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fbdev: Harmonize some comments in <linux/fb.h>

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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>
Link: https://patchwork.freedesktop.org/patch/msgid/20230707083422.18691-13-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2023-07-07 10:32:03 +02:00
parent 94fc7ad91b
commit 9c053ef5c8
1 changed files with 2 additions and 10 deletions
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12
include/linux/fb.h
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@ -526,7 +526,7 @@ 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);
@ -537,10 +537,6 @@ 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
@ -559,7 +555,7 @@ 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);
@ -570,10 +566,6 @@ 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