add driver 5G

hc

2024-01-31 f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2

 kernel/include/drm/drm_writeback.h
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@@ -15,7 +15,13 @@
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 #include <drm/drm_encoder.h>
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 #include <linux/workqueue.h>
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+/**
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+ * struct drm_writeback_connector - DRM writeback connector
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+ */
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 struct drm_writeback_connector {
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+	/**
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+	 * @base: base drm_connector object
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+	 */
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 	struct drm_connector base;
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 	/**
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@@ -78,7 +84,24 @@
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 	char timeline_name[32];
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 };
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+/**
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+ * struct drm_writeback_job - DRM writeback job
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+ */
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 struct drm_writeback_job {
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+	/**
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+	 * @connector:
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+	 *
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+	 * Back-pointer to the writeback connector associated with the job
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+	 */
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+	struct drm_writeback_connector *connector;
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+
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+	/**
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+	 * @prepared:
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+	 *
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+	 * Set when the job has been prepared with drm_writeback_prepare_job()
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+	 */
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+	bool prepared;
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+
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 	/**
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 	 * @cleanup_work:
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 	 *
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@@ -98,7 +121,7 @@
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 	 * @fb:
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 	 *
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 	 * Framebuffer to be written to by the writeback connector. Do not set
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-	 * directly, use drm_atomic_set_writeback_fb_for_connector()
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+	 * directly, use drm_writeback_set_fb()
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 	 */
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 	struct drm_framebuffer *fb;
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@@ -108,6 +131,13 @@
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 	 * Fence which will signal once the writeback has completed
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 	 */
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 	struct dma_fence *out_fence;
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+
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+	/**
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+	 * @priv:
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+	 *
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+	 * Driver-private data
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+	 */
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+	void *priv;
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 };
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 static inline struct drm_writeback_connector *
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@@ -122,8 +152,13 @@
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 				 const struct drm_encoder_helper_funcs *enc_helper_funcs,
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 				 const u32 *formats, int n_formats);
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+int drm_writeback_set_fb(struct drm_connector_state *conn_state,
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+			 struct drm_framebuffer *fb);
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+
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+int drm_writeback_prepare_job(struct drm_writeback_job *job);
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+
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 void drm_writeback_queue_job(struct drm_writeback_connector *wb_connector,
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-			     struct drm_writeback_job *job);
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+			     struct drm_connector_state *conn_state);
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 void drm_writeback_cleanup_job(struct drm_writeback_job *job);
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