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path: root/drivers/gpu/drm/i915/intel_display.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
-rw-r--r--drivers/gpu/drm/i915/intel_display.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index ed3fa1c8a983..4a3c8ee9a973 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2988,6 +2988,7 @@ static int skl_check_main_surface(const struct intel_crtc_state *crtc_state,
2988 int w = drm_rect_width(&plane_state->base.src) >> 16; 2988 int w = drm_rect_width(&plane_state->base.src) >> 16;
2989 int h = drm_rect_height(&plane_state->base.src) >> 16; 2989 int h = drm_rect_height(&plane_state->base.src) >> 16;
2990 int dst_x = plane_state->base.dst.x1; 2990 int dst_x = plane_state->base.dst.x1;
2991 int dst_w = drm_rect_width(&plane_state->base.dst);
2991 int pipe_src_w = crtc_state->pipe_src_w; 2992 int pipe_src_w = crtc_state->pipe_src_w;
2992 int max_width = skl_max_plane_width(fb, 0, rotation); 2993 int max_width = skl_max_plane_width(fb, 0, rotation);
2993 int max_height = 4096; 2994 int max_height = 4096;
@@ -3009,10 +3010,10 @@ static int skl_check_main_surface(const struct intel_crtc_state *crtc_state,
3009 * screen may cause FIFO underflow and display corruption. 3010 * screen may cause FIFO underflow and display corruption.
3010 */ 3011 */
3011 if ((IS_GEMINILAKE(dev_priv) || IS_CANNONLAKE(dev_priv)) && 3012 if ((IS_GEMINILAKE(dev_priv) || IS_CANNONLAKE(dev_priv)) &&
3012 (dst_x + w < 4 || dst_x > pipe_src_w - 4)) { 3013 (dst_x + dst_w < 4 || dst_x > pipe_src_w - 4)) {
3013 DRM_DEBUG_KMS("requested plane X %s position %d invalid (valid range %d-%d)\n", 3014 DRM_DEBUG_KMS("requested plane X %s position %d invalid (valid range %d-%d)\n",
3014 dst_x + w < 4 ? "end" : "start", 3015 dst_x + dst_w < 4 ? "end" : "start",
3015 dst_x + w < 4 ? dst_x + w : dst_x, 3016 dst_x + dst_w < 4 ? dst_x + dst_w : dst_x,
3016 4, pipe_src_w - 4); 3017 4, pipe_src_w - 4);
3017 return -ERANGE; 3018 return -ERANGE;
3018 } 3019 }