diff options
author | Eric Anholt <eric@anholt.net> | 2007-09-03 12:06:45 +1000 |
---|---|---|
committer | Dave Airlie <airlied@optimus.(none)> | 2007-10-15 10:38:20 +1000 |
commit | c153f45f9b7e30289157bba3ff5682291df16caa (patch) | |
tree | 33f21e1ebd83ec548751f3d490afe6230ab99972 /drivers/char/drm/i830_dma.c | |
parent | b589ee5943a9610ebaea6e4e3433f2ae4d812b0b (diff) | |
download | op-kernel-dev-c153f45f9b7e30289157bba3ff5682291df16caa.zip op-kernel-dev-c153f45f9b7e30289157bba3ff5682291df16caa.tar.gz |
drm: Replace DRM_IOCTL_ARGS with (dev, data, file_priv) and remove DRM_DEVICE.
The data is now in kernel space, copied in/out as appropriate according to t
This results in DRM_COPY_{TO,FROM}_USER going away, and error paths to deal
with those failures. This also means that XFree86 4.2.0 support for i810 DR
is lost.
Signed-off-by: Dave Airlie <airlied@linux.ie>
Diffstat (limited to 'drivers/char/drm/i830_dma.c')
-rw-r--r-- | drivers/char/drm/i830_dma.c | 157 |
1 files changed, 61 insertions, 96 deletions
diff --git a/drivers/char/drm/i830_dma.c b/drivers/char/drm/i830_dma.c index f314f87..43a1f78 100644 --- a/drivers/char/drm/i830_dma.c +++ b/drivers/char/drm/i830_dma.c @@ -450,24 +450,20 @@ static int i830_dma_initialize(struct drm_device * dev, return 0; } -static int i830_dma_init(struct inode *inode, struct drm_file *file_priv, - unsigned int cmd, unsigned long arg) +static int i830_dma_init(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_device *dev = file_priv->head->dev; drm_i830_private_t *dev_priv; - drm_i830_init_t init; + drm_i830_init_t *init = data; int retcode = 0; - if (copy_from_user(&init, (void *__user)arg, sizeof(init))) - return -EFAULT; - - switch (init.func) { + 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); + retcode = i830_dma_initialize(dev, dev_priv, init); break; case I830_CLEANUP_DMA: retcode = i830_dma_cleanup(dev); @@ -1276,43 +1272,36 @@ static void i830_reclaim_buffers(struct drm_device * dev, struct drm_file *file_ } } -static int i830_flush_ioctl(struct inode *inode, struct drm_file *file_priv, - unsigned int cmd, unsigned long arg) +static int i830_flush_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_device *dev = file_priv->head->dev; - LOCK_TEST_WITH_RETURN(dev, file_priv); i830_flush_queue(dev); return 0; } -static int i830_dma_vertex(struct inode *inode, struct drm_file *file_priv, - unsigned int cmd, unsigned long arg) +static int i830_dma_vertex(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_device *dev = file_priv->head->dev; struct drm_device_dma *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_vertex_t vertex; - - if (copy_from_user - (&vertex, (drm_i830_vertex_t __user *) arg, sizeof(vertex))) - return -EFAULT; + drm_i830_vertex_t *vertex = data; LOCK_TEST_WITH_RETURN(dev, file_priv); DRM_DEBUG("i830 dma vertex, idx %d used %d discard %d\n", - vertex.idx, vertex.used, vertex.discard); + vertex->idx, vertex->used, vertex->discard); - if (vertex.idx < 0 || vertex.idx > dma->buf_count) + if (vertex->idx < 0 || vertex->idx > dma->buf_count) return -EINVAL; i830_dma_dispatch_vertex(dev, - dma->buflist[vertex.idx], - vertex.discard, vertex.used); + dma->buflist[vertex->idx], + vertex->discard, vertex->used); sarea_priv->last_enqueue = dev_priv->counter - 1; sarea_priv->last_dispatch = (int)hw_status[5]; @@ -1320,15 +1309,10 @@ static int i830_dma_vertex(struct inode *inode, struct drm_file *file_priv, return 0; } -static int i830_clear_bufs(struct inode *inode, struct drm_file *file_priv, - unsigned int cmd, unsigned long arg) +static int i830_clear_bufs(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_device *dev = file_priv->head->dev; - drm_i830_clear_t clear; - - if (copy_from_user - (&clear, (drm_i830_clear_t __user *) arg, sizeof(clear))) - return -EFAULT; + drm_i830_clear_t *clear = data; LOCK_TEST_WITH_RETURN(dev, file_priv); @@ -1337,17 +1321,15 @@ static int i830_clear_bufs(struct inode *inode, struct drm_file *file_priv, return -EINVAL; } - i830_dma_dispatch_clear(dev, clear.flags, - clear.clear_color, - clear.clear_depth, clear.clear_depthmask); + i830_dma_dispatch_clear(dev, clear->flags, + clear->clear_color, + clear->clear_depth, clear->clear_depthmask); return 0; } -static int i830_swap_bufs(struct inode *inode, struct drm_file *file_priv, - unsigned int cmd, unsigned long arg) +static int i830_swap_bufs(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_device *dev = file_priv->head->dev; - DRM_DEBUG("i830_swap_bufs\n"); LOCK_TEST_WITH_RETURN(dev, file_priv); @@ -1380,10 +1362,9 @@ static int i830_do_cleanup_pageflip(struct drm_device * dev) return 0; } -static int i830_flip_bufs(struct inode *inode, struct drm_file *file_priv, - unsigned int cmd, unsigned long arg) +static int i830_flip_bufs(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_device *dev = file_priv->head->dev; drm_i830_private_t *dev_priv = dev->dev_private; DRM_DEBUG("%s\n", __FUNCTION__); @@ -1397,10 +1378,9 @@ static int i830_flip_bufs(struct inode *inode, struct drm_file *file_priv, return 0; } -static int i830_getage(struct inode *inode, struct drm_file *file_priv, unsigned int cmd, - unsigned long arg) +static int i830_getage(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_device *dev = file_priv->head->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 *) @@ -1410,56 +1390,50 @@ static int i830_getage(struct inode *inode, struct drm_file *file_priv, unsigned return 0; } -static int i830_getbuf(struct inode *inode, struct drm_file *file_priv, - unsigned int cmd, unsigned long arg) +static int i830_getbuf(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_device *dev = file_priv->head->dev; int retcode = 0; - drm_i830_dma_t d; + drm_i830_dma_t *d = data; 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))) - return -EFAULT; LOCK_TEST_WITH_RETURN(dev, file_priv); - d.granted = 0; + d->granted = 0; - retcode = i830_dma_get_buffer(dev, &d, file_priv); + retcode = i830_dma_get_buffer(dev, d, file_priv); DRM_DEBUG("i830_dma: %d returning %d, granted = %d\n", - current->pid, retcode, d.granted); + current->pid, retcode, d->granted); - if (copy_to_user((void __user *) arg, &d, sizeof(d))) - return -EFAULT; sarea_priv->last_dispatch = (int)hw_status[5]; return retcode; } -static int i830_copybuf(struct inode *inode, - struct drm_file *file_priv, unsigned int cmd, unsigned long arg) +static int i830_copybuf(struct drm_device *dev, void *data, + struct drm_file *file_priv) { /* Never copy - 2.4.x doesn't need it */ return 0; } -static int i830_docopy(struct inode *inode, struct drm_file *file_priv, unsigned int cmd, - unsigned long arg) +static int i830_docopy(struct drm_device *dev, void *data, + struct drm_file *file_priv) { return 0; } -static int i830_getparam(struct inode *inode, struct drm_file *file_priv, - unsigned int cmd, unsigned long arg) +static int i830_getparam(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_device *dev = file_priv->head->dev; drm_i830_private_t *dev_priv = dev->dev_private; - drm_i830_getparam_t param; + drm_i830_getparam_t *param = data; int value; if (!dev_priv) { @@ -1467,11 +1441,7 @@ static int i830_getparam(struct inode *inode, struct drm_file *file_priv, return -EINVAL; } - if (copy_from_user - (¶m, (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; @@ -1479,7 +1449,7 @@ static int i830_getparam(struct inode *inode, struct drm_file *file_priv, return -EINVAL; } - if (copy_to_user(param.value, &value, sizeof(int))) { + if (copy_to_user(param->value, &value, sizeof(int))) { DRM_ERROR("copy_to_user\n"); return -EFAULT; } @@ -1487,25 +1457,20 @@ static int i830_getparam(struct inode *inode, struct drm_file *file_priv, return 0; } -static int i830_setparam(struct inode *inode, struct drm_file *file_priv, - unsigned int cmd, unsigned long arg) +static int i830_setparam(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_device *dev = file_priv->head->dev; drm_i830_private_t *dev_priv = dev->dev_private; - drm_i830_setparam_t param; + drm_i830_setparam_t *param = data; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); return -EINVAL; } - if (copy_from_user - (¶m, (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; + dev_priv->use_mi_batchbuffer_start = param->value; break; default: return -EINVAL; @@ -1552,21 +1517,21 @@ int i830_driver_dma_quiescent(struct drm_device * dev) return 0; } -drm_ioctl_desc_t i830_ioctls[] = { - [DRM_IOCTL_NR(DRM_I830_INIT)] = {i830_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_I830_VERTEX)] = {i830_dma_vertex, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_CLEAR)] = {i830_clear_bufs, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_FLUSH)] = {i830_flush_ioctl, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_GETAGE)] = {i830_getage, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_GETBUF)] = {i830_getbuf, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_SWAP)] = {i830_swap_bufs, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_COPY)] = {i830_copybuf, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_DOCOPY)] = {i830_docopy, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_FLIP)] = {i830_flip_bufs, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_IRQ_EMIT)] = {i830_irq_emit, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_IRQ_WAIT)] = {i830_irq_wait, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_GETPARAM)] = {i830_getparam, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_SETPARAM)] = {i830_setparam, DRM_AUTH} +struct drm_ioctl_desc i830_ioctls[] = { + DRM_IOCTL_DEF(DRM_I830_INIT, i830_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_I830_VERTEX, i830_dma_vertex, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_CLEAR, i830_clear_bufs, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_FLUSH, i830_flush_ioctl, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_GETAGE, i830_getage, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_GETBUF, i830_getbuf, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_SWAP, i830_swap_bufs, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_COPY, i830_copybuf, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_DOCOPY, i830_docopy, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_FLIP, i830_flip_bufs, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_IRQ_EMIT, i830_irq_emit, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_IRQ_WAIT, i830_irq_wait, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_GETPARAM, i830_getparam, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_SETPARAM, i830_setparam, DRM_AUTH) }; int i830_max_ioctl = DRM_ARRAY_SIZE(i830_ioctls); |