diff options
Diffstat (limited to 'drivers/char/drm/mga_state.c')
| -rw-r--r-- | drivers/char/drm/mga_state.c | 197 |
1 files changed, 78 insertions, 119 deletions
diff --git a/drivers/char/drm/mga_state.c b/drivers/char/drm/mga_state.c index d448b0aef33..5ec8b61c5d4 100644 --- a/drivers/char/drm/mga_state.c +++ b/drivers/char/drm/mga_state.c @@ -392,7 +392,7 @@ static int mga_verify_context(drm_mga_private_t * dev_priv) ctx->dstorg, dev_priv->front_offset, dev_priv->back_offset); ctx->dstorg = 0; - return DRM_ERR(EINVAL); + return -EINVAL; } return 0; @@ -411,7 +411,7 @@ static int mga_verify_tex(drm_mga_private_t * dev_priv, int unit) if (org == (MGA_TEXORGMAP_SYSMEM | MGA_TEXORGACC_PCI)) { DRM_ERROR("*** bad TEXORG: 0x%x, unit %d\n", tex->texorg, unit); tex->texorg = 0; - return DRM_ERR(EINVAL); + return -EINVAL; } return 0; @@ -453,13 +453,13 @@ static int mga_verify_iload(drm_mga_private_t * dev_priv, dstorg + length > (dev_priv->texture_offset + dev_priv->texture_size)) { DRM_ERROR("*** bad iload DSTORG: 0x%x\n", dstorg); - return DRM_ERR(EINVAL); + return -EINVAL; } if (length & MGA_ILOAD_MASK) { DRM_ERROR("*** bad iload length: 0x%x\n", length & MGA_ILOAD_MASK); - return DRM_ERR(EINVAL); + return -EINVAL; } return 0; @@ -471,7 +471,7 @@ static int mga_verify_blit(drm_mga_private_t * dev_priv, if ((srcorg & 0x3) == (MGA_SRCACC_PCI | MGA_SRCMAP_SYSMEM) || (dstorg & 0x3) == (MGA_SRCACC_PCI | MGA_SRCMAP_SYSMEM)) { DRM_ERROR("*** bad blit: src=0x%x dst=0x%x\n", srcorg, dstorg); - return DRM_ERR(EINVAL); + return -EINVAL; } return 0; } @@ -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, filp); - - DRM_COPY_FROM_USER_IOCTL(clear, (drm_mga_clear_t __user *) data, - sizeof(clear)); + LOCK_TEST_WITH_RETURN(dev, file_priv); 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. */ @@ -854,13 +850,12 @@ 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; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS) sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS; @@ -876,37 +871,32 @@ 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; - - LOCK_TEST_WITH_RETURN(dev, filp); + drm_mga_vertex_t *vertex = data; - DRM_COPY_FROM_USER_IOCTL(vertex, - (drm_mga_vertex_t __user *) data, - sizeof(vertex)); + LOCK_TEST_WITH_RETURN(dev, file_priv); - if (vertex.idx < 0 || vertex.idx > dma->buf_count) - return DRM_ERR(EINVAL); - buf = dma->buflist[vertex.idx]; + if (vertex->idx < 0 || vertex->idx > dma->buf_count) + return -EINVAL; + 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; mga_freelist_put(dev, buf); } - return DRM_ERR(EINVAL); + return -EINVAL; } WRAP_TEST_WITH_RETURN(dev_priv); @@ -916,82 +906,73 @@ 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, filp); + 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) + return -EINVAL; - if (indices.idx < 0 || indices.idx > dma->buf_count) - return DRM_ERR(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; mga_freelist_put(dev, buf); } - return DRM_ERR(EINVAL); + return -EINVAL; } 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, filp); - - DRM_COPY_FROM_USER_IOCTL(iload, (drm_mga_iload_t __user *) data, - sizeof(iload)); + LOCK_TEST_WITH_RETURN(dev, file_priv); #if 0 if (mga_do_wait_for_idle(dev_priv) < 0) { if (MGA_DMA_DEBUG) DRM_INFO("%s: -EBUSY\n", __FUNCTION__); - return DRM_ERR(EBUSY); + return -EBUSY; } #endif - if (iload.idx < 0 || iload.idx > dma->buf_count) - return DRM_ERR(EINVAL); + 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 DRM_ERR(EINVAL); + 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, filp); - - DRM_COPY_FROM_USER_IOCTL(blit, (drm_mga_blit_t __user *) data, - sizeof(blit)); + LOCK_TEST_WITH_RETURN(dev, file_priv); 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)) - return DRM_ERR(EINVAL); + 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. */ @@ -1030,24 +1007,20 @@ 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) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + 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; @@ -1055,36 +1028,35 @@ static int mga_getparam(DRM_IOCTL_ARGS) value = dev_priv->chipset; break; default: - return DRM_ERR(EINVAL); + 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 DRM_ERR(EFAULT); + return -EFAULT; } 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) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } 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 DRM_ERR(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 DRM_ERR(EINVAL); + 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 DRM_ERR(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); |