diff options
author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-06-01 10:49:16 +0200 |
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committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-06-01 10:52:54 +0200 |
commit | e269f90f3d3f7c70cf661c660bf445597261f54a (patch) | |
tree | f09685517e9efa7d675dad8fd13694157ce50521 /include/linux/pinctrl/consumer.h | |
parent | 112abd291db7d47974f166e742104d761bc76977 (diff) | |
parent | 63bc620b45af8c743ac291c8725933278c712692 (diff) |
Merge remote-tracking branch 'airlied/drm-prime-vmap' into drm-intel-next-queued
We need the latest dma-buf code from Dave Airlie so that we can pimp
the backing storage handling code in drm/i915 with Chris Wilson's
unbound tracking and stolen mem backed gem object code.
Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'include/linux/pinctrl/consumer.h')
-rw-r--r-- | include/linux/pinctrl/consumer.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/include/linux/pinctrl/consumer.h b/include/linux/pinctrl/consumer.h index 191e7268848..6dd96fb4548 100644 --- a/include/linux/pinctrl/consumer.h +++ b/include/linux/pinctrl/consumer.h @@ -36,6 +36,9 @@ extern struct pinctrl_state * __must_check pinctrl_lookup_state( const char *name); extern int pinctrl_select_state(struct pinctrl *p, struct pinctrl_state *s); +extern struct pinctrl * __must_check devm_pinctrl_get(struct device *dev); +extern void devm_pinctrl_put(struct pinctrl *p); + #else /* !CONFIG_PINCTRL */ static inline int pinctrl_request_gpio(unsigned gpio) @@ -79,6 +82,15 @@ static inline int pinctrl_select_state(struct pinctrl *p, return 0; } +static inline struct pinctrl * __must_check devm_pinctrl_get(struct device *dev) +{ + return NULL; +} + +static inline void devm_pinctrl_put(struct pinctrl *p) +{ +} + #endif /* CONFIG_PINCTRL */ static inline struct pinctrl * __must_check pinctrl_get_select( @@ -113,6 +125,38 @@ static inline struct pinctrl * __must_check pinctrl_get_select_default( return pinctrl_get_select(dev, PINCTRL_STATE_DEFAULT); } +static inline struct pinctrl * __must_check devm_pinctrl_get_select( + struct device *dev, const char *name) +{ + struct pinctrl *p; + struct pinctrl_state *s; + int ret; + + p = devm_pinctrl_get(dev); + if (IS_ERR(p)) + return p; + + s = pinctrl_lookup_state(p, name); + if (IS_ERR(s)) { + devm_pinctrl_put(p); + return ERR_PTR(PTR_ERR(s)); + } + + ret = pinctrl_select_state(p, s); + if (ret < 0) { + devm_pinctrl_put(p); + return ERR_PTR(ret); + } + + return p; +} + +static inline struct pinctrl * __must_check devm_pinctrl_get_select_default( + struct device *dev) +{ + return devm_pinctrl_get_select(dev, PINCTRL_STATE_DEFAULT); +} + #ifdef CONFIG_PINCONF extern int pin_config_get(const char *dev_name, const char *name, |