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intel/sanitize_gpu: deal with non page multiple buffer sizes

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We can only map at page aligned offsets. We got that wrong with buffer
size where (size % 4096) != 0 (anv has a WA buffer of 1024).

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
This commit is contained in:
Lionel Landwerlin
2018-10-29 18:14:46 +00:00
parent c5fca35af1
commit e400ac52e4
1 changed files with 7 additions and 4 deletions
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src/intel/tools/intel_sanitize_gpu.c
+7 -4
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@@ -39,6 +39,7 @@
#include <i915_drm.h>
#include "util/hash_table.h"
#include "util/u_math.h"
#define INTEL_LOG_TAG "INTEL-SANITIZE-GPU"
#include "common/intel_log.h"
@@ -165,7 +166,7 @@ padding_is_good(int fd, uint32_t handle)
{
struct drm_i915_gem_mmap mmap_arg = {
.handle = handle,
.offset = bo_size(fd, handle),
.offset = align64(bo_size(fd, handle), 4096),
.size = PADDING_SIZE,
.flags = 0,
};
@@ -207,9 +208,11 @@ padding_is_good(int fd, uint32_t handle)
static int
create_with_padding(int fd, struct drm_i915_gem_create *create)
{
create->size += PADDING_SIZE;
uint64_t original_size = create->size;
create->size = align64(original_size, 4096) + PADDING_SIZE;
int ret = libc_ioctl(fd, DRM_IOCTL_I915_GEM_CREATE, create);
create->size -= PADDING_SIZE;
create->size = original_size;
if (ret != 0)
return ret;
@@ -217,7 +220,7 @@ create_with_padding(int fd, struct drm_i915_gem_create *create)
uint8_t *noise_values;
struct drm_i915_gem_mmap mmap_arg = {
.handle = create->handle,
.offset = create->size,
.offset = align64(create->size, 4096),
.size = PADDING_SIZE,
.flags = 0,
};