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linux-zen-desktop/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c

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Initial commit
2023-08-30 17:31:07 +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_uvd.h"
#include "amdgpu_cs.h"
#include "soc15.h"
#include "soc15d.h"
#include "soc15_common.h"
#include "mmsch_v1_0.h"
#include "uvd/uvd_7_0_offset.h"
#include "uvd/uvd_7_0_sh_mask.h"
#include "vce/vce_4_0_offset.h"
#include "vce/vce_4_0_default.h"
#include "vce/vce_4_0_sh_mask.h"
#include "nbif/nbif_6_1_offset.h"
#include "mmhub/mmhub_1_0_offset.h"
#include "mmhub/mmhub_1_0_sh_mask.h"
#include "ivsrcid/uvd/irqsrcs_uvd_7_0.h"
#define mmUVD_PG0_CC_UVD_HARVESTING 0x00c7
#define mmUVD_PG0_CC_UVD_HARVESTING_BASE_IDX 1
//UVD_PG0_CC_UVD_HARVESTING
#define UVD_PG0_CC_UVD_HARVESTING__UVD_DISABLE__SHIFT 0x1
#define UVD_PG0_CC_UVD_HARVESTING__UVD_DISABLE_MASK 0x00000002L
#define UVD7_MAX_HW_INSTANCES_VEGA20 2
static void uvd_v7_0_set_ring_funcs(struct amdgpu_device *adev);
static void uvd_v7_0_set_enc_ring_funcs(struct amdgpu_device *adev);
static void uvd_v7_0_set_irq_funcs(struct amdgpu_device *adev);
static int uvd_v7_0_start(struct amdgpu_device *adev);
static void uvd_v7_0_stop(struct amdgpu_device *adev);
static int uvd_v7_0_sriov_start(struct amdgpu_device *adev);
static int amdgpu_ih_clientid_uvds[] = {
SOC15_IH_CLIENTID_UVD,
SOC15_IH_CLIENTID_UVD1
};
/**
* uvd_v7_0_ring_get_rptr - get read pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware read pointer
*/
static uint64_t uvd_v7_0_ring_get_rptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
return RREG32_SOC15(UVD, ring->me, mmUVD_RBC_RB_RPTR);
}
/**
* uvd_v7_0_enc_ring_get_rptr - get enc read pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware enc read pointer
*/
static uint64_t uvd_v7_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring == &adev->uvd.inst[ring->me].ring_enc[0])
return RREG32_SOC15(UVD, ring->me, mmUVD_RB_RPTR);
else
return RREG32_SOC15(UVD, ring->me, mmUVD_RB_RPTR2);
}
/**
* uvd_v7_0_ring_get_wptr - get write pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware write pointer
*/
static uint64_t uvd_v7_0_ring_get_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
return RREG32_SOC15(UVD, ring->me, mmUVD_RBC_RB_WPTR);
}
/**
* uvd_v7_0_enc_ring_get_wptr - get enc write pointer
*
* @ring: amdgpu_ring pointer
*
* Returns the current hardware enc write pointer
*/
static uint64_t uvd_v7_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring->use_doorbell)
return *ring->wptr_cpu_addr;
if (ring == &adev->uvd.inst[ring->me].ring_enc[0])
return RREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR);
else
return RREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR2);
}
/**
* uvd_v7_0_ring_set_wptr - set write pointer
*
* @ring: amdgpu_ring pointer
*
* Commits the write pointer to the hardware
*/
static void uvd_v7_0_ring_set_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
WREG32_SOC15(UVD, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
}
/**
* uvd_v7_0_enc_ring_set_wptr - set enc write pointer
*
* @ring: amdgpu_ring pointer
*
* Commits the enc write pointer to the hardware
*/
static void uvd_v7_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring->use_doorbell) {
/* XXX check if swapping is necessary on BE */
*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
return;
}
if (ring == &adev->uvd.inst[ring->me].ring_enc[0])
WREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR,
lower_32_bits(ring->wptr));
else
WREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR2,
lower_32_bits(ring->wptr));
}
/**
* uvd_v7_0_enc_ring_test_ring - test if UVD ENC ring is working
*
* @ring: the engine to test on
*
*/
static int uvd_v7_0_enc_ring_test_ring(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
uint32_t rptr;
unsigned i;
int r;
if (amdgpu_sriov_vf(adev))
return 0;
r = amdgpu_ring_alloc(ring, 16);
if (r)
return r;
rptr = amdgpu_ring_get_rptr(ring);
amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
amdgpu_ring_commit(ring);
for (i = 0; i < adev->usec_timeout; i++) {
if (amdgpu_ring_get_rptr(ring) != rptr)
break;
udelay(1);
}
if (i >= adev->usec_timeout)
r = -ETIMEDOUT;
return r;
}
/**
* uvd_v7_0_enc_get_create_msg - generate a UVD ENC create msg
*
* @ring: ring we should submit the msg to
* @handle: session handle to use
* @bo: amdgpu object for which we query the offset
* @fence: optional fence to return
*
* Open up a stream for HW test
*/
static int uvd_v7_0_enc_get_create_msg(struct amdgpu_ring *ring, u32 handle,
struct amdgpu_bo *bo,
struct dma_fence **fence)
{
const unsigned ib_size_dw = 16;
struct amdgpu_job *job;
struct amdgpu_ib *ib;
struct dma_fence *f = NULL;
uint64_t addr;
int i, r;
r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL, ib_size_dw * 4,
AMDGPU_IB_POOL_DIRECT, &job);
if (r)
return r;
ib = &job->ibs[0];
addr = amdgpu_bo_gpu_offset(bo);
ib->length_dw = 0;
ib->ptr[ib->length_dw++] = 0x00000018;
ib->ptr[ib->length_dw++] = 0x00000001; /* session info */
ib->ptr[ib->length_dw++] = handle;
ib->ptr[ib->length_dw++] = 0x00000000;
ib->ptr[ib->length_dw++] = upper_32_bits(addr);
ib->ptr[ib->length_dw++] = addr;
ib->ptr[ib->length_dw++] = 0x00000014;
ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
ib->ptr[ib->length_dw++] = 0x0000001c;
ib->ptr[ib->length_dw++] = 0x00000000;
ib->ptr[ib->length_dw++] = 0x00000000;
ib->ptr[ib->length_dw++] = 0x00000008;
ib->ptr[ib->length_dw++] = 0x08000001; /* op initialize */
for (i = ib->length_dw; i < ib_size_dw; ++i)
ib->ptr[i] = 0x0;
r = amdgpu_job_submit_direct(job, ring, &f);
if (r)
goto err;
if (fence)
*fence = dma_fence_get(f);
dma_fence_put(f);
return 0;
err:
amdgpu_job_free(job);
return r;
}
/**
* uvd_v7_0_enc_get_destroy_msg - generate a UVD ENC destroy msg
*
* @ring: ring we should submit the msg to
* @handle: session handle to use
* @bo: amdgpu object for which we query the offset
* @fence: optional fence to return
*
* Close up a stream for HW test or if userspace failed to do so
*/
static int uvd_v7_0_enc_get_destroy_msg(struct amdgpu_ring *ring, u32 handle,
struct amdgpu_bo *bo,
struct dma_fence **fence)
{
const unsigned ib_size_dw = 16;
struct amdgpu_job *job;
struct amdgpu_ib *ib;
struct dma_fence *f = NULL;
uint64_t addr;
int i, r;
r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL, ib_size_dw * 4,
AMDGPU_IB_POOL_DIRECT, &job);
if (r)
return r;
ib = &job->ibs[0];
addr = amdgpu_bo_gpu_offset(bo);
ib->length_dw = 0;
ib->ptr[ib->length_dw++] = 0x00000018;
ib->ptr[ib->length_dw++] = 0x00000001;
ib->ptr[ib->length_dw++] = handle;
ib->ptr[ib->length_dw++] = 0x00000000;
ib->ptr[ib->length_dw++] = upper_32_bits(addr);
ib->ptr[ib->length_dw++] = addr;
ib->ptr[ib->length_dw++] = 0x00000014;
ib->ptr[ib->length_dw++] = 0x00000002;
ib->ptr[ib->length_dw++] = 0x0000001c;
ib->ptr[ib->length_dw++] = 0x00000000;
ib->ptr[ib->length_dw++] = 0x00000000;
ib->ptr[ib->length_dw++] = 0x00000008;
ib->ptr[ib->length_dw++] = 0x08000002; /* op close session */
for (i = ib->length_dw; i < ib_size_dw; ++i)
ib->ptr[i] = 0x0;
r = amdgpu_job_submit_direct(job, ring, &f);
if (r)
goto err;
if (fence)
*fence = dma_fence_get(f);
dma_fence_put(f);
return 0;
err:
amdgpu_job_free(job);
return r;
}
/**
* uvd_v7_0_enc_ring_test_ib - test if UVD ENC IBs are working
*
* @ring: the engine to test on
* @timeout: timeout value in jiffies, or MAX_SCHEDULE_TIMEOUT
*
*/
static int uvd_v7_0_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
{
struct dma_fence *fence = NULL;
struct amdgpu_bo *bo = ring->adev->uvd.ib_bo;
long r;
r = uvd_v7_0_enc_get_create_msg(ring, 1, bo, NULL);
if (r)
goto error;
r = uvd_v7_0_enc_get_destroy_msg(ring, 1, bo, &fence);
if (r)
goto error;
r = dma_fence_wait_timeout(fence, false, timeout);
if (r == 0)
r = -ETIMEDOUT;
else if (r > 0)
r = 0;
error:
dma_fence_put(fence);
return r;
}
static int uvd_v7_0_early_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (adev->asic_type == CHIP_VEGA20) {
u32 harvest;
int i;
adev->uvd.num_uvd_inst = UVD7_MAX_HW_INSTANCES_VEGA20;
for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
harvest = RREG32_SOC15(UVD, i, mmUVD_PG0_CC_UVD_HARVESTING);
if (harvest & UVD_PG0_CC_UVD_HARVESTING__UVD_DISABLE_MASK) {
adev->uvd.harvest_config |= 1 << i;
}
}
if (adev->uvd.harvest_config == (AMDGPU_UVD_HARVEST_UVD0 |
AMDGPU_UVD_HARVEST_UVD1))
/* both instances are harvested, disable the block */
return -ENOENT;
} else {
adev->uvd.num_uvd_inst = 1;
}
if (amdgpu_sriov_vf(adev))
adev->uvd.num_enc_rings = 1;
else
adev->uvd.num_enc_rings = 2;
uvd_v7_0_set_ring_funcs(adev);
uvd_v7_0_set_enc_ring_funcs(adev);
uvd_v7_0_set_irq_funcs(adev);
return 0;
}
static int uvd_v7_0_sw_init(void *handle)
{
struct amdgpu_ring *ring;
int i, j, r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
if (adev->uvd.harvest_config & (1 << j))
continue;
/* UVD TRAP */
r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_uvds[j], UVD_7_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->uvd.inst[j].irq);
if (r)
return r;
/* UVD ENC TRAP */
for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_uvds[j], i + UVD_7_0__SRCID__UVD_ENC_GEN_PURP, &adev->uvd.inst[j].irq);
if (r)
return r;
}
}
r = amdgpu_uvd_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->uvd.fw->data;
adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].ucode_id = AMDGPU_UCODE_ID_UVD;
adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].fw = adev->uvd.fw;
adev->firmware.fw_size +=
ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
if (adev->uvd.num_uvd_inst == UVD7_MAX_HW_INSTANCES_VEGA20) {
adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].ucode_id = AMDGPU_UCODE_ID_UVD1;
adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].fw = adev->uvd.fw;
adev->firmware.fw_size +=
ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
}
DRM_INFO("PSP loading UVD firmware\n");
}
for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
if (adev->uvd.harvest_config & (1 << j))
continue;
if (!amdgpu_sriov_vf(adev)) {
ring = &adev->uvd.inst[j].ring;
6.5.5
2023-10-24 12:59:35 +02:00
ring->vm_hub = AMDGPU_MMHUB0(0);
Initial commit
2023-08-30 17:31:07 +02:00
sprintf(ring->name, "uvd_%d", ring->me);
r = amdgpu_ring_init(adev, ring, 512,
&adev->uvd.inst[j].irq, 0,
AMDGPU_RING_PRIO_DEFAULT, NULL);
if (r)
return r;
}
for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
ring = &adev->uvd.inst[j].ring_enc[i];
6.5.5
2023-10-24 12:59:35 +02:00
ring->vm_hub = AMDGPU_MMHUB0(0);
Initial commit
2023-08-30 17:31:07 +02:00
sprintf(ring->name, "uvd_enc_%d.%d", ring->me, i);
if (amdgpu_sriov_vf(adev)) {
ring->use_doorbell = true;
/* currently only use the first enconding ring for
* sriov, so set unused location for other unused rings.
*/
if (i == 0)
ring->doorbell_index = adev->doorbell_index.uvd_vce.uvd_ring0_1 * 2;
else
ring->doorbell_index = adev->doorbell_index.uvd_vce.uvd_ring2_3 * 2 + 1;
}
r = amdgpu_ring_init(adev, ring, 512,
&adev->uvd.inst[j].irq, 0,
AMDGPU_RING_PRIO_DEFAULT, NULL);
if (r)
return r;
}
}
r = amdgpu_uvd_resume(adev);
if (r)
return r;
r = amdgpu_uvd_entity_init(adev);
if (r)
return r;
r = amdgpu_virt_alloc_mm_table(adev);
if (r)
return r;
return r;
}
static int uvd_v7_0_sw_fini(void *handle)
{
int i, j, r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
amdgpu_virt_free_mm_table(adev);
r = amdgpu_uvd_suspend(adev);
if (r)
return r;
for (j = 0; j < adev->uvd.num_uvd_inst; ++j) {
if (adev->uvd.harvest_config & (1 << j))
continue;
for (i = 0; i < adev->uvd.num_enc_rings; ++i)
amdgpu_ring_fini(&adev->uvd.inst[j].ring_enc[i]);
}
return amdgpu_uvd_sw_fini(adev);
}
/**
* uvd_v7_0_hw_init - start and test UVD block
*
* @handle: handle used to pass amdgpu_device pointer
*
* Initialize the hardware, boot up the VCPU and do some testing
*/
static int uvd_v7_0_hw_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
struct amdgpu_ring *ring;
uint32_t tmp;
int i, j, r;
if (amdgpu_sriov_vf(adev))
r = uvd_v7_0_sriov_start(adev);
else
r = uvd_v7_0_start(adev);
if (r)
goto done;
for (j = 0; j < adev->uvd.num_uvd_inst; ++j) {
if (adev->uvd.harvest_config & (1 << j))
continue;
ring = &adev->uvd.inst[j].ring;
if (!amdgpu_sriov_vf(adev)) {
r = amdgpu_ring_test_helper(ring);
if (r)
goto done;
r = amdgpu_ring_alloc(ring, 10);
if (r) {
DRM_ERROR("amdgpu: (%d)ring failed to lock UVD ring (%d).\n", j, r);
goto done;
}
tmp = PACKET0(SOC15_REG_OFFSET(UVD, j,
mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL), 0);
amdgpu_ring_write(ring, tmp);
amdgpu_ring_write(ring, 0xFFFFF);
tmp = PACKET0(SOC15_REG_OFFSET(UVD, j,
mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL), 0);
amdgpu_ring_write(ring, tmp);
amdgpu_ring_write(ring, 0xFFFFF);
tmp = PACKET0(SOC15_REG_OFFSET(UVD, j,
mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL), 0);
amdgpu_ring_write(ring, tmp);
amdgpu_ring_write(ring, 0xFFFFF);
/* Clear timeout status bits */
amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, j,
mmUVD_SEMA_TIMEOUT_STATUS), 0));
amdgpu_ring_write(ring, 0x8);
amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, j,
mmUVD_SEMA_CNTL), 0));
amdgpu_ring_write(ring, 3);
amdgpu_ring_commit(ring);
}
for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
ring = &adev->uvd.inst[j].ring_enc[i];
r = amdgpu_ring_test_helper(ring);
if (r)
goto done;
}
}
done:
if (!r)
DRM_INFO("UVD and UVD ENC initialized successfully.\n");
return r;
}
/**
* uvd_v7_0_hw_fini - stop the hardware block
*
* @handle: handle used to pass amdgpu_device pointer
*
* Stop the UVD block, mark ring as not ready any more
*/
static int uvd_v7_0_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
cancel_delayed_work_sync(&adev->uvd.idle_work);
if (!amdgpu_sriov_vf(adev))
uvd_v7_0_stop(adev);
else {
/* full access mode, so don't touch any UVD register */
DRM_DEBUG("For SRIOV client, shouldn't do anything.\n");
}
return 0;
}
static int uvd_v7_0_suspend(void *handle)
{
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
/*
* Proper cleanups before halting the HW engine:
* - cancel the delayed idle work
* - enable powergating
* - enable clockgating
* - disable dpm
*
* TODO: to align with the VCN implementation, move the
* jobs for clockgating/powergating/dpm setting to
* ->set_powergating_state().
*/
cancel_delayed_work_sync(&adev->uvd.idle_work);
if (adev->pm.dpm_enabled) {
amdgpu_dpm_enable_uvd(adev, false);
} else {
amdgpu_asic_set_uvd_clocks(adev, 0, 0);
/* shutdown the UVD block */
amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
AMD_PG_STATE_GATE);
amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
AMD_CG_STATE_GATE);
}
r = uvd_v7_0_hw_fini(adev);
if (r)
return r;
return amdgpu_uvd_suspend(adev);
}
static int uvd_v7_0_resume(void *handle)
{
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
r = amdgpu_uvd_resume(adev);
if (r)
return r;
return uvd_v7_0_hw_init(adev);
}
/**
* uvd_v7_0_mc_resume - memory controller programming
*
* @adev: amdgpu_device pointer
*
* Let the UVD memory controller know it's offsets
*/
static void uvd_v7_0_mc_resume(struct amdgpu_device *adev)
{
uint32_t size = AMDGPU_UVD_FIRMWARE_SIZE(adev);
uint32_t offset;
int i;
for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
if (adev->uvd.harvest_config & (1 << i))
continue;
if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
i == 0 ?
adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_lo:
adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].tmr_mc_addr_lo);
WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
i == 0 ?
adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_hi:
adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].tmr_mc_addr_hi);
WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET0, 0);
offset = 0;
} else {
WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
lower_32_bits(adev->uvd.inst[i].gpu_addr));
WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
upper_32_bits(adev->uvd.inst[i].gpu_addr));
offset = size;
WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET0,
AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
}
WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE0, size);
WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
lower_32_bits(adev->uvd.inst[i].gpu_addr + offset));
WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
upper_32_bits(adev->uvd.inst[i].gpu_addr + offset));
WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET1, (1 << 21));
WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_UVD_HEAP_SIZE);
WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
lower_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
upper_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET2, (2 << 21));
WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE2,
AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40));
WREG32_SOC15(UVD, i, mmUVD_UDEC_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
WREG32_SOC15(UVD, i, mmUVD_UDEC_DB_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
WREG32_SOC15(UVD, i, mmUVD_UDEC_DBW_ADDR_CONFIG,
adev->gfx.config.gb_addr_config);
WREG32_SOC15(UVD, i, mmUVD_GP_SCRATCH4, adev->uvd.max_handles);
}
}
static int uvd_v7_0_mmsch_start(struct amdgpu_device *adev,
struct amdgpu_mm_table *table)
{
uint32_t data = 0, loop;
uint64_t addr = table->gpu_addr;
struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)table->cpu_addr;
uint32_t size;
int i;
size = header->header_size + header->vce_table_size + header->uvd_table_size;
/* 1, write to vce_mmsch_vf_ctx_addr_lo/hi register with GPU mc addr of memory descriptor location */
WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_ADDR_LO, lower_32_bits(addr));
WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_ADDR_HI, upper_32_bits(addr));
/* 2, update vmid of descriptor */
data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_VMID);
data &= ~VCE_MMSCH_VF_VMID__VF_CTX_VMID_MASK;
data |= (0 << VCE_MMSCH_VF_VMID__VF_CTX_VMID__SHIFT); /* use domain0 for MM scheduler */
WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_VMID, data);
/* 3, notify mmsch about the size of this descriptor */
WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_SIZE, size);
/* 4, set resp to zero */
WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP, 0);
for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
if (adev->uvd.harvest_config & (1 << i))
continue;
WDOORBELL32(adev->uvd.inst[i].ring_enc[0].doorbell_index, 0);
*adev->uvd.inst[i].ring_enc[0].wptr_cpu_addr = 0;
adev->uvd.inst[i].ring_enc[0].wptr = 0;
adev->uvd.inst[i].ring_enc[0].wptr_old = 0;
}
/* 5, kick off the initialization and wait until VCE_MMSCH_VF_MAILBOX_RESP becomes non-zero */
WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_HOST, 0x10000001);
data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP);
loop = 1000;
while ((data & 0x10000002) != 0x10000002) {
udelay(10);
data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP);
loop--;
if (!loop)
break;
}
if (!loop) {
dev_err(adev->dev, "failed to init MMSCH, mmVCE_MMSCH_VF_MAILBOX_RESP = %x\n", data);
return -EBUSY;
}
return 0;
}
static int uvd_v7_0_sriov_start(struct amdgpu_device *adev)
{
struct amdgpu_ring *ring;
uint32_t offset, size, tmp;
uint32_t table_size = 0;
struct mmsch_v1_0_cmd_direct_write direct_wt = { {0} };
struct mmsch_v1_0_cmd_direct_read_modify_write direct_rd_mod_wt = { {0} };
struct mmsch_v1_0_cmd_direct_polling direct_poll = { {0} };
struct mmsch_v1_0_cmd_end end = { {0} };
uint32_t *init_table = adev->virt.mm_table.cpu_addr;
struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)init_table;
uint8_t i = 0;
direct_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_WRITE;
direct_rd_mod_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
direct_poll.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_POLLING;
end.cmd_header.command_type = MMSCH_COMMAND__END;
if (header->uvd_table_offset == 0 && header->uvd_table_size == 0) {
header->version = MMSCH_VERSION;
header->header_size = sizeof(struct mmsch_v1_0_init_header) >> 2;
if (header->vce_table_offset == 0 && header->vce_table_size == 0)
header->uvd_table_offset = header->header_size;
else
header->uvd_table_offset = header->vce_table_size + header->vce_table_offset;
init_table += header->uvd_table_offset;
for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
if (adev->uvd.harvest_config & (1 << i))
continue;
ring = &adev->uvd.inst[i].ring;
ring->wptr = 0;
size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4);
MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS),
0xFFFFFFFF, 0x00000004);
/* mc resume*/
if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i,
mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_lo);
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i,
mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_hi);
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), 0);
offset = 0;
} else {
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
lower_32_bits(adev->uvd.inst[i].gpu_addr));
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
upper_32_bits(adev->uvd.inst[i].gpu_addr));
offset = size;
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0),
AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
}
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE0), size);
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
lower_32_bits(adev->uvd.inst[i].gpu_addr + offset));
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
upper_32_bits(adev->uvd.inst[i].gpu_addr + offset));
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET1), (1 << 21));
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_UVD_HEAP_SIZE);
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
lower_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
upper_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET2), (2 << 21));
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE2),
AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40));
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_GP_SCRATCH4), adev->uvd.max_handles);
/* mc resume end*/
/* disable clock gating */
MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_CGC_CTRL),
~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK, 0);
/* disable interupt */
MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_MASTINT_EN),
~UVD_MASTINT_EN__VCPU_EN_MASK, 0);
/* stall UMC and register bus before resetting VCPU */
MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2),
~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
/* put LMI, VCPU, RBC etc... into reset */
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET),
(uint32_t)(UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK));
/* initialize UVD memory controller */
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL),
(uint32_t)((0x40 << 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 |
0x00100000L));
/* take all subblocks out of reset, except VCPU */
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET),
UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
/* enable VCPU clock */
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CNTL),
UVD_VCPU_CNTL__CLK_EN_MASK);
/* enable master interrupt */
MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_MASTINT_EN),
~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
/* clear the bit 4 of UVD_STATUS */
MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS),
~(2 << UVD_STATUS__VCPU_REPORT__SHIFT), 0);
/* force RBC into idle state */
size = order_base_2(ring->ring_size);
tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, size);
tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RBC_RB_CNTL), tmp);
ring = &adev->uvd.inst[i].ring_enc[0];
ring->wptr = 0;
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_LO), ring->gpu_addr);
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_HI), upper_32_bits(ring->gpu_addr));
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_SIZE), ring->ring_size / 4);
/* boot up the VCPU */
MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET), 0);
/* enable UMC */
MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2),
~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 0);
MMSCH_V1_0_INSERT_DIRECT_POLL(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS), 0x02, 0x02);
}
/* add end packet */
memcpy((void *)init_table, &end, sizeof(struct mmsch_v1_0_cmd_end));
table_size += sizeof(struct mmsch_v1_0_cmd_end) / 4;
header->uvd_table_size = table_size;
}
return uvd_v7_0_mmsch_start(adev, &adev->virt.mm_table);
}
/**
* uvd_v7_0_start - start UVD block
*
* @adev: amdgpu_device pointer
*
* Setup and start the UVD block
*/
static int uvd_v7_0_start(struct amdgpu_device *adev)
{
struct amdgpu_ring *ring;
uint32_t rb_bufsz, tmp;
uint32_t lmi_swap_cntl;
uint32_t mp_swap_cntl;
int i, j, k, r;
for (k = 0; k < adev->uvd.num_uvd_inst; ++k) {
if (adev->uvd.harvest_config & (1 << k))
continue;
/* disable DPG */
WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_POWER_STATUS), 0,
~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
}
/* disable byte swapping */
lmi_swap_cntl = 0;
mp_swap_cntl = 0;
uvd_v7_0_mc_resume(adev);
for (k = 0; k < adev->uvd.num_uvd_inst; ++k) {
if (adev->uvd.harvest_config & (1 << k))
continue;
ring = &adev->uvd.inst[k].ring;
/* disable clock gating */
WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_CGC_CTRL), 0,
~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK);
/* disable interupt */
WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_MASTINT_EN), 0,
~UVD_MASTINT_EN__VCPU_EN_MASK);
/* stall UMC and register bus before resetting VCPU */
WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_LMI_CTRL2),
UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
mdelay(1);
/* put LMI, VCPU, RBC etc... into reset */
WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET,
UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
mdelay(5);
/* initialize UVD memory controller */
WREG32_SOC15(UVD, k, mmUVD_LMI_CTRL,
(0x40 << 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 |
0x00100000L);
#ifdef __BIG_ENDIAN
/* swap (8 in 32) RB and IB */
lmi_swap_cntl = 0xa;
mp_swap_cntl = 0;
#endif
WREG32_SOC15(UVD, k, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
WREG32_SOC15(UVD, k, mmUVD_MP_SWAP_CNTL, mp_swap_cntl);
WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXA0, 0x40c2040);
WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXA1, 0x0);
WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXB0, 0x40c2040);
WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXB1, 0x0);
WREG32_SOC15(UVD, k, mmUVD_MPC_SET_ALU, 0);
WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUX, 0x88);
/* take all subblocks out of reset, except VCPU */
WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET,
UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
mdelay(5);
/* enable VCPU clock */
WREG32_SOC15(UVD, k, mmUVD_VCPU_CNTL,
UVD_VCPU_CNTL__CLK_EN_MASK);
/* enable UMC */
WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_LMI_CTRL2), 0,
~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
/* boot up the VCPU */
WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET, 0);
mdelay(10);
for (i = 0; i < 10; ++i) {
uint32_t status;
for (j = 0; j < 100; ++j) {
status = RREG32_SOC15(UVD, k, mmUVD_STATUS);
if (status & 2)
break;
mdelay(10);
}
r = 0;
if (status & 2)
break;
DRM_ERROR("UVD(%d) not responding, trying to reset the VCPU!!!\n", k);
WREG32_P(SOC15_REG_OFFSET(UVD, k, 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, k, mmUVD_SOFT_RESET), 0,
~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
mdelay(10);
r = -1;
}
if (r) {
DRM_ERROR("UVD(%d) not responding, giving up!!!\n", k);
return r;
}
/* enable master interrupt */
WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_MASTINT_EN),
(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
/* clear the bit 4 of UVD_STATUS */
WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_STATUS), 0,
~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
/* 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_WPTR_POLL_EN, 0);
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, k, mmUVD_RBC_RB_CNTL, tmp);
/* set the write pointer delay */
WREG32_SOC15(UVD, k, mmUVD_RBC_RB_WPTR_CNTL, 0);
/* set the wb address */
WREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR_ADDR,
(upper_32_bits(ring->gpu_addr) >> 2));
/* program the RB_BASE for ring buffer */
WREG32_SOC15(UVD, k, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
lower_32_bits(ring->gpu_addr));
WREG32_SOC15(UVD, k, 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, k, mmUVD_RBC_RB_RPTR, 0);
ring->wptr = RREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR);
WREG32_SOC15(UVD, k, mmUVD_RBC_RB_WPTR,
lower_32_bits(ring->wptr));
WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_RBC_RB_CNTL), 0,
~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
ring = &adev->uvd.inst[k].ring_enc[0];
WREG32_SOC15(UVD, k, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
WREG32_SOC15(UVD, k, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
WREG32_SOC15(UVD, k, mmUVD_RB_BASE_LO, ring->gpu_addr);
WREG32_SOC15(UVD, k, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
WREG32_SOC15(UVD, k, mmUVD_RB_SIZE, ring->ring_size / 4);
ring = &adev->uvd.inst[k].ring_enc[1];
WREG32_SOC15(UVD, k, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
WREG32_SOC15(UVD, k, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
WREG32_SOC15(UVD, k, mmUVD_RB_BASE_LO2, ring->gpu_addr);
WREG32_SOC15(UVD, k, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
WREG32_SOC15(UVD, k, mmUVD_RB_SIZE2, ring->ring_size / 4);
}
return 0;
}
/**
* uvd_v7_0_stop - stop UVD block
*
* @adev: amdgpu_device pointer
*
* stop the UVD block
*/
static void uvd_v7_0_stop(struct amdgpu_device *adev)
{
uint8_t i = 0;
for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
if (adev->uvd.harvest_config & (1 << i))
continue;
/* force RBC into idle state */
WREG32_SOC15(UVD, i, mmUVD_RBC_RB_CNTL, 0x11010101);
/* Stall UMC and register bus before resetting VCPU */
WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2),
UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
mdelay(1);
/* put VCPU into reset */
WREG32_SOC15(UVD, i, mmUVD_SOFT_RESET,
UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
mdelay(5);
/* disable VCPU clock */
WREG32_SOC15(UVD, i, mmUVD_VCPU_CNTL, 0x0);
/* Unstall UMC and register bus */
WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2), 0,
~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
}
}
/**
* uvd_v7_0_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 uvd_v7_0_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, ring->me, mmUVD_CONTEXT_ID), 0));
amdgpu_ring_write(ring, seq);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
amdgpu_ring_write(ring, addr & 0xffffffff);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
amdgpu_ring_write(ring, 2);
}
/**
* uvd_v7_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 uvd_v7_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, HEVC_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, HEVC_ENC_CMD_TRAP);
}
/**
* uvd_v7_0_ring_emit_hdp_flush - skip HDP flushing
*
* @ring: amdgpu_ring pointer
*/
static void uvd_v7_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
{
/* The firmware doesn't seem to like touching registers at this point. */
}
/**
* uvd_v7_0_ring_test_ring - register write test
*
* @ring: amdgpu_ring pointer
*
* Test if we can successfully write to the context register
*/
static int uvd_v7_0_ring_test_ring(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
uint32_t tmp = 0;
unsigned i;
int r;
WREG32_SOC15(UVD, ring->me, mmUVD_CONTEXT_ID, 0xCAFEDEAD);
r = amdgpu_ring_alloc(ring, 3);
if (r)
return r;
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_CONTEXT_ID), 0));
amdgpu_ring_write(ring, 0xDEADBEEF);
amdgpu_ring_commit(ring);
for (i = 0; i < adev->usec_timeout; i++) {
tmp = RREG32_SOC15(UVD, ring->me, mmUVD_CONTEXT_ID);
if (tmp == 0xDEADBEEF)
break;
udelay(1);
}
if (i >= adev->usec_timeout)
r = -ETIMEDOUT;
return r;
}
/**
* uvd_v7_0_ring_patch_cs_in_place - Patch the IB for command submission.
*
* @p: the CS parser with the IBs
* @job: which job this ib is in
* @ib: which IB to patch
*
*/
static int uvd_v7_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
struct amdgpu_job *job,
struct amdgpu_ib *ib)
{
struct amdgpu_ring *ring = to_amdgpu_ring(job->base.sched);
unsigned i;
/* No patching necessary for the first instance */
if (!ring->me)
return 0;
for (i = 0; i < ib->length_dw; i += 2) {
uint32_t reg = amdgpu_ib_get_value(ib, i);
reg -= p->adev->reg_offset[UVD_HWIP][0][1];
reg += p->adev->reg_offset[UVD_HWIP][1][1];
amdgpu_ib_set_value(ib, i, reg);
}
return 0;
}
/**
* uvd_v7_0_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 uvd_v7_0_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, ring->me, mmUVD_LMI_RBC_IB_VMID), 0));
amdgpu_ring_write(ring, vmid);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, ring->me, 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, ring->me, 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, ring->me, mmUVD_RBC_IB_SIZE), 0));
amdgpu_ring_write(ring, ib->length_dw);
}
/**
* uvd_v7_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 uvd_v7_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, HEVC_ENC_CMD_IB_VM);
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 uvd_v7_0_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, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
amdgpu_ring_write(ring, reg << 2);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
amdgpu_ring_write(ring, val);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
amdgpu_ring_write(ring, 8);
}
static void uvd_v7_0_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, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
amdgpu_ring_write(ring, reg << 2);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
amdgpu_ring_write(ring, val);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GP_SCRATCH8), 0));
amdgpu_ring_write(ring, mask);
amdgpu_ring_write(ring,
PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
amdgpu_ring_write(ring, 12);
}
static void uvd_v7_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
unsigned vmid, uint64_t pd_addr)
{
6.5.5
2023-10-24 12:59:35 +02:00
struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub];
Initial commit
2023-08-30 17:31:07 +02:00
uint32_t data0, data1, mask;
pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
/* wait for reg writes */
data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance;
data1 = lower_32_bits(pd_addr);
mask = 0xffffffff;
uvd_v7_0_ring_emit_reg_wait(ring, data0, data1, mask);
}
static void uvd_v7_0_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, ring->me, mmUVD_NO_OP), 0));
amdgpu_ring_write(ring, 0);
}
}
static void uvd_v7_0_enc_ring_insert_end(struct amdgpu_ring *ring)
{
amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
}
static void uvd_v7_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring,
uint32_t reg, uint32_t val,
uint32_t mask)
{
amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WAIT);
amdgpu_ring_write(ring, reg << 2);
amdgpu_ring_write(ring, mask);
amdgpu_ring_write(ring, val);
}
static void uvd_v7_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
unsigned int vmid, uint64_t pd_addr)
{
6.5.5
2023-10-24 12:59:35 +02:00
struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub];
Initial commit
2023-08-30 17:31:07 +02:00
pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
/* wait for reg writes */
uvd_v7_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 uvd_v7_0_enc_ring_emit_wreg(struct amdgpu_ring *ring,
uint32_t reg, uint32_t val)
{
amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WRITE);
amdgpu_ring_write(ring, reg << 2);
amdgpu_ring_write(ring, val);
}
#if 0
static bool uvd_v7_0_is_idle(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
return !(RREG32(mmSRBM_STATUS) & SRBM_STATUS__UVD_BUSY_MASK);
}
static int uvd_v7_0_wait_for_idle(void *handle)
{
unsigned i;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
for (i = 0; i < adev->usec_timeout; i++) {
if (uvd_v7_0_is_idle(handle))
return 0;
}
return -ETIMEDOUT;
}
#define AMDGPU_UVD_STATUS_BUSY_MASK 0xfd
static bool uvd_v7_0_check_soft_reset(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
u32 srbm_soft_reset = 0;
u32 tmp = RREG32(mmSRBM_STATUS);
if (REG_GET_FIELD(tmp, SRBM_STATUS, UVD_RQ_PENDING) ||
REG_GET_FIELD(tmp, SRBM_STATUS, UVD_BUSY) ||
(RREG32_SOC15(UVD, ring->me, mmUVD_STATUS) &
AMDGPU_UVD_STATUS_BUSY_MASK))
srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset,
SRBM_SOFT_RESET, SOFT_RESET_UVD, 1);
if (srbm_soft_reset) {
adev->uvd.inst[ring->me].srbm_soft_reset = srbm_soft_reset;
return true;
} else {
adev->uvd.inst[ring->me].srbm_soft_reset = 0;
return false;
}
}
static int uvd_v7_0_pre_soft_reset(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (!adev->uvd.inst[ring->me].srbm_soft_reset)
return 0;
uvd_v7_0_stop(adev);
return 0;
}
static int uvd_v7_0_soft_reset(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
u32 srbm_soft_reset;
if (!adev->uvd.inst[ring->me].srbm_soft_reset)
return 0;
srbm_soft_reset = adev->uvd.inst[ring->me].srbm_soft_reset;
if (srbm_soft_reset) {
u32 tmp;
tmp = RREG32(mmSRBM_SOFT_RESET);
tmp |= srbm_soft_reset;
dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
WREG32(mmSRBM_SOFT_RESET, tmp);
tmp = RREG32(mmSRBM_SOFT_RESET);
udelay(50);
tmp &= ~srbm_soft_reset;
WREG32(mmSRBM_SOFT_RESET, tmp);
tmp = RREG32(mmSRBM_SOFT_RESET);
/* Wait a little for things to settle down */
udelay(50);
}
return 0;
}
static int uvd_v7_0_post_soft_reset(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (!adev->uvd.inst[ring->me].srbm_soft_reset)
return 0;
mdelay(5);
return uvd_v7_0_start(adev);
}
#endif
static int uvd_v7_0_set_interrupt_state(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
unsigned type,
enum amdgpu_interrupt_state state)
{
// TODO
return 0;
}
static int uvd_v7_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_UVD:
ip_instance = 0;
break;
case SOC15_IH_CLIENTID_UVD1:
ip_instance = 1;
break;
default:
DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
return 0;
}
DRM_DEBUG("IH: UVD TRAP\n");
switch (entry->src_id) {
case 124:
amdgpu_fence_process(&adev->uvd.inst[ip_instance].ring);
break;
case 119:
amdgpu_fence_process(&adev->uvd.inst[ip_instance].ring_enc[0]);
break;
case 120:
if (!amdgpu_sriov_vf(adev))
amdgpu_fence_process(&adev->uvd.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;
}
#if 0
static void uvd_v7_0_set_sw_clock_gating(struct amdgpu_device *adev)
{
uint32_t data, data1, data2, suvd_flags;
data = RREG32_SOC15(UVD, ring->me, mmUVD_CGC_CTRL);
data1 = RREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE);
data2 = RREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_CTRL);
data &= ~(UVD_CGC_CTRL__CLK_OFF_DELAY_MASK |
UVD_CGC_CTRL__CLK_GATE_DLY_TIMER_MASK);
suvd_flags = 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;
data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK |
(1 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_GATE_DLY_TIMER)) |
(4 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_OFF_DELAY));
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__JPEG_MODE_MASK |
UVD_CGC_CTRL__JPEG2_MODE_MASK |
UVD_CGC_CTRL__SCPU_MODE_MASK);
data2 &= ~(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);
data1 |= suvd_flags;
WREG32_SOC15(UVD, ring->me, mmUVD_CGC_CTRL, data);
WREG32_SOC15(UVD, ring->me, mmUVD_CGC_GATE, 0);
WREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE, data1);
WREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_CTRL, data2);
}
static void uvd_v7_0_set_hw_clock_gating(struct amdgpu_device *adev)
{
uint32_t data, data1, cgc_flags, suvd_flags;
data = RREG32_SOC15(UVD, ring->me, mmUVD_CGC_GATE);
data1 = RREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE);
cgc_flags = UVD_CGC_GATE__SYS_MASK |
UVD_CGC_GATE__UDEC_MASK |
UVD_CGC_GATE__MPEG2_MASK |
UVD_CGC_GATE__RBC_MASK |
UVD_CGC_GATE__LMI_MC_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 |
UVD_CGC_GATE__JPEG_MASK |
UVD_CGC_GATE__JPEG2_MASK;
suvd_flags = 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;
data |= cgc_flags;
data1 |= suvd_flags;
WREG32_SOC15(UVD, ring->me, mmUVD_CGC_GATE, data);
WREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE, data1);
}
static void uvd_v7_0_set_bypass_mode(struct amdgpu_device *adev, bool enable)
{
u32 tmp = RREG32_SMC(ixGCK_DFS_BYPASS_CNTL);
if (enable)
tmp |= (GCK_DFS_BYPASS_CNTL__BYPASSDCLK_MASK |
GCK_DFS_BYPASS_CNTL__BYPASSVCLK_MASK);
else
tmp &= ~(GCK_DFS_BYPASS_CNTL__BYPASSDCLK_MASK |
GCK_DFS_BYPASS_CNTL__BYPASSVCLK_MASK);
WREG32_SMC(ixGCK_DFS_BYPASS_CNTL, tmp);
}
static int uvd_v7_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);
uvd_v7_0_set_bypass_mode(adev, enable);
if (!(adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG))
return 0;
if (enable) {
/* disable HW gating and enable Sw gating */
uvd_v7_0_set_sw_clock_gating(adev);
} else {
/* wait for STATUS to clear */
if (uvd_v7_0_wait_for_idle(handle))
return -EBUSY;
/* enable HW gates because UVD is idle */
/* uvd_v7_0_set_hw_clock_gating(adev); */
}
return 0;
}
static int uvd_v7_0_set_powergating_state(void *handle,
enum amd_powergating_state state)
{
/* This doesn't actually powergate the UVD 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
*/
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (!(adev->pg_flags & AMD_PG_SUPPORT_UVD))
return 0;
WREG32_SOC15(UVD, ring->me, mmUVD_POWER_STATUS, UVD_POWER_STATUS__UVD_PG_EN_MASK);
if (state == AMD_PG_STATE_GATE) {
uvd_v7_0_stop(adev);
return 0;
} else {
return uvd_v7_0_start(adev);
}
}
#endif
static int uvd_v7_0_set_clockgating_state(void *handle,
enum amd_clockgating_state state)
{
/* needed for driver unload*/
return 0;
}
const struct amd_ip_funcs uvd_v7_0_ip_funcs = {
.name = "uvd_v7_0",
.early_init = uvd_v7_0_early_init,
.late_init = NULL,
.sw_init = uvd_v7_0_sw_init,
.sw_fini = uvd_v7_0_sw_fini,
.hw_init = uvd_v7_0_hw_init,
.hw_fini = uvd_v7_0_hw_fini,
.suspend = uvd_v7_0_suspend,
.resume = uvd_v7_0_resume,
.is_idle = NULL /* uvd_v7_0_is_idle */,
.wait_for_idle = NULL /* uvd_v7_0_wait_for_idle */,
.check_soft_reset = NULL /* uvd_v7_0_check_soft_reset */,
.pre_soft_reset = NULL /* uvd_v7_0_pre_soft_reset */,
.soft_reset = NULL /* uvd_v7_0_soft_reset */,
.post_soft_reset = NULL /* uvd_v7_0_post_soft_reset */,
.set_clockgating_state = uvd_v7_0_set_clockgating_state,
.set_powergating_state = NULL /* uvd_v7_0_set_powergating_state */,
};
static const struct amdgpu_ring_funcs uvd_v7_0_ring_vm_funcs = {
.type = AMDGPU_RING_TYPE_UVD,
.align_mask = 0xf,
.support_64bit_ptrs = false,
.no_user_fence = true,
.get_rptr = uvd_v7_0_ring_get_rptr,
.get_wptr = uvd_v7_0_ring_get_wptr,
.set_wptr = uvd_v7_0_ring_set_wptr,
.patch_cs_in_place = uvd_v7_0_ring_patch_cs_in_place,
.emit_frame_size =
6 + /* hdp invalidate */
SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
8 + /* uvd_v7_0_ring_emit_vm_flush */
14 + 14, /* uvd_v7_0_ring_emit_fence x2 vm fence */
.emit_ib_size = 8, /* uvd_v7_0_ring_emit_ib */
.emit_ib = uvd_v7_0_ring_emit_ib,
.emit_fence = uvd_v7_0_ring_emit_fence,
.emit_vm_flush = uvd_v7_0_ring_emit_vm_flush,
.emit_hdp_flush = uvd_v7_0_ring_emit_hdp_flush,
.test_ring = uvd_v7_0_ring_test_ring,
.test_ib = amdgpu_uvd_ring_test_ib,
.insert_nop = uvd_v7_0_ring_insert_nop,
.pad_ib = amdgpu_ring_generic_pad_ib,
.begin_use = amdgpu_uvd_ring_begin_use,
.end_use = amdgpu_uvd_ring_end_use,
.emit_wreg = uvd_v7_0_ring_emit_wreg,
.emit_reg_wait = uvd_v7_0_ring_emit_reg_wait,
.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
};
static const struct amdgpu_ring_funcs uvd_v7_0_enc_ring_vm_funcs = {
.type = AMDGPU_RING_TYPE_UVD_ENC,
.align_mask = 0x3f,
.nop = HEVC_ENC_CMD_NO_OP,
.support_64bit_ptrs = false,
.no_user_fence = true,
.get_rptr = uvd_v7_0_enc_ring_get_rptr,
.get_wptr = uvd_v7_0_enc_ring_get_wptr,
.set_wptr = uvd_v7_0_enc_ring_set_wptr,
.emit_frame_size =
3 + 3 + /* hdp flush / invalidate */
SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
4 + /* uvd_v7_0_enc_ring_emit_vm_flush */
5 + 5 + /* uvd_v7_0_enc_ring_emit_fence x2 vm fence */
1, /* uvd_v7_0_enc_ring_insert_end */
.emit_ib_size = 5, /* uvd_v7_0_enc_ring_emit_ib */
.emit_ib = uvd_v7_0_enc_ring_emit_ib,
.emit_fence = uvd_v7_0_enc_ring_emit_fence,
.emit_vm_flush = uvd_v7_0_enc_ring_emit_vm_flush,
.test_ring = uvd_v7_0_enc_ring_test_ring,
.test_ib = uvd_v7_0_enc_ring_test_ib,
.insert_nop = amdgpu_ring_insert_nop,
.insert_end = uvd_v7_0_enc_ring_insert_end,
.pad_ib = amdgpu_ring_generic_pad_ib,
.begin_use = amdgpu_uvd_ring_begin_use,
.end_use = amdgpu_uvd_ring_end_use,
.emit_wreg = uvd_v7_0_enc_ring_emit_wreg,
.emit_reg_wait = uvd_v7_0_enc_ring_emit_reg_wait,
.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
};
static void uvd_v7_0_set_ring_funcs(struct amdgpu_device *adev)
{
int i;
for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
if (adev->uvd.harvest_config & (1 << i))
continue;
adev->uvd.inst[i].ring.funcs = &uvd_v7_0_ring_vm_funcs;
adev->uvd.inst[i].ring.me = i;
DRM_INFO("UVD(%d) is enabled in VM mode\n", i);
}
}
static void uvd_v7_0_set_enc_ring_funcs(struct amdgpu_device *adev)
{
int i, j;
for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
if (adev->uvd.harvest_config & (1 << j))
continue;
for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
adev->uvd.inst[j].ring_enc[i].funcs = &uvd_v7_0_enc_ring_vm_funcs;
adev->uvd.inst[j].ring_enc[i].me = j;
}
DRM_INFO("UVD(%d) ENC is enabled in VM mode\n", j);
}
}
static const struct amdgpu_irq_src_funcs uvd_v7_0_irq_funcs = {
.set = uvd_v7_0_set_interrupt_state,
.process = uvd_v7_0_process_interrupt,
};
static void uvd_v7_0_set_irq_funcs(struct amdgpu_device *adev)
{
int i;
for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
if (adev->uvd.harvest_config & (1 << i))
continue;
adev->uvd.inst[i].irq.num_types = adev->uvd.num_enc_rings + 1;
adev->uvd.inst[i].irq.funcs = &uvd_v7_0_irq_funcs;
}
}
const struct amdgpu_ip_block_version uvd_v7_0_ip_block =
{
.type = AMD_IP_BLOCK_TYPE_UVD,
.major = 7,
.minor = 0,
.rev = 0,
.funcs = &uvd_v7_0_ip_funcs,
};