diff options
Diffstat (limited to 'shared-core/mach64_dma.c')
-rw-r--r-- | shared-core/mach64_dma.c | 144 |
1 files changed, 69 insertions, 75 deletions
diff --git a/shared-core/mach64_dma.c b/shared-core/mach64_dma.c index 60f55900..e0a67458 100644 --- a/shared-core/mach64_dma.c +++ b/shared-core/mach64_dma.c @@ -70,7 +70,7 @@ int mach64_do_wait_for_fifo(drm_mach64_private_t * dev_priv, int entries) DRM_INFO("%s failed! slots=%d entries=%d\n", __FUNCTION__, slots, entries); - return DRM_ERR(EBUSY); + return -EBUSY; } /** @@ -94,7 +94,7 @@ int mach64_do_wait_for_idle(drm_mach64_private_t * dev_priv) DRM_INFO("%s failed! GUI_STAT=0x%08x\n", __FUNCTION__, MACH64_READ(MACH64_GUI_STAT)); mach64_dump_ring_info(dev_priv); - return DRM_ERR(EBUSY); + return -EBUSY; } /** @@ -135,7 +135,7 @@ int mach64_wait_ring(drm_mach64_private_t * dev_priv, int n) /* FIXME: This is being ignored... */ DRM_ERROR("failed!\n"); mach64_dump_ring_info(dev_priv); - return DRM_ERR(EBUSY); + return -EBUSY; } /** @@ -172,7 +172,7 @@ static int mach64_ring_idle(drm_mach64_private_t * dev_priv) DRM_INFO("%s failed! GUI_STAT=0x%08x\n", __FUNCTION__, MACH64_READ(MACH64_GUI_STAT)); mach64_dump_ring_info(dev_priv); - return DRM_ERR(EBUSY); + return -EBUSY; } /** @@ -418,7 +418,7 @@ void mach64_dump_engine_info(drm_mach64_private_t * dev_priv) * pointed by the ring head. */ static void mach64_dump_buf_info(drm_mach64_private_t * dev_priv, - drm_buf_t * buf) + struct drm_buf * buf) { u32 addr = GETBUFADDR(buf); u32 used = buf->used >> 2; @@ -522,7 +522,7 @@ void mach64_dump_ring_info(drm_mach64_private_t * dev_priv) list_for_each(ptr, &dev_priv->pending) { drm_mach64_freelist_t *entry = list_entry(ptr, drm_mach64_freelist_t, list); - drm_buf_t *buf = entry->buf; + struct drm_buf *buf = entry->buf; u32 buf_addr = GETBUFADDR(buf); @@ -572,7 +572,7 @@ void mach64_dump_ring_info(drm_mach64_private_t * dev_priv) * DMA operation. It is left here since it so tricky to get DMA operating * properly in some architectures and hardware. */ -static int mach64_bm_dma_test(drm_device_t * dev) +static int mach64_bm_dma_test(struct drm_device * dev) { drm_mach64_private_t *dev_priv = dev->dev_private; drm_dma_handle_t *cpu_addr_dmah; @@ -592,7 +592,7 @@ static int mach64_bm_dma_test(drm_device_t * dev) drm_pci_alloc(dev, 0x1000, 0x1000, 0xfffffffful); if (!cpu_addr_dmah) { DRM_INFO("data-memory allocation failed!\n"); - return DRM_ERR(ENOMEM); + return -ENOMEM; } else { data = (u32 *) cpu_addr_dmah->vaddr; data_addr = (u32) cpu_addr_dmah->busaddr; @@ -624,7 +624,7 @@ static int mach64_bm_dma_test(drm_device_t * dev) mach64_do_engine_reset(dev_priv); DRM_INFO("freeing data buffer memory.\n"); drm_pci_free(dev, cpu_addr_dmah); - return DRM_ERR(EIO); + return -EIO; } } @@ -752,7 +752,7 @@ static int mach64_bm_dma_test(drm_device_t * dev) * Called during the DMA initialization ioctl to initialize all the necessary * software and hardware state for DMA operation. */ -static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init) +static int mach64_do_dma_init(struct drm_device * dev, drm_mach64_init_t * init) { drm_mach64_private_t *dev_priv; u32 tmp; @@ -762,7 +762,7 @@ static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init) dev_priv = drm_alloc(sizeof(drm_mach64_private_t), DRM_MEM_DRIVER); if (dev_priv == NULL) - return DRM_ERR(ENOMEM); + return -ENOMEM; memset(dev_priv, 0, sizeof(drm_mach64_private_t)); @@ -797,21 +797,21 @@ static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init) DRM_ERROR("can not find sarea!\n"); dev->dev_private = (void *)dev_priv; mach64_do_cleanup_dma(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->fb = drm_core_findmap(dev, init->fb_offset); if (!dev_priv->fb) { DRM_ERROR("can not find frame buffer map!\n"); dev->dev_private = (void *)dev_priv; mach64_do_cleanup_dma(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->mmio = drm_core_findmap(dev, init->mmio_offset); if (!dev_priv->mmio) { DRM_ERROR("can not find mmio map!\n"); dev->dev_private = (void *)dev_priv; mach64_do_cleanup_dma(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->ring_map = drm_core_findmap(dev, init->ring_offset); @@ -819,7 +819,7 @@ static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init) DRM_ERROR("can not find ring map!\n"); dev->dev_private = (void *)dev_priv; mach64_do_cleanup_dma(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->sarea_priv = (drm_mach64_sarea_t *) @@ -832,7 +832,7 @@ static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init) " descriptor ring\n"); dev->dev_private = (void *)dev_priv; mach64_do_cleanup_dma(dev); - return DRM_ERR(ENOMEM); + return -ENOMEM; } dev->agp_buffer_token = init->buffers_offset; dev->agp_buffer_map = @@ -841,7 +841,7 @@ static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init) DRM_ERROR("can not find dma buffer map!\n"); dev->dev_private = (void *)dev_priv; mach64_do_cleanup_dma(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } /* there might be a nicer way to do this - dev isn't passed all the way though the mach64 - DA */ @@ -853,7 +853,7 @@ static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init) " dma buffer\n"); dev->dev_private = (void *)dev_priv; mach64_do_cleanup_dma(dev); - return DRM_ERR(ENOMEM); + return -ENOMEM; } dev_priv->agp_textures = drm_core_findmap(dev, init->agp_textures_offset); @@ -861,7 +861,7 @@ static int mach64_do_dma_init(drm_device_t * dev, drm_mach64_init_t * init) DRM_ERROR("can not find agp texture region!\n"); dev->dev_private = (void *)dev_priv; mach64_do_cleanup_dma(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } } @@ -974,7 +974,7 @@ int mach64_do_dispatch_pseudo_dma(drm_mach64_private_t * dev_priv) volatile u32 *ring_read; struct list_head *ptr; drm_mach64_freelist_t *entry; - drm_buf_t *buf = NULL; + struct drm_buf *buf = NULL; u32 *buf_ptr; u32 used, reg, target; int fifo, count, found, ret, no_idle_wait; @@ -1035,7 +1035,7 @@ int mach64_do_dispatch_pseudo_dma(drm_mach64_private_t * dev_priv) head, ring->tail, buf_addr, (eol ? "eol" : "")); mach64_dump_ring_info(dev_priv); mach64_do_engine_reset(dev_priv); - return DRM_ERR(EINVAL); + return -EINVAL; } /* Hand feed the buffer to the card via MMIO, waiting for the fifo @@ -1117,7 +1117,7 @@ int mach64_do_dispatch_pseudo_dma(drm_mach64_private_t * dev_priv) /** \name DMA cleanup */ /*@{*/ -int mach64_do_cleanup_dma(drm_device_t * dev) +int mach64_do_cleanup_dma(struct drm_device * dev) { DRM_DEBUG("%s\n", __FUNCTION__); @@ -1158,60 +1158,57 @@ int mach64_do_cleanup_dma(drm_device_t * dev) /** \name IOCTL handlers */ /*@{*/ -int mach64_dma_init(DRM_IOCTL_ARGS) +int mach64_dma_init(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; - drm_mach64_init_t init; + drm_mach64_init_t *init = data; DRM_DEBUG("%s\n", __FUNCTION__); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); - DRM_COPY_FROM_USER_IOCTL(init, (drm_mach64_init_t *) data, - sizeof(init)); - - switch (init.func) { + switch (init->func) { case DRM_MACH64_INIT_DMA: - return mach64_do_dma_init(dev, &init); + return mach64_do_dma_init(dev, init); case DRM_MACH64_CLEANUP_DMA: return mach64_do_cleanup_dma(dev); } - return DRM_ERR(EINVAL); + return -EINVAL; } -int mach64_dma_idle(DRM_IOCTL_ARGS) +int mach64_dma_idle(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_mach64_private_t *dev_priv = dev->dev_private; DRM_DEBUG("%s\n", __FUNCTION__); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); return mach64_do_dma_idle(dev_priv); } -int mach64_dma_flush(DRM_IOCTL_ARGS) +int mach64_dma_flush(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_mach64_private_t *dev_priv = dev->dev_private; DRM_DEBUG("%s\n", __FUNCTION__); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); return mach64_do_dma_flush(dev_priv); } -int mach64_engine_reset(DRM_IOCTL_ARGS) +int mach64_engine_reset(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_mach64_private_t *dev_priv = dev->dev_private; DRM_DEBUG("%s\n", __FUNCTION__); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); return mach64_do_engine_reset(dev_priv); } @@ -1223,9 +1220,9 @@ int mach64_engine_reset(DRM_IOCTL_ARGS) /** \name Freelist management */ /*@{*/ -int mach64_init_freelist(drm_device_t * dev) +int mach64_init_freelist(struct drm_device * dev) { - drm_device_dma_t *dma = dev->dma; + struct drm_device_dma *dma = dev->dma; drm_mach64_private_t *dev_priv = dev->dev_private; drm_mach64_freelist_t *entry; struct list_head *ptr; @@ -1239,7 +1236,7 @@ int mach64_init_freelist(drm_device_t * dev) (drm_mach64_freelist_t *) drm_alloc(sizeof(drm_mach64_freelist_t), DRM_MEM_BUFLISTS)) == NULL) - return DRM_ERR(ENOMEM); + return -ENOMEM; memset(entry, 0, sizeof(drm_mach64_freelist_t)); entry->buf = dma->buflist[i]; ptr = &entry->list; @@ -1249,7 +1246,7 @@ int mach64_init_freelist(drm_device_t * dev) return 0; } -void mach64_destroy_freelist(drm_device_t * dev) +void mach64_destroy_freelist(struct drm_device * dev) { drm_mach64_private_t *dev_priv = dev->dev_private; drm_mach64_freelist_t *entry; @@ -1381,7 +1378,7 @@ static int mach64_do_reclaim_completed(drm_mach64_private_t * dev_priv) return 1; } -drm_buf_t *mach64_freelist_get(drm_mach64_private_t * dev_priv) +struct drm_buf *mach64_freelist_get(drm_mach64_private_t * dev_priv) { drm_mach64_descriptor_ring_t *ring = &dev_priv->ring; drm_mach64_freelist_t *entry; @@ -1427,7 +1424,7 @@ drm_buf_t *mach64_freelist_get(drm_mach64_private_t * dev_priv) return entry->buf; } -int mach64_freelist_put(drm_mach64_private_t * dev_priv, drm_buf_t * copy_buf) +int mach64_freelist_put(drm_mach64_private_t * dev_priv, struct drm_buf * copy_buf) { struct list_head *ptr; drm_mach64_freelist_t *entry; @@ -1438,7 +1435,7 @@ int mach64_freelist_put(drm_mach64_private_t * dev_priv, drm_buf_t * copy_buf) if (copy_buf == entry->buf) { DRM_ERROR("%s: Trying to release a pending buf\n", __FUNCTION__); - return DRM_ERR(EFAULT); + return -EFAULT; } } #endif @@ -1461,76 +1458,73 @@ int mach64_freelist_put(drm_mach64_private_t * dev_priv, drm_buf_t * copy_buf) /** \name DMA buffer request and submission IOCTL handler */ /*@{*/ -static int mach64_dma_get_buffers(DRMFILE filp, drm_device_t * dev, - drm_dma_t * d) +static int mach64_dma_get_buffers(struct drm_device *dev, + struct drm_file *file_priv, + struct drm_dma * d) { int i; - drm_buf_t *buf; + struct drm_buf *buf; drm_mach64_private_t *dev_priv = dev->dev_private; for (i = d->granted_count; i < d->request_count; i++) { buf = mach64_freelist_get(dev_priv); #if MACH64_EXTRA_CHECKING if (!buf) - return DRM_ERR(EFAULT); + return -EFAULT; #else if (!buf) - return DRM_ERR(EAGAIN); + return -EAGAIN; #endif - buf->filp = filp; + buf->file_priv = file_priv; if (DRM_COPY_TO_USER(&d->request_indices[i], &buf->idx, sizeof(buf->idx))) - return DRM_ERR(EFAULT); + return -EFAULT; if (DRM_COPY_TO_USER(&d->request_sizes[i], &buf->total, sizeof(buf->total))) - return DRM_ERR(EFAULT); + return -EFAULT; d->granted_count++; } return 0; } -int mach64_dma_buffers(DRM_IOCTL_ARGS) +int mach64_dma_buffers(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; - drm_device_dma_t *dma = dev->dma; - drm_dma_t d; + struct drm_device_dma *dma = dev->dma; + struct drm_dma *d = data; int ret = 0; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(d, (drm_dma_t *) data, sizeof(d)); + LOCK_TEST_WITH_RETURN(dev, file_priv); /* Please don't send us buffers. */ - if (d.send_count != 0) { + if (d->send_count != 0) { DRM_ERROR("Process %d trying to send %d buffers via drmDMA\n", - DRM_CURRENTPID, d.send_count); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, d->send_count); + return -EINVAL; } /* We'll send you buffers. */ - if (d.request_count < 0 || d.request_count > dma->buf_count) { + if (d->request_count < 0 || d->request_count > dma->buf_count) { DRM_ERROR("Process %d trying to get %d buffers (of %d max)\n", - DRM_CURRENTPID, d.request_count, dma->buf_count); - ret = DRM_ERR(EINVAL); + DRM_CURRENTPID, d->request_count, dma->buf_count); + ret = -EINVAL; } - d.granted_count = 0; + d->granted_count = 0; - if (d.request_count) { - ret = mach64_dma_get_buffers(filp, dev, &d); + if (d->request_count) { + ret = mach64_dma_get_buffers(dev, file_priv, d); } - DRM_COPY_TO_USER_IOCTL((drm_dma_t *) data, d, sizeof(d)); - return ret; } -void mach64_driver_lastclose(drm_device_t * dev) +void mach64_driver_lastclose(struct drm_device * dev) { mach64_do_cleanup_dma(dev); } |