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[v3,12/12] fbdev: Harmonize some comments in <linux/fb.h>

Message ID 20230707083422.18691-13-tzimmermann@suse.de (mailing list archive)
State New, archived
Headers show
Series drm: Improve fbdev emulation for DMA-able framebuffers | expand

Commit Message

Thomas Zimmermann July 7, 2023, 8:32 a.m. UTC 
Make the comments for I/O, system and DMA memory say the same.
Makes the header file's structure more obvious.

Suggested-by: Javier Martinez Canillas <javierm@redhat.com>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
---
 include/linux/fb.h | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)
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Patch

diff --git a/include/linux/fb.h b/include/linux/fb.h
index d370f84fbca9..c8ca9c265fda 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -529,7 +529,7 @@  extern int fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var);
 extern int fb_blank(struct fb_info *info, int blank);
 
 /*
- * Drawing operations where framebuffer is in I/O memory
+ * Helpers for framebuffers in I/O memory
  */
 
 extern void cfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
@@ -540,10 +540,6 @@  extern ssize_t fb_io_read(struct fb_info *info, char __user *buf,
 extern ssize_t fb_io_write(struct fb_info *info, const char __user *buf,
 			   size_t count, loff_t *ppos);
 
-/*
- * Initializes struct fb_ops for framebuffers in I/O memory.
- */
-
 #define __FB_DEFAULT_IO_OPS_RDWR \
 	.fb_read	= fb_io_read, \
 	.fb_write	= fb_io_write
@@ -562,7 +558,7 @@  extern ssize_t fb_io_write(struct fb_info *info, const char __user *buf,
 	__FB_DEFAULT_IO_OPS_MMAP
 
 /*
- * Drawing operations where framebuffer is in system RAM
+ * Helpers for framebuffers in system memory
  */
 
 extern void sys_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
@@ -573,10 +569,6 @@  extern ssize_t fb_sys_read(struct fb_info *info, char __user *buf,
 extern ssize_t fb_sys_write(struct fb_info *info, const char __user *buf,
 			    size_t count, loff_t *ppos);
 
-/*
- * Initializes struct fb_ops for framebuffers in system memory.
- */
-
 #define __FB_DEFAULT_SYS_OPS_RDWR \
 	.fb_read	= fb_sys_read, \
 	.fb_write	= fb_sys_write