geemili
/
drm
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Whitespace cleanup (spaces before tabs or instead of tabs).

main
Eric Anholt 2003-09-25 23:04:10 +00:00
parent b0fab09c4d
commit 28aee7fb1c
2 changed files with 476 additions and 476 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

476
linux-core/i810_dma.c
View File

@ -60,41 +60,41 @@
static inline void i810_print_status_page(drm_device_t *dev) static inline void i810_print_status_page(drm_device_t *dev)
{ {
drm_device_dma_t *dma = dev->dma; drm_device_dma_t *dma = dev->dma;
drm_i810_private_t *dev_priv = dev->dev_private; drm_i810_private_t *dev_priv = dev->dev_private;
u32 *temp = dev_priv->hw_status_page; u32 *temp = dev_priv->hw_status_page;
int i; int i;
DRM_DEBUG( "hw_status: Interrupt Status : %x\n", temp[0]); DRM_DEBUG( "hw_status: Interrupt Status : %x\n", temp[0]);
DRM_DEBUG( "hw_status: LpRing Head ptr : %x\n", temp[1]); DRM_DEBUG( "hw_status: LpRing Head ptr : %x\n", temp[1]);
DRM_DEBUG( "hw_status: IRing Head ptr : %x\n", temp[2]); DRM_DEBUG( "hw_status: IRing Head ptr : %x\n", temp[2]);
DRM_DEBUG( "hw_status: Reserved : %x\n", temp[3]); DRM_DEBUG( "hw_status: Reserved : %x\n", temp[3]);
DRM_DEBUG( "hw_status: Last Render: %x\n", temp[4]); DRM_DEBUG( "hw_status: Last Render: %x\n", temp[4]);
DRM_DEBUG( "hw_status: Driver Counter : %d\n", temp[5]); DRM_DEBUG( "hw_status: Driver Counter : %d\n", temp[5]);
for(i = 6; i < dma->buf_count + 6; i++) { for(i = 6; i < dma->buf_count + 6; i++) {
DRM_DEBUG( "buffer status idx : %d used: %d\n", i - 6, temp[i]); DRM_DEBUG( "buffer status idx : %d used: %d\n", i - 6, temp[i]);
} }
} }
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; drm_device_dma_t *dma = dev->dma;
int i; int i;
int used; int used;
/* Linear search might not be the best solution */ /* Linear search might not be the best solution */
for (i = 0; i < dma->buf_count; i++) { 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; drm_i810_buf_priv_t *buf_priv = buf->dev_private;
/* In use is already a pointer */ /* 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); I810_BUF_CLIENT);
if (used == I810_BUF_FREE) { if (used == I810_BUF_FREE) {
return buf; return buf;
} }
} }
return NULL; return NULL;
} }
/* This should only be called if the buffer is not sent to the hardware /* This should only be called if the buffer is not sent to the hardware
@ -103,17 +103,17 @@ static drm_buf_t *i810_freelist_get(drm_device_t *dev)
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; drm_i810_buf_priv_t *buf_priv = buf->dev_private;
int used; int used;
/* In use is already a pointer */ /* In use is already a pointer */
used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, I810_BUF_FREE); used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, I810_BUF_FREE);
if (used != I810_BUF_CLIENT) { if (used != I810_BUF_CLIENT) {
DRM_ERROR("Freeing buffer thats not in use : %d\n", buf->idx); DRM_ERROR("Freeing buffer thats not in use : %d\n", buf->idx);
return -EINVAL; return -EINVAL;
} }
return 0; return 0;
} }
static struct file_operations i810_buffer_fops = { static struct file_operations i810_buffer_fops = {
@ -142,7 +142,7 @@ int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
vma->vm_flags |= (VM_IO | VM_DONTCOPY); vma->vm_flags |= (VM_IO | VM_DONTCOPY);
vma->vm_file = filp; vma->vm_file = filp;
buf_priv->currently_mapped = I810_BUF_MAPPED; buf_priv->currently_mapped = I810_BUF_MAPPED;
unlock_kernel(); unlock_kernel();
if (remap_page_range(DRM_RPR_ARG(vma) vma->vm_start, if (remap_page_range(DRM_RPR_ARG(vma) vma->vm_start,
@ -157,8 +157,8 @@ static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
drm_file_t *priv = filp->private_data; drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev; drm_device_t *dev = priv->dev;
drm_i810_buf_priv_t *buf_priv = buf->dev_private; drm_i810_buf_priv_t *buf_priv = buf->dev_private;
drm_i810_private_t *dev_priv = dev->dev_private; drm_i810_private_t *dev_priv = dev->dev_private;
struct file_operations *old_fops; struct file_operations *old_fops;
int retcode = 0; int retcode = 0;
if (buf_priv->currently_mapped == I810_BUF_MAPPED) if (buf_priv->currently_mapped == I810_BUF_MAPPED)
@ -199,8 +199,8 @@ static int i810_unmap_buffer(drm_buf_t *buf)
(size_t) buf->total); (size_t) buf->total);
up_write(&current->mm->mmap_sem); up_write(&current->mm->mmap_sem);
buf_priv->currently_mapped = I810_BUF_UNMAPPED; buf_priv->currently_mapped = I810_BUF_UNMAPPED;
buf_priv->virtual = 0; buf_priv->virtual = 0;
return retcode; return retcode;
} }
@ -215,22 +215,22 @@ static int i810_dma_get_buffer(drm_device_t *dev, drm_i810_dma_t *d,
buf = i810_freelist_get(dev); buf = i810_freelist_get(dev);
if (!buf) { if (!buf) {
retcode = -ENOMEM; retcode = -ENOMEM;
DRM_DEBUG("retcode=%d\n", retcode); DRM_DEBUG("retcode=%d\n", retcode);
return retcode; return retcode;
} }
retcode = i810_map_buffer(buf, filp); retcode = i810_map_buffer(buf, filp);
if (retcode) { if (retcode) {
i810_freelist_put(dev, buf); i810_freelist_put(dev, buf);
DRM_ERROR("mapbuf failed, retcode %d\n", retcode); DRM_ERROR("mapbuf failed, retcode %d\n", retcode);
return retcode; return retcode;
} }
buf->filp = filp; buf->filp = filp;
buf_priv = buf->dev_private; buf_priv = buf->dev_private;
d->granted = 1; d->granted = 1;
d->request_idx = buf->idx; d->request_idx = buf->idx;
d->request_size = buf->total; d->request_size = buf->total;
d->virtual = buf_priv->virtual; d->virtual = buf_priv->virtual;
return retcode; return retcode;
} }
@ -249,23 +249,23 @@ int i810_dma_cleanup(drm_device_t *dev)
if (dev->dev_private) { if (dev->dev_private) {
int i; int i;
drm_i810_private_t *dev_priv = drm_i810_private_t *dev_priv =
(drm_i810_private_t *) dev->dev_private; (drm_i810_private_t *) dev->dev_private;
if (dev_priv->ring.virtual_start) { if (dev_priv->ring.virtual_start) {
DRM(ioremapfree)((void *) dev_priv->ring.virtual_start, DRM(ioremapfree)((void *) dev_priv->ring.virtual_start,
dev_priv->ring.Size, dev); dev_priv->ring.Size, dev);
} }
if (dev_priv->hw_status_page) { if (dev_priv->hw_status_page) {
pci_free_consistent(dev->pdev, PAGE_SIZE, pci_free_consistent(dev->pdev, PAGE_SIZE,
dev_priv->hw_status_page, dev_priv->hw_status_page,
dev_priv->dma_status_page); dev_priv->dma_status_page);
/* Need to rewrite hardware status page */ /* Need to rewrite hardware status page */
I810_WRITE(0x02080, 0x1ffff000); 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); DRM_MEM_DRIVER);
dev->dev_private = NULL; dev->dev_private = NULL;
for (i = 0; i < dma->buf_count; i++) { for (i = 0; i < dma->buf_count; i++) {
drm_buf_t *buf = dma->buflist[ i ]; drm_buf_t *buf = dma->buflist[ i ];
@ -274,73 +274,73 @@ int i810_dma_cleanup(drm_device_t *dev)
DRM(ioremapfree)(buf_priv->kernel_virtual, buf->total, dev); 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_private_t *dev_priv = dev->dev_private;
drm_i810_ring_buffer_t *ring = &(dev_priv->ring); drm_i810_ring_buffer_t *ring = &(dev_priv->ring);
int iters = 0; int iters = 0;
unsigned long end; unsigned long end;
unsigned int last_head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR; unsigned int last_head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
end = jiffies + (HZ*3); end = jiffies + (HZ*3);
while (ring->space < n) { while (ring->space < n) {
ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR; ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
ring->space = ring->head - (ring->tail+8); ring->space = ring->head - (ring->tail+8);
if (ring->space < 0) ring->space += ring->Size; if (ring->space < 0) ring->space += ring->Size;
if (ring->head != last_head) { if (ring->head != last_head) {
end = jiffies + (HZ*3); end = jiffies + (HZ*3);
last_head = ring->head; last_head = ring->head;
} }
iters++; iters++;
if (time_before(end, jiffies)) { if (time_before(end, jiffies)) {
DRM_ERROR("space: %d wanted %d\n", ring->space, n); DRM_ERROR("space: %d wanted %d\n", ring->space, n);
DRM_ERROR("lockup\n"); DRM_ERROR("lockup\n");
goto out_wait_ring; goto out_wait_ring;
} }
udelay(1); udelay(1);
} }
out_wait_ring: out_wait_ring:
return iters; 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_private_t *dev_priv = dev->dev_private;
drm_i810_ring_buffer_t *ring = &(dev_priv->ring); drm_i810_ring_buffer_t *ring = &(dev_priv->ring);
ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR; ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
ring->tail = I810_READ(LP_RING + RING_TAIL); ring->tail = I810_READ(LP_RING + RING_TAIL);
ring->space = ring->head - (ring->tail+8); ring->space = ring->head - (ring->tail+8);
if (ring->space < 0) ring->space += ring->Size; 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; drm_device_dma_t *dma = dev->dma;
int my_idx = 24; int my_idx = 24;
u32 *hw_status = (u32 *)(dev_priv->hw_status_page + my_idx); u32 *hw_status = (u32 *)(dev_priv->hw_status_page + my_idx);
int i; int i;
if (dma->buf_count > 1019) { if (dma->buf_count > 1019) {
/* Not enough space in the status page for the freelist */ /* Not enough space in the status page for the freelist */
return -EINVAL; return -EINVAL;
} }
for (i = 0; i < dma->buf_count; i++) { 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; drm_i810_buf_priv_t *buf_priv = buf->dev_private;
buf_priv->in_use = hw_status++; buf_priv->in_use = hw_status++;
buf_priv->my_use_idx = my_idx; buf_priv->my_use_idx = my_idx;
my_idx += 4; 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_priv->kernel_virtual = DRM(ioremap)(buf->bus_address,
buf->total, dev); buf->total, dev);
@ -354,7 +354,7 @@ static int i810_dma_initialize(drm_device_t *dev,
{ {
struct list_head *list; 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) { list_for_each(list, &dev->maplist->head) {
drm_map_list_t *r_list = list_entry(list, drm_map_list_t, head); drm_map_list_t *r_list = list_entry(list, drm_map_list_t, head);
@ -362,51 +362,51 @@ static int i810_dma_initialize(drm_device_t *dev,
r_list->map->type == _DRM_SHM && 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; dev_priv->sarea_map = r_list->map;
break; break;
} }
} }
if (!dev_priv->sarea_map) { if (!dev_priv->sarea_map) {
dev->dev_private = (void *)dev_priv; dev->dev_private = (void *)dev_priv;
i810_dma_cleanup(dev); i810_dma_cleanup(dev);
DRM_ERROR("can not find sarea!\n"); DRM_ERROR("can not find sarea!\n");
return -EINVAL; return -EINVAL;
} }
DRM_FIND_MAP( dev_priv->mmio_map, init->mmio_offset ); DRM_FIND_MAP( dev_priv->mmio_map, init->mmio_offset );
if (!dev_priv->mmio_map) { if (!dev_priv->mmio_map) {
dev->dev_private = (void *)dev_priv; dev->dev_private = (void *)dev_priv;
i810_dma_cleanup(dev); i810_dma_cleanup(dev);
DRM_ERROR("can not find mmio map!\n"); DRM_ERROR("can not find mmio map!\n");
return -EINVAL; return -EINVAL;
} }
DRM_FIND_MAP( dev_priv->buffer_map, init->buffers_offset ); DRM_FIND_MAP( dev_priv->buffer_map, init->buffers_offset );
if (!dev_priv->buffer_map) { if (!dev_priv->buffer_map) {
dev->dev_private = (void *)dev_priv; dev->dev_private = (void *)dev_priv;
i810_dma_cleanup(dev); i810_dma_cleanup(dev);
DRM_ERROR("can not find dma buffer map!\n"); DRM_ERROR("can not find dma buffer map!\n");
return -EINVAL; return -EINVAL;
} }
dev_priv->sarea_priv = (drm_i810_sarea_t *) dev_priv->sarea_priv = (drm_i810_sarea_t *)
((u8 *)dev_priv->sarea_map->handle + ((u8 *)dev_priv->sarea_map->handle +
init->sarea_priv_offset); init->sarea_priv_offset);
dev_priv->ring.Start = init->ring_start; dev_priv->ring.Start = init->ring_start;
dev_priv->ring.End = init->ring_end; dev_priv->ring.End = init->ring_end;
dev_priv->ring.Size = init->ring_size; dev_priv->ring.Size = init->ring_size;
dev_priv->ring.virtual_start = DRM(ioremap)(dev->agp->base + dev_priv->ring.virtual_start = DRM(ioremap)(dev->agp->base +
init->ring_start, init->ring_start,
init->ring_size, dev); init->ring_size, dev);
if (dev_priv->ring.virtual_start == NULL) { if (dev_priv->ring.virtual_start == NULL) {
dev->dev_private = (void *) dev_priv; dev->dev_private = (void *) dev_priv;
i810_dma_cleanup(dev); i810_dma_cleanup(dev);
DRM_ERROR("can not ioremap virtual address for" DRM_ERROR("can not ioremap virtual address for"
" ring buffer\n"); " 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->w = init->w;
dev_priv->h = init->h; dev_priv->h = init->h;
@ -422,33 +422,33 @@ static int i810_dma_initialize(drm_device_t *dev,
dev_priv->back_di1 = init->back_offset | init->pitch_bits; dev_priv->back_di1 = init->back_offset | init->pitch_bits;
dev_priv->zi1 = init->depth_offset | init->pitch_bits; dev_priv->zi1 = init->depth_offset | init->pitch_bits;
/* Program Hardware Status Page */ /* Program Hardware Status Page */
dev_priv->hw_status_page = dev_priv->hw_status_page =
pci_alloc_consistent(dev->pdev, PAGE_SIZE, pci_alloc_consistent(dev->pdev, PAGE_SIZE,
&dev_priv->dma_status_page); &dev_priv->dma_status_page);
if (!dev_priv->hw_status_page) { if (!dev_priv->hw_status_page) {
dev->dev_private = (void *)dev_priv; dev->dev_private = (void *)dev_priv;
i810_dma_cleanup(dev); i810_dma_cleanup(dev);
DRM_ERROR("Can not allocate hardware status page\n"); DRM_ERROR("Can not allocate hardware status page\n");
return -ENOMEM; return -ENOMEM;
} }
memset(dev_priv->hw_status_page, 0, PAGE_SIZE); memset(dev_priv->hw_status_page, 0, PAGE_SIZE);
DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page); DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page);
I810_WRITE(0x02080, dev_priv->dma_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) { if (i810_freelist_init(dev, dev_priv) != 0) {
dev->dev_private = (void *)dev_priv; dev->dev_private = (void *)dev_priv;
i810_dma_cleanup(dev); i810_dma_cleanup(dev);
DRM_ERROR("Not enough space in the status page for" DRM_ERROR("Not enough space in the status page for"
" the freelist\n"); " the freelist\n");
return -ENOMEM; return -ENOMEM;
} }
dev->dev_private = (void *)dev_priv; dev->dev_private = (void *)dev_priv;
return 0; return 0;
} }
/* i810 DRM version 1.1 used a smaller init structure with different /* i810 DRM version 1.1 used a smaller init structure with different
@ -476,19 +476,19 @@ 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 */ /* This is a v1.2 client, just get the v1.2 init data */
DRM_INFO("Using POST v1.2 init.\n"); DRM_INFO("Using POST v1.2 init.\n");
if (copy_from_user(init, (drm_i810_init_t *)arg, if (copy_from_user(init, (drm_i810_init_t *)arg,
sizeof(drm_i810_init_t))) { sizeof(drm_i810_init_t))) {
return -EFAULT; return -EFAULT;
} }
} else { } else {
/* This is a v1.1 client, fix the params */ /* This is a v1.1 client, fix the params */
DRM_INFO("Using PRE v1.2 init.\n"); DRM_INFO("Using PRE v1.2 init.\n");
init->pitch_bits = init->h; init->pitch_bits = init->h;
init->pitch = init->w; init->pitch = init->w;
init->h = init->overlay_physical; init->h = init->overlay_physical;
init->w = init->overlay_offset; init->w = init->overlay_offset;
init->overlay_physical = 0; init->overlay_physical = 0;
init->overlay_offset = 0; init->overlay_offset = 0;
} }
return 0; return 0;
@ -497,19 +497,19 @@ int i810_dma_init_compat(drm_i810_init_t *init, unsigned long arg)
int i810_dma_init(struct inode *inode, struct file *filp, 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_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev; drm_device_t *dev = priv->dev;
drm_i810_private_t *dev_priv; drm_i810_private_t *dev_priv;
drm_i810_init_t init; drm_i810_init_t init;
int retcode = 0; int retcode = 0;
/* Get only the init func */ /* Get only the init func */
if (copy_from_user(&init, (void *)arg, sizeof(drm_i810_init_func_t))) if (copy_from_user(&init, (void *)arg, sizeof(drm_i810_init_func_t)))
return -EFAULT; return -EFAULT;
switch(init.func) { switch(init.func) {
case I810_INIT_DMA: case I810_INIT_DMA:
/* This case is for backward compatibility. It /* This case is for backward compatibility. It
* handles XFree 4.1.0 and 4.2.0, and has to * handles XFree 4.1.0 and 4.2.0, and has to
* do some parameter checking as described below. * do some parameter checking as described below.
* It will someday go away. * It will someday go away.
@ -518,34 +518,34 @@ int i810_dma_init(struct inode *inode, struct file *filp,
if (retcode) if (retcode)
return retcode; return retcode;
dev_priv = DRM(alloc)(sizeof(drm_i810_private_t), dev_priv = DRM(alloc)(sizeof(drm_i810_private_t),
DRM_MEM_DRIVER); DRM_MEM_DRIVER);
if (dev_priv == NULL) if (dev_priv == NULL)
return -ENOMEM; return -ENOMEM;
retcode = i810_dma_initialize(dev, dev_priv, &init); retcode = i810_dma_initialize(dev, dev_priv, &init);
break; break;
default: default:
case I810_INIT_DMA_1_4: case I810_INIT_DMA_1_4:
DRM_INFO("Using v1.4 init.\n"); DRM_INFO("Using v1.4 init.\n");
if (copy_from_user(&init, (drm_i810_init_t *)arg, if (copy_from_user(&init, (drm_i810_init_t *)arg,
sizeof(drm_i810_init_t))) { sizeof(drm_i810_init_t))) {
return -EFAULT; return -EFAULT;
} }
dev_priv = DRM(alloc)(sizeof(drm_i810_private_t), dev_priv = DRM(alloc)(sizeof(drm_i810_private_t),
DRM_MEM_DRIVER); DRM_MEM_DRIVER);
if (dev_priv == NULL) if (dev_priv == NULL)
return -ENOMEM; return -ENOMEM;
retcode = i810_dma_initialize(dev, dev_priv, &init); retcode = i810_dma_initialize(dev, dev_priv, &init);
break; break;
case I810_CLEANUP_DMA: case I810_CLEANUP_DMA:
DRM_INFO("DMA Cleanup\n"); DRM_INFO("DMA Cleanup\n");
retcode = i810_dma_cleanup(dev); retcode = i810_dma_cleanup(dev);
break; break;
} }
return retcode; return retcode;
} }
@ -559,7 +559,7 @@ int i810_dma_init(struct inode *inode, struct file *filp,
static void i810EmitContextVerified( drm_device_t *dev, static void i810EmitContextVerified( drm_device_t *dev,
volatile unsigned int *code ) 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; int i, j = 0;
unsigned int tmp; unsigned int tmp;
RING_LOCALS; RING_LOCALS;
@ -593,7 +593,7 @@ static void i810EmitContextVerified( drm_device_t *dev,
static void i810EmitTexVerified( drm_device_t *dev, static void i810EmitTexVerified( drm_device_t *dev,
volatile unsigned int *code ) 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; int i, j = 0;
unsigned int tmp; unsigned int tmp;
RING_LOCALS; RING_LOCALS;
@ -629,7 +629,7 @@ static void i810EmitTexVerified( drm_device_t *dev,
static void i810EmitDestVerified( drm_device_t *dev, static void i810EmitDestVerified( drm_device_t *dev,
volatile unsigned int *code ) 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; unsigned int tmp;
RING_LOCALS; RING_LOCALS;
@ -665,8 +665,8 @@ static void i810EmitDestVerified( drm_device_t *dev,
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_private_t *dev_priv = dev->dev_private;
drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
unsigned int dirty = sarea_priv->dirty; unsigned int dirty = sarea_priv->dirty;
DRM_DEBUG("%s %x\n", __FUNCTION__, dirty); DRM_DEBUG("%s %x\n", __FUNCTION__, dirty);
@ -700,8 +700,8 @@ static void i810_dma_dispatch_clear( drm_device_t *dev, int flags,
unsigned int clear_color, unsigned int clear_color,
unsigned int clear_zval ) unsigned int clear_zval )
{ {
drm_i810_private_t *dev_priv = dev->dev_private; drm_i810_private_t *dev_priv = dev->dev_private;
drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
int nbox = sarea_priv->nbox; int nbox = sarea_priv->nbox;
drm_clip_rect_t *pbox = sarea_priv->boxes; drm_clip_rect_t *pbox = sarea_priv->boxes;
int pitch = dev_priv->pitch; int pitch = dev_priv->pitch;
@ -710,17 +710,17 @@ static void i810_dma_dispatch_clear( drm_device_t *dev, int flags,
RING_LOCALS; RING_LOCALS;
if ( dev_priv->current_page == 1 ) { if ( dev_priv->current_page == 1 ) {
unsigned int tmp = flags; unsigned int tmp = flags;
flags &= ~(I810_FRONT | I810_BACK); flags &= ~(I810_FRONT | I810_BACK);
if (tmp & I810_FRONT) flags |= I810_BACK; if (tmp & I810_FRONT) flags |= I810_BACK;
if (tmp & I810_BACK) flags |= I810_FRONT; if (tmp & I810_BACK) flags |= I810_FRONT;
} }
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; 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 x = pbox->x1;
@ -735,7 +735,7 @@ static void i810_dma_dispatch_clear( drm_device_t *dev, int flags,
pbox->y2 > dev_priv->h) pbox->y2 > dev_priv->h)
continue; continue;
if ( flags & I810_FRONT ) { if ( flags & I810_FRONT ) {
BEGIN_LP_RING( 6 ); BEGIN_LP_RING( 6 );
OUT_RING( BR00_BITBLT_CLIENT | OUT_RING( BR00_BITBLT_CLIENT |
BR00_OP_COLOR_BLT | 0x3 ); BR00_OP_COLOR_BLT | 0x3 );
@ -775,8 +775,8 @@ static void i810_dma_dispatch_clear( drm_device_t *dev, int flags,
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_private_t *dev_priv = dev->dev_private;
drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
int nbox = sarea_priv->nbox; int nbox = sarea_priv->nbox;
drm_clip_rect_t *pbox = sarea_priv->boxes; drm_clip_rect_t *pbox = sarea_priv->boxes;
int pitch = dev_priv->pitch; int pitch = dev_priv->pitch;
@ -786,10 +786,10 @@ static void i810_dma_dispatch_swap( drm_device_t *dev )
DRM_DEBUG("swapbuffers\n"); DRM_DEBUG("swapbuffers\n");
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; nbox = I810_NR_SAREA_CLIPRECTS;
for (i = 0 ; i < nbox; i++, pbox++) for (i = 0 ; i < nbox; i++, pbox++)
{ {
@ -827,19 +827,19 @@ static void i810_dma_dispatch_vertex(drm_device_t *dev,
int discard, int discard,
int used) 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_buf_priv_t *buf_priv = buf->dev_private;
drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_clip_rect_t *box = sarea_priv->boxes; drm_clip_rect_t *box = sarea_priv->boxes;
int nbox = sarea_priv->nbox; int nbox = sarea_priv->nbox;
unsigned long address = (unsigned long)buf->bus_address; unsigned long address = (unsigned long)buf->bus_address;
unsigned long start = address - dev->agp->base; unsigned long start = address - dev->agp->base;
int i = 0; 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; nbox = I810_NR_SAREA_CLIPRECTS;
if (used > 4*1024) if (used > 4*1024)
@ -905,7 +905,7 @@ static void i810_dma_dispatch_vertex(drm_device_t *dev,
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; int pitch = dev_priv->pitch;
RING_LOCALS; RING_LOCALS;
@ -914,10 +914,10 @@ static void i810_dma_dispatch_flip( drm_device_t *dev )
dev_priv->current_page, dev_priv->current_page,
dev_priv->sarea_priv->pf_current_page); dev_priv->sarea_priv->pf_current_page);
i810_kernel_lost_context(dev); i810_kernel_lost_context(dev);
BEGIN_LP_RING( 2 ); BEGIN_LP_RING( 2 );
OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE ); OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE );
OUT_RING( 0 ); OUT_RING( 0 );
ADVANCE_LP_RING(); ADVANCE_LP_RING();
@ -952,44 +952,44 @@ static void i810_dma_dispatch_flip( drm_device_t *dev )
void i810_dma_quiescent(drm_device_t *dev) void i810_dma_quiescent(drm_device_t *dev)
{ {
drm_i810_private_t *dev_priv = dev->dev_private; drm_i810_private_t *dev_priv = dev->dev_private;
RING_LOCALS; RING_LOCALS;
/* printk("%s\n", __FUNCTION__); */ /* printk("%s\n", __FUNCTION__); */
i810_kernel_lost_context(dev); i810_kernel_lost_context(dev);
BEGIN_LP_RING(4); BEGIN_LP_RING(4);
OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE ); OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE );
OUT_RING( CMD_REPORT_HEAD ); OUT_RING( CMD_REPORT_HEAD );
OUT_RING( 0 ); OUT_RING( 0 );
OUT_RING( 0 ); OUT_RING( 0 );
ADVANCE_LP_RING(); 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; drm_device_dma_t *dma = dev->dma;
int i, ret = 0; int i, ret = 0;
RING_LOCALS; RING_LOCALS;
/* printk("%s\n", __FUNCTION__); */ /* printk("%s\n", __FUNCTION__); */
i810_kernel_lost_context(dev); i810_kernel_lost_context(dev);
BEGIN_LP_RING(2); BEGIN_LP_RING(2);
OUT_RING( CMD_REPORT_HEAD ); OUT_RING( CMD_REPORT_HEAD );
OUT_RING( 0 ); OUT_RING( 0 );
ADVANCE_LP_RING(); 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++) { 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; drm_i810_buf_priv_t *buf_priv = buf->dev_private;
int used = cmpxchg(buf_priv->in_use, I810_BUF_HARDWARE, int used = cmpxchg(buf_priv->in_use, I810_BUF_HARDWARE,
I810_BUF_FREE); I810_BUF_FREE);
@ -1000,7 +1000,7 @@ static int i810_flush_queue(drm_device_t *dev)
DRM_DEBUG("still on client\n"); DRM_DEBUG("still on client\n");
} }
return ret; return ret;
} }
/* Must be called with the lock held */ /* Must be called with the lock held */
@ -1012,14 +1012,14 @@ void i810_reclaim_buffers(struct file *filp)
int i; int i;
if (!dma) return; if (!dma) return;
if (!dev->dev_private) return; if (!dev->dev_private) return;
if (!dma->buflist) return; if (!dma->buflist) return;
i810_flush_queue(dev); i810_flush_queue(dev);
for (i = 0; i < dma->buf_count; i++) { 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; drm_i810_buf_priv_t *buf_priv = buf->dev_private;
if (buf->filp == filp && buf_priv) { if (buf->filp == filp && buf_priv) {
int used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, int used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT,
@ -1027,8 +1027,8 @@ void i810_reclaim_buffers(struct file *filp)
if (used == I810_BUF_CLIENT) if (used == I810_BUF_CLIENT)
DRM_DEBUG("reclaimed from client\n"); DRM_DEBUG("reclaimed from client\n");
if (buf_priv->currently_mapped == I810_BUF_MAPPED) if (buf_priv->currently_mapped == I810_BUF_MAPPED)
buf_priv->currently_mapped = I810_BUF_UNMAPPED; buf_priv->currently_mapped = I810_BUF_UNMAPPED;
} }
} }
} }
@ -1036,16 +1036,16 @@ void i810_reclaim_buffers(struct file *filp)
int i810_flush_ioctl(struct inode *inode, struct file *filp, int i810_flush_ioctl(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_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev; drm_device_t *dev = priv->dev;
if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("i810_flush_ioctl called without lock held\n"); DRM_ERROR("i810_flush_ioctl called without lock held\n");
return -EINVAL; return -EINVAL;
} }
i810_flush_queue(dev); i810_flush_queue(dev);
return 0; return 0;
} }
@ -1055,16 +1055,16 @@ int i810_dma_vertex(struct inode *inode, struct file *filp,
drm_file_t *priv = filp->private_data; drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev; drm_device_t *dev = priv->dev;
drm_device_dma_t *dma = dev->dma; 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; u32 *hw_status = dev_priv->hw_status_page;
drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
dev_priv->sarea_priv; dev_priv->sarea_priv;
drm_i810_vertex_t vertex; drm_i810_vertex_t vertex;
if (copy_from_user(&vertex, (drm_i810_vertex_t *)arg, sizeof(vertex))) if (copy_from_user(&vertex, (drm_i810_vertex_t *)arg, sizeof(vertex)))
return -EFAULT; return -EFAULT;
if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("i810_dma_vertex called without lock held\n"); DRM_ERROR("i810_dma_vertex called without lock held\n");
return -EINVAL; return -EINVAL;
} }
@ -1079,10 +1079,10 @@ int i810_dma_vertex(struct inode *inode, struct file *filp,
dma->buflist[ vertex.idx ], dma->buflist[ vertex.idx ],
vertex.discard, vertex.used ); 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]); atomic_inc(&dev->counts[_DRM_STAT_DMA]);
sarea_priv->last_enqueue = dev_priv->counter-1; sarea_priv->last_enqueue = dev_priv->counter-1;
sarea_priv->last_dispatch = (int) hw_status[5]; sarea_priv->last_dispatch = (int) hw_status[5];
return 0; return 0;
} }
@ -1096,23 +1096,23 @@ int i810_clear_bufs(struct inode *inode, struct file *filp,
drm_device_t *dev = priv->dev; drm_device_t *dev = priv->dev;
drm_i810_clear_t clear; drm_i810_clear_t clear;
if (copy_from_user(&clear, (drm_i810_clear_t *)arg, sizeof(clear))) if (copy_from_user(&clear, (drm_i810_clear_t *)arg, sizeof(clear)))
return -EFAULT; return -EFAULT;
if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("i810_clear_bufs called without lock held\n"); DRM_ERROR("i810_clear_bufs called without lock held\n");
return -EINVAL; return -EINVAL;
} }
/* GH: Someone's doing nasty things... */ /* GH: Someone's doing nasty things... */
if (!dev->dev_private) { if (!dev->dev_private) {
return -EINVAL; return -EINVAL;
} }
i810_dma_dispatch_clear( dev, clear.flags, i810_dma_dispatch_clear( dev, clear.flags,
clear.clear_color, clear.clear_color,
clear.clear_depth ); clear.clear_depth );
return 0; return 0;
} }
int i810_swap_bufs(struct inode *inode, struct file *filp, int i810_swap_bufs(struct inode *inode, struct file *filp,
@ -1123,26 +1123,26 @@ int i810_swap_bufs(struct inode *inode, struct file *filp,
DRM_DEBUG("i810_swap_bufs\n"); DRM_DEBUG("i810_swap_bufs\n");
if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("i810_swap_buf called without lock held\n"); DRM_ERROR("i810_swap_buf called without lock held\n");
return -EINVAL; return -EINVAL;
} }
i810_dma_dispatch_swap( dev ); i810_dma_dispatch_swap( dev );
return 0; return 0;
} }
int i810_getage(struct inode *inode, struct file *filp, unsigned int cmd, 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_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev; drm_device_t *dev = priv->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;
u32 *hw_status = dev_priv->hw_status_page; u32 *hw_status = dev_priv->hw_status_page;
drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
dev_priv->sarea_priv; dev_priv->sarea_priv;
sarea_priv->last_dispatch = (int) hw_status[5]; sarea_priv->last_dispatch = (int) hw_status[5];
return 0; return 0;
} }
@ -1153,12 +1153,12 @@ int i810_getbuf(struct inode *inode, struct file *filp, unsigned int cmd,
drm_device_t *dev = priv->dev; drm_device_t *dev = priv->dev;
int retcode = 0; int retcode = 0;
drm_i810_dma_t d; drm_i810_dma_t d;
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; u32 *hw_status = dev_priv->hw_status_page;
drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
dev_priv->sarea_priv; dev_priv->sarea_priv;
if (copy_from_user(&d, (drm_i810_dma_t *)arg, sizeof(d))) if (copy_from_user(&d, (drm_i810_dma_t *)arg, sizeof(d)))
return -EFAULT; return -EFAULT;
if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
@ -1175,7 +1175,7 @@ int i810_getbuf(struct inode *inode, struct file *filp, unsigned int cmd,
if (copy_to_user((drm_dma_t *)arg, &d, sizeof(d))) if (copy_to_user((drm_dma_t *)arg, &d, sizeof(d)))
return -EFAULT; return -EFAULT;
sarea_priv->last_dispatch = (int) hw_status[5]; sarea_priv->last_dispatch = (int) hw_status[5];
return retcode; return retcode;
} }
@ -1382,7 +1382,7 @@ int i810_flip_bufs(struct inode *inode, struct file *filp,
DRM_DEBUG("%s\n", __FUNCTION__); DRM_DEBUG("%s\n", __FUNCTION__);
if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("i810_flip_buf called without lock held\n"); DRM_ERROR("i810_flip_buf called without lock held\n");
return -EINVAL; return -EINVAL;
} }
@ -1391,5 +1391,5 @@ int i810_flip_bufs(struct inode *inode, struct file *filp,
i810_do_init_pageflip( dev ); i810_do_init_pageflip( dev );
i810_dma_dispatch_flip( dev ); i810_dma_dispatch_flip( dev );
return 0; return 0;
} }

476
linux/i810_dma.c
View File

@ -60,41 +60,41 @@
static inline void i810_print_status_page(drm_device_t *dev) static inline void i810_print_status_page(drm_device_t *dev)
{ {
drm_device_dma_t *dma = dev->dma; drm_device_dma_t *dma = dev->dma;
drm_i810_private_t *dev_priv = dev->dev_private; drm_i810_private_t *dev_priv = dev->dev_private;
u32 *temp = dev_priv->hw_status_page; u32 *temp = dev_priv->hw_status_page;
int i; int i;
DRM_DEBUG( "hw_status: Interrupt Status : %x\n", temp[0]); DRM_DEBUG( "hw_status: Interrupt Status : %x\n", temp[0]);
DRM_DEBUG( "hw_status: LpRing Head ptr : %x\n", temp[1]); DRM_DEBUG( "hw_status: LpRing Head ptr : %x\n", temp[1]);
DRM_DEBUG( "hw_status: IRing Head ptr : %x\n", temp[2]); DRM_DEBUG( "hw_status: IRing Head ptr : %x\n", temp[2]);
DRM_DEBUG( "hw_status: Reserved : %x\n", temp[3]); DRM_DEBUG( "hw_status: Reserved : %x\n", temp[3]);
DRM_DEBUG( "hw_status: Last Render: %x\n", temp[4]); DRM_DEBUG( "hw_status: Last Render: %x\n", temp[4]);
DRM_DEBUG( "hw_status: Driver Counter : %d\n", temp[5]); DRM_DEBUG( "hw_status: Driver Counter : %d\n", temp[5]);
for(i = 6; i < dma->buf_count + 6; i++) { for(i = 6; i < dma->buf_count + 6; i++) {
DRM_DEBUG( "buffer status idx : %d used: %d\n", i - 6, temp[i]); DRM_DEBUG( "buffer status idx : %d used: %d\n", i - 6, temp[i]);
} }
} }
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; drm_device_dma_t *dma = dev->dma;
int i; int i;
int used; int used;
/* Linear search might not be the best solution */ /* Linear search might not be the best solution */
for (i = 0; i < dma->buf_count; i++) { 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; drm_i810_buf_priv_t *buf_priv = buf->dev_private;
/* In use is already a pointer */ /* 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); I810_BUF_CLIENT);
if (used == I810_BUF_FREE) { if (used == I810_BUF_FREE) {
return buf; return buf;
} }
} }
return NULL; return NULL;
} }
/* This should only be called if the buffer is not sent to the hardware /* This should only be called if the buffer is not sent to the hardware
@ -103,17 +103,17 @@ static drm_buf_t *i810_freelist_get(drm_device_t *dev)
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; drm_i810_buf_priv_t *buf_priv = buf->dev_private;
int used; int used;
/* In use is already a pointer */ /* In use is already a pointer */
used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, I810_BUF_FREE); used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, I810_BUF_FREE);
if (used != I810_BUF_CLIENT) { if (used != I810_BUF_CLIENT) {
DRM_ERROR("Freeing buffer thats not in use : %d\n", buf->idx); DRM_ERROR("Freeing buffer thats not in use : %d\n", buf->idx);
return -EINVAL; return -EINVAL;
} }
return 0; return 0;
} }
static struct file_operations i810_buffer_fops = { static struct file_operations i810_buffer_fops = {
@ -142,7 +142,7 @@ int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
vma->vm_flags |= (VM_IO | VM_DONTCOPY); vma->vm_flags |= (VM_IO | VM_DONTCOPY);
vma->vm_file = filp; vma->vm_file = filp;
buf_priv->currently_mapped = I810_BUF_MAPPED; buf_priv->currently_mapped = I810_BUF_MAPPED;
unlock_kernel(); unlock_kernel();
if (remap_page_range(DRM_RPR_ARG(vma) vma->vm_start, if (remap_page_range(DRM_RPR_ARG(vma) vma->vm_start,
@ -157,8 +157,8 @@ static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
drm_file_t *priv = filp->private_data; drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev; drm_device_t *dev = priv->dev;
drm_i810_buf_priv_t *buf_priv = buf->dev_private; drm_i810_buf_priv_t *buf_priv = buf->dev_private;
drm_i810_private_t *dev_priv = dev->dev_private; drm_i810_private_t *dev_priv = dev->dev_private;
struct file_operations *old_fops; struct file_operations *old_fops;
int retcode = 0; int retcode = 0;
if (buf_priv->currently_mapped == I810_BUF_MAPPED) if (buf_priv->currently_mapped == I810_BUF_MAPPED)
@ -199,8 +199,8 @@ static int i810_unmap_buffer(drm_buf_t *buf)
(size_t) buf->total); (size_t) buf->total);
up_write(&current->mm->mmap_sem); up_write(&current->mm->mmap_sem);
buf_priv->currently_mapped = I810_BUF_UNMAPPED; buf_priv->currently_mapped = I810_BUF_UNMAPPED;
buf_priv->virtual = 0; buf_priv->virtual = 0;
return retcode; return retcode;
} }
@ -215,22 +215,22 @@ static int i810_dma_get_buffer(drm_device_t *dev, drm_i810_dma_t *d,
buf = i810_freelist_get(dev); buf = i810_freelist_get(dev);
if (!buf) { if (!buf) {
retcode = -ENOMEM; retcode = -ENOMEM;
DRM_DEBUG("retcode=%d\n", retcode); DRM_DEBUG("retcode=%d\n", retcode);
return retcode; return retcode;
} }
retcode = i810_map_buffer(buf, filp); retcode = i810_map_buffer(buf, filp);
if (retcode) { if (retcode) {
i810_freelist_put(dev, buf); i810_freelist_put(dev, buf);
DRM_ERROR("mapbuf failed, retcode %d\n", retcode); DRM_ERROR("mapbuf failed, retcode %d\n", retcode);
return retcode; return retcode;
} }
buf->filp = filp; buf->filp = filp;
buf_priv = buf->dev_private; buf_priv = buf->dev_private;
d->granted = 1; d->granted = 1;
d->request_idx = buf->idx; d->request_idx = buf->idx;
d->request_size = buf->total; d->request_size = buf->total;
d->virtual = buf_priv->virtual; d->virtual = buf_priv->virtual;
return retcode; return retcode;
} }
@ -249,23 +249,23 @@ int i810_dma_cleanup(drm_device_t *dev)
if (dev->dev_private) { if (dev->dev_private) {
int i; int i;
drm_i810_private_t *dev_priv = drm_i810_private_t *dev_priv =
(drm_i810_private_t *) dev->dev_private; (drm_i810_private_t *) dev->dev_private;
if (dev_priv->ring.virtual_start) { if (dev_priv->ring.virtual_start) {
DRM(ioremapfree)((void *) dev_priv->ring.virtual_start, DRM(ioremapfree)((void *) dev_priv->ring.virtual_start,
dev_priv->ring.Size, dev); dev_priv->ring.Size, dev);
} }
if (dev_priv->hw_status_page) { if (dev_priv->hw_status_page) {
pci_free_consistent(dev->pdev, PAGE_SIZE, pci_free_consistent(dev->pdev, PAGE_SIZE,
dev_priv->hw_status_page, dev_priv->hw_status_page,
dev_priv->dma_status_page); dev_priv->dma_status_page);
/* Need to rewrite hardware status page */ /* Need to rewrite hardware status page */
I810_WRITE(0x02080, 0x1ffff000); 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); DRM_MEM_DRIVER);
dev->dev_private = NULL; dev->dev_private = NULL;
for (i = 0; i < dma->buf_count; i++) { for (i = 0; i < dma->buf_count; i++) {
drm_buf_t *buf = dma->buflist[ i ]; drm_buf_t *buf = dma->buflist[ i ];
@ -274,73 +274,73 @@ int i810_dma_cleanup(drm_device_t *dev)
DRM(ioremapfree)(buf_priv->kernel_virtual, buf->total, dev); 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_private_t *dev_priv = dev->dev_private;
drm_i810_ring_buffer_t *ring = &(dev_priv->ring); drm_i810_ring_buffer_t *ring = &(dev_priv->ring);
int iters = 0; int iters = 0;
unsigned long end; unsigned long end;
unsigned int last_head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR; unsigned int last_head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
end = jiffies + (HZ*3); end = jiffies + (HZ*3);
while (ring->space < n) { while (ring->space < n) {
ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR; ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
ring->space = ring->head - (ring->tail+8); ring->space = ring->head - (ring->tail+8);
if (ring->space < 0) ring->space += ring->Size; if (ring->space < 0) ring->space += ring->Size;
if (ring->head != last_head) { if (ring->head != last_head) {
end = jiffies + (HZ*3); end = jiffies + (HZ*3);
last_head = ring->head; last_head = ring->head;
} }
iters++; iters++;
if (time_before(end, jiffies)) { if (time_before(end, jiffies)) {
DRM_ERROR("space: %d wanted %d\n", ring->space, n); DRM_ERROR("space: %d wanted %d\n", ring->space, n);
DRM_ERROR("lockup\n"); DRM_ERROR("lockup\n");
goto out_wait_ring; goto out_wait_ring;
} }
udelay(1); udelay(1);
} }
out_wait_ring: out_wait_ring:
return iters; 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_private_t *dev_priv = dev->dev_private;
drm_i810_ring_buffer_t *ring = &(dev_priv->ring); drm_i810_ring_buffer_t *ring = &(dev_priv->ring);
ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR; ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
ring->tail = I810_READ(LP_RING + RING_TAIL); ring->tail = I810_READ(LP_RING + RING_TAIL);
ring->space = ring->head - (ring->tail+8); ring->space = ring->head - (ring->tail+8);
if (ring->space < 0) ring->space += ring->Size; 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; drm_device_dma_t *dma = dev->dma;
int my_idx = 24; int my_idx = 24;
u32 *hw_status = (u32 *)(dev_priv->hw_status_page + my_idx); u32 *hw_status = (u32 *)(dev_priv->hw_status_page + my_idx);
int i; int i;
if (dma->buf_count > 1019) { if (dma->buf_count > 1019) {
/* Not enough space in the status page for the freelist */ /* Not enough space in the status page for the freelist */
return -EINVAL; return -EINVAL;
} }
for (i = 0; i < dma->buf_count; i++) { 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; drm_i810_buf_priv_t *buf_priv = buf->dev_private;
buf_priv->in_use = hw_status++; buf_priv->in_use = hw_status++;
buf_priv->my_use_idx = my_idx; buf_priv->my_use_idx = my_idx;
my_idx += 4; 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_priv->kernel_virtual = DRM(ioremap)(buf->bus_address,
buf->total, dev); buf->total, dev);
@ -354,7 +354,7 @@ static int i810_dma_initialize(drm_device_t *dev,
{ {
struct list_head *list; 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) { list_for_each(list, &dev->maplist->head) {
drm_map_list_t *r_list = list_entry(list, drm_map_list_t, head); drm_map_list_t *r_list = list_entry(list, drm_map_list_t, head);
@ -362,51 +362,51 @@ static int i810_dma_initialize(drm_device_t *dev,
r_list->map->type == _DRM_SHM && 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; dev_priv->sarea_map = r_list->map;
break; break;
} }
} }
if (!dev_priv->sarea_map) { if (!dev_priv->sarea_map) {
dev->dev_private = (void *)dev_priv; dev->dev_private = (void *)dev_priv;
i810_dma_cleanup(dev); i810_dma_cleanup(dev);
DRM_ERROR("can not find sarea!\n"); DRM_ERROR("can not find sarea!\n");
return -EINVAL; return -EINVAL;
} }
DRM_FIND_MAP( dev_priv->mmio_map, init->mmio_offset ); DRM_FIND_MAP( dev_priv->mmio_map, init->mmio_offset );
if (!dev_priv->mmio_map) { if (!dev_priv->mmio_map) {
dev->dev_private = (void *)dev_priv; dev->dev_private = (void *)dev_priv;
i810_dma_cleanup(dev); i810_dma_cleanup(dev);
DRM_ERROR("can not find mmio map!\n"); DRM_ERROR("can not find mmio map!\n");
return -EINVAL; return -EINVAL;
} }
DRM_FIND_MAP( dev_priv->buffer_map, init->buffers_offset ); DRM_FIND_MAP( dev_priv->buffer_map, init->buffers_offset );
if (!dev_priv->buffer_map) { if (!dev_priv->buffer_map) {
dev->dev_private = (void *)dev_priv; dev->dev_private = (void *)dev_priv;
i810_dma_cleanup(dev); i810_dma_cleanup(dev);
DRM_ERROR("can not find dma buffer map!\n"); DRM_ERROR("can not find dma buffer map!\n");
return -EINVAL; return -EINVAL;
} }
dev_priv->sarea_priv = (drm_i810_sarea_t *) dev_priv->sarea_priv = (drm_i810_sarea_t *)
((u8 *)dev_priv->sarea_map->handle + ((u8 *)dev_priv->sarea_map->handle +
init->sarea_priv_offset); init->sarea_priv_offset);
dev_priv->ring.Start = init->ring_start; dev_priv->ring.Start = init->ring_start;
dev_priv->ring.End = init->ring_end; dev_priv->ring.End = init->ring_end;
dev_priv->ring.Size = init->ring_size; dev_priv->ring.Size = init->ring_size;
dev_priv->ring.virtual_start = DRM(ioremap)(dev->agp->base + dev_priv->ring.virtual_start = DRM(ioremap)(dev->agp->base +
init->ring_start, init->ring_start,
init->ring_size, dev); init->ring_size, dev);
if (dev_priv->ring.virtual_start == NULL) { if (dev_priv->ring.virtual_start == NULL) {
dev->dev_private = (void *) dev_priv; dev->dev_private = (void *) dev_priv;
i810_dma_cleanup(dev); i810_dma_cleanup(dev);
DRM_ERROR("can not ioremap virtual address for" DRM_ERROR("can not ioremap virtual address for"
" ring buffer\n"); " 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->w = init->w;
dev_priv->h = init->h; dev_priv->h = init->h;
@ -422,33 +422,33 @@ static int i810_dma_initialize(drm_device_t *dev,
dev_priv->back_di1 = init->back_offset | init->pitch_bits; dev_priv->back_di1 = init->back_offset | init->pitch_bits;
dev_priv->zi1 = init->depth_offset | init->pitch_bits; dev_priv->zi1 = init->depth_offset | init->pitch_bits;
/* Program Hardware Status Page */ /* Program Hardware Status Page */
dev_priv->hw_status_page = dev_priv->hw_status_page =
pci_alloc_consistent(dev->pdev, PAGE_SIZE, pci_alloc_consistent(dev->pdev, PAGE_SIZE,
&dev_priv->dma_status_page); &dev_priv->dma_status_page);
if (!dev_priv->hw_status_page) { if (!dev_priv->hw_status_page) {
dev->dev_private = (void *)dev_priv; dev->dev_private = (void *)dev_priv;
i810_dma_cleanup(dev); i810_dma_cleanup(dev);
DRM_ERROR("Can not allocate hardware status page\n"); DRM_ERROR("Can not allocate hardware status page\n");
return -ENOMEM; return -ENOMEM;
} }
memset(dev_priv->hw_status_page, 0, PAGE_SIZE); memset(dev_priv->hw_status_page, 0, PAGE_SIZE);
DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page); DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page);
I810_WRITE(0x02080, dev_priv->dma_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) { if (i810_freelist_init(dev, dev_priv) != 0) {
dev->dev_private = (void *)dev_priv; dev->dev_private = (void *)dev_priv;
i810_dma_cleanup(dev); i810_dma_cleanup(dev);
DRM_ERROR("Not enough space in the status page for" DRM_ERROR("Not enough space in the status page for"
" the freelist\n"); " the freelist\n");
return -ENOMEM; return -ENOMEM;
} }
dev->dev_private = (void *)dev_priv; dev->dev_private = (void *)dev_priv;
return 0; return 0;
} }
/* i810 DRM version 1.1 used a smaller init structure with different /* i810 DRM version 1.1 used a smaller init structure with different
@ -476,19 +476,19 @@ 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 */ /* This is a v1.2 client, just get the v1.2 init data */
DRM_INFO("Using POST v1.2 init.\n"); DRM_INFO("Using POST v1.2 init.\n");
if (copy_from_user(init, (drm_i810_init_t *)arg, if (copy_from_user(init, (drm_i810_init_t *)arg,
sizeof(drm_i810_init_t))) { sizeof(drm_i810_init_t))) {
return -EFAULT; return -EFAULT;
} }
} else { } else {
/* This is a v1.1 client, fix the params */ /* This is a v1.1 client, fix the params */
DRM_INFO("Using PRE v1.2 init.\n"); DRM_INFO("Using PRE v1.2 init.\n");
init->pitch_bits = init->h; init->pitch_bits = init->h;
init->pitch = init->w; init->pitch = init->w;
init->h = init->overlay_physical; init->h = init->overlay_physical;
init->w = init->overlay_offset; init->w = init->overlay_offset;
init->overlay_physical = 0; init->overlay_physical = 0;
init->overlay_offset = 0; init->overlay_offset = 0;
} }
return 0; return 0;
@ -497,19 +497,19 @@ int i810_dma_init_compat(drm_i810_init_t *init, unsigned long arg)
int i810_dma_init(struct inode *inode, struct file *filp, 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_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev; drm_device_t *dev = priv->dev;
drm_i810_private_t *dev_priv; drm_i810_private_t *dev_priv;
drm_i810_init_t init; drm_i810_init_t init;
int retcode = 0; int retcode = 0;
/* Get only the init func */ /* Get only the init func */
if (copy_from_user(&init, (void *)arg, sizeof(drm_i810_init_func_t))) if (copy_from_user(&init, (void *)arg, sizeof(drm_i810_init_func_t)))
return -EFAULT; return -EFAULT;
switch(init.func) { switch(init.func) {
case I810_INIT_DMA: case I810_INIT_DMA:
/* This case is for backward compatibility. It /* This case is for backward compatibility. It
* handles XFree 4.1.0 and 4.2.0, and has to * handles XFree 4.1.0 and 4.2.0, and has to
* do some parameter checking as described below. * do some parameter checking as described below.
* It will someday go away. * It will someday go away.
@ -518,34 +518,34 @@ int i810_dma_init(struct inode *inode, struct file *filp,
if (retcode) if (retcode)
return retcode; return retcode;
dev_priv = DRM(alloc)(sizeof(drm_i810_private_t), dev_priv = DRM(alloc)(sizeof(drm_i810_private_t),
DRM_MEM_DRIVER); DRM_MEM_DRIVER);
if (dev_priv == NULL) if (dev_priv == NULL)
return -ENOMEM; return -ENOMEM;
retcode = i810_dma_initialize(dev, dev_priv, &init); retcode = i810_dma_initialize(dev, dev_priv, &init);
break; break;
default: default:
case I810_INIT_DMA_1_4: case I810_INIT_DMA_1_4:
DRM_INFO("Using v1.4 init.\n"); DRM_INFO("Using v1.4 init.\n");
if (copy_from_user(&init, (drm_i810_init_t *)arg, if (copy_from_user(&init, (drm_i810_init_t *)arg,
sizeof(drm_i810_init_t))) { sizeof(drm_i810_init_t))) {
return -EFAULT; return -EFAULT;
} }
dev_priv = DRM(alloc)(sizeof(drm_i810_private_t), dev_priv = DRM(alloc)(sizeof(drm_i810_private_t),
DRM_MEM_DRIVER); DRM_MEM_DRIVER);
if (dev_priv == NULL) if (dev_priv == NULL)
return -ENOMEM; return -ENOMEM;
retcode = i810_dma_initialize(dev, dev_priv, &init); retcode = i810_dma_initialize(dev, dev_priv, &init);
break; break;
case I810_CLEANUP_DMA: case I810_CLEANUP_DMA:
DRM_INFO("DMA Cleanup\n"); DRM_INFO("DMA Cleanup\n");
retcode = i810_dma_cleanup(dev); retcode = i810_dma_cleanup(dev);
break; break;
} }
return retcode; return retcode;
} }
@ -559,7 +559,7 @@ int i810_dma_init(struct inode *inode, struct file *filp,
static void i810EmitContextVerified( drm_device_t *dev, static void i810EmitContextVerified( drm_device_t *dev,
volatile unsigned int *code ) 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; int i, j = 0;
unsigned int tmp; unsigned int tmp;
RING_LOCALS; RING_LOCALS;
@ -593,7 +593,7 @@ static void i810EmitContextVerified( drm_device_t *dev,
static void i810EmitTexVerified( drm_device_t *dev, static void i810EmitTexVerified( drm_device_t *dev,
volatile unsigned int *code ) 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; int i, j = 0;
unsigned int tmp; unsigned int tmp;
RING_LOCALS; RING_LOCALS;
@ -629,7 +629,7 @@ static void i810EmitTexVerified( drm_device_t *dev,
static void i810EmitDestVerified( drm_device_t *dev, static void i810EmitDestVerified( drm_device_t *dev,
volatile unsigned int *code ) 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; unsigned int tmp;
RING_LOCALS; RING_LOCALS;
@ -665,8 +665,8 @@ static void i810EmitDestVerified( drm_device_t *dev,
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_private_t *dev_priv = dev->dev_private;
drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
unsigned int dirty = sarea_priv->dirty; unsigned int dirty = sarea_priv->dirty;
DRM_DEBUG("%s %x\n", __FUNCTION__, dirty); DRM_DEBUG("%s %x\n", __FUNCTION__, dirty);
@ -700,8 +700,8 @@ static void i810_dma_dispatch_clear( drm_device_t *dev, int flags,
unsigned int clear_color, unsigned int clear_color,
unsigned int clear_zval ) unsigned int clear_zval )
{ {
drm_i810_private_t *dev_priv = dev->dev_private; drm_i810_private_t *dev_priv = dev->dev_private;
drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
int nbox = sarea_priv->nbox; int nbox = sarea_priv->nbox;
drm_clip_rect_t *pbox = sarea_priv->boxes; drm_clip_rect_t *pbox = sarea_priv->boxes;
int pitch = dev_priv->pitch; int pitch = dev_priv->pitch;
@ -710,17 +710,17 @@ static void i810_dma_dispatch_clear( drm_device_t *dev, int flags,
RING_LOCALS; RING_LOCALS;
if ( dev_priv->current_page == 1 ) { if ( dev_priv->current_page == 1 ) {
unsigned int tmp = flags; unsigned int tmp = flags;
flags &= ~(I810_FRONT | I810_BACK); flags &= ~(I810_FRONT | I810_BACK);
if (tmp & I810_FRONT) flags |= I810_BACK; if (tmp & I810_FRONT) flags |= I810_BACK;
if (tmp & I810_BACK) flags |= I810_FRONT; if (tmp & I810_BACK) flags |= I810_FRONT;
} }
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; 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 x = pbox->x1;
@ -735,7 +735,7 @@ static void i810_dma_dispatch_clear( drm_device_t *dev, int flags,
pbox->y2 > dev_priv->h) pbox->y2 > dev_priv->h)
continue; continue;
if ( flags & I810_FRONT ) { if ( flags & I810_FRONT ) {
BEGIN_LP_RING( 6 ); BEGIN_LP_RING( 6 );
OUT_RING( BR00_BITBLT_CLIENT | OUT_RING( BR00_BITBLT_CLIENT |
BR00_OP_COLOR_BLT | 0x3 ); BR00_OP_COLOR_BLT | 0x3 );
@ -775,8 +775,8 @@ static void i810_dma_dispatch_clear( drm_device_t *dev, int flags,
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_private_t *dev_priv = dev->dev_private;
drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
int nbox = sarea_priv->nbox; int nbox = sarea_priv->nbox;
drm_clip_rect_t *pbox = sarea_priv->boxes; drm_clip_rect_t *pbox = sarea_priv->boxes;
int pitch = dev_priv->pitch; int pitch = dev_priv->pitch;
@ -786,10 +786,10 @@ static void i810_dma_dispatch_swap( drm_device_t *dev )
DRM_DEBUG("swapbuffers\n"); DRM_DEBUG("swapbuffers\n");
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; nbox = I810_NR_SAREA_CLIPRECTS;
for (i = 0 ; i < nbox; i++, pbox++) for (i = 0 ; i < nbox; i++, pbox++)
{ {
@ -827,19 +827,19 @@ static void i810_dma_dispatch_vertex(drm_device_t *dev,
int discard, int discard,
int used) 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_buf_priv_t *buf_priv = buf->dev_private;
drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_clip_rect_t *box = sarea_priv->boxes; drm_clip_rect_t *box = sarea_priv->boxes;
int nbox = sarea_priv->nbox; int nbox = sarea_priv->nbox;
unsigned long address = (unsigned long)buf->bus_address; unsigned long address = (unsigned long)buf->bus_address;
unsigned long start = address - dev->agp->base; unsigned long start = address - dev->agp->base;
int i = 0; 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; nbox = I810_NR_SAREA_CLIPRECTS;
if (used > 4*1024) if (used > 4*1024)
@ -905,7 +905,7 @@ static void i810_dma_dispatch_vertex(drm_device_t *dev,
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; int pitch = dev_priv->pitch;
RING_LOCALS; RING_LOCALS;
@ -914,10 +914,10 @@ static void i810_dma_dispatch_flip( drm_device_t *dev )
dev_priv->current_page, dev_priv->current_page,
dev_priv->sarea_priv->pf_current_page); dev_priv->sarea_priv->pf_current_page);
i810_kernel_lost_context(dev); i810_kernel_lost_context(dev);
BEGIN_LP_RING( 2 ); BEGIN_LP_RING( 2 );
OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE ); OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE );
OUT_RING( 0 ); OUT_RING( 0 );
ADVANCE_LP_RING(); ADVANCE_LP_RING();
@ -952,44 +952,44 @@ static void i810_dma_dispatch_flip( drm_device_t *dev )
void i810_dma_quiescent(drm_device_t *dev) void i810_dma_quiescent(drm_device_t *dev)
{ {
drm_i810_private_t *dev_priv = dev->dev_private; drm_i810_private_t *dev_priv = dev->dev_private;
RING_LOCALS; RING_LOCALS;
/* printk("%s\n", __FUNCTION__); */ /* printk("%s\n", __FUNCTION__); */
i810_kernel_lost_context(dev); i810_kernel_lost_context(dev);
BEGIN_LP_RING(4); BEGIN_LP_RING(4);
OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE ); OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE );
OUT_RING( CMD_REPORT_HEAD ); OUT_RING( CMD_REPORT_HEAD );
OUT_RING( 0 ); OUT_RING( 0 );
OUT_RING( 0 ); OUT_RING( 0 );
ADVANCE_LP_RING(); 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; drm_device_dma_t *dma = dev->dma;
int i, ret = 0; int i, ret = 0;
RING_LOCALS; RING_LOCALS;
/* printk("%s\n", __FUNCTION__); */ /* printk("%s\n", __FUNCTION__); */
i810_kernel_lost_context(dev); i810_kernel_lost_context(dev);
BEGIN_LP_RING(2); BEGIN_LP_RING(2);
OUT_RING( CMD_REPORT_HEAD ); OUT_RING( CMD_REPORT_HEAD );
OUT_RING( 0 ); OUT_RING( 0 );
ADVANCE_LP_RING(); 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++) { 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; drm_i810_buf_priv_t *buf_priv = buf->dev_private;
int used = cmpxchg(buf_priv->in_use, I810_BUF_HARDWARE, int used = cmpxchg(buf_priv->in_use, I810_BUF_HARDWARE,
I810_BUF_FREE); I810_BUF_FREE);
@ -1000,7 +1000,7 @@ static int i810_flush_queue(drm_device_t *dev)
DRM_DEBUG("still on client\n"); DRM_DEBUG("still on client\n");
} }
return ret; return ret;
} }
/* Must be called with the lock held */ /* Must be called with the lock held */
@ -1012,14 +1012,14 @@ void i810_reclaim_buffers(struct file *filp)
int i; int i;
if (!dma) return; if (!dma) return;
if (!dev->dev_private) return; if (!dev->dev_private) return;
if (!dma->buflist) return; if (!dma->buflist) return;
i810_flush_queue(dev); i810_flush_queue(dev);
for (i = 0; i < dma->buf_count; i++) { 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; drm_i810_buf_priv_t *buf_priv = buf->dev_private;
if (buf->filp == filp && buf_priv) { if (buf->filp == filp && buf_priv) {
int used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, int used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT,
@ -1027,8 +1027,8 @@ void i810_reclaim_buffers(struct file *filp)
if (used == I810_BUF_CLIENT) if (used == I810_BUF_CLIENT)
DRM_DEBUG("reclaimed from client\n"); DRM_DEBUG("reclaimed from client\n");
if (buf_priv->currently_mapped == I810_BUF_MAPPED) if (buf_priv->currently_mapped == I810_BUF_MAPPED)
buf_priv->currently_mapped = I810_BUF_UNMAPPED; buf_priv->currently_mapped = I810_BUF_UNMAPPED;
} }
} }
} }
@ -1036,16 +1036,16 @@ void i810_reclaim_buffers(struct file *filp)
int i810_flush_ioctl(struct inode *inode, struct file *filp, int i810_flush_ioctl(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_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev; drm_device_t *dev = priv->dev;
if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("i810_flush_ioctl called without lock held\n"); DRM_ERROR("i810_flush_ioctl called without lock held\n");
return -EINVAL; return -EINVAL;
} }
i810_flush_queue(dev); i810_flush_queue(dev);
return 0; return 0;
} }
@ -1055,16 +1055,16 @@ int i810_dma_vertex(struct inode *inode, struct file *filp,
drm_file_t *priv = filp->private_data; drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev; drm_device_t *dev = priv->dev;
drm_device_dma_t *dma = dev->dma; 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; u32 *hw_status = dev_priv->hw_status_page;
drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
dev_priv->sarea_priv; dev_priv->sarea_priv;
drm_i810_vertex_t vertex; drm_i810_vertex_t vertex;
if (copy_from_user(&vertex, (drm_i810_vertex_t *)arg, sizeof(vertex))) if (copy_from_user(&vertex, (drm_i810_vertex_t *)arg, sizeof(vertex)))
return -EFAULT; return -EFAULT;
if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("i810_dma_vertex called without lock held\n"); DRM_ERROR("i810_dma_vertex called without lock held\n");
return -EINVAL; return -EINVAL;
} }
@ -1079,10 +1079,10 @@ int i810_dma_vertex(struct inode *inode, struct file *filp,
dma->buflist[ vertex.idx ], dma->buflist[ vertex.idx ],
vertex.discard, vertex.used ); 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]); atomic_inc(&dev->counts[_DRM_STAT_DMA]);
sarea_priv->last_enqueue = dev_priv->counter-1; sarea_priv->last_enqueue = dev_priv->counter-1;
sarea_priv->last_dispatch = (int) hw_status[5]; sarea_priv->last_dispatch = (int) hw_status[5];
return 0; return 0;
} }
@ -1096,23 +1096,23 @@ int i810_clear_bufs(struct inode *inode, struct file *filp,
drm_device_t *dev = priv->dev; drm_device_t *dev = priv->dev;
drm_i810_clear_t clear; drm_i810_clear_t clear;
if (copy_from_user(&clear, (drm_i810_clear_t *)arg, sizeof(clear))) if (copy_from_user(&clear, (drm_i810_clear_t *)arg, sizeof(clear)))
return -EFAULT; return -EFAULT;
if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("i810_clear_bufs called without lock held\n"); DRM_ERROR("i810_clear_bufs called without lock held\n");
return -EINVAL; return -EINVAL;
} }
/* GH: Someone's doing nasty things... */ /* GH: Someone's doing nasty things... */
if (!dev->dev_private) { if (!dev->dev_private) {
return -EINVAL; return -EINVAL;
} }
i810_dma_dispatch_clear( dev, clear.flags, i810_dma_dispatch_clear( dev, clear.flags,
clear.clear_color, clear.clear_color,
clear.clear_depth ); clear.clear_depth );
return 0; return 0;
} }
int i810_swap_bufs(struct inode *inode, struct file *filp, int i810_swap_bufs(struct inode *inode, struct file *filp,
@ -1123,26 +1123,26 @@ int i810_swap_bufs(struct inode *inode, struct file *filp,
DRM_DEBUG("i810_swap_bufs\n"); DRM_DEBUG("i810_swap_bufs\n");
if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("i810_swap_buf called without lock held\n"); DRM_ERROR("i810_swap_buf called without lock held\n");
return -EINVAL; return -EINVAL;
} }
i810_dma_dispatch_swap( dev ); i810_dma_dispatch_swap( dev );
return 0; return 0;
} }
int i810_getage(struct inode *inode, struct file *filp, unsigned int cmd, 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_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev; drm_device_t *dev = priv->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;
u32 *hw_status = dev_priv->hw_status_page; u32 *hw_status = dev_priv->hw_status_page;
drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
dev_priv->sarea_priv; dev_priv->sarea_priv;
sarea_priv->last_dispatch = (int) hw_status[5]; sarea_priv->last_dispatch = (int) hw_status[5];
return 0; return 0;
} }
@ -1153,12 +1153,12 @@ int i810_getbuf(struct inode *inode, struct file *filp, unsigned int cmd,
drm_device_t *dev = priv->dev; drm_device_t *dev = priv->dev;
int retcode = 0; int retcode = 0;
drm_i810_dma_t d; drm_i810_dma_t d;
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; u32 *hw_status = dev_priv->hw_status_page;
drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
dev_priv->sarea_priv; dev_priv->sarea_priv;
if (copy_from_user(&d, (drm_i810_dma_t *)arg, sizeof(d))) if (copy_from_user(&d, (drm_i810_dma_t *)arg, sizeof(d)))
return -EFAULT; return -EFAULT;
if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
@ -1175,7 +1175,7 @@ int i810_getbuf(struct inode *inode, struct file *filp, unsigned int cmd,
if (copy_to_user((drm_dma_t *)arg, &d, sizeof(d))) if (copy_to_user((drm_dma_t *)arg, &d, sizeof(d)))
return -EFAULT; return -EFAULT;
sarea_priv->last_dispatch = (int) hw_status[5]; sarea_priv->last_dispatch = (int) hw_status[5];
return retcode; return retcode;
} }
@ -1382,7 +1382,7 @@ int i810_flip_bufs(struct inode *inode, struct file *filp,
DRM_DEBUG("%s\n", __FUNCTION__); DRM_DEBUG("%s\n", __FUNCTION__);
if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("i810_flip_buf called without lock held\n"); DRM_ERROR("i810_flip_buf called without lock held\n");
return -EINVAL; return -EINVAL;
} }
@ -1391,5 +1391,5 @@ int i810_flip_bufs(struct inode *inode, struct file *filp,
i810_do_init_pageflip( dev ); i810_do_init_pageflip( dev );
i810_dma_dispatch_flip( dev ); i810_dma_dispatch_flip( dev );
return 0; return 0;
} }