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| author |   Thomas Zimmermann <tzimmermann@suse.de> | 2021-09-16 20:15:57 +0200 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2021-09-23 09:25:30 +0200 |
| commit | 3229b906fb35b63515f0c703b917357c83e1ea22 (patch) | |
| tree | 3298b13ffec3213c09f0d0dac094aca72f24e2e1 /include/linux/io.h | |
| parent | drm: Fix scaling_mode docs (diff) | |
| download | linux-dev-3229b906fb35b63515f0c703b917357c83e1ea22.tar.xz linux-dev-3229b906fb35b63515f0c703b917357c83e1ea22.zip | |
lib: devres: Add managed arch_phys_wc_add()
Add devm_arch_phys_wc_add() as managed wrapper around arch_phys_wc_add().
Useful for several graphics drivers that set framebuffer memory to write
combining.
v2:
* fix typo in commit description
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210916181601.9146-2-tzimmermann@suse.de
Diffstat (limited to 'include/linux/io.h')
| -rw-r--r-- | include/linux/io.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/io.h b/include/linux/io.h index 9595151d800d..fcd8ea79c5df 100644 --- a/include/linux/io.h +++ b/include/linux/io.h @@ -132,6 +132,8 @@ static inline int arch_phys_wc_index(int handle) #endif #endif +int devm_arch_phys_wc_add(struct device *dev, unsigned long base, unsigned long size); + enum { /* See memremap() kernel-doc for usage description... */ MEMREMAP_WB = 1 << 0, |