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-rw-r--r--drivers/gpu/drm/i915/display/intel_cursor.c32
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h2
2 files changed, 27 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);
}
/*
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 220fcd9f8f1d..75bc08081fce 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -3059,6 +3059,7 @@
#define MCURSOR_MODE_64_ARGB_AX (0x20 | MCURSOR_MODE_64_32B_AX)
#define _CURABASE 0x70084
#define _CURAPOS 0x70088
+#define _CURAPOS_ERLY_TPT 0x7008c
#define CURSOR_POS_Y_SIGN REG_BIT(31)
#define CURSOR_POS_Y_MASK REG_GENMASK(30, 16)
#define CURSOR_POS_Y(y) REG_FIELD_PREP(CURSOR_POS_Y_MASK, (y))
@@ -3087,6 +3088,7 @@
#define CURCNTR(pipe) _MMIO_CURSOR2(pipe, _CURACNTR)
#define CURBASE(pipe) _MMIO_CURSOR2(pipe, _CURABASE)
#define CURPOS(pipe) _MMIO_CURSOR2(pipe, _CURAPOS)
+#define CURPOS_ERLY_TPT(pipe) _MMIO_CURSOR2(pipe, _CURAPOS_ERLY_TPT)
#define CURSIZE(pipe) _MMIO_CURSOR2(pipe, _CURASIZE)
#define CUR_FBC_CTL(pipe) _MMIO_CURSOR2(pipe, _CUR_FBC_CTL_A)
#define CUR_CHICKEN(pipe) _MMIO_CURSOR2(pipe, _CUR_CHICKEN_A)