drm/msm/dpu: dpu_hw_intf.h: fix all kernel-doc warnings

Correct or add kernel-doc comments to eliminate all warnings:

Warning: drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.h:76 duplicate section
 name 'Return'
Warning: drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.h:112 Incorrect use of
 kernel-doc format: * Disable autorefresh if enabled
Warning: drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.h:118 struct member
 'setup_timing_gen' not described in 'dpu_hw_intf_ops'
Warning: drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.h:118 struct member
 'setup_prg_fetch' not described in 'dpu_hw_intf_ops'
Warning: drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.h:118 struct member
 'enable_timing' not described in 'dpu_hw_intf_ops'
Warning: drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.h:118 struct member
 'get_status' not described in 'dpu_hw_intf_ops'
Warning: drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.h:118 struct member
 'get_line_count' not described in 'dpu_hw_intf_ops'
Warning: drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.h:118 struct member
 'disable_autorefresh' not described in 'dpu_hw_intf_ops'
dpu_hw_intf.h:119: warning: Excess struct member 'get_vsync_info'
 description in 'dpu_hw_intf_ops'
dpu_hw_intf.h:119: warning: Excess struct member 'setup_autorefresh'
 description in 'dpu_hw_intf_ops'
dpu_hw_intf.h:119: warning: Excess struct member 'get_autorefresh'
 description in 'dpu_hw_intf_ops'

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Patchwork: https://patchwork.freedesktop.org/patch/695646/
Link: https://lore.kernel.org/r/20251219184638.1813181-9-rdunlap@infradead.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>

Author: rddunlap

drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.h

@@ -57,11 +57,11 @@ struct dpu_hw_intf_cmd_mode_cfg {
 /**
  * struct dpu_hw_intf_ops : Interface to the interface Hw driver functions
  *  Assumption is these functions will be called after clocks are enabled
- * @ setup_timing_gen : programs the timing engine
- * @ setup_prog_fetch : enables/disables the programmable fetch logic
- * @ enable_timing: enable/disable timing engine
- * @ get_status: returns if timing engine is enabled or not
- * @ get_line_count: reads current vertical line counter
+ * @setup_timing_gen : programs the timing engine
+ * @setup_prg_fetch  : enables/disables the programmable fetch logic
+ * @enable_timing: enable/disable timing engine
+ * @get_status: returns if timing engine is enabled or not
+ * @get_line_count: reads current vertical line counter
  * @bind_pingpong_blk: enable/disable the connection with pingpong which will
  *                     feed pixels to this interface
  * @setup_misr: enable/disable MISR
@@ -70,12 +70,9 @@ struct dpu_hw_intf_cmd_mode_cfg {
  *                              pointer and programs the tear check configuration
  * @disable_tearcheck:          Disables tearcheck block
  * @connect_external_te:        Read, modify, write to either set or clear listening to external TE
- *                              Return: 1 if TE was originally connected, 0 if not, or -ERROR
- * @get_vsync_info:             Provides the programmed and current line_count
- * @setup_autorefresh:          Configure and enable the autorefresh config
- * @get_autorefresh:            Retrieve autorefresh config from hardware
- *                              Return: 0 on success, -ETIMEDOUT on timeout
+ *                              Returns 1 if TE was originally connected, 0 if not, or -ERROR
  * @vsync_sel:                  Select vsync signal for tear-effect configuration
+ * @disable_autorefresh:        Disable autorefresh if enabled
  * @program_intf_cmd_cfg:       Program the DPU to interface datapath for command mode
  */
 struct dpu_hw_intf_ops {
@@ -109,9 +106,6 @@ struct dpu_hw_intf_ops {
 
 	void (*vsync_sel)(struct dpu_hw_intf *intf, enum dpu_vsync_source vsync_source);
 
-	/**
-	 * Disable autorefresh if enabled
-	 */
 	void (*disable_autorefresh)(struct dpu_hw_intf *intf, uint32_t encoder_id, u16 vdisplay);
 
 	void (*program_intf_cmd_cfg)(struct dpu_hw_intf *intf,