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linux-zen-desktop/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c

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6.5.5
2023-10-24 12:59:35 +02:00
/*
* Copyright 2022 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 <drm/drm_drv.h>
#include "amdgpu.h"
#include "amdgpu_vcn.h"
#include "amdgpu_pm.h"
#include "soc15.h"
#include "soc15d.h"
#include "soc15_hw_ip.h"
#include "vcn_v2_0.h"
#include "vcn/vcn_4_0_3_offset.h"
#include "vcn/vcn_4_0_3_sh_mask.h"
#include "ivsrcid/vcn/irqsrcs_vcn_4_0.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
static void vcn_v4_0_3_set_unified_ring_funcs(struct amdgpu_device *adev);
static void vcn_v4_0_3_set_irq_funcs(struct amdgpu_device *adev);
static int vcn_v4_0_3_set_powergating_state(void *handle,
enum amd_powergating_state state);
static int vcn_v4_0_3_pause_dpg_mode(struct amdgpu_device *adev,
int inst_idx, struct dpg_pause_state *new_state);
static void vcn_v4_0_3_unified_ring_set_wptr(struct amdgpu_ring *ring);
static void vcn_v4_0_3_set_ras_funcs(struct amdgpu_device *adev);
static void vcn_v4_0_3_enable_ras(struct amdgpu_device *adev,
int inst_idx, bool indirect);
/**
* vcn_v4_0_3_early_init - set function pointers
*
* @handle: amdgpu_device pointer
*
* Set ring and irq function pointers
*/
static int vcn_v4_0_3_early_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
/* re-use enc ring as unified ring */
adev->vcn.num_enc_rings = 1;
vcn_v4_0_3_set_unified_ring_funcs(adev);
vcn_v4_0_3_set_irq_funcs(adev);
vcn_v4_0_3_set_ras_funcs(adev);
return amdgpu_vcn_early_init(adev);
}
/**
* vcn_v4_0_3_sw_init - sw init for VCN block
*
* @handle: amdgpu_device pointer
*
* Load firmware and sw initialization
*/
static int vcn_v4_0_3_sw_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
struct amdgpu_ring *ring;
int i, r, vcn_inst;
r = amdgpu_vcn_sw_init(adev);
if (r)
return r;
amdgpu_vcn_setup_ucode(adev);
r = amdgpu_vcn_resume(adev);
if (r)
return r;
/* VCN DEC TRAP */
r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
VCN_4_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst->irq);
if (r)
return r;
for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
volatile struct amdgpu_vcn4_fw_shared *fw_shared;
vcn_inst = GET_INST(VCN, i);
ring = &adev->vcn.inst[i].ring_enc[0];
ring->use_doorbell = true;
ring->doorbell_index =
(adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
9 * vcn_inst;
ring->vm_hub = AMDGPU_MMHUB0(adev->vcn.inst[i].aid_id);
sprintf(ring->name, "vcn_unified_%d", adev->vcn.inst[i].aid_id);
r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0,
AMDGPU_RING_PRIO_DEFAULT,
&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 = true;
if (amdgpu_vcnfw_log)
amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
}
if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
adev->vcn.pause_dpg_mode = vcn_v4_0_3_pause_dpg_mode;
if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__VCN)) {
r = amdgpu_vcn_ras_sw_init(adev);
if (r) {
dev_err(adev->dev, "Failed to initialize vcn ras block!\n");
return r;
}
}
return 0;
}
/**
* vcn_v4_0_3_sw_fini - sw fini for VCN block
*
* @handle: amdgpu_device pointer
*
* VCN suspend and free up sw allocation
*/
static int vcn_v4_0_3_sw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int i, r, idx;
if (drm_dev_enter(&adev->ddev, &idx)) {
for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
volatile struct amdgpu_vcn4_fw_shared *fw_shared;
fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
fw_shared->present_flag_0 = 0;
fw_shared->sq.is_enabled = cpu_to_le32(false);
}
drm_dev_exit(idx);
}
r = amdgpu_vcn_suspend(adev);
if (r)
return r;
r = amdgpu_vcn_sw_fini(adev);
return r;
}
/**
* vcn_v4_0_3_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_3_hw_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
struct amdgpu_ring *ring;
int i, r, vcn_inst;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
vcn_inst = GET_INST(VCN, i);
ring = &adev->vcn.inst[i].ring_enc[0];
if (ring->use_doorbell) {
adev->nbio.funcs->vcn_doorbell_range(
adev, ring->use_doorbell,
(adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
9 * vcn_inst,
adev->vcn.inst[i].aid_id);
WREG32_SOC15(
VCN, GET_INST(VCN, ring->me),
regVCN_RB1_DB_CTRL,
ring->doorbell_index
<< VCN_RB1_DB_CTRL__OFFSET__SHIFT |
VCN_RB1_DB_CTRL__EN_MASK);
/* Read DB_CTRL to flush the write DB_CTRL command. */
RREG32_SOC15(
VCN, GET_INST(VCN, ring->me),
regVCN_RB1_DB_CTRL);
}
r = amdgpu_ring_test_helper(ring);
if (r)
goto done;
}
done:
if (!r)
DRM_DEV_INFO(adev->dev, "VCN decode initialized successfully(under %s).\n",
(adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
return r;
}
/**
* vcn_v4_0_3_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_3_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
cancel_delayed_work_sync(&adev->vcn.idle_work);
if (adev->vcn.cur_state != AMD_PG_STATE_GATE)
vcn_v4_0_3_set_powergating_state(adev, AMD_PG_STATE_GATE);
return 0;
}
/**
* vcn_v4_0_3_suspend - suspend VCN block
*
* @handle: amdgpu_device pointer
*
* HW fini and suspend VCN block
*/
static int vcn_v4_0_3_suspend(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int r;
r = vcn_v4_0_3_hw_fini(adev);
if (r)
return r;
r = amdgpu_vcn_suspend(adev);
return r;
}
/**
* vcn_v4_0_3_resume - resume VCN block
*
* @handle: amdgpu_device pointer
*
* Resume firmware and hw init VCN block
*/
static int vcn_v4_0_3_resume(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int r;
r = amdgpu_vcn_resume(adev);
if (r)
return r;
r = vcn_v4_0_3_hw_init(adev);
return r;
}
/**
* vcn_v4_0_3_mc_resume - memory controller programming
*
* @adev: amdgpu_device pointer
* @inst_idx: instance number
*
* Let the VCN memory controller know it's offsets
*/
static void vcn_v4_0_3_mc_resume(struct amdgpu_device *adev, int inst_idx)
{
uint32_t offset, size, vcn_inst;
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);
vcn_inst = GET_INST(VCN, inst_idx);
/* cache window 0: fw */
if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
WREG32_SOC15(
VCN, vcn_inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx]
.tmr_mc_addr_lo));
WREG32_SOC15(
VCN, vcn_inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx]
.tmr_mc_addr_hi));
WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_CACHE_OFFSET0, 0);
offset = 0;
} else {
WREG32_SOC15(VCN, vcn_inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr));
WREG32_SOC15(VCN, vcn_inst,
regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr));
offset = size;
WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_CACHE_OFFSET0,
AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
}
WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_CACHE_SIZE0, size);
/* cache window 1: stack */
WREG32_SOC15(VCN, vcn_inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset));
WREG32_SOC15(VCN, vcn_inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset));
WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_CACHE_OFFSET1, 0);
WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_CACHE_SIZE1,
AMDGPU_VCN_STACK_SIZE);
/* cache window 2: context */
WREG32_SOC15(VCN, vcn_inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset +
AMDGPU_VCN_STACK_SIZE));
WREG32_SOC15(VCN, vcn_inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset +
AMDGPU_VCN_STACK_SIZE));
WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_CACHE_OFFSET2, 0);
WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_CACHE_SIZE2,
AMDGPU_VCN_CONTEXT_SIZE);
/* non-cache window */
WREG32_SOC15(
VCN, vcn_inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr));
WREG32_SOC15(
VCN, vcn_inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr));
WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_NONCACHE_OFFSET0, 0);
WREG32_SOC15(
VCN, vcn_inst, regUVD_VCPU_NONCACHE_SIZE0,
AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)));
}
/**
* vcn_v4_0_3_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_3_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, 0, 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, 0, 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, 0, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
} else {
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
}
offset = 0;
} else {
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, 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, 0, 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, 0, regUVD_VCPU_CACHE_OFFSET0),
AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
}
if (!indirect)
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, regUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
else
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, regUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
/* cache window 1: stack */
if (!indirect) {
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, 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, 0, 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, 0, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
} else {
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
}
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, 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, 0, 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, 0, 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, 0, regUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, regUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
/* non-cache window */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, 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, 0, 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, 0, regUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, 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_GFX8_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
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_3_disable_clock_gating - disable VCN clock gating
*
* @adev: amdgpu_device pointer
* @inst_idx: instance number
*
* Disable clock gating for VCN block
*/
static void vcn_v4_0_3_disable_clock_gating(struct amdgpu_device *adev, int inst_idx)
{
uint32_t data;
int vcn_inst;
if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
return;
vcn_inst = GET_INST(VCN, inst_idx);
/* VCN disable CGC */
data = RREG32_SOC15(VCN, 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, vcn_inst, regUVD_CGC_CTRL, data);
data = RREG32_SOC15(VCN, vcn_inst, regUVD_CGC_GATE);
data &= ~(UVD_CGC_GATE__SYS_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__MPC_MASK
| UVD_CGC_GATE__LBSI_MASK
| UVD_CGC_GATE__LRBBM_MASK
| UVD_CGC_GATE__WCB_MASK
| UVD_CGC_GATE__VCPU_MASK
| UVD_CGC_GATE__MMSCH_MASK);
WREG32_SOC15(VCN, vcn_inst, regUVD_CGC_GATE, data);
SOC15_WAIT_ON_RREG(VCN, vcn_inst, regUVD_CGC_GATE, 0, 0xFFFFFFFF);
data = RREG32_SOC15(VCN, vcn_inst, regUVD_CGC_CTRL);
data &= ~(UVD_CGC_CTRL__SYS_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__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, vcn_inst, regUVD_CGC_CTRL, data);
data = RREG32_SOC15(VCN, 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__ENT_MASK
| UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_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, vcn_inst, regUVD_SUVD_CGC_GATE, data);
data = RREG32_SOC15(VCN, 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__ENT_MODE_MASK
| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
WREG32_SOC15(VCN, vcn_inst, regUVD_SUVD_CGC_CTRL, data);
}
/**
* vcn_v4_0_3_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_3_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__SYS_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, 0, regUVD_CGC_CTRL), reg_data, sram_sel, indirect);
/* turn off clock gating */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, regUVD_CGC_GATE), 0, sram_sel, indirect);
/* turn on SUVD clock gating */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, 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, 0, regUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
}
/**
* vcn_v4_0_3_enable_clock_gating - enable VCN clock gating
*
* @adev: amdgpu_device pointer
* @inst_idx: instance number
*
* Enable clock gating for VCN block
*/
static void vcn_v4_0_3_enable_clock_gating(struct amdgpu_device *adev, int inst_idx)
{
uint32_t data;
int vcn_inst;
if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
return;
vcn_inst = GET_INST(VCN, inst_idx);
/* enable VCN CGC */
data = RREG32_SOC15(VCN, 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, vcn_inst, regUVD_CGC_CTRL, data);
data = RREG32_SOC15(VCN, vcn_inst, regUVD_CGC_CTRL);
data |= (UVD_CGC_CTRL__SYS_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__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(VCN, vcn_inst, regUVD_CGC_CTRL, data);
data = RREG32_SOC15(VCN, 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__ENT_MODE_MASK
| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
WREG32_SOC15(VCN, vcn_inst, regUVD_SUVD_CGC_CTRL, data);
}
/**
* vcn_v4_0_3_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_3_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;
int vcn_inst;
uint32_t tmp;
vcn_inst = GET_INST(VCN, inst_idx);
/* disable register anti-hang mechanism */
WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_POWER_STATUS), 1,
~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
/* enable dynamic power gating mode */
tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_POWER_STATUS);
tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
WREG32_SOC15(VCN, vcn_inst, regUVD_POWER_STATUS, tmp);
if (indirect) {
DRM_DEV_DEBUG(adev->dev, "VCN %d start: on AID %d",
inst_idx, adev->vcn.inst[inst_idx].aid_id);
adev->vcn.inst[inst_idx].dpg_sram_curr_addr =
(uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
/* Use dummy register 0xDEADBEEF passing AID selection to PSP FW */
WREG32_SOC15_DPG_MODE(inst_idx, 0xDEADBEEF,
adev->vcn.inst[inst_idx].aid_id, 0, true);
}
/* enable clock gating */
vcn_v4_0_3_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;
tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, regUVD_VCPU_CNTL), tmp, 0, indirect);
/* disable master interrupt */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, 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, 0, regUVD_LMI_CTRL), tmp, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, regUVD_MPC_CNTL),
0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, 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, 0, 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, 0, 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_3_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, 0, 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, 0, regUVD_LMI_CTRL2), tmp, 0, indirect);
vcn_v4_0_3_enable_ras(adev, inst_idx, indirect);
/* enable master interrupt */
WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
VCN, 0, regUVD_MASTINT_EN),
UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
if (indirect)
psp_update_vcn_sram(adev, 0, 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];
/* program the RB_BASE for ring buffer */
WREG32_SOC15(VCN, vcn_inst, regUVD_RB_BASE_LO,
lower_32_bits(ring->gpu_addr));
WREG32_SOC15(VCN, vcn_inst, regUVD_RB_BASE_HI,
upper_32_bits(ring->gpu_addr));
WREG32_SOC15(VCN, vcn_inst, regUVD_RB_SIZE,
ring->ring_size / sizeof(uint32_t));
/* resetting ring, fw should not check RB ring */
tmp = RREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE);
tmp &= ~(VCN_RB_ENABLE__RB_EN_MASK);
WREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE, tmp);
fw_shared->sq.queue_mode |= FW_QUEUE_RING_RESET;
/* Initialize the ring buffer's read and write pointers */
WREG32_SOC15(VCN, vcn_inst, regUVD_RB_RPTR, 0);
WREG32_SOC15(VCN, vcn_inst, regUVD_RB_WPTR, 0);
ring->wptr = RREG32_SOC15(VCN, vcn_inst, regUVD_RB_WPTR);
tmp = RREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE);
tmp |= VCN_RB_ENABLE__RB_EN_MASK;
WREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE, tmp);
fw_shared->sq.queue_mode &= ~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF);
/*resetting done, fw can check RB ring */
fw_shared->sq.queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
return 0;
}
/**
* vcn_v4_0_3_start - VCN start
*
* @adev: amdgpu_device pointer
*
* Start VCN block
*/
static int vcn_v4_0_3_start(struct amdgpu_device *adev)
{
volatile struct amdgpu_vcn4_fw_shared *fw_shared;
struct amdgpu_ring *ring;
int i, j, k, r, vcn_inst;
uint32_t tmp;
if (adev->pm.dpm_enabled)
amdgpu_dpm_enable_uvd(adev, true);
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
r = vcn_v4_0_3_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
continue;
}
vcn_inst = GET_INST(VCN, i);
/* set VCN status busy */
tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_STATUS) |
UVD_STATUS__UVD_BUSY;
WREG32_SOC15(VCN, vcn_inst, regUVD_STATUS, tmp);
/*SW clock gating */
vcn_v4_0_3_disable_clock_gating(adev, i);
/* enable VCPU clock */
WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_VCPU_CNTL),
UVD_VCPU_CNTL__CLK_EN_MASK,
~UVD_VCPU_CNTL__CLK_EN_MASK);
/* disable master interrupt */
WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_MASTINT_EN), 0,
~UVD_MASTINT_EN__VCPU_EN_MASK);
/* enable LMI MC and UMC channels */
WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_LMI_CTRL2), 0,
~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_SOFT_RESET);
tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
WREG32_SOC15(VCN, vcn_inst, regUVD_SOFT_RESET, tmp);
/* setup regUVD_LMI_CTRL */
tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_LMI_CTRL);
WREG32_SOC15(VCN, vcn_inst, 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, vcn_inst, regUVD_MPC_CNTL);
tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
WREG32_SOC15(VCN, vcn_inst, regUVD_MPC_CNTL, tmp);
/* setup UVD_MPC_SET_MUXA0 */
WREG32_SOC15(VCN, vcn_inst, 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, vcn_inst, 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, vcn_inst, 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_3_mc_resume(adev, i);
/* VCN global tiling registers */
WREG32_SOC15(VCN, vcn_inst, regUVD_GFX8_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
WREG32_SOC15(VCN, vcn_inst, regUVD_GFX10_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
/* unblock VCPU register access */
WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_RB_ARB_CTRL), 0,
~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
/* release VCPU reset to boot */
WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, 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, vcn_inst,
regUVD_STATUS);
if (status & 2)
break;
mdelay(10);
}
r = 0;
if (status & 2)
break;
DRM_DEV_ERROR(adev->dev,
"VCN decode not responding, trying to reset the VCPU!!!\n");
WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst,
regUVD_VCPU_CNTL),
UVD_VCPU_CNTL__BLK_RST_MASK,
~UVD_VCPU_CNTL__BLK_RST_MASK);
mdelay(10);
WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst,
regUVD_VCPU_CNTL),
0, ~UVD_VCPU_CNTL__BLK_RST_MASK);
mdelay(10);
r = -1;
}
if (r) {
DRM_DEV_ERROR(adev->dev, "VCN decode not responding, giving up!!!\n");
return r;
}
/* enable master interrupt */
WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, 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, vcn_inst, regUVD_STATUS), 0,
~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
ring = &adev->vcn.inst[i].ring_enc[0];
fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
/* program the RB_BASE for ring buffer */
WREG32_SOC15(VCN, vcn_inst, regUVD_RB_BASE_LO,
lower_32_bits(ring->gpu_addr));
WREG32_SOC15(VCN, vcn_inst, regUVD_RB_BASE_HI,
upper_32_bits(ring->gpu_addr));
WREG32_SOC15(VCN, vcn_inst, regUVD_RB_SIZE,
ring->ring_size / sizeof(uint32_t));
/* resetting ring, fw should not check RB ring */
tmp = RREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE);
tmp &= ~(VCN_RB_ENABLE__RB_EN_MASK);
WREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE, tmp);
/* Initialize the ring buffer's read and write pointers */
WREG32_SOC15(VCN, vcn_inst, regUVD_RB_RPTR, 0);
WREG32_SOC15(VCN, vcn_inst, regUVD_RB_WPTR, 0);
tmp = RREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE);
tmp |= VCN_RB_ENABLE__RB_EN_MASK;
WREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE, tmp);
ring->wptr = RREG32_SOC15(VCN, vcn_inst, regUVD_RB_WPTR);
fw_shared->sq.queue_mode &=
cpu_to_le32(~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF));
}
return 0;
}
/**
* vcn_v4_0_3_stop_dpg_mode - VCN stop with dpg mode
*
* @adev: amdgpu_device pointer
* @inst_idx: instance number index
*
* Stop VCN block with dpg mode
*/
static int vcn_v4_0_3_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
{
uint32_t tmp;
int vcn_inst;
vcn_inst = GET_INST(VCN, inst_idx);
/* Wait for power status to be 1 */
SOC15_WAIT_ON_RREG(VCN, vcn_inst, 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, vcn_inst, regUVD_RB_WPTR);
SOC15_WAIT_ON_RREG(VCN, vcn_inst, regUVD_RB_RPTR, tmp, 0xFFFFFFFF);
SOC15_WAIT_ON_RREG(VCN, vcn_inst, regUVD_POWER_STATUS, 1,
UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
/* disable dynamic power gating mode */
WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_POWER_STATUS), 0,
~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
return 0;
}
/**
* vcn_v4_0_3_stop - VCN stop
*
* @adev: amdgpu_device pointer
*
* Stop VCN block
*/
static int vcn_v4_0_3_stop(struct amdgpu_device *adev)
{
volatile struct amdgpu_vcn4_fw_shared *fw_shared;
int i, r = 0, vcn_inst;
uint32_t tmp;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
vcn_inst = GET_INST(VCN, 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_3_stop_dpg_mode(adev, i);
continue;
}
/* wait for vcn idle */
r = SOC15_WAIT_ON_RREG(VCN, vcn_inst, regUVD_STATUS,
UVD_STATUS__IDLE, 0x7);
if (r)
goto Done;
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, vcn_inst, regUVD_LMI_STATUS, tmp,
tmp);
if (r)
goto Done;
/* stall UMC channel */
tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_LMI_CTRL2);
tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
WREG32_SOC15(VCN, vcn_inst, 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, vcn_inst, regUVD_LMI_STATUS, tmp,
tmp);
if (r)
goto Done;
/* Unblock VCPU Register access */
WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_RB_ARB_CTRL),
UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
/* release VCPU reset to boot */
WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_VCPU_CNTL),
UVD_VCPU_CNTL__BLK_RST_MASK,
~UVD_VCPU_CNTL__BLK_RST_MASK);
/* disable VCPU clock */
WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_VCPU_CNTL), 0,
~(UVD_VCPU_CNTL__CLK_EN_MASK));
/* reset LMI UMC/LMI/VCPU */
tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_SOFT_RESET);
tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
WREG32_SOC15(VCN, vcn_inst, regUVD_SOFT_RESET, tmp);
tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_SOFT_RESET);
tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
WREG32_SOC15(VCN, vcn_inst, regUVD_SOFT_RESET, tmp);
/* clear VCN status */
WREG32_SOC15(VCN, vcn_inst, regUVD_STATUS, 0);
/* apply HW clock gating */
vcn_v4_0_3_enable_clock_gating(adev, i);
}
Done:
if (adev->pm.dpm_enabled)
amdgpu_dpm_enable_uvd(adev, false);
return 0;
}
/**
* vcn_v4_0_3_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_3_pause_dpg_mode(struct amdgpu_device *adev, int inst_idx,
struct dpg_pause_state *new_state)
{
return 0;
}
/**
* vcn_v4_0_3_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_3_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, GET_INST(VCN, ring->me), regUVD_RB_RPTR);
}
/**
* vcn_v4_0_3_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_3_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, GET_INST(VCN, ring->me),
regUVD_RB_WPTR);
}
/**
* vcn_v4_0_3_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_3_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, GET_INST(VCN, ring->me), regUVD_RB_WPTR,
lower_32_bits(ring->wptr));
}
}
static const struct amdgpu_ring_funcs vcn_v4_0_3_unified_ring_vm_funcs = {
.type = AMDGPU_RING_TYPE_VCN_ENC,
.align_mask = 0x3f,
.nop = VCN_ENC_CMD_NO_OP,
.get_rptr = vcn_v4_0_3_unified_ring_get_rptr,
.get_wptr = vcn_v4_0_3_unified_ring_get_wptr,
.set_wptr = vcn_v4_0_3_unified_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_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_3_set_unified_ring_funcs - set unified ring functions
*
* @adev: amdgpu_device pointer
*
* Set unified ring functions
*/
static void vcn_v4_0_3_set_unified_ring_funcs(struct amdgpu_device *adev)
{
int i, vcn_inst;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
adev->vcn.inst[i].ring_enc[0].funcs = &vcn_v4_0_3_unified_ring_vm_funcs;
adev->vcn.inst[i].ring_enc[0].me = i;
vcn_inst = GET_INST(VCN, i);
adev->vcn.inst[i].aid_id =
vcn_inst / adev->vcn.num_inst_per_aid;
}
DRM_DEV_INFO(adev->dev, "VCN decode is enabled in VM mode\n");
}
/**
* vcn_v4_0_3_is_idle - check VCN block is idle
*
* @handle: amdgpu_device pointer
*
* Check whether VCN block is idle
*/
static bool vcn_v4_0_3_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) {
ret &= (RREG32_SOC15(VCN, GET_INST(VCN, i), regUVD_STATUS) ==
UVD_STATUS__IDLE);
}
return ret;
}
/**
* vcn_v4_0_3_wait_for_idle - wait for VCN block idle
*
* @handle: amdgpu_device pointer
*
* Wait for VCN block idle
*/
static int vcn_v4_0_3_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) {
ret = SOC15_WAIT_ON_RREG(VCN, GET_INST(VCN, i), regUVD_STATUS,
UVD_STATUS__IDLE, UVD_STATUS__IDLE);
if (ret)
return ret;
}
return ret;
}
/* vcn_v4_0_3_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_3_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 (enable) {
if (RREG32_SOC15(VCN, GET_INST(VCN, i),
regUVD_STATUS) != UVD_STATUS__IDLE)
return -EBUSY;
vcn_v4_0_3_enable_clock_gating(adev, i);
} else {
vcn_v4_0_3_disable_clock_gating(adev, i);
}
}
return 0;
}
/**
* vcn_v4_0_3_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_3_set_powergating_state(void *handle,
enum amd_powergating_state state)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int ret;
if (state == adev->vcn.cur_state)
return 0;
if (state == AMD_PG_STATE_GATE)
ret = vcn_v4_0_3_stop(adev);
else
ret = vcn_v4_0_3_start(adev);
if (!ret)
adev->vcn.cur_state = state;
return ret;
}
/**
* vcn_v4_0_3_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_3_set_interrupt_state(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
unsigned int type,
enum amdgpu_interrupt_state state)
{
return 0;
}
/**
* vcn_v4_0_3_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_3_process_interrupt(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
struct amdgpu_iv_entry *entry)
{
uint32_t i, inst;
i = node_id_to_phys_map[entry->node_id];
DRM_DEV_DEBUG(adev->dev, "IH: VCN TRAP\n");
for (inst = 0; inst < adev->vcn.num_vcn_inst; ++inst)
if (adev->vcn.inst[inst].aid_id == i)
break;
if (inst >= adev->vcn.num_vcn_inst) {
dev_WARN_ONCE(adev->dev, 1,
"Interrupt received for unknown VCN instance %d",
entry->node_id);
return 0;
}
switch (entry->src_id) {
case VCN_4_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
amdgpu_fence_process(&adev->vcn.inst[inst].ring_enc[0]);
break;
default:
DRM_DEV_ERROR(adev->dev, "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_3_irq_funcs = {
.set = vcn_v4_0_3_set_interrupt_state,
.process = vcn_v4_0_3_process_interrupt,
};
/**
* vcn_v4_0_3_set_irq_funcs - set VCN block interrupt irq functions
*
* @adev: amdgpu_device pointer
*
* Set VCN block interrupt irq functions
*/
static void vcn_v4_0_3_set_irq_funcs(struct amdgpu_device *adev)
{
int i;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
adev->vcn.inst->irq.num_types++;
}
adev->vcn.inst->irq.funcs = &vcn_v4_0_3_irq_funcs;
}
static const struct amd_ip_funcs vcn_v4_0_3_ip_funcs = {
.name = "vcn_v4_0_3",
.early_init = vcn_v4_0_3_early_init,
.late_init = NULL,
.sw_init = vcn_v4_0_3_sw_init,
.sw_fini = vcn_v4_0_3_sw_fini,
.hw_init = vcn_v4_0_3_hw_init,
.hw_fini = vcn_v4_0_3_hw_fini,
.suspend = vcn_v4_0_3_suspend,
.resume = vcn_v4_0_3_resume,
.is_idle = vcn_v4_0_3_is_idle,
.wait_for_idle = vcn_v4_0_3_wait_for_idle,
.check_soft_reset = NULL,
.pre_soft_reset = NULL,
.soft_reset = NULL,
.post_soft_reset = NULL,
.set_clockgating_state = vcn_v4_0_3_set_clockgating_state,
.set_powergating_state = vcn_v4_0_3_set_powergating_state,
};
const struct amdgpu_ip_block_version vcn_v4_0_3_ip_block = {
.type = AMD_IP_BLOCK_TYPE_VCN,
.major = 4,
.minor = 0,
.rev = 3,
.funcs = &vcn_v4_0_3_ip_funcs,
};
static const struct amdgpu_ras_err_status_reg_entry vcn_v4_0_3_ue_reg_list[] = {
{AMDGPU_RAS_REG_ENTRY(VCN, 0, regVCN_UE_ERR_STATUS_LO_VIDD, regVCN_UE_ERR_STATUS_HI_VIDD),
1, (AMDGPU_RAS_ERR_INFO_VALID | AMDGPU_RAS_ERR_STATUS_VALID), "VIDD"},
{AMDGPU_RAS_REG_ENTRY(VCN, 0, regVCN_UE_ERR_STATUS_LO_VIDV, regVCN_UE_ERR_STATUS_HI_VIDV),
1, (AMDGPU_RAS_ERR_INFO_VALID | AMDGPU_RAS_ERR_STATUS_VALID), "VIDV"},
};
static void vcn_v4_0_3_inst_query_ras_error_count(struct amdgpu_device *adev,
uint32_t vcn_inst,
void *ras_err_status)
{
struct ras_err_data *err_data = (struct ras_err_data *)ras_err_status;
/* vcn v4_0_3 only support query uncorrectable errors */
amdgpu_ras_inst_query_ras_error_count(adev,
vcn_v4_0_3_ue_reg_list,
ARRAY_SIZE(vcn_v4_0_3_ue_reg_list),
NULL, 0, GET_INST(VCN, vcn_inst),
AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE,
&err_data->ue_count);
}
static void vcn_v4_0_3_query_ras_error_count(struct amdgpu_device *adev,
void *ras_err_status)
{
uint32_t i;
if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__VCN)) {
dev_warn(adev->dev, "VCN RAS is not supported\n");
return;
}
for (i = 0; i < adev->vcn.num_vcn_inst; i++)
vcn_v4_0_3_inst_query_ras_error_count(adev, i, ras_err_status);
}
static void vcn_v4_0_3_inst_reset_ras_error_count(struct amdgpu_device *adev,
uint32_t vcn_inst)
{
amdgpu_ras_inst_reset_ras_error_count(adev,
vcn_v4_0_3_ue_reg_list,
ARRAY_SIZE(vcn_v4_0_3_ue_reg_list),
GET_INST(VCN, vcn_inst));
}
static void vcn_v4_0_3_reset_ras_error_count(struct amdgpu_device *adev)
{
uint32_t i;
if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__VCN)) {
dev_warn(adev->dev, "VCN RAS is not supported\n");
return;
}
for (i = 0; i < adev->vcn.num_vcn_inst; i++)
vcn_v4_0_3_inst_reset_ras_error_count(adev, i);
}
static const struct amdgpu_ras_block_hw_ops vcn_v4_0_3_ras_hw_ops = {
.query_ras_error_count = vcn_v4_0_3_query_ras_error_count,
.reset_ras_error_count = vcn_v4_0_3_reset_ras_error_count,
};
static struct amdgpu_vcn_ras vcn_v4_0_3_ras = {
.ras_block = {
.hw_ops = &vcn_v4_0_3_ras_hw_ops,
},
};
static void vcn_v4_0_3_set_ras_funcs(struct amdgpu_device *adev)
{
adev->vcn.ras = &vcn_v4_0_3_ras;
}
static void vcn_v4_0_3_enable_ras(struct amdgpu_device *adev,
int inst_idx, bool indirect)
{
uint32_t tmp;
if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__VCN))
return;
tmp = VCN_RAS_CNTL__VCPU_VCODEC_REARM_MASK |
VCN_RAS_CNTL__VCPU_VCODEC_IH_EN_MASK |
VCN_RAS_CNTL__VCPU_VCODEC_PMI_EN_MASK |
VCN_RAS_CNTL__VCPU_VCODEC_STALL_EN_MASK;
WREG32_SOC15_DPG_MODE(inst_idx,
SOC15_DPG_MODE_OFFSET(VCN, 0, regVCN_RAS_CNTL),
tmp, 0, indirect);
tmp = UVD_SYS_INT_EN__RASCNTL_VCPU_VCODEC_EN_MASK;
WREG32_SOC15_DPG_MODE(inst_idx,
SOC15_DPG_MODE_OFFSET(VCN, 0, regUVD_SYS_INT_EN),
tmp, 0, indirect);
}