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linuxdebug/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c

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null pointer error
2024-07-16 15:50:57 +02:00
/*
* Copyright 2016 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_cs.h"
#include "amdgpu_vcn.h"
#include "amdgpu_pm.h"
#include "soc15.h"
#include "soc15d.h"
#include "soc15_common.h"
#include "vcn/vcn_1_0_offset.h"
#include "vcn/vcn_1_0_sh_mask.h"
#include "mmhub/mmhub_9_1_offset.h"
#include "mmhub/mmhub_9_1_sh_mask.h"
#include "ivsrcid/vcn/irqsrcs_vcn_1_0.h"
#include "jpeg_v1_0.h"
#include "vcn_v1_0.h"
#define mmUVD_RBC_XX_IB_REG_CHECK_1_0 0x05ab
#define mmUVD_RBC_XX_IB_REG_CHECK_1_0_BASE_IDX 1
#define mmUVD_REG_XX_MASK_1_0 0x05ac
#define mmUVD_REG_XX_MASK_1_0_BASE_IDX 1
static int vcn_v1_0_stop(struct amdgpu_device *adev);
static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev);
static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev);
static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev);
static int vcn_v1_0_set_powergating_state(void *handle, enum amd_powergating_state state);
static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev,
int inst_idx, struct dpg_pause_state *new_state);
static void vcn_v1_0_idle_work_handler(struct work_struct *work);
static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring);
/**
* vcn_v1_0_early_init - set function pointers
*
* @handle: amdgpu_device pointer
*
* Set ring and irq function pointers
*/
static int vcn_v1_0_early_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
adev->vcn.num_enc_rings = 2;
vcn_v1_0_set_dec_ring_funcs(adev);
vcn_v1_0_set_enc_ring_funcs(adev);
vcn_v1_0_set_irq_funcs(adev);
jpeg_v1_0_early_init(handle);
return 0;
}
/**
* vcn_v1_0_sw_init - sw init for VCN block
*
* @handle: amdgpu_device pointer
*
* Load firmware and sw initialization
*/
static int vcn_v1_0_sw_init(void *handle)
{
struct amdgpu_ring *ring;
int i, r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
/* VCN DEC TRAP */
r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
VCN_1_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst->irq);
if (r)
return r;
/* VCN ENC TRAP */
for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, i + VCN_1_0__SRCID__UVD_ENC_GENERAL_PURPOSE,
&adev->vcn.inst->irq);
if (r)
return r;
}
r = amdgpu_vcn_sw_init(adev);
if (r)
return r;
/* Override the work func */
adev->vcn.idle_work.work.func = vcn_v1_0_idle_work_handler;
amdgpu_vcn_setup_ucode(adev);
r = amdgpu_vcn_resume(adev);
if (r)
return r;
ring = &adev->vcn.inst->ring_dec;
sprintf(ring->name, "vcn_dec");
r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0,
AMDGPU_RING_PRIO_DEFAULT, NULL);
if (r)
return r;
adev->vcn.internal.scratch9 = adev->vcn.inst->external.scratch9 =
SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9);
adev->vcn.internal.data0 = adev->vcn.inst->external.data0 =
SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0);
adev->vcn.internal.data1 = adev->vcn.inst->external.data1 =
SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1);
adev->vcn.internal.cmd = adev->vcn.inst->external.cmd =
SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD);
adev->vcn.internal.nop = adev->vcn.inst->external.nop =
SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP);
for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(i);
ring = &adev->vcn.inst->ring_enc[i];
sprintf(ring->name, "vcn_enc%d", i);
r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0,
hw_prio, NULL);
if (r)
return r;
}
adev->vcn.pause_dpg_mode = vcn_v1_0_pause_dpg_mode;
if (amdgpu_vcnfw_log) {
volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared.cpu_addr;
fw_shared->present_flag_0 = 0;
amdgpu_vcn_fwlog_init(adev->vcn.inst);
}
r = jpeg_v1_0_sw_init(handle);
return r;
}
/**
* vcn_v1_0_sw_fini - sw fini for VCN block
*
* @handle: amdgpu_device pointer
*
* VCN suspend and free up sw allocation
*/
static int vcn_v1_0_sw_fini(void *handle)
{
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
r = amdgpu_vcn_suspend(adev);
if (r)
return r;
jpeg_v1_0_sw_fini(handle);
r = amdgpu_vcn_sw_fini(adev);
return r;
}
/**
* vcn_v1_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_v1_0_hw_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
int i, r;
r = amdgpu_ring_test_helper(ring);
if (r)
goto done;
for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
ring = &adev->vcn.inst->ring_enc[i];
r = amdgpu_ring_test_helper(ring);
if (r)
goto done;
}
ring = &adev->jpeg.inst->ring_dec;
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_v1_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_v1_0_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
cancel_delayed_work_sync(&adev->vcn.idle_work);
if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
(adev->vcn.cur_state != AMD_PG_STATE_GATE &&
RREG32_SOC15(VCN, 0, mmUVD_STATUS))) {
vcn_v1_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
}
return 0;
}
/**
* vcn_v1_0_suspend - suspend VCN block
*
* @handle: amdgpu_device pointer
*
* HW fini and suspend VCN block
*/
static int vcn_v1_0_suspend(void *handle)
{
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
bool idle_work_unexecuted;
idle_work_unexecuted = cancel_delayed_work_sync(&adev->vcn.idle_work);
if (idle_work_unexecuted) {
if (adev->pm.dpm_enabled)
amdgpu_dpm_enable_uvd(adev, false);
}
r = vcn_v1_0_hw_fini(adev);
if (r)
return r;
r = amdgpu_vcn_suspend(adev);
return r;
}
/**
* vcn_v1_0_resume - resume VCN block
*
* @handle: amdgpu_device pointer
*
* Resume firmware and hw init VCN block
*/
static int vcn_v1_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_v1_0_hw_init(adev);
return r;
}
/**
* vcn_v1_0_mc_resume_spg_mode - memory controller programming
*
* @adev: amdgpu_device pointer
*
* Let the VCN memory controller know it's offsets
*/
static void vcn_v1_0_mc_resume_spg_mode(struct amdgpu_device *adev)
{
uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
uint32_t offset;
/* cache window 0: fw */
if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo));
WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi));
WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0);
offset = 0;
} else {
WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst->gpu_addr));
WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst->gpu_addr));
offset = size;
WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
}
WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size);
/* cache window 1: stack */
WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst->gpu_addr + offset));
WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst->gpu_addr + offset));
WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0);
WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
/* cache window 2: context */
WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0);
WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
WREG32_SOC15(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
WREG32_SOC15(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
WREG32_SOC15(UVD, 0, mmUVD_JPEG_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
WREG32_SOC15(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
}
static void vcn_v1_0_mc_resume_dpg_mode(struct amdgpu_device *adev)
{
uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
uint32_t offset;
/* cache window 0: fw */
if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo),
0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi),
0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0,
0xFFFFFFFF, 0);
offset = 0;
} else {
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0);
offset = size;
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0xFFFFFFFF, 0);
}
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size, 0xFFFFFFFF, 0);
/* cache window 1: stack */
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0,
0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE,
0xFFFFFFFF, 0);
/* cache window 2: context */
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0, 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE,
0xFFFFFFFF, 0);
/* VCN global tiling registers */
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG,
adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG,
adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG,
adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG,
adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG,
adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG,
adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG,
adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
}
/**
* vcn_v1_0_disable_clock_gating - disable VCN clock gating
*
* @adev: amdgpu_device pointer
*
* Disable clock gating for VCN block
*/
static void vcn_v1_0_disable_clock_gating(struct amdgpu_device *adev)
{
uint32_t data;
/* JPEG disable CGC */
data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
else
data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE_MASK;
data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
data &= ~(JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
/* UVD disable CGC */
data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
else
data &= ~ UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
data = RREG32_SOC15(VCN, 0, mmUVD_CGC_GATE);
data &= ~(UVD_CGC_GATE__SYS_MASK
| UVD_CGC_GATE__UDEC_MASK
| UVD_CGC_GATE__MPEG2_MASK
| UVD_CGC_GATE__REGS_MASK
| UVD_CGC_GATE__RBC_MASK
| UVD_CGC_GATE__LMI_MC_MASK
| UVD_CGC_GATE__LMI_UMC_MASK
| UVD_CGC_GATE__IDCT_MASK
| UVD_CGC_GATE__MPRD_MASK
| UVD_CGC_GATE__MPC_MASK
| UVD_CGC_GATE__LBSI_MASK
| UVD_CGC_GATE__LRBBM_MASK
| UVD_CGC_GATE__UDEC_RE_MASK
| UVD_CGC_GATE__UDEC_CM_MASK
| UVD_CGC_GATE__UDEC_IT_MASK
| UVD_CGC_GATE__UDEC_DB_MASK
| UVD_CGC_GATE__UDEC_MP_MASK
| UVD_CGC_GATE__WCB_MASK
| UVD_CGC_GATE__VCPU_MASK
| UVD_CGC_GATE__SCPU_MASK);
WREG32_SOC15(VCN, 0, mmUVD_CGC_GATE, data);
data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
| UVD_CGC_CTRL__SYS_MODE_MASK
| UVD_CGC_CTRL__UDEC_MODE_MASK
| UVD_CGC_CTRL__MPEG2_MODE_MASK
| UVD_CGC_CTRL__REGS_MODE_MASK
| UVD_CGC_CTRL__RBC_MODE_MASK
| UVD_CGC_CTRL__LMI_MC_MODE_MASK
| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
| UVD_CGC_CTRL__IDCT_MODE_MASK
| UVD_CGC_CTRL__MPRD_MODE_MASK
| UVD_CGC_CTRL__MPC_MODE_MASK
| UVD_CGC_CTRL__LBSI_MODE_MASK
| UVD_CGC_CTRL__LRBBM_MODE_MASK
| UVD_CGC_CTRL__WCB_MODE_MASK
| UVD_CGC_CTRL__VCPU_MODE_MASK
| UVD_CGC_CTRL__SCPU_MODE_MASK);
WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
/* turn on */
data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE);
data |= (UVD_SUVD_CGC_GATE__SRE_MASK
| UVD_SUVD_CGC_GATE__SIT_MASK
| UVD_SUVD_CGC_GATE__SMP_MASK
| UVD_SUVD_CGC_GATE__SCM_MASK
| UVD_SUVD_CGC_GATE__SDB_MASK
| UVD_SUVD_CGC_GATE__SRE_H264_MASK
| UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
| UVD_SUVD_CGC_GATE__SIT_H264_MASK
| UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
| UVD_SUVD_CGC_GATE__SCM_H264_MASK
| UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
| UVD_SUVD_CGC_GATE__SDB_H264_MASK
| UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
| UVD_SUVD_CGC_GATE__SCLR_MASK
| UVD_SUVD_CGC_GATE__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, 0, mmUVD_SUVD_CGC_GATE, data);
data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL);
data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
| UVD_SUVD_CGC_CTRL__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, 0, mmUVD_SUVD_CGC_CTRL, data);
}
/**
* vcn_v1_0_enable_clock_gating - enable VCN clock gating
*
* @adev: amdgpu_device pointer
*
* Enable clock gating for VCN block
*/
static void vcn_v1_0_enable_clock_gating(struct amdgpu_device *adev)
{
uint32_t data = 0;
/* enable JPEG CGC */
data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
else
data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
data |= (JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
/* enable UVD CGC */
data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
else
data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
| UVD_CGC_CTRL__SYS_MODE_MASK
| UVD_CGC_CTRL__UDEC_MODE_MASK
| UVD_CGC_CTRL__MPEG2_MODE_MASK
| UVD_CGC_CTRL__REGS_MODE_MASK
| UVD_CGC_CTRL__RBC_MODE_MASK
| UVD_CGC_CTRL__LMI_MC_MODE_MASK
| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
| UVD_CGC_CTRL__IDCT_MODE_MASK
| UVD_CGC_CTRL__MPRD_MODE_MASK
| UVD_CGC_CTRL__MPC_MODE_MASK
| UVD_CGC_CTRL__LBSI_MODE_MASK
| UVD_CGC_CTRL__LRBBM_MODE_MASK
| UVD_CGC_CTRL__WCB_MODE_MASK
| UVD_CGC_CTRL__VCPU_MODE_MASK
| UVD_CGC_CTRL__SCPU_MODE_MASK);
WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL);
data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
| UVD_SUVD_CGC_CTRL__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, 0, mmUVD_SUVD_CGC_CTRL, data);
}
static void vcn_v1_0_clock_gating_dpg_mode(struct amdgpu_device *adev, uint8_t sram_sel)
{
uint32_t reg_data = 0;
/* disable JPEG CGC */
if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
reg_data = 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
else
reg_data = 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
reg_data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
reg_data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
/* enable sw clock gating control */
if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
else
reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
UVD_CGC_CTRL__SYS_MODE_MASK |
UVD_CGC_CTRL__UDEC_MODE_MASK |
UVD_CGC_CTRL__MPEG2_MODE_MASK |
UVD_CGC_CTRL__REGS_MODE_MASK |
UVD_CGC_CTRL__RBC_MODE_MASK |
UVD_CGC_CTRL__LMI_MC_MODE_MASK |
UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
UVD_CGC_CTRL__IDCT_MODE_MASK |
UVD_CGC_CTRL__MPRD_MODE_MASK |
UVD_CGC_CTRL__MPC_MODE_MASK |
UVD_CGC_CTRL__LBSI_MODE_MASK |
UVD_CGC_CTRL__LRBBM_MODE_MASK |
UVD_CGC_CTRL__WCB_MODE_MASK |
UVD_CGC_CTRL__VCPU_MODE_MASK |
UVD_CGC_CTRL__SCPU_MODE_MASK);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
/* turn off clock gating */
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
/* turn on SUVD clock gating */
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_GATE, 1, 0xFFFFFFFF, sram_sel);
/* turn on sw mode in UVD_SUVD_CGC_CTRL */
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_CTRL, 0, 0xFFFFFFFF, sram_sel);
}
static void vcn_1_0_disable_static_power_gating(struct amdgpu_device *adev)
{
uint32_t data = 0;
if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDIR_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__UVDW_PWR_CONFIG__SHIFT);
WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON, 0xFFFFFF);
} else {
data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
| 1 << UVD_PGFSM_CONFIG__UVDIR_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__UVDW_PWR_CONFIG__SHIFT);
WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, 0, 0xFFFFFFFF);
}
/* polling UVD_PGFSM_STATUS to confirm UVDM_PWR_STATUS , UVDU_PWR_STATUS are 0 (power on) */
data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
data &= ~0x103;
if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON | UVD_POWER_STATUS__UVD_PG_EN_MASK;
WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
}
static void vcn_1_0_enable_static_power_gating(struct amdgpu_device *adev)
{
uint32_t data = 0;
if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
/* Before power off, this indicator has to be turned on */
data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
| 2 << UVD_PGFSM_CONFIG__UVDIR_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__UVDW_PWR_CONFIG__SHIFT);
WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDIL_PWR_STATUS__SHIFT
| 2 << UVD_PGFSM_STATUS__UVDIR_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__UVDW_PWR_STATUS__SHIFT);
SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, data, 0xFFFFFFFF);
}
}
/**
* vcn_v1_0_start_spg_mode - start VCN block
*
* @adev: amdgpu_device pointer
*
* Setup and start the VCN block
*/
static int vcn_v1_0_start_spg_mode(struct amdgpu_device *adev)
{
struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
uint32_t rb_bufsz, tmp;
uint32_t lmi_swap_cntl;
int i, j, r;
/* disable byte swapping */
lmi_swap_cntl = 0;
vcn_1_0_disable_static_power_gating(adev);
tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp);
/* disable clock gating */
vcn_v1_0_disable_clock_gating(adev);
/* disable interupt */
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0,
~UVD_MASTINT_EN__VCPU_EN_MASK);
/* initialize VCN memory controller */
tmp = RREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL);
WREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL, tmp |
UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
#ifdef __BIG_ENDIAN
/* swap (8 in 32) RB and IB */
lmi_swap_cntl = 0xa;
#endif
WREG32_SOC15(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
tmp = RREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL);
tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
WREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL, tmp);
WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA0,
((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
(0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
(0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
(0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB0,
((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
(0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
(0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
(0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUX,
((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
(0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
(0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
vcn_v1_0_mc_resume_spg_mode(adev);
WREG32_SOC15(UVD, 0, mmUVD_REG_XX_MASK_1_0, 0x10);
WREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0,
RREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0) | 0x3);
/* enable VCPU clock */
WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK);
/* boot up the VCPU */
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
/* enable UMC */
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0,
~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
tmp = RREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET);
tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET, tmp);
for (i = 0; i < 10; ++i) {
uint32_t status;
for (j = 0; j < 100; ++j) {
status = RREG32_SOC15(UVD, 0, mmUVD_STATUS);
if (status & UVD_STATUS__IDLE)
break;
mdelay(10);
}
r = 0;
if (status & UVD_STATUS__IDLE)
break;
DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n");
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
mdelay(10);
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
mdelay(10);
r = -1;
}
if (r) {
DRM_ERROR("VCN decode not responding, giving up!!!\n");
return r;
}
/* enable master interrupt */
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN),
UVD_MASTINT_EN__VCPU_EN_MASK, ~UVD_MASTINT_EN__VCPU_EN_MASK);
/* enable system interrupt for JRBC, TODO: move to set interrupt*/
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SYS_INT_EN),
UVD_SYS_INT_EN__UVD_JRBC_EN_MASK,
~UVD_SYS_INT_EN__UVD_JRBC_EN_MASK);
/* clear the busy bit of UVD_STATUS */
tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) & ~UVD_STATUS__UVD_BUSY;
WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp);
/* force RBC into idle state */
rb_bufsz = order_base_2(ring->ring_size);
tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
/* set the write pointer delay */
WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
/* set the wb address */
WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
(upper_32_bits(ring->gpu_addr) >> 2));
/* program the RB_BASE for ring buffer */
WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
lower_32_bits(ring->gpu_addr));
WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
upper_32_bits(ring->gpu_addr));
/* Initialize the ring buffer's read and write pointers */
WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0);
ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
lower_32_bits(ring->wptr));
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
ring = &adev->vcn.inst->ring_enc[0];
WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
ring = &adev->vcn.inst->ring_enc[1];
WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
jpeg_v1_0_start(adev, 0);
return 0;
}
static int vcn_v1_0_start_dpg_mode(struct amdgpu_device *adev)
{
struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
uint32_t rb_bufsz, tmp;
uint32_t lmi_swap_cntl;
/* disable byte swapping */
lmi_swap_cntl = 0;
vcn_1_0_enable_static_power_gating(adev);
/* enable dynamic power gating mode */
tmp = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS);
tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, tmp);
/* enable clock gating */
vcn_v1_0_clock_gating_dpg_mode(adev, 0);
/* enable VCPU clock */
tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
tmp |= UVD_VCPU_CNTL__MIF_WR_LOW_THRESHOLD_BP_MASK;
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CNTL, tmp, 0xFFFFFFFF, 0);
/* disable interupt */
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN,
0, UVD_MASTINT_EN__VCPU_EN_MASK, 0);
/* initialize VCN memory controller */
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL,
(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
UVD_LMI_CTRL__REQ_MODE_MASK |
UVD_LMI_CTRL__CRC_RESET_MASK |
UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
0x00100000L, 0xFFFFFFFF, 0);
#ifdef __BIG_ENDIAN
/* swap (8 in 32) RB and IB */
lmi_swap_cntl = 0xa;
#endif
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl, 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_CNTL,
0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXA0,
((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
(0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
(0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
(0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXB0,
((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
(0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
(0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
(0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUX,
((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
(0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
(0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0xFFFFFFFF, 0);
vcn_v1_0_mc_resume_dpg_mode(adev);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_REG_XX_MASK, 0x10, 0xFFFFFFFF, 0);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK, 0x3, 0xFFFFFFFF, 0);
/* boot up the VCPU */
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SOFT_RESET, 0, 0xFFFFFFFF, 0);
/* enable UMC */
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL2,
0x1F << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT,
0xFFFFFFFF, 0);
/* enable master interrupt */
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN,
UVD_MASTINT_EN__VCPU_EN_MASK, UVD_MASTINT_EN__VCPU_EN_MASK, 0);
vcn_v1_0_clock_gating_dpg_mode(adev, 1);
/* setup mmUVD_LMI_CTRL */
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL,
(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
UVD_LMI_CTRL__REQ_MODE_MASK |
UVD_LMI_CTRL__CRC_RESET_MASK |
UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
0x00100000L, 0xFFFFFFFF, 1);
tmp = adev->gfx.config.gb_addr_config;
/* setup VCN global tiling registers */
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
/* enable System Interrupt for JRBC */
WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SYS_INT_EN,
UVD_SYS_INT_EN__UVD_JRBC_EN_MASK, 0xFFFFFFFF, 1);
/* force RBC into idle state */
rb_bufsz = order_base_2(ring->ring_size);
tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
/* set the write pointer delay */
WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
/* set the wb address */
WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
(upper_32_bits(ring->gpu_addr) >> 2));
/* program the RB_BASE for ring buffer */
WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
lower_32_bits(ring->gpu_addr));
WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
upper_32_bits(ring->gpu_addr));
/* Initialize the ring buffer's read and write pointers */
WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0);
ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
lower_32_bits(ring->wptr));
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
jpeg_v1_0_start(adev, 1);
return 0;
}
static int vcn_v1_0_start(struct amdgpu_device *adev)
{
return (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ?
vcn_v1_0_start_dpg_mode(adev) : vcn_v1_0_start_spg_mode(adev);
}
/**
* vcn_v1_0_stop_spg_mode - stop VCN block
*
* @adev: amdgpu_device pointer
*
* stop the VCN block
*/
static int vcn_v1_0_stop_spg_mode(struct amdgpu_device *adev)
{
int tmp;
SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
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;
SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp);
/* stall UMC channel */
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK |
UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp);
/* disable VCPU clock */
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), 0,
~UVD_VCPU_CNTL__CLK_EN_MASK);
/* reset LMI UMC/LMI */
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK,
~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
UVD_SOFT_RESET__LMI_SOFT_RESET_MASK,
~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK);
/* put VCPU into reset */
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
WREG32_SOC15(UVD, 0, mmUVD_STATUS, 0);
vcn_v1_0_enable_clock_gating(adev);
vcn_1_0_enable_static_power_gating(adev);
return 0;
}
static int vcn_v1_0_stop_dpg_mode(struct amdgpu_device *adev)
{
uint32_t tmp;
/* Wait for power status to be UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF */
SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
/* wait for read ptr to be equal to write ptr */
tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
tmp = RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR);
SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_JRBC_RB_RPTR, tmp, 0xFFFFFFFF);
tmp = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
/* disable dynamic power gating mode */
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0,
~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
return 0;
}
static int vcn_v1_0_stop(struct amdgpu_device *adev)
{
int r;
if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
r = vcn_v1_0_stop_dpg_mode(adev);
else
r = vcn_v1_0_stop_spg_mode(adev);
return r;
}
static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev,
int inst_idx, struct dpg_pause_state *new_state)
{
int ret_code;
uint32_t reg_data = 0;
uint32_t reg_data2 = 0;
struct amdgpu_ring *ring;
/* pause/unpause if state is changed */
if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d",
adev->vcn.inst[inst_idx].pause_state.fw_based,
adev->vcn.inst[inst_idx].pause_state.jpeg,
new_state->fw_based, new_state->jpeg);
reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) &
(~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
ret_code = 0;
if (!(reg_data & UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK))
ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
if (!ret_code) {
/* pause DPG non-jpeg */
reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE,
UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
/* Restore */
ring = &adev->vcn.inst->ring_enc[0];
WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
ring = &adev->vcn.inst->ring_enc[1];
WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
ring = &adev->vcn.inst->ring_dec;
WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF);
SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON,
UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
}
} else {
/* unpause dpg non-jpeg, no need to wait */
reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
}
adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
}
/* pause/unpause if state is changed */
if (adev->vcn.inst[inst_idx].pause_state.jpeg != new_state->jpeg) {
DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d",
adev->vcn.inst[inst_idx].pause_state.fw_based,
adev->vcn.inst[inst_idx].pause_state.jpeg,
new_state->fw_based, new_state->jpeg);
reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) &
(~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK);
if (new_state->jpeg == VCN_DPG_STATE__PAUSE) {
ret_code = 0;
if (!(reg_data & UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK))
ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
if (!ret_code) {
/* Make sure JPRG Snoop is disabled before sending the pause */
reg_data2 = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS);
reg_data2 |= UVD_POWER_STATUS__JRBC_SNOOP_DIS_MASK;
WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, reg_data2);
/* pause DPG jpeg */
reg_data |= UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK;
WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE,
UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK,
UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK);
/* Restore */
ring = &adev->jpeg.inst->ring_dec;
WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_VMID, 0);
WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL,
UVD_JRBC_RB_CNTL__RB_NO_FETCH_MASK |
UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK);
WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
lower_32_bits(ring->gpu_addr));
WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
upper_32_bits(ring->gpu_addr));
WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_RPTR, ring->wptr);
WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR, ring->wptr);
WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL,
UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK);
ring = &adev->vcn.inst->ring_dec;
WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF);
SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON,
UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
}
} else {
/* unpause dpg jpeg, no need to wait */
reg_data &= ~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK;
WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
}
adev->vcn.inst[inst_idx].pause_state.jpeg = new_state->jpeg;
}
return 0;
}
static bool vcn_v1_0_is_idle(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
return (RREG32_SOC15(VCN, 0, mmUVD_STATUS) == UVD_STATUS__IDLE);
}
static int vcn_v1_0_wait_for_idle(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int ret;
ret = SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_STATUS, UVD_STATUS__IDLE,
UVD_STATUS__IDLE);
return ret;
}
static int vcn_v1_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);
if (enable) {
/* wait for STATUS to clear */
if (!vcn_v1_0_is_idle(handle))
return -EBUSY;
vcn_v1_0_enable_clock_gating(adev);
} else {
/* disable HW gating and enable Sw gating */
vcn_v1_0_disable_clock_gating(adev);
}
return 0;
}
/**
* vcn_v1_0_dec_ring_get_rptr - get read pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware read pointer
*/
static uint64_t vcn_v1_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
}
/**
* vcn_v1_0_dec_ring_get_wptr - get write pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware write pointer
*/
static uint64_t vcn_v1_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR);
}
/**
* vcn_v1_0_dec_ring_set_wptr - set write pointer
*
* @ring: amdgpu_ring pointer
*
* Commits the write pointer to the hardware
*/
static void vcn_v1_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2,
lower_32_bits(ring->wptr) | 0x80000000);
WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
}
/**
* vcn_v1_0_dec_ring_insert_start - insert a start command
*
* @ring: amdgpu_ring pointer
*
* Write a start command to the ring.
*/
static void vcn_v1_0_dec_ring_insert_start(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_START << 1);
}
/**
* vcn_v1_0_dec_ring_insert_end - insert a end command
*
* @ring: amdgpu_ring pointer
*
* Write a end command to the ring.
*/
static void vcn_v1_0_dec_ring_insert_end(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_END << 1);
}
/**
* vcn_v1_0_dec_ring_emit_fence - emit an fence & trap command
*
* @ring: amdgpu_ring pointer
* @addr: address
* @seq: sequence number
* @flags: fence related flags
*
* Write a fence and a trap command to the ring.
*/
static void vcn_v1_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
unsigned flags)
{
struct amdgpu_device *adev = ring->adev;
WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0));
amdgpu_ring_write(ring, seq);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
amdgpu_ring_write(ring, addr & 0xffffffff);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
amdgpu_ring_write(ring, VCN_DEC_CMD_FENCE << 1);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
amdgpu_ring_write(ring, VCN_DEC_CMD_TRAP << 1);
}
/**
* vcn_v1_0_dec_ring_emit_ib - execute indirect buffer
*
* @ring: amdgpu_ring pointer
* @job: job to retrieve vmid from
* @ib: indirect buffer to execute
* @flags: unused
*
* Write ring commands to execute the indirect buffer
*/
static void vcn_v1_0_dec_ring_emit_ib(struct amdgpu_ring *ring,
struct amdgpu_job *job,
struct amdgpu_ib *ib,
uint32_t flags)
{
struct amdgpu_device *adev = ring->adev;
unsigned vmid = AMDGPU_JOB_GET_VMID(job);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_VMID), 0));
amdgpu_ring_write(ring, vmid);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0));
amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0));
amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_IB_SIZE), 0));
amdgpu_ring_write(ring, ib->length_dw);
}
static void vcn_v1_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring,
uint32_t reg, uint32_t val,
uint32_t mask)
{
struct amdgpu_device *adev = ring->adev;
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
amdgpu_ring_write(ring, reg << 2);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
amdgpu_ring_write(ring, val);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH8), 0));
amdgpu_ring_write(ring, mask);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
amdgpu_ring_write(ring, VCN_DEC_CMD_REG_READ_COND_WAIT << 1);
}
static void vcn_v1_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
unsigned vmid, uint64_t pd_addr)
{
struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
uint32_t data0, data1, mask;
pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
/* wait for register write */
data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance;
data1 = lower_32_bits(pd_addr);
mask = 0xffffffff;
vcn_v1_0_dec_ring_emit_reg_wait(ring, data0, data1, mask);
}
static void vcn_v1_0_dec_ring_emit_wreg(struct amdgpu_ring *ring,
uint32_t reg, uint32_t val)
{
struct amdgpu_device *adev = ring->adev;
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
amdgpu_ring_write(ring, reg << 2);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
amdgpu_ring_write(ring, val);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
amdgpu_ring_write(ring, VCN_DEC_CMD_WRITE_REG << 1);
}
/**
* vcn_v1_0_enc_ring_get_rptr - get enc read pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware enc read pointer
*/
static uint64_t vcn_v1_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring == &adev->vcn.inst->ring_enc[0])
return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR);
else
return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2);
}
/**
* vcn_v1_0_enc_ring_get_wptr - get enc write pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware enc write pointer
*/
static uint64_t vcn_v1_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring == &adev->vcn.inst->ring_enc[0])
return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
else
return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
}
/**
* vcn_v1_0_enc_ring_set_wptr - set enc write pointer
*
* @ring: amdgpu_ring pointer
*
* Commits the enc write pointer to the hardware
*/
static void vcn_v1_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring == &adev->vcn.inst->ring_enc[0])
WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR,
lower_32_bits(ring->wptr));
else
WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2,
lower_32_bits(ring->wptr));
}
/**
* vcn_v1_0_enc_ring_emit_fence - emit an enc fence & trap command
*
* @ring: amdgpu_ring pointer
* @addr: address
* @seq: sequence number
* @flags: fence related flags
*
* Write enc a fence and a trap command to the ring.
*/
static void vcn_v1_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
u64 seq, unsigned flags)
{
WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
amdgpu_ring_write(ring, VCN_ENC_CMD_FENCE);
amdgpu_ring_write(ring, addr);
amdgpu_ring_write(ring, upper_32_bits(addr));
amdgpu_ring_write(ring, seq);
amdgpu_ring_write(ring, VCN_ENC_CMD_TRAP);
}
static void vcn_v1_0_enc_ring_insert_end(struct amdgpu_ring *ring)
{
amdgpu_ring_write(ring, VCN_ENC_CMD_END);
}
/**
* vcn_v1_0_enc_ring_emit_ib - enc execute indirect buffer
*
* @ring: amdgpu_ring pointer
* @job: job to retrive vmid from
* @ib: indirect buffer to execute
* @flags: unused
*
* Write enc ring commands to execute the indirect buffer
*/
static void vcn_v1_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
struct amdgpu_job *job,
struct amdgpu_ib *ib,
uint32_t flags)
{
unsigned vmid = AMDGPU_JOB_GET_VMID(job);
amdgpu_ring_write(ring, VCN_ENC_CMD_IB);
amdgpu_ring_write(ring, vmid);
amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
amdgpu_ring_write(ring, ib->length_dw);
}
static void vcn_v1_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring,
uint32_t reg, uint32_t val,
uint32_t mask)
{
amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WAIT);
amdgpu_ring_write(ring, reg << 2);
amdgpu_ring_write(ring, mask);
amdgpu_ring_write(ring, val);
}
static void vcn_v1_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
unsigned int vmid, uint64_t pd_addr)
{
struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
/* wait for reg writes */
vcn_v1_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 +
vmid * hub->ctx_addr_distance,
lower_32_bits(pd_addr), 0xffffffff);
}
static void vcn_v1_0_enc_ring_emit_wreg(struct amdgpu_ring *ring,
uint32_t reg, uint32_t val)
{
amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE);
amdgpu_ring_write(ring, reg << 2);
amdgpu_ring_write(ring, val);
}
static int vcn_v1_0_set_interrupt_state(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
unsigned type,
enum amdgpu_interrupt_state state)
{
return 0;
}
static int vcn_v1_0_process_interrupt(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
struct amdgpu_iv_entry *entry)
{
DRM_DEBUG("IH: VCN TRAP\n");
switch (entry->src_id) {
case 124:
amdgpu_fence_process(&adev->vcn.inst->ring_dec);
break;
case 119:
amdgpu_fence_process(&adev->vcn.inst->ring_enc[0]);
break;
case 120:
amdgpu_fence_process(&adev->vcn.inst->ring_enc[1]);
break;
default:
DRM_ERROR("Unhandled interrupt: %d %d\n",
entry->src_id, entry->src_data[0]);
break;
}
return 0;
}
static void vcn_v1_0_dec_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
{
struct amdgpu_device *adev = ring->adev;
int i;
WARN_ON(ring->wptr % 2 || count % 2);
for (i = 0; i < count / 2; i++) {
amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0));
amdgpu_ring_write(ring, 0);
}
}
static int vcn_v1_0_set_powergating_state(void *handle,
enum amd_powergating_state state)
{
/* This doesn't actually powergate the VCN block.
* That's done in the dpm code via the SMC. This
* just re-inits the block as necessary. The actual
* gating still happens in the dpm code. We should
* revisit this when there is a cleaner line between
* the smc and the hw blocks
*/
int ret;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if(state == adev->vcn.cur_state)
return 0;
if (state == AMD_PG_STATE_GATE)
ret = vcn_v1_0_stop(adev);
else
ret = vcn_v1_0_start(adev);
if(!ret)
adev->vcn.cur_state = state;
return ret;
}
static void vcn_v1_0_idle_work_handler(struct work_struct *work)
{
struct amdgpu_device *adev =
container_of(work, struct amdgpu_device, vcn.idle_work.work);
unsigned int fences = 0, i;
for (i = 0; i < adev->vcn.num_enc_rings; ++i)
fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]);
if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
struct dpg_pause_state new_state;
if (fences)
new_state.fw_based = VCN_DPG_STATE__PAUSE;
else
new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
if (amdgpu_fence_count_emitted(&adev->jpeg.inst->ring_dec))
new_state.jpeg = VCN_DPG_STATE__PAUSE;
else
new_state.jpeg = VCN_DPG_STATE__UNPAUSE;
adev->vcn.pause_dpg_mode(adev, 0, &new_state);
}
fences += amdgpu_fence_count_emitted(&adev->jpeg.inst->ring_dec);
fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_dec);
if (fences == 0) {
amdgpu_gfx_off_ctrl(adev, true);
if (adev->pm.dpm_enabled)
amdgpu_dpm_enable_uvd(adev, false);
else
amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
AMD_PG_STATE_GATE);
} else {
schedule_delayed_work(&adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
}
}
static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
bool set_clocks = !cancel_delayed_work_sync(&adev->vcn.idle_work);
mutex_lock(&adev->vcn.vcn1_jpeg1_workaround);
if (amdgpu_fence_wait_empty(&ring->adev->jpeg.inst->ring_dec))
DRM_ERROR("VCN dec: jpeg dec ring may not be empty\n");
vcn_v1_0_set_pg_for_begin_use(ring, set_clocks);
}
void vcn_v1_0_set_pg_for_begin_use(struct amdgpu_ring *ring, bool set_clocks)
{
struct amdgpu_device *adev = ring->adev;
if (set_clocks) {
amdgpu_gfx_off_ctrl(adev, false);
if (adev->pm.dpm_enabled)
amdgpu_dpm_enable_uvd(adev, true);
else
amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
AMD_PG_STATE_UNGATE);
}
if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
struct dpg_pause_state new_state;
unsigned int fences = 0, i;
for (i = 0; i < adev->vcn.num_enc_rings; ++i)
fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]);
if (fences)
new_state.fw_based = VCN_DPG_STATE__PAUSE;
else
new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
if (amdgpu_fence_count_emitted(&adev->jpeg.inst->ring_dec))
new_state.jpeg = VCN_DPG_STATE__PAUSE;
else
new_state.jpeg = VCN_DPG_STATE__UNPAUSE;
if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC)
new_state.fw_based = VCN_DPG_STATE__PAUSE;
else if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_JPEG)
new_state.jpeg = VCN_DPG_STATE__PAUSE;
adev->vcn.pause_dpg_mode(adev, 0, &new_state);
}
}
void vcn_v1_0_ring_end_use(struct amdgpu_ring *ring)
{
schedule_delayed_work(&ring->adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
mutex_unlock(&ring->adev->vcn.vcn1_jpeg1_workaround);
}
static const struct amd_ip_funcs vcn_v1_0_ip_funcs = {
.name = "vcn_v1_0",
.early_init = vcn_v1_0_early_init,
.late_init = NULL,
.sw_init = vcn_v1_0_sw_init,
.sw_fini = vcn_v1_0_sw_fini,
.hw_init = vcn_v1_0_hw_init,
.hw_fini = vcn_v1_0_hw_fini,
.suspend = vcn_v1_0_suspend,
.resume = vcn_v1_0_resume,
.is_idle = vcn_v1_0_is_idle,
.wait_for_idle = vcn_v1_0_wait_for_idle,
.check_soft_reset = NULL /* vcn_v1_0_check_soft_reset */,
.pre_soft_reset = NULL /* vcn_v1_0_pre_soft_reset */,
.soft_reset = NULL /* vcn_v1_0_soft_reset */,
.post_soft_reset = NULL /* vcn_v1_0_post_soft_reset */,
.set_clockgating_state = vcn_v1_0_set_clockgating_state,
.set_powergating_state = vcn_v1_0_set_powergating_state,
};
/*
* It is a hardware issue that VCN can't handle a GTT TMZ buffer on
* CHIP_RAVEN series ASIC. Move such a GTT TMZ buffer to VRAM domain
* before command submission as a workaround.
*/
static int vcn_v1_0_validate_bo(struct amdgpu_cs_parser *parser,
struct amdgpu_job *job,
uint64_t addr)
{
struct ttm_operation_ctx ctx = { false, false };
struct amdgpu_fpriv *fpriv = parser->filp->driver_priv;
struct amdgpu_vm *vm = &fpriv->vm;
struct amdgpu_bo_va_mapping *mapping;
struct amdgpu_bo *bo;
int r;
addr &= AMDGPU_GMC_HOLE_MASK;
if (addr & 0x7) {
DRM_ERROR("VCN messages must be 8 byte aligned!\n");
return -EINVAL;
}
mapping = amdgpu_vm_bo_lookup_mapping(vm, addr/AMDGPU_GPU_PAGE_SIZE);
if (!mapping || !mapping->bo_va || !mapping->bo_va->base.bo)
return -EINVAL;
bo = mapping->bo_va->base.bo;
if (!(bo->flags & AMDGPU_GEM_CREATE_ENCRYPTED))
return 0;
amdgpu_bo_placement_from_domain(bo, AMDGPU_GEM_DOMAIN_VRAM);
r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
if (r) {
DRM_ERROR("Failed to validate the VCN message BO (%d)!\n", r);
return r;
}
return r;
}
static int vcn_v1_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
struct amdgpu_job *job,
struct amdgpu_ib *ib)
{
uint32_t msg_lo = 0, msg_hi = 0;
int i, r;
if (!(ib->flags & AMDGPU_IB_FLAGS_SECURE))
return 0;
for (i = 0; i < ib->length_dw; i += 2) {
uint32_t reg = amdgpu_ib_get_value(ib, i);
uint32_t val = amdgpu_ib_get_value(ib, i + 1);
if (reg == PACKET0(p->adev->vcn.internal.data0, 0)) {
msg_lo = val;
} else if (reg == PACKET0(p->adev->vcn.internal.data1, 0)) {
msg_hi = val;
} else if (reg == PACKET0(p->adev->vcn.internal.cmd, 0)) {
r = vcn_v1_0_validate_bo(p, job,
((u64)msg_hi) << 32 | msg_lo);
if (r)
return r;
}
}
return 0;
}
static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = {
.type = AMDGPU_RING_TYPE_VCN_DEC,
.align_mask = 0xf,
.support_64bit_ptrs = false,
.no_user_fence = true,
.secure_submission_supported = true,
.vmhub = AMDGPU_MMHUB_0,
.get_rptr = vcn_v1_0_dec_ring_get_rptr,
.get_wptr = vcn_v1_0_dec_ring_get_wptr,
.set_wptr = vcn_v1_0_dec_ring_set_wptr,
.patch_cs_in_place = vcn_v1_0_ring_patch_cs_in_place,
.emit_frame_size =
6 + 6 + /* hdp invalidate / flush */
SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
8 + /* vcn_v1_0_dec_ring_emit_vm_flush */
14 + 14 + /* vcn_v1_0_dec_ring_emit_fence x2 vm fence */
6,
.emit_ib_size = 8, /* vcn_v1_0_dec_ring_emit_ib */
.emit_ib = vcn_v1_0_dec_ring_emit_ib,
.emit_fence = vcn_v1_0_dec_ring_emit_fence,
.emit_vm_flush = vcn_v1_0_dec_ring_emit_vm_flush,
.test_ring = amdgpu_vcn_dec_ring_test_ring,
.test_ib = amdgpu_vcn_dec_ring_test_ib,
.insert_nop = vcn_v1_0_dec_ring_insert_nop,
.insert_start = vcn_v1_0_dec_ring_insert_start,
.insert_end = vcn_v1_0_dec_ring_insert_end,
.pad_ib = amdgpu_ring_generic_pad_ib,
.begin_use = vcn_v1_0_ring_begin_use,
.end_use = vcn_v1_0_ring_end_use,
.emit_wreg = vcn_v1_0_dec_ring_emit_wreg,
.emit_reg_wait = vcn_v1_0_dec_ring_emit_reg_wait,
.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
};
static const struct amdgpu_ring_funcs vcn_v1_0_enc_ring_vm_funcs = {
.type = AMDGPU_RING_TYPE_VCN_ENC,
.align_mask = 0x3f,
.nop = VCN_ENC_CMD_NO_OP,
.support_64bit_ptrs = false,
.no_user_fence = true,
.vmhub = AMDGPU_MMHUB_0,
.get_rptr = vcn_v1_0_enc_ring_get_rptr,
.get_wptr = vcn_v1_0_enc_ring_get_wptr,
.set_wptr = vcn_v1_0_enc_ring_set_wptr,
.emit_frame_size =
SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
4 + /* vcn_v1_0_enc_ring_emit_vm_flush */
5 + 5 + /* vcn_v1_0_enc_ring_emit_fence x2 vm fence */
1, /* vcn_v1_0_enc_ring_insert_end */
.emit_ib_size = 5, /* vcn_v1_0_enc_ring_emit_ib */
.emit_ib = vcn_v1_0_enc_ring_emit_ib,
.emit_fence = vcn_v1_0_enc_ring_emit_fence,
.emit_vm_flush = vcn_v1_0_enc_ring_emit_vm_flush,
.test_ring = amdgpu_vcn_enc_ring_test_ring,
.test_ib = amdgpu_vcn_enc_ring_test_ib,
.insert_nop = amdgpu_ring_insert_nop,
.insert_end = vcn_v1_0_enc_ring_insert_end,
.pad_ib = amdgpu_ring_generic_pad_ib,
.begin_use = vcn_v1_0_ring_begin_use,
.end_use = vcn_v1_0_ring_end_use,
.emit_wreg = vcn_v1_0_enc_ring_emit_wreg,
.emit_reg_wait = vcn_v1_0_enc_ring_emit_reg_wait,
.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
};
static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev)
{
adev->vcn.inst->ring_dec.funcs = &vcn_v1_0_dec_ring_vm_funcs;
DRM_INFO("VCN decode is enabled in VM mode\n");
}
static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev)
{
int i;
for (i = 0; i < adev->vcn.num_enc_rings; ++i)
adev->vcn.inst->ring_enc[i].funcs = &vcn_v1_0_enc_ring_vm_funcs;
DRM_INFO("VCN encode is enabled in VM mode\n");
}
static const struct amdgpu_irq_src_funcs vcn_v1_0_irq_funcs = {
.set = vcn_v1_0_set_interrupt_state,
.process = vcn_v1_0_process_interrupt,
};
static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev)
{
adev->vcn.inst->irq.num_types = adev->vcn.num_enc_rings + 2;
adev->vcn.inst->irq.funcs = &vcn_v1_0_irq_funcs;
}
const struct amdgpu_ip_block_version vcn_v1_0_ip_block =
{
.type = AMD_IP_BLOCK_TYPE_VCN,
.major = 1,
.minor = 0,
.rev = 0,
.funcs = &vcn_v1_0_ip_funcs,
};