summaryrefslogtreecommitdiff
path: root/drivers/char/drm/savage_state.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/char/drm/savage_state.c')
-rw-r--r--drivers/char/drm/savage_state.c102
1 files changed, 50 insertions, 52 deletions
diff --git a/drivers/char/drm/savage_state.c b/drivers/char/drm/savage_state.c
index 9a72d959084c..bf8e0e10fe21 100644
--- a/drivers/char/drm/savage_state.c
+++ b/drivers/char/drm/savage_state.c
@@ -953,13 +953,12 @@ static int savage_dispatch_draw(drm_savage_private_t * dev_priv,
return 0;
}
-int savage_bci_cmdbuf(DRM_IOCTL_ARGS)
+int savage_bci_cmdbuf(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_savage_private_t *dev_priv = dev->dev_private;
struct drm_device_dma *dma = dev->dma;
struct drm_buf *dmabuf;
- drm_savage_cmdbuf_t cmdbuf;
+ drm_savage_cmdbuf_t *cmdbuf = data;
drm_savage_cmd_header_t *kcmd_addr = NULL;
drm_savage_cmd_header_t *first_draw_cmd;
unsigned int *kvb_addr = NULL;
@@ -971,17 +970,14 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS)
LOCK_TEST_WITH_RETURN(dev, file_priv);
- DRM_COPY_FROM_USER_IOCTL(cmdbuf, (drm_savage_cmdbuf_t __user *) data,
- sizeof(cmdbuf));
-
if (dma && dma->buflist) {
- if (cmdbuf.dma_idx > dma->buf_count) {
+ if (cmdbuf->dma_idx > dma->buf_count) {
DRM_ERROR
("vertex buffer index %u out of range (0-%u)\n",
- cmdbuf.dma_idx, dma->buf_count - 1);
+ cmdbuf->dma_idx, dma->buf_count - 1);
return -EINVAL;
}
- dmabuf = dma->buflist[cmdbuf.dma_idx];
+ dmabuf = dma->buflist[cmdbuf->dma_idx];
} else {
dmabuf = NULL;
}
@@ -991,47 +987,47 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS)
* COPY_FROM_USER_UNCHECKED when done in other drivers, and is correct
* for locking on FreeBSD.
*/
- if (cmdbuf.size) {
- kcmd_addr = drm_alloc(cmdbuf.size * 8, DRM_MEM_DRIVER);
+ if (cmdbuf->size) {
+ kcmd_addr = drm_alloc(cmdbuf->size * 8, DRM_MEM_DRIVER);
if (kcmd_addr == NULL)
return -ENOMEM;
- if (DRM_COPY_FROM_USER(kcmd_addr, cmdbuf.cmd_addr,
- cmdbuf.size * 8))
+ if (DRM_COPY_FROM_USER(kcmd_addr, cmdbuf->cmd_addr,
+ cmdbuf->size * 8))
{
- drm_free(kcmd_addr, cmdbuf.size * 8, DRM_MEM_DRIVER);
+ drm_free(kcmd_addr, cmdbuf->size * 8, DRM_MEM_DRIVER);
return -EFAULT;
}
- cmdbuf.cmd_addr = kcmd_addr;
+ cmdbuf->cmd_addr = kcmd_addr;
}
- if (cmdbuf.vb_size) {
- kvb_addr = drm_alloc(cmdbuf.vb_size, DRM_MEM_DRIVER);
+ if (cmdbuf->vb_size) {
+ kvb_addr = drm_alloc(cmdbuf->vb_size, DRM_MEM_DRIVER);
if (kvb_addr == NULL) {
ret = -ENOMEM;
goto done;
}
- if (DRM_COPY_FROM_USER(kvb_addr, cmdbuf.vb_addr,
- cmdbuf.vb_size)) {
+ if (DRM_COPY_FROM_USER(kvb_addr, cmdbuf->vb_addr,
+ cmdbuf->vb_size)) {
ret = -EFAULT;
goto done;
}
- cmdbuf.vb_addr = kvb_addr;
+ cmdbuf->vb_addr = kvb_addr;
}
- if (cmdbuf.nbox) {
- kbox_addr = drm_alloc(cmdbuf.nbox * sizeof(struct drm_clip_rect),
+ if (cmdbuf->nbox) {
+ kbox_addr = drm_alloc(cmdbuf->nbox * sizeof(struct drm_clip_rect),
DRM_MEM_DRIVER);
if (kbox_addr == NULL) {
ret = -ENOMEM;
goto done;
}
- if (DRM_COPY_FROM_USER(kbox_addr, cmdbuf.box_addr,
- cmdbuf.nbox * sizeof(struct drm_clip_rect))) {
+ if (DRM_COPY_FROM_USER(kbox_addr, cmdbuf->box_addr,
+ cmdbuf->nbox * sizeof(struct drm_clip_rect))) {
ret = -EFAULT;
goto done;
}
- cmdbuf.box_addr = kbox_addr;
+ cmdbuf->box_addr = kbox_addr;
}
/* Make sure writes to DMA buffers are finished before sending
@@ -1044,10 +1040,10 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS)
i = 0;
first_draw_cmd = NULL;
- while (i < cmdbuf.size) {
+ while (i < cmdbuf->size) {
drm_savage_cmd_header_t cmd_header;
- cmd_header = *(drm_savage_cmd_header_t *)cmdbuf.cmd_addr;
- cmdbuf.cmd_addr++;
+ cmd_header = *(drm_savage_cmd_header_t *)cmdbuf->cmd_addr;
+ cmdbuf->cmd_addr++;
i++;
/* Group drawing commands with same state to minimize
@@ -1057,7 +1053,7 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS)
case SAVAGE_CMD_DMA_IDX:
case SAVAGE_CMD_VB_IDX:
j = (cmd_header.idx.count + 3) / 4;
- if (i + j > cmdbuf.size) {
+ if (i + j > cmdbuf->size) {
DRM_ERROR("indexed drawing command extends "
"beyond end of command buffer\n");
DMA_FLUSH();
@@ -1067,18 +1063,18 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS)
case SAVAGE_CMD_DMA_PRIM:
case SAVAGE_CMD_VB_PRIM:
if (!first_draw_cmd)
- first_draw_cmd = cmdbuf.cmd_addr - 1;
- cmdbuf.cmd_addr += j;
+ first_draw_cmd = cmdbuf->cmd_addr - 1;
+ cmdbuf->cmd_addr += j;
i += j;
break;
default:
if (first_draw_cmd) {
ret = savage_dispatch_draw(
dev_priv, first_draw_cmd,
- cmdbuf.cmd_addr - 1,
- dmabuf, cmdbuf.vb_addr, cmdbuf.vb_size,
- cmdbuf.vb_stride,
- cmdbuf.nbox, cmdbuf.box_addr);
+ cmdbuf->cmd_addr - 1,
+ dmabuf, cmdbuf->vb_addr, cmdbuf->vb_size,
+ cmdbuf->vb_stride,
+ cmdbuf->nbox, cmdbuf->box_addr);
if (ret != 0)
return ret;
first_draw_cmd = NULL;
@@ -1090,7 +1086,7 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS)
switch (cmd_header.cmd.cmd) {
case SAVAGE_CMD_STATE:
j = (cmd_header.state.count + 1) / 2;
- if (i + j > cmdbuf.size) {
+ if (i + j > cmdbuf->size) {
DRM_ERROR("command SAVAGE_CMD_STATE extends "
"beyond end of command buffer\n");
DMA_FLUSH();
@@ -1098,12 +1094,12 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS)
goto done;
}
ret = savage_dispatch_state(dev_priv, &cmd_header,
- (const uint32_t *)cmdbuf.cmd_addr);
- cmdbuf.cmd_addr += j;
+ (const uint32_t *)cmdbuf->cmd_addr);
+ cmdbuf->cmd_addr += j;
i += j;
break;
case SAVAGE_CMD_CLEAR:
- if (i + 1 > cmdbuf.size) {
+ if (i + 1 > cmdbuf->size) {
DRM_ERROR("command SAVAGE_CMD_CLEAR extends "
"beyond end of command buffer\n");
DMA_FLUSH();
@@ -1111,17 +1107,19 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS)
goto done;
}
ret = savage_dispatch_clear(dev_priv, &cmd_header,
- cmdbuf.cmd_addr,
- cmdbuf.nbox, cmdbuf.box_addr);
- cmdbuf.cmd_addr++;
+ cmdbuf->cmd_addr,
+ cmdbuf->nbox,
+ cmdbuf->box_addr);
+ cmdbuf->cmd_addr++;
i++;
break;
case SAVAGE_CMD_SWAP:
- ret = savage_dispatch_swap(dev_priv, cmdbuf.nbox,
- cmdbuf.box_addr);
+ ret = savage_dispatch_swap(dev_priv, cmdbuf->nbox,
+ cmdbuf->box_addr);
break;
default:
- DRM_ERROR("invalid command 0x%x\n", cmd_header.cmd.cmd);
+ DRM_ERROR("invalid command 0x%x\n",
+ cmd_header.cmd.cmd);
DMA_FLUSH();
ret = -EINVAL;
goto done;
@@ -1135,9 +1133,9 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS)
if (first_draw_cmd) {
ret = savage_dispatch_draw (
- dev_priv, first_draw_cmd, cmdbuf.cmd_addr, dmabuf,
- cmdbuf.vb_addr, cmdbuf.vb_size, cmdbuf.vb_stride,
- cmdbuf.nbox, cmdbuf.box_addr);
+ dev_priv, first_draw_cmd, cmdbuf->cmd_addr, dmabuf,
+ cmdbuf->vb_addr, cmdbuf->vb_size, cmdbuf->vb_stride,
+ cmdbuf->nbox, cmdbuf->box_addr);
if (ret != 0) {
DMA_FLUSH();
goto done;
@@ -1146,7 +1144,7 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS)
DMA_FLUSH();
- if (dmabuf && cmdbuf.discard) {
+ if (dmabuf && cmdbuf->discard) {
drm_savage_buf_priv_t *buf_priv = dmabuf->dev_private;
uint16_t event;
event = savage_bci_emit_event(dev_priv, SAVAGE_WAIT_3D);
@@ -1156,9 +1154,9 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS)
done:
/* If we didn't need to allocate them, these'll be NULL */
- drm_free(kcmd_addr, cmdbuf.size * 8, DRM_MEM_DRIVER);
- drm_free(kvb_addr, cmdbuf.vb_size, DRM_MEM_DRIVER);
- drm_free(kbox_addr, cmdbuf.nbox * sizeof(struct drm_clip_rect),
+ drm_free(kcmd_addr, cmdbuf->size * 8, DRM_MEM_DRIVER);
+ drm_free(kvb_addr, cmdbuf->vb_size, DRM_MEM_DRIVER);
+ drm_free(kbox_addr, cmdbuf->nbox * sizeof(struct drm_clip_rect),
DRM_MEM_DRIVER);
return ret;
generated by cgit v1.2.3 (git 2.0.4) at 2024-07-01 15:59:44 +0000