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drm/imx: ipuv3-plane: add support for YUV 4:2:2 and 4:4:4, NV12, and NV16 formats 

Hook up support for DRM_FORMAT_YUV422, DRM_FORMAT_YVU422,
DRM_FORMAT_YUV444, DRM_FORMAT_YVU444, DRM_FORMAT_NV12,
and DRM_FORMAT_NV16.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Acked-by: Liu Ying <gnuiyl@gmail.com>
This commit is contained in:
Philipp Zabel 2016-10-18 12:31:40 +02:00
parent c9d508c2df
commit eae13c9337
1 changed files with 47 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

60
drivers/gpu/drm/imx/ipuv3-plane.c
View File

@ -50,6 +50,12 @@ static const uint32_t ipu_plane_formats[] = {
DRM_FORMAT_YVYU,
DRM_FORMAT_YUV420,
DRM_FORMAT_YVU420,
DRM_FORMAT_YUV422,
DRM_FORMAT_YVU422,
DRM_FORMAT_YUV444,
DRM_FORMAT_YVU444,
DRM_FORMAT_NV12,
DRM_FORMAT_NV16,
DRM_FORMAT_RGB565,
};
@ -292,6 +298,10 @@ static int ipu_plane_atomic_check(struct drm_plane *plane,
switch (fb->pixel_format) {
case DRM_FORMAT_YUV420:
case DRM_FORMAT_YVU420:
case DRM_FORMAT_YUV422:
case DRM_FORMAT_YVU422:
case DRM_FORMAT_YUV444:
case DRM_FORMAT_YVU444:
/*
* Multiplanar formats have to meet the following restrictions:
* - The (up to) three plane addresses are EBA, EBA+UBO, EBA+VBO
@ -300,25 +310,34 @@ static int ipu_plane_atomic_check(struct drm_plane *plane,
* - Only EBA may be changed while scanout is active
* - The strides of U and V planes must be identical.
*/
ubo = drm_plane_state_to_ubo(state);
vbo = drm_plane_state_to_vbo(state);
if ((ubo & 0x7) || (vbo & 0x7))
return -EINVAL;
if ((ubo > 0xfffff8) || (vbo > 0xfffff8))
if (vbo & 0x7 || vbo > 0xfffff8)
return -EINVAL;
if (old_fb && (fb->pixel_format == old_fb->pixel_format)) {
old_ubo = drm_plane_state_to_ubo(old_state);
old_vbo = drm_plane_state_to_vbo(old_state);
if (ubo != old_ubo || vbo != old_vbo)
if (vbo != old_vbo)
crtc_state->mode_changed = true;
}
if (fb->pitches[1] != fb->pitches[2])
return -EINVAL;
/* fall-through */
case DRM_FORMAT_NV12:
case DRM_FORMAT_NV16:
ubo = drm_plane_state_to_ubo(state);
if (ubo & 0x7 || ubo > 0xfffff8)
return -EINVAL;
if (old_fb && (fb->pixel_format == old_fb->pixel_format)) {
old_ubo = drm_plane_state_to_ubo(old_state);
if (ubo != old_ubo)
crtc_state->mode_changed = true;
}
if (fb->pitches[1] < 1 || fb->pitches[1] > 16384)
return -EINVAL;
@ -409,20 +428,35 @@ static void ipu_plane_atomic_update(struct drm_plane *plane,
switch (fb->pixel_format) {
case DRM_FORMAT_YUV420:
case DRM_FORMAT_YVU420:
case DRM_FORMAT_YUV422:
case DRM_FORMAT_YVU422:
case DRM_FORMAT_YUV444:
case DRM_FORMAT_YVU444:
ubo = drm_plane_state_to_ubo(state);
vbo = drm_plane_state_to_vbo(state);
if (fb->pixel_format == DRM_FORMAT_YVU420 ||
fb->pixel_format == DRM_FORMAT_YVU422 ||
fb->pixel_format == DRM_FORMAT_YVU444)
swap(ubo, vbo);
if (fb->pixel_format == DRM_FORMAT_YUV420)
ipu_cpmem_set_yuv_planar_full(ipu_plane->ipu_ch,
fb->pitches[1], ubo, vbo);
else
ipu_cpmem_set_yuv_planar_full(ipu_plane->ipu_ch,
fb->pitches[1], vbo, ubo);
ipu_cpmem_set_yuv_planar_full(ipu_plane->ipu_ch,
fb->pitches[1], ubo, vbo);
dev_dbg(ipu_plane->base.dev->dev,
"phy = %lu %lu %lu, x = %d, y = %d", eba, ubo, vbo,
state->src_x >> 16, state->src_y >> 16);
break;
case DRM_FORMAT_NV12:
case DRM_FORMAT_NV16:
ubo = drm_plane_state_to_ubo(state);
ipu_cpmem_set_yuv_planar_full(ipu_plane->ipu_ch,
fb->pitches[1], ubo, ubo);
dev_dbg(ipu_plane->base.dev->dev,
"phy = %lu %lu, x = %d, y = %d", eba, ubo,
state->src_x >> 16, state->src_y >> 16);
break;
default:
dev_dbg(ipu_plane->base.dev->dev, "phys = %lu, x = %d, y = %d",
eba, state->src_x >> 16, state->src_y >> 16);