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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c3
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_object.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c6
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c89
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c7
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c3
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c9
7 files changed, 75 insertions, 44 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index af37f2ef4438..4e179e50de25 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -2292,8 +2292,9 @@ int amdgpu_amdkfd_gpuvm_import_dmabuf(struct amdgpu_device *adev,
(*mem)->dmabuf = dma_buf;
(*mem)->bo = bo;
(*mem)->va = va;
- (*mem)->domain = (bo->preferred_domains & AMDGPU_GEM_DOMAIN_VRAM) ?
+ (*mem)->domain = (bo->preferred_domains & AMDGPU_GEM_DOMAIN_VRAM) && !adev->gmc.is_app_apu ?
AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT;
+
(*mem)->mapped_to_gpu_memory = 0;
(*mem)->process_info = avm->process_info;
add_kgd_mem_to_kfd_bo_list(*mem, avm->process_info, false);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 9f0d5f02119e..f431205e1077 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -1044,7 +1044,7 @@ static const char * const amdgpu_vram_names[] = {
int amdgpu_bo_init(struct amdgpu_device *adev)
{
/* On A+A platform, VRAM can be mapped as WB */
- if (!adev->gmc.xgmi.connected_to_cpu) {
+ if (!adev->gmc.xgmi.connected_to_cpu && !adev->gmc.is_app_apu) {
/* reserve PAT memory space to WC for VRAM */
int r = arch_io_reserve_memtype_wc(adev->gmc.aper_base,
adev->gmc.aper_size);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 863fa331e6ff..4395c53d09d8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -476,7 +476,8 @@ static int psp_sw_init(void *handle)
return ret;
ret = amdgpu_bo_create_kernel(adev, PSP_FENCE_BUFFER_SIZE, PAGE_SIZE,
- AMDGPU_GEM_DOMAIN_VRAM,
+ AMDGPU_GEM_DOMAIN_VRAM |
+ AMDGPU_GEM_DOMAIN_GTT,
&psp->fence_buf_bo,
&psp->fence_buf_mc_addr,
&psp->fence_buf);
@@ -484,7 +485,8 @@ static int psp_sw_init(void *handle)
goto failed1;
ret = amdgpu_bo_create_kernel(adev, PSP_CMD_BUFFER_SIZE, PAGE_SIZE,
- AMDGPU_GEM_DOMAIN_VRAM,
+ AMDGPU_GEM_DOMAIN_VRAM |
+ AMDGPU_GEM_DOMAIN_GTT,
&psp->cmd_buf_bo, &psp->cmd_buf_mc_addr,
(void **)&psp->cmd_buf_mem);
if (ret)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 6bbe3b89aef5..bc11ae56bba5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1708,15 +1708,20 @@ static int amdgpu_ttm_reserve_tmr(struct amdgpu_device *adev)
ctx->init = PSP_MEM_TRAIN_RESERVE_SUCCESS;
}
- ret = amdgpu_bo_create_kernel_at(adev,
- adev->gmc.real_vram_size - adev->mman.discovery_tmr_size,
- adev->mman.discovery_tmr_size,
- &adev->mman.discovery_memory,
- NULL);
- if (ret) {
- DRM_ERROR("alloc tmr failed(%d)!\n", ret);
- amdgpu_bo_free_kernel(&adev->mman.discovery_memory, NULL, NULL);
- return ret;
+ if (!adev->gmc.is_app_apu) {
+ ret = amdgpu_bo_create_kernel_at(adev,
+ adev->gmc.real_vram_size -
+ adev->mman.discovery_tmr_size,
+ adev->mman.discovery_tmr_size,
+ &adev->mman.discovery_memory,
+ NULL);
+ if (ret) {
+ DRM_ERROR("alloc tmr failed(%d)!\n", ret);
+ amdgpu_bo_free_kernel(&adev->mman.discovery_memory, NULL, NULL);
+ return ret;
+ }
+ } else {
+ DRM_DEBUG_DRIVER("backdoor fw loading path for PSP TMR, no reservation needed\n");
}
return 0;
@@ -1765,10 +1770,12 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
adev->mman.aper_base_kaddr = ioremap_cache(adev->gmc.aper_base,
adev->gmc.visible_vram_size);
- else
+ else if (!adev->gmc.is_app_apu)
#endif
adev->mman.aper_base_kaddr = ioremap_wc(adev->gmc.aper_base,
adev->gmc.visible_vram_size);
+ else
+ DRM_DEBUG_DRIVER("No need to ioremap when real vram size is 0\n");
#endif
/*
@@ -1803,23 +1810,32 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
* This is used for VGA emulation and pre-OS scanout buffers to
* avoid display artifacts while transitioning between pre-OS
* and driver. */
- r = amdgpu_bo_create_kernel_at(adev, 0, adev->mman.stolen_vga_size,
- &adev->mman.stolen_vga_memory,
- NULL);
- if (r)
- return r;
- r = amdgpu_bo_create_kernel_at(adev, adev->mman.stolen_vga_size,
- adev->mman.stolen_extended_size,
- &adev->mman.stolen_extended_memory,
- NULL);
- if (r)
- return r;
- r = amdgpu_bo_create_kernel_at(adev, adev->mman.stolen_reserved_offset,
- adev->mman.stolen_reserved_size,
- &adev->mman.stolen_reserved_memory,
- NULL);
- if (r)
- return r;
+ if (!adev->gmc.is_app_apu) {
+ r = amdgpu_bo_create_kernel_at(adev, 0,
+ adev->mman.stolen_vga_size,
+ &adev->mman.stolen_vga_memory,
+ NULL);
+ if (r)
+ return r;
+
+ r = amdgpu_bo_create_kernel_at(adev, adev->mman.stolen_vga_size,
+ adev->mman.stolen_extended_size,
+ &adev->mman.stolen_extended_memory,
+ NULL);
+
+ if (r)
+ return r;
+
+ r = amdgpu_bo_create_kernel_at(adev,
+ adev->mman.stolen_reserved_offset,
+ adev->mman.stolen_reserved_size,
+ &adev->mman.stolen_reserved_memory,
+ NULL);
+ if (r)
+ return r;
+ } else {
+ DRM_DEBUG_DRIVER("Skipped stolen memory reservation\n");
+ }
DRM_INFO("amdgpu: %uM of VRAM memory ready\n",
(unsigned) (adev->gmc.real_vram_size / (1024 * 1024)));
@@ -1866,7 +1882,6 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
DRM_ERROR("Failed initializing oa heap.\n");
return r;
}
-
if (amdgpu_bo_create_kernel(adev, PAGE_SIZE, PAGE_SIZE,
AMDGPU_GEM_DOMAIN_GTT,
&adev->mman.sdma_access_bo, NULL,
@@ -1887,13 +1902,15 @@ void amdgpu_ttm_fini(struct amdgpu_device *adev)
amdgpu_ttm_training_reserve_vram_fini(adev);
/* return the stolen vga memory back to VRAM */
- amdgpu_bo_free_kernel(&adev->mman.stolen_vga_memory, NULL, NULL);
- amdgpu_bo_free_kernel(&adev->mman.stolen_extended_memory, NULL, NULL);
- /* return the IP Discovery TMR memory back to VRAM */
- amdgpu_bo_free_kernel(&adev->mman.discovery_memory, NULL, NULL);
- if (adev->mman.stolen_reserved_size)
- amdgpu_bo_free_kernel(&adev->mman.stolen_reserved_memory,
- NULL, NULL);
+ if (!adev->gmc.is_app_apu) {
+ amdgpu_bo_free_kernel(&adev->mman.stolen_vga_memory, NULL, NULL);
+ amdgpu_bo_free_kernel(&adev->mman.stolen_extended_memory, NULL, NULL);
+ /* return the IP Discovery TMR memory back to VRAM */
+ amdgpu_bo_free_kernel(&adev->mman.discovery_memory, NULL, NULL);
+ if (adev->mman.stolen_reserved_size)
+ amdgpu_bo_free_kernel(&adev->mman.stolen_reserved_memory,
+ NULL, NULL);
+ }
amdgpu_bo_free_kernel(&adev->mman.sdma_access_bo, NULL,
&adev->mman.sdma_access_ptr);
amdgpu_ttm_fw_reserve_vram_fini(adev);
@@ -1935,7 +1952,7 @@ void amdgpu_ttm_set_buffer_funcs_status(struct amdgpu_device *adev, bool enable)
int r;
if (!adev->mman.initialized || amdgpu_in_reset(adev) ||
- adev->mman.buffer_funcs_enabled == enable)
+ adev->mman.buffer_funcs_enabled == enable || adev->gmc.is_app_apu)
return;
if (enable) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c
index df63dc3bca18..bc5d126b600b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c
@@ -512,7 +512,12 @@ int amdgpu_vm_pt_create(struct amdgpu_device *adev, struct amdgpu_vm *vm,
bp.size = amdgpu_vm_pt_size(adev, level);
bp.byte_align = AMDGPU_GPU_PAGE_SIZE;
- bp.domain = AMDGPU_GEM_DOMAIN_VRAM;
+
+ if (!adev->gmc.is_app_apu)
+ bp.domain = AMDGPU_GEM_DOMAIN_VRAM;
+ else
+ bp.domain = AMDGPU_GEM_DOMAIN_GTT;
+
bp.domain = amdgpu_bo_get_preferred_domain(adev, bp.domain);
bp.flags = AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS |
AMDGPU_GEM_CREATE_CPU_GTT_USWC;
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
index 1f1268cd5e09..42877c4505f1 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
@@ -459,7 +459,8 @@ static int gfx_v9_4_3_mec_init(struct amdgpu_device *adev)
adev->gfx.num_compute_rings * num_xcc * GFX9_MEC_HPD_SIZE;
if (mec_hpd_size) {
r = amdgpu_bo_create_reserved(adev, mec_hpd_size, PAGE_SIZE,
- AMDGPU_GEM_DOMAIN_VRAM,
+ AMDGPU_GEM_DOMAIN_VRAM |
+ AMDGPU_GEM_DOMAIN_GTT,
&adev->gfx.mec.hpd_eop_obj,
&adev->gfx.mec.hpd_eop_gpu_addr,
(void **)&hpd);
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 16634a791e10..245de27c7540 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -1593,8 +1593,13 @@ static int gmc_v9_0_mc_init(struct amdgpu_device *adev)
int r;
/* size in MB on si */
- adev->gmc.mc_vram_size =
- adev->nbio.funcs->get_memsize(adev) * 1024ULL * 1024ULL;
+ if (!adev->gmc.is_app_apu) {
+ adev->gmc.mc_vram_size =
+ adev->nbio.funcs->get_memsize(adev) * 1024ULL * 1024ULL;
+ } else {
+ DRM_DEBUG("Set mc_vram_size = 0 for APP APU\n");
+ adev->gmc.mc_vram_size = 0;
+ }
adev->gmc.real_vram_size = adev->gmc.mc_vram_size;
if (!(adev->flags & AMD_IS_APU) &&
generated by cgit v1.2.3 (git 2.46.0) at 2025-07-30 17:44:47 +0000