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authorIan Romanick <idr@us.ibm.com>2007-07-26 16:58:28 -0700
committerIan Romanick <idr@us.ibm.com>2007-07-26 16:58:28 -0700
commitc561cb4650dc5895acfb3ae00c7ff455be31a860 (patch)
tree65b21097253d216e0385778597031ae288e34023 /shared-core/mach64_dma.c
parent2bafeb673f14b1e3799bf00817138c0b8211635e (diff)
parent4175dd818110bd10d6d09190d30c271e89202b18 (diff)
Merge branch 'master' of ssh+git://git.freedesktop.org/git/mesa/drm into xgi-0-0-2
Conflicts: linux-core/drmP.h linux-core/drm_scatter.c
Diffstat (limited to 'shared-core/mach64_dma.c')
-rw-r--r--shared-core/mach64_dma.c144
1 files changed, 69 insertions, 75 deletions
diff --git a/shared-core/mach64_dma.c b/shared-core/mach64_dma.c
index 60f55900..e0a67458 100644
--- a/shared-core/mach64_dma.c
+++ b/shared-core/mach64_dma.c
@@ -70,7 +70,7 @@ int mach64_do_wait_for_fifo(drm_mach64_private_t * dev_priv, int entries)
DRM_INFO("%s failed! slots=%d entries=%d\n", __FUNCTION__, slots,
entries);
- return DRM_ERR(EBUSY);
+ return -EBUSY;
}
/**
@@ -94,7 +94,7 @@ int mach64_do_wait_for_idle(drm_mach64_private_t * dev_priv)
DRM_INFO("%s failed! GUI_STAT=0x%08x\n", __FUNCTION__,
MACH64_READ(MACH64_GUI_STAT));
mach64_dump_ring_info(dev_priv);
- return DRM_ERR(EBUSY);
+ return -EBUSY;
}
/**
@@ -135,7 +135,7 @@ int mach64_wait_ring(drm_mach64_private_t * dev_priv, int n)
/* FIXME: This is being ignored... */
DRM_ERROR("failed!\n");
mach64_dump_ring_info(dev_priv);
- return DRM_ERR(EBUSY);
+ return -EBUSY;
}
/**
@@ -172,7 +172,7 @@ static int mach64_ring_idle(drm_mach64_private_t * dev_priv)
DRM_INFO("%s failed! GUI_STAT=0x%08x\n", __FUNCTION__,
MACH64_READ(MACH64_GUI_STAT));
mach64_dump_ring_info(dev_priv);
- return DRM_ERR(EBUSY);
+ return -EBUSY;
}
/**
@@ -418,7 +418,7 @@ void mach64_dump_engine_info(drm_mach64_private_t * dev_priv)
* pointed by the ring head.
*/
static void mach64_dump_buf_info(drm_mach64_private_t * dev_priv,
- drm_buf_t * buf)
+ struct drm_buf * buf)
{
u32 addr = GETBUFADDR(buf);
u32 used = buf->used >> 2;
@@ -522,7 +522,7 @@ void mach64_dump_ring_info(drm_mach64_private_t * dev_priv)
list_for_each(ptr, &dev_priv->pending) {
drm_mach64_freelist_t *entry =
list_entry(ptr, drm_mach64_freelist_t, list);
- drm_buf_t *buf = entry->buf;
+ struct drm_buf *buf = entry->buf;
u32 buf_addr = GETBUFADDR(buf);
@@ -572,7 +572,7 @@ void mach64_dump_ring_info(drm_mach64_private_t * dev_priv)
* DMA operation. It is left here since it so tricky to get DMA operating
* properly in some architectures and hardware.
*/
-static int mach64_bm_dma_test(drm_device_t * dev)
+static int mach64_bm_dma_test(struct drm_device * dev)
{
drm_mach64_private_t *dev_priv = dev->dev_private;
drm_dma_handle_t *cpu_addr_dmah;
@@ -592,7 +592,7 @@ static int mach64_bm_dma_test(drm_device_t * dev)
drm_pci_alloc(dev, 0x1000, 0x1000, 0xfffffffful);
if (!cpu_addr_dmah) {
DRM_INFO("data-memory allocation failed!\n");
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
} else {
data = (u32 *) cpu_addr_dmah->vaddr;
data_addr = (u32) cpu_addr_dmah->busaddr;
@@ -624,7 +624,7 @@ static int mach64_bm_dma_test(drm_device_t * dev)
mach64_do_engine_reset(dev_priv);
DRM_INFO("freeing data buffer memory.\n");
drm_pci_free(dev, cpu_addr_dmah);
- return DRM_ERR(EIO);
+ return -EIO;
}
}
@@ -752,7 +752,7 @@ static int mach64_bm_dma_test(drm_device_t * dev)
* Called during the DMA initialization ioctl to initialize all the necessary
* software and hardware state for DMA operation.
*/
-static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init)
+static int mach64_do_dma_init(struct drm_device * dev, drm_mach64_init_t * init)
{
drm_mach64_private_t *dev_priv;
u32 tmp;
@@ -762,7 +762,7 @@ static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init)
dev_priv = drm_alloc(sizeof(drm_mach64_private_t), DRM_MEM_DRIVER);
if (dev_priv == NULL)
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
memset(dev_priv, 0, sizeof(drm_mach64_private_t));
@@ -797,21 +797,21 @@ static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init)
DRM_ERROR("can not find sarea!\n");
dev->dev_private = (void *)dev_priv;
mach64_do_cleanup_dma(dev);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
dev_priv->fb = drm_core_findmap(dev, init->fb_offset);
if (!dev_priv->fb) {
DRM_ERROR("can not find frame buffer map!\n");
dev->dev_private = (void *)dev_priv;
mach64_do_cleanup_dma(dev);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
dev_priv->mmio = drm_core_findmap(dev, init->mmio_offset);
if (!dev_priv->mmio) {
DRM_ERROR("can not find mmio map!\n");
dev->dev_private = (void *)dev_priv;
mach64_do_cleanup_dma(dev);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
dev_priv->ring_map = drm_core_findmap(dev, init->ring_offset);
@@ -819,7 +819,7 @@ static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init)
DRM_ERROR("can not find ring map!\n");
dev->dev_private = (void *)dev_priv;
mach64_do_cleanup_dma(dev);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
dev_priv->sarea_priv = (drm_mach64_sarea_t *)
@@ -832,7 +832,7 @@ static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init)
" descriptor ring\n");
dev->dev_private = (void *)dev_priv;
mach64_do_cleanup_dma(dev);
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
}
dev->agp_buffer_token = init->buffers_offset;
dev->agp_buffer_map =
@@ -841,7 +841,7 @@ static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init)
DRM_ERROR("can not find dma buffer map!\n");
dev->dev_private = (void *)dev_priv;
mach64_do_cleanup_dma(dev);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
/* there might be a nicer way to do this -
dev isn't passed all the way though the mach64 - DA */
@@ -853,7 +853,7 @@ static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init)
" dma buffer\n");
dev->dev_private = (void *)dev_priv;
mach64_do_cleanup_dma(dev);
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
}
dev_priv->agp_textures =
drm_core_findmap(dev, init->agp_textures_offset);
@@ -861,7 +861,7 @@ static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init)
DRM_ERROR("can not find agp texture region!\n");
dev->dev_private = (void *)dev_priv;
mach64_do_cleanup_dma(dev);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
}
@@ -974,7 +974,7 @@ int mach64_do_dispatch_pseudo_dma(drm_mach64_private_t * dev_priv)
volatile u32 *ring_read;
struct list_head *ptr;
drm_mach64_freelist_t *entry;
- drm_buf_t *buf = NULL;
+ struct drm_buf *buf = NULL;
u32 *buf_ptr;
u32 used, reg, target;
int fifo, count, found, ret, no_idle_wait;
@@ -1035,7 +1035,7 @@ int mach64_do_dispatch_pseudo_dma(drm_mach64_private_t * dev_priv)
head, ring->tail, buf_addr, (eol ? "eol" : ""));
mach64_dump_ring_info(dev_priv);
mach64_do_engine_reset(dev_priv);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
/* Hand feed the buffer to the card via MMIO, waiting for the fifo
@@ -1117,7 +1117,7 @@ int mach64_do_dispatch_pseudo_dma(drm_mach64_private_t * dev_priv)
/** \name DMA cleanup */
/*@{*/
-int mach64_do_cleanup_dma(drm_device_t * dev)
+int mach64_do_cleanup_dma(struct drm_device * dev)
{
DRM_DEBUG("%s\n", __FUNCTION__);
@@ -1158,60 +1158,57 @@ int mach64_do_cleanup_dma(drm_device_t * dev)
/** \name IOCTL handlers */
/*@{*/
-int mach64_dma_init(DRM_IOCTL_ARGS)
+int mach64_dma_init(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
- drm_mach64_init_t init;
+ drm_mach64_init_t *init = data;
DRM_DEBUG("%s\n", __FUNCTION__);
- LOCK_TEST_WITH_RETURN(dev, filp);
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
- DRM_COPY_FROM_USER_IOCTL(init, (drm_mach64_init_t *) data,
- sizeof(init));
-
- switch (init.func) {
+ switch (init->func) {
case DRM_MACH64_INIT_DMA:
- return mach64_do_dma_init(dev, &init);
+ return mach64_do_dma_init(dev, init);
case DRM_MACH64_CLEANUP_DMA:
return mach64_do_cleanup_dma(dev);
}
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
-int mach64_dma_idle(DRM_IOCTL_ARGS)
+int mach64_dma_idle(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_mach64_private_t *dev_priv = dev->dev_private;
DRM_DEBUG("%s\n", __FUNCTION__);
- LOCK_TEST_WITH_RETURN(dev, filp);
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
return mach64_do_dma_idle(dev_priv);
}
-int mach64_dma_flush(DRM_IOCTL_ARGS)
+int mach64_dma_flush(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_mach64_private_t *dev_priv = dev->dev_private;
DRM_DEBUG("%s\n", __FUNCTION__);
- LOCK_TEST_WITH_RETURN(dev, filp);
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
return mach64_do_dma_flush(dev_priv);
}
-int mach64_engine_reset(DRM_IOCTL_ARGS)
+int mach64_engine_reset(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_mach64_private_t *dev_priv = dev->dev_private;
DRM_DEBUG("%s\n", __FUNCTION__);
- LOCK_TEST_WITH_RETURN(dev, filp);
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
return mach64_do_engine_reset(dev_priv);
}
@@ -1223,9 +1220,9 @@ int mach64_engine_reset(DRM_IOCTL_ARGS)
/** \name Freelist management */
/*@{*/
-int mach64_init_freelist(drm_device_t * dev)
+int mach64_init_freelist(struct drm_device * dev)
{
- drm_device_dma_t *dma = dev->dma;
+ struct drm_device_dma *dma = dev->dma;
drm_mach64_private_t *dev_priv = dev->dev_private;
drm_mach64_freelist_t *entry;
struct list_head *ptr;
@@ -1239,7 +1236,7 @@ int mach64_init_freelist(drm_device_t * dev)
(drm_mach64_freelist_t *)
drm_alloc(sizeof(drm_mach64_freelist_t),
DRM_MEM_BUFLISTS)) == NULL)
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
memset(entry, 0, sizeof(drm_mach64_freelist_t));
entry->buf = dma->buflist[i];
ptr = &entry->list;
@@ -1249,7 +1246,7 @@ int mach64_init_freelist(drm_device_t * dev)
return 0;
}
-void mach64_destroy_freelist(drm_device_t * dev)
+void mach64_destroy_freelist(struct drm_device * dev)
{
drm_mach64_private_t *dev_priv = dev->dev_private;
drm_mach64_freelist_t *entry;
@@ -1381,7 +1378,7 @@ static int mach64_do_reclaim_completed(drm_mach64_private_t * dev_priv)
return 1;
}
-drm_buf_t *mach64_freelist_get(drm_mach64_private_t * dev_priv)
+struct drm_buf *mach64_freelist_get(drm_mach64_private_t * dev_priv)
{
drm_mach64_descriptor_ring_t *ring = &dev_priv->ring;
drm_mach64_freelist_t *entry;
@@ -1427,7 +1424,7 @@ drm_buf_t *mach64_freelist_get(drm_mach64_private_t * dev_priv)
return entry->buf;
}
-int mach64_freelist_put(drm_mach64_private_t * dev_priv, drm_buf_t * copy_buf)
+int mach64_freelist_put(drm_mach64_private_t * dev_priv, struct drm_buf * copy_buf)
{
struct list_head *ptr;
drm_mach64_freelist_t *entry;
@@ -1438,7 +1435,7 @@ int mach64_freelist_put(drm_mach64_private_t * dev_priv, drm_buf_t * copy_buf)
if (copy_buf == entry->buf) {
DRM_ERROR("%s: Trying to release a pending buf\n",
__FUNCTION__);
- return DRM_ERR(EFAULT);
+ return -EFAULT;
}
}
#endif
@@ -1461,76 +1458,73 @@ int mach64_freelist_put(drm_mach64_private_t * dev_priv, drm_buf_t * copy_buf)
/** \name DMA buffer request and submission IOCTL handler */
/*@{*/
-static int mach64_dma_get_buffers(DRMFILE filp, drm_device_t * dev,
- drm_dma_t * d)
+static int mach64_dma_get_buffers(struct drm_device *dev,
+ struct drm_file *file_priv,
+ struct drm_dma * d)
{
int i;
- drm_buf_t *buf;
+ struct drm_buf *buf;
drm_mach64_private_t *dev_priv = dev->dev_private;
for (i = d->granted_count; i < d->request_count; i++) {
buf = mach64_freelist_get(dev_priv);
#if MACH64_EXTRA_CHECKING
if (!buf)
- return DRM_ERR(EFAULT);
+ return -EFAULT;
#else
if (!buf)
- return DRM_ERR(EAGAIN);
+ return -EAGAIN;
#endif
- buf->filp = filp;
+ buf->file_priv = file_priv;
if (DRM_COPY_TO_USER(&d->request_indices[i], &buf->idx,
sizeof(buf->idx)))
- return DRM_ERR(EFAULT);
+ return -EFAULT;
if (DRM_COPY_TO_USER(&d->request_sizes[i], &buf->total,
sizeof(buf->total)))
- return DRM_ERR(EFAULT);
+ return -EFAULT;
d->granted_count++;
}
return 0;
}
-int mach64_dma_buffers(DRM_IOCTL_ARGS)
+int mach64_dma_buffers(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
- drm_device_dma_t *dma = dev->dma;
- drm_dma_t d;
+ struct drm_device_dma *dma = dev->dma;
+ struct drm_dma *d = data;
int ret = 0;
- LOCK_TEST_WITH_RETURN(dev, filp);
-
- DRM_COPY_FROM_USER_IOCTL(d, (drm_dma_t *) data, sizeof(d));
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
/* Please don't send us buffers.
*/
- if (d.send_count != 0) {
+ if (d->send_count != 0) {
DRM_ERROR("Process %d trying to send %d buffers via drmDMA\n",
- DRM_CURRENTPID, d.send_count);
- return DRM_ERR(EINVAL);
+ DRM_CURRENTPID, d->send_count);
+ return -EINVAL;
}
/* We'll send you buffers.
*/
- if (d.request_count < 0 || d.request_count > dma->buf_count) {
+ if (d->request_count < 0 || d->request_count > dma->buf_count) {
DRM_ERROR("Process %d trying to get %d buffers (of %d max)\n",
- DRM_CURRENTPID, d.request_count, dma->buf_count);
- ret = DRM_ERR(EINVAL);
+ DRM_CURRENTPID, d->request_count, dma->buf_count);
+ ret = -EINVAL;
}
- d.granted_count = 0;
+ d->granted_count = 0;
- if (d.request_count) {
- ret = mach64_dma_get_buffers(filp, dev, &d);
+ if (d->request_count) {
+ ret = mach64_dma_get_buffers(dev, file_priv, d);
}
- DRM_COPY_TO_USER_IOCTL((drm_dma_t *) data, d, sizeof(d));
-
return ret;
}
-void mach64_driver_lastclose(drm_device_t * dev)
+void mach64_driver_lastclose(struct drm_device * dev)
{
mach64_do_cleanup_dma(dev);
}