From: Ben Skeggs Date: Mon, 30 Aug 2010 06:14:51 +0000 (+1000) Subject: drm/nouveau: have nv_mask return original register value X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=2a7fdb2bc15b3bfc824eb969b3dc7efa3fb52463;p=mv-sheeva.git drm/nouveau: have nv_mask return original register value Signed-off-by: Ben Skeggs --- diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index b1be617373b..c684686f6c0 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -1255,12 +1255,11 @@ static inline void nv_wr32(struct drm_device *dev, unsigned reg, u32 val) iowrite32_native(val, dev_priv->mmio + reg); } -static inline void nv_mask(struct drm_device *dev, u32 reg, u32 mask, u32 val) +static inline u32 nv_mask(struct drm_device *dev, u32 reg, u32 mask, u32 val) { u32 tmp = nv_rd32(dev, reg); - tmp &= ~mask; - tmp |= val; - nv_wr32(dev, reg, tmp); + nv_wr32(dev, reg, (tmp & ~mask) | val); + return tmp; } static inline u8 nv_rd08(struct drm_device *dev, unsigned reg)