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drm/amdgpu: add VCN3.0 support for Sienna_Cichlid 

With basic IP block functions and ring functions

Signed-off-by: Leo Liu <leo.liu@amd.com>
Reviewed-by: James Zhu <James.Zhu@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Leo Liu 2019-11-15 12:45:55 -05:00 committed by Alex Deucher
parent 25fc05648f
commit cf14826cdf
4 changed files with 1002 additions and 0 deletions
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1
drivers/gpu/drm/amd/amdgpu/Makefile
View File

@ -155,6 +155,7 @@ amdgpu-y += \
vcn_v1_0.o \
vcn_v2_0.o \
vcn_v2_5.o \
vcn_v3_0.o \
amdgpu_jpeg.o \
jpeg_v1_0.o \
jpeg_v2_0.o \

1
drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
View File

@ -142,6 +142,7 @@ enum fw_queue_mode {
enum engine_status_constants {
UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON = 0x2AAAA0,
UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON_2_0 = 0xAAAA0,
UVD_PGFSM_STATUS__UVDM_UVDU_UVDLM_PWR_ON_3_0 = 0x2A2A8AA0,
UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON = 0x00000002,
UVD_STATUS__UVD_BUSY = 0x00000004,
GB_ADDR_CONFIG_DEFAULT = 0x26010011,

971
drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c Normal file
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@ -0,0 +1,971 @@
/*
* Copyright 2019 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include <linux/firmware.h>
#include "amdgpu.h"
#include "amdgpu_vcn.h"
#include "amdgpu_pm.h"
#include "soc15.h"
#include "soc15d.h"
#include "vcn_v2_0.h"
#include "vcn/vcn_3_0_0_offset.h"
#include "vcn/vcn_3_0_0_sh_mask.h"
#include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
#define mmUVD_CONTEXT_ID_INTERNAL_OFFSET 0x27
#define mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET 0x0f
#define mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET 0x10
#define mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET 0x11
#define mmUVD_NO_OP_INTERNAL_OFFSET 0x29
#define mmUVD_GP_SCRATCH8_INTERNAL_OFFSET 0x66
#define mmUVD_SCRATCH9_INTERNAL_OFFSET 0xc01d
#define mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET 0x431
#define mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET 0x3b4
#define mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET 0x3b5
#define mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET 0x25c
#define VCN_INSTANCES_SIENNA_CICHLID 2
static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev);
static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev);
static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev);
static int vcn_v3_0_set_powergating_state(void *handle,
enum amd_powergating_state state);
static int amdgpu_ih_clientid_vcns[] = {
SOC15_IH_CLIENTID_VCN,
SOC15_IH_CLIENTID_VCN1
};
/**
* vcn_v3_0_early_init - set function pointers
*
* @handle: amdgpu_device pointer
*
* Set ring and irq function pointers
*/
static int vcn_v3_0_early_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (adev->asic_type == CHIP_SIENNA_CICHLID) {
u32 harvest;
int i;
adev->vcn.num_vcn_inst = VCN_INSTANCES_SIENNA_CICHLID;
for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
harvest = RREG32_SOC15(VCN, i, mmCC_UVD_HARVESTING);
if (harvest & CC_UVD_HARVESTING__UVD_DISABLE_MASK)
adev->vcn.harvest_config |= 1 << i;
}
if (adev->vcn.harvest_config == (AMDGPU_VCN_HARVEST_VCN0 |
AMDGPU_VCN_HARVEST_VCN1))
/* both instances are harvested, disable the block */
return -ENOENT;
} else
adev->vcn.num_vcn_inst = 1;
adev->vcn.num_enc_rings = 2;
vcn_v3_0_set_dec_ring_funcs(adev);
vcn_v3_0_set_enc_ring_funcs(adev);
vcn_v3_0_set_irq_funcs(adev);
return 0;
}
/**
* vcn_v3_0_sw_init - sw init for VCN block
*
* @handle: amdgpu_device pointer
*
* Load firmware and sw initialization
*/
static int vcn_v3_0_sw_init(void *handle)
{
struct amdgpu_ring *ring;
int i, j, r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
r = amdgpu_vcn_sw_init(adev);
if (r)
return r;
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);
if (adev->vcn.num_vcn_inst == VCN_INSTANCES_SIENNA_CICHLID) {
adev->firmware.ucode[AMDGPU_UCODE_ID_VCN1].ucode_id = AMDGPU_UCODE_ID_VCN1;
adev->firmware.ucode[AMDGPU_UCODE_ID_VCN1].fw = adev->vcn.fw;
adev->firmware.fw_size +=
ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
}
DRM_INFO("PSP loading VCN firmware\n");
}
r = amdgpu_vcn_resume(adev);
if (r)
return r;
for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
if (adev->vcn.harvest_config & (1 << i))
continue;
adev->vcn.internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET;
adev->vcn.internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET;
adev->vcn.internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET;
adev->vcn.internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET;
adev->vcn.internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET;
adev->vcn.internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET;
adev->vcn.internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET;
adev->vcn.inst[i].external.scratch9 = SOC15_REG_OFFSET(VCN, i, mmUVD_SCRATCH9);
adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET;
adev->vcn.inst[i].external.data0 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA0);
adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET;
adev->vcn.inst[i].external.data1 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA1);
adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET;
adev->vcn.inst[i].external.cmd = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_CMD);
adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
adev->vcn.inst[i].external.nop = SOC15_REG_OFFSET(VCN, i, mmUVD_NO_OP);
/* VCN DEC TRAP */
r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[i].irq);
if (r)
return r;
ring = &adev->vcn.inst[i].ring_dec;
ring->use_doorbell = true;
ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i;
sprintf(ring->name, "vcn_dec_%d", i);
r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
AMDGPU_RING_PRIO_DEFAULT);
if (r)
return r;
for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
/* VCN ENC TRAP */
r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
j + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[i].irq);
if (r)
return r;
ring = &adev->vcn.inst[i].ring_enc[j];
ring->use_doorbell = true;
ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + j + 8 * i;
sprintf(ring->name, "vcn_enc_%d.%d", i, j);
r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
AMDGPU_RING_PRIO_DEFAULT);
if (r)
return r;
}
}
return 0;
}
/**
* vcn_v3_0_sw_fini - sw fini for VCN block
*
* @handle: amdgpu_device pointer
*
* VCN suspend and free up sw allocation
*/
static int vcn_v3_0_sw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int r;
r = amdgpu_vcn_suspend(adev);
if (r)
return r;
r = amdgpu_vcn_sw_fini(adev);
return r;
}
/**
* vcn_v3_0_hw_init - start and test VCN block
*
* @handle: amdgpu_device pointer
*
* Initialize the hardware, boot up the VCPU and do some testing
*/
static int vcn_v3_0_hw_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
struct amdgpu_ring *ring;
int i, j, r;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
ring = &adev->vcn.inst[i].ring_dec;
adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
ring->doorbell_index, i);
r = amdgpu_ring_test_helper(ring);
if (r)
goto done;
for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
ring = &adev->vcn.inst[i].ring_enc[j];
r = amdgpu_ring_test_helper(ring);
if (r)
goto done;
}
}
done:
if (!r)
DRM_INFO("VCN decode and encode initialized successfully.\n");
return r;
}
/**
* vcn_v3_0_hw_fini - stop the hardware block
*
* @handle: amdgpu_device pointer
*
* Stop the VCN block, mark ring as not ready any more
*/
static int vcn_v3_0_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
struct amdgpu_ring *ring;
int i, j;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
ring = &adev->vcn.inst[i].ring_dec;
if (RREG32_SOC15(VCN, i, mmUVD_STATUS))
vcn_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
ring->sched.ready = false;
for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
ring = &adev->vcn.inst[i].ring_enc[j];
ring->sched.ready = false;
}
}
return 0;
}
/**
* vcn_v3_0_suspend - suspend VCN block
*
* @handle: amdgpu_device pointer
*
* HW fini and suspend VCN block
*/
static int vcn_v3_0_suspend(void *handle)
{
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
r = vcn_v3_0_hw_fini(adev);
if (r)
return r;
r = amdgpu_vcn_suspend(adev);
return r;
}
/**
* vcn_v3_0_resume - resume VCN block
*
* @handle: amdgpu_device pointer
*
* Resume firmware and hw init VCN block
*/
static int vcn_v3_0_resume(void *handle)
{
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
r = amdgpu_vcn_resume(adev);
if (r)
return r;
r = vcn_v3_0_hw_init(adev);
return r;
}
/**
* vcn_v3_0_mc_resume - memory controller programming
*
* @adev: amdgpu_device pointer
* @inst: instance number
*
* Let the VCN memory controller know it's offsets
*/
static void vcn_v3_0_mc_resume(struct amdgpu_device *adev, int inst)
{
uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
uint32_t offset;
/* cache window 0: fw */
if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo));
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi));
WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0, 0);
offset = 0;
} else {
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst[inst].gpu_addr));
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst[inst].gpu_addr));
offset = size;
/* No signed header for now from firmware
WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0,
AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
*/
WREG32_SOC15(UVD, inst, mmUVD_VCPU_CACHE_OFFSET0, 0);
}
WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE0, size);
/* cache window 1: stack */
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET1, 0);
WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
/* cache window 2: context */
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET2, 0);
WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
}
static int vcn_v3_0_start(struct amdgpu_device *adev)
{
struct amdgpu_ring *ring;
uint32_t rb_bufsz, tmp;
int i, j, k, r;
if (adev->pm.dpm_enabled)
amdgpu_dpm_enable_uvd(adev, true);
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
/* set VCN status busy */
tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp);
/* enable VCPU clock */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
/* disable master interrupt */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 0,
~UVD_MASTINT_EN__VCPU_EN_MASK);
/* setup mmUVD_LMI_CTRL */
tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL);
WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp |
UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
/* setup mmUVD_MPC_CNTL */
tmp = RREG32_SOC15(VCN, i, mmUVD_MPC_CNTL);
tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
WREG32_SOC15(VCN, i, mmUVD_MPC_CNTL, tmp);
/* setup UVD_MPC_SET_MUXA0 */
WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXA0,
((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
(0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
(0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
(0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
/* setup UVD_MPC_SET_MUXB0 */
WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXB0,
((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
(0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
(0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
(0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
/* setup mmUVD_MPC_SET_MUX */
WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUX,
((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
(0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
(0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
vcn_v3_0_mc_resume(adev, i);
/* VCN global tiling registers */
WREG32_SOC15(VCN, i, mmUVD_GFX10_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
/* enable LMI MC and UMC channels */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_LMI_CTRL2), 0,
~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
/* unblock VCPU register access */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0,
~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
/* release VCPU reset to boot */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
~UVD_VCPU_CNTL__BLK_RST_MASK);
for (j = 0; j < 10; ++j) {
uint32_t status;
for (k = 0; k < 100; ++k) {
status = RREG32_SOC15(VCN, i, mmUVD_STATUS);
if (status & 2)
break;
mdelay(10);
}
r = 0;
if (status & 2)
break;
DRM_ERROR("VCN[%d] decode not responding, trying to reset the VCPU!!!\n", i);
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
UVD_VCPU_CNTL__BLK_RST_MASK,
~UVD_VCPU_CNTL__BLK_RST_MASK);
mdelay(10);
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
~UVD_VCPU_CNTL__BLK_RST_MASK);
mdelay(10);
r = -1;
}
if (r) {
DRM_ERROR("VCN[%d] decode not responding, giving up!!!\n", i);
return r;
}
/* enable master interrupt */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN),
UVD_MASTINT_EN__VCPU_EN_MASK,
~UVD_MASTINT_EN__VCPU_EN_MASK);
/* clear the busy bit of VCN_STATUS */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS), 0,
~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0);
ring = &adev->vcn.inst[i].ring_dec;
/* force RBC into idle state */
rb_bufsz = order_base_2(ring->ring_size);
tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp);
/* programm the RB_BASE for ring buffer */
WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
lower_32_bits(ring->gpu_addr));
WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
upper_32_bits(ring->gpu_addr));
/* Initialize the ring buffer's read and write pointers */
WREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR, 0);
ring->wptr = RREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR);
WREG32_SOC15(VCN, i, mmUVD_RBC_RB_WPTR,
lower_32_bits(ring->wptr));
ring = &adev->vcn.inst[i].ring_enc[0];
WREG32_SOC15(VCN, i, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
WREG32_SOC15(VCN, i, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO, ring->gpu_addr);
WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
WREG32_SOC15(VCN, i, mmUVD_RB_SIZE, ring->ring_size / 4);
ring = &adev->vcn.inst[i].ring_enc[1];
WREG32_SOC15(VCN, i, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
WREG32_SOC15(VCN, i, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO2, ring->gpu_addr);
WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
WREG32_SOC15(VCN, i, mmUVD_RB_SIZE2, ring->ring_size / 4);
}
return 0;
}
static int vcn_v3_0_stop(struct amdgpu_device *adev)
{
uint32_t tmp;
int i, r = 0;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
/* wait for vcn idle */
SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7, r);
if (r)
return r;
tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
UVD_LMI_STATUS__READ_CLEAN_MASK |
UVD_LMI_STATUS__WRITE_CLEAN_MASK |
UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp, r);
if (r)
return r;
/* disable LMI UMC channel */
tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2);
tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2, tmp);
tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp, r);
if (r)
return r;
/* block VCPU register access */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL),
UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
/* reset VCPU */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
UVD_VCPU_CNTL__BLK_RST_MASK,
~UVD_VCPU_CNTL__BLK_RST_MASK);
/* disable VCPU clock */
WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
~(UVD_VCPU_CNTL__CLK_EN_MASK));
/* apply soft reset */
tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
/* clear status */
WREG32_SOC15(VCN, i, mmUVD_STATUS, 0);
}
if (adev->pm.dpm_enabled)
amdgpu_dpm_enable_uvd(adev, false);
return 0;
}
/**
* vcn_v3_0_dec_ring_get_rptr - get read pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware read pointer
*/
static uint64_t vcn_v3_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_RPTR);
}
/**
* vcn_v3_0_dec_ring_get_wptr - get write pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware write pointer
*/
static uint64_t vcn_v3_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring->use_doorbell)
return adev->wb.wb[ring->wptr_offs];
else
return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR);
}
/**
* vcn_v3_0_dec_ring_set_wptr - set write pointer
*
* @ring: amdgpu_ring pointer
*
* Commits the write pointer to the hardware
*/
static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring->use_doorbell) {
adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
} else {
WREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
}
}
static const struct amdgpu_ring_funcs vcn_v3_0_dec_ring_vm_funcs = {
.type = AMDGPU_RING_TYPE_VCN_DEC,
.align_mask = 0xf,
.vmhub = AMDGPU_MMHUB_0,
.get_rptr = vcn_v3_0_dec_ring_get_rptr,
.get_wptr = vcn_v3_0_dec_ring_get_wptr,
.set_wptr = vcn_v3_0_dec_ring_set_wptr,
.emit_frame_size =
SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
8 + /* vcn_v2_0_dec_ring_emit_vm_flush */
14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */
6,
.emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */
.emit_ib = vcn_v2_0_dec_ring_emit_ib,
.emit_fence = vcn_v2_0_dec_ring_emit_fence,
.emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
.test_ring = amdgpu_vcn_dec_ring_test_ring,
.test_ib = amdgpu_vcn_dec_ring_test_ib,
.insert_nop = vcn_v2_0_dec_ring_insert_nop,
.insert_start = vcn_v2_0_dec_ring_insert_start,
.insert_end = vcn_v2_0_dec_ring_insert_end,
.pad_ib = amdgpu_ring_generic_pad_ib,
.begin_use = amdgpu_vcn_ring_begin_use,
.end_use = amdgpu_vcn_ring_end_use,
.emit_wreg = vcn_v2_0_dec_ring_emit_wreg,
.emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait,
.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
};
/**
* vcn_v3_0_enc_ring_get_rptr - get enc read pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware enc read pointer
*/
static uint64_t vcn_v3_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring == &adev->vcn.inst[ring->me].ring_enc[0])
return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR);
else
return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR2);
}
/**
* vcn_v3_0_enc_ring_get_wptr - get enc write pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware enc write pointer
*/
static uint64_t vcn_v3_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
if (ring->use_doorbell)
return adev->wb.wb[ring->wptr_offs];
else
return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR);
} else {
if (ring->use_doorbell)
return adev->wb.wb[ring->wptr_offs];
else
return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2);
}
}
/**
* vcn_v3_0_enc_ring_set_wptr - set enc write pointer
*
* @ring: amdgpu_ring pointer
*
* Commits the enc write pointer to the hardware
*/
static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
if (ring->use_doorbell) {
adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
} else {
WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
}
} else {
if (ring->use_doorbell) {
adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
} else {
WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
}
}
}
static const struct amdgpu_ring_funcs vcn_v3_0_enc_ring_vm_funcs = {
.type = AMDGPU_RING_TYPE_VCN_ENC,
.align_mask = 0x3f,
.nop = VCN_ENC_CMD_NO_OP,
.vmhub = AMDGPU_MMHUB_0,
.get_rptr = vcn_v3_0_enc_ring_get_rptr,
.get_wptr = vcn_v3_0_enc_ring_get_wptr,
.set_wptr = vcn_v3_0_enc_ring_set_wptr,
.emit_frame_size =
SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
1, /* vcn_v2_0_enc_ring_insert_end */
.emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
.emit_ib = vcn_v2_0_enc_ring_emit_ib,
.emit_fence = vcn_v2_0_enc_ring_emit_fence,
.emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
.test_ring = amdgpu_vcn_enc_ring_test_ring,
.test_ib = amdgpu_vcn_enc_ring_test_ib,
.insert_nop = amdgpu_ring_insert_nop,
.insert_end = vcn_v2_0_enc_ring_insert_end,
.pad_ib = amdgpu_ring_generic_pad_ib,
.begin_use = amdgpu_vcn_ring_begin_use,
.end_use = amdgpu_vcn_ring_end_use,
.emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
.emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
};
static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
{
int i;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_ring_vm_funcs;
adev->vcn.inst[i].ring_dec.me = i;
DRM_INFO("VCN(%d) decode is enabled in VM mode\n", i);
}
}
static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev)
{
int i, j;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
adev->vcn.inst[i].ring_enc[j].funcs = &vcn_v3_0_enc_ring_vm_funcs;
adev->vcn.inst[i].ring_enc[j].me = i;
}
DRM_INFO("VCN(%d) encode is enabled in VM mode\n", i);
}
}
static bool vcn_v3_0_is_idle(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int i, ret = 1;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
ret &= (RREG32_SOC15(VCN, i, mmUVD_STATUS) == UVD_STATUS__IDLE);
}
return ret;
}
static int vcn_v3_0_wait_for_idle(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int i, ret = 0;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE,
UVD_STATUS__IDLE, ret);
if (ret)
return ret;
}
return ret;
}
static int vcn_v3_0_set_clockgating_state(void *handle,
enum amd_clockgating_state state)
{
return 0;
}
static int vcn_v3_0_set_powergating_state(void *handle,
enum amd_powergating_state state)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int ret;
if(state == adev->vcn.cur_state)
return 0;
if (state == AMD_PG_STATE_GATE)
ret = vcn_v3_0_stop(adev);
else
ret = vcn_v3_0_start(adev);
if(!ret)
adev->vcn.cur_state = state;
return ret;
}
static int vcn_v3_0_set_interrupt_state(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
unsigned type,
enum amdgpu_interrupt_state state)
{
return 0;
}
static int vcn_v3_0_process_interrupt(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
struct amdgpu_iv_entry *entry)
{
uint32_t ip_instance;
switch (entry->client_id) {
case SOC15_IH_CLIENTID_VCN:
ip_instance = 0;
break;
case SOC15_IH_CLIENTID_VCN1:
ip_instance = 1;
break;
default:
DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
return 0;
}
DRM_DEBUG("IH: VCN TRAP\n");
switch (entry->src_id) {
case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT:
amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_dec);
break;
case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
break;
case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
break;
default:
DRM_ERROR("Unhandled interrupt: %d %d\n",
entry->src_id, entry->src_data[0]);
break;
}
return 0;
}
static const struct amdgpu_irq_src_funcs vcn_v3_0_irq_funcs = {
.set = vcn_v3_0_set_interrupt_state,
.process = vcn_v3_0_process_interrupt,
};
static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev)
{
int i;
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
adev->vcn.inst[i].irq.funcs = &vcn_v3_0_irq_funcs;
}
}
static const struct amd_ip_funcs vcn_v3_0_ip_funcs = {
.name = "vcn_v3_0",
.early_init = vcn_v3_0_early_init,
.late_init = NULL,
.sw_init = vcn_v3_0_sw_init,
.sw_fini = vcn_v3_0_sw_fini,
.hw_init = vcn_v3_0_hw_init,
.hw_fini = vcn_v3_0_hw_fini,
.suspend = vcn_v3_0_suspend,
.resume = vcn_v3_0_resume,
.is_idle = vcn_v3_0_is_idle,
.wait_for_idle = vcn_v3_0_wait_for_idle,
.check_soft_reset = NULL,
.pre_soft_reset = NULL,
.soft_reset = NULL,
.post_soft_reset = NULL,
.set_clockgating_state = vcn_v3_0_set_clockgating_state,
.set_powergating_state = vcn_v3_0_set_powergating_state,
};
const struct amdgpu_ip_block_version vcn_v3_0_ip_block =
{
.type = AMD_IP_BLOCK_TYPE_VCN,
.major = 3,
.minor = 0,
.rev = 0,
.funcs = &vcn_v3_0_ip_funcs,
};

29
drivers/gpu/drm/amd/amdgpu/vcn_v3_0.h Normal file
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@ -0,0 +1,29 @@
/*
* Copyright 2019 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#ifndef __VCN_V3_0_H__
#define __VCN_V3_0_H__
extern const struct amdgpu_ip_block_version vcn_v3_0_ip_block;
#endif /* __VCN_V3_0_H__ */