drm: update mga driver for new bootstrap code
The MGA driver needs to use the full AGP interface. From: Ian Romanick <idr@us.ibm.com> Signed-off-by: Dave Airlie <airlied@linux.ie>
This commit is contained in:
Dave Airlie
Dave Airlie
Родитель
c0be4d2404
Коммит
7ccf800e94
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@ -44,7 +44,9 @@
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#define MGA_DEFAULT_USEC_TIMEOUT 10000
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#define MGA_FREELIST_DEBUG 0
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static int mga_do_cleanup_dma(drm_device_t * dev);
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#define MINIMAL_CLEANUP 0
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#define FULL_CLEANUP 1
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static int mga_do_cleanup_dma(drm_device_t *dev, int full_cleanup);
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/* ================================================================
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* Engine control
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@ -446,17 +448,19 @@ static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
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drm_buf_desc_t req;
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drm_agp_mode_t mode;
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drm_agp_info_t info;
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drm_agp_buffer_t agp_req;
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drm_agp_binding_t bind_req;
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/* Acquire AGP. */
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err = drm_agp_acquire(dev);
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if (err) {
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DRM_ERROR("Unable to acquire AGP\n");
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DRM_ERROR("Unable to acquire AGP: %d\n", err);
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return err;
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}
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err = drm_agp_info(dev, &info);
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if (err) {
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DRM_ERROR("Unable to get AGP info\n");
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DRM_ERROR("Unable to get AGP info: %d\n", err);
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return err;
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}
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@ -480,18 +484,24 @@ static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
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}
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/* Allocate and bind AGP memory. */
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dev_priv->agp_pages = agp_size / PAGE_SIZE;
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dev_priv->agp_mem = drm_alloc_agp(dev, dev_priv->agp_pages, 0);
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if (dev_priv->agp_mem == NULL) {
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dev_priv->agp_pages = 0;
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agp_req.size = agp_size;
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agp_req.type = 0;
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err = drm_agp_alloc(dev, &agp_req);
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if (err) {
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dev_priv->agp_size = 0;
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DRM_ERROR("Unable to allocate %uMB AGP memory\n",
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dma_bs->agp_size);
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return DRM_ERR(ENOMEM);
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return err;
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}
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dev_priv->agp_size = agp_size;
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dev_priv->agp_handle = agp_req.handle;
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err = drm_bind_agp(dev_priv->agp_mem, 0);
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bind_req.handle = agp_req.handle;
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bind_req.offset = 0;
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err = drm_agp_bind(dev, &bind_req);
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if (err) {
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DRM_ERROR("Unable to bind AGP memory\n");
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DRM_ERROR("Unable to bind AGP memory: %d\n", err);
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return err;
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}
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@ -505,7 +515,7 @@ static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
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err = drm_addmap(dev, offset, warp_size,
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_DRM_AGP, _DRM_READ_ONLY, &dev_priv->warp);
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if (err) {
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DRM_ERROR("Unable to map WARP microcode\n");
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DRM_ERROR("Unable to map WARP microcode: %d\n", err);
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return err;
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}
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@ -513,7 +523,7 @@ static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
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err = drm_addmap(dev, offset, dma_bs->primary_size,
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_DRM_AGP, _DRM_READ_ONLY, &dev_priv->primary);
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if (err) {
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DRM_ERROR("Unable to map primary DMA region\n");
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DRM_ERROR("Unable to map primary DMA region: %d\n", err);
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return err;
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}
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@ -521,7 +531,7 @@ static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
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err = drm_addmap(dev, offset, secondary_size,
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_DRM_AGP, 0, &dev->agp_buffer_map);
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if (err) {
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DRM_ERROR("Unable to map secondary DMA region\n");
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DRM_ERROR("Unable to map secondary DMA region: %d\n", err);
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return err;
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}
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@ -533,15 +543,29 @@ static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
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err = drm_addbufs_agp(dev, &req);
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if (err) {
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DRM_ERROR("Unable to add secondary DMA buffers\n");
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DRM_ERROR("Unable to add secondary DMA buffers: %d\n", err);
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return err;
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}
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{
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drm_map_list_t *_entry;
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unsigned long agp_token = 0;
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list_for_each_entry(_entry, &dev->maplist->head, head) {
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if (_entry->map == dev->agp_buffer_map)
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agp_token = _entry->user_token;
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}
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if (!agp_token)
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return -EFAULT;
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dev->agp_buffer_token = agp_token;
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}
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offset += secondary_size;
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err = drm_addmap(dev, offset, agp_size - offset,
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_DRM_AGP, 0, &dev_priv->agp_textures);
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if (err) {
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DRM_ERROR("Unable to map AGP texture region\n");
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DRM_ERROR("Unable to map AGP texture region %d\n", err);
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return err;
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}
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@ -611,7 +635,8 @@ static int mga_do_pci_dma_bootstrap(drm_device_t * dev,
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err = drm_addmap(dev, 0, warp_size, _DRM_CONSISTENT,
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_DRM_READ_ONLY, &dev_priv->warp);
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if (err != 0) {
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DRM_ERROR("Unable to create mapping for WARP microcode\n");
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DRM_ERROR("Unable to create mapping for WARP microcode: %d\n",
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err);
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return err;
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}
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@ -630,7 +655,7 @@ static int mga_do_pci_dma_bootstrap(drm_device_t * dev,
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}
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if (err != 0) {
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DRM_ERROR("Unable to allocate primary DMA region\n");
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DRM_ERROR("Unable to allocate primary DMA region: %d\n", err);
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return DRM_ERR(ENOMEM);
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}
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@ -654,7 +679,7 @@ static int mga_do_pci_dma_bootstrap(drm_device_t * dev,
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}
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if (bin_count == 0) {
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DRM_ERROR("Unable to add secondary DMA buffers\n");
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DRM_ERROR("Unable to add secondary DMA buffers: %d\n", err);
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return err;
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}
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@ -690,7 +715,7 @@ static int mga_do_dma_bootstrap(drm_device_t * dev,
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err = drm_addmap(dev, dev_priv->mmio_base, dev_priv->mmio_size,
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_DRM_REGISTERS, _DRM_READ_ONLY, &dev_priv->mmio);
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if (err) {
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DRM_ERROR("Unable to map MMIO region\n");
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DRM_ERROR("Unable to map MMIO region: %d\n", err);
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return err;
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}
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@ -698,7 +723,7 @@ static int mga_do_dma_bootstrap(drm_device_t * dev,
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_DRM_READ_ONLY | _DRM_LOCKED | _DRM_KERNEL,
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&dev_priv->status);
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if (err) {
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DRM_ERROR("Unable to map status region\n");
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DRM_ERROR("Unable to map status region: %d\n", err);
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return err;
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}
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@ -716,7 +741,7 @@ static int mga_do_dma_bootstrap(drm_device_t * dev,
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*/
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if (err) {
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mga_do_cleanup_dma(dev);
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mga_do_cleanup_dma(dev, MINIMAL_CLEANUP);
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}
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/* Not only do we want to try and initialized PCI cards for PCI DMA,
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@ -739,35 +764,32 @@ int mga_dma_bootstrap(DRM_IOCTL_ARGS)
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DRM_DEVICE;
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drm_mga_dma_bootstrap_t bootstrap;
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int err;
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static const int modes[] = { 0, 1, 2, 2, 4, 4, 4, 4 };
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const drm_mga_private_t *const dev_priv =
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(drm_mga_private_t *) dev->dev_private;
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DRM_COPY_FROM_USER_IOCTL(bootstrap,
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(drm_mga_dma_bootstrap_t __user *) data,
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sizeof(bootstrap));
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err = mga_do_dma_bootstrap(dev, &bootstrap);
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if (!err) {
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static const int modes[] = { 0, 1, 2, 2, 4, 4, 4, 4 };
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const drm_mga_private_t *const dev_priv =
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(drm_mga_private_t *) dev->dev_private;
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if (dev_priv->agp_textures != NULL) {
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bootstrap.texture_handle =
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dev_priv->agp_textures->offset;
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bootstrap.texture_size = dev_priv->agp_textures->size;
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} else {
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bootstrap.texture_handle = 0;
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bootstrap.texture_size = 0;
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}
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bootstrap.agp_mode = modes[bootstrap.agp_mode & 0x07];
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if (DRM_COPY_TO_USER((void __user *)data, &bootstrap,
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sizeof(bootstrap))) {
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err = DRM_ERR(EFAULT);
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}
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} else {
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mga_do_cleanup_dma(dev);
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if (err) {
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mga_do_cleanup_dma(dev, FULL_CLEANUP);
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return err;
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}
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if (dev_priv->agp_textures != NULL) {
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bootstrap.texture_handle = dev_priv->agp_textures->offset;
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bootstrap.texture_size = dev_priv->agp_textures->size;
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} else {
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bootstrap.texture_handle = 0;
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bootstrap.texture_size = 0;
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}
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bootstrap.agp_mode = modes[bootstrap.agp_mode & 0x07];
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DRM_COPY_TO_USER_IOCTL((drm_mga_dma_bootstrap_t __user *)data,
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bootstrap, sizeof(bootstrap));
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return err;
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}
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@ -861,13 +883,13 @@ static int mga_do_init_dma(drm_device_t * dev, drm_mga_init_t * init)
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ret = mga_warp_install_microcode(dev_priv);
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if (ret < 0) {
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DRM_ERROR("failed to install WARP ucode!\n");
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DRM_ERROR("failed to install WARP ucode!: %d\n", ret);
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return ret;
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}
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ret = mga_warp_init(dev_priv);
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if (ret < 0) {
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DRM_ERROR("failed to init WARP engine!\n");
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DRM_ERROR("failed to init WARP engine!: %d\n", ret);
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return ret;
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}
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@ -912,7 +934,7 @@ static int mga_do_init_dma(drm_device_t * dev, drm_mga_init_t * init)
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return 0;
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}
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static int mga_do_cleanup_dma(drm_device_t * dev)
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static int mga_do_cleanup_dma(drm_device_t *dev, int full_cleanup)
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{
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int err = 0;
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DRM_DEBUG("\n");
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@ -940,31 +962,39 @@ static int mga_do_cleanup_dma(drm_device_t * dev)
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if (dev_priv->used_new_dma_init) {
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#if __OS_HAS_AGP
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if (dev_priv->agp_mem != NULL) {
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dev_priv->agp_textures = NULL;
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drm_unbind_agp(dev_priv->agp_mem);
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if (dev_priv->agp_handle != 0) {
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drm_agp_binding_t unbind_req;
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drm_agp_buffer_t free_req;
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drm_free_agp(dev_priv->agp_mem,
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dev_priv->agp_pages);
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dev_priv->agp_pages = 0;
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dev_priv->agp_mem = NULL;
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unbind_req.handle = dev_priv->agp_handle;
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drm_agp_unbind(dev, &unbind_req);
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free_req.handle = dev_priv->agp_handle;
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drm_agp_free(dev, &free_req);
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dev_priv->agp_textures = NULL;
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dev_priv->agp_size = 0;
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dev_priv->agp_handle = 0;
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}
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if ((dev->agp != NULL) && dev->agp->acquired) {
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err = drm_agp_release(dev);
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}
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#endif
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dev_priv->used_new_dma_init = 0;
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}
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dev_priv->warp = NULL;
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dev_priv->primary = NULL;
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dev_priv->mmio = NULL;
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dev_priv->status = NULL;
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dev_priv->sarea = NULL;
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dev_priv->sarea_priv = NULL;
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dev->agp_buffer_map = NULL;
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if (full_cleanup) {
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dev_priv->mmio = NULL;
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dev_priv->status = NULL;
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dev_priv->used_new_dma_init = 0;
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}
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memset(&dev_priv->prim, 0, sizeof(dev_priv->prim));
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dev_priv->warp_pipe = 0;
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memset(dev_priv->warp_pipe_phys, 0,
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@ -975,7 +1005,7 @@ static int mga_do_cleanup_dma(drm_device_t * dev)
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}
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}
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return err;
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return 0;
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}
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int mga_dma_init(DRM_IOCTL_ARGS)
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@ -993,11 +1023,11 @@ int mga_dma_init(DRM_IOCTL_ARGS)
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case MGA_INIT_DMA:
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err = mga_do_init_dma(dev, &init);
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if (err) {
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(void)mga_do_cleanup_dma(dev);
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(void)mga_do_cleanup_dma(dev, FULL_CLEANUP);
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}
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return err;
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case MGA_CLEANUP_DMA:
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return mga_do_cleanup_dma(dev);
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return mga_do_cleanup_dma(dev, FULL_CLEANUP);
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}
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return DRM_ERR(EINVAL);
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@ -1139,7 +1169,7 @@ int mga_driver_unload(drm_device_t * dev)
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*/
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void mga_driver_lastclose(drm_device_t * dev)
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{
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mga_do_cleanup_dma(dev);
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mga_do_cleanup_dma(dev, FULL_CLEANUP);
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}
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int mga_driver_dma_quiescent(drm_device_t * dev)
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@ -45,7 +45,7 @@ static struct pci_device_id pciidlist[] = {
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static struct drm_driver driver = {
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.driver_features =
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DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | DRIVER_USE_MTRR |
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DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA |
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DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED |
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DRIVER_IRQ_VBL,
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.load = mga_driver_load,
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@ -38,11 +38,11 @@
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#define DRIVER_NAME "mga"
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#define DRIVER_DESC "Matrox G200/G400"
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#define DRIVER_DATE "20050607"
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#define DRIVER_DATE "20051102"
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#define DRIVER_MAJOR 3
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#define DRIVER_MINOR 2
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#define DRIVER_PATCHLEVEL 0
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#define DRIVER_PATCHLEVEL 1
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typedef struct drm_mga_primary_buffer {
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u8 *start;
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@ -144,8 +144,8 @@ typedef struct drm_mga_private {
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drm_local_map_t *primary;
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drm_local_map_t *agp_textures;
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DRM_AGP_MEM *agp_mem;
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unsigned int agp_pages;
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unsigned long agp_handle;
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unsigned int agp_size;
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} drm_mga_private_t;
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extern drm_ioctl_desc_t mga_ioctls[];
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