tresor.bessoh
/
linuxdebug
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
linuxdebug/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c

2001 lines
61 KiB
C
Raw Normal View History

null pointer error
2024-07-16 15:50:57 +02:00
/*
* Copyright 2021 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 "soc15_hw_ip.h"
#include "vcn_v2_0.h"
#include "mmsch_v4_0.h"
#include "vcn/vcn_4_0_0_offset.h"
#include "vcn/vcn_4_0_0_sh_mask.h"
#include "ivsrcid/vcn/irqsrcs_vcn_4_0.h"
#include <drm/drm_drv.h>
#define mmUVD_DPG_LMA_CTL regUVD_DPG_LMA_CTL
#define mmUVD_DPG_LMA_CTL_BASE_IDX regUVD_DPG_LMA_CTL_BASE_IDX
#define mmUVD_DPG_LMA_DATA regUVD_DPG_LMA_DATA
#define mmUVD_DPG_LMA_DATA_BASE_IDX regUVD_DPG_LMA_DATA_BASE_IDX
#define VCN_VID_SOC_ADDRESS_2_0 0x1fb00
#define VCN1_VID_SOC_ADDRESS_3_0 0x48300
#define VCN_HARVEST_MMSCH 0
#define RDECODE_MSG_CREATE 0x00000000
#define RDECODE_MESSAGE_CREATE 0x00000001
static int amdgpu_ih_clientid_vcns[] = {
SOC15_IH_CLIENTID_VCN,
SOC15_IH_CLIENTID_VCN1
};
static int vcn_v4_0_start_sriov(struct amdgpu_device *adev);
static void vcn_v4_0_set_unified_ring_funcs(struct amdgpu_device *adev);
static void vcn_v4_0_set_irq_funcs(struct amdgpu_device *adev);
static int vcn_v4_0_set_powergating_state(void *handle,
enum amd_powergating_state state);
static int vcn_v4_0_pause_dpg_mode(struct amdgpu_device *adev,
int inst_idx, struct dpg_pause_state *new_state);
static void vcn_v4_0_unified_ring_set_wptr(struct amdgpu_ring *ring);
/**
* vcn_v4_0_early_init - set function pointers
*
* @handle: amdgpu_device pointer
*
* Set ring and irq function pointers
*/
static int vcn_v4_0_early_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (amdgpu_sriov_vf(adev))
adev->vcn.harvest_config = VCN_HARVEST_MMSCH;
/* re-use enc ring as unified ring */
adev->vcn.num_enc_rings = 1;
vcn_v4_0_set_unified_ring_funcs(adev);
vcn_v4_0_set_irq_funcs(adev);
return 0;
}
/**
* vcn_v4_0_sw_init - sw init for VCN block
*
* @handle: amdgpu_device pointer
*
* Load firmware and sw initialization
*/
static int vcn_v4_0_sw_init(void *handle)
{
struct amdgpu_ring *ring;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int i, r;
r = amdgpu_vcn_sw_init(adev);
if (r)
return r;
amdgpu_vcn_setup_ucode(adev);
r = amdgpu_vcn_resume(adev);
if (r)
return r;
for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
volatile struct amdgpu_vcn4_fw_shared *fw_shared;
if (adev->vcn.harvest_config & (1 << i))
continue;
/* Init instance 0 sched_score to 1, so it's scheduled after other instances */
if (i == 0)
atomic_set(&adev->vcn.inst[i].sched_score, 1);
else
atomic_set(&adev->vcn.inst[i].sched_score, 0);
/* VCN UNIFIED TRAP */
r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
VCN_4_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[i].irq);
if (r)
return r;
ring = &adev->vcn.inst[i].ring_enc[0];
ring->use_doorbell = true;
if (amdgpu_sriov_vf(adev))
ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + i * (adev->vcn.num_enc_rings + 1) + 1;
else
ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + 8 * i;
sprintf(ring->name, "vcn_unified_%d", i);
r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
AMDGPU_RING_PRIO_0, &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_FW_SHARED_FLAG_0_UNIFIED_QUEUE);
fw_shared->sq.is_enabled = 1;
fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_SMU_DPM_INTERFACE_FLAG);
fw_shared->smu_dpm_interface.smu_interface_type = (adev->flags & AMD_IS_APU) ?
AMDGPU_VCN_SMU_DPM_INTERFACE_APU : AMDGPU_VCN_SMU_DPM_INTERFACE_DGPU;
if (amdgpu_sriov_vf(adev))
fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_VF_RB_SETUP_FLAG);
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_v4_0_pause_dpg_mode;
return 0;
}
/**
* vcn_v4_0_sw_fini - sw fini for VCN block
*
* @handle: amdgpu_device pointer
*
* VCN suspend and free up sw allocation
*/
static int vcn_v4_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_vcn4_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->sq.is_enabled = 0;
}
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);
return r;
}
/**
* vcn_v4_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_v4_0_hw_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
struct amdgpu_ring *ring;
int i, r;
if (amdgpu_sriov_vf(adev)) {
r = vcn_v4_0_start_sriov(adev);
if (r)
goto done;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
ring = &adev->vcn.inst[i].ring_enc[0];
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_v4_0_unified_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_enc[0];
adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
((adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i), i);
r = amdgpu_ring_test_helper(ring);
if (r)
goto done;
}
}
done:
if (!r)
DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
(adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
return r;
}
/**
* vcn_v4_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_v4_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, regUVD_STATUS))) {
vcn_v4_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
}
}
}
return 0;
}
/**
* vcn_v4_0_suspend - suspend VCN block
*
* @handle: amdgpu_device pointer
*
* HW fini and suspend VCN block
*/
static int vcn_v4_0_suspend(void *handle)
{
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
r = vcn_v4_0_hw_fini(adev);
if (r)
return r;
r = amdgpu_vcn_suspend(adev);
return r;
}
/**
* vcn_v4_0_resume - resume VCN block
*
* @handle: amdgpu_device pointer
*
* Resume firmware and hw init VCN block
*/
static int vcn_v4_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_v4_0_hw_init(adev);
return r;
}
/**
* vcn_v4_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_v4_0_mc_resume(struct amdgpu_device *adev, int inst)
{
uint32_t offset, size;
const struct common_firmware_header *hdr;
hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
size = AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
/* cache window 0: fw */
if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_lo));
WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_hi));
WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET0, 0);
offset = 0;
} else {
WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst[inst].gpu_addr));
WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst[inst].gpu_addr));
offset = size;
WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET0, AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
}
WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE0, size);
/* cache window 1: stack */
WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET1, 0);
WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
/* cache window 2: context */
WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET2, 0);
WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
/* non-cache window */
WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
WREG32_SOC15(VCN, inst, regUVD_VCPU_NONCACHE_OFFSET0, 0);
WREG32_SOC15(VCN, inst, regUVD_VCPU_NONCACHE_SIZE0,
AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)));
}
/**
* vcn_v4_0_mc_resume_dpg_mode - memory controller programming for dpg mode
*
* @adev: amdgpu_device pointer
* @inst_idx: instance number index
* @indirect: indirectly write sram
*
* Let the VCN memory controller know it's offsets with dpg mode
*/
static void vcn_v4_0_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
{
uint32_t offset, size;
const struct common_firmware_header *hdr;
hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
size = AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
/* 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, regUVD_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, regUVD_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, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
} else {
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
}
offset = 0;
} else {
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_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, regUVD_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, regUVD_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, regUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
else
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_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, regUVD_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, regUVD_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, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
} else {
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
}
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_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, regUVD_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, regUVD_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, regUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_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, regUVD_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, regUVD_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, regUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_VCPU_NONCACHE_SIZE0),
AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)), 0, indirect);
/* VCN global tiling registers */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, regUVD_GFX10_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
}
/**
* vcn_v4_0_disable_static_power_gating - disable VCN static power gating
*
* @adev: amdgpu_device pointer
* @inst: instance number
*
* Disable static power gating for VCN block
*/
static void vcn_v4_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__UVDS_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDTC_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDTA_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__UVDTB_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
WREG32_SOC15(VCN, inst, regUVD_PGFSM_CONFIG, data);
SOC15_WAIT_ON_RREG(VCN, inst, regUVD_PGFSM_STATUS,
UVD_PGFSM_STATUS__UVDM_UVDU_UVDLM_PWR_ON_3_0, 0x3F3FFFFF);
} else {
uint32_t value;
value = (inst) ? 0x2200800 : 0;
data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDS_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDTC_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDTA_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__UVDTB_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
WREG32_SOC15(VCN, inst, regUVD_PGFSM_CONFIG, data);
SOC15_WAIT_ON_RREG(VCN, inst, regUVD_PGFSM_STATUS, value, 0x3F3FFFFF);
}
data = RREG32_SOC15(VCN, inst, regUVD_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, regUVD_POWER_STATUS, data);
return;
}
/**
* vcn_v4_0_enable_static_power_gating - enable VCN static power gating
*
* @adev: amdgpu_device pointer
* @inst: instance number
*
* Enable static power gating for VCN block
*/
static void vcn_v4_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, regUVD_POWER_STATUS);
data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
WREG32_SOC15(VCN, inst, regUVD_POWER_STATUS, data);
data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDS_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDTC_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDTA_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__UVDTB_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
WREG32_SOC15(VCN, inst, regUVD_PGFSM_CONFIG, data);
data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDS_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDTC_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDTA_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__UVDTB_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, regUVD_PGFSM_STATUS, data, 0x3F3FFFFF);
}
return;
}
/**
* vcn_v4_0_disable_clock_gating - disable VCN clock gating
*
* @adev: amdgpu_device pointer
* @inst: instance number
*
* Disable clock gating for VCN block
*/
static void vcn_v4_0_disable_clock_gating(struct amdgpu_device *adev, int inst)
{
uint32_t data;
if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
return;
/* VCN disable CGC */
data = RREG32_SOC15(VCN, inst, regUVD_CGC_CTRL);
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, regUVD_CGC_CTRL, data);
data = RREG32_SOC15(VCN, inst, regUVD_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, regUVD_CGC_GATE, data);
SOC15_WAIT_ON_RREG(VCN, inst, regUVD_CGC_GATE, 0, 0xFFFFFFFF);
data = RREG32_SOC15(VCN, inst, regUVD_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, regUVD_CGC_CTRL, data);
data = RREG32_SOC15(VCN, inst, regUVD_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__UVD_SC_MASK
| UVD_SUVD_CGC_GATE__ENT_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);
WREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_GATE, data);
data = RREG32_SOC15(VCN, inst, regUVD_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__UVD_SC_MODE_MASK
| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
WREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_CTRL, data);
}
/**
* vcn_v4_0_disable_clock_gating_dpg_mode - disable VCN clock gating dpg mode
*
* @adev: amdgpu_device pointer
* @sram_sel: sram select
* @inst_idx: instance number index
* @indirect: indirectly write sram
*
* Disable clock gating for VCN block with dpg mode
*/
static void vcn_v4_0_disable_clock_gating_dpg_mode(struct amdgpu_device *adev, uint8_t sram_sel,
int inst_idx, uint8_t indirect)
{
uint32_t reg_data = 0;
if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
return;
/* enable sw clock gating control */
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);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_CGC_CTRL), reg_data, sram_sel, indirect);
/* turn off clock gating */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_CGC_GATE), 0, sram_sel, indirect);
/* turn on SUVD clock gating */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_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, regUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
}
/**
* vcn_v4_0_enable_clock_gating - enable VCN clock gating
*
* @adev: amdgpu_device pointer
* @inst: instance number
*
* Enable clock gating for VCN block
*/
static void vcn_v4_0_enable_clock_gating(struct amdgpu_device *adev, int inst)
{
uint32_t data;
if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
return;
/* enable VCN CGC */
data = RREG32_SOC15(VCN, inst, regUVD_CGC_CTRL);
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, regUVD_CGC_CTRL, data);
data = RREG32_SOC15(VCN, inst, regUVD_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, regUVD_CGC_CTRL, data);
data = RREG32_SOC15(VCN, inst, regUVD_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__UVD_SC_MODE_MASK
| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
WREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_CTRL, data);
return;
}
/**
* vcn_v4_0_start_dpg_mode - VCN start with dpg mode
*
* @adev: amdgpu_device pointer
* @inst_idx: instance number index
* @indirect: indirectly write sram
*
* Start VCN block with dpg mode
*/
static int vcn_v4_0_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
{
volatile struct amdgpu_vcn4_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
struct amdgpu_ring *ring;
uint32_t tmp;
/* disable register anti-hang mechanism */
WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, regUVD_POWER_STATUS), 1,
~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
/* enable dynamic power gating mode */
tmp = RREG32_SOC15(VCN, inst_idx, regUVD_POWER_STATUS);
tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
WREG32_SOC15(VCN, inst_idx, regUVD_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_v4_0_disable_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 | UVD_VCPU_CNTL__BLK_RST_MASK;
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_VCPU_CNTL), tmp, 0, indirect);
/* disable master interupt */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_MASTINT_EN), 0, 0, indirect);
/* setup regUVD_LMI_CTRL */
tmp = (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, regUVD_LMI_CTRL), tmp, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_MPC_CNTL),
0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_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, regUVD_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, regUVD_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_v4_0_mc_resume_dpg_mode(adev, inst_idx, 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, regUVD_VCPU_CNTL), tmp, 0, indirect);
/* enable LMI MC and UMC channels */
tmp = 0x1f << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT;
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_LMI_CTRL2), tmp, 0, indirect);
/* enable master interrupt */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, inst_idx, regUVD_MASTINT_EN),
UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
if (indirect)
psp_update_vcn_sram(adev, inst_idx, adev->vcn.inst[inst_idx].dpg_sram_gpu_addr,
(uint32_t)((uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_curr_addr -
(uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr));
ring = &adev->vcn.inst[inst_idx].ring_enc[0];
WREG32_SOC15(VCN, inst_idx, regUVD_RB_BASE_LO, ring->gpu_addr);
WREG32_SOC15(VCN, inst_idx, regUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
WREG32_SOC15(VCN, inst_idx, regUVD_RB_SIZE, ring->ring_size / 4);
tmp = RREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE);
tmp &= ~(VCN_RB_ENABLE__RB1_EN_MASK);
WREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE, tmp);
fw_shared->sq.queue_mode |= FW_QUEUE_RING_RESET;
WREG32_SOC15(VCN, inst_idx, regUVD_RB_RPTR, 0);
WREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR, 0);
tmp = RREG32_SOC15(VCN, inst_idx, regUVD_RB_RPTR);
WREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR, tmp);
ring->wptr = RREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR);
tmp = RREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE);
tmp |= VCN_RB_ENABLE__RB1_EN_MASK;
WREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE, tmp);
fw_shared->sq.queue_mode &= ~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF);
WREG32_SOC15(VCN, inst_idx, regVCN_RB1_DB_CTRL,
ring->doorbell_index << VCN_RB1_DB_CTRL__OFFSET__SHIFT |
VCN_RB1_DB_CTRL__EN_MASK);
return 0;
}
/**
* vcn_v4_0_start - VCN start
*
* @adev: amdgpu_device pointer
*
* Start VCN block
*/
static int vcn_v4_0_start(struct amdgpu_device *adev)
{
volatile struct amdgpu_vcn4_fw_shared *fw_shared;
struct amdgpu_ring *ring;
uint32_t 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) {
fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
r = vcn_v4_0_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
continue;
}
/* disable VCN power gating */
vcn_v4_0_disable_static_power_gating(adev, i);
/* set VCN status busy */
tmp = RREG32_SOC15(VCN, i, regUVD_STATUS) | UVD_STATUS__UVD_BUSY;
WREG32_SOC15(VCN, i, regUVD_STATUS, tmp);
/*SW clock gating */
vcn_v4_0_disable_clock_gating(adev, i);
/* enable VCPU clock */
WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
/* disable master interrupt */
WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_MASTINT_EN), 0,
~UVD_MASTINT_EN__VCPU_EN_MASK);
/* enable LMI MC and UMC channels */
WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_LMI_CTRL2), 0,
~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
/* setup regUVD_LMI_CTRL */
tmp = RREG32_SOC15(VCN, i, regUVD_LMI_CTRL);
WREG32_SOC15(VCN, i, regUVD_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 regUVD_MPC_CNTL */
tmp = RREG32_SOC15(VCN, i, regUVD_MPC_CNTL);
tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
WREG32_SOC15(VCN, i, regUVD_MPC_CNTL, tmp);
/* setup UVD_MPC_SET_MUXA0 */
WREG32_SOC15(VCN, i, regUVD_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, regUVD_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 UVD_MPC_SET_MUX */
WREG32_SOC15(VCN, i, regUVD_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_v4_0_mc_resume(adev, i);
/* VCN global tiling registers */
WREG32_SOC15(VCN, i, regUVD_GFX10_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
/* unblock VCPU register access */
WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_RB_ARB_CTRL), 0,
~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
/* release VCPU reset to boot */
WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_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, regUVD_STATUS);
if (status & 2)
break;
mdelay(10);
if (amdgpu_emu_mode==1)
msleep(1);
}
if (amdgpu_emu_mode==1) {
r = -1;
if (status & 2) {
r = 0;
break;
}
} else {
r = 0;
if (status & 2)
break;
dev_err(adev->dev, "VCN[%d] is not responding, trying to reset the VCPU!!!\n", i);
WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
UVD_VCPU_CNTL__BLK_RST_MASK,
~UVD_VCPU_CNTL__BLK_RST_MASK);
mdelay(10);
WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
~UVD_VCPU_CNTL__BLK_RST_MASK);
mdelay(10);
r = -1;
}
}
if (r) {
dev_err(adev->dev, "VCN[%d] is not responding, giving up!!!\n", i);
return r;
}
/* enable master interrupt */
WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_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, regUVD_STATUS), 0,
~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
ring = &adev->vcn.inst[i].ring_enc[0];
WREG32_SOC15(VCN, i, regVCN_RB1_DB_CTRL,
ring->doorbell_index << VCN_RB1_DB_CTRL__OFFSET__SHIFT |
VCN_RB1_DB_CTRL__EN_MASK);
WREG32_SOC15(VCN, i, regUVD_RB_BASE_LO, ring->gpu_addr);
WREG32_SOC15(VCN, i, regUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
WREG32_SOC15(VCN, i, regUVD_RB_SIZE, ring->ring_size / 4);
tmp = RREG32_SOC15(VCN, i, regVCN_RB_ENABLE);
tmp &= ~(VCN_RB_ENABLE__RB1_EN_MASK);
WREG32_SOC15(VCN, i, regVCN_RB_ENABLE, tmp);
fw_shared->sq.queue_mode |= FW_QUEUE_RING_RESET;
WREG32_SOC15(VCN, i, regUVD_RB_RPTR, 0);
WREG32_SOC15(VCN, i, regUVD_RB_WPTR, 0);
tmp = RREG32_SOC15(VCN, i, regUVD_RB_RPTR);
WREG32_SOC15(VCN, i, regUVD_RB_WPTR, tmp);
ring->wptr = RREG32_SOC15(VCN, i, regUVD_RB_WPTR);
tmp = RREG32_SOC15(VCN, i, regVCN_RB_ENABLE);
tmp |= VCN_RB_ENABLE__RB1_EN_MASK;
WREG32_SOC15(VCN, i, regVCN_RB_ENABLE, tmp);
fw_shared->sq.queue_mode &= ~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF);
}
return 0;
}
static int vcn_v4_0_start_sriov(struct amdgpu_device *adev)
{
int i;
struct amdgpu_ring *ring_enc;
uint64_t cache_addr;
uint64_t rb_enc_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;
uint32_t init_status;
uint32_t enabled_vcn;
struct mmsch_v4_0_cmd_direct_write
direct_wt = { {0} };
struct mmsch_v4_0_cmd_direct_read_modify_write
direct_rd_mod_wt = { {0} };
struct mmsch_v4_0_cmd_end end = { {0} };
struct mmsch_v4_0_init_header header;
volatile struct amdgpu_vcn4_fw_shared *fw_shared;
volatile struct amdgpu_fw_shared_rb_setup *rb_setup;
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_v4_0_init_header) >> 2;
for (i = 0; i < AMDGPU_MAX_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_V4_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_STATUS),
~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
cache_size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo);
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi);
offset = 0;
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_VCPU_CACHE_OFFSET0),
0);
} else {
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
lower_32_bits(adev->vcn.inst[i].gpu_addr));
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
upper_32_bits(adev->vcn.inst[i].gpu_addr));
offset = cache_size;
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_VCPU_CACHE_OFFSET0),
AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
}
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_VCPU_CACHE_SIZE0),
cache_size);
cache_addr = adev->vcn.inst[i].gpu_addr + offset;
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
lower_32_bits(cache_addr));
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
upper_32_bits(cache_addr));
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_VCPU_CACHE_OFFSET1),
0);
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_VCPU_CACHE_SIZE1),
AMDGPU_VCN_STACK_SIZE);
cache_addr = adev->vcn.inst[i].gpu_addr + offset +
AMDGPU_VCN_STACK_SIZE;
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
lower_32_bits(cache_addr));
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
upper_32_bits(cache_addr));
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_VCPU_CACHE_OFFSET2),
0);
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_VCPU_CACHE_SIZE2),
AMDGPU_VCN_CONTEXT_SIZE);
fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
rb_setup = &fw_shared->rb_setup;
ring_enc = &adev->vcn.inst[i].ring_enc[0];
ring_enc->wptr = 0;
rb_enc_addr = ring_enc->gpu_addr;
rb_setup->is_rb_enabled_flags |= RB_ENABLED;
rb_setup->rb_addr_lo = lower_32_bits(rb_enc_addr);
rb_setup->rb_addr_hi = upper_32_bits(rb_enc_addr);
rb_setup->rb_size = ring_enc->ring_size / 4;
fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_VF_RB_SETUP_FLAG);
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
lower_32_bits(adev->vcn.inst[i].fw_shared.gpu_addr));
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
upper_32_bits(adev->vcn.inst[i].fw_shared.gpu_addr));
MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
regUVD_VCPU_NONCACHE_SIZE0),
AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)));
/* add end packet */
MMSCH_V4_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_v4_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, regMMSCH_VF_CTX_ADDR_LO, lower_32_bits(ctx_addr));
WREG32_SOC15(VCN, 0, regMMSCH_VF_CTX_ADDR_HI, upper_32_bits(ctx_addr));
/* 2, update vmid of descriptor */
tmp = RREG32_SOC15(VCN, 0, regMMSCH_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, regMMSCH_VF_VMID, tmp);
/* 3, notify mmsch about the size of this descriptor */
size = header.total_size;
WREG32_SOC15(VCN, 0, regMMSCH_VF_CTX_SIZE, size);
/* 4, set resp to zero */
WREG32_SOC15(VCN, 0, regMMSCH_VF_MAILBOX_RESP, 0);
/* 5, kick off the initialization and wait until
* MMSCH_VF_MAILBOX_RESP becomes non-zero
*/
param = 0x00000001;
WREG32_SOC15(VCN, 0, regMMSCH_VF_MAILBOX_HOST, param);
tmp = 0;
timeout = 1000;
resp = 0;
expected = MMSCH_VF_MAILBOX_RESP__OK;
while (resp != expected) {
resp = RREG32_SOC15(VCN, 0, regMMSCH_VF_MAILBOX_RESP);
if (resp != 0)
break;
udelay(10);
tmp = tmp + 10;
if (tmp >= timeout) {
DRM_ERROR("failed to init MMSCH. TIME-OUT after %d usec"\
" waiting for regMMSCH_VF_MAILBOX_RESP "\
"(expected=0x%08x, readback=0x%08x)\n",
tmp, expected, resp);
return -EBUSY;
}
}
enabled_vcn = amdgpu_vcn_is_disabled_vcn(adev, VCN_DECODE_RING, 0) ? 1 : 0;
init_status = ((struct mmsch_v4_0_init_header *)(table_loc))->inst[enabled_vcn].init_status;
if (resp != expected && resp != MMSCH_VF_MAILBOX_RESP__INCOMPLETE
&& init_status != MMSCH_VF_ENGINE_STATUS__PASS)
DRM_ERROR("MMSCH init status is incorrect! readback=0x%08x, header init "\
"status for VCN%x: 0x%x\n", resp, enabled_vcn, init_status);
return 0;
}
/**
* vcn_v4_0_stop_dpg_mode - VCN stop with dpg mode
*
* @adev: amdgpu_device pointer
* @inst_idx: instance number index
*
* Stop VCN block with dpg mode
*/
static void vcn_v4_0_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
{
uint32_t tmp;
/* Wait for power status to be 1 */
SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_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, regUVD_RB_WPTR);
SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_RB_RPTR, tmp, 0xFFFFFFFF);
SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS, 1,
UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
/* disable dynamic power gating mode */
WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, regUVD_POWER_STATUS), 0,
~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
}
/**
* vcn_v4_0_stop - VCN stop
*
* @adev: amdgpu_device pointer
*
* Stop VCN block
*/
static int vcn_v4_0_stop(struct amdgpu_device *adev)
{
volatile struct amdgpu_vcn4_fw_shared *fw_shared;
uint32_t tmp;
int i, r = 0;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
fw_shared->sq.queue_mode |= FW_QUEUE_DPG_HOLD_OFF;
if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
vcn_v4_0_stop_dpg_mode(adev, i);
continue;
}
/* wait for vcn idle */
r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_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, regUVD_LMI_STATUS, tmp, tmp);
if (r)
return r;
/* disable LMI UMC channel */
tmp = RREG32_SOC15(VCN, i, regUVD_LMI_CTRL2);
tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
WREG32_SOC15(VCN, i, regUVD_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, regUVD_LMI_STATUS, tmp, tmp);
if (r)
return r;
/* block VCPU register access */
WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_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, regUVD_VCPU_CNTL),
UVD_VCPU_CNTL__BLK_RST_MASK,
~UVD_VCPU_CNTL__BLK_RST_MASK);
/* disable VCPU clock */
WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
~(UVD_VCPU_CNTL__CLK_EN_MASK));
/* apply soft reset */
tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
/* clear status */
WREG32_SOC15(VCN, i, regUVD_STATUS, 0);
/* apply HW clock gating */
vcn_v4_0_enable_clock_gating(adev, i);
/* enable VCN power gating */
vcn_v4_0_enable_static_power_gating(adev, i);
}
if (adev->pm.dpm_enabled)
amdgpu_dpm_enable_uvd(adev, false);
return 0;
}
/**
* vcn_v4_0_pause_dpg_mode - VCN pause with dpg mode
*
* @adev: amdgpu_device pointer
* @inst_idx: instance number index
* @new_state: pause state
*
* Pause dpg mode for VCN block
*/
static int vcn_v4_0_pause_dpg_mode(struct amdgpu_device *adev, int inst_idx,
struct dpg_pause_state *new_state)
{
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_DEV_DEBUG(adev->dev, "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, regUVD_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, regUVD_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, regUVD_DPG_PAUSE, reg_data);
/* wait for ACK */
SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_DPG_PAUSE,
UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_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, regUVD_DPG_PAUSE, reg_data);
}
adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
}
return 0;
}
/**
* vcn_v4_0_unified_ring_get_rptr - get unified read pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware unified read pointer
*/
static uint64_t vcn_v4_0_unified_ring_get_rptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
DRM_ERROR("wrong ring id is identified in %s", __func__);
return RREG32_SOC15(VCN, ring->me, regUVD_RB_RPTR);
}
/**
* vcn_v4_0_unified_ring_get_wptr - get unified write pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware unified write pointer
*/
static uint64_t vcn_v4_0_unified_ring_get_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
DRM_ERROR("wrong ring id is identified in %s", __func__);
if (ring->use_doorbell)
return *ring->wptr_cpu_addr;
else
return RREG32_SOC15(VCN, ring->me, regUVD_RB_WPTR);
}
/**
* vcn_v4_0_unified_ring_set_wptr - set enc write pointer
*
* @ring: amdgpu_ring pointer
*
* Commits the enc write pointer to the hardware
*/
static void vcn_v4_0_unified_ring_set_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
DRM_ERROR("wrong ring id is identified in %s", __func__);
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, regUVD_RB_WPTR, lower_32_bits(ring->wptr));
}
}
static int vcn_v4_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;
scheds = p->adev->gpu_sched[AMDGPU_HW_IP_VCN_ENC]
[AMDGPU_RING_PRIO_0].sched;
drm_sched_entity_modify_sched(job->base.entity, scheds, 1);
return 0;
}
static int vcn_v4_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%08llx\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_v4_0_limit_sched(p, job);
if (r)
goto out;
}
out:
amdgpu_bo_kunmap(bo);
return r;
}
#define RADEON_VCN_ENGINE_TYPE_DECODE (0x00000003)
static int vcn_v4_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);
struct amdgpu_vcn_decode_buffer *decode_buffer;
uint64_t addr;
uint32_t val;
/* The first instance can decode anything */
if (!ring->me)
return 0;
/* unified queue ib header has 8 double words. */
if (ib->length_dw < 8)
return 0;
val = amdgpu_ib_get_value(ib, 6); //RADEON_VCN_ENGINE_TYPE
if (val != RADEON_VCN_ENGINE_TYPE_DECODE)
return 0;
decode_buffer = (struct amdgpu_vcn_decode_buffer *)&ib->ptr[10];
if (!(decode_buffer->valid_buf_flag & 0x1))
return 0;
addr = ((u64)decode_buffer->msg_buffer_address_hi) << 32 |
decode_buffer->msg_buffer_address_lo;
return vcn_v4_0_dec_msg(p, job, addr);
}
static const struct amdgpu_ring_funcs vcn_v4_0_unified_ring_vm_funcs = {
.type = AMDGPU_RING_TYPE_VCN_ENC,
.align_mask = 0x3f,
.nop = VCN_ENC_CMD_NO_OP,
.vmhub = AMDGPU_MMHUB_0,
.get_rptr = vcn_v4_0_unified_ring_get_rptr,
.get_wptr = vcn_v4_0_unified_ring_get_wptr,
.set_wptr = vcn_v4_0_unified_ring_set_wptr,
.patch_cs_in_place = vcn_v4_0_ring_patch_cs_in_place,
.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_unified_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,
};
/**
* vcn_v4_0_set_unified_ring_funcs - set unified ring functions
*
* @adev: amdgpu_device pointer
*
* Set unified ring functions
*/
static void vcn_v4_0_set_unified_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;
adev->vcn.inst[i].ring_enc[0].funcs = &vcn_v4_0_unified_ring_vm_funcs;
adev->vcn.inst[i].ring_enc[0].me = i;
DRM_INFO("VCN(%d) encode/decode are enabled in VM mode\n", i);
}
}
/**
* vcn_v4_0_is_idle - check VCN block is idle
*
* @handle: amdgpu_device pointer
*
* Check whether VCN block is idle
*/
static bool vcn_v4_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, regUVD_STATUS) == UVD_STATUS__IDLE);
}
return ret;
}
/**
* vcn_v4_0_wait_for_idle - wait for VCN block idle
*
* @handle: amdgpu_device pointer
*
* Wait for VCN block idle
*/
static int vcn_v4_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, regUVD_STATUS, UVD_STATUS__IDLE,
UVD_STATUS__IDLE);
if (ret)
return ret;
}
return ret;
}
/**
* vcn_v4_0_set_clockgating_state - set VCN block clockgating state
*
* @handle: amdgpu_device pointer
* @state: clock gating state
*
* Set VCN block clockgating state
*/
static int vcn_v4_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) ? true : false;
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, regUVD_STATUS) != UVD_STATUS__IDLE)
return -EBUSY;
vcn_v4_0_enable_clock_gating(adev, i);
} else {
vcn_v4_0_disable_clock_gating(adev, i);
}
}
return 0;
}
/**
* vcn_v4_0_set_powergating_state - set VCN block powergating state
*
* @handle: amdgpu_device pointer
* @state: power gating state
*
* Set VCN block powergating state
*/
static int vcn_v4_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_v4_0_stop(adev);
else
ret = vcn_v4_0_start(adev);
if(!ret)
adev->vcn.cur_state = state;
return ret;
}
/**
* vcn_v4_0_set_interrupt_state - set VCN block interrupt state
*
* @adev: amdgpu_device pointer
* @source: interrupt sources
* @type: interrupt types
* @state: interrupt states
*
* Set VCN block interrupt state
*/
static int vcn_v4_0_set_interrupt_state(struct amdgpu_device *adev, struct amdgpu_irq_src *source,
unsigned type, enum amdgpu_interrupt_state state)
{
return 0;
}
/**
* vcn_v4_0_process_interrupt - process VCN block interrupt
*
* @adev: amdgpu_device pointer
* @source: interrupt sources
* @entry: interrupt entry from clients and sources
*
* Process VCN block interrupt
*/
static int vcn_v4_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_4_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
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_v4_0_irq_funcs = {
.set = vcn_v4_0_set_interrupt_state,
.process = vcn_v4_0_process_interrupt,
};
/**
* vcn_v4_0_set_irq_funcs - set VCN block interrupt irq functions
*
* @adev: amdgpu_device pointer
*
* Set VCN block interrupt irq functions
*/
static void vcn_v4_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_v4_0_irq_funcs;
}
}
static const struct amd_ip_funcs vcn_v4_0_ip_funcs = {
.name = "vcn_v4_0",
.early_init = vcn_v4_0_early_init,
.late_init = NULL,
.sw_init = vcn_v4_0_sw_init,
.sw_fini = vcn_v4_0_sw_fini,
.hw_init = vcn_v4_0_hw_init,
.hw_fini = vcn_v4_0_hw_fini,
.suspend = vcn_v4_0_suspend,
.resume = vcn_v4_0_resume,
.is_idle = vcn_v4_0_is_idle,
.wait_for_idle = vcn_v4_0_wait_for_idle,
.check_soft_reset = NULL,
.pre_soft_reset = NULL,
.soft_reset = NULL,
.post_soft_reset = NULL,
.set_clockgating_state = vcn_v4_0_set_clockgating_state,
.set_powergating_state = vcn_v4_0_set_powergating_state,
};
const struct amdgpu_ip_block_version vcn_v4_0_ip_block =
{
.type = AMD_IP_BLOCK_TYPE_VCN,
.major = 4,
.minor = 0,
.rev = 0,
.funcs = &vcn_v4_0_ip_funcs,
};