Two things: - ring->virtual start is an __iomem pointer, treat it accordingly. - dev_priv->status_page.page_addr is now always a cpu addr, no pointer casting needed for that.
Take the opportunity to remove the unnecessary drm indirection when setting up the ringbuffer iomapping. Signed-off-by: Daniel Vetter <[email protected]> --- drivers/gpu/drm/i915/i915_dma.c | 2 +- drivers/gpu/drm/i915/intel_ringbuffer.c | 39 +++++++++--------------------- drivers/gpu/drm/i915/intel_ringbuffer.h | 5 +-- 3 files changed, 15 insertions(+), 31 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index f4ae172..dfaa0b5 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -256,7 +256,7 @@ static int i915_dma_resume(struct drm_device * dev) DRM_DEBUG_DRIVER("%s\n", __func__); - if (ring->map.handle == NULL) { + if (ring->virtual_start == NULL) { DRM_ERROR("can not ioremap virtual address for" " ring buffer\n"); return -ENOMEM; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index efec21a..ee8dabf 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -977,20 +977,14 @@ static int intel_init_ring_buffer(struct drm_device *dev, if (ret) goto err_unref; - ring->map.size = ring->size; - ring->map.offset = dev->agp->base + obj->gtt_offset; - ring->map.type = 0; - ring->map.flags = 0; - ring->map.mtrr = 0; - - drm_core_ioremap_wc(&ring->map, dev); - if (ring->map.handle == NULL) { + ring->virtual_start = ioremap_wc(dev->agp->base + obj->gtt_offset, + ring->size); + if (ring->virtual_start == NULL) { DRM_ERROR("Failed to map ringbuffer.\n"); ret = -EINVAL; goto err_unpin; } - ring->virtual_start = ring->map.handle; ret = ring->init(ring); if (ret) goto err_unmap; @@ -1006,7 +1000,7 @@ static int intel_init_ring_buffer(struct drm_device *dev, return 0; err_unmap: - drm_core_ioremapfree(&ring->map, dev); + iounmap(ring->virtual_start); err_unpin: i915_gem_object_unpin(obj); err_unref: @@ -1034,7 +1028,7 @@ void intel_cleanup_ring_buffer(struct intel_ring_buffer *ring) I915_WRITE_CTL(ring, 0); - drm_core_ioremapfree(&ring->map, ring->dev); + iounmap(ring->virtual_start); i915_gem_object_unpin(ring->obj); drm_gem_object_unreference(&ring->obj->base); @@ -1048,7 +1042,7 @@ void intel_cleanup_ring_buffer(struct intel_ring_buffer *ring) static int intel_wrap_ring_buffer(struct intel_ring_buffer *ring) { - unsigned int *virt; + uint32_t __iomem *virt; int rem = ring->size - ring->tail; if (ring->space < rem) { @@ -1057,12 +1051,10 @@ static int intel_wrap_ring_buffer(struct intel_ring_buffer *ring) return ret; } - virt = (unsigned int *)(ring->virtual_start + ring->tail); - rem /= 8; - while (rem--) { - *virt++ = MI_NOOP; - *virt++ = MI_NOOP; - } + virt = ring->virtual_start + ring->tail; + rem /= 4; + while (rem--) + iowrite32(MI_NOOP, virt++); ring->tail = 0; ring->space = ring_space(ring); @@ -1425,20 +1417,13 @@ int intel_render_ring_init_dri(struct drm_device *dev, u64 start, u32 size) if (IS_I830(ring->dev)) ring->effective_size -= 128; - ring->map.offset = start; - ring->map.size = size; - ring->map.type = 0; - ring->map.flags = 0; - ring->map.mtrr = 0; - - drm_core_ioremap_wc(&ring->map, dev); - if (ring->map.handle == NULL) { + ring->virtual_start = ioremap_wc(start, size); + if (ring->virtual_start == NULL) { DRM_ERROR("can not ioremap virtual address for" " ring buffer\n"); return -ENOMEM; } - ring->virtual_start = (void __force __iomem *)ring->map.handle; return 0; } diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index fb35922..893742d 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -2,7 +2,7 @@ #define _INTEL_RINGBUFFER_H_ struct intel_hw_status_page { - u32 __iomem *page_addr; + u32 *page_addr; unsigned int gfx_addr; struct drm_i915_gem_object *obj; }; @@ -117,7 +117,6 @@ struct intel_ring_buffer { u32 outstanding_lazy_request; wait_queue_head_t irq_queue; - drm_local_map_t map; void *private; }; @@ -151,7 +150,7 @@ static inline u32 intel_read_status_page(struct intel_ring_buffer *ring, int reg) { - return ioread32(ring->status_page.page_addr + reg); + return ring->status_page.page_addr[reg]; } /** -- 1.7.7.6 _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
