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vcn_v1_0.c
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vcn_v1_0.c
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/*
* 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_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_vcn_inst = 1;
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;
if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
const struct common_firmware_header *hdr;
hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].ucode_id = AMDGPU_UCODE_ID_VCN;
adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].fw = adev->vcn.fw;
adev->firmware.fw_size +=
ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
dev_info(adev->dev, "Will use PSP to load VCN firmware\n");
}
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) {
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,
AMDGPU_RING_PRIO_DEFAULT, NULL);
if (r)
return r;
}
adev->vcn.pause_dpg_mode = vcn_v1_0_pause_dpg_mode;
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;
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 - 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);