i915 now uses swiotlb_nr_tbl(), but we can not backport it to kernel version <= 3.2.
Signed-off-by: Hauke Mehrtens <[email protected]> --- .../03-swiotlb/drivers_gpu_drm_i915_i915_gem.patch | 32 ++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 patches/collateral-evolutions/drm/03-swiotlb/drivers_gpu_drm_i915_i915_gem.patch diff --git a/patches/collateral-evolutions/drm/03-swiotlb/drivers_gpu_drm_i915_i915_gem.patch b/patches/collateral-evolutions/drm/03-swiotlb/drivers_gpu_drm_i915_i915_gem.patch new file mode 100644 index 0000000..dd9ae0e --- /dev/null +++ b/patches/collateral-evolutions/drm/03-swiotlb/drivers_gpu_drm_i915_i915_gem.patch @@ -0,0 +1,32 @@ +diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c +index 0022afd..2616dae 100644 +--- a/drivers/gpu/drm/i915/i915_gem.c ++++ b/drivers/gpu/drm/i915/i915_gem.c +@@ -1808,6 +1808,7 @@ i915_gem_object_get_pages_gtt(struct drm + gfp |= __GFP_NORETRY | __GFP_NOWARN | __GFP_NO_KSWAPD; + gfp &= ~(__GFP_IO | __GFP_WAIT); + } ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0)) + #ifdef CONFIG_SWIOTLB + if (swiotlb_nr_tbl()) { + st->nents++; +@@ -1816,6 +1817,7 @@ i915_gem_object_get_pages_gtt(struct drm + continue; + } + #endif ++#endif + if (!i || page_to_pfn(page) != last_pfn + 1) { + if (i) + sg = sg_next(sg); +@@ -1826,9 +1828,11 @@ i915_gem_object_get_pages_gtt(struct drm + } + last_pfn = page_to_pfn(page); + } ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0)) + #ifdef CONFIG_SWIOTLB + if (!swiotlb_nr_tbl()) + #endif ++#endif + sg_mark_end(sg); + obj->pages = st; + -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe backports" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
