0
0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-12-19 00:54:41 +08:00

drm/i915: Use & instead if == to check for rotations

Using == to check for 180 degree rotation only works as long as the
reflection bits aren't set. That will change soon enough for CHV, so
let's stop doing things the wrong way.

v2: Drop the BIT()

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1479142440-25283-2-git-send-email-ville.syrjala@linux.intel.com
This commit is contained in:
Ville Syrjälä 2016-11-14 18:53:58 +02:00
parent 5697d60f6e
commit f22aa14352
2 changed files with 7 additions and 7 deletions
drivers/gpu/drm/i915

View File

@ -3084,7 +3084,7 @@ static void i9xx_update_primary_plane(struct drm_plane *primary,
intel_crtc->dspaddr_offset =
intel_compute_tile_offset(&x, &y, plane_state, 0);
if (rotation == DRM_ROTATE_180) {
if (rotation & DRM_ROTATE_180) {
dspcntr |= DISPPLANE_ROTATE_180;
x += (crtc_state->pipe_src_w - 1);
@ -3188,7 +3188,7 @@ static void ironlake_update_primary_plane(struct drm_plane *primary,
intel_crtc->dspaddr_offset =
intel_compute_tile_offset(&x, &y, plane_state, 0);
if (rotation == DRM_ROTATE_180) {
if (rotation & DRM_ROTATE_180) {
dspcntr |= DISPPLANE_ROTATE_180;
if (!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv)) {
@ -10881,7 +10881,7 @@ static void i9xx_update_cursor(struct drm_crtc *crtc, u32 base,
if (HAS_DDI(dev_priv))
cntl |= CURSOR_PIPE_CSC_ENABLE;
if (plane_state->base.rotation == DRM_ROTATE_180)
if (plane_state->base.rotation & DRM_ROTATE_180)
cntl |= CURSOR_ROTATE_180;
}
@ -10927,7 +10927,7 @@ static void intel_crtc_update_cursor(struct drm_crtc *crtc,
/* ILK+ do this automagically */
if (HAS_GMCH_DISPLAY(dev_priv) &&
plane_state->base.rotation == DRM_ROTATE_180) {
plane_state->base.rotation & DRM_ROTATE_180) {
base += (plane_state->base.crtc_h *
plane_state->base.crtc_w - 1) * 4;
}

View File

@ -436,7 +436,7 @@ vlv_update_plane(struct drm_plane *dplane,
intel_add_fb_offsets(&x, &y, plane_state, 0);
sprsurf_offset = intel_compute_tile_offset(&x, &y, plane_state, 0);
if (rotation == DRM_ROTATE_180) {
if (rotation & DRM_ROTATE_180) {
sprctl |= SP_ROTATE_180;
x += src_w;
@ -566,7 +566,7 @@ ivb_update_plane(struct drm_plane *plane,
intel_add_fb_offsets(&x, &y, plane_state, 0);
sprsurf_offset = intel_compute_tile_offset(&x, &y, plane_state, 0);
if (rotation == DRM_ROTATE_180) {
if (rotation & DRM_ROTATE_180) {
sprctl |= SPRITE_ROTATE_180;
/* HSW and BDW does this automagically in hardware */
@ -700,7 +700,7 @@ ilk_update_plane(struct drm_plane *plane,
intel_add_fb_offsets(&x, &y, plane_state, 0);
dvssurf_offset = intel_compute_tile_offset(&x, &y, plane_state, 0);
if (rotation == DRM_ROTATE_180) {
if (rotation & DRM_ROTATE_180) {
dvscntr |= DVS_ROTATE_180;
x += src_w;