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path: root/drivers/char/drm/i915_dma.c
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Diffstat (limited to 'drivers/char/drm/i915_dma.c')
-rw-r--r--drivers/char/drm/i915_dma.c214
1 files changed, 98 insertions, 116 deletions
diff --git a/drivers/char/drm/i915_dma.c b/drivers/char/drm/i915_dma.c
index 8e7d713a5a1..e61a43e5b3a 100644
--- a/drivers/char/drm/i915_dma.c
+++ b/drivers/char/drm/i915_dma.c
@@ -70,7 +70,7 @@ int i915_wait_ring(struct drm_device * dev, int n, const char *caller)
last_head = ring->head;
}
- return DRM_ERR(EBUSY);
+ return -EBUSY;
}
void i915_kernel_lost_context(struct drm_device * dev)
@@ -137,7 +137,7 @@ static int i915_initialize(struct drm_device * dev,
DRM_ERROR("can not find sarea!\n");
dev->dev_private = (void *)dev_priv;
i915_dma_cleanup(dev);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
dev_priv->mmio_map = drm_core_findmap(dev, init->mmio_offset);
@@ -145,7 +145,7 @@ static int i915_initialize(struct drm_device * dev,
dev->dev_private = (void *)dev_priv;
i915_dma_cleanup(dev);
DRM_ERROR("can not find mmio map!\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
dev_priv->sarea_priv = (drm_i915_sarea_t *)
@@ -169,7 +169,7 @@ static int i915_initialize(struct drm_device * dev,
i915_dma_cleanup(dev);
DRM_ERROR("can not ioremap virtual address for"
" ring buffer\n");
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
}
dev_priv->ring.virtual_start = dev_priv->ring.map.handle;
@@ -200,7 +200,7 @@ static int i915_initialize(struct drm_device * dev,
dev->dev_private = (void *)dev_priv;
i915_dma_cleanup(dev);
DRM_ERROR("Can not allocate hardware status page\n");
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
}
dev_priv->hw_status_page = dev_priv->status_page_dmah->vaddr;
dev_priv->dma_status_page = dev_priv->status_page_dmah->busaddr;
@@ -221,24 +221,24 @@ static int i915_dma_resume(struct drm_device * dev)
if (!dev_priv->sarea) {
DRM_ERROR("can not find sarea!\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
if (!dev_priv->mmio_map) {
DRM_ERROR("can not find mmio map!\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
if (dev_priv->ring.map.handle == NULL) {
DRM_ERROR("can not ioremap virtual address for"
" ring buffer\n");
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
}
/* Program Hardware Status Page */
if (!dev_priv->hw_status_page) {
DRM_ERROR("Can not find hardware status page\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page);
@@ -251,23 +251,20 @@ static int i915_dma_resume(struct drm_device * dev)
return 0;
}
-static int i915_dma_init(DRM_IOCTL_ARGS)
+static int i915_dma_init(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_i915_private_t *dev_priv;
- drm_i915_init_t init;
+ drm_i915_init_t *init = data;
int retcode = 0;
- DRM_COPY_FROM_USER_IOCTL(init, (drm_i915_init_t __user *) data,
- sizeof(init));
-
- switch (init.func) {
+ switch (init->func) {
case I915_INIT_DMA:
dev_priv = drm_alloc(sizeof(drm_i915_private_t),
DRM_MEM_DRIVER);
if (dev_priv == NULL)
- return DRM_ERR(ENOMEM);
- retcode = i915_initialize(dev, dev_priv, &init);
+ return -ENOMEM;
+ retcode = i915_initialize(dev, dev_priv, init);
break;
case I915_CLEANUP_DMA:
retcode = i915_dma_cleanup(dev);
@@ -276,7 +273,7 @@ static int i915_dma_init(DRM_IOCTL_ARGS)
retcode = i915_dma_resume(dev);
break;
default:
- retcode = DRM_ERR(EINVAL);
+ retcode = -EINVAL;
break;
}
@@ -366,7 +363,7 @@ static int i915_emit_cmds(struct drm_device * dev, int __user * buffer, int dwor
RING_LOCALS;
if ((dwords+1) * sizeof(int) >= dev_priv->ring.Size - 8)
- return DRM_ERR(EINVAL);
+ return -EINVAL;
BEGIN_LP_RING((dwords+1)&~1);
@@ -374,17 +371,17 @@ static int i915_emit_cmds(struct drm_device * dev, int __user * buffer, int dwor
int cmd, sz;
if (DRM_COPY_FROM_USER_UNCHECKED(&cmd, &buffer[i], sizeof(cmd)))
- return DRM_ERR(EINVAL);
+ return -EINVAL;
if ((sz = validate_cmd(cmd)) == 0 || i + sz > dwords)
- return DRM_ERR(EINVAL);
+ return -EINVAL;
OUT_RING(cmd);
while (++i, --sz) {
if (DRM_COPY_FROM_USER_UNCHECKED(&cmd, &buffer[i],
sizeof(cmd))) {
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
OUT_RING(cmd);
}
@@ -407,13 +404,13 @@ static int i915_emit_box(struct drm_device * dev,
RING_LOCALS;
if (DRM_COPY_FROM_USER_UNCHECKED(&box, &boxes[i], sizeof(box))) {
- return DRM_ERR(EFAULT);
+ return -EFAULT;
}
if (box.y2 <= box.y1 || box.x2 <= box.x1 || box.y2 <= 0 || box.x2 <= 0) {
DRM_ERROR("Bad box %d,%d..%d,%d\n",
box.x1, box.y1, box.x2, box.y2);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
if (IS_I965G(dev)) {
@@ -467,7 +464,7 @@ static int i915_dispatch_cmdbuffer(struct drm_device * dev,
if (cmd->sz & 0x3) {
DRM_ERROR("alignment");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
i915_kernel_lost_context(dev);
@@ -502,7 +499,7 @@ static int i915_dispatch_batchbuffer(struct drm_device * dev,
if ((batch->start | batch->used) & 0x7) {
DRM_ERROR("alignment");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
i915_kernel_lost_context(dev);
@@ -598,76 +595,69 @@ static int i915_quiescent(struct drm_device * dev)
return i915_wait_ring(dev, dev_priv->ring.Size - 8, __FUNCTION__);
}
-static int i915_flush_ioctl(DRM_IOCTL_ARGS)
+static int i915_flush_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
-
- LOCK_TEST_WITH_RETURN(dev, filp);
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
return i915_quiescent(dev);
}
-static int i915_batchbuffer(DRM_IOCTL_ARGS)
+static int i915_batchbuffer(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
u32 *hw_status = dev_priv->hw_status_page;
drm_i915_sarea_t *sarea_priv = (drm_i915_sarea_t *)
dev_priv->sarea_priv;
- drm_i915_batchbuffer_t batch;
+ drm_i915_batchbuffer_t *batch = data;
int ret;
if (!dev_priv->allow_batchbuffer) {
DRM_ERROR("Batchbuffer ioctl disabled\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
- DRM_COPY_FROM_USER_IOCTL(batch, (drm_i915_batchbuffer_t __user *) data,
- sizeof(batch));
-
DRM_DEBUG("i915 batchbuffer, start %x used %d cliprects %d\n",
- batch.start, batch.used, batch.num_cliprects);
+ batch->start, batch->used, batch->num_cliprects);
- LOCK_TEST_WITH_RETURN(dev, filp);
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
- if (batch.num_cliprects && DRM_VERIFYAREA_READ(batch.cliprects,
- batch.num_cliprects *
+ if (batch->num_cliprects && DRM_VERIFYAREA_READ(batch->cliprects,
+ batch->num_cliprects *
sizeof(struct drm_clip_rect)))
- return DRM_ERR(EFAULT);
+ return -EFAULT;
- ret = i915_dispatch_batchbuffer(dev, &batch);
+ ret = i915_dispatch_batchbuffer(dev, batch);
sarea_priv->last_dispatch = (int)hw_status[5];
return ret;
}
-static int i915_cmdbuffer(DRM_IOCTL_ARGS)
+static int i915_cmdbuffer(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
u32 *hw_status = dev_priv->hw_status_page;
drm_i915_sarea_t *sarea_priv = (drm_i915_sarea_t *)
dev_priv->sarea_priv;
- drm_i915_cmdbuffer_t cmdbuf;
+ drm_i915_cmdbuffer_t *cmdbuf = data;
int ret;
- DRM_COPY_FROM_USER_IOCTL(cmdbuf, (drm_i915_cmdbuffer_t __user *) data,
- sizeof(cmdbuf));
-
DRM_DEBUG("i915 cmdbuffer, buf %p sz %d cliprects %d\n",
- cmdbuf.buf, cmdbuf.sz, cmdbuf.num_cliprects);
+ cmdbuf->buf, cmdbuf->sz, cmdbuf->num_cliprects);
- LOCK_TEST_WITH_RETURN(dev, filp);
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
- if (cmdbuf.num_cliprects &&
- DRM_VERIFYAREA_READ(cmdbuf.cliprects,
- cmdbuf.num_cliprects *
+ if (cmdbuf->num_cliprects &&
+ DRM_VERIFYAREA_READ(cmdbuf->cliprects,
+ cmdbuf->num_cliprects *
sizeof(struct drm_clip_rect))) {
DRM_ERROR("Fault accessing cliprects\n");
- return DRM_ERR(EFAULT);
+ return -EFAULT;
}
- ret = i915_dispatch_cmdbuffer(dev, &cmdbuf);
+ ret = i915_dispatch_cmdbuffer(dev, cmdbuf);
if (ret) {
DRM_ERROR("i915_dispatch_cmdbuffer failed\n");
return ret;
@@ -677,33 +667,29 @@ static int i915_cmdbuffer(DRM_IOCTL_ARGS)
return 0;
}
-static int i915_flip_bufs(DRM_IOCTL_ARGS)
+static int i915_flip_bufs(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
-
DRM_DEBUG("%s\n", __FUNCTION__);
- LOCK_TEST_WITH_RETURN(dev, filp);
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
return i915_dispatch_flip(dev);
}
-static int i915_getparam(DRM_IOCTL_ARGS)
+static int i915_getparam(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_i915_private_t *dev_priv = dev->dev_private;
- drm_i915_getparam_t param;
+ drm_i915_getparam_t *param = data;
int value;
if (!dev_priv) {
DRM_ERROR("%s called with no initialization\n", __FUNCTION__);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
- DRM_COPY_FROM_USER_IOCTL(param, (drm_i915_getparam_t __user *) data,
- sizeof(param));
-
- switch (param.param) {
+ switch (param->param) {
case I915_PARAM_IRQ_ACTIVE:
value = dev->irq ? 1 : 0;
break;
@@ -714,68 +700,64 @@ static int i915_getparam(DRM_IOCTL_ARGS)
value = READ_BREADCRUMB(dev_priv);
break;
default:
- DRM_ERROR("Unknown parameter %d\n", param.param);
- return DRM_ERR(EINVAL);
+ DRM_ERROR("Unknown parameter %d\n", param->param);
+ return -EINVAL;
}
- if (DRM_COPY_TO_USER(param.value, &value, sizeof(int))) {
+ if (DRM_COPY_TO_USER(param->value, &value, sizeof(int))) {
DRM_ERROR("DRM_COPY_TO_USER failed\n");
- return DRM_ERR(EFAULT);
+ return -EFAULT;
}
return 0;
}
-static int i915_setparam(DRM_IOCTL_ARGS)
+static int i915_setparam(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_i915_private_t *dev_priv = dev->dev_private;
- drm_i915_setparam_t param;
+ drm_i915_setparam_t *param = data;
if (!dev_priv) {
DRM_ERROR("%s called with no initialization\n", __FUNCTION__);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
- DRM_COPY_FROM_USER_IOCTL(param, (drm_i915_setparam_t __user *) data,
- sizeof(param));
-
- switch (param.param) {
+ switch (param->param) {
case I915_SETPARAM_USE_MI_BATCHBUFFER_START:
if (!IS_I965G(dev))
- dev_priv->use_mi_batchbuffer_start = param.value;
+ dev_priv->use_mi_batchbuffer_start = param->value;
break;
case I915_SETPARAM_TEX_LRU_LOG_GRANULARITY:
- dev_priv->tex_lru_log_granularity = param.value;
+ dev_priv->tex_lru_log_granularity = param->value;
break;
case I915_SETPARAM_ALLOW_BATCHBUFFER:
- dev_priv->allow_batchbuffer = param.value;
+ dev_priv->allow_batchbuffer = param->value;
break;
default:
- DRM_ERROR("unknown parameter %d\n", param.param);
- return DRM_ERR(EINVAL);
+ DRM_ERROR("unknown parameter %d\n", param->param);
+ return -EINVAL;
}
return 0;
}
-static int i915_set_status_page(DRM_IOCTL_ARGS)
+static int i915_set_status_page(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_i915_private_t *dev_priv = dev->dev_private;
- drm_i915_hws_addr_t hws;
+ drm_i915_hws_addr_t *hws = data;
if (!dev_priv) {
DRM_ERROR("%s called with no initialization\n", __FUNCTION__);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
- DRM_COPY_FROM_USER_IOCTL(hws, (drm_i915_hws_addr_t __user *) data,
- sizeof(hws));
- printk(KERN_DEBUG "set status page addr 0x%08x\n", (u32)hws.addr);
- dev_priv->status_gfx_addr = hws.addr & (0x1ffff<<12);
+ printk(KERN_DEBUG "set status page addr 0x%08x\n", (u32)hws->addr);
+
+ dev_priv->status_gfx_addr = hws->addr & (0x1ffff<<12);
- dev_priv->hws_map.offset = dev->agp->agp_info.aper_base + hws.addr;
+ dev_priv->hws_map.offset = dev->agp->agp_info.aper_base + hws->addr;
dev_priv->hws_map.size = 4*1024;
dev_priv->hws_map.type = 0;
dev_priv->hws_map.flags = 0;
@@ -788,7 +770,7 @@ static int i915_set_status_page(DRM_IOCTL_ARGS)
dev_priv->status_gfx_addr = 0;
DRM_ERROR("can not ioremap virtual address for"
" G33 hw status page\n");
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
}
dev_priv->hw_status_page = dev_priv->hws_map.handle;
@@ -821,32 +803,32 @@ void i915_driver_lastclose(struct drm_device * dev)
i915_dma_cleanup(dev);
}
-void i915_driver_preclose(struct drm_device * dev, DRMFILE filp)
+void i915_driver_preclose(struct drm_device * dev, struct drm_file *file_priv)
{
if (dev->dev_private) {
drm_i915_private_t *dev_priv = dev->dev_private;
- i915_mem_release(dev, filp, dev_priv->agp_heap);
+ i915_mem_release(dev, file_priv, dev_priv->agp_heap);
}
}
-drm_ioctl_desc_t i915_ioctls[] = {
- [DRM_IOCTL_NR(DRM_I915_INIT)] = {i915_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY},
- [DRM_IOCTL_NR(DRM_I915_FLUSH)] = {i915_flush_ioctl, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_FLIP)] = {i915_flip_bufs, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_BATCHBUFFER)] = {i915_batchbuffer, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_IRQ_EMIT)] = {i915_irq_emit, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_IRQ_WAIT)] = {i915_irq_wait, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_GETPARAM)] = {i915_getparam, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_SETPARAM)] = {i915_setparam, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY},
- [DRM_IOCTL_NR(DRM_I915_ALLOC)] = {i915_mem_alloc, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_FREE)] = {i915_mem_free, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_INIT_HEAP)] = {i915_mem_init_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY},
- [DRM_IOCTL_NR(DRM_I915_CMDBUFFER)] = {i915_cmdbuffer, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_DESTROY_HEAP)] = { i915_mem_destroy_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
- [DRM_IOCTL_NR(DRM_I915_SET_VBLANK_PIPE)] = { i915_vblank_pipe_set, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
- [DRM_IOCTL_NR(DRM_I915_GET_VBLANK_PIPE)] = { i915_vblank_pipe_get, DRM_AUTH },
- [DRM_IOCTL_NR(DRM_I915_VBLANK_SWAP)] = {i915_vblank_swap, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_HWS_ADDR)] = {i915_set_status_page, DRM_AUTH},
+struct drm_ioctl_desc i915_ioctls[] = {
+ DRM_IOCTL_DEF(DRM_I915_INIT, i915_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF(DRM_I915_FLUSH, i915_flush_ioctl, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_FLIP, i915_flip_bufs, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_BATCHBUFFER, i915_batchbuffer, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_IRQ_EMIT, i915_irq_emit, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_IRQ_WAIT, i915_irq_wait, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_GETPARAM, i915_getparam, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_SETPARAM, i915_setparam, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF(DRM_I915_ALLOC, i915_mem_alloc, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_FREE, i915_mem_free, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_INIT_HEAP, i915_mem_init_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF(DRM_I915_CMDBUFFER, i915_cmdbuffer, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_DESTROY_HEAP, i915_mem_destroy_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY ),
+ DRM_IOCTL_DEF(DRM_I915_SET_VBLANK_PIPE, i915_vblank_pipe_set, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY ),
+ DRM_IOCTL_DEF(DRM_I915_GET_VBLANK_PIPE, i915_vblank_pipe_get, DRM_AUTH ),
+ DRM_IOCTL_DEF(DRM_I915_VBLANK_SWAP, i915_vblank_swap, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_HWS_ADDR, i915_set_status_page, DRM_AUTH),
};
int i915_max_ioctl = DRM_ARRAY_SIZE(i915_ioctls);