linux-kernel - [PATCH 06/37] drm/vkms/vkms_composer: Fix a few different kerneldoc formatting

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Date:   Fri, 17 Mar 2023 08:16:47 +0000
From:   Lee Jones <lee@...nel.org>
To:     lee@...nel.org, dri-devel@...ts.freedesktop.org
Cc:     linux-kernel@...r.kernel.org,
        Rodrigo Siqueira <rodrigosiqueiramelo@...il.com>,
        Melissa Wen <melissa.srw@...il.com>,
        Haneen Mohammed <hamohammed.sa@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        David Airlie <airlied@...il.com>
Subject: [PATCH 06/37] drm/vkms/vkms_composer: Fix a few different kerneldoc formatting

Fixes the following W=1 kernel build warning(s):

 drivers/gpu/drm/vkms/vkms_composer.c:41: warning: Function parameter or member 'frame_info' not described in 'pre_mul_alpha_blend'
 drivers/gpu/drm/vkms/vkms_composer.c:41: warning: Excess function parameter 'src_frame_info' description in 'pre_mul_alpha_blend'
 drivers/gpu/drm/vkms/vkms_composer.c:72: warning: Cannot understand  * @wb_frame_info: The writeback frame buffer metadata

Cc: Rodrigo Siqueira <rodrigosiqueiramelo@...il.com>
Cc: Melissa Wen <melissa.srw@...il.com>
Cc: Haneen Mohammed <hamohammed.sa@...il.com>
Cc: Daniel Vetter <daniel@...ll.ch>
Cc: David Airlie <airlied@...il.com>
Cc: dri-devel@...ts.freedesktop.org
Signed-off-by: Lee Jones <lee@...nel.org>
---
 drivers/gpu/drm/vkms/vkms_composer.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/vkms/vkms_composer.c b/drivers/gpu/drm/vkms/vkms_composer.c
index 8e53fa80742b2..41668eedf4272 100644
--- a/drivers/gpu/drm/vkms/vkms_composer.c
+++ b/drivers/gpu/drm/vkms/vkms_composer.c
@@ -22,7 +22,7 @@ static u16 pre_mul_blend_channel(u16 src, u16 dst, u16 alpha)
 
 /**
  * pre_mul_alpha_blend - alpha blending equation
- * @src_frame_info: source framebuffer's metadata
+ * @frame_info: source framebuffer's metadata
  * @stage_buffer: The line with the pixels from src_plane
  * @output_buffer: A line buffer that receives all the blends output
  *
@@ -69,11 +69,13 @@ static void fill_background(const struct pixel_argb_u16 *background_color,
 }
 
 /**
- * @wb_frame_info: The writeback frame buffer metadata
+ * blend
+ * @wb: The writeback frame buffer metadata
  * @crtc_state: The crtc state
  * @crc32: The crc output of the final frame
  * @output_buffer: A buffer of a row that will receive the result of the blend(s)
  * @stage_buffer: The line with the pixels from plane being blend to the output
+ * @row_size: Size of memory taken up by row data (line_width * pixel_size)
  *
  * This function blends the pixels (Using the `pre_mul_alpha_blend`)
  * from all planes, calculates the crc32 of the output from the former step,
-- 
2.40.0.rc1.284.g88254d51c5-goog