From: Ville Syrjälä <ville.syrj...@linux.intel.com>
Split the glk+ stuff into it's own version of the .min_cdclk()
vfunc.
Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
.../drm/i915/display/skl_universal_plane.c | 53 ++++++++++++-------
1 file changed, 35 insertions(+), 18 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c
b/drivers/gpu/drm/i915/display/skl_universal_plane.c
index 7ffd7b570b54..5127489a0446 100644
--- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
+++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
@@ -287,21 +287,41 @@ bool icl_is_hdr_plane(struct drm_i915_private *dev_priv,
enum plane_id plane_id)
}
static void
-skl_plane_ratio(const struct intel_crtc_state *crtc_state,
- const struct intel_plane_state *plane_state,
+glk_plane_ratio(const struct intel_plane_state *plane_state,
unsigned int *num, unsigned int *den)
{
- struct drm_i915_private *dev_priv =
to_i915(plane_state->uapi.plane->dev);
const struct drm_framebuffer *fb = plane_state->hw.fb;
if (fb->format->cpp[0] == 8) {
- if (DISPLAY_VER(dev_priv) >= 10) {
- *num = 10;
- *den = 8;
- } else {
- *num = 9;
- *den = 8;
- }
+ *num = 10;
+ *den = 8;
+ } else {
+ *num = 1;
+ *den = 1;
+ }
+}
+
+static int glk_plane_min_cdclk(const struct intel_crtc_state *crtc_state,
+ const struct intel_plane_state *plane_state)
+{
+ unsigned int pixel_rate = intel_plane_pixel_rate(crtc_state,
plane_state);
+ unsigned int num, den;
+
+ glk_plane_ratio(plane_state, &num, &den);
+
+ /* two pixels per clock */
+ return DIV_ROUND_UP(pixel_rate * num, 2 * den);
+}
+
+static void
+skl_plane_ratio(const struct intel_plane_state *plane_state,
+ unsigned int *num, unsigned int *den)
+{
+ const struct drm_framebuffer *fb = plane_state->hw.fb;
+
+ if (fb->format->cpp[0] == 8) {
+ *num = 9;
+ *den = 8;
} else {
*num = 1;
*den = 1;
@@ -311,15 +331,10 @@ skl_plane_ratio(const struct intel_crtc_state *crtc_state,
static int skl_plane_min_cdclk(const struct intel_crtc_state *crtc_state,
const struct intel_plane_state *plane_state)
{
- struct drm_i915_private *dev_priv =
to_i915(plane_state->uapi.plane->dev);
- unsigned int num, den;
unsigned int pixel_rate = intel_plane_pixel_rate(crtc_state,
plane_state);
+ unsigned int num, den;
- skl_plane_ratio(crtc_state, plane_state, &num, &den);
-
- /* two pixels per clock on glk+ */
- if (DISPLAY_VER(dev_priv) >= 10)
- den *= 2;
+ skl_plane_ratio(plane_state, &num, &den);
return DIV_ROUND_UP(pixel_rate * num, den);
}
@@ -1965,12 +1980,15 @@ skl_universal_plane_create(struct drm_i915_private
*dev_priv,
plane->min_width = icl_plane_min_width;
plane->max_width = icl_plane_max_width;
plane->max_height = icl_plane_max_height;
+ plane->min_cdclk = glk_plane_min_cdclk;
} else if (DISPLAY_VER(dev_priv) >= 10) {
plane->max_width = glk_plane_max_width;
plane->max_height = skl_plane_max_height;
+ plane->min_cdclk = glk_plane_min_cdclk;
} else {
plane->max_width = skl_plane_max_width;
plane->max_height = skl_plane_max_height;
+ plane->min_cdclk = skl_plane_min_cdclk;
}
plane->max_stride = skl_plane_max_stride;
@@ -1978,7 +1996,6 @@ skl_universal_plane_create(struct drm_i915_private
*dev_priv,
plane->disable_plane = skl_disable_plane;
plane->get_hw_state = skl_plane_get_hw_state;
plane->check_plane = skl_plane_check;
- plane->min_cdclk = skl_plane_min_cdclk;
if (plane_id == PLANE_PRIMARY) {
plane->need_async_flip_disable_wa = IS_DISPLAY_RANGE(dev_priv,
--
2.26.2
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