diff options
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_cp.c | 58 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_drv.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_state.c | 1 |
3 files changed, 59 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c index 4a56e7d626a6..a18b3688a7f0 100644 --- a/drivers/gpu/drm/radeon/radeon_cp.c +++ b/drivers/gpu/drm/radeon/radeon_cp.c @@ -919,6 +919,46 @@ static void radeon_set_pcigart(drm_radeon_private_t * dev_priv, int on) } } +static int radeon_setup_pcigart_surface(drm_radeon_private_t *dev_priv) +{ + struct drm_ati_pcigart_info *gart_info = &dev_priv->gart_info; + struct radeon_virt_surface *vp; + int i; + + for (i = 0; i < RADEON_MAX_SURFACES * 2; i++) { + if (!dev_priv->virt_surfaces[i].file_priv || + dev_priv->virt_surfaces[i].file_priv == PCIGART_FILE_PRIV) + break; + } + if (i >= 2 * RADEON_MAX_SURFACES) + return -ENOMEM; + vp = &dev_priv->virt_surfaces[i]; + + for (i = 0; i < RADEON_MAX_SURFACES; i++) { + struct radeon_surface *sp = &dev_priv->surfaces[i]; + if (sp->refcount) + continue; + + vp->surface_index = i; + vp->lower = gart_info->bus_addr; + vp->upper = vp->lower + gart_info->table_size; + vp->flags = 0; + vp->file_priv = PCIGART_FILE_PRIV; + + sp->refcount = 1; + sp->lower = vp->lower; + sp->upper = vp->upper; + sp->flags = 0; + + RADEON_WRITE(RADEON_SURFACE0_INFO + 16 * i, sp->flags); + RADEON_WRITE(RADEON_SURFACE0_LOWER_BOUND + 16 * i, sp->lower); + RADEON_WRITE(RADEON_SURFACE0_UPPER_BOUND + 16 * i, sp->upper); + return 0; + } + + return -ENOMEM; +} + static int radeon_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init, struct drm_file *file_priv) { @@ -1212,6 +1252,9 @@ static int radeon_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init, } else #endif { + u32 sctrl; + int ret; + dev_priv->gart_info.table_mask = DMA_BIT_MASK(32); /* if we have an offset set from userspace */ if (dev_priv->pcigart_offset_set) { @@ -1253,12 +1296,25 @@ static int radeon_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init, } } - if (!drm_ati_pcigart_init(dev, &dev_priv->gart_info)) { + sctrl = RADEON_READ(RADEON_SURFACE_CNTL); + RADEON_WRITE(RADEON_SURFACE_CNTL, 0); + ret = drm_ati_pcigart_init(dev, &dev_priv->gart_info); + RADEON_WRITE(RADEON_SURFACE_CNTL, sctrl); + + if (!ret) { DRM_ERROR("failed to init PCI GART!\n"); radeon_do_cleanup_cp(dev); return -ENOMEM; } + ret = radeon_setup_pcigart_surface(dev_priv); + if (ret) { + DRM_ERROR("failed to setup GART surface!\n"); + drm_ati_pcigart_cleanup(dev, &dev_priv->gart_info); + radeon_do_cleanup_cp(dev); + return ret; + } + /* Turn on PCI GART */ radeon_set_pcigart(dev_priv, 1); } diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h index 9b60a268dc7a..ecfd414bb99c 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.h +++ b/drivers/gpu/drm/radeon/radeon_drv.h @@ -217,6 +217,7 @@ struct radeon_virt_surface { u32 upper; u32 flags; struct drm_file *file_priv; +#define PCIGART_FILE_PRIV ((void *) -1L) }; #define RADEON_FLUSH_EMITED (1 << 0) diff --git a/drivers/gpu/drm/radeon/radeon_state.c b/drivers/gpu/drm/radeon/radeon_state.c index 03fea43dae75..043293ae6e48 100644 --- a/drivers/gpu/drm/radeon/radeon_state.c +++ b/drivers/gpu/drm/radeon/radeon_state.c @@ -3155,6 +3155,7 @@ void radeon_driver_preclose(struct drm_device *dev, struct drm_file *file_priv) void radeon_driver_lastclose(struct drm_device *dev) { + radeon_surfaces_release(PCIGART_FILE_PRIV, dev->dev_private); radeon_do_release(dev); } |