GFXv7 and v8 dGPUs use a different addressing mode for KFD compared
to APUs (GPUVM64 vs HSA64). And dGPUs don't support MTYPE_CC. They
use MTYPE_UC instead for memory that requires coherency.
Signed-off-by: Felix Kuehling <Felix.Kuehling at amd.com>
---
.../gpu/drm/amd/amdkfd/kfd_device_queue_manager.c | 11 +++
.../gpu/drm/amd/amdkfd/kfd_device_queue_manager.h | 4 +
.../drm/amd/amdkfd/kfd_device_queue_manager_cik.c | 56 +++++++++++++
.../drm/amd/amdkfd/kfd_device_queue_manager_vi.c | 93 ++++++++++++++++++++++
4 files changed, 164 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
index 3e2f53b..092653f 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -1308,6 +1308,17 @@ struct device_queue_manager *device_queue_manager_init(struct kfd_dev *dev)
case CHIP_KAVERI:
device_queue_manager_init_cik(&dqm->asic_ops);
break;
+
+ case CHIP_HAWAII:
+ device_queue_manager_init_cik_hawaii(&dqm->asic_ops);
+ break;
+
+ case CHIP_TONGA:
+ case CHIP_FIJI:
+ case CHIP_POLARIS10:
+ case CHIP_POLARIS11:
+ device_queue_manager_init_vi_tonga(&dqm->asic_ops);
+ break;
default:
WARN(1, "Unexpected ASIC family %u",
dev->device_info->asic_family);
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h
index 9fdc9c2..68be0aa 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h
@@ -185,8 +185,12 @@ struct device_queue_manager {
void device_queue_manager_init_cik(
struct device_queue_manager_asic_ops *asic_ops);
+void device_queue_manager_init_cik_hawaii(
+ struct device_queue_manager_asic_ops *asic_ops);
void device_queue_manager_init_vi(
struct device_queue_manager_asic_ops *asic_ops);
+void device_queue_manager_init_vi_tonga(
+ struct device_queue_manager_asic_ops *asic_ops);
void program_sh_mem_settings(struct device_queue_manager *dqm,
struct qcm_process_device *qpd);
unsigned int get_queues_num(struct device_queue_manager *dqm);
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_cik.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_cik.c
index 28e48c9..aed4c21 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_cik.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_cik.c
@@ -34,8 +34,13 @@ static bool set_cache_memory_policy_cik(struct device_queue_manager *dqm,
uint64_t alternate_aperture_size);
static int update_qpd_cik(struct device_queue_manager *dqm,
struct qcm_process_device *qpd);
+static int update_qpd_cik_hawaii(struct device_queue_manager *dqm,
+ struct qcm_process_device *qpd);
static void init_sdma_vm(struct device_queue_manager *dqm, struct queue *q,
struct qcm_process_device *qpd);
+static void init_sdma_vm_hawaii(struct device_queue_manager *dqm,
+ struct queue *q,
+ struct qcm_process_device *qpd);
void device_queue_manager_init_cik(
struct device_queue_manager_asic_ops *asic_ops)
@@ -45,6 +50,14 @@ void device_queue_manager_init_cik(
asic_ops->init_sdma_vm = init_sdma_vm;
}
+void device_queue_manager_init_cik_hawaii(
+ struct device_queue_manager_asic_ops *asic_ops)
+{
+ asic_ops->set_cache_memory_policy = set_cache_memory_policy_cik;
+ asic_ops->update_qpd = update_qpd_cik_hawaii;
+ asic_ops->init_sdma_vm = init_sdma_vm_hawaii;
+}
+
static uint32_t compute_sh_mem_bases_64bit(unsigned int top_address_nybble)
{
/* In 64-bit mode, we can only control the top 3 bits of the LDS,
@@ -132,6 +145,36 @@ static int update_qpd_cik(struct device_queue_manager *dqm,
return 0;
}
+static int update_qpd_cik_hawaii(struct device_queue_manager *dqm,
+ struct qcm_process_device *qpd)
+{
+ struct kfd_process_device *pdd;
+ unsigned int temp;
+
+ pdd = qpd_to_pdd(qpd);
+
+ /* check if sh_mem_config register already configured */
+ if (qpd->sh_mem_config == 0) {
+ qpd->sh_mem_config =
+ ALIGNMENT_MODE(SH_MEM_ALIGNMENT_MODE_UNALIGNED) |
+ DEFAULT_MTYPE(MTYPE_NONCACHED) |
+ APE1_MTYPE(MTYPE_NONCACHED);
+ qpd->sh_mem_ape1_limit = 0;
+ qpd->sh_mem_ape1_base = 0;
+ }
+
+ /* On dGPU we're always in GPUVM64 addressing mode with 64-bit
+ * aperture addresses.
+ */
+ temp = get_sh_mem_bases_nybble_64(pdd);
+ qpd->sh_mem_bases = compute_sh_mem_bases_64bit(temp);
+
+ pr_debug("is32bit process: %d sh_mem_bases nybble: 0x%X and register 0x%X\n",
+ qpd->pqm->process->is_32bit_user_mode, temp, qpd->sh_mem_bases);
+
+ return 0;
+}
+
static void init_sdma_vm(struct device_queue_manager *dqm, struct queue *q,
struct qcm_process_device *qpd)
{
@@ -147,3 +190,16 @@ static void init_sdma_vm(struct device_queue_manager *dqm, struct queue *q,
q->properties.sdma_vm_addr = value;
}
+
+static void init_sdma_vm_hawaii(struct device_queue_manager *dqm,
+ struct queue *q,
+ struct qcm_process_device *qpd)
+{
+ /* On dGPU we're always in GPUVM64 addressing mode with 64-bit
+ * aperture addresses.
+ */
+ q->properties.sdma_vm_addr =
+ ((get_sh_mem_bases_nybble_64(qpd_to_pdd(qpd))) <<
+ SDMA0_RLC0_VIRTUAL_ADDR__SHARED_BASE__SHIFT) &
+ SDMA0_RLC0_VIRTUAL_ADDR__SHARED_BASE_MASK;
+}
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_vi.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_vi.c
index 2fbce57..fd60a11 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_vi.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_vi.c
@@ -33,10 +33,21 @@ static bool set_cache_memory_policy_vi(struct device_queue_manager *dqm,
enum cache_policy alternate_policy,
void __user *alternate_aperture_base,
uint64_t alternate_aperture_size);
+static bool set_cache_memory_policy_vi_tonga(struct device_queue_manager *dqm,
+ struct qcm_process_device *qpd,
+ enum cache_policy default_policy,
+ enum cache_policy alternate_policy,
+ void __user *alternate_aperture_base,
+ uint64_t alternate_aperture_size);
static int update_qpd_vi(struct device_queue_manager *dqm,
struct qcm_process_device *qpd);
+static int update_qpd_vi_tonga(struct device_queue_manager *dqm,
+ struct qcm_process_device *qpd);
static void init_sdma_vm(struct device_queue_manager *dqm, struct queue *q,
struct qcm_process_device *qpd);
+static void init_sdma_vm_tonga(struct device_queue_manager *dqm,
+ struct queue *q,
+ struct qcm_process_device *qpd);
void device_queue_manager_init_vi(
struct device_queue_manager_asic_ops *asic_ops)
@@ -46,6 +57,14 @@ void device_queue_manager_init_vi(
asic_ops->init_sdma_vm = init_sdma_vm;
}
+void device_queue_manager_init_vi_tonga(
+ struct device_queue_manager_asic_ops *asic_ops)
+{
+ asic_ops->set_cache_memory_policy = set_cache_memory_policy_vi_tonga;
+ asic_ops->update_qpd = update_qpd_vi_tonga;
+ asic_ops->init_sdma_vm = init_sdma_vm_tonga;
+}
+
static uint32_t compute_sh_mem_bases_64bit(unsigned int top_address_nybble)
{
/* In 64-bit mode, we can only control the top 3 bits of the LDS,
@@ -103,6 +122,33 @@ static bool set_cache_memory_policy_vi(struct device_queue_manager *dqm,
return true;
}
+static bool set_cache_memory_policy_vi_tonga(struct device_queue_manager *dqm,
+ struct qcm_process_device *qpd,
+ enum cache_policy default_policy,
+ enum cache_policy alternate_policy,
+ void __user *alternate_aperture_base,
+ uint64_t alternate_aperture_size)
+{
+ uint32_t default_mtype;
+ uint32_t ape1_mtype;
+
+ default_mtype = (default_policy == cache_policy_coherent) ?
+ MTYPE_UC :
+ MTYPE_NC;
+
+ ape1_mtype = (alternate_policy == cache_policy_coherent) ?
+ MTYPE_UC :
+ MTYPE_NC;
+
+ qpd->sh_mem_config =
+ SH_MEM_ALIGNMENT_MODE_UNALIGNED <<
+ SH_MEM_CONFIG__ALIGNMENT_MODE__SHIFT |
+ default_mtype << SH_MEM_CONFIG__DEFAULT_MTYPE__SHIFT |
+ ape1_mtype << SH_MEM_CONFIG__APE1_MTYPE__SHIFT;
+
+ return true;
+}
+
static int update_qpd_vi(struct device_queue_manager *dqm,
struct qcm_process_device *qpd)
{
@@ -144,6 +190,40 @@ static int update_qpd_vi(struct device_queue_manager *dqm,
return 0;
}
+static int update_qpd_vi_tonga(struct device_queue_manager *dqm,
+ struct qcm_process_device *qpd)
+{
+ struct kfd_process_device *pdd;
+ unsigned int temp;
+
+ pdd = qpd_to_pdd(qpd);
+
+ /* check if sh_mem_config register already configured */
+ if (qpd->sh_mem_config == 0) {
+ qpd->sh_mem_config =
+ SH_MEM_ALIGNMENT_MODE_UNALIGNED <<
+ SH_MEM_CONFIG__ALIGNMENT_MODE__SHIFT |
+ MTYPE_UC <<
+ SH_MEM_CONFIG__DEFAULT_MTYPE__SHIFT |
+ MTYPE_UC <<
+ SH_MEM_CONFIG__APE1_MTYPE__SHIFT;
+
+ qpd->sh_mem_ape1_limit = 0;
+ qpd->sh_mem_ape1_base = 0;
+ }
+
+ /* On dGPU we're always in GPUVM64 addressing mode with 64-bit
+ * aperture addresses.
+ */
+ temp = get_sh_mem_bases_nybble_64(pdd);
+ qpd->sh_mem_bases = compute_sh_mem_bases_64bit(temp);
+
+ pr_debug("sh_mem_bases nybble: 0x%X and register 0x%X\n",
+ temp, qpd->sh_mem_bases);
+
+ return 0;
+}
+
static void init_sdma_vm(struct device_queue_manager *dqm, struct queue *q,
struct qcm_process_device *qpd)
{
@@ -159,3 +239,16 @@ static void init_sdma_vm(struct device_queue_manager *dqm, struct queue *q,
q->properties.sdma_vm_addr = value;
}
+
+static void init_sdma_vm_tonga(struct device_queue_manager *dqm,
+ struct queue *q,
+ struct qcm_process_device *qpd)
+{
+ /* On dGPU we're always in GPUVM64 addressing mode with 64-bit
+ * aperture addresses.
+ */
+ q->properties.sdma_vm_addr =
+ ((get_sh_mem_bases_nybble_64(qpd_to_pdd(qpd))) <<
+ SDMA0_RLC0_VIRTUAL_ADDR__SHARED_BASE__SHIFT) &
+ SDMA0_RLC0_VIRTUAL_ADDR__SHARED_BASE_MASK;
+}
--
2.7.4
