From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
On skl+ the scaler (when enabled) will take care of the plane output
position. Make the code less ugly by just setting crtc_x/y to 0
when the scaler is enabled.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_sprite.c | 16 +++++++++-------
1 file changed, 9 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index b36238282b4e..8a40879abe30 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -396,6 +396,12 @@ skl_program_plane(struct intel_plane *plane,
if (alpha < 0xff)
keymsk |= PLANE_KEYMSK_ALPHA_ENABLE;
+ /* The scaler will handle the output position */
+ if (plane_state->scaler_id >= 0) {
+ crtc_x = 0;
+ crtc_y = 0;
+ }
+
spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
@@ -438,14 +444,10 @@ skl_program_plane(struct intel_plane *plane,
I915_WRITE_FW(PLANE_CUS_CTL(pipe, plane_id), cus_ctl);
}
- if (plane_state->scaler_id >= 0) {
- if (!slave)
- skl_program_scaler(plane, crtc_state, plane_state);
+ if (!slave && plane_state->scaler_id >= 0)
+ skl_program_scaler(plane, crtc_state, plane_state);
- I915_WRITE_FW(PLANE_POS(pipe, plane_id), 0);
- } else {
- I915_WRITE_FW(PLANE_POS(pipe, plane_id), (crtc_y << 16) | crtc_x);
- }
+ I915_WRITE_FW(PLANE_POS(pipe, plane_id), (crtc_y << 16) | crtc_x);
I915_WRITE_FW(PLANE_CTL(pipe, plane_id), plane_ctl);
I915_WRITE_FW(PLANE_SURF(pipe, plane_id),
--
2.18.1
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