From c153f45f9b7e30289157bba3ff5682291df16caa Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Mon, 3 Sep 2007 12:06:45 +1000 Subject: 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 --- drivers/char/drm/mga_state.c | 149 ++++++++++++++++--------------------------- 1 file changed, 54 insertions(+), 95 deletions(-) (limited to 'drivers/char/drm/mga_state.c') diff --git a/drivers/char/drm/mga_state.c b/drivers/char/drm/mga_state.c index 74811727595..5ec8b61c5d4 100644 --- a/drivers/char/drm/mga_state.c +++ b/drivers/char/drm/mga_state.c @@ -828,24 +828,20 @@ static void mga_dma_dispatch_blit(struct drm_device * dev, drm_mga_blit_t * blit * */ -static int mga_dma_clear(DRM_IOCTL_ARGS) +static int mga_dma_clear(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - drm_mga_clear_t clear; + drm_mga_clear_t *clear = data; LOCK_TEST_WITH_RETURN(dev, file_priv); - DRM_COPY_FROM_USER_IOCTL(clear, (drm_mga_clear_t __user *) data, - sizeof(clear)); - if (sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS) sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS; WRAP_TEST_WITH_RETURN(dev_priv); - mga_dma_dispatch_clear(dev, &clear); + mga_dma_dispatch_clear(dev, clear); /* Make sure we restore the 3D state next time. */ @@ -854,9 +850,8 @@ static int mga_dma_clear(DRM_IOCTL_ARGS) return 0; } -static int mga_dma_swap(DRM_IOCTL_ARGS) +static int mga_dma_swap(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; @@ -876,31 +871,26 @@ static int mga_dma_swap(DRM_IOCTL_ARGS) return 0; } -static int mga_dma_vertex(DRM_IOCTL_ARGS) +static int mga_dma_vertex(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; struct drm_device_dma *dma = dev->dma; struct drm_buf *buf; drm_mga_buf_priv_t *buf_priv; - drm_mga_vertex_t vertex; + drm_mga_vertex_t *vertex = data; LOCK_TEST_WITH_RETURN(dev, file_priv); - DRM_COPY_FROM_USER_IOCTL(vertex, - (drm_mga_vertex_t __user *) data, - sizeof(vertex)); - - if (vertex.idx < 0 || vertex.idx > dma->buf_count) + if (vertex->idx < 0 || vertex->idx > dma->buf_count) return -EINVAL; - buf = dma->buflist[vertex.idx]; + buf = dma->buflist[vertex->idx]; buf_priv = buf->dev_private; - buf->used = vertex.used; - buf_priv->discard = vertex.discard; + buf->used = vertex->used; + buf_priv->discard = vertex->discard; if (!mga_verify_state(dev_priv)) { - if (vertex.discard) { + if (vertex->discard) { if (buf_priv->dispatched == 1) AGE_BUFFER(buf_priv); buf_priv->dispatched = 0; @@ -916,31 +906,26 @@ static int mga_dma_vertex(DRM_IOCTL_ARGS) return 0; } -static int mga_dma_indices(DRM_IOCTL_ARGS) +static int mga_dma_indices(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; struct drm_device_dma *dma = dev->dma; struct drm_buf *buf; drm_mga_buf_priv_t *buf_priv; - drm_mga_indices_t indices; + drm_mga_indices_t *indices = data; LOCK_TEST_WITH_RETURN(dev, file_priv); - DRM_COPY_FROM_USER_IOCTL(indices, - (drm_mga_indices_t __user *) data, - sizeof(indices)); - - if (indices.idx < 0 || indices.idx > dma->buf_count) + if (indices->idx < 0 || indices->idx > dma->buf_count) return -EINVAL; - buf = dma->buflist[indices.idx]; + buf = dma->buflist[indices->idx]; buf_priv = buf->dev_private; - buf_priv->discard = indices.discard; + buf_priv->discard = indices->discard; if (!mga_verify_state(dev_priv)) { - if (indices.discard) { + if (indices->discard) { if (buf_priv->dispatched == 1) AGE_BUFFER(buf_priv); buf_priv->dispatched = 0; @@ -951,26 +936,22 @@ static int mga_dma_indices(DRM_IOCTL_ARGS) WRAP_TEST_WITH_RETURN(dev_priv); - mga_dma_dispatch_indices(dev, buf, indices.start, indices.end); + mga_dma_dispatch_indices(dev, buf, indices->start, indices->end); return 0; } -static int mga_dma_iload(DRM_IOCTL_ARGS) +static int mga_dma_iload(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; struct drm_device_dma *dma = dev->dma; drm_mga_private_t *dev_priv = dev->dev_private; struct drm_buf *buf; drm_mga_buf_priv_t *buf_priv; - drm_mga_iload_t iload; + drm_mga_iload_t *iload = data; DRM_DEBUG("\n"); LOCK_TEST_WITH_RETURN(dev, file_priv); - DRM_COPY_FROM_USER_IOCTL(iload, (drm_mga_iload_t __user *) data, - sizeof(iload)); - #if 0 if (mga_do_wait_for_idle(dev_priv) < 0) { if (MGA_DMA_DEBUG) @@ -978,20 +959,20 @@ static int mga_dma_iload(DRM_IOCTL_ARGS) return -EBUSY; } #endif - if (iload.idx < 0 || iload.idx > dma->buf_count) + if (iload->idx < 0 || iload->idx > dma->buf_count) return -EINVAL; - buf = dma->buflist[iload.idx]; + buf = dma->buflist[iload->idx]; buf_priv = buf->dev_private; - if (mga_verify_iload(dev_priv, iload.dstorg, iload.length)) { + if (mga_verify_iload(dev_priv, iload->dstorg, iload->length)) { mga_freelist_put(dev, buf); return -EINVAL; } WRAP_TEST_WITH_RETURN(dev_priv); - mga_dma_dispatch_iload(dev, buf, iload.dstorg, iload.length); + mga_dma_dispatch_iload(dev, buf, iload->dstorg, iload->length); /* Make sure we restore the 3D state next time. */ @@ -1000,28 +981,24 @@ static int mga_dma_iload(DRM_IOCTL_ARGS) return 0; } -static int mga_dma_blit(DRM_IOCTL_ARGS) +static int mga_dma_blit(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - drm_mga_blit_t blit; + drm_mga_blit_t *blit = data; DRM_DEBUG("\n"); LOCK_TEST_WITH_RETURN(dev, file_priv); - DRM_COPY_FROM_USER_IOCTL(blit, (drm_mga_blit_t __user *) data, - sizeof(blit)); - if (sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS) sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS; - if (mga_verify_blit(dev_priv, blit.srcorg, blit.dstorg)) + if (mga_verify_blit(dev_priv, blit->srcorg, blit->dstorg)) return -EINVAL; WRAP_TEST_WITH_RETURN(dev_priv); - mga_dma_dispatch_blit(dev, &blit); + mga_dma_dispatch_blit(dev, blit); /* Make sure we restore the 3D state next time. */ @@ -1030,11 +1007,10 @@ static int mga_dma_blit(DRM_IOCTL_ARGS) return 0; } -static int mga_getparam(DRM_IOCTL_ARGS) +static int mga_getparam(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; - drm_mga_getparam_t param; + drm_mga_getparam_t *param = data; int value; if (!dev_priv) { @@ -1042,12 +1018,9 @@ static int mga_getparam(DRM_IOCTL_ARGS) return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(param, (drm_mga_getparam_t __user *) data, - sizeof(param)); - DRM_DEBUG("pid=%d\n", DRM_CURRENTPID); - switch (param.param) { + switch (param->param) { case MGA_PARAM_IRQ_NR: value = dev->irq; break; @@ -1058,7 +1031,7 @@ static int mga_getparam(DRM_IOCTL_ARGS) return -EINVAL; } - if (DRM_COPY_TO_USER(param.value, &value, sizeof(int))) { + if (DRM_COPY_TO_USER(param->value, &value, sizeof(int))) { DRM_ERROR("copy_to_user\n"); return -EFAULT; } @@ -1066,11 +1039,10 @@ static int mga_getparam(DRM_IOCTL_ARGS) return 0; } -static int mga_set_fence(DRM_IOCTL_ARGS) +static int mga_set_fence(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; - u32 temp; + u32 *fence = data; DMA_LOCALS; if (!dev_priv) { @@ -1080,11 +1052,11 @@ static int mga_set_fence(DRM_IOCTL_ARGS) DRM_DEBUG("pid=%d\n", DRM_CURRENTPID); - /* I would normal do this assignment in the declaration of temp, + /* I would normal do this assignment in the declaration of fence, * but dev_priv may be NULL. */ - temp = dev_priv->next_fence_to_post; + *fence = dev_priv->next_fence_to_post; dev_priv->next_fence_to_post++; BEGIN_DMA(1); @@ -1093,53 +1065,40 @@ static int mga_set_fence(DRM_IOCTL_ARGS) MGA_DMAPAD, 0x00000000, MGA_SOFTRAP, 0x00000000); ADVANCE_DMA(); - if (DRM_COPY_TO_USER((u32 __user *) data, &temp, sizeof(u32))) { - DRM_ERROR("copy_to_user\n"); - return -EFAULT; - } - return 0; } -static int mga_wait_fence(DRM_IOCTL_ARGS) +static int mga_wait_fence(struct drm_device *dev, void *data, struct drm_file * +file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; - u32 fence; + u32 *fence = data; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(fence, (u32 __user *) data, sizeof(u32)); - DRM_DEBUG("pid=%d\n", DRM_CURRENTPID); - mga_driver_fence_wait(dev, &fence); - - if (DRM_COPY_TO_USER((u32 __user *) data, &fence, sizeof(u32))) { - DRM_ERROR("copy_to_user\n"); - return -EFAULT; - } - + mga_driver_fence_wait(dev, fence); return 0; } -drm_ioctl_desc_t mga_ioctls[] = { - [DRM_IOCTL_NR(DRM_MGA_INIT)] = {mga_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_MGA_FLUSH)] = {mga_dma_flush, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_RESET)] = {mga_dma_reset, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_SWAP)] = {mga_dma_swap, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_CLEAR)] = {mga_dma_clear, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_VERTEX)] = {mga_dma_vertex, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_INDICES)] = {mga_dma_indices, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_ILOAD)] = {mga_dma_iload, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_BLIT)] = {mga_dma_blit, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_GETPARAM)] = {mga_getparam, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_SET_FENCE)] = {mga_set_fence, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_WAIT_FENCE)] = {mga_wait_fence, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_DMA_BOOTSTRAP)] = {mga_dma_bootstrap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, +struct drm_ioctl_desc mga_ioctls[] = { + DRM_IOCTL_DEF(DRM_MGA_INIT, mga_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_MGA_FLUSH, mga_dma_flush, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_RESET, mga_dma_reset, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_SWAP, mga_dma_swap, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_CLEAR, mga_dma_clear, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_VERTEX, mga_dma_vertex, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_INDICES, mga_dma_indices, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_ILOAD, mga_dma_iload, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_BLIT, mga_dma_blit, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_GETPARAM, mga_getparam, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_SET_FENCE, mga_set_fence, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_WAIT_FENCE, mga_wait_fence, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_DMA_BOOTSTRAP, mga_dma_bootstrap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), }; int mga_max_ioctl = DRM_ARRAY_SIZE(mga_ioctls); -- cgit v1.2.3