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drm/i915: Prefer CRTC 'active' rather than 'enabled' during WM computations 

Only the intel_crtc->active is accurate at the point where we wish to
perform WM computations, so use it instead of crtc->enabled.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
hifive-unleashed-5.1
Chris Wilson 2012-12-07 10:43:25 +00:00 committed by Daniel Vetter
parent 52bd02d8e3
commit f20e0b08b8
1 changed files with 7 additions and 7 deletions
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14
drivers/gpu/drm/i915/intel_pm.c
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@ -405,7 +405,7 @@ void intel_update_fbc(struct drm_device *dev)
* - going to an unsupported config (interlace, pixel multiply, etc.)
*/
list_for_each_entry(tmp_crtc, &dev->mode_config.crtc_list, head) {
if (tmp_crtc->enabled &&
if (to_intel_crtc(tmp_crtc)->active &&
!to_intel_crtc(tmp_crtc)->primary_disabled &&
tmp_crtc->fb) {
if (crtc) {
@ -992,7 +992,7 @@ static struct drm_crtc *single_enabled_crtc(struct drm_device *dev)
struct drm_crtc *crtc, *enabled = NULL;
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
if (crtc->enabled && crtc->fb) {
if (to_intel_crtc(crtc)->active && crtc->fb) {
if (enabled)
return NULL;
enabled = crtc;
@ -1086,7 +1086,7 @@ static bool g4x_compute_wm0(struct drm_device *dev,
int entries, tlb_miss;
crtc = intel_get_crtc_for_plane(dev, plane);
if (crtc->fb == NULL || !crtc->enabled) {
if (crtc->fb == NULL || !to_intel_crtc(crtc)->active) {
*cursor_wm = cursor->guard_size;
*plane_wm = display->guard_size;
return false;
@ -1215,7 +1215,7 @@ static bool vlv_compute_drain_latency(struct drm_device *dev,
int entries;
crtc = intel_get_crtc_for_plane(dev, plane);
if (crtc->fb == NULL || !crtc->enabled)
if (crtc->fb == NULL || !to_intel_crtc(crtc)->active)
return false;
clock = crtc->mode.clock; /* VESA DOT Clock */
@ -1476,7 +1476,7 @@ static void i9xx_update_wm(struct drm_device *dev)
fifo_size = dev_priv->display.get_fifo_size(dev, 0);
crtc = intel_get_crtc_for_plane(dev, 0);
if (crtc->enabled && crtc->fb) {
if (to_intel_crtc(crtc)->active && crtc->fb) {
int cpp = crtc->fb->bits_per_pixel / 8;
if (IS_GEN2(dev))
cpp = 4;
@ -1490,7 +1490,7 @@ static void i9xx_update_wm(struct drm_device *dev)
fifo_size = dev_priv->display.get_fifo_size(dev, 1);
crtc = intel_get_crtc_for_plane(dev, 1);
if (crtc->enabled && crtc->fb) {
if (to_intel_crtc(crtc)->active && crtc->fb) {
int cpp = crtc->fb->bits_per_pixel / 8;
if (IS_GEN2(dev))
cpp = 4;
@ -2044,7 +2044,7 @@ sandybridge_compute_sprite_wm(struct drm_device *dev, int plane,
int entries, tlb_miss;
crtc = intel_get_crtc_for_plane(dev, plane);
if (crtc->fb == NULL || !crtc->enabled) {
if (crtc->fb == NULL || !to_intel_crtc(crtc)->active) {
*sprite_wm = display->guard_size;
return false;
}