diff options
Diffstat (limited to 'linux/gamma_dma.c')
| -rw-r--r-- | linux/gamma_dma.c | 57 |
1 files changed, 22 insertions, 35 deletions
diff --git a/linux/gamma_dma.c b/linux/gamma_dma.c index d6c10fea..1b784f80 100644 --- a/linux/gamma_dma.c +++ b/linux/gamma_dma.c @@ -37,40 +37,6 @@ #include <linux/interrupt.h> /* For task queue support */ #include <linux/delay.h> -#if 0 -#define DO_IOREMAP( _map ) \ -do { \ - (_map)->handle = DRM(ioremap)( (_map)->offset, (_map)->size ); \ -} while (0) - -#define DO_IOREMAPFREE( _map ) \ -do { \ - if ( (_map)->handle && (_map)->size ) \ - DRM(ioremapfree)( (_map)->handle, (_map)->size ); \ -} while (0) - -#define DO_FIND_MAP( _map, _offset ) \ -do { \ - int _i; \ - for ( _i = 0 ; _i < dev->map_count ; _i++ ) { \ - if ( dev->maplist[_i]->offset == _offset ) { \ - _map = dev->maplist[_i]; \ - break; \ - } \ - } \ -} while (0) -#endif - -/* WARNING!!! MAGIC NUMBER!!! The number of regions already added to the - kernel must be specified here. Currently, the number is 2. This must - match the order the X server uses for instantiating register regions , - or must be passed in a new ioctl. */ -#define GAMMA_REG(reg) \ - (2 \ - + ((reg < 0x1000) \ - ? 0 \ - : ((reg < 0x10000) ? 1 : ((reg < 0x11000) ? 2 : 3)))) - #define GAMMA_OFF(reg) \ ((reg < 0x1000) \ ? reg \ @@ -80,7 +46,12 @@ do { \ ? (reg - 0x10000) \ : (reg - 0x11000)))) -#define GAMMA_BASE(reg) ((unsigned long)dev->maplist[GAMMA_REG(reg)]->handle) +#define GAMMA_BASE(reg) ((unsigned long) \ + ((reg < 0x1000) ? dev_priv->mmio0->handle : \ + ((reg < 0x10000) ? dev_priv->mmio1->handle : \ + ((reg < 0x11000) ? dev_priv->mmio2->handle : \ + dev_priv->mmio3->handle)))) + #define GAMMA_ADDR(reg) (GAMMA_BASE(reg) + GAMMA_OFF(reg)) #define GAMMA_DEREF(reg) *(__volatile__ int *)GAMMA_ADDR(reg) #define GAMMA_READ(reg) GAMMA_DEREF(reg) @@ -107,6 +78,8 @@ do { \ static inline void gamma_dma_dispatch(drm_device_t *dev, unsigned long address, unsigned long length) { + drm_gamma_private_t *dev_priv = (drm_gamma_private_t *) + dev->dev_private; GAMMA_WRITE(GAMMA_DMAADDRESS, virt_to_phys((void *)address)); while (GAMMA_READ(GAMMA_GCOMMANDSTATUS) != 4) ; @@ -115,6 +88,8 @@ static inline void gamma_dma_dispatch(drm_device_t *dev, unsigned long address, void gamma_dma_quiescent_single(drm_device_t *dev) { + drm_gamma_private_t *dev_priv = (drm_gamma_private_t *) + dev->dev_private; while (GAMMA_READ(GAMMA_DMACOUNT)) ; while (GAMMA_READ(GAMMA_INFIFOSPACE) < 3) @@ -131,6 +106,8 @@ void gamma_dma_quiescent_single(drm_device_t *dev) void gamma_dma_quiescent_dual(drm_device_t *dev) { + drm_gamma_private_t *dev_priv = (drm_gamma_private_t *) + dev->dev_private; while (GAMMA_READ(GAMMA_DMACOUNT)) ; while (GAMMA_READ(GAMMA_INFIFOSPACE) < 3) @@ -156,18 +133,24 @@ void gamma_dma_quiescent_dual(drm_device_t *dev) void gamma_dma_ready(drm_device_t *dev) { + drm_gamma_private_t *dev_priv = (drm_gamma_private_t *) + dev->dev_private; while (GAMMA_READ(GAMMA_DMACOUNT)) ; } static inline int gamma_dma_is_ready(drm_device_t *dev) { + drm_gamma_private_t *dev_priv = (drm_gamma_private_t *) + dev->dev_private; return !GAMMA_READ(GAMMA_DMACOUNT); } static void gamma_dma_service(int irq, void *device, struct pt_regs *regs) { drm_device_t *dev = (drm_device_t *)device; + drm_gamma_private_t *dev_priv = (drm_gamma_private_t *) + dev->dev_private; drm_device_dma_t *dma = dev->dma; atomic_inc(&dev->counts[6]); /* _DRM_STAT_IRQ */ @@ -638,6 +621,8 @@ int gamma_dma(struct inode *inode, struct file *filp, unsigned int cmd, int gamma_irq_install(drm_device_t *dev, int irq) { + drm_gamma_private_t *dev_priv = (drm_gamma_private_t *) + dev->dev_private; int retcode; if (!irq) return -EINVAL; @@ -692,6 +677,8 @@ int gamma_irq_install(drm_device_t *dev, int irq) int gamma_irq_uninstall(drm_device_t *dev) { + drm_gamma_private_t *dev_priv = (drm_gamma_private_t *) + dev->dev_private; int irq; down(&dev->struct_sem); |