diff options
Diffstat (limited to 'drivers/gpu/drm/via/via_dma.c')
| -rw-r--r-- | drivers/gpu/drm/via/via_dma.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/gpu/drm/via/via_dma.c b/drivers/gpu/drm/via/via_dma.c index 652f9b43ec9..a18479c6b6d 100644 --- a/drivers/gpu/drm/via/via_dma.c +++ b/drivers/gpu/drm/via/via_dma.c @@ -60,7 +60,7 @@ dev_priv->dma_low += 8; \ } -#define via_flush_write_combine() DRM_MEMORYBARRIER() +#define via_flush_write_combine() mb() #define VIA_OUT_RING_QW(w1, w2) do { \ *vb++ = (w1); \ @@ -234,13 +234,13 @@ static int via_dma_init(struct drm_device *dev, void *data, struct drm_file *fil switch (init->func) { case VIA_INIT_DMA: - if (!DRM_SUSER(DRM_CURPROC)) + if (!capable(CAP_SYS_ADMIN)) retcode = -EPERM; else retcode = via_initialize(dev, dev_priv, init); break; case VIA_CLEANUP_DMA: - if (!DRM_SUSER(DRM_CURPROC)) + if (!capable(CAP_SYS_ADMIN)) retcode = -EPERM; else retcode = via_dma_cleanup(dev); @@ -273,7 +273,7 @@ static int via_dispatch_cmdbuffer(struct drm_device *dev, drm_via_cmdbuffer_t *c if (cmd->size > VIA_PCI_BUF_SIZE) return -ENOMEM; - if (DRM_COPY_FROM_USER(dev_priv->pci_buf, cmd->buf, cmd->size)) + if (copy_from_user(dev_priv->pci_buf, cmd->buf, cmd->size)) return -EFAULT; /* @@ -346,7 +346,7 @@ static int via_dispatch_pci_cmdbuffer(struct drm_device *dev, if (cmd->size > VIA_PCI_BUF_SIZE) return -ENOMEM; - if (DRM_COPY_FROM_USER(dev_priv->pci_buf, cmd->buf, cmd->size)) + if (copy_from_user(dev_priv->pci_buf, cmd->buf, cmd->size)) return -EFAULT; if ((ret = @@ -543,7 +543,7 @@ static void via_cmdbuf_start(drm_via_private_t *dev_priv) VIA_WRITE(VIA_REG_TRANSPACE, pause_addr_hi); VIA_WRITE(VIA_REG_TRANSPACE, pause_addr_lo); - DRM_WRITEMEMORYBARRIER(); + wmb(); VIA_WRITE(VIA_REG_TRANSPACE, command | HC_HAGPCMNT_MASK); VIA_READ(VIA_REG_TRANSPACE); |