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path: root/drivers/gpu/drm/i915/display/intel_cursor.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_cursor.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_cursor.c32
1 files changed, 25 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_cursor.c b/drivers/gpu/drm/i915/display/intel_cursor.c
index 926e2de00eb5..ecff90e233f0 100644
--- a/drivers/gpu/drm/i915/display/intel_cursor.c
+++ b/drivers/gpu/drm/i915/display/intel_cursor.c
@@ -47,12 +47,23 @@ static u32 intel_cursor_base(const struct intel_plane_state *plane_state)
return base + plane_state->view.color_plane[0].offset;
}
-static u32 intel_cursor_position(const struct intel_plane_state *plane_state)
+static u32 intel_cursor_position(const struct intel_crtc_state *crtc_state,
+ const struct intel_plane_state *plane_state,
+ bool early_tpt)
{
int x = plane_state->uapi.dst.x1;
int y = plane_state->uapi.dst.y1;
u32 pos = 0;
+ /*
+ * Formula from Bspec:
+ * MAX(-1 * <Cursor vertical size from CUR_CTL base on cursor mode
+ * select setting> + 1, CUR_POS Y Position - Update region Y position
+ */
+ if (early_tpt)
+ y = max(-1 * drm_rect_height(&plane_state->uapi.dst) + 1,
+ y - crtc_state->psr2_su_area.y1);
+
if (x < 0) {
pos |= CURSOR_POS_X_SIGN;
x = -x;
@@ -274,7 +285,7 @@ static void i845_cursor_update_arm(struct intel_plane *plane,
size = CURSOR_HEIGHT(height) | CURSOR_WIDTH(width);
base = intel_cursor_base(plane_state);
- pos = intel_cursor_position(plane_state);
+ pos = intel_cursor_position(crtc_state, plane_state, false);
}
/* On these chipsets we can only modify the base/size/stride
@@ -503,17 +514,24 @@ static void i9xx_cursor_update_sel_fetch_arm(struct intel_plane *plane,
const struct intel_crtc_state *crtc_state,
const struct intel_plane_state *plane_state)
{
- struct drm_i915_private *i915 = to_i915(plane->base.dev);
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
enum pipe pipe = plane->pipe;
if (!crtc_state->enable_psr2_sel_fetch)
return;
- if (drm_rect_height(&plane_state->psr2_sel_fetch_area) > 0)
- intel_de_write_fw(i915, PLANE_SEL_FETCH_CTL(pipe, plane->id),
+ if (drm_rect_height(&plane_state->psr2_sel_fetch_area) > 0) {
+ if (crtc_state->enable_psr2_su_region_et) {
+ u32 val = intel_cursor_position(crtc_state, plane_state,
+ true);
+ intel_de_write_fw(dev_priv, CURPOS_ERLY_TPT(pipe), val);
+ }
+
+ intel_de_write_fw(dev_priv, PLANE_SEL_FETCH_CTL(pipe, plane->id),
plane_state->ctl);
- else
+ } else {
i9xx_cursor_disable_sel_fetch_arm(plane, crtc_state);
+ }
}
/* TODO: split into noarm+arm pair */
@@ -536,7 +554,7 @@ static void i9xx_cursor_update_arm(struct intel_plane *plane,
fbc_ctl = CUR_FBC_EN | CUR_FBC_HEIGHT(height - 1);
base = intel_cursor_base(plane_state);
- pos = intel_cursor_position(plane_state);
+ pos = intel_cursor_position(crtc_state, plane_state, false);
}
/*