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-rw-r--r--drivers/gpu/drm/drm_crtc.c11
-rw-r--r--drivers/gpu/drm/i915/intel_display.c5
2 files changed, 13 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 660b4c8715de..55b3da2e2a82 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -406,9 +406,9 @@ int drm_mode_getcrtc(struct drm_device *dev,
if (!crtc)
return -ENOENT;
- drm_modeset_lock_crtc(crtc, crtc->primary);
crtc_resp->gamma_size = crtc->gamma_size;
+ drm_modeset_lock(&crtc->primary->mutex, NULL);
if (crtc->primary->state && crtc->primary->state->fb)
crtc_resp->fb_id = crtc->primary->state->fb->base.id;
else if (!crtc->primary->state && crtc->primary->fb)
@@ -416,9 +416,14 @@ int drm_mode_getcrtc(struct drm_device *dev,
else
crtc_resp->fb_id = 0;
- if (crtc->state) {
+ if (crtc->primary->state) {
crtc_resp->x = crtc->primary->state->src_x >> 16;
crtc_resp->y = crtc->primary->state->src_y >> 16;
+ }
+ drm_modeset_unlock(&crtc->primary->mutex);
+
+ drm_modeset_lock(&crtc->mutex, NULL);
+ if (crtc->state) {
if (crtc->state->enable) {
drm_mode_convert_to_umode(&crtc_resp->mode, &crtc->state->mode);
crtc_resp->mode_valid = 1;
@@ -437,7 +442,7 @@ int drm_mode_getcrtc(struct drm_device *dev,
crtc_resp->mode_valid = 0;
}
}
- drm_modeset_unlock_crtc(crtc);
+ drm_modeset_unlock(&crtc->mutex);
return 0;
}
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index e27ea89efd67..78994fdc00a4 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -12468,6 +12468,11 @@ static int intel_atomic_check(struct drm_device *dev,
ret = drm_atomic_helper_check_modeset(dev, state);
if (ret)
return ret;
+ /* enocder->atomic_check might upgrade some crtc to a full modeset */
+ ret = drm_atomic_helper_check_modeset(dev, state);
+ if (ret)
+ return ret;
+
for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, crtc_state, i) {
struct intel_crtc_state *pipe_config =