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drm/i915/gtt: Avoid calling non-existent allocate_va_range 

On hsw and older, we do not need to allocate the ppgtt on the fly and so
ppgtt->allocate_va_range() is NULL. Fixup ppgtt_bind_vma not to call it,
in that case!

v2: PIN_UPDATE still exists.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20180601093554.13083-1-chris@chris-wilson.co.uk
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180601093554.13083-2-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2018-06-01 10:35:49 +01:00
parent e312b689a9
commit 37800ca803
1 changed files with 21 additions and 13 deletions
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34
drivers/gpu/drm/i915/i915_gem_gtt.c
View File

@ -190,19 +190,11 @@ int intel_sanitize_enable_ppgtt(struct drm_i915_private *dev_priv,
return 1;
}
static int ppgtt_bind_vma(struct i915_vma *vma,
enum i915_cache_level cache_level,
u32 unused)
static int gen6_ppgtt_bind_vma(struct i915_vma *vma,
enum i915_cache_level cache_level,
u32 unused)
{
u32 pte_flags;
int ret;
if (!(vma->flags & I915_VMA_LOCAL_BIND)) {
ret = vma->vm->allocate_va_range(vma->vm, vma->node.start,
vma->size);
if (ret)
return ret;
}
/* Currently applicable only to VLV */
pte_flags = 0;
@ -214,6 +206,22 @@ static int ppgtt_bind_vma(struct i915_vma *vma,
return 0;
}
static int gen8_ppgtt_bind_vma(struct i915_vma *vma,
enum i915_cache_level cache_level,
u32 unused)
{
int ret;
if (!(vma->flags & I915_VMA_LOCAL_BIND)) {
ret = vma->vm->allocate_va_range(vma->vm,
vma->node.start, vma->size);
if (ret)
return ret;
}
return gen6_ppgtt_bind_vma(vma, cache_level, unused);
}
static void ppgtt_unbind_vma(struct i915_vma *vma)
{
vma->vm->clear_range(vma->vm, vma->node.start, vma->size);
@ -1657,8 +1665,8 @@ static int gen8_ppgtt_init(struct i915_hw_ppgtt *ppgtt)
gen8_ppgtt_notify_vgt(ppgtt, true);
ppgtt->base.cleanup = gen8_ppgtt_cleanup;
ppgtt->base.bind_vma = gen8_ppgtt_bind_vma;
ppgtt->base.unbind_vma = ppgtt_unbind_vma;
ppgtt->base.bind_vma = ppgtt_bind_vma;
ppgtt->base.set_pages = ppgtt_set_pages;
ppgtt->base.clear_pages = clear_pages;
ppgtt->debug_dump = gen8_dump_ppgtt;
@ -2100,8 +2108,8 @@ static int gen6_ppgtt_init(struct i915_hw_ppgtt *ppgtt)
ppgtt->base.clear_range = gen6_ppgtt_clear_range;
ppgtt->base.insert_entries = gen6_ppgtt_insert_entries;
ppgtt->base.bind_vma = gen6_ppgtt_bind_vma;
ppgtt->base.unbind_vma = ppgtt_unbind_vma;
ppgtt->base.bind_vma = ppgtt_bind_vma;
ppgtt->base.set_pages = ppgtt_set_pages;
ppgtt->base.clear_pages = clear_pages;
ppgtt->base.cleanup = gen6_ppgtt_cleanup;