From: Michel Dänzer <michel.daen...@amd.com>
When set, the pixmap memory is allocated in GTT instead of in VRAM.
Signed-off-by: Michel Dänzer <michel.daen...@amd.com>
---
src/amdgpu_bo_helper.c | 6 ++++--
src/amdgpu_pixmap.h | 1 +
2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/src/amdgpu_bo_helper.c b/src/amdgpu_bo_helper.c
index 47cd9eb..00e8643 100644
--- a/src/amdgpu_bo_helper.c
+++ b/src/amdgpu_bo_helper.c
@@ -62,7 +62,7 @@ struct amdgpu_buffer *amdgpu_alloc_pixmap_bo(ScrnInfoPtr
pScrn, int width,
AMDGPUInfoPtr info = AMDGPUPTR(pScrn);
struct amdgpu_buffer *pixmap_buffer;
- if (info->gbm) {
+ if (!(usage_hint & AMDGPU_CREATE_PIXMAP_GTT) && info->gbm) {
uint32_t bo_use = GBM_BO_USE_RENDERING;
uint32_t gbm_format = amdgpu_get_gbm_format(depth,
bitsPerPixel);
@@ -107,9 +107,11 @@ struct amdgpu_buffer *amdgpu_alloc_pixmap_bo(ScrnInfoPtr
pScrn, int width,
unsigned cpp = (bitsPerPixel + 7) / 8;
unsigned pitch = cpp *
AMDGPU_ALIGN(width, drmmode_get_pitch_align(pScrn,
cpp));
+ uint32_t domain = (usage_hint & AMDGPU_CREATE_PIXMAP_GTT) ?
+ AMDGPU_GEM_DOMAIN_GTT : AMDGPU_GEM_DOMAIN_VRAM;
pixmap_buffer = amdgpu_bo_open(pAMDGPUEnt->pDev, pitch * height,
- 4096, AMDGPU_GEM_DOMAIN_VRAM);
+ 4096, domain);
if (new_pitch)
*new_pitch = pitch;
diff --git a/src/amdgpu_pixmap.h b/src/amdgpu_pixmap.h
index a5dc081..b269853 100644
--- a/src/amdgpu_pixmap.h
+++ b/src/amdgpu_pixmap.h
@@ -107,6 +107,7 @@ enum {
AMDGPU_CREATE_PIXMAP_DRI2 = 0x08000000,
AMDGPU_CREATE_PIXMAP_LINEAR = 0x04000000,
AMDGPU_CREATE_PIXMAP_SCANOUT = 0x02000000,
+ AMDGPU_CREATE_PIXMAP_GTT = 0x01000000,
};
extern Bool amdgpu_pixmap_init(ScreenPtr screen);
--
2.1.4
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