diff options
author | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-07-23 07:59:19 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-07-23 07:59:19 -0300 |
commit | c278256d05a2fc75b427fa6a5dc0024faa93465d (patch) | |
tree | 2c09c6c65a4b6c597a568ec2425adb75eff7d5d5 /drivers/gpu/drm/imx | |
parent | 7e5b7d1b3a8facd4dc1ddb5d9ec53c0687d13de7 (diff) | |
parent | 009a620848218d521f008141c62f56bf19294dd9 (diff) |
Merge branch 'patchwork' into topic/docs-next
* patchwork: (1492 commits)
[media] cec: always check all_device_types and features
[media] cec: poll should check if there is room in the tx queue
[media] vivid: support monitor all mode
[media] cec: fix test for unconfigured adapter in main message loop
[media] cec: limit the size of the transmit queue
[media] cec: zero unused msg part after msg->len
[media] cec: don't set fh to NULL in CEC_TRANSMIT
[media] cec: clear all status fields before transmit and always fill in sequence
[media] cec: CEC_RECEIVE overwrote the timeout field
[media] cxd2841er: Reading SNR for DVB-C added
[media] cxd2841er: Reading BER and UCB for DVB-C added
[media] cxd2841er: fix switch-case for DVB-C
[media] cxd2841er: fix signal strength scale for ISDB-T
[media] cxd2841er: adjust the dB scale for DVB-C
[media] cxd2841er: provide signal strength for DVB-C
[media] cxd2841er: fix BER report via DVBv5 stats API
[media] mb86a20s: apply mask to val after checking for read failure
[media] airspy: fix error logic during device register
[media] s5p-cec/TODO: add TODO item
[media] cec/TODO: drop comment about sphinx documentation
...
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/gpu/drm/imx')
-rw-r--r-- | drivers/gpu/drm/imx/imx-drm-core.c | 13 | ||||
-rw-r--r-- | drivers/gpu/drm/imx/imx-drm.h | 7 | ||||
-rw-r--r-- | drivers/gpu/drm/imx/imx-ldb.c | 78 | ||||
-rw-r--r-- | drivers/gpu/drm/imx/imx-tve.c | 6 | ||||
-rw-r--r-- | drivers/gpu/drm/imx/ipuv3-crtc.c | 10 | ||||
-rw-r--r-- | drivers/gpu/drm/imx/ipuv3-plane.c | 5 | ||||
-rw-r--r-- | drivers/gpu/drm/imx/parallel-display.c | 40 |
7 files changed, 93 insertions, 66 deletions
diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c index 1f14b602882b..82656654fb21 100644 --- a/drivers/gpu/drm/imx/imx-drm-core.c +++ b/drivers/gpu/drm/imx/imx-drm-core.c @@ -97,8 +97,8 @@ static struct imx_drm_crtc *imx_drm_find_crtc(struct drm_crtc *crtc) return NULL; } -int imx_drm_set_bus_format_pins(struct drm_encoder *encoder, u32 bus_format, - int hsync_pin, int vsync_pin) +int imx_drm_set_bus_config(struct drm_encoder *encoder, u32 bus_format, + int hsync_pin, int vsync_pin, u32 bus_flags) { struct imx_drm_crtc_helper_funcs *helper; struct imx_drm_crtc *imx_crtc; @@ -110,14 +110,17 @@ int imx_drm_set_bus_format_pins(struct drm_encoder *encoder, u32 bus_format, helper = &imx_crtc->imx_drm_helper_funcs; if (helper->set_interface_pix_fmt) return helper->set_interface_pix_fmt(encoder->crtc, - bus_format, hsync_pin, vsync_pin); + bus_format, hsync_pin, vsync_pin, + bus_flags); return 0; } -EXPORT_SYMBOL_GPL(imx_drm_set_bus_format_pins); +EXPORT_SYMBOL_GPL(imx_drm_set_bus_config); int imx_drm_set_bus_format(struct drm_encoder *encoder, u32 bus_format) { - return imx_drm_set_bus_format_pins(encoder, bus_format, 2, 3); + return imx_drm_set_bus_config(encoder, bus_format, 2, 3, + DRM_BUS_FLAG_DE_HIGH | + DRM_BUS_FLAG_PIXDATA_NEGEDGE); } EXPORT_SYMBOL_GPL(imx_drm_set_bus_format); diff --git a/drivers/gpu/drm/imx/imx-drm.h b/drivers/gpu/drm/imx/imx-drm.h index b0241b9d1334..74320a1723b7 100644 --- a/drivers/gpu/drm/imx/imx-drm.h +++ b/drivers/gpu/drm/imx/imx-drm.h @@ -19,7 +19,8 @@ struct imx_drm_crtc_helper_funcs { int (*enable_vblank)(struct drm_crtc *crtc); void (*disable_vblank)(struct drm_crtc *crtc); int (*set_interface_pix_fmt)(struct drm_crtc *crtc, - u32 bus_format, int hsync_pin, int vsync_pin); + u32 bus_format, int hsync_pin, int vsync_pin, + u32 bus_flags); const struct drm_crtc_helper_funcs *crtc_helper_funcs; const struct drm_crtc_funcs *crtc_funcs; }; @@ -41,8 +42,8 @@ void imx_drm_mode_config_init(struct drm_device *drm); struct drm_gem_cma_object *imx_drm_fb_get_obj(struct drm_framebuffer *fb); -int imx_drm_set_bus_format_pins(struct drm_encoder *encoder, - u32 bus_format, int hsync_pin, int vsync_pin); +int imx_drm_set_bus_config(struct drm_encoder *encoder, u32 bus_format, + int hsync_pin, int vsync_pin, u32 bus_flags); int imx_drm_set_bus_format(struct drm_encoder *encoder, u32 bus_format); diff --git a/drivers/gpu/drm/imx/imx-ldb.c b/drivers/gpu/drm/imx/imx-ldb.c index a58eee59550a..beff793bb717 100644 --- a/drivers/gpu/drm/imx/imx-ldb.c +++ b/drivers/gpu/drm/imx/imx-ldb.c @@ -25,6 +25,7 @@ #include <linux/mfd/syscon/imx6q-iomuxc-gpr.h> #include <linux/of_device.h> #include <linux/of_graph.h> +#include <video/of_display_timing.h> #include <video/of_videomode.h> #include <linux/regmap.h> #include <linux/videodev2.h> @@ -59,6 +60,7 @@ struct imx_ldb_channel { struct drm_encoder encoder; struct drm_panel *panel; struct device_node *child; + struct i2c_adapter *ddc; int chno; void *edid; int edid_len; @@ -107,6 +109,9 @@ static int imx_ldb_connector_get_modes(struct drm_connector *connector) return num_modes; } + if (!imx_ldb_ch->edid && imx_ldb_ch->ddc) + imx_ldb_ch->edid = drm_get_edid(connector, imx_ldb_ch->ddc); + if (imx_ldb_ch->edid) { drm_mode_connector_update_edid_property(connector, imx_ldb_ch->edid); @@ -553,7 +558,8 @@ static int imx_ldb_bind(struct device *dev, struct device *master, void *data) for_each_child_of_node(np, child) { struct imx_ldb_channel *channel; - struct device_node *port; + struct device_node *ddc_node; + struct device_node *ep; ret = of_property_read_u32(child, "reg", &i); if (ret || i < 0 || i > 1) @@ -576,33 +582,54 @@ static int imx_ldb_bind(struct device *dev, struct device *master, void *data) * The output port is port@4 with an external 4-port mux or * port@2 with the internal 2-port mux. */ - port = of_graph_get_port_by_id(child, imx_ldb->lvds_mux ? 4 : 2); - if (port) { - struct device_node *endpoint, *remote; - - endpoint = of_get_child_by_name(port, "endpoint"); - if (endpoint) { - remote = of_graph_get_remote_port_parent(endpoint); - if (remote) - channel->panel = of_drm_find_panel(remote); - else - return -EPROBE_DEFER; - if (!channel->panel) { - dev_err(dev, "panel not found: %s\n", - remote->full_name); - return -EPROBE_DEFER; - } + ep = of_graph_get_endpoint_by_regs(child, + imx_ldb->lvds_mux ? 4 : 2, + -1); + if (ep) { + struct device_node *remote; + + remote = of_graph_get_remote_port_parent(ep); + of_node_put(ep); + if (remote) + channel->panel = of_drm_find_panel(remote); + else + return -EPROBE_DEFER; + of_node_put(remote); + if (!channel->panel) { + dev_err(dev, "panel not found: %s\n", + remote->full_name); + return -EPROBE_DEFER; } } - edidp = of_get_property(child, "edid", &channel->edid_len); - if (edidp) { - channel->edid = kmemdup(edidp, channel->edid_len, - GFP_KERNEL); - } else if (!channel->panel) { - ret = of_get_drm_display_mode(child, &channel->mode, 0); - if (!ret) - channel->mode_valid = 1; + ddc_node = of_parse_phandle(child, "ddc-i2c-bus", 0); + if (ddc_node) { + channel->ddc = of_find_i2c_adapter_by_node(ddc_node); + of_node_put(ddc_node); + if (!channel->ddc) { + dev_warn(dev, "failed to get ddc i2c adapter\n"); + return -EPROBE_DEFER; + } + } + + if (!channel->ddc) { + /* if no DDC available, fallback to hardcoded EDID */ + dev_dbg(dev, "no ddc available\n"); + + edidp = of_get_property(child, "edid", + &channel->edid_len); + if (edidp) { + channel->edid = kmemdup(edidp, + channel->edid_len, + GFP_KERNEL); + } else if (!channel->panel) { + /* fallback to display-timings node */ + ret = of_get_drm_display_mode(child, + &channel->mode, + OF_USE_NATIVE_MODE); + if (!ret) + channel->mode_valid = 1; + } } channel->bus_format = of_get_bus_format(dev, child); @@ -647,6 +674,7 @@ static void imx_ldb_unbind(struct device *dev, struct device *master, channel->encoder.funcs->destroy(&channel->encoder); kfree(channel->edid); + i2c_put_adapter(channel->ddc); } } diff --git a/drivers/gpu/drm/imx/imx-tve.c b/drivers/gpu/drm/imx/imx-tve.c index ae7a9fb3b8a2..baf788121287 100644 --- a/drivers/gpu/drm/imx/imx-tve.c +++ b/drivers/gpu/drm/imx/imx-tve.c @@ -294,8 +294,10 @@ static void imx_tve_encoder_prepare(struct drm_encoder *encoder) switch (tve->mode) { case TVE_MODE_VGA: - imx_drm_set_bus_format_pins(encoder, MEDIA_BUS_FMT_GBR888_1X24, - tve->hsync_pin, tve->vsync_pin); + imx_drm_set_bus_config(encoder, MEDIA_BUS_FMT_GBR888_1X24, + tve->hsync_pin, tve->vsync_pin, + DRM_BUS_FLAG_DE_HIGH | + DRM_BUS_FLAG_PIXDATA_NEGEDGE); break; case TVE_MODE_TVOUT: imx_drm_set_bus_format(encoder, MEDIA_BUS_FMT_YUV8_1X24); diff --git a/drivers/gpu/drm/imx/ipuv3-crtc.c b/drivers/gpu/drm/imx/ipuv3-crtc.c index b2c30b8d9816..fc040417e1e8 100644 --- a/drivers/gpu/drm/imx/ipuv3-crtc.c +++ b/drivers/gpu/drm/imx/ipuv3-crtc.c @@ -66,6 +66,7 @@ struct ipu_crtc { struct ipu_flip_work *flip_work; int irq; u32 bus_format; + u32 bus_flags; int di_hsync_pin; int di_vsync_pin; }; @@ -271,8 +272,10 @@ static int ipu_crtc_mode_set(struct drm_crtc *crtc, else sig_cfg.clkflags = 0; - sig_cfg.enable_pol = 1; - sig_cfg.clk_pol = 0; + sig_cfg.enable_pol = !(ipu_crtc->bus_flags & DRM_BUS_FLAG_DE_LOW); + /* Default to driving pixel data on negative clock edges */ + sig_cfg.clk_pol = !!(ipu_crtc->bus_flags & + DRM_BUS_FLAG_PIXDATA_POSEDGE); sig_cfg.bus_format = ipu_crtc->bus_format; sig_cfg.v_to_h_sync = 0; sig_cfg.hsync_pin = ipu_crtc->di_hsync_pin; @@ -396,11 +399,12 @@ static void ipu_disable_vblank(struct drm_crtc *crtc) } static int ipu_set_interface_pix_fmt(struct drm_crtc *crtc, - u32 bus_format, int hsync_pin, int vsync_pin) + u32 bus_format, int hsync_pin, int vsync_pin, u32 bus_flags) { struct ipu_crtc *ipu_crtc = to_ipu_crtc(crtc); ipu_crtc->bus_format = bus_format; + ipu_crtc->bus_flags = bus_flags; ipu_crtc->di_hsync_pin = hsync_pin; ipu_crtc->di_vsync_pin = vsync_pin; diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c index 681ec6eb77d9..a4bb44118d33 100644 --- a/drivers/gpu/drm/imx/ipuv3-plane.c +++ b/drivers/gpu/drm/imx/ipuv3-plane.c @@ -38,6 +38,8 @@ static const uint32_t ipu_plane_formats[] = { DRM_FORMAT_RGBX8888, DRM_FORMAT_BGRA8888, DRM_FORMAT_BGRA8888, + DRM_FORMAT_UYVY, + DRM_FORMAT_VYUY, DRM_FORMAT_YUYV, DRM_FORMAT_YVYU, DRM_FORMAT_YUV420, @@ -428,7 +430,6 @@ static int ipu_update_plane(struct drm_plane *plane, struct drm_crtc *crtc, if (crtc != plane->crtc) dev_dbg(plane->dev->dev, "crtc change: %p -> %p\n", plane->crtc, crtc); - plane->crtc = crtc; if (!ipu_plane->enabled) ipu_plane_enable(ipu_plane); @@ -461,7 +462,7 @@ static void ipu_plane_destroy(struct drm_plane *plane) kfree(ipu_plane); } -static struct drm_plane_funcs ipu_plane_funcs = { +static const struct drm_plane_funcs ipu_plane_funcs = { .update_plane = ipu_update_plane, .disable_plane = ipu_disable_plane, .destroy = ipu_plane_destroy, diff --git a/drivers/gpu/drm/imx/parallel-display.c b/drivers/gpu/drm/imx/parallel-display.c index 363e2c7741e2..2d1fd02cd3d6 100644 --- a/drivers/gpu/drm/imx/parallel-display.c +++ b/drivers/gpu/drm/imx/parallel-display.c @@ -35,7 +35,6 @@ struct imx_parallel_display { void *edid; int edid_len; u32 bus_format; - int mode_valid; struct drm_display_mode mode; struct drm_panel *panel; }; @@ -68,17 +67,6 @@ static int imx_pd_connector_get_modes(struct drm_connector *connector) num_modes = drm_add_edid_modes(connector, imxpd->edid); } - if (imxpd->mode_valid) { - struct drm_display_mode *mode = drm_mode_create(connector->dev); - - if (!mode) - return -EINVAL; - drm_mode_copy(mode, &imxpd->mode); - mode->type |= DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, - drm_mode_probed_add(connector, mode); - num_modes++; - } - if (np) { struct drm_display_mode *mode = drm_mode_create(connector->dev); @@ -115,8 +103,8 @@ static void imx_pd_encoder_dpms(struct drm_encoder *encoder, int mode) static void imx_pd_encoder_prepare(struct drm_encoder *encoder) { struct imx_parallel_display *imxpd = enc_to_imxpd(encoder); - - imx_drm_set_bus_format(encoder, imxpd->bus_format); + imx_drm_set_bus_config(encoder, imxpd->bus_format, 2, 3, + imxpd->connector.display_info.bus_flags); } static void imx_pd_encoder_commit(struct drm_encoder *encoder) @@ -203,7 +191,7 @@ static int imx_pd_bind(struct device *dev, struct device *master, void *data) { struct drm_device *drm = data; struct device_node *np = dev->of_node; - struct device_node *port; + struct device_node *ep; const u8 *edidp; struct imx_parallel_display *imxpd; int ret; @@ -230,18 +218,18 @@ static int imx_pd_bind(struct device *dev, struct device *master, void *data) } /* port@1 is the output port */ - port = of_graph_get_port_by_id(np, 1); - if (port) { - struct device_node *endpoint, *remote; - - endpoint = of_get_child_by_name(port, "endpoint"); - if (endpoint) { - remote = of_graph_get_remote_port_parent(endpoint); - if (remote) - imxpd->panel = of_drm_find_panel(remote); - if (!imxpd->panel) - return -EPROBE_DEFER; + ep = of_graph_get_endpoint_by_regs(np, 1, -1); + if (ep) { + struct device_node *remote; + + remote = of_graph_get_remote_port_parent(ep); + of_node_put(ep); + if (remote) { + imxpd->panel = of_drm_find_panel(remote); + of_node_put(remote); } + if (!imxpd->panel) + return -EPROBE_DEFER; } imxpd->dev = dev; |