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drm/vmwgfx: stop implementing init_mem_type v2

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Instead just initialize the memory type parameters
before calling ttm_bo_init_mm.

v2: keep extra system domain handling

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/382082/
This commit is contained in:
Christian König 2020-07-23 15:19:49 +02:00
parent 473633540c
commit 3629ca5dfb
2 changed files with 20 additions and 28 deletions
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20
drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
View File

@ -859,11 +859,16 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
DRM_ERROR("Failed initializing TTM buffer object driver.\n");
goto out_no_bdev;
}
dev_priv->bdev.man[TTM_PL_SYSTEM].available_caching =
TTM_PL_FLAG_CACHED;
/*
* Enable VRAM, but initially don't use it until SVGA is enabled and
* unhidden.
*/
dev_priv->bdev.man[TTM_PL_VRAM].func = &vmw_thp_func;
dev_priv->bdev.man[TTM_PL_VRAM].available_caching = TTM_PL_FLAG_CACHED;
dev_priv->bdev.man[TTM_PL_VRAM].default_caching = TTM_PL_FLAG_CACHED;
ret = ttm_bo_init_mm(&dev_priv->bdev, TTM_PL_VRAM,
(dev_priv->vram_size >> PAGE_SHIFT));
if (unlikely(ret != 0)) {
@ -872,7 +877,17 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
}
dev_priv->bdev.man[TTM_PL_VRAM].use_type = false;
/*
* "Guest Memory Regions" is an aperture like feature with
* one slot per bo. There is an upper limit of the number of
* slots as well as the bo size.
*/
dev_priv->has_gmr = true;
dev_priv->bdev.man[VMW_PL_GMR].func = &vmw_gmrid_manager_func;
dev_priv->bdev.man[VMW_PL_GMR].available_caching = TTM_PL_FLAG_CACHED;
dev_priv->bdev.man[VMW_PL_GMR].default_caching = TTM_PL_FLAG_CACHED;
/* TODO: This is most likely not correct */
dev_priv->bdev.man[VMW_PL_GMR].use_tt = true;
if (((dev_priv->capabilities & (SVGA_CAP_GMR | SVGA_CAP_GMR2)) == 0) ||
refuse_dma || ttm_bo_init_mm(&dev_priv->bdev, VMW_PL_GMR,
VMW_PL_GMR) != 0) {
@ -883,6 +898,11 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
if (dev_priv->capabilities & SVGA_CAP_GBOBJECTS && !refuse_dma) {
dev_priv->has_mob = true;
dev_priv->bdev.man[VMW_PL_MOB].func = &vmw_gmrid_manager_func;
dev_priv->bdev.man[VMW_PL_MOB].available_caching = TTM_PL_FLAG_CACHED;
dev_priv->bdev.man[VMW_PL_MOB].default_caching = TTM_PL_FLAG_CACHED;
/* TODO: This is most likely not correct */
dev_priv->bdev.man[VMW_PL_MOB].use_tt = true;
if (ttm_bo_init_mm(&dev_priv->bdev, VMW_PL_MOB,
VMW_PL_MOB) != 0) {
DRM_INFO("No MOB memory available. "

28
drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
View File

@ -739,34 +739,6 @@ static struct ttm_tt *vmw_ttm_tt_create(struct ttm_buffer_object *bo,
static int vmw_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
struct ttm_mem_type_manager *man)
{
switch (type) {
case TTM_PL_SYSTEM:
/* System memory */
man->available_caching = TTM_PL_FLAG_CACHED;
break;
case TTM_PL_VRAM:
/* "On-card" video ram */
man->func = &vmw_thp_func;
man->available_caching = TTM_PL_FLAG_CACHED;
man->default_caching = TTM_PL_FLAG_CACHED;
break;
case VMW_PL_GMR:
case VMW_PL_MOB:
/*
* "Guest Memory Regions" is an aperture like feature with
* one slot per bo. There is an upper limit of the number of
* slots as well as the bo size.
*/
man->func = &vmw_gmrid_manager_func;
man->available_caching = TTM_PL_FLAG_CACHED;
man->default_caching = TTM_PL_FLAG_CACHED;
/* TODO: This is most likely not correct */
man->use_tt = true;
break;
default:
DRM_ERROR("Unsupported memory type %u\n", (unsigned)type);
return -EINVAL;
}
return 0;
}