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drm/amdgpu: Add kgd kfd interface get_tile_config() v2

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v2:
* Removed amdgpu_amdkfd prefix from static functions
* Documented get_tile_config in kgd_kfd_interface.h

Signed-off-by: Yong Zhao <yong.zhao@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>
This commit is contained in:
Yong Zhao 2017-08-15 23:00:21 -04:00 committed by Oded Gabbay
parent 6a1c951069
commit fb31a0c92f
3 changed files with 66 additions and 0 deletions
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26
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c
View File

@ -138,6 +138,31 @@ static uint16_t get_fw_version(struct kgd_dev *kgd, enum kgd_engine_type type);
static void set_scratch_backing_va(struct kgd_dev *kgd,
uint64_t va, uint32_t vmid);
/* Because of REG_GET_FIELD() being used, we put this function in the
* asic specific file.
*/
static int get_tile_config(struct kgd_dev *kgd,
struct tile_config *config)
{
struct amdgpu_device *adev = (struct amdgpu_device *)kgd;
config->gb_addr_config = adev->gfx.config.gb_addr_config;
config->num_banks = REG_GET_FIELD(adev->gfx.config.mc_arb_ramcfg,
MC_ARB_RAMCFG, NOOFBANK);
config->num_ranks = REG_GET_FIELD(adev->gfx.config.mc_arb_ramcfg,
MC_ARB_RAMCFG, NOOFRANKS);
config->tile_config_ptr = adev->gfx.config.tile_mode_array;
config->num_tile_configs =
ARRAY_SIZE(adev->gfx.config.tile_mode_array);
config->macro_tile_config_ptr =
adev->gfx.config.macrotile_mode_array;
config->num_macro_tile_configs =
ARRAY_SIZE(adev->gfx.config.macrotile_mode_array);
return 0;
}
static const struct kfd2kgd_calls kfd2kgd = {
.init_gtt_mem_allocation = alloc_gtt_mem,
.free_gtt_mem = free_gtt_mem,
@ -163,6 +188,7 @@ static const struct kfd2kgd_calls kfd2kgd = {
.write_vmid_invalidate_request = write_vmid_invalidate_request,
.get_fw_version = get_fw_version,
.set_scratch_backing_va = set_scratch_backing_va,
.get_tile_config = get_tile_config,
};
struct kfd2kgd_calls *amdgpu_amdkfd_gfx_7_get_functions(void)

26
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
View File

@ -97,6 +97,31 @@ static uint16_t get_fw_version(struct kgd_dev *kgd, enum kgd_engine_type type);
static void set_scratch_backing_va(struct kgd_dev *kgd,
uint64_t va, uint32_t vmid);
/* Because of REG_GET_FIELD() being used, we put this function in the
* asic specific file.
*/
static int get_tile_config(struct kgd_dev *kgd,
struct tile_config *config)
{
struct amdgpu_device *adev = (struct amdgpu_device *)kgd;
config->gb_addr_config = adev->gfx.config.gb_addr_config;
config->num_banks = REG_GET_FIELD(adev->gfx.config.mc_arb_ramcfg,
MC_ARB_RAMCFG, NOOFBANK);
config->num_ranks = REG_GET_FIELD(adev->gfx.config.mc_arb_ramcfg,
MC_ARB_RAMCFG, NOOFRANKS);
config->tile_config_ptr = adev->gfx.config.tile_mode_array;
config->num_tile_configs =
ARRAY_SIZE(adev->gfx.config.tile_mode_array);
config->macro_tile_config_ptr =
adev->gfx.config.macrotile_mode_array;
config->num_macro_tile_configs =
ARRAY_SIZE(adev->gfx.config.macrotile_mode_array);
return 0;
}
static const struct kfd2kgd_calls kfd2kgd = {
.init_gtt_mem_allocation = alloc_gtt_mem,
.free_gtt_mem = free_gtt_mem,
@ -124,6 +149,7 @@ static const struct kfd2kgd_calls kfd2kgd = {
.write_vmid_invalidate_request = write_vmid_invalidate_request,
.get_fw_version = get_fw_version,
.set_scratch_backing_va = set_scratch_backing_va,
.get_tile_config = get_tile_config,
};
struct kfd2kgd_calls *amdgpu_amdkfd_gfx_8_0_get_functions(void)

14
drivers/gpu/drm/amd/include/kgd_kfd_interface.h
View File

@ -87,6 +87,17 @@ struct kgd2kfd_shared_resources {
size_t doorbell_start_offset;
};
struct tile_config {
uint32_t *tile_config_ptr;
uint32_t *macro_tile_config_ptr;
uint32_t num_tile_configs;
uint32_t num_macro_tile_configs;
uint32_t gb_addr_config;
uint32_t num_banks;
uint32_t num_ranks;
};
/**
* struct kfd2kgd_calls
*
@ -131,6 +142,8 @@ struct kgd2kfd_shared_resources {
* @set_scratch_backing_va: Sets VA for scratch backing memory of a VMID.
* Only used for no cp scheduling mode
*
* @get_tile_config: Returns GPU-specific tiling mode information
*
* This structure contains function pointers to services that the kgd driver
* provides to amdkfd driver.
*
@ -204,6 +217,7 @@ struct kfd2kgd_calls {
enum kgd_engine_type type);
void (*set_scratch_backing_va)(struct kgd_dev *kgd,
uint64_t va, uint32_t vmid);
int (*get_tile_config)(struct kgd_dev *kgd, struct tile_config *config);
};
/**