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path: root/drivers/char/drm/i810_dma.c
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Diffstat (limited to 'drivers/char/drm/i810_dma.c')
-rw-r--r--drivers/char/drm/i810_dma.c1087
1 files changed, 536 insertions, 551 deletions
diff --git a/drivers/char/drm/i810_dma.c b/drivers/char/drm/i810_dma.c
index 2f1659b96fd..dba502373da 100644
--- a/drivers/char/drm/i810_dma.c
+++ b/drivers/char/drm/i810_dma.c
@@ -45,102 +45,101 @@
#define I810_BUF_UNMAPPED 0
#define I810_BUF_MAPPED 1
-static drm_buf_t *i810_freelist_get(drm_device_t *dev)
+static drm_buf_t *i810_freelist_get(drm_device_t * dev)
{
- drm_device_dma_t *dma = dev->dma;
- int i;
- int used;
+ drm_device_dma_t *dma = dev->dma;
+ int i;
+ int used;
/* Linear search might not be the best solution */
- for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i810_buf_priv_t *buf_priv = buf->dev_private;
+ for (i = 0; i < dma->buf_count; i++) {
+ drm_buf_t *buf = dma->buflist[i];
+ drm_i810_buf_priv_t *buf_priv = buf->dev_private;
/* In use is already a pointer */
- used = cmpxchg(buf_priv->in_use, I810_BUF_FREE,
+ used = cmpxchg(buf_priv->in_use, I810_BUF_FREE,
I810_BUF_CLIENT);
if (used == I810_BUF_FREE) {
return buf;
}
}
- return NULL;
+ return NULL;
}
/* This should only be called if the buffer is not sent to the hardware
* yet, the hardware updates in use for us once its on the ring buffer.
*/
-static int i810_freelist_put(drm_device_t *dev, drm_buf_t *buf)
+static int i810_freelist_put(drm_device_t * dev, drm_buf_t * buf)
{
- drm_i810_buf_priv_t *buf_priv = buf->dev_private;
- int used;
+ drm_i810_buf_priv_t *buf_priv = buf->dev_private;
+ int used;
- /* In use is already a pointer */
- used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, I810_BUF_FREE);
+ /* In use is already a pointer */
+ used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, I810_BUF_FREE);
if (used != I810_BUF_CLIENT) {
- DRM_ERROR("Freeing buffer thats not in use : %d\n", buf->idx);
- return -EINVAL;
+ DRM_ERROR("Freeing buffer thats not in use : %d\n", buf->idx);
+ return -EINVAL;
}
- return 0;
+ return 0;
}
static int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev;
- drm_i810_private_t *dev_priv;
- drm_buf_t *buf;
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev;
+ drm_i810_private_t *dev_priv;
+ drm_buf_t *buf;
drm_i810_buf_priv_t *buf_priv;
lock_kernel();
- dev = priv->head->dev;
+ dev = priv->head->dev;
dev_priv = dev->dev_private;
- buf = dev_priv->mmap_buffer;
+ buf = dev_priv->mmap_buffer;
buf_priv = buf->dev_private;
vma->vm_flags |= (VM_IO | VM_DONTCOPY);
vma->vm_file = filp;
- buf_priv->currently_mapped = I810_BUF_MAPPED;
+ buf_priv->currently_mapped = I810_BUF_MAPPED;
unlock_kernel();
if (io_remap_pfn_range(vma, vma->vm_start,
- VM_OFFSET(vma) >> PAGE_SHIFT,
- vma->vm_end - vma->vm_start,
- vma->vm_page_prot)) return -EAGAIN;
+ VM_OFFSET(vma) >> PAGE_SHIFT,
+ vma->vm_end - vma->vm_start, vma->vm_page_prot))
+ return -EAGAIN;
return 0;
}
static struct file_operations i810_buffer_fops = {
- .open = drm_open,
- .flush = drm_flush,
+ .open = drm_open,
+ .flush = drm_flush,
.release = drm_release,
- .ioctl = drm_ioctl,
- .mmap = i810_mmap_buffers,
- .fasync = drm_fasync,
+ .ioctl = drm_ioctl,
+ .mmap = i810_mmap_buffers,
+ .fasync = drm_fasync,
};
-static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
+static int i810_map_buffer(drm_buf_t * buf, struct file *filp)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->head->dev;
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->head->dev;
drm_i810_buf_priv_t *buf_priv = buf->dev_private;
- drm_i810_private_t *dev_priv = dev->dev_private;
- struct file_operations *old_fops;
+ drm_i810_private_t *dev_priv = dev->dev_private;
+ struct file_operations *old_fops;
int retcode = 0;
- if (buf_priv->currently_mapped == I810_BUF_MAPPED)
+ if (buf_priv->currently_mapped == I810_BUF_MAPPED)
return -EINVAL;
- down_write( &current->mm->mmap_sem );
+ down_write(&current->mm->mmap_sem);
old_fops = filp->f_op;
filp->f_op = &i810_buffer_fops;
dev_priv->mmap_buffer = buf;
buf_priv->virtual = (void *)do_mmap(filp, 0, buf->total,
- PROT_READ|PROT_WRITE,
- MAP_SHARED,
- buf->bus_address);
+ PROT_READ | PROT_WRITE,
+ MAP_SHARED, buf->bus_address);
dev_priv->mmap_buffer = NULL;
filp->f_op = old_fops;
if ((unsigned long)buf_priv->virtual > -1024UL) {
@@ -149,12 +148,12 @@ static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
retcode = (signed int)buf_priv->virtual;
buf_priv->virtual = NULL;
}
- up_write( &current->mm->mmap_sem );
+ up_write(&current->mm->mmap_sem);
return retcode;
}
-static int i810_unmap_buffer(drm_buf_t *buf)
+static int i810_unmap_buffer(drm_buf_t * buf)
{
drm_i810_buf_priv_t *buf_priv = buf->dev_private;
int retcode = 0;
@@ -168,43 +167,43 @@ static int i810_unmap_buffer(drm_buf_t *buf)
(size_t) buf->total);
up_write(&current->mm->mmap_sem);
- buf_priv->currently_mapped = I810_BUF_UNMAPPED;
- buf_priv->virtual = NULL;
+ buf_priv->currently_mapped = I810_BUF_UNMAPPED;
+ buf_priv->virtual = NULL;
return retcode;
}
-static int i810_dma_get_buffer(drm_device_t *dev, drm_i810_dma_t *d,
+static int i810_dma_get_buffer(drm_device_t * dev, drm_i810_dma_t * d,
struct file *filp)
{
- drm_buf_t *buf;
+ drm_buf_t *buf;
drm_i810_buf_priv_t *buf_priv;
int retcode = 0;
buf = i810_freelist_get(dev);
if (!buf) {
retcode = -ENOMEM;
- DRM_DEBUG("retcode=%d\n", retcode);
+ DRM_DEBUG("retcode=%d\n", retcode);
return retcode;
}
retcode = i810_map_buffer(buf, filp);
if (retcode) {
i810_freelist_put(dev, buf);
- DRM_ERROR("mapbuf failed, retcode %d\n", retcode);
+ DRM_ERROR("mapbuf failed, retcode %d\n", retcode);
return retcode;
}
buf->filp = filp;
buf_priv = buf->dev_private;
d->granted = 1;
- d->request_idx = buf->idx;
- d->request_size = buf->total;
- d->virtual = buf_priv->virtual;
+ d->request_idx = buf->idx;
+ d->request_size = buf->total;
+ d->virtual = buf_priv->virtual;
return retcode;
}
-static int i810_dma_cleanup(drm_device_t *dev)
+static int i810_dma_cleanup(drm_device_t * dev)
{
drm_device_dma_t *dma = dev->dma;
@@ -217,165 +216,167 @@ static int i810_dma_cleanup(drm_device_t *dev)
if (dev->dev_private) {
int i;
- drm_i810_private_t *dev_priv =
- (drm_i810_private_t *) dev->dev_private;
+ drm_i810_private_t *dev_priv =
+ (drm_i810_private_t *) dev->dev_private;
if (dev_priv->ring.virtual_start) {
- drm_ioremapfree((void *) dev_priv->ring.virtual_start,
- dev_priv->ring.Size, dev);
+ drm_ioremapfree((void *)dev_priv->ring.virtual_start,
+ dev_priv->ring.Size, dev);
}
- if (dev_priv->hw_status_page) {
- pci_free_consistent(dev->pdev, PAGE_SIZE,
+ if (dev_priv->hw_status_page) {
+ pci_free_consistent(dev->pdev, PAGE_SIZE,
dev_priv->hw_status_page,
dev_priv->dma_status_page);
- /* Need to rewrite hardware status page */
- I810_WRITE(0x02080, 0x1ffff000);
+ /* Need to rewrite hardware status page */
+ I810_WRITE(0x02080, 0x1ffff000);
}
- drm_free(dev->dev_private, sizeof(drm_i810_private_t),
+ drm_free(dev->dev_private, sizeof(drm_i810_private_t),
DRM_MEM_DRIVER);
- dev->dev_private = NULL;
+ dev->dev_private = NULL;
for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
+ drm_buf_t *buf = dma->buflist[i];
drm_i810_buf_priv_t *buf_priv = buf->dev_private;
- if ( buf_priv->kernel_virtual && buf->total )
- drm_ioremapfree(buf_priv->kernel_virtual, buf->total, dev);
+ if (buf_priv->kernel_virtual && buf->total)
+ drm_ioremapfree(buf_priv->kernel_virtual,
+ buf->total, dev);
}
}
- return 0;
+ return 0;
}
-static int i810_wait_ring(drm_device_t *dev, int n)
+static int i810_wait_ring(drm_device_t * dev, int n)
{
- drm_i810_private_t *dev_priv = dev->dev_private;
- drm_i810_ring_buffer_t *ring = &(dev_priv->ring);
- int iters = 0;
- unsigned long end;
+ drm_i810_private_t *dev_priv = dev->dev_private;
+ drm_i810_ring_buffer_t *ring = &(dev_priv->ring);
+ int iters = 0;
+ unsigned long end;
unsigned int last_head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
- end = jiffies + (HZ*3);
- while (ring->space < n) {
- ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
- ring->space = ring->head - (ring->tail+8);
- if (ring->space < 0) ring->space += ring->Size;
-
+ end = jiffies + (HZ * 3);
+ while (ring->space < n) {
+ ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
+ ring->space = ring->head - (ring->tail + 8);
+ if (ring->space < 0)
+ ring->space += ring->Size;
+
if (ring->head != last_head) {
- end = jiffies + (HZ*3);
+ end = jiffies + (HZ * 3);
last_head = ring->head;
}
-
- iters++;
+
+ iters++;
if (time_before(end, jiffies)) {
- DRM_ERROR("space: %d wanted %d\n", ring->space, n);
- DRM_ERROR("lockup\n");
- goto out_wait_ring;
+ DRM_ERROR("space: %d wanted %d\n", ring->space, n);
+ DRM_ERROR("lockup\n");
+ goto out_wait_ring;
}
udelay(1);
}
-out_wait_ring:
- return iters;
+ out_wait_ring:
+ return iters;
}
-static void i810_kernel_lost_context(drm_device_t *dev)
+static void i810_kernel_lost_context(drm_device_t * dev)
{
- drm_i810_private_t *dev_priv = dev->dev_private;
- drm_i810_ring_buffer_t *ring = &(dev_priv->ring);
+ drm_i810_private_t *dev_priv = dev->dev_private;
+ drm_i810_ring_buffer_t *ring = &(dev_priv->ring);
- ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
- ring->tail = I810_READ(LP_RING + RING_TAIL);
- ring->space = ring->head - (ring->tail+8);
- if (ring->space < 0) ring->space += ring->Size;
+ ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
+ ring->tail = I810_READ(LP_RING + RING_TAIL);
+ ring->space = ring->head - (ring->tail + 8);
+ if (ring->space < 0)
+ ring->space += ring->Size;
}
-static int i810_freelist_init(drm_device_t *dev, drm_i810_private_t *dev_priv)
+static int i810_freelist_init(drm_device_t * dev, drm_i810_private_t * dev_priv)
{
- drm_device_dma_t *dma = dev->dma;
- int my_idx = 24;
- u32 *hw_status = (u32 *)(dev_priv->hw_status_page + my_idx);
- int i;
+ drm_device_dma_t *dma = dev->dma;
+ int my_idx = 24;
+ u32 *hw_status = (u32 *) (dev_priv->hw_status_page + my_idx);
+ int i;
if (dma->buf_count > 1019) {
- /* Not enough space in the status page for the freelist */
- return -EINVAL;
+ /* Not enough space in the status page for the freelist */
+ return -EINVAL;
}
- for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i810_buf_priv_t *buf_priv = buf->dev_private;
+ for (i = 0; i < dma->buf_count; i++) {
+ drm_buf_t *buf = dma->buflist[i];
+ drm_i810_buf_priv_t *buf_priv = buf->dev_private;
- buf_priv->in_use = hw_status++;
- buf_priv->my_use_idx = my_idx;
- my_idx += 4;
+ buf_priv->in_use = hw_status++;
+ buf_priv->my_use_idx = my_idx;
+ my_idx += 4;
- *buf_priv->in_use = I810_BUF_FREE;
+ *buf_priv->in_use = I810_BUF_FREE;
buf_priv->kernel_virtual = drm_ioremap(buf->bus_address,
- buf->total, dev);
+ buf->total, dev);
}
return 0;
}
-static int i810_dma_initialize(drm_device_t *dev,
- drm_i810_private_t *dev_priv,
- drm_i810_init_t *init)
+static int i810_dma_initialize(drm_device_t * dev,
+ drm_i810_private_t * dev_priv,
+ drm_i810_init_t * init)
{
struct list_head *list;
- memset(dev_priv, 0, sizeof(drm_i810_private_t));
+ memset(dev_priv, 0, sizeof(drm_i810_private_t));
list_for_each(list, &dev->maplist->head) {
drm_map_list_t *r_list = list_entry(list, drm_map_list_t, head);
if (r_list->map &&
r_list->map->type == _DRM_SHM &&
- r_list->map->flags & _DRM_CONTAINS_LOCK ) {
+ r_list->map->flags & _DRM_CONTAINS_LOCK) {
dev_priv->sarea_map = r_list->map;
- break;
- }
- }
+ break;
+ }
+ }
if (!dev_priv->sarea_map) {
dev->dev_private = (void *)dev_priv;
- i810_dma_cleanup(dev);
- DRM_ERROR("can not find sarea!\n");
- return -EINVAL;
+ i810_dma_cleanup(dev);
+ DRM_ERROR("can not find sarea!\n");
+ return -EINVAL;
}
dev_priv->mmio_map = drm_core_findmap(dev, init->mmio_offset);
if (!dev_priv->mmio_map) {
dev->dev_private = (void *)dev_priv;
- i810_dma_cleanup(dev);
- DRM_ERROR("can not find mmio map!\n");
- return -EINVAL;
+ i810_dma_cleanup(dev);
+ DRM_ERROR("can not find mmio map!\n");
+ return -EINVAL;
}
dev->agp_buffer_token = init->buffers_offset;
dev->agp_buffer_map = drm_core_findmap(dev, init->buffers_offset);
if (!dev->agp_buffer_map) {
dev->dev_private = (void *)dev_priv;
- i810_dma_cleanup(dev);
- DRM_ERROR("can not find dma buffer map!\n");
- return -EINVAL;
+ i810_dma_cleanup(dev);
+ DRM_ERROR("can not find dma buffer map!\n");
+ return -EINVAL;
}
dev_priv->sarea_priv = (drm_i810_sarea_t *)
- ((u8 *)dev_priv->sarea_map->handle +
- init->sarea_priv_offset);
+ ((u8 *) dev_priv->sarea_map->handle + init->sarea_priv_offset);
- dev_priv->ring.Start = init->ring_start;
- dev_priv->ring.End = init->ring_end;
- dev_priv->ring.Size = init->ring_size;
+ dev_priv->ring.Start = init->ring_start;
+ dev_priv->ring.End = init->ring_end;
+ dev_priv->ring.Size = init->ring_size;
- dev_priv->ring.virtual_start = drm_ioremap(dev->agp->base +
- init->ring_start,
- init->ring_size, dev);
+ dev_priv->ring.virtual_start = drm_ioremap(dev->agp->base +
+ init->ring_start,
+ init->ring_size, dev);
- if (dev_priv->ring.virtual_start == NULL) {
- dev->dev_private = (void *) dev_priv;
- i810_dma_cleanup(dev);
- DRM_ERROR("can not ioremap virtual address for"
+ if (dev_priv->ring.virtual_start == NULL) {
+ dev->dev_private = (void *)dev_priv;
+ i810_dma_cleanup(dev);
+ DRM_ERROR("can not ioremap virtual address for"
" ring buffer\n");
- return -ENOMEM;
+ return -ENOMEM;
}
- dev_priv->ring.tail_mask = dev_priv->ring.Size - 1;
+ dev_priv->ring.tail_mask = dev_priv->ring.Size - 1;
dev_priv->w = init->w;
dev_priv->h = init->h;
@@ -391,33 +392,33 @@ static int i810_dma_initialize(drm_device_t *dev,
dev_priv->back_di1 = init->back_offset | init->pitch_bits;
dev_priv->zi1 = init->depth_offset | init->pitch_bits;
- /* Program Hardware Status Page */
- dev_priv->hw_status_page =
- pci_alloc_consistent(dev->pdev, PAGE_SIZE,
- &dev_priv->dma_status_page);
- if (!dev_priv->hw_status_page) {
+ /* Program Hardware Status Page */
+ dev_priv->hw_status_page =
+ pci_alloc_consistent(dev->pdev, PAGE_SIZE,
+ &dev_priv->dma_status_page);
+ if (!dev_priv->hw_status_page) {
dev->dev_private = (void *)dev_priv;
i810_dma_cleanup(dev);
DRM_ERROR("Can not allocate hardware status page\n");
return -ENOMEM;
}
- memset(dev_priv->hw_status_page, 0, PAGE_SIZE);
- DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page);
+ memset(dev_priv->hw_status_page, 0, PAGE_SIZE);
+ DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page);
I810_WRITE(0x02080, dev_priv->dma_status_page);
- DRM_DEBUG("Enabled hardware status page\n");
+ DRM_DEBUG("Enabled hardware status page\n");
- /* Now we need to init our freelist */
+ /* Now we need to init our freelist */
if (i810_freelist_init(dev, dev_priv) != 0) {
dev->dev_private = (void *)dev_priv;
- i810_dma_cleanup(dev);
- DRM_ERROR("Not enough space in the status page for"
+ i810_dma_cleanup(dev);
+ DRM_ERROR("Not enough space in the status page for"
" the freelist\n");
- return -ENOMEM;
+ return -ENOMEM;
}
dev->dev_private = (void *)dev_priv;
- return 0;
+ return 0;
}
/* i810 DRM version 1.1 used a smaller init structure with different
@@ -431,12 +432,12 @@ static int i810_dma_initialize(drm_device_t *dev,
* If it isn't then we have a v1.1 client. Fix up params.
* If it is, then we have a 1.2 client... get the rest of the data.
*/
-static int i810_dma_init_compat(drm_i810_init_t *init, unsigned long arg)
+static int i810_dma_init_compat(drm_i810_init_t * init, unsigned long arg)
{
/* Get v1.1 init data */
- if (copy_from_user(init, (drm_i810_pre12_init_t __user *)arg,
- sizeof(drm_i810_pre12_init_t))) {
+ if (copy_from_user(init, (drm_i810_pre12_init_t __user *) arg,
+ sizeof(drm_i810_pre12_init_t))) {
return -EFAULT;
}
@@ -444,7 +445,7 @@ static int i810_dma_init_compat(drm_i810_init_t *init, unsigned long arg)
/* This is a v1.2 client, just get the v1.2 init data */
DRM_INFO("Using POST v1.2 init.\n");
- if (copy_from_user(init, (drm_i810_init_t __user *)arg,
+ if (copy_from_user(init, (drm_i810_init_t __user *) arg,
sizeof(drm_i810_init_t))) {
return -EFAULT;
}
@@ -452,246 +453,239 @@ static int i810_dma_init_compat(drm_i810_init_t *init, unsigned long arg)
/* This is a v1.1 client, fix the params */
DRM_INFO("Using PRE v1.2 init.\n");
- init->pitch_bits = init->h;
- init->pitch = init->w;
- init->h = init->overlay_physical;
- init->w = init->overlay_offset;
- init->overlay_physical = 0;
- init->overlay_offset = 0;
+ init->pitch_bits = init->h;
+ init->pitch = init->w;
+ init->h = init->overlay_physical;
+ init->w = init->overlay_offset;
+ init->overlay_physical = 0;
+ init->overlay_offset = 0;
}
return 0;
}
static int i810_dma_init(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+ unsigned int cmd, unsigned long arg)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->head->dev;
- drm_i810_private_t *dev_priv;
- drm_i810_init_t init;
- int retcode = 0;
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->head->dev;
+ drm_i810_private_t *dev_priv;
+ drm_i810_init_t init;
+ int retcode = 0;
/* Get only the init func */
- if (copy_from_user(&init, (void __user *)arg, sizeof(drm_i810_init_func_t)))
+ if (copy_from_user
+ (&init, (void __user *)arg, sizeof(drm_i810_init_func_t)))
return -EFAULT;
- switch(init.func) {
- case I810_INIT_DMA:
- /* This case is for backward compatibility. It
- * handles XFree 4.1.0 and 4.2.0, and has to
- * do some parameter checking as described below.
- * It will someday go away.
- */
- retcode = i810_dma_init_compat(&init, arg);
- if (retcode)
- return retcode;
-
- dev_priv = drm_alloc(sizeof(drm_i810_private_t),
- DRM_MEM_DRIVER);
- if (dev_priv == NULL)
- return -ENOMEM;
- retcode = i810_dma_initialize(dev, dev_priv, &init);
- break;
-
- default:
- case I810_INIT_DMA_1_4:
- DRM_INFO("Using v1.4 init.\n");
- if (copy_from_user(&init, (drm_i810_init_t __user *)arg,
- sizeof(drm_i810_init_t))) {
- return -EFAULT;
- }
- dev_priv = drm_alloc(sizeof(drm_i810_private_t),
- DRM_MEM_DRIVER);
- if (dev_priv == NULL)
- return -ENOMEM;
- retcode = i810_dma_initialize(dev, dev_priv, &init);
- break;
-
- case I810_CLEANUP_DMA:
- DRM_INFO("DMA Cleanup\n");
- retcode = i810_dma_cleanup(dev);
- break;
+ switch (init.func) {
+ case I810_INIT_DMA:
+ /* This case is for backward compatibility. It
+ * handles XFree 4.1.0 and 4.2.0, and has to
+ * do some parameter checking as described below.
+ * It will someday go away.
+ */
+ retcode = i810_dma_init_compat(&init, arg);
+ if (retcode)
+ return retcode;
+
+ dev_priv = drm_alloc(sizeof(drm_i810_private_t),
+ DRM_MEM_DRIVER);
+ if (dev_priv == NULL)
+ return -ENOMEM;
+ retcode = i810_dma_initialize(dev, dev_priv, &init);
+ break;
+
+ default:
+ case I810_INIT_DMA_1_4:
+ DRM_INFO("Using v1.4 init.\n");
+ if (copy_from_user(&init, (drm_i810_init_t __user *) arg,
+ sizeof(drm_i810_init_t))) {
+ return -EFAULT;
+ }
+ dev_priv = drm_alloc(sizeof(drm_i810_private_t),
+ DRM_MEM_DRIVER);
+ if (dev_priv == NULL)
+ return -ENOMEM;
+ retcode = i810_dma_initialize(dev, dev_priv, &init);
+ break;
+
+ case I810_CLEANUP_DMA:
+ DRM_INFO("DMA Cleanup\n");
+ retcode = i810_dma_cleanup(dev);
+ break;
}
- return retcode;
+ return retcode;
}
-
-
/* Most efficient way to verify state for the i810 is as it is
* emitted. Non-conformant state is silently dropped.
*
* Use 'volatile' & local var tmp to force the emitted values to be
* identical to the verified ones.
*/
-static void i810EmitContextVerified( drm_device_t *dev,
- volatile unsigned int *code )
+static void i810EmitContextVerified(drm_device_t * dev,
+ volatile unsigned int *code)
{
- drm_i810_private_t *dev_priv = dev->dev_private;
+ drm_i810_private_t *dev_priv = dev->dev_private;
int i, j = 0;
unsigned int tmp;
RING_LOCALS;
- BEGIN_LP_RING( I810_CTX_SETUP_SIZE );
+ BEGIN_LP_RING(I810_CTX_SETUP_SIZE);
- OUT_RING( GFX_OP_COLOR_FACTOR );
- OUT_RING( code[I810_CTXREG_CF1] );
+ OUT_RING(GFX_OP_COLOR_FACTOR);
+ OUT_RING(code[I810_CTXREG_CF1]);
- OUT_RING( GFX_OP_STIPPLE );
- OUT_RING( code[I810_CTXREG_ST1] );
+ OUT_RING(GFX_OP_STIPPLE);
+ OUT_RING(code[I810_CTXREG_ST1]);
- for ( i = 4 ; i < I810_CTX_SETUP_SIZE ; i++ ) {
+ for (i = 4; i < I810_CTX_SETUP_SIZE; i++) {
tmp = code[i];
- if ((tmp & (7<<29)) == (3<<29) &&
- (tmp & (0x1f<<24)) < (0x1d<<24))
- {
- OUT_RING( tmp );
+ if ((tmp & (7 << 29)) == (3 << 29) &&
+ (tmp & (0x1f << 24)) < (0x1d << 24)) {
+ OUT_RING(tmp);
j++;
- }
- else printk("constext state dropped!!!\n");
+ } else
+ printk("constext state dropped!!!\n");
}
if (j & 1)
- OUT_RING( 0 );
+ OUT_RING(0);
ADVANCE_LP_RING();
}
-static void i810EmitTexVerified( drm_device_t *dev,
- volatile unsigned int *code )
+static void i810EmitTexVerified(drm_device_t * dev, volatile unsigned int *code)
{
- drm_i810_private_t *dev_priv = dev->dev_private;
+ drm_i810_private_t *dev_priv = dev->dev_private;
int i, j = 0;
unsigned int tmp;
RING_LOCALS;
- BEGIN_LP_RING( I810_TEX_SETUP_SIZE );
+ BEGIN_LP_RING(I810_TEX_SETUP_SIZE);
- OUT_RING( GFX_OP_MAP_INFO );
- OUT_RING( code[I810_TEXREG_MI1] );
- OUT_RING( code[I810_TEXREG_MI2] );
- OUT_RING( code[I810_TEXREG_MI3] );
+ OUT_RING(GFX_OP_MAP_INFO);
+ OUT_RING(code[I810_TEXREG_MI1]);
+ OUT_RING(code[I810_TEXREG_MI2]);
+ OUT_RING(code[I810_TEXREG_MI3]);
- for ( i = 4 ; i < I810_TEX_SETUP_SIZE ; i++ ) {
+ for (i = 4; i < I810_TEX_SETUP_SIZE; i++) {
tmp = code[i];
- if ((tmp & (7<<29)) == (3<<29) &&
- (tmp & (0x1f<<24)) < (0x1d<<24))
- {
- OUT_RING( tmp );
+ if ((tmp & (7 << 29)) == (3 << 29) &&
+ (tmp & (0x1f << 24)) < (0x1d << 24)) {
+ OUT_RING(tmp);
j++;
- }
- else printk("texture state dropped!!!\n");
+ } else
+ printk("texture state dropped!!!\n");
}
if (j & 1)
- OUT_RING( 0 );
+ OUT_RING(0);
ADVANCE_LP_RING();
}
-
/* Need to do some additional checking when setting the dest buffer.
*/
-static void i810EmitDestVerified( drm_device_t *dev,
- volatile unsigned int *code )
+static void i810EmitDestVerified(drm_device_t * dev,
+ volatile unsigned int *code)
{
- drm_i810_private_t *dev_priv = dev->dev_private;
+ drm_i810_private_t *dev_priv = dev->dev_private;
unsigned int tmp;
RING_LOCALS;
- BEGIN_LP_RING( I810_DEST_SETUP_SIZE + 2 );
+ BEGIN_LP_RING(I810_DEST_SETUP_SIZE + 2);
tmp = code[I810_DESTREG_DI1];
if (tmp == dev_priv->front_di1 || tmp == dev_priv->back_di1) {
- OUT_RING( CMD_OP_DESTBUFFER_INFO );
- OUT_RING( tmp );
+ OUT_RING(CMD_OP_DESTBUFFER_INFO);
+ OUT_RING(tmp);
} else
- DRM_DEBUG("bad di1 %x (allow %x or %x)\n",
- tmp, dev_priv->front_di1, dev_priv->back_di1);
+ DRM_DEBUG("bad di1 %x (allow %x or %x)\n",
+ tmp, dev_priv->front_di1, dev_priv->back_di1);
/* invarient:
*/
- OUT_RING( CMD_OP_Z_BUFFER_INFO );
- OUT_RING( dev_priv->zi1 );
+ OUT_RING(CMD_OP_Z_BUFFER_INFO);
+ OUT_RING(dev_priv->zi1);
- OUT_RING( GFX_OP_DESTBUFFER_VARS );
- OUT_RING( code[I810_DESTREG_DV1] );
+ OUT_RING(GFX_OP_DESTBUFFER_VARS);
+ OUT_RING(code[I810_DESTREG_DV1]);
- OUT_RING( GFX_OP_DRAWRECT_INFO );
- OUT_RING( code[I810_DESTREG_DR1] );
- OUT_RING( code[I810_DESTREG_DR2] );
- OUT_RING( code[I810_DESTREG_DR3] );
- OUT_RING( code[I810_DESTREG_DR4] );
- OUT_RING( 0 );
+ OUT_RING(GFX_OP_DRAWRECT_INFO);
+ OUT_RING(code[I810_DESTREG_DR1]);
+ OUT_RING(code[I810_DESTREG_DR2]);
+ OUT_RING(code[I810_DESTREG_DR3]);
+ OUT_RING(code[I810_DESTREG_DR4]);
+ OUT_RING(0);
ADVANCE_LP_RING();
}
-
-
-static void i810EmitState( drm_device_t *dev )
+static void i810EmitState(drm_device_t * dev)
{
- drm_i810_private_t *dev_priv = dev->dev_private;
- drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_i810_private_t *dev_priv = dev->dev_private;
+ drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
unsigned int dirty = sarea_priv->dirty;
-
+
DRM_DEBUG("%s %x\n", __FUNCTION__, dirty);
if (dirty & I810_UPLOAD_BUFFERS) {
- i810EmitDestVerified( dev, sarea_priv->BufferState );
+ i810EmitDestVerified(dev, sarea_priv->BufferState);
sarea_priv->dirty &= ~I810_UPLOAD_BUFFERS;
}
if (dirty & I810_UPLOAD_CTX) {
- i810EmitContextVerified( dev, sarea_priv->ContextState );
+ i810EmitContextVerified(dev, sarea_priv->ContextState);
sarea_priv->dirty &= ~I810_UPLOAD_CTX;
}
if (dirty & I810_UPLOAD_TEX0) {
- i810EmitTexVerified( dev, sarea_priv->TexState[0] );
+ i810EmitTexVerified(dev, sarea_priv->TexState[0]);
sarea_priv->dirty &= ~I810_UPLOAD_TEX0;
}
if (dirty & I810_UPLOAD_TEX1) {
- i810EmitTexVerified( dev, sarea_priv->TexState[1] );
+ i810EmitTexVerified(dev, sarea_priv->TexState[1]);
sarea_priv->dirty &= ~I810_UPLOAD_TEX1;
}
}
-
-
/* need to verify
*/
-static void i810_dma_dispatch_clear( drm_device_t *dev, int flags,
- unsigned int clear_color,
- unsigned int clear_zval )
+static void i810_dma_dispatch_clear(drm_device_t * dev, int flags,
+ unsigned int clear_color,
+ unsigned int clear_zval)
{
- drm_i810_private_t *dev_priv = dev->dev_private;
- drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_i810_private_t *dev_priv = dev->dev_private;
+ drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
int nbox = sarea_priv->nbox;
drm_clip_rect_t *pbox = sarea_priv->boxes;
int pitch = dev_priv->pitch;
int cpp = 2;
int i;
RING_LOCALS;
-
- if ( dev_priv->current_page == 1 ) {
- unsigned int tmp = flags;
-
+
+ if (dev_priv->current_page == 1) {
+ unsigned int tmp = flags;
+
flags &= ~(I810_FRONT | I810_BACK);
- if (tmp & I810_FRONT) flags |= I810_BACK;
- if (tmp & I810_BACK) flags |= I810_FRONT;
+ if (tmp & I810_FRONT)
+ flags |= I810_BACK;
+ if (tmp & I810_BACK)
+ flags |= I810_FRONT;
}
- i810_kernel_lost_context(dev);
+ i810_kernel_lost_context(dev);
- if (nbox > I810_NR_SAREA_CLIPRECTS)
- nbox = I810_NR_SAREA_CLIPRECTS;
+ if (nbox > I810_NR_SAREA_CLIPRECTS)
+ nbox = I810_NR_SAREA_CLIPRECTS;
- for (i = 0 ; i < nbox ; i++, pbox++) {
+ for (i = 0; i < nbox; i++, pbox++) {
unsigned int x = pbox->x1;
unsigned int y = pbox->y1;
unsigned int width = (pbox->x2 - x) * cpp;
@@ -700,52 +694,48 @@ static void i810_dma_dispatch_clear( drm_device_t *dev, int flags,
if (pbox->x1 > pbox->x2 ||
pbox->y1 > pbox->y2 ||
- pbox->x2 > dev_priv->w ||
- pbox->y2 > dev_priv->h)
+ pbox->x2 > dev_priv->w || pbox->y2 > dev_priv->h)
continue;
- if ( flags & I810_FRONT ) {
- BEGIN_LP_RING( 6 );
- OUT_RING( BR00_BITBLT_CLIENT |
- BR00_OP_COLOR_BLT | 0x3 );
- OUT_RING( BR13_SOLID_PATTERN | (0xF0 << 16) | pitch );
- OUT_RING( (height << 16) | width );
- OUT_RING( start );
- OUT_RING( clear_color );
- OUT_RING( 0 );
+ if (flags & I810_FRONT) {
+ BEGIN_LP_RING(6);
+ OUT_RING(BR00_BITBLT_CLIENT | BR00_OP_COLOR_BLT | 0x3);
+ OUT_RING(BR13_SOLID_PATTERN | (0xF0 << 16) | pitch);
+ OUT_RING((height << 16) | width);
+ OUT_RING(start);
+ OUT_RING(clear_color);
+ OUT_RING(0);
ADVANCE_LP_RING();
}
- if ( flags & I810_BACK ) {
- BEGIN_LP_RING( 6 );
- OUT_RING( BR00_BITBLT_CLIENT |
- BR00_OP_COLOR_BLT | 0x3 );
- OUT_RING( BR13_SOLID_PATTERN | (0xF0 << 16) | pitch );
- OUT_RING( (height << 16) | width );
- OUT_RING( dev_priv->back_offset + start );
- OUT_RING( clear_color );
- OUT_RING( 0 );
+ if (flags & I810_BACK) {
+ BEGIN_LP_RING(6);
+ OUT_RING(BR00_BITBLT_CLIENT | BR00_OP_COLOR_BLT | 0x3);
+ OUT_RING(BR13_SOLID_PATTERN | (0xF0 << 16) | pitch);
+ OUT_RING((height << 16) | width);
+ OUT_RING(dev_priv->back_offset + start);
+ OUT_RING(clear_color);
+ OUT_RING(0);
ADVANCE_LP_RING();
}
- if ( flags & I810_DEPTH ) {
- BEGIN_LP_RING( 6 );
- OUT_RING( BR00_BITBLT_CLIENT |
- BR00_OP_COLOR_BLT | 0x3 );
- OUT_RING( BR13_SOLID_PATTERN | (0xF0 << 16) | pitch );
- OUT_RING( (height << 16) | width );
- OUT_RING( dev_priv->depth_offset + start );
- OUT_RING( clear_zval );
- OUT_RING( 0 );
+ if (flags & I810_DEPTH) {
+ BEGIN_LP_RING(6);
+ OUT_RING(BR00_BITBLT_CLIENT | BR00_OP_COLOR_BLT | 0x3);
+ OUT_RING(BR13_SOLID_PATTERN | (0xF0 << 16) | pitch);
+ OUT_RING((height << 16) | width);
+ OUT_RING(dev_priv->depth_offset + start);
+ OUT_RING(clear_zval);
+ OUT_RING(0);
ADVANCE_LP_RING();
}
}
}
-static void i810_dma_dispatch_swap( drm_device_t *dev )
+static void i810_dma_dispatch_swap(drm_device_t * dev)
{
- drm_i810_private_t *dev_priv = dev->dev_private;
- drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_i810_private_t *dev_priv = dev->dev_private;
+ drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
int nbox = sarea_priv->nbox;
drm_clip_rect_t *pbox = sarea_priv->boxes;
int pitch = dev_priv->pitch;
@@ -755,75 +745,71 @@ static void i810_dma_dispatch_swap( drm_device_t *dev )
DRM_DEBUG("swapbuffers\n");
- i810_kernel_lost_context(dev);
+ i810_kernel_lost_context(dev);
- if (nbox > I810_NR_SAREA_CLIPRECTS)
- nbox = I810_NR_SAREA_CLIPRECTS;
+ if (nbox > I810_NR_SAREA_CLIPRECTS)
+ nbox = I810_NR_SAREA_CLIPRECTS;
- for (i = 0 ; i < nbox; i++, pbox++)
- {
+ for (i = 0; i < nbox; i++, pbox++) {
unsigned int w = pbox->x2 - pbox->x1;
unsigned int h = pbox->y2 - pbox->y1;
- unsigned int dst = pbox->x1*cpp + pbox->y1*pitch;
+ unsigned int dst = pbox->x1 * cpp + pbox->y1 * pitch;
unsigned int start = dst;
if (pbox->x1 > pbox->x2 ||
pbox->y1 > pbox->y2 ||
- pbox->x2 > dev_priv->w ||
- pbox->y2 > dev_priv->h)
+ pbox->x2 > dev_priv->w || pbox->y2 > dev_priv->h)
continue;
- BEGIN_LP_RING( 6 );
- OUT_RING( BR00_BITBLT_CLIENT | BR00_OP_SRC_COPY_BLT | 0x4 );
- OUT_RING( pitch | (0xCC << 16));
- OUT_RING( (h << 16) | (w * cpp));
+ BEGIN_LP_RING(6);
+ OUT_RING(BR00_BITBLT_CLIENT | BR00_OP_SRC_COPY_BLT | 0x4);
+ OUT_RING(pitch | (0xCC << 16));
+ OUT_RING((h << 16) | (w * cpp));
if (dev_priv->current_page == 0)
- OUT_RING(dev_priv->front_offset + start);
+ OUT_RING(dev_priv->front_offset + start);
else
- OUT_RING(dev_priv->back_offset + start);
- OUT_RING( pitch );
+ OUT_RING(dev_priv->back_offset + start);
+ OUT_RING(pitch);
if (dev_priv->current_page == 0)
- OUT_RING(dev_priv->back_offset + start);
+ OUT_RING(dev_priv->back_offset + start);
else
- OUT_RING(dev_priv->front_offset + start);
+ OUT_RING(dev_priv->front_offset + start);
ADVANCE_LP_RING();
}
}
-
-static void i810_dma_dispatch_vertex(drm_device_t *dev,
- drm_buf_t *buf,
- int discard,
- int used)
+static void i810_dma_dispatch_vertex(drm_device_t * dev,
+ drm_buf_t * buf, int discard, int used)
{
- drm_i810_private_t *dev_priv = dev->dev_private;
+ drm_i810_private_t *dev_priv = dev->dev_private;
drm_i810_buf_priv_t *buf_priv = buf->dev_private;
- drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_clip_rect_t *box = sarea_priv->boxes;
- int nbox = sarea_priv->nbox;
+ drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_clip_rect_t *box = sarea_priv->boxes;
+ int nbox = sarea_priv->nbox;
unsigned long address = (unsigned long)buf->bus_address;
unsigned long start = address - dev->agp->base;
int i = 0;
- RING_LOCALS;
+ RING_LOCALS;
- i810_kernel_lost_context(dev);
+ i810_kernel_lost_context(dev);
- if (nbox > I810_NR_SAREA_CLIPRECTS)
+ if (nbox > I810_NR_SAREA_CLIPRECTS)
nbox = I810_NR_SAREA_CLIPRECTS;
- if (used > 4*1024)
+ if (used > 4 * 1024)
used = 0;
if (sarea_priv->dirty)
- i810EmitState( dev );
+ i810EmitState(dev);
if (buf_priv->currently_mapped == I810_BUF_MAPPED) {
unsigned int prim = (sarea_priv->vertex_prim & PR_MASK);
- *(u32 *)buf_priv->kernel_virtual = ((GFX_OP_PRIMITIVE | prim | ((used/4)-2)));
+ *(u32 *) buf_priv->kernel_virtual =
+ ((GFX_OP_PRIMITIVE | prim | ((used / 4) - 2)));
if (used & 4) {
- *(u32 *)((u32)buf_priv->kernel_virtual + used) = 0;
+ *(u32 *) ((u32) buf_priv->kernel_virtual + used) = 0;
used += 4;
}
@@ -834,19 +820,20 @@ static void i810_dma_dispatch_vertex(drm_device_t *dev,
do {
if (i < nbox) {
BEGIN_LP_RING(4);
- OUT_RING( GFX_OP_SCISSOR | SC_UPDATE_SCISSOR |
- SC_ENABLE );
- OUT_RING( GFX_OP_SCISSOR_INFO );
- OUT_RING( box[i].x1 | (box[i].y1<<16) );
- OUT_RING( (box[i].x2-1) | ((box[i].y2-1)<<16) );
+ OUT_RING(GFX_OP_SCISSOR | SC_UPDATE_SCISSOR |
+ SC_ENABLE);
+ OUT_RING(GFX_OP_SCISSOR_INFO);
+ OUT_RING(box[i].x1 | (box[i].y1 << 16));
+ OUT_RING((box[i].x2 -
+ 1) | ((box[i].y2 - 1) << 16));
ADVANCE_LP_RING();
}
BEGIN_LP_RING(4);
- OUT_RING( CMD_OP_BATCH_BUFFER );
- OUT_RING( start | BB1_PROTECTED );
- OUT_RING( start + used - 4 );
- OUT_RING( 0 );
+ OUT_RING(CMD_OP_BATCH_BUFFER);
+ OUT_RING(start | BB1_PROTECTED);
+ OUT_RING(start + used - 4);
+ OUT_RING(0);
ADVANCE_LP_RING();
} while (++i < nbox);
@@ -855,59 +842,59 @@ static void i810_dma_dispatch_vertex(drm_device_t *dev,
if (discard) {
dev_priv->counter++;
- (void) cmpxchg(buf_priv->in_use, I810_BUF_CLIENT,
- I810_BUF_HARDWARE);
+ (void)cmpxchg(buf_priv->in_use, I810_BUF_CLIENT,
+ I810_BUF_HARDWARE);
BEGIN_LP_RING(8);
- OUT_RING( CMD_STORE_DWORD_IDX );
- OUT_RING( 20 );
- OUT_RING( dev_priv->counter );
- OUT_RING( CMD_STORE_DWORD_IDX );
- OUT_RING( buf_priv->my_use_idx );
- OUT_RING( I810_BUF_FREE );
- OUT_RING( CMD_REPORT_HEAD );
- OUT_RING( 0 );
+ OUT_RING(CMD_STORE_DWORD_IDX);
+ OUT_RING(20);
+ OUT_RING(dev_priv->counter);
+ OUT_RING(CMD_STORE_DWORD_IDX);
+ OUT_RING(buf_priv->my_use_idx);
+ OUT_RING(I810_BUF_FREE);
+ OUT_RING(CMD_REPORT_HEAD);
+ OUT_RING(0);
ADVANCE_LP_RING();
}
}
-static void i810_dma_dispatch_flip( drm_device_t *dev )
+static void i810_dma_dispatch_flip(drm_device_t * dev)
{
- drm_i810_private_t *dev_priv = dev->dev_private;
+ drm_i810_private_t *dev_priv = dev->dev_private;
int pitch = dev_priv->pitch;
RING_LOCALS;
- DRM_DEBUG( "%s: page=%d pfCurrentPage=%d\n",
- __FUNCTION__,
- dev_priv->current_page,
- dev_priv->sarea_priv->pf_current_page);
-
- i810_kernel_lost_context(dev);
+ DRM_DEBUG("%s: page=%d pfCurrentPage=%d\n",
+ __FUNCTION__,
+ dev_priv->current_page,
+ dev_priv->sarea_priv->pf_current_page);
+
+ i810_kernel_lost_context(dev);
- BEGIN_LP_RING( 2 );
- OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE );
- OUT_RING( 0 );
+ BEGIN_LP_RING(2);
+ OUT_RING(INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE);
+ OUT_RING(0);
ADVANCE_LP_RING();
- BEGIN_LP_RING( I810_DEST_SETUP_SIZE + 2 );
+ BEGIN_LP_RING(I810_DEST_SETUP_SIZE + 2);
/* On i815 at least ASYNC is buggy */
/* pitch<<5 is from 11.2.8 p158,
its the pitch / 8 then left shifted 8,
so (pitch >> 3) << 8 */
- OUT_RING( CMD_OP_FRONTBUFFER_INFO | (pitch<<5) /*| ASYNC_FLIP */ );
- if ( dev_priv->current_page == 0 ) {
- OUT_RING( dev_priv->back_offset );
+ OUT_RING(CMD_OP_FRONTBUFFER_INFO | (pitch << 5) /*| ASYNC_FLIP */ );
+ if (dev_priv->current_page == 0) {
+ OUT_RING(dev_priv->back_offset);
dev_priv->current_page = 1;
} else {
- OUT_RING( dev_priv->front_offset );
+ OUT_RING(dev_priv->front_offset);
dev_priv->current_page = 0;
}
OUT_RING(0);
ADVANCE_LP_RING();
BEGIN_LP_RING(2);
- OUT_RING( CMD_OP_WAIT_FOR_EVENT | WAIT_FOR_PLANE_A_FLIP );
- OUT_RING( 0 );
+ OUT_RING(CMD_OP_WAIT_FOR_EVENT | WAIT_FOR_PLANE_A_FLIP);
+ OUT_RING(0);
ADVANCE_LP_RING();
/* Increment the frame counter. The client-side 3D driver must
@@ -918,46 +905,46 @@ static void i810_dma_dispatch_flip( drm_device_t *dev )
}
-static void i810_dma_quiescent(drm_device_t *dev)
+static void i810_dma_quiescent(drm_device_t * dev)
{
- drm_i810_private_t *dev_priv = dev->dev_private;
- RING_LOCALS;
+ drm_i810_private_t *dev_priv = dev->dev_private;
+ RING_LOCALS;
/* printk("%s\n", __FUNCTION__); */
- i810_kernel_lost_context(dev);
+ i810_kernel_lost_context(dev);
- BEGIN_LP_RING(4);
- OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE );
- OUT_RING( CMD_REPORT_HEAD );
- OUT_RING( 0 );
- OUT_RING( 0 );
- ADVANCE_LP_RING();
+ BEGIN_LP_RING(4);
+ OUT_RING(INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE);
+ OUT_RING(CMD_REPORT_HEAD);
+ OUT_RING(0);
+ OUT_RING(0);
+ ADVANCE_LP_RING();
- i810_wait_ring( dev, dev_priv->ring.Size - 8 );
+ i810_wait_ring(dev, dev_priv->ring.Size - 8);
}
-static int i810_flush_queue(drm_device_t *dev)
+static int i810_flush_queue(drm_device_t * dev)
{
- drm_i810_private_t *dev_priv = dev->dev_private;
+ drm_i810_private_t *dev_priv = dev->dev_private;
drm_device_dma_t *dma = dev->dma;
- int i, ret = 0;
- RING_LOCALS;
-
+ int i, ret = 0;
+ RING_LOCALS;
+
/* printk("%s\n", __FUNCTION__); */
- i810_kernel_lost_context(dev);
+ i810_kernel_lost_context(dev);
- BEGIN_LP_RING(2);
- OUT_RING( CMD_REPORT_HEAD );
- OUT_RING( 0 );
- ADVANCE_LP_RING();
+ BEGIN_LP_RING(2);
+ OUT_RING(CMD_REPORT_HEAD);
+ OUT_RING(0);
+ ADVANCE_LP_RING();
- i810_wait_ring( dev, dev_priv->ring.Size - 8 );
+ i810_wait_ring(dev, dev_priv->ring.Size - 8);
- for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i810_buf_priv_t *buf_priv = buf->dev_private;
+ for (i = 0; i < dma->buf_count; i++) {
+ drm_buf_t *buf = dma->buflist[i];
+ drm_i810_buf_priv_t *buf_priv = buf->dev_private;
int used = cmpxchg(buf_priv->in_use, I810_BUF_HARDWARE,
I810_BUF_FREE);
@@ -968,24 +955,27 @@ static int i810_flush_queue(drm_device_t *dev)
DRM_DEBUG("still on client\n");
}
- return ret;
+ return ret;
}
/* Must be called with the lock held */
-void i810_reclaim_buffers(drm_device_t *dev, struct file *filp)
+void i810_reclaim_buffers(drm_device_t * dev, struct file *filp)
{
drm_device_dma_t *dma = dev->dma;
- int i;
+ int i;
- if (!dma) return;
- if (!dev->dev_private) return;
- if (!dma->buflist) return;
+ if (!dma)
+ return;
+ if (!dev->dev_private)
+ return;
+ if (!dma->buflist)
+ return;
- i810_flush_queue(dev);
+ i810_flush_queue(dev);
for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i810_buf_priv_t *buf_priv = buf->dev_private;
+ drm_buf_t *buf = dma->buflist[i];
+ drm_i810_buf_priv_t *buf_priv = buf->dev_private;
if (buf->filp == filp && buf_priv) {
int used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT,
@@ -994,7 +984,7 @@ void i810_reclaim_buffers(drm_device_t *dev, struct file *filp)
if (used == I810_BUF_CLIENT)
DRM_DEBUG("reclaimed from client\n");
if (buf_priv->currently_mapped == I810_BUF_MAPPED)
- buf_priv->currently_mapped = I810_BUF_UNMAPPED;
+ buf_priv->currently_mapped = I810_BUF_UNMAPPED;
}
}
}
@@ -1002,29 +992,29 @@ void i810_reclaim_buffers(drm_device_t *dev, struct file *filp)
static int i810_flush_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->head->dev;
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->head->dev;
LOCK_TEST_WITH_RETURN(dev, filp);
- i810_flush_queue(dev);
- return 0;
+ i810_flush_queue(dev);
+ return 0;
}
-
static int i810_dma_vertex(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+ unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
drm_device_dma_t *dma = dev->dma;
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
- u32 *hw_status = dev_priv->hw_status_page;
- drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
- dev_priv->sarea_priv;
+ drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
+ u32 *hw_status = dev_priv->hw_status_page;
+ drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
+ dev_priv->sarea_priv;
drm_i810_vertex_t vertex;
- if (copy_from_user(&vertex, (drm_i810_vertex_t __user *)arg, sizeof(vertex)))
+ if (copy_from_user
+ (&vertex, (drm_i810_vertex_t __user *) arg, sizeof(vertex)))
return -EFAULT;
LOCK_TEST_WITH_RETURN(dev, filp);
@@ -1032,48 +1022,46 @@ static int i810_dma_vertex(struct inode *inode, struct file *filp,
DRM_DEBUG("i810 dma vertex, idx %d used %d discard %d\n",
vertex.idx, vertex.used, vertex.discard);
- if (vertex.idx < 0 || vertex.idx > dma->buf_count)
+ if (vertex.idx < 0 || vertex.idx > dma->buf_count)
return -EINVAL;
- i810_dma_dispatch_vertex( dev,
- dma->buflist[ vertex.idx ],
- vertex.discard, vertex.used );
+ i810_dma_dispatch_vertex(dev,
+ dma->buflist[vertex.idx],
+ vertex.discard, vertex.used);
- atomic_add(vertex.used, &dev->counts[_DRM_STAT_SECONDARY]);
+ atomic_add(vertex.used, &dev->counts[_DRM_STAT_SECONDARY]);
atomic_inc(&dev->counts[_DRM_STAT_DMA]);
- sarea_priv->last_enqueue = dev_priv->counter-1;
- sarea_priv->last_dispatch = (int) hw_status[5];
+ sarea_priv->last_enqueue = dev_priv->counter - 1;
+ sarea_priv->last_dispatch = (int)hw_status[5];
return 0;
}
-
-
static int i810_clear_bufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+ unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
drm_i810_clear_t clear;
- if (copy_from_user(&clear, (drm_i810_clear_t __user *)arg, sizeof(clear)))
+ if (copy_from_user
+ (&clear, (drm_i810_clear_t __user *) arg, sizeof(clear)))
return -EFAULT;
LOCK_TEST_WITH_RETURN(dev, filp);
- /* GH: Someone's doing nasty things... */
- if (!dev->dev_private) {
- return -EINVAL;
- }
+ /* GH: Someone's doing nasty things... */
+ if (!dev->dev_private) {
+ return -EINVAL;
+ }
- i810_dma_dispatch_clear( dev, clear.flags,
- clear.clear_color,
- clear.clear_depth );
- return 0;
+ i810_dma_dispatch_clear(dev, clear.flags,
+ clear.clear_color, clear.clear_depth);
+ return 0;
}
static int i810_swap_bufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+ unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
@@ -1082,37 +1070,37 @@ static int i810_swap_bufs(struct inode *inode, struct file *filp,
LOCK_TEST_WITH_RETURN(dev, filp);
- i810_dma_dispatch_swap( dev );
- return 0;
+ i810_dma_dispatch_swap(dev);
+ return 0;
}
static int i810_getage(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
+ unsigned long arg)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->head->dev;
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
- u32 *hw_status = dev_priv->hw_status_page;
- drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
- dev_priv->sarea_priv;
-
- sarea_priv->last_dispatch = (int) hw_status[5];
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->head->dev;
+ drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
+ u32 *hw_status = dev_priv->hw_status_page;
+ drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
+ dev_priv->sarea_priv;
+
+ sarea_priv->last_dispatch = (int)hw_status[5];
return 0;
}
static int i810_getbuf(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
+ unsigned long arg)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->head->dev;
- int retcode = 0;
- drm_i810_dma_t d;
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
- u32 *hw_status = dev_priv->hw_status_page;
- drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
- dev_priv->sarea_priv;
-
- if (copy_from_user(&d, (drm_i810_dma_t __user *)arg, sizeof(d)))
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->head->dev;
+ int retcode = 0;
+ drm_i810_dma_t d;
+ drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
+ u32 *hw_status = dev_priv->hw_status_page;
+ drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
+ dev_priv->sarea_priv;
+
+ if (copy_from_user(&d, (drm_i810_dma_t __user *) arg, sizeof(d)))
return -EFAULT;
LOCK_TEST_WITH_RETURN(dev, filp);
@@ -1124,29 +1112,29 @@ static int i810_getbuf(struct inode *inode, struct file *filp, unsigned int cmd,
DRM_DEBUG("i810_dma: %d returning %d, granted = %d\n",
current->pid, retcode, d.granted);
- if (copy_to_user((drm_dma_t __user *)arg, &d, sizeof(d)))
+ if (copy_to_user((drm_dma_t __user *) arg, &d, sizeof(d)))
return -EFAULT;
- sarea_priv->last_dispatch = (int) hw_status[5];
+ sarea_priv->last_dispatch = (int)hw_status[5];
return retcode;
}
static int i810_copybuf(struct inode *inode,
- struct file *filp, unsigned int cmd, unsigned long arg)
+ struct file *filp, unsigned int cmd, unsigned long arg)
{
/* Never copy - 2.4.x doesn't need it */
return 0;
}
static int i810_docopy(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
+ unsigned long arg)
{
/* Never copy - 2.4.x doesn't need it */
return 0;
}
-static void i810_dma_dispatch_mc(drm_device_t *dev, drm_buf_t *buf, int used,
- unsigned int last_render)
+static void i810_dma_dispatch_mc(drm_device_t * dev, drm_buf_t * buf, int used,
+ unsigned int last_render)
{
drm_i810_private_t *dev_priv = dev->dev_private;
drm_i810_buf_priv_t *buf_priv = buf->dev_private;
@@ -1158,19 +1146,17 @@ static void i810_dma_dispatch_mc(drm_device_t *dev, drm_buf_t *buf, int used,
i810_kernel_lost_context(dev);
- u = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT,
- I810_BUF_HARDWARE);
+ u = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, I810_BUF_HARDWARE);
if (u != I810_BUF_CLIENT) {
DRM_DEBUG("MC found buffer that isn't mine!\n");
}
- if (used > 4*1024)
+ if (used > 4 * 1024)
used = 0;
sarea_priv->dirty = 0x7f;
- DRM_DEBUG("dispatch mc addr 0x%lx, used 0x%x\n",
- address, used);
+ DRM_DEBUG("dispatch mc addr 0x%lx, used 0x%x\n", address, used);
dev_priv->counter++;
DRM_DEBUG("dispatch counter : %ld\n", dev_priv->counter);
@@ -1181,46 +1167,45 @@ static void i810_dma_dispatch_mc(drm_device_t *dev, drm_buf_t *buf, int used,
if (buf_priv->currently_mapped == I810_BUF_MAPPED) {
if (used & 4) {
- *(u32 *)((u32)buf_priv->virtual + used) = 0;
+ *(u32 *) ((u32) buf_priv->virtual + used) = 0;
used += 4;
}
i810_unmap_buffer(buf);
}
BEGIN_LP_RING(4);
- OUT_RING( CMD_OP_BATCH_BUFFER );
- OUT_RING( start | BB1_PROTECTED );
- OUT_RING( start + used - 4 );
- OUT_RING( 0 );
+ OUT_RING(CMD_OP_BATCH_BUFFER);
+ OUT_RING(start | BB1_PROTECTED);
+ OUT_RING(start + used - 4);
+ OUT_RING(0);
ADVANCE_LP_RING();
-
BEGIN_LP_RING(8);
- OUT_RING( CMD_STORE_DWORD_IDX );
- OUT_RING( buf_priv->my_use_idx );
- OUT_RING( I810_BUF_FREE );
- OUT_RING( 0 );
-
- OUT_RING( CMD_STORE_DWORD_IDX );
- OUT_RING( 16 );
- OUT_RING( last_render );
- OUT_RING( 0 );
+ OUT_RING(CMD_STORE_DWORD_IDX);
+ OUT_RING(buf_priv->my_use_idx);
+ OUT_RING(I810_BUF_FREE);
+ OUT_RING(0);
+
+ OUT_RING(CMD_STORE_DWORD_IDX);
+ OUT_RING(16);
+ OUT_RING(last_render);
+ OUT_RING(0);
ADVANCE_LP_RING();
}
static int i810_dma_mc(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+ unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
drm_device_dma_t *dma = dev->dma;
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
+ drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
u32 *hw_status = dev_priv->hw_status_page;
drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
- dev_priv->sarea_priv;
+ dev_priv->sarea_priv;
drm_i810_mc_t mc;
- if (copy_from_user(&mc, (drm_i810_mc_t __user *)arg, sizeof(mc)))
+ if (copy_from_user(&mc, (drm_i810_mc_t __user *) arg, sizeof(mc)))
return -EFAULT;
LOCK_TEST_WITH_RETURN(dev, filp);
@@ -1229,12 +1214,12 @@ static int i810_dma_mc(struct inode *inode, struct file *filp,
return -EINVAL;
i810_dma_dispatch_mc(dev, dma->buflist[mc.idx], mc.used,
- mc.last_render );
+ mc.last_render);
atomic_add(mc.used, &dev->counts[_DRM_STAT_SECONDARY]);
atomic_inc(&dev->counts[_DRM_STAT_DMA]);
- sarea_priv->last_enqueue = dev_priv->counter-1;
- sarea_priv->last_dispatch = (int) hw_status[5];
+ sarea_priv->last_enqueue = dev_priv->counter - 1;
+ sarea_priv->last_dispatch = (int)hw_status[5];
return 0;
}
@@ -1244,22 +1229,23 @@ static int i810_rstatus(struct inode *inode, struct file *filp,
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
+ drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
- return (int)(((u32 *)(dev_priv->hw_status_page))[4]);
+ return (int)(((u32 *) (dev_priv->hw_status_page))[4]);
}
static int i810_ov0_info(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+ unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
+ drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
drm_i810_overlay_t data;
data.offset = dev_priv->overlay_offset;
data.physical = dev_priv->overlay_physical;
- if (copy_to_user((drm_i810_overlay_t __user *)arg,&data,sizeof(data)))
+ if (copy_to_user
+ ((drm_i810_overlay_t __user *) arg, &data, sizeof(data)))
return -EFAULT;
return 0;
}
@@ -1269,7 +1255,7 @@ static int i810_fstatus(struct inode *inode, struct file *filp,
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
+ drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
LOCK_TEST_WITH_RETURN(dev, filp);
@@ -1277,47 +1263,46 @@ static int i810_fstatus(struct inode *inode, struct file *filp,
}
static int i810_ov0_flip(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+ unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
+ drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
LOCK_TEST_WITH_RETURN(dev, filp);
//Tell the overlay to update
- I810_WRITE(0x30000,dev_priv->overlay_physical | 0x80000000);
+ I810_WRITE(0x30000, dev_priv->overlay_physical | 0x80000000);
return 0;
}
-
/* Not sure why this isn't set all the time:
- */
-static void i810_do_init_pageflip( drm_device_t *dev )
+ */
+static void i810_do_init_pageflip(drm_device_t * dev)
{
drm_i810_private_t *dev_priv = dev->dev_private;
-
+
DRM_DEBUG("%s\n", __FUNCTION__);
dev_priv->page_flipping = 1;
dev_priv->current_page = 0;
dev_priv->sarea_priv->pf_current_page = dev_priv->current_page;
}
-static int i810_do_cleanup_pageflip( drm_device_t *dev )
+static int i810_do_cleanup_pageflip(drm_device_t * dev)
{
drm_i810_private_t *dev_priv = dev->dev_private;
DRM_DEBUG("%s\n", __FUNCTION__);
if (dev_priv->current_page != 0)
- i810_dma_dispatch_flip( dev );
+ i810_dma_dispatch_flip(dev);
dev_priv->page_flipping = 0;
return 0;
}
static int i810_flip_bufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+ unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
@@ -1327,19 +1312,19 @@ static int i810_flip_bufs(struct inode *inode, struct file *filp,
LOCK_TEST_WITH_RETURN(dev, filp);
- if (!dev_priv->page_flipping)
- i810_do_init_pageflip( dev );
+ if (!dev_priv->page_flipping)
+ i810_do_init_pageflip(dev);
- i810_dma_dispatch_flip( dev );
- return 0;
+ i810_dma_dispatch_flip(dev);
+ return 0;
}
-void i810_driver_pretakedown(drm_device_t *dev)
+void i810_driver_pretakedown(drm_device_t * dev)
{
- i810_dma_cleanup( dev );
+ i810_dma_cleanup(dev);
}
-void i810_driver_prerelease(drm_device_t *dev, DRMFILE filp)
+void i810_driver_prerelease(drm_device_t * dev, DRMFILE filp)
{
if (dev->dev_private) {
drm_i810_private_t *dev_priv = dev->dev_private;
@@ -1349,33 +1334,33 @@ void i810_driver_prerelease(drm_device_t *dev, DRMFILE filp)
}
}
-void i810_driver_release(drm_device_t *dev, struct file *filp)
+void i810_driver_release(drm_device_t * dev, struct file *filp)
{
i810_reclaim_buffers(dev, filp);
}
-int i810_driver_dma_quiescent(drm_device_t *dev)
+int i810_driver_dma_quiescent(drm_device_t * dev)
{
- i810_dma_quiescent( dev );
+ i810_dma_quiescent(dev);
return 0;
}
drm_ioctl_desc_t i810_ioctls[] = {
- [DRM_IOCTL_NR(DRM_I810_INIT)] = { i810_dma_init, 1, 1 },
- [DRM_IOCTL_NR(DRM_I810_VERTEX)] = { i810_dma_vertex, 1, 0 },
- [DRM_IOCTL_NR(DRM_I810_CLEAR)] = { i810_clear_bufs, 1, 0 },
- [DRM_IOCTL_NR(DRM_I810_FLUSH)] = { i810_flush_ioctl, 1, 0 },
- [DRM_IOCTL_NR(DRM_I810_GETAGE)] = { i810_getage, 1, 0 },
- [DRM_IOCTL_NR(DRM_I810_GETBUF)] = { i810_getbuf, 1, 0 },
- [DRM_IOCTL_NR(DRM_I810_SWAP)] = { i810_swap_bufs, 1, 0 },
- [DRM_IOCTL_NR(DRM_I810_COPY)] = { i810_copybuf, 1, 0 },
- [DRM_IOCTL_NR(DRM_I810_DOCOPY)] = { i810_docopy, 1, 0 },
- [DRM_IOCTL_NR(DRM_I810_OV0INFO)] = { i810_ov0_info, 1, 0 },
- [DRM_IOCTL_NR(DRM_I810_FSTATUS)] = { i810_fstatus, 1, 0 },
- [DRM_IOCTL_NR(DRM_I810_OV0FLIP)] = { i810_ov0_flip, 1, 0 },
- [DRM_IOCTL_NR(DRM_I810_MC)] = { i810_dma_mc, 1, 1 },
- [DRM_IOCTL_NR(DRM_I810_RSTATUS)] = { i810_rstatus, 1, 0 },
- [DRM_IOCTL_NR(DRM_I810_FLIP)] = { i810_flip_bufs, 1, 0 }
+ [DRM_IOCTL_NR(DRM_I810_INIT)] = {i810_dma_init, 1, 1},
+ [DRM_IOCTL_NR(DRM_I810_VERTEX)] = {i810_dma_vertex, 1, 0},
+ [DRM_IOCTL_NR(DRM_I810_CLEAR)] = {i810_clear_bufs, 1, 0},
+ [DRM_IOCTL_NR(DRM_I810_FLUSH)] = {i810_flush_ioctl, 1, 0},
+ [DRM_IOCTL_NR(DRM_I810_GETAGE)] = {i810_getage, 1, 0},
+ [DRM_IOCTL_NR(DRM_I810_GETBUF)] = {i810_getbuf, 1, 0},
+ [DRM_IOCTL_NR(DRM_I810_SWAP)] = {i810_swap_bufs, 1, 0},
+ [DRM_IOCTL_NR(DRM_I810_COPY)] = {i810_copybuf, 1, 0},
+ [DRM_IOCTL_NR(DRM_I810_DOCOPY)] = {i810_docopy, 1, 0},
+ [DRM_IOCTL_NR(DRM_I810_OV0INFO)] = {i810_ov0_info, 1, 0},
+ [DRM_IOCTL_NR(DRM_I810_FSTATUS)] = {i810_fstatus, 1, 0},
+ [DRM_IOCTL_NR(DRM_I810_OV0FLIP)] = {i810_ov0_flip, 1, 0},
+ [DRM_IOCTL_NR(DRM_I810_MC)] = {i810_dma_mc, 1, 1},
+ [DRM_IOCTL_NR(DRM_I810_RSTATUS)] = {i810_rstatus, 1, 0},
+ [DRM_IOCTL_NR(DRM_I810_FLIP)] = {i810_flip_bufs, 1, 0}
};
int i810_max_ioctl = DRM_ARRAY_SIZE(i810_ioctls);