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Diffstat (limited to 'linux-core/i830_dma.c')
-rw-r--r--linux-core/i830_dma.c1315
1 files changed, 646 insertions, 669 deletions
diff --git a/linux-core/i830_dma.c b/linux-core/i830_dma.c
index 835f675e..f7f136e4 100644
--- a/linux-core/i830_dma.c
+++ b/linux-core/i830_dma.c
@@ -11,11 +11,11 @@
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
- *
+ *
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
- *
+ *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
@@ -31,14 +31,15 @@
*
*/
+#include <linux/interrupt.h> /* For task queue support */
+#include <linux/pagemap.h> /* For FASTCALL on unlock_page() */
+#include <linux/delay.h>
+#include <asm/uaccess.h>
+
#include "drmP.h"
#include "drm.h"
#include "i830_drm.h"
#include "i830_drv.h"
-#include <linux/interrupt.h> /* For task queue support */
-#include <linux/pagemap.h> /* For FASTCALL on unlock_page() */
-#include <linux/delay.h>
-#include <asm/uaccess.h>
#ifdef DO_MUNMAP_4_ARGS
#define DO_MUNMAP(m, a, l) do_munmap(m, a, l, 1)
@@ -53,108 +54,109 @@
#define I830_BUF_UNMAPPED 0
#define I830_BUF_MAPPED 1
-static inline void i830_print_status_page(drm_device_t *dev)
+static inline void i830_print_status_page(drm_device_t * dev)
{
- drm_device_dma_t *dma = dev->dma;
- drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_device_dma_t *dma = dev->dma;
+ drm_i830_private_t *dev_priv = dev->dev_private;
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: LpRing Head ptr : %x\n", temp[1]);
- DRM_DEBUG( "hw_status: IRing Head ptr : %x\n", temp[2]);
- DRM_DEBUG( "hw_status: Reserved : %x\n", temp[3]);
- DRM_DEBUG( "hw_status: Driver Counter : %d\n", temp[5]);
- for(i = 9; i < dma->buf_count + 9; i++) {
- DRM_DEBUG( "buffer status idx : %d used: %d\n", i - 9, temp[i]);
+ 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: IRing Head ptr : %x\n", temp[2]);
+ DRM_DEBUG("hw_status: Reserved : %x\n", temp[3]);
+ DRM_DEBUG("hw_status: Driver Counter : %d\n", temp[5]);
+ for (i = 9; i < dma->buf_count + 9; i++) {
+ DRM_DEBUG("buffer status idx : %d used: %d\n", i - 9, temp[i]);
}
}
-static drm_buf_t *i830_freelist_get(drm_device_t *dev)
+static drm_buf_t *i830_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_i830_buf_priv_t *buf_priv = buf->dev_private;
+ for (i = 0; i < dma->buf_count; i++) {
+ drm_buf_t *buf = dma->buflist[i];
+ drm_i830_buf_priv_t *buf_priv = buf->dev_private;
/* In use is already a pointer */
- used = cmpxchg(buf_priv->in_use, I830_BUF_FREE,
+ used = cmpxchg(buf_priv->in_use, I830_BUF_FREE,
I830_BUF_CLIENT);
- if(used == I830_BUF_FREE) {
+ if (used == I830_BUF_FREE) {
return buf;
}
}
- return NULL;
+ 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 i830_freelist_put(drm_device_t *dev, drm_buf_t *buf)
+static int i830_freelist_put(drm_device_t * dev, drm_buf_t * buf)
{
- drm_i830_buf_priv_t *buf_priv = buf->dev_private;
- int used;
-
- /* In use is already a pointer */
- used = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT, I830_BUF_FREE);
- if(used != I830_BUF_CLIENT) {
- DRM_ERROR("Freeing buffer thats not in use : %d\n", buf->idx);
- return -EINVAL;
- }
-
- return 0;
+ drm_i830_buf_priv_t *buf_priv = buf->dev_private;
+ int used;
+
+ /* In use is already a pointer */
+ used = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT, I830_BUF_FREE);
+ if (used != I830_BUF_CLIENT) {
+ DRM_ERROR("Freeing buffer thats not in use : %d\n", buf->idx);
+ return -EINVAL;
+ }
+
+ return 0;
}
int i830_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev;
- drm_i830_private_t *dev_priv;
- drm_buf_t *buf;
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev;
+ drm_i830_private_t *dev_priv;
+ drm_buf_t *buf;
drm_i830_buf_priv_t *buf_priv;
lock_kernel();
- dev = priv->dev;
+ dev = priv->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 = I830_BUF_MAPPED;
+
+ buf_priv->currently_mapped = I830_BUF_MAPPED;
unlock_kernel();
if (remap_page_range(DRM_RPR_ARG(vma) vma->vm_start,
VM_OFFSET(vma),
- vma->vm_end - vma->vm_start,
- vma->vm_page_prot)) return -EAGAIN;
+ vma->vm_end - vma->vm_start, vma->vm_page_prot))
+ return -EAGAIN;
return 0;
}
-static int i830_map_buffer(drm_buf_t *buf, struct file *filp)
+static int i830_map_buffer(drm_buf_t * buf, struct file *filp)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
drm_i830_buf_priv_t *buf_priv = buf->dev_private;
- drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_private_t *dev_priv = dev->dev_private;
unsigned long virtual;
int retcode = 0;
- if(buf_priv->currently_mapped == I830_BUF_MAPPED) return -EINVAL;
+ if (buf_priv->currently_mapped == I830_BUF_MAPPED)
+ return -EINVAL;
- down_write( &current->mm->mmap_sem );
+ down_write(&current->mm->mmap_sem);
dev_priv->mmap_buffer = buf;
- virtual = do_mmap(filp, 0, buf->total, PROT_READ|PROT_WRITE,
- MAP_SHARED, buf->bus_address);
+ virtual = do_mmap(filp, 0, buf->total, PROT_READ | PROT_WRITE,
+ MAP_SHARED, buf->bus_address);
dev_priv->mmap_buffer = NULL;
- if (IS_ERR((void *)virtual)) { /* ugh */
+ if (IS_ERR((void *)virtual)) { /* ugh */
/* Real error */
DRM_ERROR("mmap error\n");
retcode = virtual;
@@ -162,17 +164,17 @@ static int i830_map_buffer(drm_buf_t *buf, struct file *filp)
} else {
buf_priv->virtual = (void __user *)virtual;
}
- up_write( &current->mm->mmap_sem );
+ up_write(&current->mm->mmap_sem);
return retcode;
}
-static int i830_unmap_buffer(drm_buf_t *buf)
+static int i830_unmap_buffer(drm_buf_t * buf)
{
drm_i830_buf_priv_t *buf_priv = buf->dev_private;
int retcode = 0;
- if(buf_priv->currently_mapped != I830_BUF_MAPPED)
+ if (buf_priv->currently_mapped != I830_BUF_MAPPED)
return -EINVAL;
down_write(&current->mm->mmap_sem);
@@ -181,43 +183,43 @@ static int i830_unmap_buffer(drm_buf_t *buf)
(size_t) buf->total);
up_write(&current->mm->mmap_sem);
- buf_priv->currently_mapped = I830_BUF_UNMAPPED;
- buf_priv->virtual = NULL;
+ buf_priv->currently_mapped = I830_BUF_UNMAPPED;
+ buf_priv->virtual = NULL;
return retcode;
}
-static int i830_dma_get_buffer(drm_device_t *dev, drm_i830_dma_t *d,
+static int i830_dma_get_buffer(drm_device_t * dev, drm_i830_dma_t * d,
struct file *filp)
{
- drm_buf_t *buf;
+ drm_buf_t *buf;
drm_i830_buf_priv_t *buf_priv;
int retcode = 0;
buf = i830_freelist_get(dev);
if (!buf) {
retcode = -ENOMEM;
- DRM_DEBUG("retcode=%d\n", retcode);
+ DRM_DEBUG("retcode=%d\n", retcode);
return retcode;
}
-
+
retcode = i830_map_buffer(buf, filp);
- if(retcode) {
+ if (retcode) {
i830_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;
+ 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;
}
-int i830_dma_cleanup(drm_device_t *dev)
+int i830_dma_cleanup(drm_device_t * dev)
{
drm_device_dma_t *dma = dev->dma;
@@ -225,147 +227,151 @@ int i830_dma_cleanup(drm_device_t *dev)
* may not have been called from userspace and after dev_private
* is freed, it's too late.
*/
- if (dev->irq_enabled) drm_irq_uninstall(dev);
+ if (dev->irq_enabled)
+ drm_irq_uninstall(dev);
if (dev->dev_private) {
int i;
- drm_i830_private_t *dev_priv =
- (drm_i830_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_i830_private_t *dev_priv =
+ (drm_i830_private_t *) dev->dev_private;
+
+ if (dev_priv->ring.virtual_start) {
+ drm_ioremapfree((void *)dev_priv->ring.virtual_start,
+ dev_priv->ring.Size, dev);
}
- if (dev_priv->hw_status_page) {
+ 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 */
- I830_WRITE(0x02080, 0x1ffff000);
+ /* Need to rewrite hardware status page */
+ I830_WRITE(0x02080, 0x1ffff000);
}
- drm_free(dev->dev_private, sizeof(drm_i830_private_t),
+ drm_free(dev->dev_private, sizeof(drm_i830_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_i830_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;
}
-int i830_wait_ring(drm_device_t *dev, int n, const char *caller)
+int i830_wait_ring(drm_device_t * dev, int n, const char *caller)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
- drm_i830_ring_buffer_t *ring = &(dev_priv->ring);
- int iters = 0;
- unsigned long end;
+ drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_ring_buffer_t *ring = &(dev_priv->ring);
+ int iters = 0;
+ unsigned long end;
unsigned int last_head = I830_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
- end = jiffies + (HZ*3);
- while (ring->space < n) {
- ring->head = I830_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 = I830_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++;
- if(time_before(end, jiffies)) {
- DRM_ERROR("space: %d wanted %d\n", ring->space, n);
- DRM_ERROR("lockup\n");
- goto out_wait_ring;
+
+ iters++;
+ if (time_before(end, jiffies)) {
+ DRM_ERROR("space: %d wanted %d\n", ring->space, n);
+ DRM_ERROR("lockup\n");
+ goto out_wait_ring;
}
udelay(1);
dev_priv->sarea_priv->perf_boxes |= I830_BOX_WAIT;
}
-out_wait_ring:
- return iters;
+ out_wait_ring:
+ return iters;
}
-static void i830_kernel_lost_context(drm_device_t *dev)
+static void i830_kernel_lost_context(drm_device_t * dev)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
- drm_i830_ring_buffer_t *ring = &(dev_priv->ring);
-
- ring->head = I830_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
- ring->tail = I830_READ(LP_RING + RING_TAIL) & TAIL_ADDR;
- ring->space = ring->head - (ring->tail+8);
- if (ring->space < 0) ring->space += ring->Size;
+ drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_ring_buffer_t *ring = &(dev_priv->ring);
+
+ ring->head = I830_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
+ ring->tail = I830_READ(LP_RING + RING_TAIL) & TAIL_ADDR;
+ ring->space = ring->head - (ring->tail + 8);
+ if (ring->space < 0)
+ ring->space += ring->Size;
if (ring->head == ring->tail)
dev_priv->sarea_priv->perf_boxes |= I830_BOX_RING_EMPTY;
}
-static int i830_freelist_init(drm_device_t *dev, drm_i830_private_t *dev_priv)
+static int i830_freelist_init(drm_device_t * dev, drm_i830_private_t * dev_priv)
{
- drm_device_dma_t *dma = dev->dma;
- int my_idx = 36;
- u32 *hw_status = (u32 *)(dev_priv->hw_status_page + my_idx);
- int i;
+ drm_device_dma_t *dma = dev->dma;
+ int my_idx = 36;
+ 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;
+ if (dma->buf_count > 1019) {
+ /* 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_i830_buf_priv_t *buf_priv = buf->dev_private;
+ for (i = 0; i < dma->buf_count; i++) {
+ drm_buf_t *buf = dma->buflist[i];
+ drm_i830_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 = I830_BUF_FREE;
+ *buf_priv->in_use = I830_BUF_FREE;
- buf_priv->kernel_virtual = drm_ioremap(buf->bus_address,
- buf->total, dev);
+ buf_priv->kernel_virtual = drm_ioremap(buf->bus_address,
+ buf->total, dev);
}
return 0;
}
-static int i830_dma_initialize(drm_device_t *dev,
- drm_i830_private_t *dev_priv,
- drm_i830_init_t *init)
+static int i830_dma_initialize(drm_device_t * dev,
+ drm_i830_private_t * dev_priv,
+ drm_i830_init_t * init)
{
struct list_head *list;
- memset(dev_priv, 0, sizeof(drm_i830_private_t));
+ memset(dev_priv, 0, sizeof(drm_i830_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 &&
+ 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) {
+ if (!dev_priv->sarea_map) {
dev->dev_private = (void *)dev_priv;
i830_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) {
+ if (!dev_priv->mmio_map) {
dev->dev_private = (void *)dev_priv;
i830_dma_cleanup(dev);
DRM_ERROR("can not find mmio map!\n");
return -EINVAL;
}
dev->agp_buffer_map = drm_core_findmap(dev, init->buffers_offset);
- if(!dev->agp_buffer_map) {
+ if (!dev->agp_buffer_map) {
dev->dev_private = (void *)dev_priv;
i830_dma_cleanup(dev);
DRM_ERROR("can not find dma buffer map!\n");
@@ -373,27 +379,26 @@ static int i830_dma_initialize(drm_device_t *dev,
}
dev_priv->sarea_priv = (drm_i830_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;
- i830_dma_cleanup(dev);
- DRM_ERROR("can not ioremap virtual address for"
+ if (dev_priv->ring.virtual_start == NULL) {
+ dev->dev_private = (void *)dev_priv;
+ i830_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;
dev_priv->pitch = init->pitch;
@@ -405,10 +410,10 @@ static int i830_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;
- DRM_DEBUG("front_di1 %x\n", dev_priv->front_di1);
+ DRM_DEBUG("front_di1 %x\n", dev_priv->front_di1);
DRM_DEBUG("back_offset %x\n", dev_priv->back_offset);
- DRM_DEBUG("back_di1 %x\n", dev_priv->back_di1);
- DRM_DEBUG("pitch_bits %x\n", init->pitch_bits);
+ DRM_DEBUG("back_di1 %x\n", dev_priv->back_di1);
+ DRM_DEBUG("pitch_bits %x\n", init->pitch_bits);
dev_priv->cpp = init->cpp;
/* We are using separate values as placeholders for mechanisms for
@@ -420,63 +425,64 @@ static int i830_dma_initialize(drm_device_t *dev,
dev_priv->do_boxes = 0;
dev_priv->use_mi_batchbuffer_start = 0;
- /* 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;
i830_dma_cleanup(dev);
DRM_ERROR("Can not allocate hardware status page\n");
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);
-
- I830_WRITE(0x02080, dev_priv->dma_status_page);
+
+ I830_WRITE(0x02080, dev_priv->dma_status_page);
DRM_DEBUG("Enabled hardware status page\n");
-
- /* Now we need to init our freelist */
- if(i830_freelist_init(dev, dev_priv) != 0) {
+
+ /* Now we need to init our freelist */
+ if (i830_freelist_init(dev, dev_priv) != 0) {
dev->dev_private = (void *)dev_priv;
- i830_dma_cleanup(dev);
- DRM_ERROR("Not enough space in the status page for"
+ i830_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;
}
int i830_dma_init(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_i830_private_t *dev_priv;
- drm_i830_init_t init;
- int retcode = 0;
-
- if (copy_from_user(&init, (void * __user) arg, sizeof(init)))
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
+ drm_i830_private_t *dev_priv;
+ drm_i830_init_t init;
+ int retcode = 0;
+
+ if (copy_from_user(&init, (void *__user)arg, sizeof(init)))
return -EFAULT;
-
- switch(init.func) {
- case I830_INIT_DMA:
- dev_priv = drm_alloc(sizeof(drm_i830_private_t),
- DRM_MEM_DRIVER);
- if(dev_priv == NULL) return -ENOMEM;
- retcode = i830_dma_initialize(dev, dev_priv, &init);
- break;
- case I830_CLEANUP_DMA:
- retcode = i830_dma_cleanup(dev);
- break;
- default:
- retcode = -EINVAL;
- break;
- }
-
- return retcode;
+
+ switch (init.func) {
+ case I830_INIT_DMA:
+ dev_priv = drm_alloc(sizeof(drm_i830_private_t),
+ DRM_MEM_DRIVER);
+ if (dev_priv == NULL)
+ return -ENOMEM;
+ retcode = i830_dma_initialize(dev, dev_priv, &init);
+ break;
+ case I830_CLEANUP_DMA:
+ retcode = i830_dma_cleanup(dev);
+ break;
+ default:
+ retcode = -EINVAL;
+ break;
+ }
+
+ return retcode;
}
#define GFX_OP_STIPPLE ((0x3<<29)|(0x1d<<24)|(0x83<<16))
@@ -486,92 +492,89 @@ int i830_dma_init(struct inode *inode, struct file *filp,
/* Most efficient way to verify state for the i830 is as it is
* emitted. Non-conformant state is silently dropped.
*/
-static void i830EmitContextVerified( drm_device_t *dev,
- unsigned int *code )
+static void i830EmitContextVerified(drm_device_t * dev, unsigned int *code)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_private_t *dev_priv = dev->dev_private;
int i, j = 0;
unsigned int tmp;
RING_LOCALS;
- BEGIN_LP_RING( I830_CTX_SETUP_SIZE + 4 );
+ BEGIN_LP_RING(I830_CTX_SETUP_SIZE + 4);
- for ( i = 0 ; i < I830_CTXREG_BLENDCOLR0 ; i++ ) {
+ for (i = 0; i < I830_CTXREG_BLENDCOLR0; i++) {
tmp = code[i];
- if ((tmp & (7<<29)) == CMD_3D &&
- (tmp & (0x1f<<24)) < (0x1d<<24)) {
- OUT_RING( tmp );
+ if ((tmp & (7 << 29)) == CMD_3D &&
+ (tmp & (0x1f << 24)) < (0x1d << 24)) {
+ OUT_RING(tmp);
j++;
} else {
DRM_ERROR("Skipping %d\n", i);
}
}
- OUT_RING( STATE3D_CONST_BLEND_COLOR_CMD );
- OUT_RING( code[I830_CTXREG_BLENDCOLR] );
+ OUT_RING(STATE3D_CONST_BLEND_COLOR_CMD);
+ OUT_RING(code[I830_CTXREG_BLENDCOLR]);
j += 2;
- for ( i = I830_CTXREG_VF ; i < I830_CTXREG_MCSB0 ; i++ ) {
+ for (i = I830_CTXREG_VF; i < I830_CTXREG_MCSB0; i++) {
tmp = code[i];
- if ((tmp & (7<<29)) == CMD_3D &&
- (tmp & (0x1f<<24)) < (0x1d<<24)) {
- OUT_RING( tmp );
+ if ((tmp & (7 << 29)) == CMD_3D &&
+ (tmp & (0x1f << 24)) < (0x1d << 24)) {
+ OUT_RING(tmp);
j++;
} else {
DRM_ERROR("Skipping %d\n", i);
}
}
- OUT_RING( STATE3D_MAP_COORD_SETBIND_CMD );
- OUT_RING( code[I830_CTXREG_MCSB1] );
+ OUT_RING(STATE3D_MAP_COORD_SETBIND_CMD);
+ OUT_RING(code[I830_CTXREG_MCSB1]);
j += 2;
- if (j & 1)
- OUT_RING( 0 );
+ if (j & 1)
+ OUT_RING(0);
ADVANCE_LP_RING();
}
-static void i830EmitTexVerified( drm_device_t *dev, unsigned int *code )
+static void i830EmitTexVerified(drm_device_t * dev, unsigned int *code)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_private_t *dev_priv = dev->dev_private;
int i, j = 0;
unsigned int tmp;
RING_LOCALS;
if (code[I830_TEXREG_MI0] == GFX_OP_MAP_INFO ||
- (code[I830_TEXREG_MI0] & ~(0xf*LOAD_TEXTURE_MAP0)) ==
- (STATE3D_LOAD_STATE_IMMEDIATE_2|4)) {
-
- BEGIN_LP_RING( I830_TEX_SETUP_SIZE );
-
- OUT_RING( code[I830_TEXREG_MI0] ); /* TM0LI */
- OUT_RING( code[I830_TEXREG_MI1] ); /* TM0S0 */
- OUT_RING( code[I830_TEXREG_MI2] ); /* TM0S1 */
- OUT_RING( code[I830_TEXREG_MI3] ); /* TM0S2 */
- OUT_RING( code[I830_TEXREG_MI4] ); /* TM0S3 */
- OUT_RING( code[I830_TEXREG_MI5] ); /* TM0S4 */
-
- for ( i = 6 ; i < I830_TEX_SETUP_SIZE ; i++ ) {
+ (code[I830_TEXREG_MI0] & ~(0xf * LOAD_TEXTURE_MAP0)) ==
+ (STATE3D_LOAD_STATE_IMMEDIATE_2 | 4)) {
+
+ BEGIN_LP_RING(I830_TEX_SETUP_SIZE);
+
+ OUT_RING(code[I830_TEXREG_MI0]); /* TM0LI */
+ OUT_RING(code[I830_TEXREG_MI1]); /* TM0S0 */
+ OUT_RING(code[I830_TEXREG_MI2]); /* TM0S1 */
+ OUT_RING(code[I830_TEXREG_MI3]); /* TM0S2 */
+ OUT_RING(code[I830_TEXREG_MI4]); /* TM0S3 */
+ OUT_RING(code[I830_TEXREG_MI5]); /* TM0S4 */
+
+ for (i = 6; i < I830_TEX_SETUP_SIZE; i++) {
tmp = code[i];
- OUT_RING( tmp );
+ OUT_RING(tmp);
j++;
- }
+ }
- if (j & 1)
- OUT_RING( 0 );
+ if (j & 1)
+ OUT_RING(0);
ADVANCE_LP_RING();
- }
- else
+ } else
printk("rejected packet %x\n", code[0]);
}
-static void i830EmitTexBlendVerified( drm_device_t *dev,
- unsigned int *code,
- unsigned int num)
+static void i830EmitTexBlendVerified(drm_device_t * dev,
+ unsigned int *code, unsigned int num)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_private_t *dev_priv = dev->dev_private;
int i, j = 0;
unsigned int tmp;
RING_LOCALS;
@@ -579,59 +582,54 @@ static void i830EmitTexBlendVerified( drm_device_t *dev,
if (!num)
return;
- BEGIN_LP_RING( num + 1 );
+ BEGIN_LP_RING(num + 1);
- for ( i = 0 ; i < num ; i++ ) {
+ for (i = 0; i < num; i++) {
tmp = code[i];
- OUT_RING( tmp );
+ OUT_RING(tmp);
j++;
}
- if (j & 1)
- OUT_RING( 0 );
+ if (j & 1)
+ OUT_RING(0);
ADVANCE_LP_RING();
}
-static void i830EmitTexPalette( drm_device_t *dev,
- unsigned int *palette,
- int number,
- int is_shared )
+static void i830EmitTexPalette(drm_device_t * dev,
+ unsigned int *palette, int number, int is_shared)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_private_t *dev_priv = dev->dev_private;
int i;
RING_LOCALS;
return;
- BEGIN_LP_RING( 258 );
+ BEGIN_LP_RING(258);
- if(is_shared == 1) {
+ if (is_shared == 1) {
OUT_RING(CMD_OP_MAP_PALETTE_LOAD |
- MAP_PALETTE_NUM(0) |
- MAP_PALETTE_BOTH);
+ MAP_PALETTE_NUM(0) | MAP_PALETTE_BOTH);
} else {
OUT_RING(CMD_OP_MAP_PALETTE_LOAD | MAP_PALETTE_NUM(number));
}
- for(i = 0; i < 256; i++) {
+ for (i = 0; i < 256; i++) {
OUT_RING(palette[i]);
}
OUT_RING(0);
- /* KW: WHERE IS THE ADVANCE_LP_RING? This is effectively a noop!
+ /* KW: WHERE IS THE ADVANCE_LP_RING? This is effectively a noop!
*/
}
/* Need to do some additional checking when setting the dest buffer.
*/
-static void i830EmitDestVerified( drm_device_t *dev,
- unsigned int *code )
-{
- drm_i830_private_t *dev_priv = dev->dev_private;
+static void i830EmitDestVerified(drm_device_t * dev, unsigned int *code)
+{
+ drm_i830_private_t *dev_priv = dev->dev_private;
unsigned int tmp;
RING_LOCALS;
- BEGIN_LP_RING( I830_DEST_SETUP_SIZE + 10 );
-
+ BEGIN_LP_RING(I830_DEST_SETUP_SIZE + 10);
tmp = code[I830_DESTREG_CBUFADDR];
if (tmp == dev_priv->front_di1 || tmp == dev_priv->back_di1) {
@@ -640,18 +638,18 @@ static void i830EmitDestVerified( drm_device_t *dev,
OUT_RING(0);
}
- OUT_RING( CMD_OP_DESTBUFFER_INFO );
- OUT_RING( BUF_3D_ID_COLOR_BACK |
- BUF_3D_PITCH(dev_priv->back_pitch * dev_priv->cpp) |
- BUF_3D_USE_FENCE);
- OUT_RING( tmp );
- OUT_RING( 0 );
-
- OUT_RING( CMD_OP_DESTBUFFER_INFO );
- OUT_RING( BUF_3D_ID_DEPTH | BUF_3D_USE_FENCE |
- BUF_3D_PITCH(dev_priv->depth_pitch * dev_priv->cpp));
- OUT_RING( dev_priv->zi1 );
- OUT_RING( 0 );
+ OUT_RING(CMD_OP_DESTBUFFER_INFO);
+ OUT_RING(BUF_3D_ID_COLOR_BACK |
+ BUF_3D_PITCH(dev_priv->back_pitch * dev_priv->cpp) |
+ BUF_3D_USE_FENCE);
+ OUT_RING(tmp);
+ OUT_RING(0);
+
+ OUT_RING(CMD_OP_DESTBUFFER_INFO);
+ OUT_RING(BUF_3D_ID_DEPTH | BUF_3D_USE_FENCE |
+ BUF_3D_PITCH(dev_priv->depth_pitch * dev_priv->cpp));
+ OUT_RING(dev_priv->zi1);
+ OUT_RING(0);
} else {
DRM_ERROR("bad di1 %x (allow %x or %x)\n",
tmp, dev_priv->front_di1, dev_priv->back_di1);
@@ -660,83 +658,80 @@ static void i830EmitDestVerified( drm_device_t *dev,
/* invarient:
*/
+ OUT_RING(GFX_OP_DESTBUFFER_VARS);
+ OUT_RING(code[I830_DESTREG_DV1]);
- OUT_RING( GFX_OP_DESTBUFFER_VARS );
- OUT_RING( code[I830_DESTREG_DV1] );
-
- OUT_RING( GFX_OP_DRAWRECT_INFO );
- OUT_RING( code[I830_DESTREG_DR1] );
- OUT_RING( code[I830_DESTREG_DR2] );
- OUT_RING( code[I830_DESTREG_DR3] );
- OUT_RING( code[I830_DESTREG_DR4] );
+ OUT_RING(GFX_OP_DRAWRECT_INFO);
+ OUT_RING(code[I830_DESTREG_DR1]);
+ OUT_RING(code[I830_DESTREG_DR2]);
+ OUT_RING(code[I830_DESTREG_DR3]);
+ OUT_RING(code[I830_DESTREG_DR4]);
/* Need to verify this */
tmp = code[I830_DESTREG_SENABLE];
- if((tmp & ~0x3) == GFX_OP_SCISSOR_ENABLE) {
- OUT_RING( tmp );
+ if ((tmp & ~0x3) == GFX_OP_SCISSOR_ENABLE) {
+ OUT_RING(tmp);
} else {
DRM_ERROR("bad scissor enable\n");
- OUT_RING( 0 );
+ OUT_RING(0);
}
- OUT_RING( GFX_OP_SCISSOR_RECT );
- OUT_RING( code[I830_DESTREG_SR1] );
- OUT_RING( code[I830_DESTREG_SR2] );
- OUT_RING( 0 );
+ OUT_RING(GFX_OP_SCISSOR_RECT);
+ OUT_RING(code[I830_DESTREG_SR1]);
+ OUT_RING(code[I830_DESTREG_SR2]);
+ OUT_RING(0);
ADVANCE_LP_RING();
}
-static void i830EmitStippleVerified( drm_device_t *dev,
- unsigned int *code )
+static void i830EmitStippleVerified(drm_device_t * dev, unsigned int *code)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_private_t *dev_priv = dev->dev_private;
RING_LOCALS;
- BEGIN_LP_RING( 2 );
- OUT_RING( GFX_OP_STIPPLE );
- OUT_RING( code[1] );
- ADVANCE_LP_RING();
+ BEGIN_LP_RING(2);
+ OUT_RING(GFX_OP_STIPPLE);
+ OUT_RING(code[1]);
+ ADVANCE_LP_RING();
}
-
-static void i830EmitState( drm_device_t *dev )
+static void i830EmitState(drm_device_t * dev)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
- drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv;
unsigned int dirty = sarea_priv->dirty;
DRM_DEBUG("%s %x\n", __FUNCTION__, dirty);
if (dirty & I830_UPLOAD_BUFFERS) {
- i830EmitDestVerified( dev, sarea_priv->BufferState );
+ i830EmitDestVerified(dev, sarea_priv->BufferState);
sarea_priv->dirty &= ~I830_UPLOAD_BUFFERS;
}
if (dirty & I830_UPLOAD_CTX) {
- i830EmitContextVerified( dev, sarea_priv->ContextState );
+ i830EmitContextVerified(dev, sarea_priv->ContextState);
sarea_priv->dirty &= ~I830_UPLOAD_CTX;
}
if (dirty & I830_UPLOAD_TEX0) {
- i830EmitTexVerified( dev, sarea_priv->TexState[0] );
+ i830EmitTexVerified(dev, sarea_priv->TexState[0]);
sarea_priv->dirty &= ~I830_UPLOAD_TEX0;
}
if (dirty & I830_UPLOAD_TEX1) {
- i830EmitTexVerified( dev, sarea_priv->TexState[1] );
+ i830EmitTexVerified(dev, sarea_priv->TexState[1]);
sarea_priv->dirty &= ~I830_UPLOAD_TEX1;
}
if (dirty & I830_UPLOAD_TEXBLEND0) {
- i830EmitTexBlendVerified( dev, sarea_priv->TexBlendState[0],
- sarea_priv->TexBlendStateWordsUsed[0]);
+ i830EmitTexBlendVerified(dev, sarea_priv->TexBlendState[0],
+ sarea_priv->TexBlendStateWordsUsed[0]);
sarea_priv->dirty &= ~I830_UPLOAD_TEXBLEND0;
}
if (dirty & I830_UPLOAD_TEXBLEND1) {
- i830EmitTexBlendVerified( dev, sarea_priv->TexBlendState[1],
- sarea_priv->TexBlendStateWordsUsed[1]);
+ i830EmitTexBlendVerified(dev, sarea_priv->TexBlendState[1],
+ sarea_priv->TexBlendStateWordsUsed[1]);
sarea_priv->dirty &= ~I830_UPLOAD_TEXBLEND1;
}
@@ -769,36 +764,32 @@ static void i830EmitState( drm_device_t *dev )
/* 1.3:
*/
if (dirty & I830_UPLOAD_STIPPLE) {
- i830EmitStippleVerified( dev,
- sarea_priv->StippleState);
+ i830EmitStippleVerified(dev, sarea_priv->StippleState);
sarea_priv->dirty &= ~I830_UPLOAD_STIPPLE;
}
if (dirty & I830_UPLOAD_TEX2) {
- i830EmitTexVerified( dev, sarea_priv->TexState2 );
+ i830EmitTexVerified(dev, sarea_priv->TexState2);
sarea_priv->dirty &= ~I830_UPLOAD_TEX2;
}
if (dirty & I830_UPLOAD_TEX3) {
- i830EmitTexVerified( dev, sarea_priv->TexState3 );
+ i830EmitTexVerified(dev, sarea_priv->TexState3);
sarea_priv->dirty &= ~I830_UPLOAD_TEX3;
}
-
if (dirty & I830_UPLOAD_TEXBLEND2) {
- i830EmitTexBlendVerified(
- dev,
- sarea_priv->TexBlendState2,
- sarea_priv->TexBlendStateWordsUsed2);
+ i830EmitTexBlendVerified(dev,
+ sarea_priv->TexBlendState2,
+ sarea_priv->TexBlendStateWordsUsed2);
sarea_priv->dirty &= ~I830_UPLOAD_TEXBLEND2;
}
if (dirty & I830_UPLOAD_TEXBLEND3) {
- i830EmitTexBlendVerified(
- dev,
- sarea_priv->TexBlendState3,
- sarea_priv->TexBlendStateWordsUsed3);
+ i830EmitTexBlendVerified(dev,
+ sarea_priv->TexBlendState3,
+ sarea_priv->TexBlendStateWordsUsed3);
sarea_priv->dirty &= ~I830_UPLOAD_TEXBLEND3;
}
}
@@ -807,97 +798,96 @@ static void i830EmitState( drm_device_t *dev )
* Performance monitoring functions
*/
-static void i830_fill_box( drm_device_t *dev,
- int x, int y, int w, int h,
- int r, int g, int b )
+static void i830_fill_box(drm_device_t * dev,
+ int x, int y, int w, int h, int r, int g, int b)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_private_t *dev_priv = dev->dev_private;
u32 color;
unsigned int BR13, CMD;
RING_LOCALS;
- BR13 = (0xF0 << 16) | (dev_priv->pitch * dev_priv->cpp) | (1<<24);
+ BR13 = (0xF0 << 16) | (dev_priv->pitch * dev_priv->cpp) | (1 << 24);
CMD = XY_COLOR_BLT_CMD;
x += dev_priv->sarea_priv->boxes[0].x1;
y += dev_priv->sarea_priv->boxes[0].y1;
if (dev_priv->cpp == 4) {
- BR13 |= (1<<25);
+ BR13 |= (1 << 25);
CMD |= (XY_COLOR_BLT_WRITE_ALPHA | XY_COLOR_BLT_WRITE_RGB);
- color = (((0xff) << 24) | (r << 16) | (g << 8) | b);
+ color = (((0xff) << 24) | (r << 16) | (g << 8) | b);
} else {
color = (((r & 0xf8) << 8) |
- ((g & 0xfc) << 3) |
- ((b & 0xf8) >> 3));
+ ((g & 0xfc) << 3) | ((b & 0xf8) >> 3));
}
- BEGIN_LP_RING( 6 );
- OUT_RING( CMD );
- OUT_RING( BR13 );
- OUT_RING( (y << 16) | x );
- OUT_RING( ((y+h) << 16) | (x+w) );
+ BEGIN_LP_RING(6);
+ OUT_RING(CMD);
+ OUT_RING(BR13);
+ OUT_RING((y << 16) | x);
+ OUT_RING(((y + h) << 16) | (x + w));
- if ( dev_priv->current_page == 1 ) {
- OUT_RING( dev_priv->front_offset );
- } else {
- OUT_RING( dev_priv->back_offset );
- }
+ if (dev_priv->current_page == 1) {
+ OUT_RING(dev_priv->front_offset);
+ } else {
+ OUT_RING(dev_priv->back_offset);
+ }
- OUT_RING( color );
+ OUT_RING(color);
ADVANCE_LP_RING();
}
-static void i830_cp_performance_boxes( drm_device_t *dev )
+static void i830_cp_performance_boxes(drm_device_t * dev)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_private_t *dev_priv = dev->dev_private;
/* Purple box for page flipping
*/
- if ( dev_priv->sarea_priv->perf_boxes & I830_BOX_FLIP )
- i830_fill_box( dev, 4, 4, 8, 8, 255, 0, 255 );
+ if (dev_priv->sarea_priv->perf_boxes & I830_BOX_FLIP)
+ i830_fill_box(dev, 4, 4, 8, 8, 255, 0, 255);
/* Red box if we have to wait for idle at any point
*/
- if ( dev_priv->sarea_priv->perf_boxes & I830_BOX_WAIT )
- i830_fill_box( dev, 16, 4, 8, 8, 255, 0, 0 );
+ if (dev_priv->sarea_priv->perf_boxes & I830_BOX_WAIT)
+ i830_fill_box(dev, 16, 4, 8, 8, 255, 0, 0);
/* Blue box: lost context?
*/
- if ( dev_priv->sarea_priv->perf_boxes & I830_BOX_LOST_CONTEXT )
- i830_fill_box( dev, 28, 4, 8, 8, 0, 0, 255 );
+ if (dev_priv->sarea_priv->perf_boxes & I830_BOX_LOST_CONTEXT)
+ i830_fill_box(dev, 28, 4, 8, 8, 0, 0, 255);
/* Yellow box for texture swaps
*/
- if ( dev_priv->sarea_priv->perf_boxes & I830_BOX_TEXTURE_LOAD )
- i830_fill_box( dev, 40, 4, 8, 8, 255, 255, 0 );
+ if (dev_priv->sarea_priv->perf_boxes & I830_BOX_TEXTURE_LOAD)
+ i830_fill_box(dev, 40, 4, 8, 8, 255, 255, 0);
/* Green box if hardware never idles (as far as we can tell)
*/
- if ( !(dev_priv->sarea_priv->perf_boxes & I830_BOX_RING_EMPTY) )
- i830_fill_box( dev, 64, 4, 8, 8, 0, 255, 0 );
+ if (!(dev_priv->sarea_priv->perf_boxes & I830_BOX_RING_EMPTY))
+ i830_fill_box(dev, 64, 4, 8, 8, 0, 255, 0);
-
- /* Draw bars indicating number of buffers allocated
+ /* Draw bars indicating number of buffers allocated
* (not a great measure, easily confused)
*/
if (dev_priv->dma_used) {
int bar = dev_priv->dma_used / 10240;
- if (bar > 100) bar = 100;
- if (bar < 1) bar = 1;
- i830_fill_box( dev, 4, 16, bar, 4, 196, 128, 128 );
+ if (bar > 100)
+ bar = 100;
+ if (bar < 1)
+ bar = 1;
+ i830_fill_box(dev, 4, 16, bar, 4, 196, 128, 128);
dev_priv->dma_used = 0;
}
dev_priv->sarea_priv->perf_boxes = 0;
}
-static void i830_dma_dispatch_clear( drm_device_t *dev, int flags,
+static void i830_dma_dispatch_clear(drm_device_t * dev, int flags,
unsigned int clear_color,
unsigned int clear_zval,
unsigned int clear_depthmask)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
- drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_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;
@@ -906,90 +896,90 @@ static void i830_dma_dispatch_clear( drm_device_t *dev, int flags,
unsigned int BR13, CMD, D_CMD;
RING_LOCALS;
-
- if ( dev_priv->current_page == 1 ) {
+ if (dev_priv->current_page == 1) {
unsigned int tmp = flags;
flags &= ~(I830_FRONT | I830_BACK);
- if ( tmp & I830_FRONT ) flags |= I830_BACK;
- if ( tmp & I830_BACK ) flags |= I830_FRONT;
+ if (tmp & I830_FRONT)
+ flags |= I830_BACK;
+ if (tmp & I830_BACK)
+ flags |= I830_FRONT;
}
- i830_kernel_lost_context(dev);
+ i830_kernel_lost_context(dev);
- switch(cpp) {
- case 2:
- BR13 = (0xF0 << 16) | (pitch * cpp) | (1<<24);
+ switch (cpp) {
+ case 2:
+ BR13 = (0xF0 << 16) | (pitch * cpp) | (1 << 24);
D_CMD = CMD = XY_COLOR_BLT_CMD;
break;
case 4:
- BR13 = (0xF0 << 16) | (pitch * cpp) | (1<<24) | (1<<25);
- CMD = (XY_COLOR_BLT_CMD | XY_COLOR_BLT_WRITE_ALPHA |
+ BR13 = (0xF0 << 16) | (pitch * cpp) | (1 << 24) | (1 << 25);
+ CMD = (XY_COLOR_BLT_CMD | XY_COLOR_BLT_WRITE_ALPHA |
XY_COLOR_BLT_WRITE_RGB);
D_CMD = XY_COLOR_BLT_CMD;
- if(clear_depthmask & 0x00ffffff)
+ if (clear_depthmask & 0x00ffffff)
D_CMD |= XY_COLOR_BLT_WRITE_RGB;
- if(clear_depthmask & 0xff000000)
+ if (clear_depthmask & 0xff000000)
D_CMD |= XY_COLOR_BLT_WRITE_ALPHA;
break;
default:
- BR13 = (0xF0 << 16) | (pitch * cpp) | (1<<24);
+ BR13 = (0xF0 << 16) | (pitch * cpp) | (1 << 24);
D_CMD = CMD = XY_COLOR_BLT_CMD;
break;
}
- if (nbox > I830_NR_SAREA_CLIPRECTS)
- nbox = I830_NR_SAREA_CLIPRECTS;
+ if (nbox > I830_NR_SAREA_CLIPRECTS)
+ nbox = I830_NR_SAREA_CLIPRECTS;
- for (i = 0 ; i < nbox ; i++, pbox++) {
+ for (i = 0; i < nbox; i++, pbox++) {
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 & I830_FRONT ) {
- DRM_DEBUG("clear front\n");
- BEGIN_LP_RING( 6 );
- OUT_RING( CMD );
- OUT_RING( BR13 );
- OUT_RING( (pbox->y1 << 16) | pbox->x1 );
- OUT_RING( (pbox->y2 << 16) | pbox->x2 );
- OUT_RING( dev_priv->front_offset );
- OUT_RING( clear_color );
+ if (flags & I830_FRONT) {
+ DRM_DEBUG("clear front\n");
+ BEGIN_LP_RING(6);
+ OUT_RING(CMD);
+ OUT_RING(BR13);
+ OUT_RING((pbox->y1 << 16) | pbox->x1);
+ OUT_RING((pbox->y2 << 16) | pbox->x2);
+ OUT_RING(dev_priv->front_offset);
+ OUT_RING(clear_color);
ADVANCE_LP_RING();
}
- if ( flags & I830_BACK ) {
+ if (flags & I830_BACK) {
DRM_DEBUG("clear back\n");
- BEGIN_LP_RING( 6 );
- OUT_RING( CMD );
- OUT_RING( BR13 );
- OUT_RING( (pbox->y1 << 16) | pbox->x1 );
- OUT_RING( (pbox->y2 << 16) | pbox->x2 );
- OUT_RING( dev_priv->back_offset );
- OUT_RING( clear_color );
+ BEGIN_LP_RING(6);
+ OUT_RING(CMD);
+ OUT_RING(BR13);
+ OUT_RING((pbox->y1 << 16) | pbox->x1);
+ OUT_RING((pbox->y2 << 16) | pbox->x2);
+ OUT_RING(dev_priv->back_offset);
+ OUT_RING(clear_color);
ADVANCE_LP_RING();
}
- if ( flags & I830_DEPTH ) {
+ if (flags & I830_DEPTH) {
DRM_DEBUG("clear depth\n");
- BEGIN_LP_RING( 6 );
- OUT_RING( D_CMD );
- OUT_RING( BR13 );
- OUT_RING( (pbox->y1 << 16) | pbox->x1 );
- OUT_RING( (pbox->y2 << 16) | pbox->x2 );
- OUT_RING( dev_priv->depth_offset );
- OUT_RING( clear_zval );
+ BEGIN_LP_RING(6);
+ OUT_RING(D_CMD);
+ OUT_RING(BR13);
+ OUT_RING((pbox->y1 << 16) | pbox->x1);
+ OUT_RING((pbox->y2 << 16) | pbox->x2);
+ OUT_RING(dev_priv->depth_offset);
+ OUT_RING(clear_zval);
ADVANCE_LP_RING();
}
}
}
-static void i830_dma_dispatch_swap( drm_device_t *dev )
+static void i830_dma_dispatch_swap(drm_device_t * dev)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
- drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_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;
@@ -1000,202 +990,192 @@ static void i830_dma_dispatch_swap( drm_device_t *dev )
DRM_DEBUG("swapbuffers\n");
- i830_kernel_lost_context(dev);
+ i830_kernel_lost_context(dev);
if (dev_priv->do_boxes)
- i830_cp_performance_boxes( dev );
+ i830_cp_performance_boxes(dev);
- switch(cpp) {
- case 2:
- BR13 = (pitch * cpp) | (0xCC << 16) | (1<<24);
+ switch (cpp) {
+ case 2:
+ BR13 = (pitch * cpp) | (0xCC << 16) | (1 << 24);
CMD = XY_SRC_COPY_BLT_CMD;
break;
case 4:
- BR13 = (pitch * cpp) | (0xCC << 16) | (1<<24) | (1<<25);
+ BR13 = (pitch * cpp) | (0xCC << 16) | (1 << 24) | (1 << 25);
CMD = (XY_SRC_COPY_BLT_CMD | XY_SRC_COPY_BLT_WRITE_ALPHA |
XY_SRC_COPY_BLT_WRITE_RGB);
break;
default:
- BR13 = (pitch * cpp) | (0xCC << 16) | (1<<24);
+ BR13 = (pitch * cpp) | (0xCC << 16) | (1 << 24);
CMD = XY_SRC_COPY_BLT_CMD;
break;
}
+ if (nbox > I830_NR_SAREA_CLIPRECTS)
+ nbox = I830_NR_SAREA_CLIPRECTS;
- if (nbox > I830_NR_SAREA_CLIPRECTS)
- nbox = I830_NR_SAREA_CLIPRECTS;
-
- for (i = 0 ; i < nbox; i++, pbox++)
- {
+ for (i = 0; i < nbox; i++, pbox++) {
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;
-
+
DRM_DEBUG("dispatch swap %d,%d-%d,%d!\n",
- pbox->x1, pbox->y1,
- pbox->x2, pbox->y2);
+ pbox->x1, pbox->y1, pbox->x2, pbox->y2);
- BEGIN_LP_RING( 8 );
- OUT_RING( CMD );
- OUT_RING( BR13 );
- OUT_RING( (pbox->y1 << 16) | pbox->x1 );
- OUT_RING( (pbox->y2 << 16) | pbox->x2 );
+ BEGIN_LP_RING(8);
+ OUT_RING(CMD);
+ OUT_RING(BR13);
+ OUT_RING((pbox->y1 << 16) | pbox->x1);
+ OUT_RING((pbox->y2 << 16) | pbox->x2);
- if (dev_priv->current_page == 0)
- OUT_RING( dev_priv->front_offset );
+ if (dev_priv->current_page == 0)
+ OUT_RING(dev_priv->front_offset);
else
- OUT_RING( dev_priv->back_offset );
+ OUT_RING(dev_priv->back_offset);
- OUT_RING( (pbox->y1 << 16) | pbox->x1 );
- OUT_RING( BR13 & 0xffff );
+ OUT_RING((pbox->y1 << 16) | pbox->x1);
+ OUT_RING(BR13 & 0xffff);
- if (dev_priv->current_page == 0)
- OUT_RING( dev_priv->back_offset );
+ if (dev_priv->current_page == 0)
+ OUT_RING(dev_priv->back_offset);
else
- OUT_RING( dev_priv->front_offset );
+ OUT_RING(dev_priv->front_offset);
ADVANCE_LP_RING();
}
}
-static void i830_dma_dispatch_flip( drm_device_t *dev )
+static void i830_dma_dispatch_flip(drm_device_t * dev)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_private_t *dev_priv = dev->dev_private;
RING_LOCALS;
- DRM_DEBUG( "%s: page=%d pfCurrentPage=%d\n",
- __FUNCTION__,
- dev_priv->current_page,
- dev_priv->sarea_priv->pf_current_page);
+ DRM_DEBUG("%s: page=%d pfCurrentPage=%d\n",
+ __FUNCTION__,
+ dev_priv->current_page,
+ dev_priv->sarea_priv->pf_current_page);
- i830_kernel_lost_context(dev);
+ i830_kernel_lost_context(dev);
if (dev_priv->do_boxes) {
dev_priv->sarea_priv->perf_boxes |= I830_BOX_FLIP;
- i830_cp_performance_boxes( dev );
+ i830_cp_performance_boxes(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( 6 );
- OUT_RING( CMD_OP_DISPLAYBUFFER_INFO | ASYNC_FLIP );
- OUT_RING( 0 );
- if ( dev_priv->current_page == 0 ) {
- OUT_RING( dev_priv->back_offset );
+ BEGIN_LP_RING(6);
+ OUT_RING(CMD_OP_DISPLAYBUFFER_INFO | ASYNC_FLIP);
+ OUT_RING(0);
+ 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( MI_WAIT_FOR_EVENT |
- MI_WAIT_FOR_PLANE_A_FLIP );
- OUT_RING( 0 );
+ BEGIN_LP_RING(2);
+ OUT_RING(MI_WAIT_FOR_EVENT | MI_WAIT_FOR_PLANE_A_FLIP);
+ OUT_RING(0);
ADVANCE_LP_RING();
-
dev_priv->sarea_priv->pf_current_page = dev_priv->current_page;
}
-static void i830_dma_dispatch_vertex(drm_device_t *dev,
- drm_buf_t *buf,
- int discard,
- int used)
+static void i830_dma_dispatch_vertex(drm_device_t * dev,
+ drm_buf_t * buf, int discard, int used)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_private_t *dev_priv = dev->dev_private;
drm_i830_buf_priv_t *buf_priv = buf->dev_private;
- drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_clip_rect_t *box = sarea_priv->boxes;
- int nbox = sarea_priv->nbox;
+ drm_i830_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;
+ unsigned long start = address - dev->agp->base;
int i = 0, u;
- RING_LOCALS;
+ RING_LOCALS;
- i830_kernel_lost_context(dev);
+ i830_kernel_lost_context(dev);
- if (nbox > I830_NR_SAREA_CLIPRECTS)
+ if (nbox > I830_NR_SAREA_CLIPRECTS)
nbox = I830_NR_SAREA_CLIPRECTS;
if (discard) {
- u = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT,
+ u = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT,
I830_BUF_HARDWARE);
- if(u != I830_BUF_CLIENT) {
+ if (u != I830_BUF_CLIENT) {
DRM_DEBUG("xxxx 2\n");
}
}
- if (used > 4*1023)
+ if (used > 4 * 1023)
used = 0;
if (sarea_priv->dirty)
- i830EmitState( dev );
+ i830EmitState(dev);
- DRM_DEBUG("dispatch vertex addr 0x%lx, used 0x%x nbox %d\n",
+ DRM_DEBUG("dispatch vertex addr 0x%lx, used 0x%x nbox %d\n",
address, used, nbox);
- dev_priv->counter++;
- DRM_DEBUG( "dispatch counter : %ld\n", dev_priv->counter);
- DRM_DEBUG( "i830_dma_dispatch\n");
- DRM_DEBUG( "start : %lx\n", start);
- DRM_DEBUG( "used : %d\n", used);
- DRM_DEBUG( "start + used - 4 : %ld\n", start + used - 4);
+ dev_priv->counter++;
+ DRM_DEBUG("dispatch counter : %ld\n", dev_priv->counter);
+ DRM_DEBUG("i830_dma_dispatch\n");
+ DRM_DEBUG("start : %lx\n", start);
+ DRM_DEBUG("used : %d\n", used);
+ DRM_DEBUG("start + used - 4 : %ld\n", start + used - 4);
if (buf_priv->currently_mapped == I830_BUF_MAPPED) {
u32 *vp = buf_priv->kernel_virtual;
vp[0] = (GFX_OP_PRIMITIVE |
- sarea_priv->vertex_prim |
- ((used/4)-2));
+ sarea_priv->vertex_prim | ((used / 4) - 2));
if (dev_priv->use_mi_batchbuffer_start) {
- vp[used/4] = MI_BATCH_BUFFER_END;
- used += 4;
+ vp[used / 4] = MI_BATCH_BUFFER_END;
+ used += 4;
}
-
+
if (used & 4) {
- vp[used/4] = 0;
+ vp[used / 4] = 0;
used += 4;
}
i830_unmap_buffer(buf);
}
-
+
if (used) {
do {
if (i < nbox) {
BEGIN_LP_RING(6);
- OUT_RING( GFX_OP_DRAWRECT_INFO );
- OUT_RING( sarea_priv->BufferState[I830_DESTREG_DR1] );
- OUT_RING( box[i].x1 | (box[i].y1<<16) );
- OUT_RING( box[i].x2 | (box[i].y2<<16) );
- OUT_RING( sarea_priv->BufferState[I830_DESTREG_DR4] );
- OUT_RING( 0 );
+ OUT_RING(GFX_OP_DRAWRECT_INFO);
+ OUT_RING(sarea_priv->
+ BufferState[I830_DESTREG_DR1]);
+ OUT_RING(box[i].x1 | (box[i].y1 << 16));
+ OUT_RING(box[i].x2 | (box[i].y2 << 16));
+ OUT_RING(sarea_priv->
+ BufferState[I830_DESTREG_DR4]);
+ OUT_RING(0);
ADVANCE_LP_RING();
}
if (dev_priv->use_mi_batchbuffer_start) {
BEGIN_LP_RING(2);
- OUT_RING( MI_BATCH_BUFFER_START | (2<<6) );
- OUT_RING( start | MI_BATCH_NON_SECURE );
+ OUT_RING(MI_BATCH_BUFFER_START | (2 << 6));
+ OUT_RING(start | MI_BATCH_NON_SECURE);
ADVANCE_LP_RING();
- }
- else {
+ } else {
BEGIN_LP_RING(4);
- OUT_RING( MI_BATCH_BUFFER );
- OUT_RING( start | MI_BATCH_NON_SECURE );
- OUT_RING( start + used - 4 );
- OUT_RING( 0 );
+ OUT_RING(MI_BATCH_BUFFER);
+ OUT_RING(start | MI_BATCH_NON_SECURE);
+ OUT_RING(start + used - 4);
+ OUT_RING(0);
ADVANCE_LP_RING();
}
@@ -1205,61 +1185,60 @@ static void i830_dma_dispatch_vertex(drm_device_t *dev,
if (discard) {
dev_priv->counter++;
- (void) cmpxchg(buf_priv->in_use, I830_BUF_CLIENT,
- I830_BUF_HARDWARE);
+ (void)cmpxchg(buf_priv->in_use, I830_BUF_CLIENT,
+ I830_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( I830_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(I830_BUF_FREE);
+ OUT_RING(CMD_REPORT_HEAD);
+ OUT_RING(0);
ADVANCE_LP_RING();
}
}
-
-void i830_dma_quiescent(drm_device_t *dev)
+void i830_dma_quiescent(drm_device_t * dev)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
- RING_LOCALS;
+ drm_i830_private_t *dev_priv = dev->dev_private;
+ RING_LOCALS;
- i830_kernel_lost_context(dev);
+ i830_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();
- i830_wait_ring( dev, dev_priv->ring.Size - 8, __FUNCTION__ );
+ i830_wait_ring(dev, dev_priv->ring.Size - 8, __FUNCTION__);
}
-static int i830_flush_queue(drm_device_t *dev)
+static int i830_flush_queue(drm_device_t * dev)
{
- drm_i830_private_t *dev_priv = dev->dev_private;
+ drm_i830_private_t *dev_priv = dev->dev_private;
drm_device_dma_t *dma = dev->dma;
- int i, ret = 0;
- RING_LOCALS;
-
- i830_kernel_lost_context(dev);
-
- BEGIN_LP_RING(2);
- OUT_RING( CMD_REPORT_HEAD );
- OUT_RING( 0 );
- ADVANCE_LP_RING();
-
- i830_wait_ring( dev, dev_priv->ring.Size - 8, __FUNCTION__ );
-
- for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i830_buf_priv_t *buf_priv = buf->dev_private;
-
- int used = cmpxchg(buf_priv->in_use, I830_BUF_HARDWARE,
+ int i, ret = 0;
+ RING_LOCALS;
+
+ i830_kernel_lost_context(dev);
+
+ BEGIN_LP_RING(2);
+ OUT_RING(CMD_REPORT_HEAD);
+ OUT_RING(0);
+ ADVANCE_LP_RING();
+
+ i830_wait_ring(dev, dev_priv->ring.Size - 8, __FUNCTION__);
+
+ for (i = 0; i < dma->buf_count; i++) {
+ drm_buf_t *buf = dma->buflist[i];
+ drm_i830_buf_priv_t *buf_priv = buf->dev_private;
+
+ int used = cmpxchg(buf_priv->in_use, I830_BUF_HARDWARE,
I830_BUF_FREE);
if (used == I830_BUF_HARDWARE)
@@ -1268,70 +1247,74 @@ static int i830_flush_queue(drm_device_t *dev)
DRM_DEBUG("still on client\n");
}
- return ret;
+ return ret;
}
/* Must be called with the lock held */
-void i830_reclaim_buffers( struct file *filp )
+void i830_reclaim_buffers(struct file *filp)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
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;
- i830_flush_queue(dev);
+ i830_flush_queue(dev);
for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i830_buf_priv_t *buf_priv = buf->dev_private;
-
+ drm_buf_t *buf = dma->buflist[i];
+ drm_i830_buf_priv_t *buf_priv = buf->dev_private;
+
if (buf->filp == filp && buf_priv) {
- int used = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT,
+ int used = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT,
I830_BUF_FREE);
if (used == I830_BUF_CLIENT)
DRM_DEBUG("reclaimed from client\n");
- if(buf_priv->currently_mapped == I830_BUF_MAPPED)
- buf_priv->currently_mapped = I830_BUF_UNMAPPED;
+ if (buf_priv->currently_mapped == I830_BUF_MAPPED)
+ buf_priv->currently_mapped = I830_BUF_UNMAPPED;
}
}
}
-int i830_flush_ioctl(struct inode *inode, struct file *filp,
+int i830_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->dev;
+ drm_file_t *priv = filp->private_data;
+ 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("i830_flush_ioctl called without lock held\n");
return -EINVAL;
}
- i830_flush_queue(dev);
- return 0;
+ i830_flush_queue(dev);
+ return 0;
}
int i830_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->dev;
drm_device_dma_t *dma = dev->dma;
- drm_i830_private_t *dev_priv = (drm_i830_private_t *)dev->dev_private;
- u32 *hw_status = dev_priv->hw_status_page;
- drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *)
- dev_priv->sarea_priv;
+ drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private;
+ u32 *hw_status = dev_priv->hw_status_page;
+ drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *)
+ dev_priv->sarea_priv;
drm_i830_vertex_t vertex;
- if (copy_from_user(&vertex, (drm_i830_vertex_t __user *)arg, sizeof(vertex)))
+ if (copy_from_user
+ (&vertex, (drm_i830_vertex_t __user *) arg, sizeof(vertex)))
return -EFAULT;
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+ if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("i830_dma_vertex called without lock held\n");
return -EINVAL;
}
@@ -1339,29 +1322,31 @@ int i830_dma_vertex(struct inode *inode, struct file *filp,
DRM_DEBUG("i830 dma vertex, idx %d used %d discard %d\n",
vertex.idx, vertex.used, vertex.discard);
- if(vertex.idx < 0 || vertex.idx > dma->buf_count) return -EINVAL;
+ if (vertex.idx < 0 || vertex.idx > dma->buf_count)
+ return -EINVAL;
+
+ i830_dma_dispatch_vertex(dev,
+ dma->buflist[vertex.idx],
+ vertex.discard, vertex.used);
- i830_dma_dispatch_vertex( dev,
- dma->buflist[ vertex.idx ],
- vertex.discard, vertex.used );
+ 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;
}
int i830_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->dev;
drm_i830_clear_t clear;
- if (copy_from_user(&clear, (drm_i830_clear_t __user *)arg, sizeof(clear)))
+ if (copy_from_user
+ (&clear, (drm_i830_clear_t __user *) arg, sizeof(clear)))
return -EFAULT;
-
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+
+ if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("i830_clear_bufs called without lock held\n");
return -EINVAL;
}
@@ -1371,35 +1356,32 @@ int i830_clear_bufs(struct inode *inode, struct file *filp,
return -EINVAL;
}
- i830_dma_dispatch_clear( dev, clear.flags,
- clear.clear_color,
- clear.clear_depth,
- clear.clear_depthmask);
- return 0;
+ i830_dma_dispatch_clear(dev, clear.flags,
+ clear.clear_color,
+ clear.clear_depth, clear.clear_depthmask);
+ return 0;
}
int i830_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->dev;
-
+
DRM_DEBUG("i830_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("i830_swap_buf called without lock held\n");
return -EINVAL;
}
- i830_dma_dispatch_swap( dev );
- return 0;
+ i830_dma_dispatch_swap(dev);
+ return 0;
}
-
-
/* Not sure why this isn't set all the time:
- */
-static void i830_do_init_pageflip( drm_device_t *dev )
+ */
+static void i830_do_init_pageflip(drm_device_t * dev)
{
drm_i830_private_t *dev_priv = dev->dev_private;
@@ -1409,13 +1391,13 @@ static void i830_do_init_pageflip( drm_device_t *dev )
dev_priv->sarea_priv->pf_current_page = dev_priv->current_page;
}
-int i830_do_cleanup_pageflip( drm_device_t *dev )
+int i830_do_cleanup_pageflip(drm_device_t * dev)
{
drm_i830_private_t *dev_priv = dev->dev_private;
DRM_DEBUG("%s\n", __FUNCTION__);
if (dev_priv->current_page != 0)
- i830_dma_dispatch_flip( dev );
+ i830_dma_dispatch_flip(dev);
dev_priv->page_flipping = 0;
return 0;
@@ -1430,53 +1412,53 @@ int i830_flip_bufs(struct inode *inode, struct file *filp,
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("i830_flip_buf called without lock held\n");
return -EINVAL;
}
- if (!dev_priv->page_flipping)
- i830_do_init_pageflip( dev );
+ if (!dev_priv->page_flipping)
+ i830_do_init_pageflip(dev);
- i830_dma_dispatch_flip( dev );
- return 0;
+ i830_dma_dispatch_flip(dev);
+ return 0;
}
int i830_getage(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_i830_private_t *dev_priv = (drm_i830_private_t *)dev->dev_private;
- u32 *hw_status = dev_priv->hw_status_page;
- drm_i830_sarea_t *sarea_priv = (drm_i830_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->dev;
+ drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private;
+ u32 *hw_status = dev_priv->hw_status_page;
+ drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *)
+ dev_priv->sarea_priv;
+
+ sarea_priv->last_dispatch = (int)hw_status[5];
return 0;
}
int i830_getbuf(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- int retcode = 0;
- drm_i830_dma_t d;
- drm_i830_private_t *dev_priv = (drm_i830_private_t *)dev->dev_private;
- u32 *hw_status = dev_priv->hw_status_page;
- drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *)
- dev_priv->sarea_priv;
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
+ int retcode = 0;
+ drm_i830_dma_t d;
+ drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private;
+ u32 *hw_status = dev_priv->hw_status_page;
+ drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *)
+ dev_priv->sarea_priv;
DRM_DEBUG("getbuf\n");
- if (copy_from_user(&d, (drm_i830_dma_t __user *)arg, sizeof(d)))
+ if (copy_from_user(&d, (drm_i830_dma_t __user *) arg, sizeof(d)))
return -EFAULT;
-
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+
+ if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("i830_dma called without lock held\n");
return -EINVAL;
}
-
+
d.granted = 0;
retcode = i830_dma_get_buffer(dev, &d, filp);
@@ -1484,17 +1466,15 @@ int i830_getbuf(struct inode *inode, struct file *filp, unsigned int cmd,
DRM_DEBUG("i830_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;
}
int i830_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;
@@ -1506,26 +1486,25 @@ int i830_docopy(struct inode *inode, struct file *filp, unsigned int cmd,
return 0;
}
-
-
-int i830_getparam( struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg )
+int i830_getparam(struct inode *inode, struct file *filp, unsigned int cmd,
+ unsigned long arg)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
drm_i830_private_t *dev_priv = dev->dev_private;
drm_i830_getparam_t param;
int value;
- if ( !dev_priv ) {
- DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
+ if (!dev_priv) {
+ DRM_ERROR("%s called with no initialization\n", __FUNCTION__);
return -EINVAL;
}
- if (copy_from_user(&param, (drm_i830_getparam_t __user *)arg, sizeof(param) ))
+ if (copy_from_user
+ (&param, (drm_i830_getparam_t __user *) arg, sizeof(param)))
return -EFAULT;
- switch( param.param ) {
+ switch (param.param) {
case I830_PARAM_IRQ_ACTIVE:
value = dev->irq_enabled;
break;
@@ -1533,32 +1512,32 @@ int i830_getparam( struct inode *inode, struct file *filp, unsigned int cmd,
return -EINVAL;
}
- if ( copy_to_user( param.value, &value, sizeof(int) ) ) {
- DRM_ERROR( "copy_to_user\n" );
+ if (copy_to_user(param.value, &value, sizeof(int))) {
+ DRM_ERROR("copy_to_user\n");
return -EFAULT;
}
-
+
return 0;
}
-
-int i830_setparam( struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg )
+int i830_setparam(struct inode *inode, struct file *filp, unsigned int cmd,
+ unsigned long arg)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
drm_i830_private_t *dev_priv = dev->dev_private;
drm_i830_setparam_t param;
- if ( !dev_priv ) {
- DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
+ if (!dev_priv) {
+ DRM_ERROR("%s called with no initialization\n", __FUNCTION__);
return -EINVAL;
}
- if (copy_from_user(&param, (drm_i830_setparam_t __user *)arg, sizeof(param) ))
+ if (copy_from_user
+ (&param, (drm_i830_setparam_t __user *) arg, sizeof(param)))
return -EFAULT;
- switch( param.param ) {
+ switch (param.param) {
case I830_SETPARAM_USE_MI_BATCHBUFFER_START:
dev_priv->use_mi_batchbuffer_start = param.value;
break;
@@ -1569,20 +1548,18 @@ int i830_setparam( struct inode *inode, struct file *filp, unsigned int cmd,
return 0;
}
-
-void i830_driver_pretakedown(drm_device_t *dev)
+void i830_driver_pretakedown(drm_device_t * dev)
{
- i830_dma_cleanup( dev );
+ i830_dma_cleanup(dev);
}
-void i830_driver_release(drm_device_t *dev, struct file *filp)
+void i830_driver_release(drm_device_t * dev, struct file *filp)
{
i830_reclaim_buffers(filp);
}
-int i830_driver_dma_quiescent(drm_device_t *dev)
+int i830_driver_dma_quiescent(drm_device_t * dev)
{
- i830_dma_quiescent( dev );
+ i830_dma_quiescent(dev);
return 0;
}
-