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-rw-r--r--drivers/gpu/drm/i915/intel_display.c29
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h1
2 files changed, 22 insertions, 8 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index e5c1c80d1f9..1204d26b50d 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -986,19 +986,17 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
uint32_t base = (pipe == 0) ? CURABASE : CURBBASE;
uint32_t temp;
size_t addr;
+ int ret;
DRM_DEBUG("\n");
/* if we want to turn off the cursor ignore width and height */
if (!handle) {
DRM_DEBUG("cursor off\n");
- /* turn of the cursor */
- temp = 0;
- temp |= CURSOR_MODE_DISABLE;
-
- I915_WRITE(control, temp);
- I915_WRITE(base, 0);
- return 0;
+ temp = CURSOR_MODE_DISABLE;
+ addr = 0;
+ bo = NULL;
+ goto finish;
}
/* Currently we only support 64x64 cursors */
@@ -1025,15 +1023,30 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
addr = obj_priv->gtt_offset;
}
- intel_crtc->cursor_addr = addr;
+ ret = i915_gem_object_pin(bo, PAGE_SIZE);
+ if (ret) {
+ DRM_ERROR("failed to pin cursor bo\n");
+ drm_gem_object_unreference(bo);
+ return ret;
+ }
+
temp = 0;
/* set the pipe for the cursor */
temp |= (pipe << 28);
temp |= CURSOR_MODE_64_ARGB_AX | MCURSOR_GAMMA_ENABLE;
+ finish:
I915_WRITE(control, temp);
I915_WRITE(base, addr);
+ if (intel_crtc->cursor_bo) {
+ i915_gem_object_unpin(intel_crtc->cursor_bo);
+ drm_gem_object_unreference(intel_crtc->cursor_bo);
+ }
+
+ intel_crtc->cursor_addr = addr;
+ intel_crtc->cursor_bo = bo;
+
return 0;
}
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 407edd5bf58..94981ee7b8b 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -88,6 +88,7 @@ struct intel_crtc {
struct drm_crtc base;
int pipe;
int plane;
+ struct drm_gem_object *cursor_bo;
uint32_t cursor_addr;
u8 lut_r[256], lut_g[256], lut_b[256];
int dpms_mode;