diff options
| author | Thomas Zimmermann <tzimmermann@suse.de> | 2023-08-06 13:58:54 +0200 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2023-08-28 09:43:53 +0200 |
| commit | cbe606f304ec188b90e0b9f8b3e8b37d57553f81 (patch) | |
| tree | 899b3e5a4d96763909107d1a709b48f92cd72aac | |
| parent | d3aeac86883ef5481a4bff87cbd955b10ca97c72 (diff) | |
fbdev/sbus: Add initializer macros and Kconfig tokens for SBUS support
Add macros to initialize struct fb_ops for drivers that support
framebuffers on Sparc's SBUS. Also add a Kconfig token that selects
the necessary helpers.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230806120926.5368-4-tzimmermann@suse.de
| -rw-r--r-- | drivers/video/fbdev/Kconfig | 6 | ||||
| -rw-r--r-- | drivers/video/fbdev/sbuslib.h | 31 |
2 files changed, 37 insertions, 0 deletions
diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig index 5d93ecc01f6a..fd5bd284c0f8 100644 --- a/drivers/video/fbdev/Kconfig +++ b/drivers/video/fbdev/Kconfig @@ -518,6 +518,12 @@ config FB_SBUS help Say Y if you want support for SBUS or UPA based frame buffer device. +config FB_SBUS_HELPERS + bool + select FB_CFB_COPYAREA + select FB_CFB_FILLRECT + select FB_CFB_IMAGEBLIT + config FB_BW2 bool "BWtwo support" depends on (FB = y) && (SPARC && FB_SBUS) diff --git a/drivers/video/fbdev/sbuslib.h b/drivers/video/fbdev/sbuslib.h index 02ac1282903b..6466b4cbcd7b 100644 --- a/drivers/video/fbdev/sbuslib.h +++ b/drivers/video/fbdev/sbuslib.h @@ -29,4 +29,35 @@ int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg, int sbusfb_compat_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg); +/* + * Initialize struct fb_ops for SBUS I/O. + */ + +#define __FB_DEFAULT_SBUS_OPS_RDWR(__prefix) \ + .fb_read = fb_io_read, \ + .fb_write = fb_io_write + +#define __FB_DEFAULT_SBUS_OPS_DRAW(__prefix) \ + .fb_fillrect = cfb_fillrect, \ + .fb_copyarea = cfb_copyarea, \ + .fb_imageblit = cfb_imageblit + +#ifdef CONFIG_COMPAT +#define __FB_DEFAULT_SBUS_OPS_IOCTL(__prefix) \ + .fb_ioctl = __prefix ## _sbusfb_ioctl, \ + .fb_compat_ioctl = sbusfb_compat_ioctl +#else +#define __FB_DEFAULT_SBUS_OPS_IOCTL(__prefix) \ + .fb_ioctl = __prefix ## _sbusfb_ioctl +#endif + +#define __FB_DEFAULT_SBUS_OPS_MMAP(__prefix) \ + .fb_mmap = __prefix ## _sbusfb_mmap + +#define FB_DEFAULT_SBUS_OPS(__prefix) \ + __FB_DEFAULT_SBUS_OPS_RDWR(__prefix), \ + __FB_DEFAULT_SBUS_OPS_DRAW(__prefix), \ + __FB_DEFAULT_SBUS_OPS_IOCTL(__prefix), \ + __FB_DEFAULT_SBUS_OPS_MMAP(__prefix) + #endif /* _SBUSLIB_H */ |