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drm/nouveau/pm: make clocks_set return an error code clocks_set can fail.

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Reporting an error is better than silently refusing to reclock.

V2: Use the same logic on nv40

Signed-off-by: Martin Peres <martin.peres@labri.fr>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Martin Peres
2011-07-10 00:08:41 +02:00
committed by Ben Skeggs
parent 6109183794
commit dd1da8de17
4 changed files with 13 additions and 6 deletions
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4
drivers/gpu/drm/nouveau/nouveau_pm.h
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@@ -55,7 +55,7 @@ void nv04_pm_clock_set(struct drm_device *, void *);
/* nv40_pm.c */
int nv40_pm_clocks_get(struct drm_device *, struct nouveau_pm_level *);
void *nv40_pm_clocks_pre(struct drm_device *, struct nouveau_pm_level *);
void nv40_pm_clocks_set(struct drm_device *, void *);
int nv40_pm_clocks_set(struct drm_device *, void *);
int nv40_pm_pwm_get(struct drm_device *, struct dcb_gpio_entry *, u32*, u32*);
int nv40_pm_pwm_set(struct drm_device *, struct dcb_gpio_entry *, u32, u32);
@@ -70,7 +70,7 @@ int nv50_pm_pwm_set(struct drm_device *, struct dcb_gpio_entry *, u32, u32);
/* nva3_pm.c */
int nva3_pm_clocks_get(struct drm_device *, struct nouveau_pm_level *);
void *nva3_pm_clocks_pre(struct drm_device *, struct nouveau_pm_level *);
void nva3_pm_clocks_set(struct drm_device *, void *);
int nva3_pm_clocks_set(struct drm_device *, void *);
/* nvc0_pm.c */
int nvc0_pm_clocks_get(struct drm_device *, struct nouveau_pm_level *);