diff options
| author | Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com> | 2017-12-09 07:08:42 +0300 |
|---|---|---|
| committer | Oded Gabbay <oded.gabbay@gmail.com> | 2017-12-09 07:08:42 +0300 |
| commit | 30f1c0421ec5f47ab4375eb0fc34e64f79fb0a25 (patch) | |
| tree | 290feab216642424bb82bdeb1cad6e82680cef09 /drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | |
| parent | 4073ed7838efc10b3dcc08ee72918a16ba14de28 (diff) | |
| download | linux-30f1c0421ec5f47ab4375eb0fc34e64f79fb0a25.tar.xz | |
drm/amdgpu: Implement get_local_mem_info
Implement new kgd-kfd interface function get_local_mem_info.
Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Signed-off-by: Ben Goz <ben.goz@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c index 48c1675aa342..26d5ddc50fef 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c @@ -285,6 +285,36 @@ uint64_t get_vmem_size(struct kgd_dev *kgd) return adev->mc.real_vram_size; } +void get_local_mem_info(struct kgd_dev *kgd, + struct kfd_local_mem_info *mem_info) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)kgd; + uint64_t address_mask = adev->dev->dma_mask ? ~*adev->dev->dma_mask : + ~((1ULL << 32) - 1); + resource_size_t aper_limit = adev->mc.aper_base + adev->mc.aper_size; + + memset(mem_info, 0, sizeof(*mem_info)); + if (!(adev->mc.aper_base & address_mask || aper_limit & address_mask)) { + mem_info->local_mem_size_public = adev->mc.visible_vram_size; + mem_info->local_mem_size_private = adev->mc.real_vram_size - + adev->mc.visible_vram_size; + } else { + mem_info->local_mem_size_public = 0; + mem_info->local_mem_size_private = adev->mc.real_vram_size; + } + mem_info->vram_width = adev->mc.vram_width; + + pr_debug("Address base: 0x%llx limit 0x%llx public 0x%llx private 0x%llx\n", + adev->mc.aper_base, aper_limit, + mem_info->local_mem_size_public, + mem_info->local_mem_size_private); + + if (amdgpu_sriov_vf(adev)) + mem_info->mem_clk_max = adev->clock.default_mclk / 100; + else + mem_info->mem_clk_max = amdgpu_dpm_get_mclk(adev, false) / 100; +} + uint64_t get_gpu_clock_counter(struct kgd_dev *kgd) { struct amdgpu_device *adev = (struct amdgpu_device *)kgd; |