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path: root/drivers/gpu/drm/vkms/vkms_crtc.c
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Diffstat (limited to 'drivers/gpu/drm/vkms/vkms_crtc.c')
-rw-r--r--drivers/gpu/drm/vkms/vkms_crtc.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/gpu/drm/vkms/vkms_crtc.c b/drivers/gpu/drm/vkms/vkms_crtc.c
index 515f6772b866..3c5ebf106b66 100644
--- a/drivers/gpu/drm/vkms/vkms_crtc.c
+++ b/drivers/gpu/drm/vkms/vkms_crtc.c
@@ -16,7 +16,7 @@ static enum hrtimer_restart vkms_vblank_simulate(struct hrtimer *timer)
struct drm_crtc *crtc = &output->crtc;
struct vkms_crtc_state *state;
u64 ret_overrun;
- bool ret, fence_cookie;
+ bool ret, fence_cookie, composer_enabled;
fence_cookie = dma_fence_begin_signalling();
@@ -25,15 +25,15 @@ static enum hrtimer_restart vkms_vblank_simulate(struct hrtimer *timer)
if (ret_overrun != 1)
pr_warn("%s: vblank timer overrun\n", __func__);
- spin_lock(&output->lock);
ret = drm_crtc_handle_vblank(crtc);
if (!ret)
DRM_ERROR("vkms failure on handling vblank");
state = output->composer_state;
- spin_unlock(&output->lock);
+ composer_enabled = output->composer_enabled;
+ mutex_unlock(&output->enabled_lock);
- if (state && output->composer_enabled) {
+ if (state && composer_enabled) {
u64 frame = drm_crtc_accurate_vblank_count(crtc);
/* update frame_start only if a queued vkms_composer_worker()
@@ -290,8 +290,12 @@ int vkms_crtc_init(struct drm_device *dev, struct drm_crtc *crtc,
drm_crtc_helper_add(crtc, &vkms_crtc_helper_funcs);
+ drm_mode_crtc_set_gamma_size(crtc, VKMS_LUT_SIZE);
+ drm_crtc_enable_color_mgmt(crtc, 0, false, VKMS_LUT_SIZE);
+
spin_lock_init(&vkms_out->lock);
spin_lock_init(&vkms_out->composer_lock);
+ mutex_init(&vkms_out->enabled_lock);
vkms_out->composer_workq = alloc_ordered_workqueue("vkms_composer", 0);
if (!vkms_out->composer_workq)