diff options
Diffstat (limited to 'drivers/gpu/drm/i810/i810_dma.c')
| -rw-r--r-- | drivers/gpu/drm/i810/i810_dma.c | 81 |
1 files changed, 38 insertions, 43 deletions
diff --git a/drivers/gpu/drm/i810/i810_dma.c b/drivers/gpu/drm/i810/i810_dma.c index 997d91707ad2..09c86ed89927 100644 --- a/drivers/gpu/drm/i810/i810_dma.c +++ b/drivers/gpu/drm/i810/i810_dma.c @@ -60,9 +60,8 @@ static struct drm_buf *i810_freelist_get(struct drm_device * dev) /* In use is already a pointer */ used = cmpxchg(buf_priv->in_use, I810_BUF_FREE, I810_BUF_CLIENT); - if (used == I810_BUF_FREE) { + if (used == I810_BUF_FREE) return buf; - } } return NULL; } @@ -71,7 +70,7 @@ static struct drm_buf *i810_freelist_get(struct drm_device * dev) * yet, the hardware updates in use for us once its on the ring buffer. */ -static int i810_freelist_put(struct drm_device * dev, struct drm_buf * buf) +static int i810_freelist_put(struct drm_device *dev, struct drm_buf *buf) { drm_i810_buf_priv_t *buf_priv = buf->dev_private; int used; @@ -121,7 +120,7 @@ static const struct file_operations i810_buffer_fops = { .fasync = drm_fasync, }; -static int i810_map_buffer(struct drm_buf * buf, struct drm_file *file_priv) +static int i810_map_buffer(struct drm_buf *buf, struct drm_file *file_priv) { struct drm_device *dev = file_priv->minor->dev; drm_i810_buf_priv_t *buf_priv = buf->dev_private; @@ -152,7 +151,7 @@ static int i810_map_buffer(struct drm_buf * buf, struct drm_file *file_priv) return retcode; } -static int i810_unmap_buffer(struct drm_buf * buf) +static int i810_unmap_buffer(struct drm_buf *buf) { drm_i810_buf_priv_t *buf_priv = buf->dev_private; int retcode = 0; @@ -172,7 +171,7 @@ static int i810_unmap_buffer(struct drm_buf * buf) return retcode; } -static int i810_dma_get_buffer(struct drm_device * dev, drm_i810_dma_t * d, +static int i810_dma_get_buffer(struct drm_device *dev, drm_i810_dma_t *d, struct drm_file *file_priv) { struct drm_buf *buf; @@ -202,7 +201,7 @@ static int i810_dma_get_buffer(struct drm_device * dev, drm_i810_dma_t * d, return retcode; } -static int i810_dma_cleanup(struct drm_device * dev) +static int i810_dma_cleanup(struct drm_device *dev) { struct drm_device_dma *dma = dev->dma; @@ -218,9 +217,8 @@ static int i810_dma_cleanup(struct drm_device * dev) drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; - if (dev_priv->ring.virtual_start) { + if (dev_priv->ring.virtual_start) drm_core_ioremapfree(&dev_priv->ring.map, dev); - } if (dev_priv->hw_status_page) { pci_free_consistent(dev->pdev, PAGE_SIZE, dev_priv->hw_status_page, @@ -242,7 +240,7 @@ static int i810_dma_cleanup(struct drm_device * dev) return 0; } -static int i810_wait_ring(struct drm_device * dev, int n) +static int i810_wait_ring(struct drm_device *dev, int n) { drm_i810_private_t *dev_priv = dev->dev_private; drm_i810_ring_buffer_t *ring = &(dev_priv->ring); @@ -271,11 +269,11 @@ static int i810_wait_ring(struct drm_device * dev, int n) udelay(1); } - out_wait_ring: +out_wait_ring: return iters; } -static void i810_kernel_lost_context(struct drm_device * dev) +static void i810_kernel_lost_context(struct drm_device *dev) { drm_i810_private_t *dev_priv = dev->dev_private; drm_i810_ring_buffer_t *ring = &(dev_priv->ring); @@ -287,7 +285,7 @@ static void i810_kernel_lost_context(struct drm_device * dev) ring->space += ring->Size; } -static int i810_freelist_init(struct drm_device * dev, drm_i810_private_t * dev_priv) +static int i810_freelist_init(struct drm_device *dev, drm_i810_private_t *dev_priv) { struct drm_device_dma *dma = dev->dma; int my_idx = 24; @@ -322,9 +320,9 @@ static int i810_freelist_init(struct drm_device * dev, drm_i810_private_t * dev_ return 0; } -static int i810_dma_initialize(struct drm_device * dev, - drm_i810_private_t * dev_priv, - drm_i810_init_t * init) +static int i810_dma_initialize(struct drm_device *dev, + drm_i810_private_t *dev_priv, + drm_i810_init_t *init) { struct drm_map_list *r_list; memset(dev_priv, 0, sizeof(drm_i810_private_t)); @@ -462,7 +460,7 @@ static int i810_dma_init(struct drm_device *dev, void *data, * Use 'volatile' & local var tmp to force the emitted values to be * identical to the verified ones. */ -static void i810EmitContextVerified(struct drm_device * dev, +static void i810EmitContextVerified(struct drm_device *dev, volatile unsigned int *code) { drm_i810_private_t *dev_priv = dev->dev_private; @@ -495,7 +493,7 @@ static void i810EmitContextVerified(struct drm_device * dev, ADVANCE_LP_RING(); } -static void i810EmitTexVerified(struct drm_device * dev, volatile unsigned int *code) +static void i810EmitTexVerified(struct drm_device *dev, volatile unsigned int *code) { drm_i810_private_t *dev_priv = dev->dev_private; int i, j = 0; @@ -528,7 +526,7 @@ static void i810EmitTexVerified(struct drm_device * dev, volatile unsigned int * /* Need to do some additional checking when setting the dest buffer. */ -static void i810EmitDestVerified(struct drm_device * dev, +static void i810EmitDestVerified(struct drm_device *dev, volatile unsigned int *code) { drm_i810_private_t *dev_priv = dev->dev_private; @@ -563,7 +561,7 @@ static void i810EmitDestVerified(struct drm_device * dev, ADVANCE_LP_RING(); } -static void i810EmitState(struct drm_device * dev) +static void i810EmitState(struct drm_device *dev) { drm_i810_private_t *dev_priv = dev->dev_private; drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; @@ -594,7 +592,7 @@ static void i810EmitState(struct drm_device * dev) /* need to verify */ -static void i810_dma_dispatch_clear(struct drm_device * dev, int flags, +static void i810_dma_dispatch_clear(struct drm_device *dev, int flags, unsigned int clear_color, unsigned int clear_zval) { @@ -669,7 +667,7 @@ static void i810_dma_dispatch_clear(struct drm_device * dev, int flags, } } -static void i810_dma_dispatch_swap(struct drm_device * dev) +static void i810_dma_dispatch_swap(struct drm_device *dev) { drm_i810_private_t *dev_priv = dev->dev_private; drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; @@ -715,8 +713,8 @@ static void i810_dma_dispatch_swap(struct drm_device * dev) } } -static void i810_dma_dispatch_vertex(struct drm_device * dev, - struct drm_buf * buf, int discard, int used) +static void i810_dma_dispatch_vertex(struct drm_device *dev, + struct drm_buf *buf, int discard, int used) { drm_i810_private_t *dev_priv = dev->dev_private; drm_i810_buf_priv_t *buf_priv = buf->dev_private; @@ -795,7 +793,7 @@ static void i810_dma_dispatch_vertex(struct drm_device * dev, } } -static void i810_dma_dispatch_flip(struct drm_device * dev) +static void i810_dma_dispatch_flip(struct drm_device *dev) { drm_i810_private_t *dev_priv = dev->dev_private; int pitch = dev_priv->pitch; @@ -841,7 +839,7 @@ static void i810_dma_dispatch_flip(struct drm_device * dev) } -static void i810_dma_quiescent(struct drm_device * dev) +static void i810_dma_quiescent(struct drm_device *dev) { drm_i810_private_t *dev_priv = dev->dev_private; RING_LOCALS; @@ -858,7 +856,7 @@ static void i810_dma_quiescent(struct drm_device * dev) i810_wait_ring(dev, dev_priv->ring.Size - 8); } -static int i810_flush_queue(struct drm_device * dev) +static int i810_flush_queue(struct drm_device *dev) { drm_i810_private_t *dev_priv = dev->dev_private; struct drm_device_dma *dma = dev->dma; @@ -891,7 +889,7 @@ static int i810_flush_queue(struct drm_device * dev) } /* Must be called with the lock held */ -static void i810_reclaim_buffers(struct drm_device * dev, +static void i810_reclaim_buffers(struct drm_device *dev, struct drm_file *file_priv) { struct drm_device_dma *dma = dev->dma; @@ -969,9 +967,8 @@ static int i810_clear_bufs(struct drm_device *dev, void *data, LOCK_TEST_WITH_RETURN(dev, file_priv); /* GH: Someone's doing nasty things... */ - if (!dev->dev_private) { + if (!dev->dev_private) return -EINVAL; - } i810_dma_dispatch_clear(dev, clear->flags, clear->clear_color, clear->clear_depth); @@ -1039,7 +1036,7 @@ static int i810_docopy(struct drm_device *dev, void *data, return 0; } -static void i810_dma_dispatch_mc(struct drm_device * dev, struct drm_buf * buf, int used, +static void i810_dma_dispatch_mc(struct drm_device *dev, struct drm_buf *buf, int used, unsigned int last_render) { drm_i810_private_t *dev_priv = dev->dev_private; @@ -1053,9 +1050,8 @@ static void i810_dma_dispatch_mc(struct drm_device * dev, struct drm_buf * buf, i810_kernel_lost_context(dev); u = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, I810_BUF_HARDWARE); - if (u != I810_BUF_CLIENT) { + if (u != I810_BUF_CLIENT) DRM_DEBUG("MC found buffer that isn't mine!\n"); - } if (used > 4 * 1024) used = 0; @@ -1160,7 +1156,7 @@ static int i810_ov0_flip(struct drm_device *dev, void *data, LOCK_TEST_WITH_RETURN(dev, file_priv); - //Tell the overlay to update + /* Tell the overlay to update */ I810_WRITE(0x30000, dev_priv->overlay_physical | 0x80000000); return 0; @@ -1168,7 +1164,7 @@ static int i810_ov0_flip(struct drm_device *dev, void *data, /* Not sure why this isn't set all the time: */ -static void i810_do_init_pageflip(struct drm_device * dev) +static void i810_do_init_pageflip(struct drm_device *dev) { drm_i810_private_t *dev_priv = dev->dev_private; @@ -1178,7 +1174,7 @@ static void i810_do_init_pageflip(struct drm_device * dev) dev_priv->sarea_priv->pf_current_page = dev_priv->current_page; } -static int i810_do_cleanup_pageflip(struct drm_device * dev) +static int i810_do_cleanup_pageflip(struct drm_device *dev) { drm_i810_private_t *dev_priv = dev->dev_private; @@ -1218,28 +1214,27 @@ int i810_driver_load(struct drm_device *dev, unsigned long flags) return 0; } -void i810_driver_lastclose(struct drm_device * dev) +void i810_driver_lastclose(struct drm_device *dev) { i810_dma_cleanup(dev); } -void i810_driver_preclose(struct drm_device * dev, struct drm_file *file_priv) +void i810_driver_preclose(struct drm_device *dev, struct drm_file *file_priv) { if (dev->dev_private) { drm_i810_private_t *dev_priv = dev->dev_private; - if (dev_priv->page_flipping) { + if (dev_priv->page_flipping) i810_do_cleanup_pageflip(dev); - } } } -void i810_driver_reclaim_buffers_locked(struct drm_device * dev, +void i810_driver_reclaim_buffers_locked(struct drm_device *dev, struct drm_file *file_priv) { i810_reclaim_buffers(dev, file_priv); } -int i810_driver_dma_quiescent(struct drm_device * dev) +int i810_driver_dma_quiescent(struct drm_device *dev) { i810_dma_quiescent(dev); return 0; @@ -1276,7 +1271,7 @@ int i810_max_ioctl = DRM_ARRAY_SIZE(i810_ioctls); * \returns * A value of 1 is always retured to indictate every i810 is AGP. */ -int i810_driver_device_is_agp(struct drm_device * dev) +int i810_driver_device_is_agp(struct drm_device *dev) { return 1; } |