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-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c3
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c36
-rw-r--r--drivers/gpu/drm/bochs/bochs_kms.c1
-rw-r--r--drivers/gpu/drm/bridge/adv7511/adv7511_drv.c1
-rw-r--r--drivers/gpu/drm/bridge/nwl-dsi.c5
-rw-r--r--drivers/gpu/drm/drm_fb_helper.c6
-rw-r--r--drivers/gpu/drm/drm_gem.c10
-rw-r--r--drivers/gpu/drm/drm_mipi_dbi.c2
-rw-r--r--drivers/gpu/drm/drm_of.c4
-rw-r--r--drivers/gpu/drm/lima/lima_pp.c2
-rw-r--r--drivers/gpu/drm/mcde/mcde_display.c11
-rw-r--r--drivers/gpu/drm/nouveau/dispnv50/disp.c4
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_display.c27
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_fbcon.c3
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c30
-rw-r--r--drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c6
-rw-r--r--drivers/gpu/drm/panel/panel-simple.c16
-rw-r--r--drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c2
18 files changed, 121 insertions, 48 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index a8c47aecd342..0047da06041f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -707,9 +707,10 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
return n ? -EFAULT : 0;
}
case AMDGPU_INFO_DEV_INFO: {
- struct drm_amdgpu_info_device dev_info = {};
+ struct drm_amdgpu_info_device dev_info;
uint64_t vm_size;
+ memset(&dev_info, 0, sizeof(dev_info));
dev_info.device_id = dev->pdev->device;
dev_info.chip_rev = adev->rev_id;
dev_info.external_rev = adev->external_rev_id;
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 533913bf8410..407065cd8d57 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -8759,20 +8759,38 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
* the same resource. If we have a new DC context as part of
* the DM atomic state from validation we need to free it and
* retain the existing one instead.
+ *
+ * Furthermore, since the DM atomic state only contains the DC
+ * context and can safely be annulled, we can free the state
+ * and clear the associated private object now to free
+ * some memory and avoid a possible use-after-free later.
*/
- struct dm_atomic_state *new_dm_state, *old_dm_state;
- new_dm_state = dm_atomic_get_new_state(state);
- old_dm_state = dm_atomic_get_old_state(state);
+ for (i = 0; i < state->num_private_objs; i++) {
+ struct drm_private_obj *obj = state->private_objs[i].ptr;
- if (new_dm_state && old_dm_state) {
- if (new_dm_state->context)
- dc_release_state(new_dm_state->context);
+ if (obj->funcs == adev->dm.atomic_obj.funcs) {
+ int j = state->num_private_objs-1;
- new_dm_state->context = old_dm_state->context;
+ dm_atomic_destroy_state(obj,
+ state->private_objs[i].state);
+
+ /* If i is not at the end of the array then the
+ * last element needs to be moved to where i was
+ * before the array can safely be truncated.
+ */
+ if (i != j)
+ state->private_objs[i] =
+ state->private_objs[j];
- if (old_dm_state->context)
- dc_retain_state(old_dm_state->context);
+ state->private_objs[j].ptr = NULL;
+ state->private_objs[j].state = NULL;
+ state->private_objs[j].old_state = NULL;
+ state->private_objs[j].new_state = NULL;
+
+ state->num_private_objs = j;
+ break;
+ }
}
}
diff --git a/drivers/gpu/drm/bochs/bochs_kms.c b/drivers/gpu/drm/bochs/bochs_kms.c
index 853081d186d5..13d0d04c4457 100644
--- a/drivers/gpu/drm/bochs/bochs_kms.c
+++ b/drivers/gpu/drm/bochs/bochs_kms.c
@@ -151,6 +151,7 @@ int bochs_kms_init(struct bochs_device *bochs)
bochs->dev->mode_config.preferred_depth = 24;
bochs->dev->mode_config.prefer_shadow = 0;
bochs->dev->mode_config.prefer_shadow_fbdev = 1;
+ bochs->dev->mode_config.fbdev_use_iomem = true;
bochs->dev->mode_config.quirk_addfb_prefer_host_byte_order = true;
bochs->dev->mode_config.funcs = &bochs_mode_funcs;
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
index f45cdca9cce5..a0d392c338da 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
@@ -1283,6 +1283,7 @@ static int adv7511_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
adv7511->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID
| DRM_BRIDGE_OP_HPD;
adv7511->bridge.of_node = dev->of_node;
+ adv7511->bridge.type = DRM_MODE_CONNECTOR_HDMIA;
drm_bridge_add(&adv7511->bridge);
diff --git a/drivers/gpu/drm/bridge/nwl-dsi.c b/drivers/gpu/drm/bridge/nwl-dsi.c
index 77a79af70914..ce94f797d090 100644
--- a/drivers/gpu/drm/bridge/nwl-dsi.c
+++ b/drivers/gpu/drm/bridge/nwl-dsi.c
@@ -918,11 +918,6 @@ static int nwl_dsi_bridge_attach(struct drm_bridge *bridge,
struct drm_panel *panel;
int ret;
- if (flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR) {
- DRM_ERROR("Fix bridge driver to make connector optional!");
- return -EINVAL;
- }
-
ret = drm_of_find_panel_or_bridge(dsi->dev->of_node, 1, 0, &panel,
&panel_bridge);
if (ret)
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 88146f7245c5..8697554ccd41 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -399,7 +399,11 @@ static void drm_fb_helper_dirty_blit_real(struct drm_fb_helper *fb_helper,
unsigned int y;
for (y = clip->y1; y < clip->y2; y++) {
- memcpy(dst, src, len);
+ if (!fb_helper->dev->mode_config.fbdev_use_iomem)
+ memcpy(dst, src, len);
+ else
+ memcpy_toio((void __iomem *)dst, src, len);
+
src += fb->pitches[0];
dst += fb->pitches[0];
}
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index a57f5379fc08..d4e7c8370565 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -879,9 +879,6 @@ err:
* @file_priv: drm file-private structure
*
* Open an object using the global name, returning a handle and the size.
- *
- * This handle (of course) holds a reference to the object, so the object
- * will not go away until the handle is deleted.
*/
int
drm_gem_open_ioctl(struct drm_device *dev, void *data,
@@ -906,14 +903,15 @@ drm_gem_open_ioctl(struct drm_device *dev, void *data,
/* drm_gem_handle_create_tail unlocks dev->object_name_lock. */
ret = drm_gem_handle_create_tail(file_priv, obj, &handle);
- drm_gem_object_put(obj);
if (ret)
- return ret;
+ goto err;
args->handle = handle;
args->size = obj->size;
- return 0;
+err:
+ drm_gem_object_put(obj);
+ return ret;
}
/**
diff --git a/drivers/gpu/drm/drm_mipi_dbi.c b/drivers/gpu/drm/drm_mipi_dbi.c
index ef01bd0a13e2..230c4fd7131c 100644
--- a/drivers/gpu/drm/drm_mipi_dbi.c
+++ b/drivers/gpu/drm/drm_mipi_dbi.c
@@ -918,7 +918,7 @@ static int mipi_dbi_spi1_transfer(struct mipi_dbi *dbi, int dc,
}
}
- tr.len = chunk;
+ tr.len = chunk * 2;
len -= chunk;
ret = spi_sync(spi, &m);
diff --git a/drivers/gpu/drm/drm_of.c b/drivers/gpu/drm/drm_of.c
index fdb05fbf72a0..ca04c34e8251 100644
--- a/drivers/gpu/drm/drm_of.c
+++ b/drivers/gpu/drm/drm_of.c
@@ -331,10 +331,8 @@ static int drm_of_lvds_get_remote_pixels_type(
* configurations by passing the endpoints explicitly to
* drm_of_lvds_get_dual_link_pixel_order().
*/
- if (!current_pt || pixels_type != current_pt) {
- of_node_put(remote_port);
+ if (!current_pt || pixels_type != current_pt)
return -EINVAL;
- }
}
return pixels_type;
diff --git a/drivers/gpu/drm/lima/lima_pp.c b/drivers/gpu/drm/lima/lima_pp.c
index 33f01383409c..a5c95bed08c0 100644
--- a/drivers/gpu/drm/lima/lima_pp.c
+++ b/drivers/gpu/drm/lima/lima_pp.c
@@ -271,6 +271,8 @@ void lima_pp_fini(struct lima_ip *ip)
int lima_pp_bcast_resume(struct lima_ip *ip)
{
+ /* PP has been reset by individual PP resume */
+ ip->data.async_reset = false;
return 0;
}
diff --git a/drivers/gpu/drm/mcde/mcde_display.c b/drivers/gpu/drm/mcde/mcde_display.c
index 08802e5177f6..4d2290f88edb 100644
--- a/drivers/gpu/drm/mcde/mcde_display.c
+++ b/drivers/gpu/drm/mcde/mcde_display.c
@@ -1060,9 +1060,14 @@ static void mcde_display_update(struct drm_simple_display_pipe *pipe,
*/
if (fb) {
mcde_set_extsrc(mcde, drm_fb_cma_get_gem_addr(fb, pstate, 0));
- if (!mcde->video_mode)
- /* Send a single frame using software sync */
- mcde_display_send_one_frame(mcde);
+ if (!mcde->video_mode) {
+ /*
+ * Send a single frame using software sync if the flow
+ * is not active yet.
+ */
+ if (mcde->flow_active == 0)
+ mcde_display_send_one_frame(mcde);
+ }
dev_info_once(mcde->dev, "sent first display update\n");
} else {
/*
diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
index 64bac6718457..e7874877da85 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
@@ -2157,7 +2157,7 @@ nv50_disp_atomic_commit_tail(struct drm_atomic_state *state)
*/
if (core->assign_windows) {
core->func->wndw.owner(core);
- core->func->update(core, interlock, false);
+ nv50_disp_atomic_commit_core(state, interlock);
core->assign_windows = false;
interlock[NV50_DISP_INTERLOCK_CORE] = 0;
}
@@ -2613,7 +2613,7 @@ nv50_display_create(struct drm_device *dev)
if (disp->disp->object.oclass >= TU102_DISP)
nouveau_display(dev)->format_modifiers = wndwc57e_modifiers;
else
- if (disp->disp->object.oclass >= GF110_DISP)
+ if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_FERMI)
nouveau_display(dev)->format_modifiers = disp90xx_modifiers;
else
nouveau_display(dev)->format_modifiers = disp50xx_modifiers;
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index 63c58f12458c..5f31b11ac2e7 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -139,6 +139,7 @@ nouveau_decode_mod(struct nouveau_drm *drm,
uint32_t *tile_mode,
uint8_t *kind)
{
+ struct nouveau_display *disp = nouveau_display(drm->dev);
BUG_ON(!tile_mode || !kind);
if (modifier == DRM_FORMAT_MOD_LINEAR) {
@@ -150,6 +151,12 @@ nouveau_decode_mod(struct nouveau_drm *drm,
* Extract the block height and kind from the corresponding
* modifier fields. See drm_fourcc.h for details.
*/
+
+ if ((modifier & (0xffull << 12)) == 0ull) {
+ /* Legacy modifier. Translate to this dev's 'kind.' */
+ modifier |= disp->format_modifiers[0] & (0xffull << 12);
+ }
+
*tile_mode = (uint32_t)(modifier & 0xF);
*kind = (uint8_t)((modifier >> 12) & 0xFF);
@@ -175,6 +182,16 @@ nouveau_framebuffer_get_layout(struct drm_framebuffer *fb,
}
}
+static const u64 legacy_modifiers[] = {
+ DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(0),
+ DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(1),
+ DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(2),
+ DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(3),
+ DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(4),
+ DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(5),
+ DRM_FORMAT_MOD_INVALID
+};
+
static int
nouveau_validate_decode_mod(struct nouveau_drm *drm,
uint64_t modifier,
@@ -195,8 +212,14 @@ nouveau_validate_decode_mod(struct nouveau_drm *drm,
(disp->format_modifiers[mod] != modifier);
mod++);
- if (disp->format_modifiers[mod] == DRM_FORMAT_MOD_INVALID)
- return -EINVAL;
+ if (disp->format_modifiers[mod] == DRM_FORMAT_MOD_INVALID) {
+ for (mod = 0;
+ (legacy_modifiers[mod] != DRM_FORMAT_MOD_INVALID) &&
+ (legacy_modifiers[mod] != modifier);
+ mod++);
+ if (legacy_modifiers[mod] == DRM_FORMAT_MOD_INVALID)
+ return -EINVAL;
+ }
nouveau_decode_mod(drm, modifier, tile_mode, kind);
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index 9eb6085c8625..fad8030ec1f8 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -317,7 +317,7 @@ nouveau_fbcon_create(struct drm_fb_helper *helper,
struct drm_framebuffer *fb;
struct nouveau_channel *chan;
struct nouveau_bo *nvbo;
- struct drm_mode_fb_cmd2 mode_cmd;
+ struct drm_mode_fb_cmd2 mode_cmd = {};
int ret;
mode_cmd.width = sizes->surface_width;
@@ -592,6 +592,7 @@ fini:
drm_fb_helper_fini(&fbcon->helper);
free:
kfree(fbcon);
+ drm->fbcon = NULL;
return ret;
}
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c
index dcf08249374a..dffcac249211 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c
@@ -117,15 +117,6 @@ nvkm_outp_acquire_hda(struct nvkm_outp *outp, enum nvkm_ior_type type,
{
struct nvkm_ior *ior;
- /* First preference is to reuse the OR that is currently armed
- * on HW, if any, in order to prevent unnecessary switching.
- */
- list_for_each_entry(ior, &outp->disp->ior, head) {
- if (!ior->identity && !!ior->func->hda.hpd == hda &&
- !ior->asy.outp && ior->arm.outp == outp)
- return nvkm_outp_acquire_ior(outp, user, ior);
- }
-
/* Failing that, a completely unused OR is the next best thing. */
list_for_each_entry(ior, &outp->disp->ior, head) {
if (!ior->identity && !!ior->func->hda.hpd == hda &&
@@ -173,6 +164,27 @@ nvkm_outp_acquire(struct nvkm_outp *outp, u8 user, bool hda)
return nvkm_outp_acquire_ior(outp, user, ior);
}
+ /* First preference is to reuse the OR that is currently armed
+ * on HW, if any, in order to prevent unnecessary switching.
+ */
+ list_for_each_entry(ior, &outp->disp->ior, head) {
+ if (!ior->identity && !ior->asy.outp && ior->arm.outp == outp) {
+ /*XXX: For various complicated reasons, we can't outright switch
+ * the boot-time OR on the first modeset without some fairly
+ * invasive changes.
+ *
+ * The systems that were fixed by modifying the OR selection
+ * code to account for HDA support shouldn't regress here as
+ * the HDA-enabled ORs match the relevant output's pad macro
+ * index, and the firmware seems to select an OR this way.
+ *
+ * This warning is to make it obvious if that proves wrong.
+ */
+ WARN_ON(hda && !ior->func->hda.hpd);
+ return nvkm_outp_acquire_ior(outp, user, ior);
+ }
+ }
+
/* If we don't need HDA, first try to acquire an OR that doesn't
* support it to leave free the ones that do.
*/
diff --git a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
index db5b866357f2..e320aa30b9ae 100644
--- a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
+++ b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
@@ -614,9 +614,9 @@ static const struct panel_desc boe_tv101wum_nl6_desc = {
static const struct drm_display_mode auo_kd101n80_45na_default_mode = {
.clock = 157000,
.hdisplay = 1200,
- .hsync_start = 1200 + 80,
- .hsync_end = 1200 + 80 + 24,
- .htotal = 1200 + 80 + 24 + 36,
+ .hsync_start = 1200 + 60,
+ .hsync_end = 1200 + 60 + 24,
+ .htotal = 1200 + 60 + 24 + 56,
.vdisplay = 1920,
.vsync_start = 1920 + 16,
.vsync_end = 1920 + 16 + 4,
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index af6ea5480c81..cb6550d37e85 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -1260,7 +1260,21 @@ static const struct panel_desc boe_nv133fhm_n61 = {
.height = 165,
},
.delay = {
- .hpd_absent_delay = 200,
+ /*
+ * When power is first given to the panel there's a short
+ * spike on the HPD line. It was explained that this spike
+ * was until the TCON data download was complete. On
+ * one system this was measured at 8 ms. We'll put 15 ms
+ * in the prepare delay just to be safe and take it away
+ * from the hpd_absent_delay (which would otherwise be 200 ms)
+ * to handle this. That means:
+ * - If HPD isn't hooked up you still have 200 ms delay.
+ * - If HPD is hooked up we won't try to look at it for the
+ * first 15 ms.
+ */
+ .prepare = 15,
+ .hpd_absent_delay = 185,
+
.unprepare = 500,
},
.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
diff --git a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c
index 557cbe5ab35f..2f2c9f0a1071 100644
--- a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c
+++ b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c
@@ -260,7 +260,7 @@ sun4i_hdmi_connector_detect(struct drm_connector *connector, bool force)
unsigned long reg;
reg = readl(hdmi->base + SUN4I_HDMI_HPD_REG);
- if (reg & SUN4I_HDMI_HPD_HIGH) {
+ if (!(reg & SUN4I_HDMI_HPD_HIGH)) {
cec_phys_addr_invalidate(hdmi->cec_adap);
return connector_status_disconnected;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 08:39:16 +0000