diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c | 176 |
1 files changed, 70 insertions, 106 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c index e262f2ac07a3..47c853ef1051 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c @@ -19,17 +19,10 @@ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ - -#define pr_fmt(fmt) "kfd2kgd: " fmt - -#include <linux/module.h> -#include <linux/fdtable.h> -#include <linux/uaccess.h> #include <linux/mmu_context.h> #include "amdgpu.h" #include "amdgpu_amdkfd.h" -#include "soc15_hw_ip.h" #include "gc/gc_9_0_offset.h" #include "gc/gc_9_0_sh_mask.h" #include "vega10_enum.h" @@ -50,9 +43,6 @@ #include "gmc_v9_0.h" -#define V9_PIPE_PER_MEC (4) -#define V9_QUEUES_PER_PIPE_MEC (8) - enum hqd_dequeue_request_type { NO_ACTION = 0, DRAIN_PIPE, @@ -226,22 +216,21 @@ int kgd_gfx_v9_init_interrupts(struct kgd_dev *kgd, uint32_t pipe_id) return 0; } -static uint32_t get_sdma_base_addr(struct amdgpu_device *adev, +static uint32_t get_sdma_rlc_reg_offset(struct amdgpu_device *adev, unsigned int engine_id, unsigned int queue_id) { - uint32_t base[2] = { + uint32_t sdma_engine_reg_base[2] = { SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_RLC0_RB_CNTL) - mmSDMA0_RLC0_RB_CNTL, SOC15_REG_OFFSET(SDMA1, 0, mmSDMA1_RLC0_RB_CNTL) - mmSDMA1_RLC0_RB_CNTL }; - uint32_t retval; + uint32_t retval = sdma_engine_reg_base[engine_id] + + queue_id * (mmSDMA0_RLC1_RB_CNTL - mmSDMA0_RLC0_RB_CNTL); - retval = base[engine_id] + queue_id * (mmSDMA0_RLC1_RB_CNTL - - mmSDMA0_RLC0_RB_CNTL); - - pr_debug("sdma base address: 0x%x\n", retval); + pr_debug("RLC register offset for SDMA%d RLC%d: 0x%x\n", engine_id, + queue_id, retval); return retval; } @@ -388,71 +377,67 @@ static int kgd_hqd_sdma_load(struct kgd_dev *kgd, void *mqd, { struct amdgpu_device *adev = get_amdgpu_device(kgd); struct v9_sdma_mqd *m; - uint32_t sdma_base_addr, sdmax_gfx_context_cntl; + uint32_t sdma_rlc_reg_offset; unsigned long end_jiffies; uint32_t data; uint64_t data64; uint64_t __user *wptr64 = (uint64_t __user *)wptr; m = get_sdma_mqd(mqd); - sdma_base_addr = get_sdma_base_addr(adev, m->sdma_engine_id, + sdma_rlc_reg_offset = get_sdma_rlc_reg_offset(adev, m->sdma_engine_id, m->sdma_queue_id); - sdmax_gfx_context_cntl = m->sdma_engine_id ? - SOC15_REG_OFFSET(SDMA1, 0, mmSDMA1_GFX_CONTEXT_CNTL) : - SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_GFX_CONTEXT_CNTL); - WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_CNTL, + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_CNTL, m->sdmax_rlcx_rb_cntl & (~SDMA0_RLC0_RB_CNTL__RB_ENABLE_MASK)); end_jiffies = msecs_to_jiffies(2000) + jiffies; while (true) { - data = RREG32(sdma_base_addr + mmSDMA0_RLC0_CONTEXT_STATUS); + data = RREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_CONTEXT_STATUS); if (data & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK) break; - if (time_after(jiffies, end_jiffies)) + if (time_after(jiffies, end_jiffies)) { + pr_err("SDMA RLC not idle in %s\n", __func__); return -ETIME; + } usleep_range(500, 1000); } - data = RREG32(sdmax_gfx_context_cntl); - data = REG_SET_FIELD(data, SDMA0_GFX_CONTEXT_CNTL, - RESUME_CTX, 0); - WREG32(sdmax_gfx_context_cntl, data); - WREG32(sdma_base_addr + mmSDMA0_RLC0_DOORBELL_OFFSET, + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_DOORBELL_OFFSET, m->sdmax_rlcx_doorbell_offset); data = REG_SET_FIELD(m->sdmax_rlcx_doorbell, SDMA0_RLC0_DOORBELL, ENABLE, 1); - WREG32(sdma_base_addr + mmSDMA0_RLC0_DOORBELL, data); - WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_RPTR, m->sdmax_rlcx_rb_rptr); - WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_RPTR_HI, + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_DOORBELL, data); + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_RPTR, + m->sdmax_rlcx_rb_rptr); + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_RPTR_HI, m->sdmax_rlcx_rb_rptr_hi); - WREG32(sdma_base_addr + mmSDMA0_RLC0_MINOR_PTR_UPDATE, 1); + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_MINOR_PTR_UPDATE, 1); if (read_user_wptr(mm, wptr64, data64)) { - WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_WPTR, + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_WPTR, lower_32_bits(data64)); - WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_WPTR_HI, + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_WPTR_HI, upper_32_bits(data64)); } else { - WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_WPTR, + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_WPTR, m->sdmax_rlcx_rb_rptr); - WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_WPTR_HI, + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_WPTR_HI, m->sdmax_rlcx_rb_rptr_hi); } - WREG32(sdma_base_addr + mmSDMA0_RLC0_MINOR_PTR_UPDATE, 0); + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_MINOR_PTR_UPDATE, 0); - WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_BASE, m->sdmax_rlcx_rb_base); - WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_BASE_HI, + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_BASE, m->sdmax_rlcx_rb_base); + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_BASE_HI, m->sdmax_rlcx_rb_base_hi); - WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_RPTR_ADDR_LO, + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_RPTR_ADDR_LO, m->sdmax_rlcx_rb_rptr_addr_lo); - WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_RPTR_ADDR_HI, + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_RPTR_ADDR_HI, m->sdmax_rlcx_rb_rptr_addr_hi); data = REG_SET_FIELD(m->sdmax_rlcx_rb_cntl, SDMA0_RLC0_RB_CNTL, RB_ENABLE, 1); - WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_CNTL, data); + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_CNTL, data); return 0; } @@ -462,7 +447,8 @@ static int kgd_hqd_sdma_dump(struct kgd_dev *kgd, uint32_t (**dump)[2], uint32_t *n_regs) { struct amdgpu_device *adev = get_amdgpu_device(kgd); - uint32_t sdma_base_addr = get_sdma_base_addr(adev, engine_id, queue_id); + uint32_t sdma_rlc_reg_offset = get_sdma_rlc_reg_offset(adev, + engine_id, queue_id); uint32_t i = 0, reg; #undef HQD_N_REGS #define HQD_N_REGS (19+6+7+10) @@ -472,15 +458,15 @@ static int kgd_hqd_sdma_dump(struct kgd_dev *kgd, return -ENOMEM; for (reg = mmSDMA0_RLC0_RB_CNTL; reg <= mmSDMA0_RLC0_DOORBELL; reg++) - DUMP_REG(sdma_base_addr + reg); + DUMP_REG(sdma_rlc_reg_offset + reg); for (reg = mmSDMA0_RLC0_STATUS; reg <= mmSDMA0_RLC0_CSA_ADDR_HI; reg++) - DUMP_REG(sdma_base_addr + reg); + DUMP_REG(sdma_rlc_reg_offset + reg); for (reg = mmSDMA0_RLC0_IB_SUB_REMAIN; reg <= mmSDMA0_RLC0_MINOR_PTR_UPDATE; reg++) - DUMP_REG(sdma_base_addr + reg); + DUMP_REG(sdma_rlc_reg_offset + reg); for (reg = mmSDMA0_RLC0_MIDCMD_DATA0; reg <= mmSDMA0_RLC0_MIDCMD_CNTL; reg++) - DUMP_REG(sdma_base_addr + reg); + DUMP_REG(sdma_rlc_reg_offset + reg); WARN_ON_ONCE(i != HQD_N_REGS); *n_regs = i; @@ -514,14 +500,14 @@ static bool kgd_hqd_sdma_is_occupied(struct kgd_dev *kgd, void *mqd) { struct amdgpu_device *adev = get_amdgpu_device(kgd); struct v9_sdma_mqd *m; - uint32_t sdma_base_addr; + uint32_t sdma_rlc_reg_offset; uint32_t sdma_rlc_rb_cntl; m = get_sdma_mqd(mqd); - sdma_base_addr = get_sdma_base_addr(adev, m->sdma_engine_id, + sdma_rlc_reg_offset = get_sdma_rlc_reg_offset(adev, m->sdma_engine_id, m->sdma_queue_id); - sdma_rlc_rb_cntl = RREG32(sdma_base_addr + mmSDMA0_RLC0_RB_CNTL); + sdma_rlc_rb_cntl = RREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_CNTL); if (sdma_rlc_rb_cntl & SDMA0_RLC0_RB_CNTL__RB_ENABLE_MASK) return true; @@ -584,59 +570,52 @@ static int kgd_hqd_sdma_destroy(struct kgd_dev *kgd, void *mqd, { struct amdgpu_device *adev = get_amdgpu_device(kgd); struct v9_sdma_mqd *m; - uint32_t sdma_base_addr; + uint32_t sdma_rlc_reg_offset; uint32_t temp; unsigned long end_jiffies = (utimeout * HZ / 1000) + jiffies; m = get_sdma_mqd(mqd); - sdma_base_addr = get_sdma_base_addr(adev, m->sdma_engine_id, + sdma_rlc_reg_offset = get_sdma_rlc_reg_offset(adev, m->sdma_engine_id, m->sdma_queue_id); - temp = RREG32(sdma_base_addr + mmSDMA0_RLC0_RB_CNTL); + temp = RREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_CNTL); temp = temp & ~SDMA0_RLC0_RB_CNTL__RB_ENABLE_MASK; - WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_CNTL, temp); + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_CNTL, temp); while (true) { - temp = RREG32(sdma_base_addr + mmSDMA0_RLC0_CONTEXT_STATUS); + temp = RREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_CONTEXT_STATUS); if (temp & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK) break; - if (time_after(jiffies, end_jiffies)) + if (time_after(jiffies, end_jiffies)) { + pr_err("SDMA RLC not idle in %s\n", __func__); return -ETIME; + } usleep_range(500, 1000); } - WREG32(sdma_base_addr + mmSDMA0_RLC0_DOORBELL, 0); - WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_CNTL, - RREG32(sdma_base_addr + mmSDMA0_RLC0_RB_CNTL) | + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_DOORBELL, 0); + WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_CNTL, + RREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_CNTL) | SDMA0_RLC0_RB_CNTL__RB_ENABLE_MASK); - m->sdmax_rlcx_rb_rptr = RREG32(sdma_base_addr + mmSDMA0_RLC0_RB_RPTR); + m->sdmax_rlcx_rb_rptr = RREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_RPTR); m->sdmax_rlcx_rb_rptr_hi = - RREG32(sdma_base_addr + mmSDMA0_RLC0_RB_RPTR_HI); + RREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_RPTR_HI); return 0; } -bool kgd_gfx_v9_get_atc_vmid_pasid_mapping_valid(struct kgd_dev *kgd, - uint8_t vmid) +bool kgd_gfx_v9_get_atc_vmid_pasid_mapping_info(struct kgd_dev *kgd, + uint8_t vmid, uint16_t *p_pasid) { - uint32_t reg; + uint32_t value; struct amdgpu_device *adev = (struct amdgpu_device *) kgd; - reg = RREG32(SOC15_REG_OFFSET(ATHUB, 0, mmATC_VMID0_PASID_MAPPING) + value = RREG32(SOC15_REG_OFFSET(ATHUB, 0, mmATC_VMID0_PASID_MAPPING) + vmid); - return reg & ATC_VMID0_PASID_MAPPING__VALID_MASK; -} - -uint16_t kgd_gfx_v9_get_atc_vmid_pasid_mapping_pasid(struct kgd_dev *kgd, - uint8_t vmid) -{ - uint32_t reg; - struct amdgpu_device *adev = (struct amdgpu_device *) kgd; + *p_pasid = value & ATC_VMID0_PASID_MAPPING__PASID_MASK; - reg = RREG32(SOC15_REG_OFFSET(ATHUB, 0, mmATC_VMID0_PASID_MAPPING) - + vmid); - return reg & ATC_VMID0_PASID_MAPPING__PASID_MASK; + return !!(value & ATC_VMID0_PASID_MAPPING__VALID_MASK); } static int invalidate_tlbs_with_kiq(struct amdgpu_device *adev, uint16_t pasid, @@ -671,6 +650,8 @@ int kgd_gfx_v9_invalidate_tlbs(struct kgd_dev *kgd, uint16_t pasid) { struct amdgpu_device *adev = (struct amdgpu_device *) kgd; int vmid, i; + uint16_t queried_pasid; + bool ret; struct amdgpu_ring *ring = &adev->gfx.kiq.ring; uint32_t flush_type = 0; @@ -686,14 +667,14 @@ int kgd_gfx_v9_invalidate_tlbs(struct kgd_dev *kgd, uint16_t pasid) for (vmid = 0; vmid < 16; vmid++) { if (!amdgpu_amdkfd_is_kfd_vmid(adev, vmid)) continue; - if (kgd_gfx_v9_get_atc_vmid_pasid_mapping_valid(kgd, vmid)) { - if (kgd_gfx_v9_get_atc_vmid_pasid_mapping_pasid(kgd, vmid) - == pasid) { - for (i = 0; i < adev->num_vmhubs; i++) - amdgpu_gmc_flush_gpu_tlb(adev, vmid, - i, flush_type); - break; - } + + ret = kgd_gfx_v9_get_atc_vmid_pasid_mapping_info(kgd, vmid, + &queried_pasid); + if (ret && queried_pasid == pasid) { + for (i = 0; i < adev->num_vmhubs; i++) + amdgpu_gmc_flush_gpu_tlb(adev, vmid, + i, flush_type); + break; } } @@ -777,15 +758,6 @@ uint32_t kgd_gfx_v9_address_watch_get_offset(struct kgd_dev *kgd, return 0; } -void kgd_gfx_v9_set_scratch_backing_va(struct kgd_dev *kgd, - uint64_t va, uint32_t vmid) -{ - /* No longer needed on GFXv9. The scratch base address is - * passed to the shader by the CP. It's the user mode driver's - * responsibility. - */ -} - void kgd_gfx_v9_set_vm_context_page_table_base(struct kgd_dev *kgd, uint32_t vmid, uint64_t page_table_base) { @@ -811,7 +783,7 @@ void kgd_gfx_v9_set_vm_context_page_table_base(struct kgd_dev *kgd, uint32_t vmi gfxhub_v1_0_setup_vm_pt_regs(adev, vmid, page_table_base); } -static const struct kfd2kgd_calls kfd2kgd = { +const struct kfd2kgd_calls gfx_v9_kfd2kgd = { .program_sh_mem_settings = kgd_gfx_v9_program_sh_mem_settings, .set_pasid_vmid_mapping = kgd_gfx_v9_set_pasid_vmid_mapping, .init_interrupts = kgd_gfx_v9_init_interrupts, @@ -827,19 +799,11 @@ static const struct kfd2kgd_calls kfd2kgd = { .address_watch_execute = kgd_gfx_v9_address_watch_execute, .wave_control_execute = kgd_gfx_v9_wave_control_execute, .address_watch_get_offset = kgd_gfx_v9_address_watch_get_offset, - .get_atc_vmid_pasid_mapping_pasid = - kgd_gfx_v9_get_atc_vmid_pasid_mapping_pasid, - .get_atc_vmid_pasid_mapping_valid = - kgd_gfx_v9_get_atc_vmid_pasid_mapping_valid, - .set_scratch_backing_va = kgd_gfx_v9_set_scratch_backing_va, + .get_atc_vmid_pasid_mapping_info = + kgd_gfx_v9_get_atc_vmid_pasid_mapping_info, .get_tile_config = kgd_gfx_v9_get_tile_config, .set_vm_context_page_table_base = kgd_gfx_v9_set_vm_context_page_table_base, .invalidate_tlbs = kgd_gfx_v9_invalidate_tlbs, .invalidate_tlbs_vmid = kgd_gfx_v9_invalidate_tlbs_vmid, .get_hive_id = amdgpu_amdkfd_get_hive_id, }; - -struct kfd2kgd_calls *amdgpu_amdkfd_gfx_9_0_get_functions(void) -{ - return (struct kfd2kgd_calls *)&kfd2kgd; -} |