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drm/i915: Move skl plane fb related checks into a better place 

Move the skl+ specific framebuffer related checks from
intel_plane_atomic_check_with_state() into a new function
(skl_plane_check_fb()) which we'll simply call from the skl
plane->check() hook.

v2: Split out the Y/Yf+CCS vs. interlaced change (José)

Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180907152413.15761-11-ville.syrjala@linux.intel.com
This commit is contained in:
Ville Syrjälä 2018-09-07 18:24:10 +03:00
parent 4e0b83a567
commit e21c2d3310
3 changed files with 66 additions and 56 deletions
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44
drivers/gpu/drm/i915/intel_atomic_plane.c
View File

@ -116,40 +116,11 @@ int intel_plane_atomic_check_with_state(const struct intel_crtc_state *old_crtc_
struct drm_i915_private *dev_priv = to_i915(plane->dev);
struct drm_plane_state *state = &intel_state->base;
struct intel_plane *intel_plane = to_intel_plane(plane);
const struct drm_display_mode *adjusted_mode =
&crtc_state->base.adjusted_mode;
int ret;
if (!intel_state->base.crtc && !old_plane_state->base.crtc)
return 0;
if (state->fb && drm_rotation_90_or_270(state->rotation)) {
struct drm_format_name_buf format_name;
if (state->fb->modifier != I915_FORMAT_MOD_Y_TILED &&
state->fb->modifier != I915_FORMAT_MOD_Yf_TILED) {
DRM_DEBUG_KMS("Y/Yf tiling required for 90/270!\n");
return -EINVAL;
}
/*
* 90/270 is not allowed with RGB64 16:16:16:16,
* RGB 16-bit 5:6:5, and Indexed 8-bit.
* TBD: Add RGB64 case once its added in supported format list.
*/
switch (state->fb->format->format) {
case DRM_FORMAT_C8:
case DRM_FORMAT_RGB565:
DRM_DEBUG_KMS("Unsupported pixel format %s for 90/270!\n",
drm_get_format_name(state->fb->format->format,
&format_name));
return -EINVAL;
default:
break;
}
}
/* CHV ignores the mirror bit when the rotate bit is set :( */
if (IS_CHERRYVIEW(dev_priv) &&
state->rotation & DRM_MODE_ROTATE_180 &&
@ -163,21 +134,6 @@ int intel_plane_atomic_check_with_state(const struct intel_crtc_state *old_crtc_
if (ret)
return ret;
/*
* Y-tiling is not supported in IF-ID Interlace mode in
* GEN9 and above.
*/
if (state->fb && INTEL_GEN(dev_priv) >= 9 && crtc_state->base.enable &&
adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) {
if (state->fb->modifier == I915_FORMAT_MOD_Y_TILED ||
state->fb->modifier == I915_FORMAT_MOD_Yf_TILED ||
state->fb->modifier == I915_FORMAT_MOD_Y_TILED_CCS ||
state->fb->modifier == I915_FORMAT_MOD_Yf_TILED_CCS) {
DRM_DEBUG_KMS("Y/Yf tiling not supported in IF-ID mode\n");
return -EINVAL;
}
}
/* FIXME pre-g4x don't work like this */
if (state->visible)
crtc_state->active_planes |= BIT(intel_plane->id);

12
drivers/gpu/drm/i915/intel_display.c
View File

@ -3155,12 +3155,6 @@ static int skl_check_ccs_aux_surface(struct intel_plane_state *plane_state)
int y = src_y / vsub;
u32 offset;
if (plane_state->base.rotation & ~(DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180)) {
DRM_DEBUG_KMS("RC support only with 0/180 degree rotation %x\n",
plane_state->base.rotation);
return -EINVAL;
}
intel_add_fb_offsets(&x, &y, plane_state, 1);
offset = intel_plane_compute_aligned_offset(&x, &y, plane_state, 1);
@ -3182,12 +3176,6 @@ int skl_check_plane_surface(const struct intel_crtc_state *crtc_state,
plane_state->color_plane[0].stride = intel_fb_pitch(fb, 0, rotation);
plane_state->color_plane[1].stride = intel_fb_pitch(fb, 1, rotation);
if (rotation & DRM_MODE_REFLECT_X &&
fb->modifier == DRM_FORMAT_MOD_LINEAR) {
DRM_DEBUG_KMS("horizontal flip is not supported with linear surface formats\n");
return -EINVAL;
}
if (!plane_state->base.visible)
return 0;

66
drivers/gpu/drm/i915/intel_sprite.c
View File

@ -1158,6 +1158,68 @@ vlv_sprite_check(struct intel_crtc_state *crtc_state,
return 0;
}
static int skl_plane_check_fb(const struct intel_crtc_state *crtc_state,
const struct intel_plane_state *plane_state)
{
const struct drm_framebuffer *fb = plane_state->base.fb;
unsigned int rotation = plane_state->base.rotation;
struct drm_format_name_buf format_name;
if (!fb)
return 0;
if (rotation & ~(DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180) &&
(fb->modifier == I915_FORMAT_MOD_Y_TILED_CCS &&
fb->modifier == I915_FORMAT_MOD_Yf_TILED_CCS)) {
DRM_DEBUG_KMS("RC support only with 0/180 degree rotation (%x)\n",
rotation);
return -EINVAL;
}
if (rotation & DRM_MODE_REFLECT_X &&
fb->modifier == DRM_FORMAT_MOD_LINEAR) {
DRM_DEBUG_KMS("horizontal flip is not supported with linear surface formats\n");
return -EINVAL;
}
if (drm_rotation_90_or_270(rotation)) {
if (fb->modifier != I915_FORMAT_MOD_Y_TILED &&
fb->modifier != I915_FORMAT_MOD_Yf_TILED) {
DRM_DEBUG_KMS("Y/Yf tiling required for 90/270!\n");
return -EINVAL;
}
/*
* 90/270 is not allowed with RGB64 16:16:16:16,
* RGB 16-bit 5:6:5, and Indexed 8-bit.
* TBD: Add RGB64 case once its added in supported format list.
*/
switch (fb->format->format) {
case DRM_FORMAT_C8:
case DRM_FORMAT_RGB565:
DRM_DEBUG_KMS("Unsupported pixel format %s for 90/270!\n",
drm_get_format_name(fb->format->format,
&format_name));
return -EINVAL;
default:
break;
}
}
/* Y-tiling is not supported in IF-ID Interlace mode */
if (crtc_state->base.enable &&
crtc_state->base.adjusted_mode.flags & DRM_MODE_FLAG_INTERLACE &&
(fb->modifier == I915_FORMAT_MOD_Y_TILED ||
fb->modifier == I915_FORMAT_MOD_Yf_TILED ||
fb->modifier == I915_FORMAT_MOD_Y_TILED_CCS ||
fb->modifier == I915_FORMAT_MOD_Yf_TILED_CCS)) {
DRM_DEBUG_KMS("Y/Yf tiling not supported in IF-ID mode\n");
return -EINVAL;
}
return 0;
}
int skl_plane_check(struct intel_crtc_state *crtc_state,
struct intel_plane_state *plane_state)
{
@ -1166,6 +1228,10 @@ int skl_plane_check(struct intel_crtc_state *crtc_state,
int max_scale, min_scale;
int ret;
ret = skl_plane_check_fb(crtc_state, plane_state);
if (ret)
return ret;
/* use scaler when colorkey is not required */
if (!plane_state->ckey.flags) {
const struct drm_framebuffer *fb = plane_state->base.fb;