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Merge tag 'drm-fixes-for-v4.14-rc9' of git://people.freedesktop.org/~airlied/linux

Browse Source 
Pull drm fixes from Dave Airlie:
 "Last few patches to wrap up.

  Two i915 fixes that are on their way to stable, one vmware black
  screen bug, and one const patch that I was going to drop, but it was
  clearly a pretty safe one liner"

* tag 'drm-fixes-for-v4.14-rc9' of git://people.freedesktop.org/~airlied/linux:
  drm/i915: Deconstruct struct sgt_dma initialiser
  drm/i915: Reject unknown syncobj flags
  drm/vmwgfx: Fix Ubuntu 17.10 Wayland black screen issue
  drm/vmwgfx: constify vmw_fence_ops
This commit is contained in:
Linus Torvalds
2017-11-10 09:59:41 -08:00
parent 1c9dbd4615 60ccb31bd6
commit 3e81277a6e
5 changed files with 20 additions and 18 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/gpu/drm/i915/i915_gem_execbuffer.c
View File

@@ -2094,6 +2094,11 @@ get_fence_array(struct drm_i915_gem_execbuffer2 *args,
goto err;
}
if (fence.flags & __I915_EXEC_FENCE_UNKNOWN_FLAGS) {
err = -EINVAL;
goto err;
}
syncobj = drm_syncobj_find(file, fence.handle);
if (!syncobj) {
DRM_DEBUG("Invalid syncobj handle provided\n");
@@ -2101,6 +2106,9 @@ get_fence_array(struct drm_i915_gem_execbuffer2 *args,
goto err;
}
BUILD_BUG_ON(~(ARCH_KMALLOC_MINALIGN - 1) &
~__I915_EXEC_FENCE_UNKNOWN_FLAGS);
fences[n] = ptr_pack_bits(syncobj, fence.flags, 2);
}

25
drivers/gpu/drm/i915/i915_gem_gtt.c
View File

@@ -832,10 +832,14 @@ static void gen8_ppgtt_clear_4lvl(struct i915_address_space *vm,
}
}
struct sgt_dma {
static inline struct sgt_dma {
struct scatterlist *sg;
dma_addr_t dma, max;
};
} sgt_dma(struct i915_vma *vma) {
struct scatterlist *sg = vma->pages->sgl;
dma_addr_t addr = sg_dma_address(sg);
return (struct sgt_dma) { sg, addr, addr + sg->length };
}
struct gen8_insert_pte {
u16 pml4e;
@@ -916,11 +920,7 @@ static void gen8_ppgtt_insert_3lvl(struct i915_address_space *vm,
u32 unused)
{
struct i915_hw_ppgtt *ppgtt = i915_vm_to_ppgtt(vm);
struct sgt_dma iter = {
.sg = vma->pages->sgl,
.dma = sg_dma_address(iter.sg),
.max = iter.dma + iter.sg->length,
};
struct sgt_dma iter = sgt_dma(vma);
struct gen8_insert_pte idx = gen8_insert_pte(vma->node.start);
gen8_ppgtt_insert_pte_entries(ppgtt, &ppgtt->pdp, &iter, &idx,
@@ -933,11 +933,7 @@ static void gen8_ppgtt_insert_4lvl(struct i915_address_space *vm,
u32 unused)
{
struct i915_hw_ppgtt *ppgtt = i915_vm_to_ppgtt(vm);
struct sgt_dma iter = {
.sg = vma->pages->sgl,
.dma = sg_dma_address(iter.sg),
.max = iter.dma + iter.sg->length,
};
struct sgt_dma iter = sgt_dma(vma);
struct i915_page_directory_pointer **pdps = ppgtt->pml4.pdps;
struct gen8_insert_pte idx = gen8_insert_pte(vma->node.start);
@@ -1632,13 +1628,10 @@ static void gen6_ppgtt_insert_entries(struct i915_address_space *vm,
unsigned act_pt = first_entry / GEN6_PTES;
unsigned act_pte = first_entry % GEN6_PTES;
const u32 pte_encode = vm->pte_encode(0, cache_level, flags);
struct sgt_dma iter;
struct sgt_dma iter = sgt_dma(vma);
gen6_pte_t *vaddr;
vaddr = kmap_atomic_px(ppgtt->pd.page_table[act_pt]);
iter.sg = vma->pages->sgl;
iter.dma = sg_dma_address(iter.sg);
iter.max = iter.dma + iter.sg->length;
do {
vaddr[act_pte] = pte_encode | GEN6_PTE_ADDR_ENCODE(iter.dma);

2
drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
View File

@@ -721,7 +721,7 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
* allocation taken by fbdev
*/
if (!(dev_priv->capabilities & SVGA_CAP_3D))
mem_size *= 2;
mem_size *= 3;
dev_priv->max_mob_pages = mem_size * 1024 / PAGE_SIZE;
dev_priv->prim_bb_mem =

2
drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
View File

@@ -224,7 +224,7 @@ out:
return ret;
}
static struct dma_fence_ops vmw_fence_ops = {
static const struct dma_fence_ops vmw_fence_ops = {
.get_driver_name = vmw_fence_get_driver_name,
.get_timeline_name = vmw_fence_get_timeline_name,
.enable_signaling = vmw_fence_enable_signaling,

1
include/uapi/drm/i915_drm.h
View File

@@ -829,6 +829,7 @@ struct drm_i915_gem_exec_fence {
#define I915_EXEC_FENCE_WAIT (1<<0)
#define I915_EXEC_FENCE_SIGNAL (1<<1)
#define __I915_EXEC_FENCE_UNKNOWN_FLAGS (-(I915_EXEC_FENCE_SIGNAL << 1))
__u32 flags;
};