diff options
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/i830/i830_dma.c | 95 | ||||
-rw-r--r-- | drivers/gpu/drm/i830/i830_drv.h | 48 | ||||
-rw-r--r-- | drivers/gpu/drm/i830/i830_irq.c | 10 |
3 files changed, 74 insertions, 79 deletions
diff --git a/drivers/gpu/drm/i830/i830_dma.c b/drivers/gpu/drm/i830/i830_dma.c index 65759a9a85c8..7ee85ea507ce 100644 --- a/drivers/gpu/drm/i830/i830_dma.c +++ b/drivers/gpu/drm/i830/i830_dma.c @@ -62,9 +62,8 @@ static struct drm_buf *i830_freelist_get(struct drm_device * dev) /* In use is already a pointer */ used = cmpxchg(buf_priv->in_use, I830_BUF_FREE, I830_BUF_CLIENT); - if (used == I830_BUF_FREE) { + if (used == I830_BUF_FREE) return buf; - } } return NULL; } @@ -73,7 +72,7 @@ static struct drm_buf *i830_freelist_get(struct drm_device * dev) * yet, the hardware updates in use for us once its on the ring buffer. */ -static int i830_freelist_put(struct drm_device * dev, struct drm_buf * buf) +static int i830_freelist_put(struct drm_device *dev, struct drm_buf *buf) { drm_i830_buf_priv_t *buf_priv = buf->dev_private; int used; @@ -123,7 +122,7 @@ static const struct file_operations i830_buffer_fops = { .fasync = drm_fasync, }; -static int i830_map_buffer(struct drm_buf * buf, struct drm_file *file_priv) +static int i830_map_buffer(struct drm_buf *buf, struct drm_file *file_priv) { struct drm_device *dev = file_priv->minor->dev; drm_i830_buf_priv_t *buf_priv = buf->dev_private; @@ -156,7 +155,7 @@ static int i830_map_buffer(struct drm_buf * buf, struct drm_file *file_priv) return retcode; } -static int i830_unmap_buffer(struct drm_buf * buf) +static int i830_unmap_buffer(struct drm_buf *buf) { drm_i830_buf_priv_t *buf_priv = buf->dev_private; int retcode = 0; @@ -176,7 +175,7 @@ static int i830_unmap_buffer(struct drm_buf * buf) return retcode; } -static int i830_dma_get_buffer(struct drm_device * dev, drm_i830_dma_t * d, +static int i830_dma_get_buffer(struct drm_device *dev, drm_i830_dma_t *d, struct drm_file *file_priv) { struct drm_buf *buf; @@ -206,7 +205,7 @@ static int i830_dma_get_buffer(struct drm_device * dev, drm_i830_dma_t * d, return retcode; } -static int i830_dma_cleanup(struct drm_device * dev) +static int i830_dma_cleanup(struct drm_device *dev) { struct drm_device_dma *dma = dev->dma; @@ -222,9 +221,8 @@ static int i830_dma_cleanup(struct drm_device * dev) drm_i830_private_t *dev_priv = (drm_i830_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, @@ -246,7 +244,7 @@ static int i830_dma_cleanup(struct drm_device * dev) return 0; } -int i830_wait_ring(struct drm_device * dev, int n, const char *caller) +int i830_wait_ring(struct drm_device *dev, int n, const char *caller) { drm_i830_private_t *dev_priv = dev->dev_private; drm_i830_ring_buffer_t *ring = &(dev_priv->ring); @@ -276,11 +274,11 @@ int i830_wait_ring(struct drm_device * dev, int n, const char *caller) dev_priv->sarea_priv->perf_boxes |= I830_BOX_WAIT; } - out_wait_ring: +out_wait_ring: return iters; } -static void i830_kernel_lost_context(struct drm_device * dev) +static void i830_kernel_lost_context(struct drm_device *dev) { drm_i830_private_t *dev_priv = dev->dev_private; drm_i830_ring_buffer_t *ring = &(dev_priv->ring); @@ -295,7 +293,7 @@ static void i830_kernel_lost_context(struct drm_device * dev) dev_priv->sarea_priv->perf_boxes |= I830_BOX_RING_EMPTY; } -static int i830_freelist_init(struct drm_device * dev, drm_i830_private_t * dev_priv) +static int i830_freelist_init(struct drm_device *dev, drm_i830_private_t *dev_priv) { struct drm_device_dma *dma = dev->dma; int my_idx = 36; @@ -329,9 +327,9 @@ static int i830_freelist_init(struct drm_device * dev, drm_i830_private_t * dev_ return 0; } -static int i830_dma_initialize(struct drm_device * dev, - drm_i830_private_t * dev_priv, - drm_i830_init_t * init) +static int i830_dma_initialize(struct drm_device *dev, + drm_i830_private_t *dev_priv, + drm_i830_init_t *init) { struct drm_map_list *r_list; @@ -482,7 +480,7 @@ static int i830_dma_init(struct drm_device *dev, void *data, /* Most efficient way to verify state for the i830 is as it is * emitted. Non-conformant state is silently dropped. */ -static void i830EmitContextVerified(struct drm_device * dev, unsigned int *code) +static void i830EmitContextVerified(struct drm_device *dev, unsigned int *code) { drm_i830_private_t *dev_priv = dev->dev_private; int i, j = 0; @@ -527,7 +525,7 @@ static void i830EmitContextVerified(struct drm_device * dev, unsigned int *code) ADVANCE_LP_RING(); } -static void i830EmitTexVerified(struct drm_device * dev, unsigned int *code) +static void i830EmitTexVerified(struct drm_device *dev, unsigned int *code) { drm_i830_private_t *dev_priv = dev->dev_private; int i, j = 0; @@ -561,7 +559,7 @@ static void i830EmitTexVerified(struct drm_device * dev, unsigned int *code) printk("rejected packet %x\n", code[0]); } -static void i830EmitTexBlendVerified(struct drm_device * dev, +static void i830EmitTexBlendVerified(struct drm_device *dev, unsigned int *code, unsigned int num) { drm_i830_private_t *dev_priv = dev->dev_private; @@ -586,7 +584,7 @@ static void i830EmitTexBlendVerified(struct drm_device * dev, ADVANCE_LP_RING(); } -static void i830EmitTexPalette(struct drm_device * dev, +static void i830EmitTexPalette(struct drm_device *dev, unsigned int *palette, int number, int is_shared) { drm_i830_private_t *dev_priv = dev->dev_private; @@ -603,9 +601,8 @@ static void i830EmitTexPalette(struct drm_device * dev, } else { OUT_RING(CMD_OP_MAP_PALETTE_LOAD | MAP_PALETTE_NUM(number)); } - for (i = 0; i < 256; i++) { + for (i = 0; i < 256; i++) OUT_RING(palette[i]); - } OUT_RING(0); /* KW: WHERE IS THE ADVANCE_LP_RING? This is effectively a noop! */ @@ -613,7 +610,7 @@ static void i830EmitTexPalette(struct drm_device * dev, /* Need to do some additional checking when setting the dest buffer. */ -static void i830EmitDestVerified(struct drm_device * dev, unsigned int *code) +static void i830EmitDestVerified(struct drm_device *dev, unsigned int *code) { drm_i830_private_t *dev_priv = dev->dev_private; unsigned int tmp; @@ -674,7 +671,7 @@ static void i830EmitDestVerified(struct drm_device * dev, unsigned int *code) ADVANCE_LP_RING(); } -static void i830EmitStippleVerified(struct drm_device * dev, unsigned int *code) +static void i830EmitStippleVerified(struct drm_device *dev, unsigned int *code) { drm_i830_private_t *dev_priv = dev->dev_private; RING_LOCALS; @@ -685,7 +682,7 @@ static void i830EmitStippleVerified(struct drm_device * dev, unsigned int *code) ADVANCE_LP_RING(); } -static void i830EmitState(struct drm_device * dev) +static void i830EmitState(struct drm_device *dev) { drm_i830_private_t *dev_priv = dev->dev_private; drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv; @@ -788,7 +785,7 @@ static void i830EmitState(struct drm_device * dev) * Performance monitoring functions */ -static void i830_fill_box(struct drm_device * dev, +static void i830_fill_box(struct drm_device *dev, int x, int y, int w, int h, int r, int g, int b) { drm_i830_private_t *dev_priv = dev->dev_private; @@ -816,17 +813,16 @@ static void i830_fill_box(struct drm_device * dev, OUT_RING((y << 16) | x); OUT_RING(((y + h) << 16) | (x + w)); - if (dev_priv->current_page == 1) { + if (dev_priv->current_page == 1) OUT_RING(dev_priv->front_offset); - } else { + else OUT_RING(dev_priv->back_offset); - } OUT_RING(color); ADVANCE_LP_RING(); } -static void i830_cp_performance_boxes(struct drm_device * dev) +static void i830_cp_performance_boxes(struct drm_device *dev) { drm_i830_private_t *dev_priv = dev->dev_private; @@ -871,7 +867,7 @@ static void i830_cp_performance_boxes(struct drm_device * dev) dev_priv->sarea_priv->perf_boxes = 0; } -static void i830_dma_dispatch_clear(struct drm_device * dev, int flags, +static void i830_dma_dispatch_clear(struct drm_device *dev, int flags, unsigned int clear_color, unsigned int clear_zval, unsigned int clear_depthmask) @@ -966,7 +962,7 @@ static void i830_dma_dispatch_clear(struct drm_device * dev, int flags, } } -static void i830_dma_dispatch_swap(struct drm_device * dev) +static void i830_dma_dispatch_swap(struct drm_device *dev) { drm_i830_private_t *dev_priv = dev->dev_private; drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv; @@ -1036,7 +1032,7 @@ static void i830_dma_dispatch_swap(struct drm_device * dev) } } -static void i830_dma_dispatch_flip(struct drm_device * dev) +static void i830_dma_dispatch_flip(struct drm_device *dev) { drm_i830_private_t *dev_priv = dev->dev_private; RING_LOCALS; @@ -1079,8 +1075,8 @@ static void i830_dma_dispatch_flip(struct drm_device * dev) dev_priv->sarea_priv->pf_current_page = dev_priv->current_page; } -static void i830_dma_dispatch_vertex(struct drm_device * dev, - struct drm_buf * buf, int discard, int used) +static void i830_dma_dispatch_vertex(struct drm_device *dev, + struct drm_buf *buf, int discard, int used) { drm_i830_private_t *dev_priv = dev->dev_private; drm_i830_buf_priv_t *buf_priv = buf->dev_private; @@ -1100,9 +1096,8 @@ static void i830_dma_dispatch_vertex(struct drm_device * dev, if (discard) { u = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT, I830_BUF_HARDWARE); - if (u != I830_BUF_CLIENT) { + if (u != I830_BUF_CLIENT) DRM_DEBUG("xxxx 2\n"); - } } if (used > 4 * 1023) @@ -1191,7 +1186,7 @@ static void i830_dma_dispatch_vertex(struct drm_device * dev, } } -static void i830_dma_quiescent(struct drm_device * dev) +static void i830_dma_quiescent(struct drm_device *dev) { drm_i830_private_t *dev_priv = dev->dev_private; RING_LOCALS; @@ -1208,7 +1203,7 @@ static void i830_dma_quiescent(struct drm_device * dev) i830_wait_ring(dev, dev_priv->ring.Size - 8, __func__); } -static int i830_flush_queue(struct drm_device * dev) +static int i830_flush_queue(struct drm_device *dev) { drm_i830_private_t *dev_priv = dev->dev_private; struct drm_device_dma *dma = dev->dma; @@ -1241,7 +1236,7 @@ static int i830_flush_queue(struct drm_device * dev) } /* Must be called with the lock held */ -static void i830_reclaim_buffers(struct drm_device * dev, struct drm_file *file_priv) +static void i830_reclaim_buffers(struct drm_device *dev, struct drm_file *file_priv) { struct drm_device_dma *dma = dev->dma; int i; @@ -1316,9 +1311,8 @@ static int i830_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; - } i830_dma_dispatch_clear(dev, clear->flags, clear->clear_color, @@ -1339,7 +1333,7 @@ static int i830_swap_bufs(struct drm_device *dev, void *data, /* Not sure why this isn't set all the time: */ -static void i830_do_init_pageflip(struct drm_device * dev) +static void i830_do_init_pageflip(struct drm_device *dev) { drm_i830_private_t *dev_priv = dev->dev_private; @@ -1349,7 +1343,7 @@ static void i830_do_init_pageflip(struct drm_device * dev) dev_priv->sarea_priv->pf_current_page = dev_priv->current_page; } -static int i830_do_cleanup_pageflip(struct drm_device * dev) +static int i830_do_cleanup_pageflip(struct drm_device *dev) { drm_i830_private_t *dev_priv = dev->dev_private; @@ -1490,27 +1484,26 @@ int i830_driver_load(struct drm_device *dev, unsigned long flags) return 0; } -void i830_driver_lastclose(struct drm_device * dev) +void i830_driver_lastclose(struct drm_device *dev) { i830_dma_cleanup(dev); } -void i830_driver_preclose(struct drm_device * dev, struct drm_file *file_priv) +void i830_driver_preclose(struct drm_device *dev, struct drm_file *file_priv) { if (dev->dev_private) { drm_i830_private_t *dev_priv = dev->dev_private; - if (dev_priv->page_flipping) { + if (dev_priv->page_flipping) i830_do_cleanup_pageflip(dev); - } } } -void i830_driver_reclaim_buffers_locked(struct drm_device * dev, struct drm_file *file_priv) +void i830_driver_reclaim_buffers_locked(struct drm_device *dev, struct drm_file *file_priv) { i830_reclaim_buffers(dev, file_priv); } -int i830_driver_dma_quiescent(struct drm_device * dev) +int i830_driver_dma_quiescent(struct drm_device *dev) { i830_dma_quiescent(dev); return 0; @@ -1546,7 +1539,7 @@ int i830_max_ioctl = DRM_ARRAY_SIZE(i830_ioctls); * \returns * A value of 1 is always retured to indictate every i8xx is AGP. */ -int i830_driver_device_is_agp(struct drm_device * dev) +int i830_driver_device_is_agp(struct drm_device *dev) { return 1; } diff --git a/drivers/gpu/drm/i830/i830_drv.h b/drivers/gpu/drm/i830/i830_drv.h index da82afe4ded5..ecfd25a35da3 100644 --- a/drivers/gpu/drm/i830/i830_drv.h +++ b/drivers/gpu/drm/i830/i830_drv.h @@ -132,33 +132,33 @@ extern int i830_irq_wait(struct drm_device *dev, void *data, struct drm_file *file_priv); extern irqreturn_t i830_driver_irq_handler(DRM_IRQ_ARGS); -extern void i830_driver_irq_preinstall(struct drm_device * dev); -extern void i830_driver_irq_postinstall(struct drm_device * dev); -extern void i830_driver_irq_uninstall(struct drm_device * dev); +extern void i830_driver_irq_preinstall(struct drm_device *dev); +extern void i830_driver_irq_postinstall(struct drm_device *dev); +extern void i830_driver_irq_uninstall(struct drm_device *dev); extern int i830_driver_load(struct drm_device *, unsigned long flags); -extern void i830_driver_preclose(struct drm_device * dev, +extern void i830_driver_preclose(struct drm_device *dev, struct drm_file *file_priv); -extern void i830_driver_lastclose(struct drm_device * dev); -extern void i830_driver_reclaim_buffers_locked(struct drm_device * dev, +extern void i830_driver_lastclose(struct drm_device *dev); +extern void i830_driver_reclaim_buffers_locked(struct drm_device *dev, struct drm_file *file_priv); -extern int i830_driver_dma_quiescent(struct drm_device * dev); -extern int i830_driver_device_is_agp(struct drm_device * dev); +extern int i830_driver_dma_quiescent(struct drm_device *dev); +extern int i830_driver_device_is_agp(struct drm_device *dev); -#define I830_READ(reg) DRM_READ32(dev_priv->mmio_map, reg) -#define I830_WRITE(reg,val) DRM_WRITE32(dev_priv->mmio_map, reg, val) -#define I830_READ16(reg) DRM_READ16(dev_priv->mmio_map, reg) -#define I830_WRITE16(reg,val) DRM_WRITE16(dev_priv->mmio_map, reg, val) +#define I830_READ(reg) DRM_READ32(dev_priv->mmio_map, reg) +#define I830_WRITE(reg, val) DRM_WRITE32(dev_priv->mmio_map, reg, val) +#define I830_READ16(reg) DRM_READ16(dev_priv->mmio_map, reg) +#define I830_WRITE16(reg, val) DRM_WRITE16(dev_priv->mmio_map, reg, val) #define I830_VERBOSE 0 #define RING_LOCALS unsigned int outring, ringmask, outcount; \ - volatile char *virt; + volatile char *virt; #define BEGIN_LP_RING(n) do { \ if (I830_VERBOSE) \ printk("BEGIN_LP_RING(%d)\n", (n)); \ if (dev_priv->ring.space < n*4) \ - i830_wait_ring(dev, n*4, __func__); \ + i830_wait_ring(dev, n*4, __func__); \ outcount = 0; \ outring = dev_priv->ring.tail; \ ringmask = dev_priv->ring.tail_mask; \ @@ -166,21 +166,23 @@ extern int i830_driver_device_is_agp(struct drm_device * dev); } while (0) #define OUT_RING(n) do { \ - if (I830_VERBOSE) printk(" OUT_RING %x\n", (int)(n)); \ + if (I830_VERBOSE) \ + printk(" OUT_RING %x\n", (int)(n)); \ *(volatile unsigned int *)(virt + outring) = n; \ - outcount++; \ + outcount++; \ outring += 4; \ outring &= ringmask; \ } while (0) -#define ADVANCE_LP_RING() do { \ - if (I830_VERBOSE) printk("ADVANCE_LP_RING %x\n", outring); \ - dev_priv->ring.tail = outring; \ - dev_priv->ring.space -= outcount * 4; \ - I830_WRITE(LP_RING + RING_TAIL, outring); \ -} while(0) +#define ADVANCE_LP_RING() do { \ + if (I830_VERBOSE) \ + printk("ADVANCE_LP_RING %x\n", outring); \ + dev_priv->ring.tail = outring; \ + dev_priv->ring.space -= outcount * 4; \ + I830_WRITE(LP_RING + RING_TAIL, outring); \ +} while (0) -extern int i830_wait_ring(struct drm_device * dev, int n, const char *caller); +extern int i830_wait_ring(struct drm_device *dev, int n, const char *caller); #define GFX_OP_USER_INTERRUPT ((0<<29)|(2<<23)) #define GFX_OP_BREAKPOINT_INTERRUPT ((0<<29)|(1<<23)) diff --git a/drivers/gpu/drm/i830/i830_irq.c b/drivers/gpu/drm/i830/i830_irq.c index 91ec2bb497e9..d1a6b95d631d 100644 --- a/drivers/gpu/drm/i830/i830_irq.c +++ b/drivers/gpu/drm/i830/i830_irq.c @@ -53,7 +53,7 @@ irqreturn_t i830_driver_irq_handler(DRM_IRQ_ARGS) return IRQ_HANDLED; } -static int i830_emit_irq(struct drm_device * dev) +static int i830_emit_irq(struct drm_device *dev) { drm_i830_private_t *dev_priv = dev->dev_private; RING_LOCALS; @@ -70,7 +70,7 @@ static int i830_emit_irq(struct drm_device * dev) return atomic_read(&dev_priv->irq_emitted); } -static int i830_wait_irq(struct drm_device * dev, int irq_nr) +static int i830_wait_irq(struct drm_device *dev, int irq_nr) { drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private; DECLARE_WAITQUEUE(entry, current); @@ -156,7 +156,7 @@ int i830_irq_wait(struct drm_device *dev, void *data, /* drm_dma.h hooks */ -void i830_driver_irq_preinstall(struct drm_device * dev) +void i830_driver_irq_preinstall(struct drm_device *dev) { drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private; @@ -168,14 +168,14 @@ void i830_driver_irq_preinstall(struct drm_device * dev) init_waitqueue_head(&dev_priv->irq_queue); } -void i830_driver_irq_postinstall(struct drm_device * dev) +void i830_driver_irq_postinstall(struct drm_device *dev) { drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private; I830_WRITE16(I830REG_INT_ENABLE_R, 0x2); } -void i830_driver_irq_uninstall(struct drm_device * dev) +void i830_driver_irq_uninstall(struct drm_device *dev) { drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private; if (!dev_priv) |