Skip to content

L
linux
Commit 86301129 authored by Le Ma's avatar Le Ma Committed by Alex Deucher
Browse files
Options

drm/amdgpu: split gc v9_4_3 functionality from gc v9_0 

To prepare for gc v9_4_3 specific feature.

v2: fix exports (Alex)
Signed-off-by: default avatarLe Ma <le.ma@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent def799c6
Hide whitespace changes
Inline Side-by-side
Showing with 2644 additions and 25 deletions
drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
View file @ 86301129
......@@ -25,16 +25,292 @@
#include "amdgpu.h"
#include "amdgpu_gfx.h"
#include "soc15.h"
#include "soc15d.h"
#include "soc15_common.h"
#include "vega10_enum.h"
#include "clearstate_gfx9.h"
#include "v9_structs.h"
#include "ivsrcid/gfx/irqsrcs_gfx_9_0.h"
#include "gc/gc_9_4_3_offset.h"
#include "gc/gc_9_4_3_sh_mask.h"
#include "gfx_v9_4_3.h"
MODULE_FIRMWARE("amdgpu/gc_9_4_3_mec.bin");
MODULE_FIRMWARE("amdgpu/gc_9_4_3_rlc.bin");
#define GFX9_MEC_HPD_SIZE 4096
#define RLCG_UCODE_LOADING_START_ADDRESS 0x00002000L
static const struct soc15_reg_golden golden_settings_gc_9_4_3[] = {
};
static void gfx_v9_4_3_set_ring_funcs(struct amdgpu_device *adev);
static void gfx_v9_4_3_set_irq_funcs(struct amdgpu_device *adev);
static void gfx_v9_4_3_set_gds_init(struct amdgpu_device *adev);
static void gfx_v9_4_3_set_rlc_funcs(struct amdgpu_device *adev);
static int gfx_v9_4_3_get_cu_info(struct amdgpu_device *adev,
struct amdgpu_cu_info *cu_info);
static void gfx_v9_4_3_kiq_set_resources(struct amdgpu_ring *kiq_ring,
uint64_t queue_mask)
{
amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_SET_RESOURCES, 6));
amdgpu_ring_write(kiq_ring,
PACKET3_SET_RESOURCES_VMID_MASK(0) |
/* vmid_mask:0* queue_type:0 (KIQ) */
PACKET3_SET_RESOURCES_QUEUE_TYPE(0));
amdgpu_ring_write(kiq_ring,
lower_32_bits(queue_mask)); /* queue mask lo */
amdgpu_ring_write(kiq_ring,
upper_32_bits(queue_mask)); /* queue mask hi */
amdgpu_ring_write(kiq_ring, 0); /* gws mask lo */
amdgpu_ring_write(kiq_ring, 0); /* gws mask hi */
amdgpu_ring_write(kiq_ring, 0); /* oac mask */
amdgpu_ring_write(kiq_ring, 0); /* gds heap base:0, gds heap size:0 */
}
static void gfx_v9_4_3_kiq_map_queues(struct amdgpu_ring *kiq_ring,
struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = kiq_ring->adev;
uint64_t mqd_addr = amdgpu_bo_gpu_offset(ring->mqd_obj);
uint64_t wptr_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
uint32_t eng_sel = ring->funcs->type == AMDGPU_RING_TYPE_GFX ? 4 : 0;
amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_MAP_QUEUES, 5));
/* Q_sel:0, vmid:0, vidmem: 1, engine:0, num_Q:1*/
amdgpu_ring_write(kiq_ring, /* Q_sel: 0, vmid: 0, engine: 0, num_Q: 1 */
PACKET3_MAP_QUEUES_QUEUE_SEL(0) | /* Queue_Sel */
PACKET3_MAP_QUEUES_VMID(0) | /* VMID */
PACKET3_MAP_QUEUES_QUEUE(ring->queue) |
PACKET3_MAP_QUEUES_PIPE(ring->pipe) |
PACKET3_MAP_QUEUES_ME((ring->me == 1 ? 0 : 1)) |
/*queue_type: normal compute queue */
PACKET3_MAP_QUEUES_QUEUE_TYPE(0) |
/* alloc format: all_on_one_pipe */
PACKET3_MAP_QUEUES_ALLOC_FORMAT(0) |
PACKET3_MAP_QUEUES_ENGINE_SEL(eng_sel) |
/* num_queues: must be 1 */
PACKET3_MAP_QUEUES_NUM_QUEUES(1));
amdgpu_ring_write(kiq_ring,
PACKET3_MAP_QUEUES_DOORBELL_OFFSET(ring->doorbell_index));
amdgpu_ring_write(kiq_ring, lower_32_bits(mqd_addr));
amdgpu_ring_write(kiq_ring, upper_32_bits(mqd_addr));
amdgpu_ring_write(kiq_ring, lower_32_bits(wptr_addr));
amdgpu_ring_write(kiq_ring, upper_32_bits(wptr_addr));
}
static void gfx_v9_4_3_kiq_unmap_queues(struct amdgpu_ring *kiq_ring,
struct amdgpu_ring *ring,
enum amdgpu_unmap_queues_action action,
u64 gpu_addr, u64 seq)
{
uint32_t eng_sel = ring->funcs->type == AMDGPU_RING_TYPE_GFX ? 4 : 0;
amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_UNMAP_QUEUES, 4));
amdgpu_ring_write(kiq_ring, /* Q_sel: 0, vmid: 0, engine: 0, num_Q: 1 */
PACKET3_UNMAP_QUEUES_ACTION(action) |
PACKET3_UNMAP_QUEUES_QUEUE_SEL(0) |
PACKET3_UNMAP_QUEUES_ENGINE_SEL(eng_sel) |
PACKET3_UNMAP_QUEUES_NUM_QUEUES(1));
amdgpu_ring_write(kiq_ring,
PACKET3_UNMAP_QUEUES_DOORBELL_OFFSET0(ring->doorbell_index));
if (action == PREEMPT_QUEUES_NO_UNMAP) {
amdgpu_ring_write(kiq_ring, lower_32_bits(gpu_addr));
amdgpu_ring_write(kiq_ring, upper_32_bits(gpu_addr));
amdgpu_ring_write(kiq_ring, seq);
} else {
amdgpu_ring_write(kiq_ring, 0);
amdgpu_ring_write(kiq_ring, 0);
amdgpu_ring_write(kiq_ring, 0);
}
}
static void gfx_v9_4_3_kiq_query_status(struct amdgpu_ring *kiq_ring,
struct amdgpu_ring *ring,
u64 addr,
u64 seq)
{
uint32_t eng_sel = ring->funcs->type == AMDGPU_RING_TYPE_GFX ? 4 : 0;
amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_QUERY_STATUS, 5));
amdgpu_ring_write(kiq_ring,
PACKET3_QUERY_STATUS_CONTEXT_ID(0) |
PACKET3_QUERY_STATUS_INTERRUPT_SEL(0) |
PACKET3_QUERY_STATUS_COMMAND(2));
/* Q_sel: 0, vmid: 0, engine: 0, num_Q: 1 */
amdgpu_ring_write(kiq_ring,
PACKET3_QUERY_STATUS_DOORBELL_OFFSET(ring->doorbell_index) |
PACKET3_QUERY_STATUS_ENG_SEL(eng_sel));
amdgpu_ring_write(kiq_ring, lower_32_bits(addr));
amdgpu_ring_write(kiq_ring, upper_32_bits(addr));
amdgpu_ring_write(kiq_ring, lower_32_bits(seq));
amdgpu_ring_write(kiq_ring, upper_32_bits(seq));
}
static void gfx_v9_4_3_kiq_invalidate_tlbs(struct amdgpu_ring *kiq_ring,
uint16_t pasid, uint32_t flush_type,
bool all_hub)
{
amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_INVALIDATE_TLBS, 0));
amdgpu_ring_write(kiq_ring,
PACKET3_INVALIDATE_TLBS_DST_SEL(1) |
PACKET3_INVALIDATE_TLBS_ALL_HUB(all_hub) |
PACKET3_INVALIDATE_TLBS_PASID(pasid) |
PACKET3_INVALIDATE_TLBS_FLUSH_TYPE(flush_type));
}
static const struct kiq_pm4_funcs gfx_v9_4_3_kiq_pm4_funcs = {
.kiq_set_resources = gfx_v9_4_3_kiq_set_resources,
.kiq_map_queues = gfx_v9_4_3_kiq_map_queues,
.kiq_unmap_queues = gfx_v9_4_3_kiq_unmap_queues,
.kiq_query_status = gfx_v9_4_3_kiq_query_status,
.kiq_invalidate_tlbs = gfx_v9_4_3_kiq_invalidate_tlbs,
.set_resources_size = 8,
.map_queues_size = 7,
.unmap_queues_size = 6,
.query_status_size = 7,
.invalidate_tlbs_size = 2,
};
static void gfx_v9_4_3_set_kiq_pm4_funcs(struct amdgpu_device *adev)
{
adev->gfx.kiq[0].pmf = &gfx_v9_4_3_kiq_pm4_funcs;
}
static void gfx_v9_4_3_init_golden_registers(struct amdgpu_device *adev)
{
}
static void gfx_v9_4_3_write_data_to_reg(struct amdgpu_ring *ring, int eng_sel,
bool wc, uint32_t reg, uint32_t val)
{
amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
amdgpu_ring_write(ring, WRITE_DATA_ENGINE_SEL(eng_sel) |
WRITE_DATA_DST_SEL(0) |
(wc ? WR_CONFIRM : 0));
amdgpu_ring_write(ring, reg);
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, val);
}
static void gfx_v9_4_3_wait_reg_mem(struct amdgpu_ring *ring, int eng_sel,
int mem_space, int opt, uint32_t addr0,
uint32_t addr1, uint32_t ref, uint32_t mask,
uint32_t inv)
{
amdgpu_ring_write(ring, PACKET3(PACKET3_WAIT_REG_MEM, 5));
amdgpu_ring_write(ring,
/* memory (1) or register (0) */
(WAIT_REG_MEM_MEM_SPACE(mem_space) |
WAIT_REG_MEM_OPERATION(opt) | /* wait */
WAIT_REG_MEM_FUNCTION(3) | /* equal */
WAIT_REG_MEM_ENGINE(eng_sel)));
if (mem_space)
BUG_ON(addr0 & 0x3); /* Dword align */
amdgpu_ring_write(ring, addr0);
amdgpu_ring_write(ring, addr1);
amdgpu_ring_write(ring, ref);
amdgpu_ring_write(ring, mask);
amdgpu_ring_write(ring, inv); /* poll interval */
}
static int gfx_v9_4_3_ring_test_ring(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
uint32_t tmp = 0;
unsigned i;
int r;
WREG32_SOC15(GC, 0, regSCRATCH_REG0, 0xCAFEDEAD);
r = amdgpu_ring_alloc(ring, 3);
if (r)
return r;
amdgpu_ring_write(ring, PACKET3(PACKET3_SET_UCONFIG_REG, 1));
amdgpu_ring_write(ring, SOC15_REG_OFFSET(GC, 0, regSCRATCH_REG0) -
PACKET3_SET_UCONFIG_REG_START);
amdgpu_ring_write(ring, 0xDEADBEEF);
amdgpu_ring_commit(ring);
for (i = 0; i < adev->usec_timeout; i++) {
tmp = RREG32_SOC15(GC, 0, regSCRATCH_REG0);
if (tmp == 0xDEADBEEF)
break;
udelay(1);
}
if (i >= adev->usec_timeout)
r = -ETIMEDOUT;
return r;
}
static int gfx_v9_4_3_ring_test_ib(struct amdgpu_ring *ring, long timeout)
{
struct amdgpu_device *adev = ring->adev;
struct amdgpu_ib ib;
struct dma_fence *f = NULL;
unsigned index;
uint64_t gpu_addr;
uint32_t tmp;
long r;
r = amdgpu_device_wb_get(adev, &index);
if (r)
return r;
gpu_addr = adev->wb.gpu_addr + (index * 4);
adev->wb.wb[index] = cpu_to_le32(0xCAFEDEAD);
memset(&ib, 0, sizeof(ib));
r = amdgpu_ib_get(adev, NULL, 16,
AMDGPU_IB_POOL_DIRECT, &ib);
if (r)
goto err1;
ib.ptr[0] = PACKET3(PACKET3_WRITE_DATA, 3);
ib.ptr[1] = WRITE_DATA_DST_SEL(5) | WR_CONFIRM;
ib.ptr[2] = lower_32_bits(gpu_addr);
ib.ptr[3] = upper_32_bits(gpu_addr);
ib.ptr[4] = 0xDEADBEEF;
ib.length_dw = 5;
r = amdgpu_ib_schedule(ring, 1, &ib, NULL, &f);
if (r)
goto err2;
r = dma_fence_wait_timeout(f, false, timeout);
if (r == 0) {
r = -ETIMEDOUT;
goto err2;
} else if (r < 0) {
goto err2;
}
tmp = adev->wb.wb[index];
if (tmp == 0xDEADBEEF)
r = 0;
else
r = -EINVAL;
err2:
amdgpu_ib_free(adev, &ib, NULL);
dma_fence_put(f);
err1:
amdgpu_device_wb_free(adev, index);
return r;
}
/* This value might differs per partition */
static uint64_t gfx_v9_4_3_get_gpu_clock_counter(struct amdgpu_device *adev)
{
uint64_t clock;
......@@ -50,6 +326,241 @@ static uint64_t gfx_v9_4_3_get_gpu_clock_counter(struct amdgpu_device *adev)
return clock;
}
static void gfx_v9_4_3_free_microcode(struct amdgpu_device *adev)
{
amdgpu_ucode_release(&adev->gfx.pfp_fw);
amdgpu_ucode_release(&adev->gfx.me_fw);
amdgpu_ucode_release(&adev->gfx.ce_fw);
amdgpu_ucode_release(&adev->gfx.rlc_fw);
amdgpu_ucode_release(&adev->gfx.mec_fw);
amdgpu_ucode_release(&adev->gfx.mec2_fw);
kfree(adev->gfx.rlc.register_list_format);
}
static int gfx_v9_4_3_init_rlc_microcode(struct amdgpu_device *adev,
const char *chip_name)
{
char fw_name[30];
int err;
const struct rlc_firmware_header_v2_0 *rlc_hdr;
uint16_t version_major;
uint16_t version_minor;
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_rlc.bin", chip_name);
err = amdgpu_ucode_request(adev, &adev->gfx.rlc_fw, fw_name);
if (err)
goto out;
rlc_hdr = (const struct rlc_firmware_header_v2_0 *)adev->gfx.rlc_fw->data;
version_major = le16_to_cpu(rlc_hdr->header.header_version_major);
version_minor = le16_to_cpu(rlc_hdr->header.header_version_minor);
err = amdgpu_gfx_rlc_init_microcode(adev, version_major, version_minor);
out:
if (err)
amdgpu_ucode_release(&adev->gfx.rlc_fw);
return err;
}
static bool gfx_v9_4_3_should_disable_gfxoff(struct pci_dev *pdev)
{
return true;
}
static void gfx_v9_4_3_check_if_need_gfxoff(struct amdgpu_device *adev)
{
if (gfx_v9_4_3_should_disable_gfxoff(adev->pdev))
adev->pm.pp_feature &= ~PP_GFXOFF_MASK;
}
static int gfx_v9_4_3_init_cp_compute_microcode(struct amdgpu_device *adev,
const char *chip_name)
{
char fw_name[30];
int err;
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec.bin", chip_name);
err = amdgpu_ucode_request(adev, &adev->gfx.mec_fw, fw_name);
if (err)
goto out;
amdgpu_gfx_cp_init_microcode(adev, AMDGPU_UCODE_ID_CP_MEC1);
amdgpu_gfx_cp_init_microcode(adev, AMDGPU_UCODE_ID_CP_MEC1_JT);
adev->gfx.mec2_fw_version = adev->gfx.mec_fw_version;
adev->gfx.mec2_feature_version = adev->gfx.mec_feature_version;
gfx_v9_4_3_check_if_need_gfxoff(adev);
out:
if (err)
amdgpu_ucode_release(&adev->gfx.mec_fw);
return err;
}
static int gfx_v9_4_3_init_microcode(struct amdgpu_device *adev)
{
const char *chip_name;
int r;
chip_name = "gc_9_4_3";
r = gfx_v9_4_3_init_rlc_microcode(adev, chip_name);
if (r)
return r;
r = gfx_v9_4_3_init_cp_compute_microcode(adev, chip_name);
if (r)
return r;
return r;
}
static u32 gfx_v9_4_3_get_csb_size(struct amdgpu_device *adev)
{
u32 count = 0;
const struct cs_section_def *sect = NULL;
const struct cs_extent_def *ext = NULL;
/* begin clear state */
count += 2;
/* context control state */
count += 3;
for (sect = gfx9_cs_data; sect->section != NULL; ++sect) {
for (ext = sect->section; ext->extent != NULL; ++ext) {
if (sect->id == SECT_CONTEXT)
count += 2 + ext->reg_count;
else
return 0;
}
}
/* end clear state */
count += 2;
/* clear state */
count += 2;
return count;
}
static void gfx_v9_4_3_get_csb_buffer(struct amdgpu_device *adev,
volatile u32 *buffer)
{
u32 count = 0, i;
const struct cs_section_def *sect = NULL;
const struct cs_extent_def *ext = NULL;
if (adev->gfx.rlc.cs_data == NULL)
return;
if (buffer == NULL)
return;
buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CONTEXT_CONTROL, 1));
buffer[count++] = cpu_to_le32(0x80000000);
buffer[count++] = cpu_to_le32(0x80000000);
for (sect = adev->gfx.rlc.cs_data; sect->section != NULL; ++sect) {
for (ext = sect->section; ext->extent != NULL; ++ext) {
if (sect->id == SECT_CONTEXT) {
buffer[count++] =
cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, ext->reg_count));
buffer[count++] = cpu_to_le32(ext->reg_index -
PACKET3_SET_CONTEXT_REG_START);
for (i = 0; i < ext->reg_count; i++)
buffer[count++] = cpu_to_le32(ext->extent[i]);
} else {
return;
}
}
}
buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_END_CLEAR_STATE);
buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CLEAR_STATE, 0));
buffer[count++] = cpu_to_le32(0);
}
static void gfx_v9_4_3_mec_fini(struct amdgpu_device *adev)
{
amdgpu_bo_free_kernel(&adev->gfx.mec.hpd_eop_obj, NULL, NULL);
amdgpu_bo_free_kernel(&adev->gfx.mec.mec_fw_obj, NULL, NULL);
}
static int gfx_v9_4_3_mec_init(struct amdgpu_device *adev)
{
int r, i;
u32 *hpd;
const __le32 *fw_data;
unsigned fw_size;
u32 *fw;
size_t mec_hpd_size;
const struct gfx_firmware_header_v1_0 *mec_hdr;
bitmap_zero(adev->gfx.mec_bitmap[0].queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
/* take ownership of the relevant compute queues */
amdgpu_gfx_compute_queue_acquire(adev);
mec_hpd_size = adev->gfx.num_compute_rings * GFX9_MEC_HPD_SIZE;
if (mec_hpd_size) {
r = amdgpu_bo_create_reserved(adev, mec_hpd_size, PAGE_SIZE,
AMDGPU_GEM_DOMAIN_VRAM,
&adev->gfx.mec.hpd_eop_obj,
&adev->gfx.mec.hpd_eop_gpu_addr,
(void **)&hpd);
if (r) {
dev_warn(adev->dev, "(%d) create HDP EOP bo failed\n", r);
gfx_v9_4_3_mec_fini(adev);
return r;
}
if (amdgpu_emu_mode == 1) {
for (i = 0; i < mec_hpd_size / 4; i++) {
memset((void *)(hpd + i), 0, 4);
if (i % 50 == 0)
msleep(1);
}
} else {
memset(hpd, 0, mec_hpd_size);
}
amdgpu_bo_kunmap(adev->gfx.mec.hpd_eop_obj);
amdgpu_bo_unreserve(adev->gfx.mec.hpd_eop_obj);
}
mec_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
fw_data = (const __le32 *)
(adev->gfx.mec_fw->data +
le32_to_cpu(mec_hdr->header.ucode_array_offset_bytes));
fw_size = le32_to_cpu(mec_hdr->header.ucode_size_bytes);
r = amdgpu_bo_create_reserved(adev, mec_hdr->header.ucode_size_bytes,
PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT,
&adev->gfx.mec.mec_fw_obj,
&adev->gfx.mec.mec_fw_gpu_addr,
(void **)&fw);
if (r) {
dev_warn(adev->dev, "(%d) create mec firmware bo failed\n", r);
gfx_v9_4_3_mec_fini(adev);
return r;
}
memcpy(fw, fw_data, fw_size);
amdgpu_bo_kunmap(adev->gfx.mec.mec_fw_obj);
amdgpu_bo_unreserve(adev->gfx.mec.mec_fw_obj);
return 0;
}
static void gfx_v9_4_3_select_se_sh(struct amdgpu_device *adev,
u32 se_num,
u32 sh_num,
......@@ -150,6 +661,400 @@ static void gfx_v9_4_3_select_me_pipe_q(struct amdgpu_device *adev,
soc15_grbm_select(adev, me, pipe, q, vm);
}
static const struct amdgpu_gfx_funcs gfx_v9_4_3_gfx_funcs = {
.get_gpu_clock_counter = &gfx_v9_4_3_get_gpu_clock_counter,
.select_se_sh = &gfx_v9_4_3_select_se_sh,
.read_wave_data = &gfx_v9_4_3_read_wave_data,
.read_wave_sgprs = &gfx_v9_4_3_read_wave_sgprs,
.read_wave_vgprs = &gfx_v9_4_3_read_wave_vgprs,
.select_me_pipe_q = &gfx_v9_4_3_select_me_pipe_q,
};
static int gfx_v9_4_3_gpu_early_init(struct amdgpu_device *adev)
{
u32 gb_addr_config;
adev->gfx.funcs = &gfx_v9_4_3_gfx_funcs;
switch (adev->ip_versions[GC_HWIP][0]) {
case IP_VERSION(9, 4, 3):
adev->gfx.config.max_hw_contexts = 8;
adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
adev->gfx.config.sc_prim_fifo_size_backend = 0x100;
adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;
adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
gb_addr_config = RREG32_SOC15(GC, 0, regGB_ADDR_CONFIG);
break;
default:
BUG();
break;
}
adev->gfx.config.gb_addr_config = gb_addr_config;
adev->gfx.config.gb_addr_config_fields.num_pipes = 1 <<
REG_GET_FIELD(
adev->gfx.config.gb_addr_config,
GB_ADDR_CONFIG,
NUM_PIPES);
adev->gfx.config.max_tile_pipes =
adev->gfx.config.gb_addr_config_fields.num_pipes;
adev->gfx.config.gb_addr_config_fields.num_banks = 1 <<
REG_GET_FIELD(
adev->gfx.config.gb_addr_config,
GB_ADDR_CONFIG,
NUM_BANKS);
adev->gfx.config.gb_addr_config_fields.max_compress_frags = 1 <<
REG_GET_FIELD(
adev->gfx.config.gb_addr_config,
GB_ADDR_CONFIG,
MAX_COMPRESSED_FRAGS);
adev->gfx.config.gb_addr_config_fields.num_rb_per_se = 1 <<
REG_GET_FIELD(
adev->gfx.config.gb_addr_config,
GB_ADDR_CONFIG,
NUM_RB_PER_SE);
adev->gfx.config.gb_addr_config_fields.num_se = 1 <<
REG_GET_FIELD(
adev->gfx.config.gb_addr_config,
GB_ADDR_CONFIG,
NUM_SHADER_ENGINES);
adev->gfx.config.gb_addr_config_fields.pipe_interleave_size = 1 << (8 +
REG_GET_FIELD(
adev->gfx.config.gb_addr_config,
GB_ADDR_CONFIG,
PIPE_INTERLEAVE_SIZE));
return 0;
}
static int gfx_v9_4_3_compute_ring_init(struct amdgpu_device *adev, int ring_id,
int mec, int pipe, int queue)
{
unsigned irq_type;
struct amdgpu_ring *ring = &adev->gfx.compute_ring[ring_id];
unsigned int hw_prio;
ring = &adev->gfx.compute_ring[ring_id];
/* mec0 is me1 */
ring->me = mec + 1;
ring->pipe = pipe;
ring->queue = queue;
ring->ring_obj = NULL;
ring->use_doorbell = true;
ring->doorbell_index = (adev->doorbell_index.mec_ring0 + ring_id) << 1;
ring->eop_gpu_addr = adev->gfx.mec.hpd_eop_gpu_addr
+ (ring_id * GFX9_MEC_HPD_SIZE);
ring->vm_hub = AMDGPU_GFXHUB_0;
sprintf(ring->name, "comp_%d.%d.%d", ring->me, ring->pipe, ring->queue);
irq_type = AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP
+ ((ring->me - 1) * adev->gfx.mec.num_pipe_per_mec)
+ ring->pipe;
hw_prio = amdgpu_gfx_is_high_priority_compute_queue(adev, ring) ?
AMDGPU_GFX_PIPE_PRIO_HIGH : AMDGPU_GFX_PIPE_PRIO_NORMAL;
/* type-2 packets are deprecated on MEC, use type-3 instead */
return amdgpu_ring_init(adev, ring, 1024, &adev->gfx.eop_irq, irq_type,
hw_prio, NULL);
}
static int gfx_v9_4_3_sw_init(void *handle)
{
int i, j, k, r, ring_id;
struct amdgpu_kiq *kiq;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
adev->gfx.mec.num_mec = 2;
adev->gfx.mec.num_pipe_per_mec = 4;
adev->gfx.mec.num_queue_per_pipe = 8;
/* EOP Event */
r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP, GFX_9_0__SRCID__CP_EOP_INTERRUPT, &adev->gfx.eop_irq);
if (r)
return r;
/* Privileged reg */
r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP, GFX_9_0__SRCID__CP_PRIV_REG_FAULT,
&adev->gfx.priv_reg_irq);
if (r)
return r;
/* Privileged inst */
r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP, GFX_9_0__SRCID__CP_PRIV_INSTR_FAULT,
&adev->gfx.priv_inst_irq);
if (r)
return r;
adev->gfx.gfx_current_status = AMDGPU_GFX_NORMAL_MODE;
r = adev->gfx.rlc.funcs->init(adev);
if (r) {
DRM_ERROR("Failed to init rlc BOs!\n");
return r;
}
r = gfx_v9_4_3_mec_init(adev);
if (r) {
DRM_ERROR("Failed to init MEC BOs!\n");
return r;
}
/* set up the compute queues - allocate horizontally across pipes */
ring_id = 0;
for (i = 0; i < adev->gfx.mec.num_mec; ++i) {
for (j = 0; j < adev->gfx.mec.num_queue_per_pipe; j++) {
for (k = 0; k < adev->gfx.mec.num_pipe_per_mec; k++) {
if (!amdgpu_gfx_is_mec_queue_enabled(adev, 0, i,
k, j))
continue;
r = gfx_v9_4_3_compute_ring_init(adev,
ring_id,
i, k, j);
if (r)
return r;
ring_id++;
}
}
}
r = amdgpu_gfx_kiq_init(adev, GFX9_MEC_HPD_SIZE, 0);
if (r) {
DRM_ERROR("Failed to init KIQ BOs!\n");
return r;
}
kiq = &adev->gfx.kiq[0];
r = amdgpu_gfx_kiq_init_ring(adev, &kiq->ring, &kiq->irq, 0);
if (r)
return r;
/* create MQD for all compute queues as wel as KIQ for SRIOV case */
r = amdgpu_gfx_mqd_sw_init(adev, sizeof(struct v9_mqd_allocation), 0);
if (r)
return r;
r = gfx_v9_4_3_gpu_early_init(adev);
if (r)
return r;
return 0;
}
static int gfx_v9_4_3_sw_fini(void *handle)
{
int i;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
for (i = 0; i < adev->gfx.num_compute_rings; i++)
amdgpu_ring_fini(&adev->gfx.compute_ring[i]);
amdgpu_gfx_mqd_sw_fini(adev, 0);
amdgpu_gfx_kiq_free_ring(&adev->gfx.kiq[0].ring);
amdgpu_gfx_kiq_fini(adev, 0);
gfx_v9_4_3_mec_fini(adev);
amdgpu_bo_unref(&adev->gfx.rlc.clear_state_obj);
gfx_v9_4_3_free_microcode(adev);
return 0;
}
static u32 gfx_v9_4_3_get_rb_active_bitmap(struct amdgpu_device *adev)
{
u32 data, mask;
data = RREG32_SOC15(GC, 0, regCC_RB_BACKEND_DISABLE);
data |= RREG32_SOC15(GC, 0, regGC_USER_RB_BACKEND_DISABLE);
data &= CC_RB_BACKEND_DISABLE__BACKEND_DISABLE_MASK;
data >>= GC_USER_RB_BACKEND_DISABLE__BACKEND_DISABLE__SHIFT;
mask = amdgpu_gfx_create_bitmask(adev->gfx.config.max_backends_per_se /
adev->gfx.config.max_sh_per_se);
return (~data) & mask;
}
static void gfx_v9_4_3_setup_rb(struct amdgpu_device *adev)
{
int i, j;
u32 data;
u32 active_rbs = 0;
u32 rb_bitmap_width_per_sh = adev->gfx.config.max_backends_per_se /
adev->gfx.config.max_sh_per_se;
mutex_lock(&adev->grbm_idx_mutex);
for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
gfx_v9_4_3_select_se_sh(adev, i, j, 0xffffffff);
data = gfx_v9_4_3_get_rb_active_bitmap(adev);
active_rbs |= data << ((i * adev->gfx.config.max_sh_per_se + j) *
rb_bitmap_width_per_sh);
}
}
gfx_v9_4_3_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
mutex_unlock(&adev->grbm_idx_mutex);
adev->gfx.config.backend_enable_mask = active_rbs;
adev->gfx.config.num_rbs = hweight32(active_rbs);
}
#define DEFAULT_SH_MEM_BASES (0x6000)
static void gfx_v9_4_3_init_compute_vmid(struct amdgpu_device *adev)
{
int i;
uint32_t sh_mem_config;
uint32_t sh_mem_bases;
/*
* Configure apertures:
* LDS: 0x60000000'00000000 - 0x60000001'00000000 (4GB)
* Scratch: 0x60000001'00000000 - 0x60000002'00000000 (4GB)
* GPUVM: 0x60010000'00000000 - 0x60020000'00000000 (1TB)
*/
sh_mem_bases = DEFAULT_SH_MEM_BASES | (DEFAULT_SH_MEM_BASES << 16);
sh_mem_config = SH_MEM_ADDRESS_MODE_64 |
SH_MEM_ALIGNMENT_MODE_UNALIGNED <<
SH_MEM_CONFIG__ALIGNMENT_MODE__SHIFT;
mutex_lock(&adev->srbm_mutex);
for (i = adev->vm_manager.first_kfd_vmid; i < AMDGPU_NUM_VMID; i++) {
soc15_grbm_select(adev, 0, 0, 0, i);
/* CP and shaders */
WREG32_SOC15_RLC(GC, 0, regSH_MEM_CONFIG, sh_mem_config);
WREG32_SOC15_RLC(GC, 0, regSH_MEM_BASES, sh_mem_bases);
}
soc15_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
/* Initialize all compute VMIDs to have no GDS, GWS, or OA
acccess. These should be enabled by FW for target VMIDs. */
for (i = adev->vm_manager.first_kfd_vmid; i < AMDGPU_NUM_VMID; i++) {
WREG32_SOC15_OFFSET(GC, 0, regGDS_VMID0_BASE, 2 * i, 0);
WREG32_SOC15_OFFSET(GC, 0, regGDS_VMID0_SIZE, 2 * i, 0);
WREG32_SOC15_OFFSET(GC, 0, regGDS_GWS_VMID0, i, 0);
WREG32_SOC15_OFFSET(GC, 0, regGDS_OA_VMID0, i, 0);
}
}
static void gfx_v9_4_3_init_gds_vmid(struct amdgpu_device *adev)
{
int vmid;
/*
* Initialize all compute and user-gfx VMIDs to have no GDS, GWS, or OA
* access. Compute VMIDs should be enabled by FW for target VMIDs,
* the driver can enable them for graphics. VMID0 should maintain
* access so that HWS firmware can save/restore entries.
*/
for (vmid = 1; vmid < AMDGPU_NUM_VMID; vmid++) {
WREG32_SOC15_OFFSET(GC, 0, regGDS_VMID0_BASE, 2 * vmid, 0);
WREG32_SOC15_OFFSET(GC, 0, regGDS_VMID0_SIZE, 2 * vmid, 0);
WREG32_SOC15_OFFSET(GC, 0, regGDS_GWS_VMID0, vmid, 0);
WREG32_SOC15_OFFSET(GC, 0, regGDS_OA_VMID0, vmid, 0);
}
}
static void gfx_v9_4_3_constants_init(struct amdgpu_device *adev)
{
u32 tmp;
int i;
WREG32_FIELD15_PREREG(GC, 0, GRBM_CNTL, READ_TIMEOUT, 0xff);
gfx_v9_4_3_setup_rb(adev);
gfx_v9_4_3_get_cu_info(adev, &adev->gfx.cu_info);
adev->gfx.config.db_debug2 = RREG32_SOC15(GC, 0, regDB_DEBUG2);
/* XXX SH_MEM regs */
/* where to put LDS, scratch, GPUVM in FSA64 space */
mutex_lock(&adev->srbm_mutex);
for (i = 0; i < adev->vm_manager.id_mgr[AMDGPU_GFXHUB_0].num_ids; i++) {
soc15_grbm_select(adev, 0, 0, 0, i);
/* CP and shaders */
if (i == 0) {
tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
SH_MEM_ALIGNMENT_MODE_UNALIGNED);
tmp = REG_SET_FIELD(tmp, SH_MEM_CONFIG, RETRY_DISABLE,
!!adev->gmc.noretry);
WREG32_SOC15_RLC(GC, 0, regSH_MEM_CONFIG, tmp);
WREG32_SOC15_RLC(GC, 0, regSH_MEM_BASES, 0);
} else {
tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
SH_MEM_ALIGNMENT_MODE_UNALIGNED);
tmp = REG_SET_FIELD(tmp, SH_MEM_CONFIG, RETRY_DISABLE,
!!adev->gmc.noretry);
WREG32_SOC15_RLC(GC, 0, regSH_MEM_CONFIG, tmp);
tmp = REG_SET_FIELD(0, SH_MEM_BASES, PRIVATE_BASE,
(adev->gmc.private_aperture_start >> 48));
tmp = REG_SET_FIELD(tmp, SH_MEM_BASES, SHARED_BASE,
(adev->gmc.shared_aperture_start >> 48));
WREG32_SOC15_RLC(GC, 0, regSH_MEM_BASES, tmp);
}
}
soc15_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
gfx_v9_4_3_init_compute_vmid(adev);
gfx_v9_4_3_init_gds_vmid(adev);
}
static void gfx_v9_4_3_enable_save_restore_machine(struct amdgpu_device *adev)
{
WREG32_FIELD15_PREREG(GC, 0, RLC_SRM_CNTL, SRM_ENABLE, 1);
}
static void gfx_v9_4_3_init_csb(struct amdgpu_device *adev)
{
adev->gfx.rlc.funcs->get_csb_buffer(adev, adev->gfx.rlc.cs_ptr);
/* csib */
WREG32_RLC(SOC15_REG_OFFSET(GC, 0, regRLC_CSIB_ADDR_HI),
adev->gfx.rlc.clear_state_gpu_addr >> 32);
WREG32_RLC(SOC15_REG_OFFSET(GC, 0, regRLC_CSIB_ADDR_LO),
adev->gfx.rlc.clear_state_gpu_addr & 0xfffffffc);
WREG32_RLC(SOC15_REG_OFFSET(GC, 0, regRLC_CSIB_LENGTH),
adev->gfx.rlc.clear_state_size);
}
static void gfx_v9_4_3_init_pg(struct amdgpu_device *adev)
{
gfx_v9_4_3_init_csb(adev);
/*
* Rlc save restore list is workable since v2_1.
* And it's needed by gfxoff feature.
*/
if (adev->gfx.rlc.is_rlc_v2_1)
gfx_v9_4_3_enable_save_restore_machine(adev);
if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG |
AMD_PG_SUPPORT_GFX_SMG |
AMD_PG_SUPPORT_GFX_DMG |
AMD_PG_SUPPORT_CP |
AMD_PG_SUPPORT_GDS |
AMD_PG_SUPPORT_RLC_SMU_HS)) {
WREG32_SOC15(GC, 0, regRLC_JUMP_TABLE_RESTORE,
adev->gfx.rlc.cp_table_gpu_addr >> 8);
}
}
void gfx_v9_4_3_disable_gpa_mode(struct amdgpu_device *adev)
{
uint32_t data;
data = RREG32_SOC15(GC, 0, regCPC_PSP_DEBUG);
data |= CPC_PSP_DEBUG__UTCL2IUGPAOVERRIDE_MASK;
WREG32_SOC15(GC, 0, regCPC_PSP_DEBUG, data);
}
static bool gfx_v9_4_3_is_rlc_enabled(struct amdgpu_device *adev)
{
uint32_t rlc_setting;
......@@ -189,6 +1094,20 @@ static void gfx_v9_4_3_unset_safe_mode(struct amdgpu_device *adev)
static int gfx_v9_4_3_rlc_init(struct amdgpu_device *adev)
{
const struct cs_section_def *cs_data;
int r;
adev->gfx.rlc.cs_data = gfx9_cs_data;
cs_data = adev->gfx.rlc.cs_data;
if (cs_data) {
/* init clear state block */
r = amdgpu_gfx_rlc_init_csb(adev);
if (r)
return r;
}
/* init spm vmid with 0xf */
if (adev->gfx.rlc.funcs->update_spm_vmid)
adev->gfx.rlc.funcs->update_spm_vmid(adev, 0xf);
......@@ -246,8 +1165,6 @@ static void gfx_v9_4_3_enable_gui_idle_interrupt(struct amdgpu_device *adev,
tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CNTX_BUSY_INT_ENABLE, enable ? 1 : 0);
tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CNTX_EMPTY_INT_ENABLE, enable ? 1 : 0);
tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CMP_BUSY_INT_ENABLE, enable ? 1 : 0);
if (adev->gfx.num_gfx_rings)
tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, GFX_IDLE_INT_ENABLE, enable ? 1 : 0);
WREG32_SOC15(GC, 0, regCP_INT_CNTL_RING0, tmp);
}
......@@ -339,8 +1256,7 @@ static int gfx_v9_4_3_rlc_resume(struct amdgpu_device *adev)
/* disable CG */
WREG32_SOC15(GC, 0, regRLC_CGCG_CGLS_CTRL, 0);
/* TODO: revisit pg function */
/* gfx_v9_4_3_init_pg(adev);*/
gfx_v9_4_3_init_pg(adev);
if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
/* legacy rlc firmware loading */
......@@ -407,24 +1323,1728 @@ static bool gfx_v9_4_3_is_rlcg_access_range(struct amdgpu_device *adev, u32 offs
ARRAY_SIZE(rlcg_access_gc_9_4_3));
}
const struct amdgpu_gfx_funcs gfx_v9_4_3_gfx_funcs = {
.get_gpu_clock_counter = &gfx_v9_4_3_get_gpu_clock_counter,
.select_se_sh = &gfx_v9_4_3_select_se_sh,
.read_wave_data = &gfx_v9_4_3_read_wave_data,
.read_wave_sgprs = &gfx_v9_4_3_read_wave_sgprs,
.read_wave_vgprs = &gfx_v9_4_3_read_wave_vgprs,
.select_me_pipe_q = &gfx_v9_4_3_select_me_pipe_q,
};
static void gfx_v9_4_3_cp_compute_enable(struct amdgpu_device *adev, bool enable)
{
if (enable) {
WREG32_SOC15_RLC(GC, 0, regCP_MEC_CNTL, 0);
} else {
WREG32_SOC15_RLC(GC, 0, regCP_MEC_CNTL,
(CP_MEC_CNTL__MEC_ME1_HALT_MASK | CP_MEC_CNTL__MEC_ME2_HALT_MASK));
adev->gfx.kiq[0].ring.sched.ready = false;
}
udelay(50);
}
const struct amdgpu_rlc_funcs gfx_v9_4_3_rlc_funcs = {
.is_rlc_enabled = gfx_v9_4_3_is_rlc_enabled,
.set_safe_mode = gfx_v9_4_3_set_safe_mode,
.unset_safe_mode = gfx_v9_4_3_unset_safe_mode,
.init = gfx_v9_4_3_rlc_init,
.resume = gfx_v9_4_3_rlc_resume,
.stop = gfx_v9_4_3_rlc_stop,
.reset = gfx_v9_4_3_rlc_reset,
.start = gfx_v9_4_3_rlc_start,
.update_spm_vmid = gfx_v9_4_3_update_spm_vmid,
.is_rlcg_access_range = gfx_v9_4_3_is_rlcg_access_range,
static int gfx_v9_4_3_cp_compute_load_microcode(struct amdgpu_device *adev)
{
const struct gfx_firmware_header_v1_0 *mec_hdr;
const __le32 *fw_data;
unsigned i;
u32 tmp;
u32 mec_ucode_addr_offset;
u32 mec_ucode_data_offset;
if (!adev->gfx.mec_fw)
return -EINVAL;
gfx_v9_4_3_cp_compute_enable(adev, false);
mec_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
amdgpu_ucode_print_gfx_hdr(&mec_hdr->header);
fw_data = (const __le32 *)
(adev->gfx.mec_fw->data +
le32_to_cpu(mec_hdr->header.ucode_array_offset_bytes));
tmp = 0;
tmp = REG_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, VMID, 0);
tmp = REG_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, CACHE_POLICY, 0);
WREG32_SOC15(GC, 0, regCP_CPC_IC_BASE_CNTL, tmp);
WREG32_SOC15(GC, 0, regCP_CPC_IC_BASE_LO,
adev->gfx.mec.mec_fw_gpu_addr & 0xFFFFF000);
WREG32_SOC15(GC, 0, regCP_CPC_IC_BASE_HI,
upper_32_bits(adev->gfx.mec.mec_fw_gpu_addr));
mec_ucode_addr_offset =
SOC15_REG_OFFSET(GC, 0, regCP_MEC_ME1_UCODE_ADDR);
mec_ucode_data_offset =
SOC15_REG_OFFSET(GC, 0, regCP_MEC_ME1_UCODE_DATA);
/* MEC1 */
WREG32(mec_ucode_addr_offset, mec_hdr->jt_offset);
for (i = 0; i < mec_hdr->jt_size; i++)
WREG32(mec_ucode_data_offset,
le32_to_cpup(fw_data + mec_hdr->jt_offset + i));
WREG32(mec_ucode_addr_offset, adev->gfx.mec_fw_version);
/* Todo : Loading MEC2 firmware is only necessary if MEC2 should run different microcode than MEC1. */
return 0;
}
/* KIQ functions */
static void gfx_v9_4_3_kiq_setting(struct amdgpu_ring *ring)
{
uint32_t tmp;
struct amdgpu_device *adev = ring->adev;
/* tell RLC which is KIQ queue */
tmp = RREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS);
tmp &= 0xffffff00;
tmp |= (ring->me << 5) | (ring->pipe << 3) | (ring->queue);
WREG32_SOC15_RLC(GC, 0, regRLC_CP_SCHEDULERS, tmp);
tmp |= 0x80;
WREG32_SOC15_RLC(GC, 0, regRLC_CP_SCHEDULERS, tmp);
}
static void gfx_v9_4_3_mqd_set_priority(struct amdgpu_ring *ring, struct v9_mqd *mqd)
{
struct amdgpu_device *adev = ring->adev;
if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE) {
if (amdgpu_gfx_is_high_priority_compute_queue(adev, ring)) {
mqd->cp_hqd_pipe_priority = AMDGPU_GFX_PIPE_PRIO_HIGH;
mqd->cp_hqd_queue_priority =
AMDGPU_GFX_QUEUE_PRIORITY_MAXIMUM;
}
}
}
static int gfx_v9_4_3_mqd_init(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
struct v9_mqd *mqd = ring->mqd_ptr;
uint64_t hqd_gpu_addr, wb_gpu_addr, eop_base_addr;
uint32_t tmp;
mqd->header = 0xC0310800;
mqd->compute_pipelinestat_enable = 0x00000001;
mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
mqd->compute_static_thread_mgmt_se1 = 0xffffffff;
mqd->compute_static_thread_mgmt_se2 = 0xffffffff;
mqd->compute_static_thread_mgmt_se3 = 0xffffffff;
mqd->compute_misc_reserved = 0x00000003;
mqd->dynamic_cu_mask_addr_lo =
lower_32_bits(ring->mqd_gpu_addr
+ offsetof(struct v9_mqd_allocation, dynamic_cu_mask));
mqd->dynamic_cu_mask_addr_hi =
upper_32_bits(ring->mqd_gpu_addr
+ offsetof(struct v9_mqd_allocation, dynamic_cu_mask));
eop_base_addr = ring->eop_gpu_addr >> 8;
mqd->cp_hqd_eop_base_addr_lo = eop_base_addr;
mqd->cp_hqd_eop_base_addr_hi = upper_32_bits(eop_base_addr);
/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
tmp = RREG32_SOC15(GC, 0, regCP_HQD_EOP_CONTROL);
tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE,
(order_base_2(GFX9_MEC_HPD_SIZE / 4) - 1));
mqd->cp_hqd_eop_control = tmp;
/* enable doorbell? */
tmp = RREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL);
if (ring->use_doorbell) {
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_OFFSET, ring->doorbell_index);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_EN, 1);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_SOURCE, 0);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_HIT, 0);
} else {
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_EN, 0);
}
mqd->cp_hqd_pq_doorbell_control = tmp;
/* disable the queue if it's active */
ring->wptr = 0;
mqd->cp_hqd_dequeue_request = 0;
mqd->cp_hqd_pq_rptr = 0;
mqd->cp_hqd_pq_wptr_lo = 0;
mqd->cp_hqd_pq_wptr_hi = 0;
/* set the pointer to the MQD */
mqd->cp_mqd_base_addr_lo = ring->mqd_gpu_addr & 0xfffffffc;
mqd->cp_mqd_base_addr_hi = upper_32_bits(ring->mqd_gpu_addr);
/* set MQD vmid to 0 */
tmp = RREG32_SOC15(GC, 0, regCP_MQD_CONTROL);
tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0);
mqd->cp_mqd_control = tmp;
/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
hqd_gpu_addr = ring->gpu_addr >> 8;
mqd->cp_hqd_pq_base_lo = hqd_gpu_addr;
mqd->cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
/* set up the HQD, this is similar to CP_RB0_CNTL */
tmp = RREG32_SOC15(GC, 0, regCP_HQD_PQ_CONTROL);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, QUEUE_SIZE,
(order_base_2(ring->ring_size / 4) - 1));
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, RPTR_BLOCK_SIZE,
((order_base_2(AMDGPU_GPU_PAGE_SIZE / 4) - 1) << 8));
#ifdef __BIG_ENDIAN
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, ENDIAN_SWAP, 1);
#endif
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, UNORD_DISPATCH, 0);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, ROQ_PQ_IB_FLIP, 0);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
mqd->cp_hqd_pq_control = tmp;
/* set the wb address whether it's enabled or not */
wb_gpu_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
mqd->cp_hqd_pq_rptr_report_addr_lo = wb_gpu_addr & 0xfffffffc;
mqd->cp_hqd_pq_rptr_report_addr_hi =
upper_32_bits(wb_gpu_addr) & 0xffff;
/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
wb_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
mqd->cp_hqd_pq_wptr_poll_addr_lo = wb_gpu_addr & 0xfffffffc;
mqd->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
/* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
ring->wptr = 0;
mqd->cp_hqd_pq_rptr = RREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR);
/* set the vmid for the queue */
mqd->cp_hqd_vmid = 0;
tmp = RREG32_SOC15(GC, 0, regCP_HQD_PERSISTENT_STATE);
tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE, PRELOAD_SIZE, 0x53);
mqd->cp_hqd_persistent_state = tmp;
/* set MIN_IB_AVAIL_SIZE */
tmp = RREG32_SOC15(GC, 0, regCP_HQD_IB_CONTROL);
tmp = REG_SET_FIELD(tmp, CP_HQD_IB_CONTROL, MIN_IB_AVAIL_SIZE, 3);
mqd->cp_hqd_ib_control = tmp;
/* set static priority for a queue/ring */
gfx_v9_4_3_mqd_set_priority(ring, mqd);
mqd->cp_hqd_quantum = RREG32(regCP_HQD_QUANTUM);
/* map_queues packet doesn't need activate the queue,
* so only kiq need set this field.
*/
if (ring->funcs->type == AMDGPU_RING_TYPE_KIQ)
mqd->cp_hqd_active = 1;
return 0;
}
static int gfx_v9_4_3_kiq_init_register(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
struct v9_mqd *mqd = ring->mqd_ptr;
int j;
/* disable wptr polling */
WREG32_FIELD15_PREREG(GC, 0, CP_PQ_WPTR_POLL_CNTL, EN, 0);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_EOP_BASE_ADDR,
mqd->cp_hqd_eop_base_addr_lo);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_EOP_BASE_ADDR_HI,
mqd->cp_hqd_eop_base_addr_hi);
/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
WREG32_SOC15_RLC(GC, 0, regCP_HQD_EOP_CONTROL,
mqd->cp_hqd_eop_control);
/* enable doorbell? */
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL,
mqd->cp_hqd_pq_doorbell_control);
/* disable the queue if it's active */
if (RREG32_SOC15(GC, 0, regCP_HQD_ACTIVE) & 1) {
WREG32_SOC15_RLC(GC, 0, regCP_HQD_DEQUEUE_REQUEST, 1);
for (j = 0; j < adev->usec_timeout; j++) {
if (!(RREG32_SOC15(GC, 0, regCP_HQD_ACTIVE) & 1))
break;
udelay(1);
}
WREG32_SOC15_RLC(GC, 0, regCP_HQD_DEQUEUE_REQUEST,
mqd->cp_hqd_dequeue_request);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_RPTR,
mqd->cp_hqd_pq_rptr);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_WPTR_LO,
mqd->cp_hqd_pq_wptr_lo);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_WPTR_HI,
mqd->cp_hqd_pq_wptr_hi);
}
/* set the pointer to the MQD */
WREG32_SOC15_RLC(GC, 0, regCP_MQD_BASE_ADDR,
mqd->cp_mqd_base_addr_lo);
WREG32_SOC15_RLC(GC, 0, regCP_MQD_BASE_ADDR_HI,
mqd->cp_mqd_base_addr_hi);
/* set MQD vmid to 0 */
WREG32_SOC15_RLC(GC, 0, regCP_MQD_CONTROL,
mqd->cp_mqd_control);
/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_BASE,
mqd->cp_hqd_pq_base_lo);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_BASE_HI,
mqd->cp_hqd_pq_base_hi);
/* set up the HQD, this is similar to CP_RB0_CNTL */
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_CONTROL,
mqd->cp_hqd_pq_control);
/* set the wb address whether it's enabled or not */
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_RPTR_REPORT_ADDR,
mqd->cp_hqd_pq_rptr_report_addr_lo);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
mqd->cp_hqd_pq_rptr_report_addr_hi);
/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_WPTR_POLL_ADDR,
mqd->cp_hqd_pq_wptr_poll_addr_lo);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_WPTR_POLL_ADDR_HI,
mqd->cp_hqd_pq_wptr_poll_addr_hi);
/* enable the doorbell if requested */
if (ring->use_doorbell) {
WREG32_SOC15(GC, 0, regCP_MEC_DOORBELL_RANGE_LOWER,
(adev->doorbell_index.kiq * 2) << 2);
WREG32_SOC15(GC, 0, regCP_MEC_DOORBELL_RANGE_UPPER,
(adev->doorbell_index.userqueue_end * 2) << 2);
}
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL,
mqd->cp_hqd_pq_doorbell_control);
/* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_WPTR_LO,
mqd->cp_hqd_pq_wptr_lo);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_WPTR_HI,
mqd->cp_hqd_pq_wptr_hi);
/* set the vmid for the queue */
WREG32_SOC15_RLC(GC, 0, regCP_HQD_VMID, mqd->cp_hqd_vmid);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PERSISTENT_STATE,
mqd->cp_hqd_persistent_state);
/* activate the queue */
WREG32_SOC15_RLC(GC, 0, regCP_HQD_ACTIVE,
mqd->cp_hqd_active);
if (ring->use_doorbell)
WREG32_FIELD15_PREREG(GC, 0, CP_PQ_STATUS, DOORBELL_ENABLE, 1);
return 0;
}
static int gfx_v9_4_3_kiq_fini_register(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
int j;
/* disable the queue if it's active */
if (RREG32_SOC15(GC, 0, regCP_HQD_ACTIVE) & 1) {
WREG32_SOC15_RLC(GC, 0, regCP_HQD_DEQUEUE_REQUEST, 1);
for (j = 0; j < adev->usec_timeout; j++) {
if (!(RREG32_SOC15(GC, 0, regCP_HQD_ACTIVE) & 1))
break;
udelay(1);
}
if (j == AMDGPU_MAX_USEC_TIMEOUT) {
DRM_DEBUG("KIQ dequeue request failed.\n");
/* Manual disable if dequeue request times out */
WREG32_SOC15_RLC(GC, 0, regCP_HQD_ACTIVE, 0);
}
WREG32_SOC15_RLC(GC, 0, regCP_HQD_DEQUEUE_REQUEST,
0);
}
WREG32_SOC15_RLC(GC, 0, regCP_HQD_IQ_TIMER, 0);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_IB_CONTROL, 0);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PERSISTENT_STATE, 0);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, 0x40000000);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, 0);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_RPTR, 0);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_WPTR_HI, 0);
WREG32_SOC15_RLC(GC, 0, regCP_HQD_PQ_WPTR_LO, 0);
return 0;
}
static int gfx_v9_4_3_kiq_init_queue(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
struct v9_mqd *mqd = ring->mqd_ptr;
struct v9_mqd *tmp_mqd;
gfx_v9_4_3_kiq_setting(ring);
/* GPU could be in bad state during probe, driver trigger the reset
* after load the SMU, in this case , the mqd is not be initialized.
* driver need to re-init the mqd.
* check mqd->cp_hqd_pq_control since this value should not be 0
*/
tmp_mqd = (struct v9_mqd *)adev->gfx.kiq[0].mqd_backup;
if (amdgpu_in_reset(adev) && tmp_mqd->cp_hqd_pq_control) {
/* for GPU_RESET case , reset MQD to a clean status */
if (adev->gfx.kiq[0].mqd_backup)
memcpy(mqd, adev->gfx.kiq[0].mqd_backup, sizeof(struct v9_mqd_allocation));
/* reset ring buffer */
ring->wptr = 0;
amdgpu_ring_clear_ring(ring);
mutex_lock(&adev->srbm_mutex);
soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
gfx_v9_4_3_kiq_init_register(ring);
soc15_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
} else {
memset((void *)mqd, 0, sizeof(struct v9_mqd_allocation));
((struct v9_mqd_allocation *)mqd)->dynamic_cu_mask = 0xFFFFFFFF;
((struct v9_mqd_allocation *)mqd)->dynamic_rb_mask = 0xFFFFFFFF;
mutex_lock(&adev->srbm_mutex);
soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
gfx_v9_4_3_mqd_init(ring);
gfx_v9_4_3_kiq_init_register(ring);
soc15_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
if (adev->gfx.kiq[0].mqd_backup)
memcpy(adev->gfx.kiq[0].mqd_backup, mqd, sizeof(struct v9_mqd_allocation));
}
return 0;
}
static int gfx_v9_4_3_kcq_init_queue(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
struct v9_mqd *mqd = ring->mqd_ptr;
int mqd_idx = ring - &adev->gfx.compute_ring[0];
struct v9_mqd *tmp_mqd;
/* Same as above kiq init, driver need to re-init the mqd if mqd->cp_hqd_pq_control
* is not be initialized before
*/
tmp_mqd = (struct v9_mqd *)adev->gfx.mec.mqd_backup[mqd_idx];
if (!tmp_mqd->cp_hqd_pq_control ||
(!amdgpu_in_reset(adev) && !adev->in_suspend)) {
memset((void *)mqd, 0, sizeof(struct v9_mqd_allocation));
((struct v9_mqd_allocation *)mqd)->dynamic_cu_mask = 0xFFFFFFFF;
((struct v9_mqd_allocation *)mqd)->dynamic_rb_mask = 0xFFFFFFFF;
mutex_lock(&adev->srbm_mutex);
soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
gfx_v9_4_3_mqd_init(ring);
soc15_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
if (adev->gfx.mec.mqd_backup[mqd_idx])
memcpy(adev->gfx.mec.mqd_backup[mqd_idx], mqd, sizeof(struct v9_mqd_allocation));
} else if (amdgpu_in_reset(adev)) { /* for GPU_RESET case */
/* reset MQD to a clean status */
if (adev->gfx.mec.mqd_backup[mqd_idx])
memcpy(mqd, adev->gfx.mec.mqd_backup[mqd_idx], sizeof(struct v9_mqd_allocation));
/* reset ring buffer */
ring->wptr = 0;
atomic64_set((atomic64_t *)&adev->wb.wb[ring->wptr_offs], 0);
amdgpu_ring_clear_ring(ring);
} else {
amdgpu_ring_clear_ring(ring);
}
return 0;
}
static int gfx_v9_4_3_kiq_resume(struct amdgpu_device *adev)
{
struct amdgpu_ring *ring;
int r;
ring = &adev->gfx.kiq[0].ring;
r = amdgpu_bo_reserve(ring->mqd_obj, false);
if (unlikely(r != 0))
return r;
r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr);
if (unlikely(r != 0))
return r;
gfx_v9_4_3_kiq_init_queue(ring);
amdgpu_bo_kunmap(ring->mqd_obj);
ring->mqd_ptr = NULL;
amdgpu_bo_unreserve(ring->mqd_obj);
ring->sched.ready = true;
return 0;
}
static int gfx_v9_4_3_kcq_resume(struct amdgpu_device *adev)
{
struct amdgpu_ring *ring = NULL;
int r = 0, i;
gfx_v9_4_3_cp_compute_enable(adev, true);
for (i = 0; i < adev->gfx.num_compute_rings; i++) {
ring = &adev->gfx.compute_ring[i];
r = amdgpu_bo_reserve(ring->mqd_obj, false);
if (unlikely(r != 0))
goto done;
r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr);
if (!r) {
r = gfx_v9_4_3_kcq_init_queue(ring);
amdgpu_bo_kunmap(ring->mqd_obj);
ring->mqd_ptr = NULL;
}
amdgpu_bo_unreserve(ring->mqd_obj);
if (r)
goto done;
}
r = amdgpu_gfx_enable_kcq(adev, 0);
done:
return r;
}
static int gfx_v9_4_3_cp_resume(struct amdgpu_device *adev)
{
int r, i;
struct amdgpu_ring *ring;
gfx_v9_4_3_enable_gui_idle_interrupt(adev, false);
if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
gfx_v9_4_3_disable_gpa_mode(adev);
r = gfx_v9_4_3_cp_compute_load_microcode(adev);
if (r)
return r;
}
r = gfx_v9_4_3_kiq_resume(adev);
if (r)
return r;
r = gfx_v9_4_3_kcq_resume(adev);
if (r)
return r;
for (i = 0; i < adev->gfx.num_compute_rings; i++) {
ring = &adev->gfx.compute_ring[i];
amdgpu_ring_test_helper(ring);
}
gfx_v9_4_3_enable_gui_idle_interrupt(adev, true);
return 0;
}
static void gfx_v9_4_3_cp_enable(struct amdgpu_device *adev, bool enable)
{
gfx_v9_4_3_cp_compute_enable(adev, enable);
}
static int gfx_v9_4_3_hw_init(void *handle)
{
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
gfx_v9_4_3_init_golden_registers(adev);
gfx_v9_4_3_constants_init(adev);
r = adev->gfx.rlc.funcs->resume(adev);
if (r)
return r;
r = gfx_v9_4_3_cp_resume(adev);
if (r)
return r;
return r;
}
static int gfx_v9_4_3_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
amdgpu_irq_put(adev, &adev->gfx.priv_reg_irq, 0);
amdgpu_irq_put(adev, &adev->gfx.priv_inst_irq, 0);
if (amdgpu_gfx_disable_kcq(adev, 0))
DRM_ERROR("KCQ disable failed\n");
/* Use deinitialize sequence from CAIL when unbinding device from driver,
* otherwise KIQ is hanging when binding back
*/
if (!amdgpu_in_reset(adev) && !adev->in_suspend) {
mutex_lock(&adev->srbm_mutex);
soc15_grbm_select(adev, adev->gfx.kiq[0].ring.me,
adev->gfx.kiq[0].ring.pipe,
adev->gfx.kiq[0].ring.queue, 0);
gfx_v9_4_3_kiq_fini_register(&adev->gfx.kiq[0].ring);
soc15_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
}
gfx_v9_4_3_cp_enable(adev, false);
/* Skip suspend with A+A reset */
if (adev->gmc.xgmi.connected_to_cpu && amdgpu_in_reset(adev)) {
dev_dbg(adev->dev, "Device in reset. Skipping RLC halt\n");
return 0;
}
adev->gfx.rlc.funcs->stop(adev);
return 0;
}
static int gfx_v9_4_3_suspend(void *handle)
{
return gfx_v9_4_3_hw_fini(handle);
}
static int gfx_v9_4_3_resume(void *handle)
{
return gfx_v9_4_3_hw_init(handle);
}
static bool gfx_v9_4_3_is_idle(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (REG_GET_FIELD(RREG32_SOC15(GC, 0, regGRBM_STATUS),
GRBM_STATUS, GUI_ACTIVE))
return false;
else
return true;
}
static int gfx_v9_4_3_wait_for_idle(void *handle)
{
unsigned i;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
for (i = 0; i < adev->usec_timeout; i++) {
if (gfx_v9_4_3_is_idle(handle))
return 0;
udelay(1);
}
return -ETIMEDOUT;
}
static int gfx_v9_4_3_soft_reset(void *handle)
{
u32 grbm_soft_reset = 0;
u32 tmp;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
/* GRBM_STATUS */
tmp = RREG32_SOC15(GC, 0, regGRBM_STATUS);
if (tmp & (GRBM_STATUS__PA_BUSY_MASK | GRBM_STATUS__SC_BUSY_MASK |
GRBM_STATUS__BCI_BUSY_MASK | GRBM_STATUS__SX_BUSY_MASK |
GRBM_STATUS__TA_BUSY_MASK | GRBM_STATUS__VGT_BUSY_MASK |
GRBM_STATUS__DB_BUSY_MASK | GRBM_STATUS__CB_BUSY_MASK |
GRBM_STATUS__GDS_BUSY_MASK | GRBM_STATUS__SPI_BUSY_MASK |
GRBM_STATUS__IA_BUSY_MASK | GRBM_STATUS__IA_BUSY_NO_DMA_MASK)) {
grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
GRBM_SOFT_RESET, SOFT_RESET_CP, 1);
grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
GRBM_SOFT_RESET, SOFT_RESET_GFX, 1);
}
if (tmp & (GRBM_STATUS__CP_BUSY_MASK | GRBM_STATUS__CP_COHERENCY_BUSY_MASK)) {
grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
GRBM_SOFT_RESET, SOFT_RESET_CP, 1);
}
/* GRBM_STATUS2 */
tmp = RREG32_SOC15(GC, 0, regGRBM_STATUS2);
if (REG_GET_FIELD(tmp, GRBM_STATUS2, RLC_BUSY))
grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
GRBM_SOFT_RESET, SOFT_RESET_RLC, 1);
if (grbm_soft_reset) {
/* stop the rlc */
adev->gfx.rlc.funcs->stop(adev);
/* Disable MEC parsing/prefetching */
gfx_v9_4_3_cp_compute_enable(adev, false);
if (grbm_soft_reset) {
tmp = RREG32_SOC15(GC, 0, regGRBM_SOFT_RESET);
tmp |= grbm_soft_reset;
dev_info(adev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
WREG32_SOC15(GC, 0, regGRBM_SOFT_RESET, tmp);
tmp = RREG32_SOC15(GC, 0, regGRBM_SOFT_RESET);
udelay(50);
tmp &= ~grbm_soft_reset;
WREG32_SOC15(GC, 0, regGRBM_SOFT_RESET, tmp);
tmp = RREG32_SOC15(GC, 0, regGRBM_SOFT_RESET);
}
/* Wait a little for things to settle down */
udelay(50);
}
return 0;
}
static void gfx_v9_4_3_ring_emit_gds_switch(struct amdgpu_ring *ring,
uint32_t vmid,
uint32_t gds_base, uint32_t gds_size,
uint32_t gws_base, uint32_t gws_size,
uint32_t oa_base, uint32_t oa_size)
{
struct amdgpu_device *adev = ring->adev;
/* GDS Base */
gfx_v9_4_3_write_data_to_reg(ring, 0, false,
SOC15_REG_OFFSET(GC, 0, regGDS_VMID0_BASE) + 2 * vmid,
gds_base);
/* GDS Size */
gfx_v9_4_3_write_data_to_reg(ring, 0, false,
SOC15_REG_OFFSET(GC, 0, regGDS_VMID0_SIZE) + 2 * vmid,
gds_size);
/* GWS */
gfx_v9_4_3_write_data_to_reg(ring, 0, false,
SOC15_REG_OFFSET(GC, 0, regGDS_GWS_VMID0) + vmid,
gws_size << GDS_GWS_VMID0__SIZE__SHIFT | gws_base);
/* OA */
gfx_v9_4_3_write_data_to_reg(ring, 0, false,
SOC15_REG_OFFSET(GC, 0, regGDS_OA_VMID0) + vmid,
(1 << (oa_size + oa_base)) - (1 << oa_base));
}
static int gfx_v9_4_3_early_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
adev->gfx.num_compute_rings = min(amdgpu_gfx_get_num_kcq(adev),
AMDGPU_MAX_COMPUTE_RINGS);
gfx_v9_4_3_set_kiq_pm4_funcs(adev);
gfx_v9_4_3_set_ring_funcs(adev);
gfx_v9_4_3_set_irq_funcs(adev);
gfx_v9_4_3_set_gds_init(adev);
gfx_v9_4_3_set_rlc_funcs(adev);
return gfx_v9_4_3_init_microcode(adev);
}
static int gfx_v9_4_3_late_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int r;
r = amdgpu_irq_get(adev, &adev->gfx.priv_reg_irq, 0);
if (r)
return r;
r = amdgpu_irq_get(adev, &adev->gfx.priv_inst_irq, 0);
if (r)
return r;
return 0;
}
static void gfx_v9_4_3_update_medium_grain_clock_gating(struct amdgpu_device *adev,
bool enable)
{
uint32_t data, def;
amdgpu_gfx_rlc_enter_safe_mode(adev);
/* It is disabled by HW by default */
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGCG)) {
/* 1 - RLC_CGTT_MGCG_OVERRIDE */
def = data = RREG32_SOC15(GC, 0, regRLC_CGTT_MGCG_OVERRIDE);
data &= ~(RLC_CGTT_MGCG_OVERRIDE__GRBM_CGTT_SCLK_OVERRIDE_MASK |
RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK |
RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGLS_OVERRIDE_MASK);
/* only for Vega10 & Raven1 */
data |= RLC_CGTT_MGCG_OVERRIDE__RLC_CGTT_SCLK_OVERRIDE_MASK;
if (def != data)
WREG32_SOC15(GC, 0, regRLC_CGTT_MGCG_OVERRIDE, data);
/* MGLS is a global flag to control all MGLS in GFX */
if (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGLS) {
/* 2 - RLC memory Light sleep */
if (adev->cg_flags & AMD_CG_SUPPORT_GFX_RLC_LS) {
def = data = RREG32_SOC15(GC, 0, regRLC_MEM_SLP_CNTL);
data |= RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK;
if (def != data)
WREG32_SOC15(GC, 0, regRLC_MEM_SLP_CNTL, data);
}
/* 3 - CP memory Light sleep */
if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CP_LS) {
def = data = RREG32_SOC15(GC, 0, regCP_MEM_SLP_CNTL);
data |= CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK;
if (def != data)
WREG32_SOC15(GC, 0, regCP_MEM_SLP_CNTL, data);
}
}
} else {
/* 1 - MGCG_OVERRIDE */
def = data = RREG32_SOC15(GC, 0, regRLC_CGTT_MGCG_OVERRIDE);
data |= (RLC_CGTT_MGCG_OVERRIDE__RLC_CGTT_SCLK_OVERRIDE_MASK |
RLC_CGTT_MGCG_OVERRIDE__GRBM_CGTT_SCLK_OVERRIDE_MASK |
RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK |
RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGLS_OVERRIDE_MASK);
if (def != data)
WREG32_SOC15(GC, 0, regRLC_CGTT_MGCG_OVERRIDE, data);
/* 2 - disable MGLS in RLC */
data = RREG32_SOC15(GC, 0, regRLC_MEM_SLP_CNTL);
if (data & RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK) {
data &= ~RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK;
WREG32_SOC15(GC, 0, regRLC_MEM_SLP_CNTL, data);
}
/* 3 - disable MGLS in CP */
data = RREG32_SOC15(GC, 0, regCP_MEM_SLP_CNTL);
if (data & CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK) {
data &= ~CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK;
WREG32_SOC15(GC, 0, regCP_MEM_SLP_CNTL, data);
}
}
amdgpu_gfx_rlc_exit_safe_mode(adev);
}
static void gfx_v9_4_3_update_coarse_grain_clock_gating(struct amdgpu_device *adev,
bool enable)
{
uint32_t def, data;
amdgpu_gfx_rlc_enter_safe_mode(adev);
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGCG)) {
def = data = RREG32_SOC15(GC, 0, regRLC_CGTT_MGCG_OVERRIDE);
/* unset CGCG override */
data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGCG_OVERRIDE_MASK;
if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGLS)
data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGLS_OVERRIDE_MASK;
else
data |= RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGLS_OVERRIDE_MASK;
/* update CGCG and CGLS override bits */
if (def != data)
WREG32_SOC15(GC, 0, regRLC_CGTT_MGCG_OVERRIDE, data);
/* enable cgcg FSM(0x0000363F) */
def = RREG32_SOC15(GC, 0, regRLC_CGCG_CGLS_CTRL);
if (adev->asic_type == CHIP_ARCTURUS)
data = (0x2000 << RLC_CGCG_CGLS_CTRL__CGCG_GFX_IDLE_THRESHOLD__SHIFT) |
RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK;
else
data = (0x36 << RLC_CGCG_CGLS_CTRL__CGCG_GFX_IDLE_THRESHOLD__SHIFT) |
RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK;
if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGLS)
data |= (0x000F << RLC_CGCG_CGLS_CTRL__CGLS_REP_COMPANSAT_DELAY__SHIFT) |
RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK;
if (def != data)
WREG32_SOC15(GC, 0, regRLC_CGCG_CGLS_CTRL, data);
/* set IDLE_POLL_COUNT(0x00900100) */
def = RREG32_SOC15(GC, 0, regCP_RB_WPTR_POLL_CNTL);
data = (0x0100 << CP_RB_WPTR_POLL_CNTL__POLL_FREQUENCY__SHIFT) |
(0x0090 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT);
if (def != data)
WREG32_SOC15(GC, 0, regCP_RB_WPTR_POLL_CNTL, data);
} else {
def = data = RREG32_SOC15(GC, 0, regRLC_CGCG_CGLS_CTRL);
/* reset CGCG/CGLS bits */
data &= ~(RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK | RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK);
/* disable cgcg and cgls in FSM */
if (def != data)
WREG32_SOC15(GC, 0, regRLC_CGCG_CGLS_CTRL, data);
}
amdgpu_gfx_rlc_exit_safe_mode(adev);
}
static int gfx_v9_4_3_update_gfx_clock_gating(struct amdgpu_device *adev,
bool enable)
{
if (enable) {
/* CGCG/CGLS should be enabled after MGCG/MGLS
* === MGCG + MGLS ===
*/
gfx_v9_4_3_update_medium_grain_clock_gating(adev, enable);
/* === CGCG + CGLS === */
gfx_v9_4_3_update_coarse_grain_clock_gating(adev, enable);
} else {
/* CGCG/CGLS should be disabled before MGCG/MGLS
* === CGCG + CGLS ===
*/
gfx_v9_4_3_update_coarse_grain_clock_gating(adev, enable);
/* === MGCG + MGLS === */
gfx_v9_4_3_update_medium_grain_clock_gating(adev, enable);
}
return 0;
}
static const struct amdgpu_rlc_funcs gfx_v9_4_3_rlc_funcs = {
.is_rlc_enabled = gfx_v9_4_3_is_rlc_enabled,
.set_safe_mode = gfx_v9_4_3_set_safe_mode,
.unset_safe_mode = gfx_v9_4_3_unset_safe_mode,
.init = gfx_v9_4_3_rlc_init,
.get_csb_size = gfx_v9_4_3_get_csb_size,
.get_csb_buffer = gfx_v9_4_3_get_csb_buffer,
.resume = gfx_v9_4_3_rlc_resume,
.stop = gfx_v9_4_3_rlc_stop,
.reset = gfx_v9_4_3_rlc_reset,
.start = gfx_v9_4_3_rlc_start,
.update_spm_vmid = gfx_v9_4_3_update_spm_vmid,
.is_rlcg_access_range = gfx_v9_4_3_is_rlcg_access_range,
};
static int gfx_v9_4_3_set_powergating_state(void *handle,
enum amd_powergating_state state)
{
return 0;
}
static int gfx_v9_4_3_set_clockgating_state(void *handle,
enum amd_clockgating_state state)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (amdgpu_sriov_vf(adev))
return 0;
switch (adev->ip_versions[GC_HWIP][0]) {
case IP_VERSION(9, 4, 3):
gfx_v9_4_3_update_gfx_clock_gating(adev,
state == AMD_CG_STATE_GATE);
break;
default:
break;
}
return 0;
}
static void gfx_v9_4_3_get_clockgating_state(void *handle, u64 *flags)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int data;
if (amdgpu_sriov_vf(adev))
*flags = 0;
/* AMD_CG_SUPPORT_GFX_MGCG */
data = RREG32_KIQ(SOC15_REG_OFFSET(GC, 0, regRLC_CGTT_MGCG_OVERRIDE));
if (!(data & RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK))
*flags |= AMD_CG_SUPPORT_GFX_MGCG;
/* AMD_CG_SUPPORT_GFX_CGCG */
data = RREG32_KIQ(SOC15_REG_OFFSET(GC, 0, regRLC_CGCG_CGLS_CTRL));
if (data & RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK)
*flags |= AMD_CG_SUPPORT_GFX_CGCG;
/* AMD_CG_SUPPORT_GFX_CGLS */
if (data & RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK)
*flags |= AMD_CG_SUPPORT_GFX_CGLS;
/* AMD_CG_SUPPORT_GFX_RLC_LS */
data = RREG32_KIQ(SOC15_REG_OFFSET(GC, 0, regRLC_MEM_SLP_CNTL));
if (data & RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK)
*flags |= AMD_CG_SUPPORT_GFX_RLC_LS | AMD_CG_SUPPORT_GFX_MGLS;
/* AMD_CG_SUPPORT_GFX_CP_LS */
data = RREG32_KIQ(SOC15_REG_OFFSET(GC, 0, regCP_MEM_SLP_CNTL));
if (data & CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK)
*flags |= AMD_CG_SUPPORT_GFX_CP_LS | AMD_CG_SUPPORT_GFX_MGLS;
}
static void gfx_v9_4_3_ring_emit_hdp_flush(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
u32 ref_and_mask, reg_mem_engine;
const struct nbio_hdp_flush_reg *nbio_hf_reg = adev->nbio.hdp_flush_reg;
if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE) {
switch (ring->me) {
case 1:
ref_and_mask = nbio_hf_reg->ref_and_mask_cp2 << ring->pipe;
break;
case 2:
ref_and_mask = nbio_hf_reg->ref_and_mask_cp6 << ring->pipe;
break;
default:
return;
}
reg_mem_engine = 0;
} else {
ref_and_mask = nbio_hf_reg->ref_and_mask_cp0;
reg_mem_engine = 1; /* pfp */
}
gfx_v9_4_3_wait_reg_mem(ring, reg_mem_engine, 0, 1,
adev->nbio.funcs->get_hdp_flush_req_offset(adev),
adev->nbio.funcs->get_hdp_flush_done_offset(adev),
ref_and_mask, ref_and_mask, 0x20);
}
static void gfx_v9_4_3_ring_emit_ib_compute(struct amdgpu_ring *ring,
struct amdgpu_job *job,
struct amdgpu_ib *ib,
uint32_t flags)
{
unsigned vmid = AMDGPU_JOB_GET_VMID(job);
u32 control = INDIRECT_BUFFER_VALID | ib->length_dw | (vmid << 24);
/* Currently, there is a high possibility to get wave ID mismatch
* between ME and GDS, leading to a hw deadlock, because ME generates
* different wave IDs than the GDS expects. This situation happens
* randomly when at least 5 compute pipes use GDS ordered append.
* The wave IDs generated by ME are also wrong after suspend/resume.
* Those are probably bugs somewhere else in the kernel driver.
*
* Writing GDS_COMPUTE_MAX_WAVE_ID resets wave ID counters in ME and
* GDS to 0 for this ring (me/pipe).
*/
if (ib->flags & AMDGPU_IB_FLAG_RESET_GDS_MAX_WAVE_ID) {
amdgpu_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
amdgpu_ring_write(ring, regGDS_COMPUTE_MAX_WAVE_ID);
amdgpu_ring_write(ring, ring->adev->gds.gds_compute_max_wave_id);
}
amdgpu_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
BUG_ON(ib->gpu_addr & 0x3); /* Dword align */
amdgpu_ring_write(ring,
#ifdef __BIG_ENDIAN
(2 << 0) |
#endif
lower_32_bits(ib->gpu_addr));
amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
amdgpu_ring_write(ring, control);
}
static void gfx_v9_4_3_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
u64 seq, unsigned flags)
{
bool write64bit = flags & AMDGPU_FENCE_FLAG_64BIT;
bool int_sel = flags & AMDGPU_FENCE_FLAG_INT;
bool writeback = flags & AMDGPU_FENCE_FLAG_TC_WB_ONLY;
/* RELEASE_MEM - flush caches, send int */
amdgpu_ring_write(ring, PACKET3(PACKET3_RELEASE_MEM, 6));
amdgpu_ring_write(ring, ((writeback ? (EOP_TC_WB_ACTION_EN |
EOP_TC_NC_ACTION_EN) :
(EOP_TCL1_ACTION_EN |
EOP_TC_ACTION_EN |
EOP_TC_WB_ACTION_EN |
EOP_TC_MD_ACTION_EN)) |
EVENT_TYPE(CACHE_FLUSH_AND_INV_TS_EVENT) |
EVENT_INDEX(5)));
amdgpu_ring_write(ring, DATA_SEL(write64bit ? 2 : 1) | INT_SEL(int_sel ? 2 : 0));
/*
* the address should be Qword aligned if 64bit write, Dword
* aligned if only send 32bit data low (discard data high)
*/
if (write64bit)
BUG_ON(addr & 0x7);
else
BUG_ON(addr & 0x3);
amdgpu_ring_write(ring, lower_32_bits(addr));
amdgpu_ring_write(ring, upper_32_bits(addr));
amdgpu_ring_write(ring, lower_32_bits(seq));
amdgpu_ring_write(ring, upper_32_bits(seq));
amdgpu_ring_write(ring, 0);
}
static void gfx_v9_4_3_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
{
int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX);
uint32_t seq = ring->fence_drv.sync_seq;
uint64_t addr = ring->fence_drv.gpu_addr;
gfx_v9_4_3_wait_reg_mem(ring, usepfp, 1, 0,
lower_32_bits(addr), upper_32_bits(addr),
seq, 0xffffffff, 4);
}
static void gfx_v9_4_3_ring_emit_vm_flush(struct amdgpu_ring *ring,
unsigned vmid, uint64_t pd_addr)
{
amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
}
static u64 gfx_v9_4_3_ring_get_rptr_compute(struct amdgpu_ring *ring)
{
return ring->adev->wb.wb[ring->rptr_offs]; /* gfx9 hardware is 32bit rptr */
}
static u64 gfx_v9_4_3_ring_get_wptr_compute(struct amdgpu_ring *ring)
{
u64 wptr;
/* XXX check if swapping is necessary on BE */
if (ring->use_doorbell)
wptr = atomic64_read((atomic64_t *)&ring->adev->wb.wb[ring->wptr_offs]);
else
BUG();
return wptr;
}
static void gfx_v9_4_3_ring_set_wptr_compute(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
/* XXX check if swapping is necessary on BE */
if (ring->use_doorbell) {
atomic64_set((atomic64_t *)&adev->wb.wb[ring->wptr_offs], ring->wptr);
WDOORBELL64(ring->doorbell_index, ring->wptr);
} else {
BUG(); /* only DOORBELL method supported on gfx9 now */
}
}
static void gfx_v9_4_3_ring_emit_fence_kiq(struct amdgpu_ring *ring, u64 addr,
u64 seq, unsigned int flags)
{
struct amdgpu_device *adev = ring->adev;
/* we only allocate 32bit for each seq wb address */
BUG_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
/* write fence seq to the "addr" */
amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) |
WRITE_DATA_DST_SEL(5) | WR_CONFIRM));
amdgpu_ring_write(ring, lower_32_bits(addr));
amdgpu_ring_write(ring, upper_32_bits(addr));
amdgpu_ring_write(ring, lower_32_bits(seq));
if (flags & AMDGPU_FENCE_FLAG_INT) {
/* set register to trigger INT */
amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) |
WRITE_DATA_DST_SEL(0) | WR_CONFIRM));
amdgpu_ring_write(ring, SOC15_REG_OFFSET(GC, 0, regCPC_INT_STATUS));
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, 0x20000000); /* src_id is 178 */
}
}
static void gfx_v9_4_3_ring_emit_rreg(struct amdgpu_ring *ring, uint32_t reg,
uint32_t reg_val_offs)
{
struct amdgpu_device *adev = ring->adev;
amdgpu_ring_write(ring, PACKET3(PACKET3_COPY_DATA, 4));
amdgpu_ring_write(ring, 0 | /* src: register*/
(5 << 8) | /* dst: memory */
(1 << 20)); /* write confirm */
amdgpu_ring_write(ring, reg);
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, lower_32_bits(adev->wb.gpu_addr +
reg_val_offs * 4));
amdgpu_ring_write(ring, upper_32_bits(adev->wb.gpu_addr +
reg_val_offs * 4));
}
static void gfx_v9_4_3_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg,
uint32_t val)
{
uint32_t cmd = 0;
switch (ring->funcs->type) {
case AMDGPU_RING_TYPE_GFX:
cmd = WRITE_DATA_ENGINE_SEL(1) | WR_CONFIRM;
break;
case AMDGPU_RING_TYPE_KIQ:
cmd = (1 << 16); /* no inc addr */
break;
default:
cmd = WR_CONFIRM;
break;
}
amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
amdgpu_ring_write(ring, cmd);
amdgpu_ring_write(ring, reg);
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, val);
}
static void gfx_v9_4_3_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
uint32_t val, uint32_t mask)
{
gfx_v9_4_3_wait_reg_mem(ring, 0, 0, 0, reg, 0, val, mask, 0x20);
}
static void gfx_v9_4_3_ring_emit_reg_write_reg_wait(struct amdgpu_ring *ring,
uint32_t reg0, uint32_t reg1,
uint32_t ref, uint32_t mask)
{
amdgpu_ring_emit_reg_write_reg_wait_helper(ring, reg0, reg1,
ref, mask);
}
static void gfx_v9_4_3_set_compute_eop_interrupt_state(struct amdgpu_device *adev,
int me, int pipe,
enum amdgpu_interrupt_state state)
{
u32 mec_int_cntl, mec_int_cntl_reg;
/*
* amdgpu controls only the first MEC. That's why this function only
* handles the setting of interrupts for this specific MEC. All other
* pipes' interrupts are set by amdkfd.
*/
if (me == 1) {
switch (pipe) {
case 0:
mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, regCP_ME1_PIPE0_INT_CNTL);
break;
case 1:
mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, regCP_ME1_PIPE1_INT_CNTL);
break;
case 2:
mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, regCP_ME1_PIPE2_INT_CNTL);
break;
case 3:
mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, regCP_ME1_PIPE3_INT_CNTL);
break;
default:
DRM_DEBUG("invalid pipe %d\n", pipe);
return;
}
} else {
DRM_DEBUG("invalid me %d\n", me);
return;
}
switch (state) {
case AMDGPU_IRQ_STATE_DISABLE:
mec_int_cntl = RREG32(mec_int_cntl_reg);
mec_int_cntl = REG_SET_FIELD(mec_int_cntl, CP_ME1_PIPE0_INT_CNTL,
TIME_STAMP_INT_ENABLE, 0);
WREG32(mec_int_cntl_reg, mec_int_cntl);
break;
case AMDGPU_IRQ_STATE_ENABLE:
mec_int_cntl = RREG32(mec_int_cntl_reg);
mec_int_cntl = REG_SET_FIELD(mec_int_cntl, CP_ME1_PIPE0_INT_CNTL,
TIME_STAMP_INT_ENABLE, 1);
WREG32(mec_int_cntl_reg, mec_int_cntl);
break;
default:
break;
}
}
static int gfx_v9_4_3_set_priv_reg_fault_state(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
unsigned type,
enum amdgpu_interrupt_state state)
{
switch (state) {
case AMDGPU_IRQ_STATE_DISABLE:
case AMDGPU_IRQ_STATE_ENABLE:
WREG32_FIELD15_PREREG(GC, 0, CP_INT_CNTL_RING0,
PRIV_REG_INT_ENABLE,
state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
break;
default:
break;
}
return 0;
}
static int gfx_v9_4_3_set_priv_inst_fault_state(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
unsigned type,
enum amdgpu_interrupt_state state)
{
switch (state) {
case AMDGPU_IRQ_STATE_DISABLE:
case AMDGPU_IRQ_STATE_ENABLE:
WREG32_FIELD15_PREREG(GC, 0, CP_INT_CNTL_RING0,
PRIV_INSTR_INT_ENABLE,
state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
break;
default:
break;
}
return 0;
}
static int gfx_v9_4_3_set_eop_interrupt_state(struct amdgpu_device *adev,
struct amdgpu_irq_src *src,
unsigned type,
enum amdgpu_interrupt_state state)
{
switch (type) {
case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP:
gfx_v9_4_3_set_compute_eop_interrupt_state(adev, 1, 0, state);
break;
case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP:
gfx_v9_4_3_set_compute_eop_interrupt_state(adev, 1, 1, state);
break;
case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP:
gfx_v9_4_3_set_compute_eop_interrupt_state(adev, 1, 2, state);
break;
case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP:
gfx_v9_4_3_set_compute_eop_interrupt_state(adev, 1, 3, state);
break;
case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP:
gfx_v9_4_3_set_compute_eop_interrupt_state(adev, 2, 0, state);
break;
case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP:
gfx_v9_4_3_set_compute_eop_interrupt_state(adev, 2, 1, state);
break;
case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP:
gfx_v9_4_3_set_compute_eop_interrupt_state(adev, 2, 2, state);
break;
case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP:
gfx_v9_4_3_set_compute_eop_interrupt_state(adev, 2, 3, state);
break;
default:
break;
}
return 0;
}
static int gfx_v9_4_3_eop_irq(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
struct amdgpu_iv_entry *entry)
{
int i;
u8 me_id, pipe_id, queue_id;
struct amdgpu_ring *ring;
DRM_DEBUG("IH: CP EOP\n");
me_id = (entry->ring_id & 0x0c) >> 2;
pipe_id = (entry->ring_id & 0x03) >> 0;
queue_id = (entry->ring_id & 0x70) >> 4;
switch (me_id) {
case 0:
case 1:
case 2:
for (i = 0; i < adev->gfx.num_compute_rings; i++) {
ring = &adev->gfx.compute_ring[i];
/* Per-queue interrupt is supported for MEC starting from VI.
* The interrupt can only be enabled/disabled per pipe instead of per queue.
*/
if ((ring->me == me_id) && (ring->pipe == pipe_id) && (ring->queue == queue_id))
amdgpu_fence_process(ring);
}
break;
}
return 0;
}
static void gfx_v9_4_3_fault(struct amdgpu_device *adev,
struct amdgpu_iv_entry *entry)
{
u8 me_id, pipe_id, queue_id;
struct amdgpu_ring *ring;
int i;
me_id = (entry->ring_id & 0x0c) >> 2;
pipe_id = (entry->ring_id & 0x03) >> 0;
queue_id = (entry->ring_id & 0x70) >> 4;
switch (me_id) {
case 0:
case 1:
case 2:
for (i = 0; i < adev->gfx.num_compute_rings; i++) {
ring = &adev->gfx.compute_ring[i];
if (ring->me == me_id && ring->pipe == pipe_id &&
ring->queue == queue_id)
drm_sched_fault(&ring->sched);
}
break;
}
}
static int gfx_v9_4_3_priv_reg_irq(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
struct amdgpu_iv_entry *entry)
{
DRM_ERROR("Illegal register access in command stream\n");
gfx_v9_4_3_fault(adev, entry);
return 0;
}
static int gfx_v9_4_3_priv_inst_irq(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
struct amdgpu_iv_entry *entry)
{
DRM_ERROR("Illegal instruction in command stream\n");
gfx_v9_4_3_fault(adev, entry);
return 0;
}
static void gfx_v9_4_3_emit_mem_sync(struct amdgpu_ring *ring)
{
const unsigned int cp_coher_cntl =
PACKET3_ACQUIRE_MEM_CP_COHER_CNTL_SH_ICACHE_ACTION_ENA(1) |
PACKET3_ACQUIRE_MEM_CP_COHER_CNTL_SH_KCACHE_ACTION_ENA(1) |
PACKET3_ACQUIRE_MEM_CP_COHER_CNTL_TC_ACTION_ENA(1) |
PACKET3_ACQUIRE_MEM_CP_COHER_CNTL_TCL1_ACTION_ENA(1) |
PACKET3_ACQUIRE_MEM_CP_COHER_CNTL_TC_WB_ACTION_ENA(1);
/* ACQUIRE_MEM -make one or more surfaces valid for use by the subsequent operations */
amdgpu_ring_write(ring, PACKET3(PACKET3_ACQUIRE_MEM, 5));
amdgpu_ring_write(ring, cp_coher_cntl); /* CP_COHER_CNTL */
amdgpu_ring_write(ring, 0xffffffff); /* CP_COHER_SIZE */
amdgpu_ring_write(ring, 0xffffff); /* CP_COHER_SIZE_HI */
amdgpu_ring_write(ring, 0); /* CP_COHER_BASE */
amdgpu_ring_write(ring, 0); /* CP_COHER_BASE_HI */
amdgpu_ring_write(ring, 0x0000000A); /* POLL_INTERVAL */
}
static void gfx_v9_4_3_emit_wave_limit_cs(struct amdgpu_ring *ring,
uint32_t pipe, bool enable)
{
struct amdgpu_device *adev = ring->adev;
uint32_t val;
uint32_t wcl_cs_reg;
/* regSPI_WCL_PIPE_PERCENT_CS[0-7]_DEFAULT values are same */
val = enable ? 0x1 : 0x7f;
switch (pipe) {
case 0:
wcl_cs_reg = SOC15_REG_OFFSET(GC, 0, regSPI_WCL_PIPE_PERCENT_CS0);
break;
case 1:
wcl_cs_reg = SOC15_REG_OFFSET(GC, 0, regSPI_WCL_PIPE_PERCENT_CS1);
break;
case 2:
wcl_cs_reg = SOC15_REG_OFFSET(GC, 0, regSPI_WCL_PIPE_PERCENT_CS2);
break;
case 3:
wcl_cs_reg = SOC15_REG_OFFSET(GC, 0, regSPI_WCL_PIPE_PERCENT_CS3);
break;
default:
DRM_DEBUG("invalid pipe %d\n", pipe);
return;
}
amdgpu_ring_emit_wreg(ring, wcl_cs_reg, val);
}
static void gfx_v9_4_3_emit_wave_limit(struct amdgpu_ring *ring, bool enable)
{
struct amdgpu_device *adev = ring->adev;
uint32_t val;
int i;
/* regSPI_WCL_PIPE_PERCENT_GFX is 7 bit multiplier register to limit
* number of gfx waves. Setting 5 bit will make sure gfx only gets
* around 25% of gpu resources.
*/
val = enable ? 0x1f : 0x07ffffff;
amdgpu_ring_emit_wreg(ring,
SOC15_REG_OFFSET(GC, 0, regSPI_WCL_PIPE_PERCENT_GFX),
val);
/* Restrict waves for normal/low priority compute queues as well
* to get best QoS for high priority compute jobs.
*
* amdgpu controls only 1st ME(0-3 CS pipes).
*/
for (i = 0; i < adev->gfx.mec.num_pipe_per_mec; i++) {
if (i != ring->pipe)
gfx_v9_4_3_emit_wave_limit_cs(ring, i, enable);
}
}
static const struct amd_ip_funcs gfx_v9_4_3_ip_funcs = {
.name = "gfx_v9_4_3",
.early_init = gfx_v9_4_3_early_init,
.late_init = gfx_v9_4_3_late_init,
.sw_init = gfx_v9_4_3_sw_init,
.sw_fini = gfx_v9_4_3_sw_fini,
.hw_init = gfx_v9_4_3_hw_init,
.hw_fini = gfx_v9_4_3_hw_fini,
.suspend = gfx_v9_4_3_suspend,
.resume = gfx_v9_4_3_resume,
.is_idle = gfx_v9_4_3_is_idle,
.wait_for_idle = gfx_v9_4_3_wait_for_idle,
.soft_reset = gfx_v9_4_3_soft_reset,
.set_clockgating_state = gfx_v9_4_3_set_clockgating_state,
.set_powergating_state = gfx_v9_4_3_set_powergating_state,
.get_clockgating_state = gfx_v9_4_3_get_clockgating_state,
};
static const struct amdgpu_ring_funcs gfx_v9_4_3_ring_funcs_compute = {
.type = AMDGPU_RING_TYPE_COMPUTE,
.align_mask = 0xff,
.nop = PACKET3(PACKET3_NOP, 0x3FFF),
.support_64bit_ptrs = true,
.get_rptr = gfx_v9_4_3_ring_get_rptr_compute,
.get_wptr = gfx_v9_4_3_ring_get_wptr_compute,
.set_wptr = gfx_v9_4_3_ring_set_wptr_compute,
.emit_frame_size =
20 + /* gfx_v9_4_3_ring_emit_gds_switch */
7 + /* gfx_v9_4_3_ring_emit_hdp_flush */
5 + /* hdp invalidate */
7 + /* gfx_v9_4_3_ring_emit_pipeline_sync */
SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
2 + /* gfx_v9_4_3_ring_emit_vm_flush */
8 + 8 + 8 + /* gfx_v9_4_3_ring_emit_fence x3 for user fence, vm fence */
7 + /* gfx_v9_4_3_emit_mem_sync */
5 + /* gfx_v9_4_3_emit_wave_limit for updating regSPI_WCL_PIPE_PERCENT_GFX register */
15, /* for updating 3 regSPI_WCL_PIPE_PERCENT_CS registers */
.emit_ib_size = 7, /* gfx_v9_4_3_ring_emit_ib_compute */
.emit_ib = gfx_v9_4_3_ring_emit_ib_compute,
.emit_fence = gfx_v9_4_3_ring_emit_fence,
.emit_pipeline_sync = gfx_v9_4_3_ring_emit_pipeline_sync,
.emit_vm_flush = gfx_v9_4_3_ring_emit_vm_flush,
.emit_gds_switch = gfx_v9_4_3_ring_emit_gds_switch,
.emit_hdp_flush = gfx_v9_4_3_ring_emit_hdp_flush,
.test_ring = gfx_v9_4_3_ring_test_ring,
.test_ib = gfx_v9_4_3_ring_test_ib,
.insert_nop = amdgpu_ring_insert_nop,
.pad_ib = amdgpu_ring_generic_pad_ib,
.emit_wreg = gfx_v9_4_3_ring_emit_wreg,
.emit_reg_wait = gfx_v9_4_3_ring_emit_reg_wait,
.emit_reg_write_reg_wait = gfx_v9_4_3_ring_emit_reg_write_reg_wait,
.emit_mem_sync = gfx_v9_4_3_emit_mem_sync,
.emit_wave_limit = gfx_v9_4_3_emit_wave_limit,
};
static const struct amdgpu_ring_funcs gfx_v9_4_3_ring_funcs_kiq = {
.type = AMDGPU_RING_TYPE_KIQ,
.align_mask = 0xff,
.nop = PACKET3(PACKET3_NOP, 0x3FFF),
.support_64bit_ptrs = true,
.get_rptr = gfx_v9_4_3_ring_get_rptr_compute,
.get_wptr = gfx_v9_4_3_ring_get_wptr_compute,
.set_wptr = gfx_v9_4_3_ring_set_wptr_compute,
.emit_frame_size =
20 + /* gfx_v9_4_3_ring_emit_gds_switch */
7 + /* gfx_v9_4_3_ring_emit_hdp_flush */
5 + /* hdp invalidate */
7 + /* gfx_v9_4_3_ring_emit_pipeline_sync */
SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
2 + /* gfx_v9_4_3_ring_emit_vm_flush */
8 + 8 + 8, /* gfx_v9_4_3_ring_emit_fence_kiq x3 for user fence, vm fence */
.emit_ib_size = 7, /* gfx_v9_4_3_ring_emit_ib_compute */
.emit_fence = gfx_v9_4_3_ring_emit_fence_kiq,
.test_ring = gfx_v9_4_3_ring_test_ring,
.insert_nop = amdgpu_ring_insert_nop,
.pad_ib = amdgpu_ring_generic_pad_ib,
.emit_rreg = gfx_v9_4_3_ring_emit_rreg,
.emit_wreg = gfx_v9_4_3_ring_emit_wreg,
.emit_reg_wait = gfx_v9_4_3_ring_emit_reg_wait,
.emit_reg_write_reg_wait = gfx_v9_4_3_ring_emit_reg_write_reg_wait,
};
static void gfx_v9_4_3_set_ring_funcs(struct amdgpu_device *adev)
{
int i;
adev->gfx.kiq[0].ring.funcs = &gfx_v9_4_3_ring_funcs_kiq;
for (i = 0; i < adev->gfx.num_compute_rings; i++)
adev->gfx.compute_ring[i].funcs = &gfx_v9_4_3_ring_funcs_compute;
}
static const struct amdgpu_irq_src_funcs gfx_v9_4_3_eop_irq_funcs = {
.set = gfx_v9_4_3_set_eop_interrupt_state,
.process = gfx_v9_4_3_eop_irq,
};
static const struct amdgpu_irq_src_funcs gfx_v9_4_3_priv_reg_irq_funcs = {
.set = gfx_v9_4_3_set_priv_reg_fault_state,
.process = gfx_v9_4_3_priv_reg_irq,
};
static const struct amdgpu_irq_src_funcs gfx_v9_4_3_priv_inst_irq_funcs = {
.set = gfx_v9_4_3_set_priv_inst_fault_state,
.process = gfx_v9_4_3_priv_inst_irq,
};
static void gfx_v9_4_3_set_irq_funcs(struct amdgpu_device *adev)
{
adev->gfx.eop_irq.num_types = AMDGPU_CP_IRQ_LAST;
adev->gfx.eop_irq.funcs = &gfx_v9_4_3_eop_irq_funcs;
adev->gfx.priv_reg_irq.num_types = 1;
adev->gfx.priv_reg_irq.funcs = &gfx_v9_4_3_priv_reg_irq_funcs;
adev->gfx.priv_inst_irq.num_types = 1;
adev->gfx.priv_inst_irq.funcs = &gfx_v9_4_3_priv_inst_irq_funcs;
}
static void gfx_v9_4_3_set_rlc_funcs(struct amdgpu_device *adev)
{
adev->gfx.rlc.funcs = &gfx_v9_4_3_rlc_funcs;
}
static void gfx_v9_4_3_set_gds_init(struct amdgpu_device *adev)
{
/* init asci gds info */
switch (adev->ip_versions[GC_HWIP][0]) {
case IP_VERSION(9, 4, 3):
/* 9.4.3 removed all the GDS internal memory,
* only support GWS opcode in kernel, like barrier
* semaphore.etc */
adev->gds.gds_size = 0;
break;
default:
adev->gds.gds_size = 0x10000;
break;
}
switch (adev->ip_versions[GC_HWIP][0]) {
case IP_VERSION(9, 4, 3):
/* deprecated for 9.4.3, no usage at all */
adev->gds.gds_compute_max_wave_id = 0;
break;
default:
/* this really depends on the chip */
adev->gds.gds_compute_max_wave_id = 0x7ff;
break;
}
adev->gds.gws_size = 64;
adev->gds.oa_size = 16;
}
static void gfx_v9_4_3_set_user_cu_inactive_bitmap(struct amdgpu_device *adev,
u32 bitmap)
{
u32 data;
if (!bitmap)
return;
data = bitmap << GC_USER_SHADER_ARRAY_CONFIG__INACTIVE_CUS__SHIFT;
data &= GC_USER_SHADER_ARRAY_CONFIG__INACTIVE_CUS_MASK;
WREG32_SOC15(GC, 0, regGC_USER_SHADER_ARRAY_CONFIG, data);
}
static u32 gfx_v9_4_3_get_cu_active_bitmap(struct amdgpu_device *adev)
{
u32 data, mask;
data = RREG32_SOC15(GC, 0, regCC_GC_SHADER_ARRAY_CONFIG);
data |= RREG32_SOC15(GC, 0, regGC_USER_SHADER_ARRAY_CONFIG);
data &= CC_GC_SHADER_ARRAY_CONFIG__INACTIVE_CUS_MASK;
data >>= CC_GC_SHADER_ARRAY_CONFIG__INACTIVE_CUS__SHIFT;
mask = amdgpu_gfx_create_bitmask(adev->gfx.config.max_cu_per_sh);
return (~data) & mask;
}
static int gfx_v9_4_3_get_cu_info(struct amdgpu_device *adev,
struct amdgpu_cu_info *cu_info)
{
int i, j, k, counter, active_cu_number = 0;
u32 mask, bitmap, ao_bitmap, ao_cu_mask = 0;
unsigned disable_masks[4 * 4];
if (!adev || !cu_info)
return -EINVAL;
/*
* 16 comes from bitmap array size 4*4, and it can cover all gfx9 ASICs
*/
if (adev->gfx.config.max_shader_engines *
adev->gfx.config.max_sh_per_se > 16)
return -EINVAL;
amdgpu_gfx_parse_disable_cu(disable_masks,
adev->gfx.config.max_shader_engines,
adev->gfx.config.max_sh_per_se);
mutex_lock(&adev->grbm_idx_mutex);
for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
mask = 1;
ao_bitmap = 0;
counter = 0;
gfx_v9_4_3_select_se_sh(adev, i, j, 0xffffffff);
gfx_v9_4_3_set_user_cu_inactive_bitmap(
adev, disable_masks[i * adev->gfx.config.max_sh_per_se + j]);
bitmap = gfx_v9_4_3_get_cu_active_bitmap(adev);
/*
* The bitmap(and ao_cu_bitmap) in cu_info structure is
* 4x4 size array, and it's usually suitable for Vega
* ASICs which has 4*2 SE/SH layout.
* But for Arcturus, SE/SH layout is changed to 8*1.
* To mostly reduce the impact, we make it compatible
* with current bitmap array as below:
* SE4,SH0 --> bitmap[0][1]
* SE5,SH0 --> bitmap[1][1]
* SE6,SH0 --> bitmap[2][1]
* SE7,SH0 --> bitmap[3][1]
*/
cu_info->bitmap[i % 4][j + i / 4] = bitmap;
for (k = 0; k < adev->gfx.config.max_cu_per_sh; k++) {
if (bitmap & mask) {
if (counter < adev->gfx.config.max_cu_per_sh)
ao_bitmap |= mask;
counter++;
}
mask <<= 1;
}
active_cu_number += counter;
if (i < 2 && j < 2)
ao_cu_mask |= (ao_bitmap << (i * 16 + j * 8));
cu_info->ao_cu_bitmap[i % 4][j + i / 4] = ao_bitmap;
}
}
gfx_v9_4_3_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
mutex_unlock(&adev->grbm_idx_mutex);
cu_info->number = active_cu_number;
cu_info->ao_cu_mask = ao_cu_mask;
cu_info->simd_per_cu = NUM_SIMD_PER_CU;
return 0;
}
const struct amdgpu_ip_block_version gfx_v9_4_3_ip_block = {
.type = AMD_IP_BLOCK_TYPE_GFX,
.major = 9,
.minor = 4,
.rev = 0,
.funcs = &gfx_v9_4_3_ip_funcs,
};
drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.h
View file @ 86301129
......@@ -24,7 +24,6 @@
#ifndef __GFX_V9_4_3_H__
#define __GFX_V9_4_3_H__
extern const struct amdgpu_gfx_funcs gfx_v9_4_3_gfx_funcs;
extern const struct amdgpu_rlc_funcs gfx_v9_4_3_rlc_funcs;
extern const struct amdgpu_ip_block_version gfx_v9_4_3_ip_block;
#endif /* __GFX_V9_4_3_H__ */
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment
GitLab Nexedi Edition | About GitLab | About Nexedi | 沪ICP备2021021310号-2 | 沪ICP备2021021310号-7