Merge drm/drm-next into drm-intel-next

Sync with v6.14-rc1.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>

1 files changed, 32 insertions, 3 deletions

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c
index f40240aafe98..45858bf1523d 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c
@@ -201,14 +201,13 @@ void amdgpu_dm_psr_enable(struct dc_stream_state *stream)
  *
  * Return: true if success
  */
-bool amdgpu_dm_psr_disable(struct dc_stream_state *stream)
+bool amdgpu_dm_psr_disable(struct dc_stream_state *stream, bool wait)
 {
-	unsigned int power_opt = 0;
 	bool psr_enable = false;
 
 	DRM_DEBUG_DRIVER("Disabling psr...\n");
 
-	return dc_link_set_psr_allow_active(stream->link, &psr_enable, true, false, &power_opt);
+	return dc_link_set_psr_allow_active(stream->link, &psr_enable, wait, false, NULL);
 }
 
 /*
@@ -251,3 +250,33 @@ bool amdgpu_dm_psr_is_active_allowed(struct amdgpu_display_manager *dm)
 
 	return allow_active;
 }
+
+/**
+ * amdgpu_dm_psr_wait_disable() - Wait for eDP panel to exit PSR
+ * @stream: stream state attached to the eDP link
+ *
+ * Waits for a max of 500ms for the eDP panel to exit PSR.
+ *
+ * Return: true if panel exited PSR, false otherwise.
+ */
+bool amdgpu_dm_psr_wait_disable(struct dc_stream_state *stream)
+{
+	enum dc_psr_state psr_state = PSR_STATE0;
+	struct dc_link *link = stream->link;
+	int retry_count;
+
+	if (link == NULL)
+		return false;
+
+	for (retry_count = 0; retry_count <= 1000; retry_count++) {
+		dc_link_get_psr_state(link, &psr_state);
+		if (psr_state == PSR_STATE0)
+			break;
+		udelay(500);
+	}
+
+	if (retry_count == 1000)
+		return false;
+
+	return true;
+}