/*
* Copyright 2019 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include <linux/firmware.h>
#include "amdgpu.h"
#include "amdgpu_vcn.h"
#include "amdgpu_pm.h"
#include "amdgpu_cs.h"
#include "soc15.h"
#include "soc15d.h"
#include "vcn_v2_0.h"
#include "mmsch_v3_0.h"
#include "vcn_sw_ring.h"
#include "vcn/vcn_3_0_0_offset.h"
#include "vcn/vcn_3_0_0_sh_mask.h"
#include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
#include <drm/drm_drv.h>
#define VCN_VID_SOC_ADDRESS_2_0 0x1fa00
#define VCN1_VID_SOC_ADDRESS_3_0 0x48200
#define mmUVD_CONTEXT_ID_INTERNAL_OFFSET 0x27
#define mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET 0x0f
#define mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET 0x10
#define mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET 0x11
#define mmUVD_NO_OP_INTERNAL_OFFSET 0x29
#define mmUVD_GP_SCRATCH8_INTERNAL_OFFSET 0x66
#define mmUVD_SCRATCH9_INTERNAL_OFFSET 0xc01d
#define mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET 0x431
#define mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET 0x3b4
#define mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET 0x3b5
#define mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET 0x25c
#define VCN_INSTANCES_SIENNA_CICHLID 2
#define DEC_SW_RING_ENABLED FALSE
#define RDECODE_MSG_CREATE 0x00000000
#define RDECODE_MESSAGE_CREATE 0x00000001
static const struct amdgpu_hwip_reg_entry vcn_reg_list_3_0[] = {
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_POWER_STATUS),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_STATUS),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_CONTEXT_ID),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_CONTEXT_ID2),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_DATA0),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_DATA1),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_CMD),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI2),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO2),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI3),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO3),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI4),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO4),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR2),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR2),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR3),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR3),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR4),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR4),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE2),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE3),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE4),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_PGFSM_CONFIG),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_PGFSM_STATUS),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_CTL),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_DATA),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_MASK),
SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_PAUSE)
};
static int amdgpu_ih_clientid_vcns[] = {
SOC15_IH_CLIENTID_VCN,
SOC15_IH_CLIENTID_VCN1
};
static int vcn_v3_0_start_sriov(struct amdgpu_device *adev);
static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev);
static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev);
static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev);
static int vcn_v3_0_set_powergating_state(void *handle,
enum amd_powergating_state state);
static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
int inst_idx, struct dpg_pause_state *new_state);
static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring);
static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring);
/**
* vcn_v3_0_early_init - set function pointers and load microcode
*
* @handle: amdgpu_device pointer
*
* Set ring and irq function pointers
* Load microcode from filesystem
*/
static int vcn_v3_0_early_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (amdgpu_sriov_vf(adev)) {
adev->vcn.num_vcn_inst = VCN_INSTANCES_SIENNA_CICHLID;
adev->vcn.harvest_config = 0;
adev->vcn.num_enc_rings = 1;
} else {
if (adev->vcn.harvest_config == (AMDGPU_VCN_HARVEST_VCN0 |
AMDGPU_VCN_HARVEST_VCN1))
/* both instances are harvested, disable the block */
return -ENOENT;
if (amdgpu_ip_version(adev, UVD_HWIP, 0) ==
IP_VERSION(3, 0, 33))
adev->vcn.num_enc_rings = 0;
else
adev->vcn.num_enc_rings = 2;
}
vcn_v3_0_set_dec_ring_funcs(adev);
vcn_v3_0_set_enc_ring_funcs(adev);
vcn_v3_0_set_irq_funcs(adev);
return amdgpu_vcn_early_init(adev);
}
/**
* vcn_v3_0_sw_init - sw init for VCN block
*
* @handle: amdgpu_device pointer
*
* Load firmware and sw initialization
*/
static int vcn_v3_0_sw_init(void *handle)
{
struct amdgpu_ring *ring;
int i, j, r;
int vcn_doorbell_index = 0;
uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_3_0);
uint32_t *ptr;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
r = amdgpu_vcn_sw_init(adev);
if (r)
return r;
amdgpu_vcn_setup_ucode(adev);
r = amdgpu_vcn_resume(adev);
if (r)
return r;
/*
* Note: doorbell assignment is fixed for SRIOV multiple VCN engines
* Formula:
* vcn_db_base = adev->doorbell_index.vcn.vcn_ring0_1 << 1;
* dec_ring_i = vcn_db_base + i * (adev->vcn.num_enc_rings + 1)
* enc_ring_i,j = vcn_db_base + i * (adev->vcn.num_enc_rings + 1) + 1 + j
*/
if (amdgpu_sriov_vf(adev)) {
vcn_doorbell_index = adev->doorbell_index.vcn.vcn_ring0_1;
/* get DWORD offset */
vcn_doorbell_index = vcn_doorbell_index << 1;
}
for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
volatile struct amdgpu_fw_shared *fw_shared;
if (adev->vcn.harvest_config & (1 << i))
continue;
adev->vcn.internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET;
adev->vcn.internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET;
adev->vcn.internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET;
adev->vcn.internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET;
adev->vcn.internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET;
adev->vcn.internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET;
adev->vcn.internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET;
adev->vcn.inst[i].external.scratch9 = SOC15_REG_OFFSET(VCN, i, mmUVD_SCRATCH9);
adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET;
adev->vcn.inst[i].external.data0 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA0);
adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET;
adev->vcn.inst[i].external.data1 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA1);
adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET;
adev->vcn.inst[i].external.cmd = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_CMD);
adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
adev->vcn.inst[i].external.nop = SOC15_REG_OFFSET(VCN, i, mmUVD_NO_OP);
/* VCN DEC TRAP */
r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[i].irq);
if (r)
return r;
atomic_set(&adev->vcn.inst[i].sched_score, 0);
ring = &adev->vcn.inst[i].ring_dec;
ring->use_doorbell = true;
if (amdgpu_sriov_vf(adev)) {
ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.num_enc_rings + 1);
} else {
ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i;
}
ring->vm_hub = AMDGPU_MMHUB0(0);
sprintf(ring->name, "vcn_dec_%d", i);
r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
AMDGPU_RING_PRIO_DEFAULT,
&adev->vcn.inst[i].sched_score);
if (r)
return r;
for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(j);
/* VCN ENC TRAP */
r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
j + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[i].irq);
if (r)
return r;
ring = &adev->vcn.inst[i].ring_enc[j];
ring->use_doorbell = true;
if (amdgpu_sriov_vf(adev)) {
ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.num_enc_rings + 1) + 1 + j;
} else {
ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + j + 8 * i;
}
ring->vm_hub = AMDGPU_MMHUB0(0);
sprintf(ring->name, "vcn_enc_%d.%d", i, j);
r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
hw_prio, &adev->vcn.inst[i].sched_score);
if (r)
return r;
}
fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_SW_RING_FLAG) |
cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG) |
cpu_to_le32(AMDGPU_VCN_FW_SHARED_FLAG_0_RB);
fw_shared->sw_ring.is_enabled = cpu_to_le32(DEC_SW_RING_ENABLED);
fw_shared->present_flag_0 |= AMDGPU_VCN_SMU_VERSION_INFO_FLAG;
if (amdgpu_ip_version(adev, UVD_HWIP, 0) == IP_VERSION(3, 1, 2))
fw_shared->smu_interface_info.smu_interface_type = 2;
else if (amdgpu_ip_version(adev, UVD_HWIP, 0) ==
IP_VERSION(3, 1, 1))
fw_shared->smu_interface_info.smu_interface_type = 1;
if (amdgpu_vcnfw_log)
amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
}
if (amdgpu_sriov_vf(adev)) {
r = amdgpu_virt_alloc_mm_table(adev);
if (r)
return r;
}
if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
adev->vcn.pause_dpg_mode = vcn_v3_0_pause_dpg_mode;
/* Allocate memory for VCN IP Dump buffer */
ptr = kcalloc(adev->vcn.num_vcn_inst * reg_count, sizeof(uint32_t), GFP_KERNEL);
if (ptr == NULL) {
DRM_ERROR("Failed to allocate memory for VCN IP Dump\n");
adev->vcn.ip_dump = NULL;
} else {
adev->vcn.ip_dump = ptr;
}
return 0;
}
/**
* vcn_v3_0_sw_fini - sw fini for VCN block
*
* @handle: amdgpu_device pointer
*
* VCN suspend and free up sw allocation
*/
static int vcn_v3_0_sw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int i, r, idx;
if (drm_dev_enter(adev_to_drm(adev), &idx)) {
for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
volatile struct amdgpu_fw_shared *fw_shared;
if (adev->vcn.harvest_config & (1 << i))
continue;
fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
fw_shared->present_flag_0 = 0;
fw_shared->sw_ring.is_enabled = false;
}
drm_dev_exit(idx);
}
if (amdgpu_sriov_vf(adev))
amdgpu_virt_free_mm_table(adev);
r = amdgpu_vcn_suspend(adev);
if (r)
return r;
r = amdgpu_vcn_sw_fini(adev);
kfree(adev->vcn.ip_dump);
return r;
}
/**
* vcn_v3_0_hw_init - start and test VCN block
*
* @handle: amdgpu_device pointer
*
* Initialize the hardware, boot up the VCPU and do some testing
*/
static int vcn_v3_0_hw_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
struct amdgpu_ring *ring;
int i, j, r;
if (amdgpu_sriov_vf(adev)) {
r = vcn_v3_0_start_sriov(adev);
if (r)
return r;
/* initialize VCN dec and enc ring buffers */
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
ring = &adev->vcn.inst[i].ring_dec;
if (amdgpu_vcn_is_disabled_vcn(adev, VCN_DECODE_RING, i)) {
ring->sched.ready = false;
ring->no_scheduler = true;
dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name);
} else {
ring->wptr = 0;
ring->wptr_old = 0;
vcn_v3_0_dec_ring_set_wptr(ring);
ring->sched.ready = true;
}
for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
ring = &adev->vcn.inst[i].ring_enc[j];
if (amdgpu_vcn_is_disabled_vcn(adev, VCN_ENCODE_RING, i)) {
ring->sched.ready = false;
ring->no_scheduler = true;
dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name);
} else {
ring->wptr = 0;
ring->wptr_old = 0;
vcn_v3_0_enc_ring_set_wptr(ring);
ring->sched.ready = true;
}
}
}
} else {
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
ring = &adev->vcn.inst[i].ring_dec;
adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
ring->doorbell_index, i);
r = amdgpu_ring_test_helper(ring);
if (r)
return r;
for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
ring = &adev->vcn.inst[i].ring_enc[j];
r = amdgpu_ring_test_helper(ring);
if (r)
return r;
}
}
}
return 0;
}
/**
* vcn_v3_0_hw_fini - stop the hardware block
*
* @handle: amdgpu_device pointer
*
* Stop the VCN block, mark ring as not ready any more
*/
static int vcn_v3_0_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int i;
cancel_delayed_work_sync(&adev->vcn.idle_work);
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
if (!amdgpu_sriov_vf(adev)) {
if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
(adev->vcn.cur_state != AMD_PG_STATE_GATE &&
RREG32_SOC15(VCN, i, mmUVD_STATUS))) {
vcn_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
}
}
}
return 0;
}
/**
* vcn_v3_0_suspend - suspend VCN block
*
* @handle: amdgpu_device pointer
*
* HW fini and suspend VCN block
*/
static int vcn_v3_0_suspend(void *handle)
{
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
r = vcn_v3_0_hw_fini(adev);
if (r)
return r;
r = amdgpu_vcn_suspend(adev);
return r;
}
/**
* vcn_v3_0_resume - resume VCN block
*
* @handle: amdgpu_device pointer
*
* Resume firmware and hw init VCN block
*/
static int vcn_v3_0_resume(void *handle)
{
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
r = amdgpu_vcn_resume(adev);
if (r)
return r;
r = vcn_v3_0_hw_init(adev);
return r;
}
/**
* vcn_v3_0_mc_resume - memory controller programming
*
* @adev: amdgpu_device pointer
* @inst: instance number
*
* Let the VCN memory controller know it's offsets
*/
static void vcn_v3_0_mc_resume(struct amdgpu_device *adev, int inst)
{
uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[inst]->size + 4);
uint32_t offset;
/* cache window 0: fw */
if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_lo));
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_hi));
WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0, 0);
offset = 0;
} else {
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst[inst].gpu_addr));
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst[inst].gpu_addr));
offset = size;
WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0,
AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
}
WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE0, size);
/* cache window 1: stack */
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET1, 0);
WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
/* cache window 2: context */
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET2, 0);
WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
/* non-cache window */
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_SIZE0,
AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
}
static void vcn_v3_0_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
{
uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[inst_idx]->size + 4);
uint32_t offset;
/* cache window 0: fw */
if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
if (!indirect) {
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
} else {
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
}
offset = 0;
} else {
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
offset = size;
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0),
AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
}
if (!indirect)
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
else
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
/* cache window 1: stack */
if (!indirect) {
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
} else {
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
}
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
/* cache window 2: context */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
/* non-cache window */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_VCPU_NONCACHE_SIZE0),
AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect);
/* VCN global tiling registers */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
UVD, inst_idx, mmUVD_GFX10_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
}
static void vcn_v3_0_disable_static_power_gating(struct amdgpu_device *adev, int inst)
{
uint32_t data = 0;
if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS,
UVD_PGFSM_STATUS__UVDM_UVDU_UVDLM_PWR_ON_3_0, 0x3F3FFFFF);
} else {
data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, 0, 0x3F3FFFFF);
}
data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
data &= ~0x103;
if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON |
UVD_POWER_STATUS__UVD_PG_EN_MASK;
WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
}
static void vcn_v3_0_enable_static_power_gating(struct amdgpu_device *adev, int inst)
{
uint32_t data;
if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
/* Before power off, this indicator has to be turned on */
data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDIRL_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDLM_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDAB_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDATD_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDNA_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDNB_PWR_STATUS__SHIFT);
SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, data, 0x3F3FFFFF);
}
}
/**
* vcn_v3_0_disable_clock_gating - disable VCN clock gating
*
* @adev: amdgpu_device pointer
* @inst: instance number
*
* Disable clock gating for VCN block
*/
static void vcn_v3_0_disable_clock_gating(struct amdgpu_device *adev, int inst)
{
uint32_t data;
/* VCN disable CGC */
data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
else
data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
data = RREG32_SOC15(VCN, inst, mmUVD_CGC_GATE);
data &= ~(UVD_CGC_GATE__SYS_MASK
| UVD_CGC_GATE__UDEC_MASK
| UVD_CGC_GATE__MPEG2_MASK
| UVD_CGC_GATE__REGS_MASK
| UVD_CGC_GATE__RBC_MASK
| UVD_CGC_GATE__LMI_MC_MASK
| UVD_CGC_GATE__LMI_UMC_MASK
| UVD_CGC_GATE__IDCT_MASK
| UVD_CGC_GATE__MPRD_MASK
| UVD_CGC_GATE__MPC_MASK
| UVD_CGC_GATE__LBSI_MASK
| UVD_CGC_GATE__LRBBM_MASK
| UVD_CGC_GATE__UDEC_RE_MASK
| UVD_CGC_GATE__UDEC_CM_MASK
| UVD_CGC_GATE__UDEC_IT_MASK
| UVD_CGC_GATE__UDEC_DB_MASK
| UVD_CGC_GATE__UDEC_MP_MASK
| UVD_CGC_GATE__WCB_MASK
| UVD_CGC_GATE__VCPU_MASK
| UVD_CGC_GATE__MMSCH_MASK);
WREG32_SOC15(VCN, inst, mmUVD_CGC_GATE, data);
SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_CGC_GATE, 0, 0xFFFFFFFF);
data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
| UVD_CGC_CTRL__SYS_MODE_MASK
| UVD_CGC_CTRL__UDEC_MODE_MASK
| UVD_CGC_CTRL__MPEG2_MODE_MASK
| UVD_CGC_CTRL__REGS_MODE_MASK
| UVD_CGC_CTRL__RBC_MODE_MASK
| UVD_CGC_CTRL__LMI_MC_MODE_MASK
| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
| UVD_CGC_CTRL__IDCT_MODE_MASK
| UVD_CGC_CTRL__MPRD_MODE_MASK
| UVD_CGC_CTRL__MPC_MODE_MASK
| UVD_CGC_CTRL__LBSI_MODE_MASK
| UVD_CGC_CTRL__LRBBM_MODE_MASK
| UVD_CGC_CTRL__WCB_MODE_MASK
| UVD_CGC_CTRL__VCPU_MODE_MASK
| UVD_CGC_CTRL__MMSCH_MODE_MASK);
WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE);
data |= (UVD_SUVD_CGC_GATE__SRE_MASK
| UVD_SUVD_CGC_GATE__SIT_MASK
| UVD_SUVD_CGC_GATE__SMP_MASK
| UVD_SUVD_CGC_GATE__SCM_MASK
| UVD_SUVD_CGC_GATE__SDB_MASK
| UVD_SUVD_CGC_GATE__SRE_H264_MASK
| UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
| UVD_SUVD_CGC_GATE__SIT_H264_MASK
| UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
| UVD_SUVD_CGC_GATE__SCM_H264_MASK
| UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
| UVD_SUVD_CGC_GATE__SDB_H264_MASK
| UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
| UVD_SUVD_CGC_GATE__SCLR_MASK
| UVD_SUVD_CGC_GATE__ENT_MASK
| UVD_SUVD_CGC_GATE__IME_MASK
| UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
| UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
| UVD_SUVD_CGC_GATE__SITE_MASK
| UVD_SUVD_CGC_GATE__SRE_VP9_MASK
| UVD_SUVD_CGC_GATE__SCM_VP9_MASK
| UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
| UVD_SUVD_CGC_GATE__SDB_VP9_MASK
| UVD_SUVD_CGC_GATE__IME_HEVC_MASK
| UVD_SUVD_CGC_GATE__EFC_MASK
| UVD_SUVD_CGC_GATE__SAOE_MASK
| UVD_SUVD_CGC_GATE__SRE_AV1_MASK
| UVD_SUVD_CGC_GATE__FBC_PCLK_MASK
| UVD_SUVD_CGC_GATE__FBC_CCLK_MASK
| UVD_SUVD_CGC_GATE__SCM_AV1_MASK
| UVD_SUVD_CGC_GATE__SMPA_MASK);
WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE, data);
data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2);
data |= (UVD_SUVD_CGC_GATE2__MPBE0_MASK
| UVD_SUVD_CGC_GATE2__MPBE1_MASK
| UVD_SUVD_CGC_GATE2__SIT_AV1_MASK
| UVD_SUVD_CGC_GATE2__SDB_AV1_MASK
| UVD_SUVD_CGC_GATE2__MPC1_MASK);
WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2, data);
data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
| UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
| UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
| UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
| UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
| UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
| UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
| UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
| UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
| UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
| UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
}
static void vcn_v3_0_clock_gating_dpg_mode(struct amdgpu_device *adev,
uint8_t sram_sel, int inst_idx, uint8_t indirect)
{
uint32_t reg_data = 0;
/* enable sw clock gating control */
if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
else
reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
UVD_CGC_CTRL__SYS_MODE_MASK |
UVD_CGC_CTRL__UDEC_MODE_MASK |
UVD_CGC_CTRL__MPEG2_MODE_MASK |
UVD_CGC_CTRL__REGS_MODE_MASK |
UVD_CGC_CTRL__RBC_MODE_MASK |
UVD_CGC_CTRL__LMI_MC_MODE_MASK |
UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
UVD_CGC_CTRL__IDCT_MODE_MASK |
UVD_CGC_CTRL__MPRD_MODE_MASK |
UVD_CGC_CTRL__MPC_MODE_MASK |
UVD_CGC_CTRL__LBSI_MODE_MASK |
UVD_CGC_CTRL__LRBBM_MODE_MASK |
UVD_CGC_CTRL__WCB_MODE_MASK |
UVD_CGC_CTRL__VCPU_MODE_MASK |
UVD_CGC_CTRL__MMSCH_MODE_MASK);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect);
/* turn off clock gating */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_CGC_GATE), 0, sram_sel, indirect);
/* turn on SUVD clock gating */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
/* turn on sw mode in UVD_SUVD_CGC_CTRL */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
}
/**
* vcn_v3_0_enable_clock_gating - enable VCN clock gating
*
* @adev: amdgpu_device pointer
* @inst: instance number
*
* Enable clock gating for VCN block
*/
static void vcn_v3_0_enable_clock_gating(struct amdgpu_device *adev, int inst)
{
uint32_t data;
/* enable VCN CGC */
data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
else
data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
| UVD_CGC_CTRL__SYS_MODE_MASK
| UVD_CGC_CTRL__UDEC_MODE_MASK
| UVD_CGC_CTRL__MPEG2_MODE_MASK
| UVD_CGC_CTRL__REGS_MODE_MASK
| UVD_CGC_CTRL__RBC_MODE_MASK
| UVD_CGC_CTRL__LMI_MC_MODE_MASK
| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
| UVD_CGC_CTRL__IDCT_MODE_MASK
| UVD_CGC_CTRL__MPRD_MODE_MASK
| UVD_CGC_CTRL__MPC_MODE_MASK
| UVD_CGC_CTRL__LBSI_MODE_MASK
| UVD_CGC_CTRL__LRBBM_MODE_MASK
| UVD_CGC_CTRL__WCB_MODE_MASK
| UVD_CGC_CTRL__VCPU_MODE_MASK
| UVD_CGC_CTRL__MMSCH_MODE_MASK);
WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
| UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
| UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
| UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
| UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
| UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
| UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
| UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
| UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
| UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
| UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
}
static int vcn_v3_0_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
{
volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
struct amdgpu_ring *ring;
uint32_t rb_bufsz, tmp;
/* disable register anti-hang mechanism */
WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1,
~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
/* enable dynamic power gating mode */
tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS);
tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
WREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS, tmp);
if (indirect)
adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
/* enable clock gating */
vcn_v3_0_clock_gating_dpg_mode(adev, 0, inst_idx, indirect);
/* enable VCPU clock */
tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
/* disable master interupt */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_MASTINT_EN), 0, 0, indirect);
/* setup mmUVD_LMI_CTRL */
tmp = (0x8 | UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
UVD_LMI_CTRL__REQ_MODE_MASK |
UVD_LMI_CTRL__CRC_RESET_MASK |
UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
0x00100000L);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_CTRL), tmp, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_MPC_CNTL),
0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_MPC_SET_MUXA0),
((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
(0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
(0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
(0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_MPC_SET_MUXB0),
((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
(0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
(0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
(0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_MPC_SET_MUX),
((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
(0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
(0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
vcn_v3_0_mc_resume_dpg_mode(adev, inst_idx, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_REG_XX_MASK), 0x10, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect);
/* enable LMI MC and UMC channels */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_LMI_CTRL2), 0, 0, indirect);
/* unblock VCPU register access */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_RB_ARB_CTRL), 0, 0, indirect);
tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
/* enable master interrupt */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_MASTINT_EN),
UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
/* add nop to workaround PSP size check */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
if (indirect)
amdgpu_vcn_psp_update_sram(adev, inst_idx, 0);
ring = &adev->vcn.inst[inst_idx].ring_dec;
/* force RBC into idle state */
rb_bufsz = order_base_2(ring->ring_size);
tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_CNTL, tmp);
/* Stall DPG before WPTR/RPTR reset */
WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
/* set the write pointer delay */
WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR_CNTL, 0);
/* set the wb address */
WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR_ADDR,
(upper_32_bits(ring->gpu_addr) >> 2));
/* programm the RB_BASE for ring buffer */
WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
lower_32_bits(ring->gpu_addr));
WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
upper_32_bits(ring->gpu_addr));
/* Initialize the ring buffer's read and write pointers */
WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, 0);
WREG32_SOC15(VCN, inst_idx, mmUVD_SCRATCH2, 0);
ring->wptr = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR);
WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR,
lower_32_bits(ring->wptr));
/* Reset FW shared memory RBC WPTR/RPTR */
fw_shared->rb.rptr = 0;
fw_shared->rb.wptr = lower_32_bits(ring->wptr);
/*resetting done, fw can check RB ring */
fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
/* Unstall DPG */
WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
return 0;
}
static int vcn_v3_0_start(struct amdgpu_device *adev)
{
volatile struct amdgpu_fw_shared *fw_shared;
struct amdgpu_ring *ring;
uint32_t rb_bufsz, tmp;
int i, j, k, r;
if (adev->pm.dpm_enabled)
amdgpu_dpm_enable_uvd(adev, true);
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
r = vcn_v3_0_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
continue;
}
/* disable VCN power gating */
vcn_v3_0_disable_static_power_gating(adev, i);
/* set VCN status busy */
tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp);
/*SW clock gating */
vcn_v3_0_disable_clock_gating(adev, i);
/* enable VCPU clock */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
/* disable master interrupt */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 0,
~UVD_MASTINT_EN__VCPU_EN_MASK);
/* enable LMI MC and UMC channels */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_LMI_CTRL2), 0,
~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
/* setup mmUVD_LMI_CTRL */
tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL);
WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp |
UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
/* setup mmUVD_MPC_CNTL */
tmp = RREG32_SOC15(VCN, i, mmUVD_MPC_CNTL);
tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
WREG32_SOC15(VCN, i, mmUVD_MPC_CNTL, tmp);
/* setup UVD_MPC_SET_MUXA0 */
WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXA0,
((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
(0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
(0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
(0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
/* setup UVD_MPC_SET_MUXB0 */
WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXB0,
((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
(0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
(0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
(0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
/* setup mmUVD_MPC_SET_MUX */
WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUX,
((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
(0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
(0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
vcn_v3_0_mc_resume(adev, i);
/* VCN global tiling registers */
WREG32_SOC15(VCN, i, mmUVD_GFX10_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
/* unblock VCPU register access */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0,
~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
/* release VCPU reset to boot */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
~UVD_VCPU_CNTL__BLK_RST_MASK);
for (j = 0; j < 10; ++j) {
uint32_t status;
for (k = 0; k < 100; ++k) {
status = RREG32_SOC15(VCN, i, mmUVD_STATUS);
if (status & 2)
break;
mdelay(10);
}
r = 0;
if (status & 2)
break;
DRM_ERROR("VCN[%d] decode not responding, trying to reset the VCPU!!!\n", i);
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
UVD_VCPU_CNTL__BLK_RST_MASK,
~UVD_VCPU_CNTL__BLK_RST_MASK);
mdelay(10);
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
~UVD_VCPU_CNTL__BLK_RST_MASK);
mdelay(10);
r = -1;
}
if (r) {
DRM_ERROR("VCN[%d] decode not responding, giving up!!!\n", i);
return r;
}
/* enable master interrupt */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN),
UVD_MASTINT_EN__VCPU_EN_MASK,
~UVD_MASTINT_EN__VCPU_EN_MASK);
/* clear the busy bit of VCN_STATUS */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS), 0,
~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0);
ring = &adev->vcn.inst[i].ring_dec;
/* force RBC into idle state */
rb_bufsz = order_base_2(ring->ring_size);
tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp);
fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
/* programm the RB_BASE for ring buffer */
WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
lower_32_bits(ring->gpu_addr));
WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
upper_32_bits(ring->gpu_addr));
/* Initialize the ring buffer's read and write pointers */
WREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR, 0);
WREG32_SOC15(VCN, i, mmUVD_SCRATCH2, 0);
ring->wptr = RREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR);
WREG32_SOC15(VCN, i, mmUVD_RBC_RB_WPTR,
lower_32_bits(ring->wptr));
fw_shared->rb.wptr = lower_32_bits(ring->wptr);
fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
if (amdgpu_ip_version(adev, UVD_HWIP, 0) !=
IP_VERSION(3, 0, 33)) {
fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
ring = &adev->vcn.inst[i].ring_enc[0];
WREG32_SOC15(VCN, i, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
WREG32_SOC15(VCN, i, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO, ring->gpu_addr);
WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
WREG32_SOC15(VCN, i, mmUVD_RB_SIZE, ring->ring_size / 4);
fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
ring = &adev->vcn.inst[i].ring_enc[1];
WREG32_SOC15(VCN, i, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
WREG32_SOC15(VCN, i, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO2, ring->gpu_addr);
WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
WREG32_SOC15(VCN, i, mmUVD_RB_SIZE2, ring->ring_size / 4);
fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
}
}
return 0;
}
static int vcn_v3_0_start_sriov(struct amdgpu_device *adev)
{
int i, j;
struct amdgpu_ring *ring;
uint64_t cache_addr;
uint64_t rb_addr;
uint64_t ctx_addr;
uint32_t param, resp, expected;
uint32_t offset, cache_size;
uint32_t tmp, timeout;
struct amdgpu_mm_table *table = &adev->virt.mm_table;
uint32_t *table_loc;
uint32_t table_size;
uint32_t size, size_dw;
struct mmsch_v3_0_cmd_direct_write
direct_wt = { {0} };
struct mmsch_v3_0_cmd_direct_read_modify_write
direct_rd_mod_wt = { {0} };
struct mmsch_v3_0_cmd_end end = { {0} };
struct mmsch_v3_0_init_header header;
direct_wt.cmd_header.command_type =
MMSCH_COMMAND__DIRECT_REG_WRITE;
direct_rd_mod_wt.cmd_header.command_type =
MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
end.cmd_header.command_type =
MMSCH_COMMAND__END;
header.version = MMSCH_VERSION;
header.total_size = sizeof(struct mmsch_v3_0_init_header) >> 2;
for (i = 0; i < MMSCH_V3_0_VCN_INSTANCES; i++) {
header.inst[i].init_status = 0;
header.inst[i].table_offset = 0;
header.inst[i].table_size = 0;
}
table_loc = (uint32_t *)table->cpu_addr;
table_loc += header.total_size;
for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
if (adev->vcn.harvest_config & (1 << i))
continue;
table_size = 0;
MMSCH_V3_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_STATUS),
~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
cache_size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[i]->size + 4);
if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo);
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi);
offset = 0;
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_VCPU_CACHE_OFFSET0),
0);
} else {
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
lower_32_bits(adev->vcn.inst[i].gpu_addr));
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
upper_32_bits(adev->vcn.inst[i].gpu_addr));
offset = cache_size;
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_VCPU_CACHE_OFFSET0),
AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
}
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_VCPU_CACHE_SIZE0),
cache_size);
cache_addr = adev->vcn.inst[i].gpu_addr + offset;
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
lower_32_bits(cache_addr));
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
upper_32_bits(cache_addr));
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_VCPU_CACHE_OFFSET1),
0);
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_VCPU_CACHE_SIZE1),
AMDGPU_VCN_STACK_SIZE);
cache_addr = adev->vcn.inst[i].gpu_addr + offset +
AMDGPU_VCN_STACK_SIZE;
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
lower_32_bits(cache_addr));
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
upper_32_bits(cache_addr));
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_VCPU_CACHE_OFFSET2),
0);
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_VCPU_CACHE_SIZE2),
AMDGPU_VCN_CONTEXT_SIZE);
for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
ring = &adev->vcn.inst[i].ring_enc[j];
ring->wptr = 0;
rb_addr = ring->gpu_addr;
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_RB_BASE_LO),
lower_32_bits(rb_addr));
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_RB_BASE_HI),
upper_32_bits(rb_addr));
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_RB_SIZE),
ring->ring_size / 4);
}
ring = &adev->vcn.inst[i].ring_dec;
ring->wptr = 0;
rb_addr = ring->gpu_addr;
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_LMI_RBC_RB_64BIT_BAR_LOW),
lower_32_bits(rb_addr));
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH),
upper_32_bits(rb_addr));
/* force RBC into idle state */
tmp = order_base_2(ring->ring_size);
tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, tmp);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
mmUVD_RBC_RB_CNTL),
tmp);
/* add end packet */
MMSCH_V3_0_INSERT_END();
/* refine header */
header.inst[i].init_status = 0;
header.inst[i].table_offset = header.total_size;
header.inst[i].table_size = table_size;
header.total_size += table_size;
}
/* Update init table header in memory */
size = sizeof(struct mmsch_v3_0_init_header);
table_loc = (uint32_t *)table->cpu_addr;
memcpy((void *)table_loc, &header, size);
/* message MMSCH (in VCN[0]) to initialize this client
* 1, write to mmsch_vf_ctx_addr_lo/hi register with GPU mc addr
* of memory descriptor location
*/
ctx_addr = table->gpu_addr;
WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_LO, lower_32_bits(ctx_addr));
WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_HI, upper_32_bits(ctx_addr));
/* 2, update vmid of descriptor */
tmp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID);
tmp &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
/* use domain0 for MM scheduler */
tmp |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
WREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID, tmp);
/* 3, notify mmsch about the size of this descriptor */
size = header.total_size;
WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_SIZE, size);
/* 4, set resp to zero */
WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP, 0);
/* 5, kick off the initialization and wait until
* MMSCH_VF_MAILBOX_RESP becomes non-zero
*/
param = 0x10000001;
WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_HOST, param);
tmp = 0;
timeout = 1000;
resp = 0;
expected = param + 1;
while (resp != expected) {
resp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
if (resp == expected)
break;
udelay(10);
tmp = tmp + 10;
if (tmp >= timeout) {
DRM_ERROR("failed to init MMSCH. TIME-OUT after %d usec"\
" waiting for mmMMSCH_VF_MAILBOX_RESP "\
"(expected=0x%08x, readback=0x%08x)\n",
tmp, expected, resp);
return -EBUSY;
}
}
return 0;
}
static int vcn_v3_0_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
{
struct dpg_pause_state state = {.fw_based = VCN_DPG_STATE__UNPAUSE};
uint32_t tmp;
vcn_v3_0_pause_dpg_mode(adev, inst_idx, &state);
/* Wait for power status to be 1 */
SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
/* wait for read ptr to be equal to write ptr */
tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR);
SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2);
SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
/* disable dynamic power gating mode */
WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 0,
~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
return 0;
}
static int vcn_v3_0_stop(struct amdgpu_device *adev)
{
uint32_t tmp;
int i, r = 0;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
r = vcn_v3_0_stop_dpg_mode(adev, i);
continue;
}
/* wait for vcn idle */
r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
if (r)
return r;
tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
UVD_LMI_STATUS__READ_CLEAN_MASK |
UVD_LMI_STATUS__WRITE_CLEAN_MASK |
UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
if (r)
return r;
/* disable LMI UMC channel */
tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2);
tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2, tmp);
tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
if (r)
return r;
/* block VCPU register access */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL),
UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
/* reset VCPU */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
UVD_VCPU_CNTL__BLK_RST_MASK,
~UVD_VCPU_CNTL__BLK_RST_MASK);
/* disable VCPU clock */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
~(UVD_VCPU_CNTL__CLK_EN_MASK));
/* apply soft reset */
tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
/* clear status */
WREG32_SOC15(VCN, i, mmUVD_STATUS, 0);
/* apply HW clock gating */
vcn_v3_0_enable_clock_gating(adev, i);
/* enable VCN power gating */
vcn_v3_0_enable_static_power_gating(adev, i);
}
if (adev->pm.dpm_enabled)
amdgpu_dpm_enable_uvd(adev, false);
return 0;
}
static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
int inst_idx, struct dpg_pause_state *new_state)
{
volatile struct amdgpu_fw_shared *fw_shared;
struct amdgpu_ring *ring;
uint32_t reg_data = 0;
int ret_code;
/* pause/unpause if state is changed */
if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
DRM_DEBUG("dpg pause state changed %d -> %d",
adev->vcn.inst[inst_idx].pause_state.fw_based, new_state->fw_based);
reg_data = RREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE) &
(~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
if (!ret_code) {
/* pause DPG */
reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
/* wait for ACK */
SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_DPG_PAUSE,
UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
/* Stall DPG before WPTR/RPTR reset */
WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
if (amdgpu_ip_version(adev, UVD_HWIP, 0) !=
IP_VERSION(3, 0, 33)) {
/* Restore */
fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
ring = &adev->vcn.inst[inst_idx].ring_enc[0];
ring->wptr = 0;
WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO, ring->gpu_addr);
WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE, ring->ring_size / 4);
WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
ring = &adev->vcn.inst[inst_idx].ring_enc[1];
ring->wptr = 0;
WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO2, ring->gpu_addr);
WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE2, ring->ring_size / 4);
WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
/* restore wptr/rptr with pointers saved in FW shared memory*/
WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, fw_shared->rb.rptr);
WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR, fw_shared->rb.wptr);
}
/* Unstall DPG */
WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS,
UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
}
} else {
/* unpause dpg, no need to wait */
reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
}
adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
}
return 0;
}
/**
* vcn_v3_0_dec_ring_get_rptr - get read pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware read pointer
*/
static uint64_t vcn_v3_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_RPTR);
}
/**
* vcn_v3_0_dec_ring_get_wptr - get write pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware write pointer
*/
static uint64_t vcn_v3_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring->use_doorbell)
return *ring->wptr_cpu_addr;
else
return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR);
}
/**
* vcn_v3_0_dec_ring_set_wptr - set write pointer
*
* @ring: amdgpu_ring pointer
*
* Commits the write pointer to the hardware
*/
static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
volatile struct amdgpu_fw_shared *fw_shared;
if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
/*whenever update RBC_RB_WPTR, we save the wptr in shared rb.wptr and scratch2 */
fw_shared = adev->vcn.inst[ring->me].fw_shared.cpu_addr;
fw_shared->rb.wptr = lower_32_bits(ring->wptr);
WREG32_SOC15(VCN, ring->me, mmUVD_SCRATCH2,
lower_32_bits(ring->wptr));
}
if (ring->use_doorbell) {
*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
} else {
WREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
}
}
static const struct amdgpu_ring_funcs vcn_v3_0_dec_sw_ring_vm_funcs = {
.type = AMDGPU_RING_TYPE_VCN_DEC,
.align_mask = 0x3f,
.nop = VCN_DEC_SW_CMD_NO_OP,
.secure_submission_supported = true,
.get_rptr = vcn_v3_0_dec_ring_get_rptr,
.get_wptr = vcn_v3_0_dec_ring_get_wptr,
.set_wptr = vcn_v3_0_dec_ring_set_wptr,
.emit_frame_size =
SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
VCN_SW_RING_EMIT_FRAME_SIZE,
.emit_ib_size = 5, /* vcn_dec_sw_ring_emit_ib */
.emit_ib = vcn_dec_sw_ring_emit_ib,
.emit_fence = vcn_dec_sw_ring_emit_fence,
.emit_vm_flush = vcn_dec_sw_ring_emit_vm_flush,
.test_ring = amdgpu_vcn_dec_sw_ring_test_ring,
.test_ib = NULL,//amdgpu_vcn_dec_sw_ring_test_ib,
.insert_nop = amdgpu_ring_insert_nop,
.insert_end = vcn_dec_sw_ring_insert_end,
.pad_ib = amdgpu_ring_generic_pad_ib,
.begin_use = amdgpu_vcn_ring_begin_use,
.end_use = amdgpu_vcn_ring_end_use,
.emit_wreg = vcn_dec_sw_ring_emit_wreg,
.emit_reg_wait = vcn_dec_sw_ring_emit_reg_wait,
.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
};
static int vcn_v3_0_limit_sched(struct amdgpu_cs_parser *p,
struct amdgpu_job *job)
{
struct drm_gpu_scheduler **scheds;
/* The create msg must be in the first IB submitted */
if (atomic_read(&job->base.entity->fence_seq))
return -EINVAL;
/* if VCN0 is harvested, we can't support AV1 */
if (p->adev->vcn.harvest_config & AMDGPU_VCN_HARVEST_VCN0)
return -EINVAL;
scheds = p->adev->gpu_sched[AMDGPU_HW_IP_VCN_DEC]
[AMDGPU_RING_PRIO_DEFAULT].sched;
drm_sched_entity_modify_sched(job->base.entity, scheds, 1);
return 0;
}
static int vcn_v3_0_dec_msg(struct amdgpu_cs_parser *p, struct amdgpu_job *job,
uint64_t addr)
{
struct ttm_operation_ctx ctx = { false, false };
struct amdgpu_bo_va_mapping *map;
uint32_t *msg, num_buffers;
struct amdgpu_bo *bo;
uint64_t start, end;
unsigned int i;
void *ptr;
int r;
addr &= AMDGPU_GMC_HOLE_MASK;
r = amdgpu_cs_find_mapping(p, addr, &bo, &map);
if (r) {
DRM_ERROR("Can't find BO for addr 0x%08Lx\n", addr);
return r;
}
start = map->start * AMDGPU_GPU_PAGE_SIZE;
end = (map->last + 1) * AMDGPU_GPU_PAGE_SIZE;
if (addr & 0x7) {
DRM_ERROR("VCN messages must be 8 byte aligned!\n");
return -EINVAL;
}
bo->flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
amdgpu_bo_placement_from_domain(bo, bo->allowed_domains);
r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
if (r) {
DRM_ERROR("Failed validating the VCN message BO (%d)!\n", r);
return r;
}
r = amdgpu_bo_kmap(bo, &ptr);
if (r) {
DRM_ERROR("Failed mapping the VCN message (%d)!\n", r);
return r;
}
msg = ptr + addr - start;
/* Check length */
if (msg[1] > end - addr) {
r = -EINVAL;
goto out;
}
if (msg[3] != RDECODE_MSG_CREATE)
goto out;
num_buffers = msg[2];
for (i = 0, msg = &msg[6]; i < num_buffers; ++i, msg += 4) {
uint32_t offset, size, *create;
if (msg[0] != RDECODE_MESSAGE_CREATE)
continue;
offset = msg[1];
size = msg[2];
if (offset + size > end) {
r = -EINVAL;
goto out;
}
create = ptr + addr + offset - start;
/* H246, HEVC and VP9 can run on any instance */
if (create[0] == 0x7 || create[0] == 0x10 || create[0] == 0x11)
continue;
r = vcn_v3_0_limit_sched(p, job);
if (r)
goto out;
}
out:
amdgpu_bo_kunmap(bo);
return r;
}
static int vcn_v3_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
struct amdgpu_job *job,
struct amdgpu_ib *ib)
{
struct amdgpu_ring *ring = amdgpu_job_ring(job);
uint32_t msg_lo = 0, msg_hi = 0;
unsigned i;
int r;
/* The first instance can decode anything */
if (!ring->me)
return 0;
for (i = 0; i < ib->length_dw; i += 2) {
uint32_t reg = amdgpu_ib_get_value(ib, i);
uint32_t val = amdgpu_ib_get_value(ib, i + 1);
if (reg == PACKET0(p->adev->vcn.internal.data0, 0)) {
msg_lo = val;
} else if (reg == PACKET0(p->adev->vcn.internal.data1, 0)) {
msg_hi = val;
} else if (reg == PACKET0(p->adev->vcn.internal.cmd, 0) &&
val == 0) {
r = vcn_v3_0_dec_msg(p, job,
((u64)msg_hi) << 32 | msg_lo);
if (r)
return r;
}
}
return 0;
}
static const struct amdgpu_ring_funcs vcn_v3_0_dec_ring_vm_funcs = {
.type = AMDGPU_RING_TYPE_VCN_DEC,
.align_mask = 0xf,
.secure_submission_supported = true,
.get_rptr = vcn_v3_0_dec_ring_get_rptr,
.get_wptr = vcn_v3_0_dec_ring_get_wptr,
.set_wptr = vcn_v3_0_dec_ring_set_wptr,
.patch_cs_in_place = vcn_v3_0_ring_patch_cs_in_place,
.emit_frame_size =
SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
8 + /* vcn_v2_0_dec_ring_emit_vm_flush */
14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */
6,
.emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */
.emit_ib = vcn_v2_0_dec_ring_emit_ib,
.emit_fence = vcn_v2_0_dec_ring_emit_fence,
.emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
.test_ring = vcn_v2_0_dec_ring_test_ring,
.test_ib = amdgpu_vcn_dec_ring_test_ib,
.insert_nop = vcn_v2_0_dec_ring_insert_nop,
.insert_start = vcn_v2_0_dec_ring_insert_start,
.insert_end = vcn_v2_0_dec_ring_insert_end,
.pad_ib = amdgpu_ring_generic_pad_ib,
.begin_use = amdgpu_vcn_ring_begin_use,
.end_use = amdgpu_vcn_ring_end_use,
.emit_wreg = vcn_v2_0_dec_ring_emit_wreg,
.emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait,
.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
};
/**
* vcn_v3_0_enc_ring_get_rptr - get enc read pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware enc read pointer
*/
static uint64_t vcn_v3_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring == &adev->vcn.inst[ring->me].ring_enc[0])
return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR);
else
return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR2);
}
/**
* vcn_v3_0_enc_ring_get_wptr - get enc write pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware enc write pointer
*/
static uint64_t vcn_v3_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
if (ring->use_doorbell)
return *ring->wptr_cpu_addr;
else
return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR);
} else {
if (ring->use_doorbell)
return *ring->wptr_cpu_addr;
else
return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2);
}
}
/**
* vcn_v3_0_enc_ring_set_wptr - set enc write pointer
*
* @ring: amdgpu_ring pointer
*
* Commits the enc write pointer to the hardware
*/
static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
if (ring->use_doorbell) {
*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
} else {
WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
}
} else {
if (ring->use_doorbell) {
*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
} else {
WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
}
}
}
static const struct amdgpu_ring_funcs vcn_v3_0_enc_ring_vm_funcs = {
.type = AMDGPU_RING_TYPE_VCN_ENC,
.align_mask = 0x3f,
.nop = VCN_ENC_CMD_NO_OP,
.get_rptr = vcn_v3_0_enc_ring_get_rptr,
.get_wptr = vcn_v3_0_enc_ring_get_wptr,
.set_wptr = vcn_v3_0_enc_ring_set_wptr,
.emit_frame_size =
SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
1, /* vcn_v2_0_enc_ring_insert_end */
.emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
.emit_ib = vcn_v2_0_enc_ring_emit_ib,
.emit_fence = vcn_v2_0_enc_ring_emit_fence,
.emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
.test_ring = amdgpu_vcn_enc_ring_test_ring,
.test_ib = amdgpu_vcn_enc_ring_test_ib,
.insert_nop = amdgpu_ring_insert_nop,
.insert_end = vcn_v2_0_enc_ring_insert_end,
.pad_ib = amdgpu_ring_generic_pad_ib,
.begin_use = amdgpu_vcn_ring_begin_use,
.end_use = amdgpu_vcn_ring_end_use,
.emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
.emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
};
static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
{
int i;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
if (!DEC_SW_RING_ENABLED)
adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_ring_vm_funcs;
else
adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_sw_ring_vm_funcs;
adev->vcn.inst[i].ring_dec.me = i;
}
}
static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev)
{
int i, j;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
adev->vcn.inst[i].ring_enc[j].funcs = &vcn_v3_0_enc_ring_vm_funcs;
adev->vcn.inst[i].ring_enc[j].me = i;
}
}
}
static bool vcn_v3_0_is_idle(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int i, ret = 1;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
ret &= (RREG32_SOC15(VCN, i, mmUVD_STATUS) == UVD_STATUS__IDLE);
}
return ret;
}
static int vcn_v3_0_wait_for_idle(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int i, ret = 0;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
ret = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE,
UVD_STATUS__IDLE);
if (ret)
return ret;
}
return ret;
}
static int vcn_v3_0_set_clockgating_state(void *handle,
enum amd_clockgating_state state)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
bool enable = state == AMD_CG_STATE_GATE;
int i;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
if (enable) {
if (RREG32_SOC15(VCN, i, mmUVD_STATUS) != UVD_STATUS__IDLE)
return -EBUSY;
vcn_v3_0_enable_clock_gating(adev, i);
} else {
vcn_v3_0_disable_clock_gating(adev, i);
}
}
return 0;
}
static int vcn_v3_0_set_powergating_state(void *handle,
enum amd_powergating_state state)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int ret;
/* for SRIOV, guest should not control VCN Power-gating
* MMSCH FW should control Power-gating and clock-gating
* guest should avoid touching CGC and PG
*/
if (amdgpu_sriov_vf(adev)) {
adev->vcn.cur_state = AMD_PG_STATE_UNGATE;
return 0;
}
if (state == adev->vcn.cur_state)
return 0;
if (state == AMD_PG_STATE_GATE)
ret = vcn_v3_0_stop(adev);
else
ret = vcn_v3_0_start(adev);
if (!ret)
adev->vcn.cur_state = state;
return ret;
}
static int vcn_v3_0_set_interrupt_state(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
unsigned type,
enum amdgpu_interrupt_state state)
{
return 0;
}
static int vcn_v3_0_process_interrupt(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
struct amdgpu_iv_entry *entry)
{
uint32_t ip_instance;
switch (entry->client_id) {
case SOC15_IH_CLIENTID_VCN:
ip_instance = 0;
break;
case SOC15_IH_CLIENTID_VCN1:
ip_instance = 1;
break;
default:
DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
return 0;
}
DRM_DEBUG("IH: VCN TRAP\n");
switch (entry->src_id) {
case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT:
amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_dec);
break;
case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
break;
case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
break;
default:
DRM_ERROR("Unhandled interrupt: %d %d\n",
entry->src_id, entry->src_data[0]);
break;
}
return 0;
}
static const struct amdgpu_irq_src_funcs vcn_v3_0_irq_funcs = {
.set = vcn_v3_0_set_interrupt_state,
.process = vcn_v3_0_process_interrupt,
};
static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev)
{
int i;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
adev->vcn.inst[i].irq.funcs = &vcn_v3_0_irq_funcs;
}
}
static void vcn_v3_0_print_ip_state(void *handle, struct drm_printer *p)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int i, j;
uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_3_0);
uint32_t inst_off;
bool is_powered;
if (!adev->vcn.ip_dump)
return;
drm_printf(p, "num_instances:%d\n", adev->vcn.num_vcn_inst);
for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
if (adev->vcn.harvest_config & (1 << i)) {
drm_printf(p, "\nHarvested Instance:VCN%d Skipping dump\n", i);
continue;
}
inst_off = i * reg_count;
is_powered = (adev->vcn.ip_dump[inst_off] &
UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
if (is_powered) {
drm_printf(p, "\nActive Instance:VCN%d\n", i);
for (j = 0; j < reg_count; j++)
drm_printf(p, "%-50s \t 0x%08x\n", vcn_reg_list_3_0[j].reg_name,
adev->vcn.ip_dump[inst_off + j]);
} else {
drm_printf(p, "\nInactive Instance:VCN%d\n", i);
}
}
}
static void vcn_v3_0_dump_ip_state(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int i, j;
bool is_powered;
uint32_t inst_off;
uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_3_0);
if (!adev->vcn.ip_dump)
return;
for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
if (adev->vcn.harvest_config & (1 << i))
continue;
inst_off = i * reg_count;
/* mmUVD_POWER_STATUS is always readable and is first element of the array */
adev->vcn.ip_dump[inst_off] = RREG32_SOC15(VCN, i, mmUVD_POWER_STATUS);
is_powered = (adev->vcn.ip_dump[inst_off] &
UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
if (is_powered)
for (j = 1; j < reg_count; j++)
adev->vcn.ip_dump[inst_off + j] =
RREG32(SOC15_REG_ENTRY_OFFSET_INST(vcn_reg_list_3_0[j], i));
}
}
static const struct amd_ip_funcs vcn_v3_0_ip_funcs = {
.name = "vcn_v3_0",
.early_init = vcn_v3_0_early_init,
.late_init = NULL,
.sw_init = vcn_v3_0_sw_init,
.sw_fini = vcn_v3_0_sw_fini,
.hw_init = vcn_v3_0_hw_init,
.hw_fini = vcn_v3_0_hw_fini,
.suspend = vcn_v3_0_suspend,
.resume = vcn_v3_0_resume,
.is_idle = vcn_v3_0_is_idle,
.wait_for_idle = vcn_v3_0_wait_for_idle,
.check_soft_reset = NULL,
.pre_soft_reset = NULL,
.soft_reset = NULL,
.post_soft_reset = NULL,
.set_clockgating_state = vcn_v3_0_set_clockgating_state,
.set_powergating_state = vcn_v3_0_set_powergating_state,
.dump_ip_state = vcn_v3_0_dump_ip_state,
.print_ip_state = vcn_v3_0_print_ip_state,
};
const struct amdgpu_ip_block_version vcn_v3_0_ip_block = {
.type = AMD_IP_BLOCK_TYPE_VCN,
.major = 3,
.minor = 0,
.rev = 0,
.funcs = &vcn_v3_0_ip_funcs,
};
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