(unsigned long)si->ext_lfb_base << 32; efifb_fix.smem_start |= ext_lfb_base; } @@ -417,10 +433,10 @@ static int efifb_probe(struct platform_device *dev) efifb_fix.smem_start = bar_resource->start + bar_offset; } - efifb_defined.bits_per_pixel = screen_info.lfb_depth; - efifb_defined.xres = screen_info.lfb_width; - efifb_defined.yres = screen_info.lfb_height; - efifb_fix.line_length = screen_info.lfb_linelength; + efifb_defined.bits_per_pixel = si->lfb_depth; + efifb_defined.xres = si->lfb_width; + efifb_defined.yres = si->lfb_height; + efifb_fix.line_length = si->lfb_linelength; /* size_vmode -- that is the amount of memory needed for the * used video mode, i.e. the minimum amount of @@ -430,7 +446,7 @@ static int efifb_probe(struct platform_device *dev) /* size_total -- all video memory we have. Used for * entries, ressource allocation and bounds * checking. */ - size_total = screen_info.lfb_size; + size_total = si->lfb_size; if (size_total < size_vmode) size_total = size_vmode; @@ -505,14 +521,14 @@ static int efifb_probe(struct platform_device *dev) goto err_release_fb; } - efifb_show_boot_graphics(info); + efifb_show_boot_graphics(info, si); pr_info("efifb: framebuffer at 0x%lx, using %dk, total %dk\n", efifb_fix.smem_start, size_remap/1024, size_total/1024); pr_info("efifb: mode is %dx%dx%d, linelength=%d, pages=%d\n", efifb_defined.xres, efifb_defined.yres, efifb_defined.bits_per_pixel, efifb_fix.line_length, - screen_info.pages); + si->pages); efifb_defined.xres_virtual = efifb_defined.xres; efifb_defined.yres_virtual = efifb_fix.smem_len / @@ -526,26 +542,26 @@ static int efifb_probe(struct platform_device *dev) efifb_defined.left_margin = (efifb_defined.xres / 8) & 0xf8; efifb_defined.hsync_len = (efifb_defined.xres / 8) & 0xf8; - efifb_defined.red.offset = screen_info.red_pos; - efifb_defined.red.length = screen_info.red_size; - efifb_defined.green.offset = screen_info.green_pos; - efifb_defined.green.length = screen_info.green_size; - efifb_defined.blue.offset = screen_info.blue_pos; - efifb_defined.blue.length = screen_info.blue_size; - efifb_defined.transp.offset = screen_info.rsvd_pos; - efifb_defined.transp.length = screen_info.rsvd_size; + efifb_defined.red.offset = si->red_pos; + efifb_defined.red.length = si->red_size; + efifb_defined.green.offset = si->green_pos; + efifb_defined.green.length = si->green_size; + efifb_defined.blue.offset = si->blue_pos; + efifb_defined.blue.length = si->blue_size; + efifb_defined.transp.offset = si->rsvd_pos; + efifb_defined.transp.length = si->rsvd_size; pr_info("efifb: %s: " "size=%d:%d:%d:%d, shift=%d:%d:%d:%d\n", "Truecolor", - screen_info.rsvd_size, - screen_info.red_size, - screen_info.green_size, - screen_info.blue_size, - screen_info.rsvd_pos, - screen_info.red_pos, - screen_info.green_pos, - screen_info.blue_pos); + si->rsvd_size, + si->red_size, + si->green_size, + si->blue_size, + si->rsvd_pos, + si->red_pos, + si->green_pos, + si->blue_pos); efifb_fix.ypanstep = 0; efifb_fix.ywrapstep = 0; diff --git a/drivers/video/fbdev/simplefb.c b/drivers/video/fbdev/simplefb.c index 6f58ee276ad1..028a56525047 100644 --- a/drivers/video/fbdev/simplefb.c +++ b/drivers/video/fbdev/simplefb.c @@ -470,7 +470,7 @@ static int simplefb_attach_genpds(struct simplefb_par *par, if (err == -ENOENT) return 0; - dev_info(dev, "failed to parse power-domains: %d\n", err); + dev_err(dev, "failed to parse power-domains: %d\n", err); return err; } diff --git a/drivers/video/fbdev/vesafb.c b/drivers/video/fbdev/vesafb.c index c0edceea0a79..8ab64ae4cad3 100644 --- a/drivers/video/fbdev/vesafb.c +++ b/drivers/video/fbdev/vesafb.c @@ -243,6 +243,7 @@ static int vesafb_setup(char *options) static int vesafb_probe(struct platform_device *dev) { + struct screen_info *si; struct fb_info *info; struct vesafb_par *par; int i, err; @@ -251,21 +252,33 @@ static int vesafb_probe(struct platform_device *dev) unsigned int size_total; char *option = NULL; + /* + * If we fail probing the device, the kernel might try a different + * driver. We get a copy of the attached screen_info, so that we can + * modify its values without affecting later drivers. + */ + si = dev_get_platdata(&dev->dev); + if (!si) + return -ENODEV; + si = devm_kmemdup(&dev->dev, si, sizeof(*si), GFP_KERNEL); + if (!si) + return -ENOMEM; + /* ignore error return of fb_get_options */ fb_get_options("vesafb", &option); vesafb_setup(option); - if (screen_info.orig_video_isVGA != VIDEO_TYPE_VLFB) + if (si->orig_video_isVGA != VIDEO_TYPE_VLFB) return -ENODEV; - vga_compat = (screen_info.capabilities & 2) ? 0 : 1; - vesafb_fix.smem_start = screen_info.lfb_base; - vesafb_defined.bits_per_pixel = screen_info.lfb_depth; + vga_compat = (si->capabilities & 2) ? 0 : 1; + vesafb_fix.smem_start = si->lfb_base; + vesafb_defined.bits_per_pixel = si->lfb_depth; if (15 == vesafb_defined.bits_per_pixel) vesafb_defined.bits_per_pixel = 16; - vesafb_defined.xres = screen_info.lfb_width; - vesafb_defined.yres = screen_info.lfb_height; - vesafb_fix.line_length = screen_info.lfb_linelength; + vesafb_defined.xres = si->lfb_width; + vesafb_defined.yres = si->lfb_height; + vesafb_fix.line_length = si->lfb_linelength; vesafb_fix.visual = (vesafb_defined.bits_per_pixel == 8) ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR; @@ -277,7 +290,7 @@ static int vesafb_probe(struct platform_device *dev) /* size_total -- all video memory we have. Used for mtrr * entries, resource allocation and bounds * checking. */ - size_total = screen_info.lfb_size * 65536; + size_total = si->lfb_size * 65536; if (vram_total) size_total = vram_total * 1024 * 1024; if (size_total < size_vmode) @@ -297,7 +310,7 @@ static int vesafb_probe(struct platform_device *dev) vesafb_fix.smem_len = size_remap; #ifndef __i386__ - screen_info.vesapm_seg = 0; + si->vesapm_seg = 0; #endif if (!request_mem_region(vesafb_fix.smem_start, size_total, "vesafb")) { @@ -317,23 +330,26 @@ static int vesafb_probe(struct platform_device *dev) par = info->par; info->pseudo_palette = par->pseudo_palette; - par->base = screen_info.lfb_base; + par->base = si->lfb_base; par->size = size_total; printk(KERN_INFO "vesafb: mode is %dx%dx%d, linelength=%d, pages=%d\n", - vesafb_defined.xres, vesafb_defined.yres, vesafb_defined.bits_per_pixel, vesafb_fix.line_length, screen_info.pages); + vesafb_defined.xres, vesafb_defined.yres, vesafb_defined.bits_per_pixel, + vesafb_fix.line_length, si->pages); - if (screen_info.vesapm_seg) { + if (si->vesapm_seg) { printk(KERN_INFO "vesafb: protected mode interface info at %04x:%04x\n", - screen_info.vesapm_seg,screen_info.vesapm_off); + si->vesapm_seg, si->vesapm_off); } - if (screen_info.vesapm_seg < 0xc000) + if (si->vesapm_seg < 0xc000) ypan = pmi_setpal = 0; /* not available or some DOS TSR ... */ if (ypan || pmi_setpal) { + unsigned long pmi_phys; unsigned short *pmi_base; - pmi_base = (unsigned short*)phys_to_virt(((unsigned long)screen_info.vesapm_seg << 4) + screen_info.vesapm_off); + pmi_phys = ((unsigned long)si->vesapm_seg << 4) + si->vesapm_off; + pmi_base = (unsigned short *)phys_to_virt(pmi_phys); pmi_start = (void*)((char*)pmi_base + pmi_base[1]); pmi_pal = (void*)((char*)pmi_base + pmi_base[2]); printk(KERN_INFO "vesafb: pmi: set display start = %p, set palette = %p\n",pmi_start,pmi_pal); @@ -377,14 +393,14 @@ static int vesafb_probe(struct platform_device *dev) vesafb_defined.left_margin = (vesafb_defined.xres / 8) & 0xf8; vesafb_defined.hsync_len = (vesafb_defined.xres / 8) & 0xf8; - vesafb_defined.red.offset = screen_info.red_pos; - vesafb_defined.red.length = screen_info.red_size; - vesafb_defined.green.offset = screen_info.green_pos; - vesafb_defined.green.length = screen_info.green_size; - vesafb_defined.blue.offset = screen_info.blue_pos; - vesafb_defined.blue.length = screen_info.blue_size; - vesafb_defined.transp.offset = screen_info.rsvd_pos; - vesafb_defined.transp.length = screen_info.rsvd_size; + vesafb_defined.red.offset = si->red_pos; + vesafb_defined.red.length = si->red_size; + vesafb_defined.green.offset = si->green_pos; + vesafb_defined.green.length = si->green_size; + vesafb_defined.blue.offset = si->blue_pos; + vesafb_defined.blue.length = si->blue_size; + vesafb_defined.transp.offset = si->rsvd_pos; + vesafb_defined.transp.length = si->rsvd_size; if (vesafb_defined.bits_per_pixel <= 8) { depth = vesafb_defined.green.length; @@ -399,14 +415,14 @@ static int vesafb_probe(struct platform_device *dev) (vesafb_defined.bits_per_pixel > 8) ? "Truecolor" : (vga_compat || pmi_setpal) ? "Pseudocolor" : "Static Pseudocolor", - screen_info.rsvd_size, - screen_info.red_size, - screen_info.green_size, - screen_info.blue_size, - screen_info.rsvd_pos, - screen_info.red_pos, - screen_info.green_pos, - screen_info.blue_pos); + si->rsvd_size, + si->red_size, + si->green_size, + si->blue_size, + si->rsvd_pos, + si->red_pos, + si->green_pos, + si->blue_pos); vesafb_fix.ypanstep = ypan ? 1 : 0; vesafb_fix.ywrapstep = (ypan>1) ? 1 : 0; diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h index cf8e1220a4ac..4d7f4c5f2001 100644 --- a/include/drm/drm_atomic.h +++ b/include/drm/drm_atomic.h @@ -346,25 +346,29 @@ struct __drm_private_objs_state { }; /** - * struct drm_atomic_state - the global state object for atomic updates - * @ref: count of all references to this state (will not be freed until zero) - * @dev: parent DRM device - * @async_update: hint for asynchronous plane update - * @planes: pointer to array of structures with per-plane data - * @crtcs: pointer to array of CRTC pointers - * @num_connector: size of the @connectors and @connector_states arrays - * @connectors: pointer to array of structures with per-connector data - * @num_private_objs: size of the @private_objs array - * @private_objs: pointer to array of private object pointers - * @acquire_ctx: acquire context for this atomic modeset state update + * struct drm_atomic_state - Atomic commit structure + * + * This structure is the kernel counterpart of @drm_mode_atomic and represents + * an atomic commit that transitions from an old to a new display state. It + * contains all the objects affected by the atomic commit and both the new + * state structures and pointers to the old state structures for + * these. * * States are added to an atomic update by calling drm_atomic_get_crtc_state(), * drm_atomic_get_plane_state(), drm_atomic_get_connector_state(), or for * private state structures, drm_atomic_get_private_obj_state(). */ struct drm_atomic_state { + /** + * @ref: + * + * Count of all references to this update (will not be freed until zero). + */ struct kref ref; + /** + * @dev: Parent DRM Device. + */ struct drm_device *dev; /** @@ -388,7 +392,12 @@ struct drm_atomic_state { * flag are not allowed. */ bool legacy_cursor_update : 1; + + /** + * @async_update: hint for asynchronous plane update + */ bool async_update : 1; + /** * @duplicated: * @@ -398,13 +407,52 @@ struct drm_atomic_state { * states. */ bool duplicated : 1; + + /** + * @planes: + * + * Pointer to array of @drm_plane and @drm_plane_state part of this + * update. + */ struct __drm_planes_state *planes; + + /** + * @crtcs: + * + * Pointer to array of @drm_crtc and @drm_crtc_state part of this + * update. + */ struct __drm_crtcs_state *crtcs; + + /** + * @num_connector: size of the @connectors array + */ int num_connector; + + /** + * @connectors: + * + * Pointer to array of @drm_connector and @drm_connector_state part of + * this update. + */ struct __drm_connnectors_state *connectors; + + /** + * @num_private_objs: size of the @private_objs array + */ int num_private_objs; + + /** + * @private_objs: + * + * Pointer to array of @drm_private_obj and @drm_private_obj_state part + * of this update. + */ struct __drm_private_objs_state *private_objs; + /** + * @acquire_ctx: acquire context for this atomic modeset state update + */ struct drm_modeset_acquire_ctx *acquire_ctx; /** diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h index 518d1b8106c7..7923bc00dc7a 100644 --- a/include/drm/drm_edid.h +++ b/include/drm/drm_edid.h @@ -24,11 +24,14 @@ #define __DRM_EDID_H__ #include <linux/types.h> -#include <linux/hdmi.h> -#include <drm/drm_mode.h> +enum hdmi_quantization_range; +struct drm_connector; struct drm_device; +struct drm_display_mode; struct drm_edid; +struct hdmi_avi_infoframe; +struct hdmi_vendor_infoframe; struct i2c_adapter; #define EDID_LENGTH 128 @@ -46,7 +49,7 @@ struct est_timings { u8 t1; u8 t2; u8 mfg_rsvd; -} __attribute__((packed)); +} __packed; /* 00=16:10, 01=4:3, 10=5:4, 11=16:9 */ #define EDID_TIMING_ASPECT_SHIFT 6 @@ -59,7 +62,7 @@ struct est_timings { struct std_timing { u8 hsize; /* need to multiply by 8 then add 248 */ u8 vfreq_aspect; -} __attribute__((packed)); +} __packed; #define DRM_EDID_PT_HSYNC_POSITIVE (1 << 1) #define DRM_EDID_PT_VSYNC_POSITIVE (1 << 2) @@ -85,12 +88,12 @@ struct detailed_pixel_timing { u8 hborder; u8 vborder; u8 misc; -} __attribute__((packed)); +} __packed; /* If it's not pixel timing, it'll be one of the below */ struct detailed_data_string { u8 str[13]; -} __attribute__((packed)); +} __packed; #define DRM_EDID_RANGE_OFFSET_MIN_VFREQ (1 << 0) /* 1.4 */ #define DRM_EDID_RANGE_OFFSET_MAX_VFREQ (1 << 1) /* 1.4 */ @@ -120,7 +123,7 @@ struct detailed_data_monitor_range { __le16 m; u8 k; u8 j; /* need to divide by 2 */ - } __attribute__((packed)) gtf2; + } __packed gtf2; struct { u8 version; u8 data1; /* high 6 bits: extra clock resolution */ @@ -129,27 +132,27 @@ struct detailed_data_monitor_range { u8 flags; /* preferred aspect and blanking support */ u8 supported_scalings; u8 preferred_refresh; - } __attribute__((packed)) cvt; - } __attribute__((packed)) formula; -} __attribute__((packed)); + } __packed cvt; + } __packed formula; +} __packed; struct detailed_data_wpindex { u8 white_yx_lo; /* Lower 2 bits each */ u8 white_x_hi; u8 white_y_hi; u8 gamma; /* need to divide by 100 then add 1 */ -} __attribute__((packed)); +} __packed; struct detailed_data_color_point { u8 windex1; u8 wpindex1[3]; u8 windex2; u8 wpindex2[3]; -} __attribute__((packed)); +} __packed; struct cvt_timing { u8 code[3]; -} __attribute__((packed)); +} __packed; struct detailed_non_pixel { u8 pad1; @@ -163,8 +166,8 @@ struct detailed_non_pixel { struct detailed_data_wpindex color; struct std_timing timings[6]; struct cvt_timing cvt[4]; - } __attribute__((packed)) data; -} __attribute__((packed)); + } __packed data; +} __packed; #define EDID_DETAIL_EST_TIMINGS 0xf7 #define EDID_DETAIL_CVT_3BYTE 0xf8 @@ -181,8 +184,8 @@ struct detailed_timing { union { struct detailed_pixel_timing pixel_data; struct detailed_non_pixel other_data; - } __attribute__((packed)) data; -} __attribute__((packed)); + } __packed data; +} __packed; #define DRM_EDID_INPUT_SERRATION_VSYNC (1 << 0) #define DRM_EDID_INPUT_SYNC_ON_GREEN (1 << 1) @@ -307,7 +310,7 @@ struct edid { u8 extensions; /* Checksum */ u8 checksum; -} __attribute__((packed)); +} __packed; #define EDID_PRODUCT_ID(e) ((e)->prod_code[0] | ((e)->prod_code[1] << 8)) @@ -319,11 +322,6 @@ struct cea_sad { u8 byte2; /* meaning depends on format */ }; -struct drm_encoder; -struct drm_connector; -struct drm_connector_state; -struct drm_display_mode; - int drm_edid_to_sad(const struct edid *edid, struct cea_sad **sads); int drm_edid_to_speaker_allocation(const struct edid *edid, u8 **sadb); int drm_av_sync_delay(struct drm_connector *connector, @@ -426,8 +424,6 @@ enum hdmi_quantization_range drm_default_rgb_quant_range(const struct drm_display_mode *mode); int drm_add_modes_noedid(struct drm_connector *connector, int hdisplay, int vdisplay); -void drm_set_preferred_mode(struct drm_connector *connector, - int hpref, int vpref); int drm_edid_header_is_valid(const void *edid); bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid, diff --git a/include/drm/drm_fixed.h b/include/drm/drm_fixed.h index 6ea339d5de08..0c9f917a4d4b 100644 --- a/include/drm/drm_fixed.h +++ b/include/drm/drm_fixed.h @@ -95,7 +95,7 @@ static inline int drm_fixp2int_round(s64 a) static inline int drm_fixp2int_ceil(s64 a) { - if (a > 0) + if (a >= 0) return drm_fixp2int(a + DRM_FIXED_ALMOST_ONE); else return drm_fixp2int(a - DRM_FIXED_ALMOST_ONE); diff --git a/include/drm/drm_modes.h b/include/drm/drm_modes.h index c613f0abe9dc..b9bb92e4b029 100644 --- a/include/drm/drm_modes.h +++ b/include/drm/drm_modes.h @@ -467,6 +467,8 @@ bool drm_mode_is_420_also(const struct drm_display_info *display, const struct drm_display_mode *mode); bool drm_mode_is_420(const struct drm_display_info *display, const struct drm_display_mode *mode); +void drm_set_preferred_mode(struct drm_connector *connector, + int hpref, int vpref); struct drm_display_mode *drm_analog_tv_mode(struct drm_device *dev, enum drm_connector_tv_mode mode, diff --git a/include/uapi/drm/qaic_accel.h b/include/uapi/drm/qaic_accel.h index 9dab32316aee..d3ca876a08e9 100644 --- a/include/uapi/drm/qaic_accel.h +++ b/include/uapi/drm/qaic_accel.h @@ -242,18 +242,7 @@ struct qaic_attach_slice_entry { * @dbc_id: In. Associate the sliced BO with this DBC. * @handle: In. GEM handle of the BO to slice. * @dir: In. Direction of data flow. 1 = DMA_TO_DEVICE, 2 = DMA_FROM_DEVICE - * @size: In. Total length of BO being used. This should not exceed base - * size of BO (struct drm_gem_object.base) - * For BOs being allocated using DRM_IOCTL_QAIC_CREATE_BO, size of - * BO requested is PAGE_SIZE aligned then allocated hence allocated - * BO size maybe bigger. This size should not exceed the new - * PAGE_SIZE aligned BO size. - * @dev_addr: In. Device address this slice pushes to or pulls from. - * @db_addr: In. Address of the doorbell to ring. - * @db_data: In. Data to write to the doorbell. - * @db_len: In. Size of the doorbell data in bits - 32, 16, or 8. 0 is for - * inactive doorbells. - * @offset: In. Start of this slice as an offset from the start of the BO. + * @size: Deprecated. This value is ignored and size of @handle is used instead. */ struct qaic_attach_slice_hdr { __u32 count; diff --git a/include/uapi/linux/virtio_gpu.h b/include/uapi/linux/virtio_gpu.h index f556fde07b76..0e21f3998108 100644 --- a/include/uapi/linux/virtio_gpu.h +++ b/include/uapi/linux/virtio_gpu.h @@ -309,6 +309,8 @@ struct virtio_gpu_cmd_submit { #define VIRTIO_GPU_CAPSET_VIRGL 1 #define VIRTIO_GPU_CAPSET_VIRGL2 2 +/* 3 is reserved for gfxstream */ +#define VIRTIO_GPU_CAPSET_VENUS 4 /* VIRTIO_GPU_CMD_GET_CAPSET_INFO */ struct virtio_gpu_get_capset_info { |