diff options
Diffstat (limited to 'drivers/gpu/drm/r128/r128_cce.c')
| -rw-r--r-- | drivers/gpu/drm/r128/r128_cce.c | 52 |
1 files changed, 24 insertions, 28 deletions
diff --git a/drivers/gpu/drm/r128/r128_cce.c b/drivers/gpu/drm/r128/r128_cce.c index e671d0e74d4c..570e190710bd 100644 --- a/drivers/gpu/drm/r128/r128_cce.c +++ b/drivers/gpu/drm/r128/r128_cce.c @@ -44,7 +44,7 @@ MODULE_FIRMWARE(FIRMWARE_NAME); -static int R128_READ_PLL(struct drm_device * dev, int addr) +static int R128_READ_PLL(struct drm_device *dev, int addr) { drm_r128_private_t *dev_priv = dev->dev_private; @@ -53,7 +53,7 @@ static int R128_READ_PLL(struct drm_device * dev, int addr) } #if R128_FIFO_DEBUG -static void r128_status(drm_r128_private_t * dev_priv) +static void r128_status(drm_r128_private_t *dev_priv) { printk("GUI_STAT = 0x%08x\n", (unsigned int)R128_READ(R128_GUI_STAT)); @@ -74,7 +74,7 @@ static void r128_status(drm_r128_private_t * dev_priv) * Engine, FIFO control */ -static int r128_do_pixcache_flush(drm_r128_private_t * dev_priv) +static int r128_do_pixcache_flush(drm_r128_private_t *dev_priv) { u32 tmp; int i; @@ -83,9 +83,8 @@ static int r128_do_pixcache_flush(drm_r128_private_t * dev_priv) R128_WRITE(R128_PC_NGUI_CTLSTAT, tmp); for (i = 0; i < dev_priv->usec_timeout; i++) { - if (!(R128_READ(R128_PC_NGUI_CTLSTAT) & R128_PC_BUSY)) { + if (!(R128_READ(R128_PC_NGUI_CTLSTAT) & R128_PC_BUSY)) return 0; - } DRM_UDELAY(1); } @@ -95,7 +94,7 @@ static int r128_do_pixcache_flush(drm_r128_private_t * dev_priv) return -EBUSY; } -static int r128_do_wait_for_fifo(drm_r128_private_t * dev_priv, int entries) +static int r128_do_wait_for_fifo(drm_r128_private_t *dev_priv, int entries) { int i; @@ -112,7 +111,7 @@ static int r128_do_wait_for_fifo(drm_r128_private_t * dev_priv, int entries) return -EBUSY; } -static int r128_do_wait_for_idle(drm_r128_private_t * dev_priv) +static int r128_do_wait_for_idle(drm_r128_private_t *dev_priv) { int i, ret; @@ -189,7 +188,7 @@ out_release: * prior to a wait for idle, as it informs the engine that the command * stream is ending. */ -static void r128_do_cce_flush(drm_r128_private_t * dev_priv) +static void r128_do_cce_flush(drm_r128_private_t *dev_priv) { u32 tmp; @@ -199,7 +198,7 @@ static void r128_do_cce_flush(drm_r128_private_t * dev_priv) /* Wait for the CCE to go idle. */ -int r128_do_cce_idle(drm_r128_private_t * dev_priv) +int r128_do_cce_idle(drm_r128_private_t *dev_priv) { int i; @@ -225,7 +224,7 @@ int r128_do_cce_idle(drm_r128_private_t * dev_priv) /* Start the Concurrent Command Engine. */ -static void r128_do_cce_start(drm_r128_private_t * dev_priv) +static void r128_do_cce_start(drm_r128_private_t *dev_priv) { r128_do_wait_for_idle(dev_priv); @@ -242,7 +241,7 @@ static void r128_do_cce_start(drm_r128_private_t * dev_priv) * commands, so you must wait for the CCE command stream to complete * before calling this routine. */ -static void r128_do_cce_reset(drm_r128_private_t * dev_priv) +static void r128_do_cce_reset(drm_r128_private_t *dev_priv) { R128_WRITE(R128_PM4_BUFFER_DL_WPTR, 0); R128_WRITE(R128_PM4_BUFFER_DL_RPTR, 0); @@ -253,7 +252,7 @@ static void r128_do_cce_reset(drm_r128_private_t * dev_priv) * commands, so you must flush the command stream and wait for the CCE * to go idle before calling this routine. */ -static void r128_do_cce_stop(drm_r128_private_t * dev_priv) +static void r128_do_cce_stop(drm_r128_private_t *dev_priv) { R128_WRITE(R128_PM4_MICRO_CNTL, 0); R128_WRITE(R128_PM4_BUFFER_CNTL, @@ -264,7 +263,7 @@ static void r128_do_cce_stop(drm_r128_private_t * dev_priv) /* Reset the engine. This will stop the CCE if it is running. */ -static int r128_do_engine_reset(struct drm_device * dev) +static int r128_do_engine_reset(struct drm_device *dev) { drm_r128_private_t *dev_priv = dev->dev_private; u32 clock_cntl_index, mclk_cntl, gen_reset_cntl; @@ -301,8 +300,8 @@ static int r128_do_engine_reset(struct drm_device * dev) return 0; } -static void r128_cce_init_ring_buffer(struct drm_device * dev, - drm_r128_private_t * dev_priv) +static void r128_cce_init_ring_buffer(struct drm_device *dev, + drm_r128_private_t *dev_priv) { u32 ring_start; u32 tmp; @@ -340,7 +339,7 @@ static void r128_cce_init_ring_buffer(struct drm_device * dev, R128_WRITE(R128_BUS_CNTL, tmp); } -static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init) +static int r128_do_init_cce(struct drm_device *dev, drm_r128_init_t *init) { drm_r128_private_t *dev_priv; int rc; @@ -588,7 +587,7 @@ static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init) return rc; } -int r128_do_cleanup_cce(struct drm_device * dev) +int r128_do_cleanup_cce(struct drm_device *dev) { /* Make sure interrupts are disabled here because the uninstall ioctl @@ -682,9 +681,8 @@ int r128_cce_stop(struct drm_device *dev, void *data, struct drm_file *file_priv /* Flush any pending CCE commands. This ensures any outstanding * commands are exectuted by the engine before we turn it off. */ - if (stop->flush) { + if (stop->flush) r128_do_cce_flush(dev_priv); - } /* If we fail to make the engine go idle, we return an error * code so that the DRM ioctl wrapper can try again. @@ -735,9 +733,8 @@ int r128_cce_idle(struct drm_device *dev, void *data, struct drm_file *file_priv DEV_INIT_TEST_WITH_RETURN(dev_priv); - if (dev_priv->cce_running) { + if (dev_priv->cce_running) r128_do_cce_flush(dev_priv); - } return r128_do_cce_idle(dev_priv); } @@ -765,7 +762,7 @@ int r128_fullscreen(struct drm_device *dev, void *data, struct drm_file *file_pr #define R128_BUFFER_FREE 0 #if 0 -static int r128_freelist_init(struct drm_device * dev) +static int r128_freelist_init(struct drm_device *dev) { struct drm_device_dma *dma = dev->dma; drm_r128_private_t *dev_priv = dev->dev_private; @@ -848,7 +845,7 @@ static struct drm_buf *r128_freelist_get(struct drm_device * dev) return NULL; } -void r128_freelist_reset(struct drm_device * dev) +void r128_freelist_reset(struct drm_device *dev) { struct drm_device_dma *dma = dev->dma; int i; @@ -864,7 +861,7 @@ void r128_freelist_reset(struct drm_device * dev) * CCE command submission */ -int r128_wait_ring(drm_r128_private_t * dev_priv, int n) +int r128_wait_ring(drm_r128_private_t *dev_priv, int n) { drm_r128_ring_buffer_t *ring = &dev_priv->ring; int i; @@ -881,9 +878,9 @@ int r128_wait_ring(drm_r128_private_t * dev_priv, int n) return -EBUSY; } -static int r128_cce_get_buffers(struct drm_device * dev, +static int r128_cce_get_buffers(struct drm_device *dev, struct drm_file *file_priv, - struct drm_dma * d) + struct drm_dma *d) { int i; struct drm_buf *buf; @@ -933,9 +930,8 @@ int r128_cce_buffers(struct drm_device *dev, void *data, struct drm_file *file_p d->granted_count = 0; - if (d->request_count) { + if (d->request_count) ret = r128_cce_get_buffers(dev, file_priv, d); - } return ret; } |