mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

drm/imx: ipuv3-plane: add color encoding and range properties 

Add COLOR_ENCODING and COLOR_RANGE plane properties and use them to
control the DP CSC matrix.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
This commit is contained in:
Philipp Zabel 2020-07-21 11:20:30 +02:00
parent 4618cb7903
commit fc1e985b67
1 changed files with 31 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
drivers/gpu/drm/imx/ipuv3-plane.c
View File

@ -313,6 +313,8 @@ static void ipu_plane_state_reset(struct drm_plane *plane)
__drm_atomic_helper_plane_reset(plane, &ipu_state->base);
ipu_state->base.zpos = zpos;
ipu_state->base.normalized_zpos = zpos;
ipu_state->base.color_encoding = DRM_COLOR_YCBCR_BT601;
ipu_state->base.color_range = DRM_COLOR_YCBCR_LIMITED_RANGE;
}
}
@ -632,6 +634,25 @@ static void ipu_plane_atomic_update(struct drm_plane *plane,
fb->modifier, &eba);
}
if (!old_state->fb ||
old_state->fb->format->format != fb->format->format ||
old_state->color_encoding != new_state->color_encoding ||
old_state->color_range != new_state->color_range) {
ics = ipu_drm_fourcc_to_colorspace(fb->format->format);
switch (ipu_plane->dp_flow) {
case IPU_DP_FLOW_SYNC_BG:
ipu_dp_setup_channel(ipu_plane->dp, new_state->color_encoding,
new_state->color_range, ics,
IPUV3_COLORSPACE_RGB);
break;
case IPU_DP_FLOW_SYNC_FG:
ipu_dp_setup_channel(ipu_plane->dp, new_state->color_encoding,
new_state->color_range, ics,
IPUV3_COLORSPACE_UNKNOWN);
break;
}
}
if (old_state->fb && !drm_atomic_crtc_needs_modeset(crtc_state)) {
/* nothing to do if PRE is used */
if (ipu_state->use_pre)
@ -662,7 +683,7 @@ static void ipu_plane_atomic_update(struct drm_plane *plane,
break;
}
ipu_dmfc_config_wait4eot(ipu_plane->dmfc, ALIGN(drm_rect_width(dst), 8));
ipu_dmfc_config_wait4eot(ipu_plane->dmfc, drm_rect_width(dst));
width = ipu_src_rect_width(new_state);
height = drm_rect_height(&new_state->src) >> 16;
@ -911,6 +932,15 @@ struct ipu_plane *ipu_plane_init(struct drm_device *dev, struct ipu_soc *ipu,
if (ret)
return ERR_PTR(ret);
ret = drm_plane_create_color_properties(&ipu_plane->base,
BIT(DRM_COLOR_YCBCR_BT601) |
BIT(DRM_COLOR_YCBCR_BT709),
BIT(DRM_COLOR_YCBCR_LIMITED_RANGE),
DRM_COLOR_YCBCR_BT601,
DRM_COLOR_YCBCR_LIMITED_RANGE);
if (ret)
return ERR_PTR(ret);
ret = ipu_plane_get_resources(dev, ipu_plane);
if (ret) {
DRM_ERROR("failed to get %s plane resources: %pe\n",