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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c214
1 files changed, 68 insertions, 146 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
index 6d2f61449606..bfbddedb2380 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
@@ -20,9 +20,6 @@
* OTHER DEALINGS IN THE SOFTWARE.
*/
-#include <linux/module.h>
-#include <linux/fdtable.h>
-#include <linux/uaccess.h>
#include <linux/mmu_context.h>
#include "amdgpu.h"
@@ -44,62 +41,6 @@ enum hqd_dequeue_request_type {
RESET_WAVES
};
-/*
- * Register access functions
- */
-
-static void kgd_program_sh_mem_settings(struct kgd_dev *kgd, uint32_t vmid,
- uint32_t sh_mem_config,
- uint32_t sh_mem_ape1_base, uint32_t sh_mem_ape1_limit,
- uint32_t sh_mem_bases);
-static int kgd_set_pasid_vmid_mapping(struct kgd_dev *kgd, unsigned int pasid,
- unsigned int vmid);
-static int kgd_init_interrupts(struct kgd_dev *kgd, uint32_t pipe_id);
-static int kgd_hqd_load(struct kgd_dev *kgd, void *mqd, uint32_t pipe_id,
- uint32_t queue_id, uint32_t __user *wptr,
- uint32_t wptr_shift, uint32_t wptr_mask,
- struct mm_struct *mm);
-static int kgd_hqd_dump(struct kgd_dev *kgd,
- uint32_t pipe_id, uint32_t queue_id,
- uint32_t (**dump)[2], uint32_t *n_regs);
-static int kgd_hqd_sdma_load(struct kgd_dev *kgd, void *mqd,
- uint32_t __user *wptr, struct mm_struct *mm);
-static int kgd_hqd_sdma_dump(struct kgd_dev *kgd,
- uint32_t engine_id, uint32_t queue_id,
- uint32_t (**dump)[2], uint32_t *n_regs);
-static bool kgd_hqd_is_occupied(struct kgd_dev *kgd, uint64_t queue_address,
- uint32_t pipe_id, uint32_t queue_id);
-static bool kgd_hqd_sdma_is_occupied(struct kgd_dev *kgd, void *mqd);
-static int kgd_hqd_destroy(struct kgd_dev *kgd, void *mqd,
- enum kfd_preempt_type reset_type,
- unsigned int utimeout, uint32_t pipe_id,
- uint32_t queue_id);
-static int kgd_hqd_sdma_destroy(struct kgd_dev *kgd, void *mqd,
- unsigned int utimeout);
-static int kgd_address_watch_disable(struct kgd_dev *kgd);
-static int kgd_address_watch_execute(struct kgd_dev *kgd,
- unsigned int watch_point_id,
- uint32_t cntl_val,
- uint32_t addr_hi,
- uint32_t addr_lo);
-static int kgd_wave_control_execute(struct kgd_dev *kgd,
- uint32_t gfx_index_val,
- uint32_t sq_cmd);
-static uint32_t kgd_address_watch_get_offset(struct kgd_dev *kgd,
- unsigned int watch_point_id,
- unsigned int reg_offset);
-
-static bool get_atc_vmid_pasid_mapping_valid(struct kgd_dev *kgd,
- uint8_t vmid);
-static uint16_t get_atc_vmid_pasid_mapping_pasid(struct kgd_dev *kgd,
- uint8_t vmid);
-static void set_scratch_backing_va(struct kgd_dev *kgd,
- uint64_t va, uint32_t vmid);
-static void set_vm_context_page_table_base(struct kgd_dev *kgd, uint32_t vmid,
- uint64_t page_table_base);
-static int invalidate_tlbs(struct kgd_dev *kgd, uint16_t pasid);
-static int invalidate_tlbs_vmid(struct kgd_dev *kgd, uint16_t vmid);
-
/* Because of REG_GET_FIELD() being used, we put this function in the
* asic specific file.
*/
@@ -125,38 +66,6 @@ static int get_tile_config(struct kgd_dev *kgd,
return 0;
}
-static const struct kfd2kgd_calls kfd2kgd = {
- .program_sh_mem_settings = kgd_program_sh_mem_settings,
- .set_pasid_vmid_mapping = kgd_set_pasid_vmid_mapping,
- .init_interrupts = kgd_init_interrupts,
- .hqd_load = kgd_hqd_load,
- .hqd_sdma_load = kgd_hqd_sdma_load,
- .hqd_dump = kgd_hqd_dump,
- .hqd_sdma_dump = kgd_hqd_sdma_dump,
- .hqd_is_occupied = kgd_hqd_is_occupied,
- .hqd_sdma_is_occupied = kgd_hqd_sdma_is_occupied,
- .hqd_destroy = kgd_hqd_destroy,
- .hqd_sdma_destroy = kgd_hqd_sdma_destroy,
- .address_watch_disable = kgd_address_watch_disable,
- .address_watch_execute = kgd_address_watch_execute,
- .wave_control_execute = kgd_wave_control_execute,
- .address_watch_get_offset = kgd_address_watch_get_offset,
- .get_atc_vmid_pasid_mapping_pasid =
- get_atc_vmid_pasid_mapping_pasid,
- .get_atc_vmid_pasid_mapping_valid =
- get_atc_vmid_pasid_mapping_valid,
- .set_scratch_backing_va = set_scratch_backing_va,
- .get_tile_config = get_tile_config,
- .set_vm_context_page_table_base = set_vm_context_page_table_base,
- .invalidate_tlbs = invalidate_tlbs,
- .invalidate_tlbs_vmid = invalidate_tlbs_vmid,
-};
-
-struct kfd2kgd_calls *amdgpu_amdkfd_gfx_8_0_get_functions(void)
-{
- return (struct kfd2kgd_calls *)&kfd2kgd;
-}
-
static inline struct amdgpu_device *get_amdgpu_device(struct kgd_dev *kgd)
{
return (struct amdgpu_device *)kgd;
@@ -260,13 +169,15 @@ static int kgd_init_interrupts(struct kgd_dev *kgd, uint32_t pipe_id)
return 0;
}
-static inline uint32_t get_sdma_base_addr(struct vi_sdma_mqd *m)
+static inline uint32_t get_sdma_rlc_reg_offset(struct vi_sdma_mqd *m)
{
uint32_t retval;
retval = m->sdma_engine_id * SDMA1_REGISTER_OFFSET +
m->sdma_queue_id * KFD_VI_SDMA_QUEUE_OFFSET;
- pr_debug("sdma base address: 0x%x\n", retval);
+
+ pr_debug("RLC register offset for SDMA%d RLC%d: 0x%x\n",
+ m->sdma_engine_id, m->sdma_queue_id, retval);
return retval;
}
@@ -398,59 +309,51 @@ static int kgd_hqd_sdma_load(struct kgd_dev *kgd, void *mqd,
struct amdgpu_device *adev = get_amdgpu_device(kgd);
struct vi_sdma_mqd *m;
unsigned long end_jiffies;
- uint32_t sdma_base_addr;
+ uint32_t sdma_rlc_reg_offset;
uint32_t data;
m = get_sdma_mqd(mqd);
- sdma_base_addr = get_sdma_base_addr(m);
- WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_CNTL,
+ sdma_rlc_reg_offset = get_sdma_rlc_reg_offset(m);
+ 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);
}
- if (m->sdma_engine_id) {
- data = RREG32(mmSDMA1_GFX_CONTEXT_CNTL);
- data = REG_SET_FIELD(data, SDMA1_GFX_CONTEXT_CNTL,
- RESUME_CTX, 0);
- WREG32(mmSDMA1_GFX_CONTEXT_CNTL, data);
- } else {
- data = RREG32(mmSDMA0_GFX_CONTEXT_CNTL);
- data = REG_SET_FIELD(data, SDMA0_GFX_CONTEXT_CNTL,
- RESUME_CTX, 0);
- WREG32(mmSDMA0_GFX_CONTEXT_CNTL, data);
- }
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_rlc_reg_offset + mmSDMA0_RLC0_DOORBELL, data);
+ WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_RPTR,
+ m->sdmax_rlcx_rb_rptr);
if (read_user_wptr(mm, wptr, data))
- WREG32(sdma_base_addr + mmSDMA0_RLC0_RB_WPTR, data);
+ WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_RB_WPTR, data);
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_VIRTUAL_ADDR,
+ WREG32(sdma_rlc_reg_offset + mmSDMA0_RLC0_VIRTUAL_ADDR,
m->sdmax_rlcx_virtual_addr);
- 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;
}
@@ -517,13 +420,13 @@ static bool kgd_hqd_sdma_is_occupied(struct kgd_dev *kgd, void *mqd)
{
struct amdgpu_device *adev = get_amdgpu_device(kgd);
struct vi_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(m);
+ sdma_rlc_reg_offset = get_sdma_rlc_reg_offset(m);
- 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;
@@ -641,54 +544,48 @@ static int kgd_hqd_sdma_destroy(struct kgd_dev *kgd, void *mqd,
{
struct amdgpu_device *adev = get_amdgpu_device(kgd);
struct vi_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(m);
+ sdma_rlc_reg_offset = get_sdma_rlc_reg_offset(m);
- 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);
return 0;
}
-static bool get_atc_vmid_pasid_mapping_valid(struct kgd_dev *kgd,
- uint8_t vmid)
+static bool 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(mmATC_VMID0_PASID_MAPPING + vmid);
- return reg & ATC_VMID0_PASID_MAPPING__VALID_MASK;
-}
+ value = RREG32(mmATC_VMID0_PASID_MAPPING + vmid);
+ *p_pasid = value & ATC_VMID0_PASID_MAPPING__PASID_MASK;
-static uint16_t get_atc_vmid_pasid_mapping_pasid(struct kgd_dev *kgd,
- uint8_t vmid)
-{
- uint32_t reg;
- struct amdgpu_device *adev = (struct amdgpu_device *) kgd;
-
- reg = RREG32(mmATC_VMID0_PASID_MAPPING + vmid);
- return reg & ATC_VMID0_PASID_MAPPING__PASID_MASK;
+ return !!(value & ATC_VMID0_PASID_MAPPING__VALID_MASK);
}
static int kgd_address_watch_disable(struct kgd_dev *kgd)
@@ -798,3 +695,28 @@ static int invalidate_tlbs_vmid(struct kgd_dev *kgd, uint16_t vmid)
RREG32(mmVM_INVALIDATE_RESPONSE);
return 0;
}
+
+const struct kfd2kgd_calls gfx_v8_kfd2kgd = {
+ .program_sh_mem_settings = kgd_program_sh_mem_settings,
+ .set_pasid_vmid_mapping = kgd_set_pasid_vmid_mapping,
+ .init_interrupts = kgd_init_interrupts,
+ .hqd_load = kgd_hqd_load,
+ .hqd_sdma_load = kgd_hqd_sdma_load,
+ .hqd_dump = kgd_hqd_dump,
+ .hqd_sdma_dump = kgd_hqd_sdma_dump,
+ .hqd_is_occupied = kgd_hqd_is_occupied,
+ .hqd_sdma_is_occupied = kgd_hqd_sdma_is_occupied,
+ .hqd_destroy = kgd_hqd_destroy,
+ .hqd_sdma_destroy = kgd_hqd_sdma_destroy,
+ .address_watch_disable = kgd_address_watch_disable,
+ .address_watch_execute = kgd_address_watch_execute,
+ .wave_control_execute = kgd_wave_control_execute,
+ .address_watch_get_offset = kgd_address_watch_get_offset,
+ .get_atc_vmid_pasid_mapping_info =
+ get_atc_vmid_pasid_mapping_info,
+ .set_scratch_backing_va = set_scratch_backing_va,
+ .get_tile_config = get_tile_config,
+ .set_vm_context_page_table_base = set_vm_context_page_table_base,
+ .invalidate_tlbs = invalidate_tlbs,
+ .invalidate_tlbs_vmid = invalidate_tlbs_vmid,
+};
generated by cgit v1.2.3-70-g09d2 (git 2.48.1) at 2025-02-12 01:49:08 +0000