On Fri, Oct 4, 2024 at 2:53 PM <boyuan.zhang@xxxxxxx> wrote:
>
> From: Boyuan Zhang <boyuan.zhang@xxxxxxx>
>
> For vcn 2_5, add ip_block for each vcn instance during discovery stage.
>
> And only powering on/off one of the vcn instance using the
> instance value stored in ip_block, instead of powering on/off all
> vcn instances. Modify the existing functions to use the instance value
> in ip_block, and remove the original for loop for all vcn instances.
>
> v2: rename "i"/"j" to "inst" for instance value.
>
> Signed-off-by: Boyuan Zhang <boyuan.zhang@xxxxxxx>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 4 +-
> drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c | 565 +++++++++---------
> 2 files changed, 280 insertions(+), 289 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
> index 9f9a1867da72..de1053cc2a2b 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
> @@ -2278,6 +2278,7 @@ static int amdgpu_discovery_set_sdma_ip_blocks(struct amdgpu_device *adev)
>
> static int amdgpu_discovery_set_mm_ip_blocks(struct amdgpu_device *adev)
> {
> + int i;
new line between stack and code.
> if (amdgpu_ip_version(adev, VCE_HWIP, 0)) {
> switch (amdgpu_ip_version(adev, UVD_HWIP, 0)) {
> case IP_VERSION(7, 0, 0):
> @@ -2321,7 +2322,8 @@ static int amdgpu_discovery_set_mm_ip_blocks(struct amdgpu_device *adev)
> case IP_VERSION(2, 0, 3):
> break;
> case IP_VERSION(2, 5, 0):
> - amdgpu_device_ip_block_add(adev, &vcn_v2_5_ip_block);
> + for (i = 0; i < adev->vcn.num_vcn_inst; ++i)
> + amdgpu_device_ip_block_add(adev, &vcn_v2_5_ip_block);
> amdgpu_device_ip_block_add(adev, &jpeg_v2_5_ip_block);
> break;
> case IP_VERSION(2, 6, 0):
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
> index d00df51bc400..1f8738ae360a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
> @@ -158,35 +158,34 @@ static int vcn_v2_5_early_init(struct amdgpu_ip_block *ip_block)
> static int vcn_v2_5_sw_init(struct amdgpu_ip_block *ip_block)
> {
> struct amdgpu_ring *ring;
> - int i, j, r;
> + int i, r;
> uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_2_5);
> uint32_t *ptr;
> struct amdgpu_device *adev = ip_block->adev;
> + int inst = ip_block->instance;
>
> - for (j = 0; j < adev->vcn.num_vcn_inst; j++) {
> - if (adev->vcn.harvest_config & (1 << j))
> - continue;
> - /* VCN DEC TRAP */
> - r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
> - VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[j].irq);
> - if (r)
> - return r;
> -
> - /* VCN ENC TRAP */
> - for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
> - r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
> - i + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[j].irq);
> - if (r)
> - return r;
> - }
> + if (adev->vcn.harvest_config & (1 << inst))
> + goto sw_init;
> + /* VCN DEC TRAP */
> + r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[inst],
> + VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[inst].irq);
> + if (r)
> + return r;
>
> - /* VCN POISON TRAP */
> - r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
> - VCN_2_6__SRCID_UVD_POISON, &adev->vcn.inst[j].ras_poison_irq);
> + /* VCN ENC TRAP */
> + for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
> + r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[inst],
> + i + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[inst].irq);
> if (r)
> return r;
> }
>
> + /* VCN POISON TRAP */
> + r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[inst],
> + VCN_2_6__SRCID_UVD_POISON, &adev->vcn.inst[inst].ras_poison_irq);
> + if (r)
> + return r;
> +sw_init:
> r = amdgpu_vcn_sw_init(adev);
I think the amdgpu_vcn_* helpers will need to be updated to handle
instances as well. Otherwise we'll end up leaking a bunch of memory
when these gets called for each instance. While you are at it, we
should move all of the per instance state from struct amdgpu_vcn to
struct amdgpu_vcn_inst.
Alex
> if (r)
> return r;
> @@ -197,76 +196,74 @@ static int vcn_v2_5_sw_init(struct amdgpu_ip_block *ip_block)
> if (r)
> return r;
>
> - for (j = 0; j < adev->vcn.num_vcn_inst; j++) {
> - volatile struct amdgpu_fw_shared *fw_shared;
> + volatile struct amdgpu_fw_shared *fw_shared;
>
> - if (adev->vcn.harvest_config & (1 << j))
> - 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[j].external.scratch9 = SOC15_REG_OFFSET(VCN, j, mmUVD_SCRATCH9);
> - adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET;
> - adev->vcn.inst[j].external.data0 = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_DATA0);
> - adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET;
> - adev->vcn.inst[j].external.data1 = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_DATA1);
> - adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET;
> - adev->vcn.inst[j].external.cmd = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_CMD);
> - adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
> - adev->vcn.inst[j].external.nop = SOC15_REG_OFFSET(VCN, j, mmUVD_NO_OP);
> -
> - ring = &adev->vcn.inst[j].ring_dec;
> + if (adev->vcn.harvest_config & (1 << inst))
> + goto done;
> + 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[inst].external.scratch9 = SOC15_REG_OFFSET(VCN, inst, mmUVD_SCRATCH9);
> + adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET;
> + adev->vcn.inst[inst].external.data0 = SOC15_REG_OFFSET(VCN, inst, mmUVD_GPCOM_VCPU_DATA0);
> + adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET;
> + adev->vcn.inst[inst].external.data1 = SOC15_REG_OFFSET(VCN, inst, mmUVD_GPCOM_VCPU_DATA1);
> + adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET;
> + adev->vcn.inst[inst].external.cmd = SOC15_REG_OFFSET(VCN, inst, mmUVD_GPCOM_VCPU_CMD);
> + adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
> + adev->vcn.inst[inst].external.nop = SOC15_REG_OFFSET(VCN, inst, mmUVD_NO_OP);
> +
> + ring = &adev->vcn.inst[inst].ring_dec;
> + ring->use_doorbell = true;
> +
> + ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
> + (amdgpu_sriov_vf(adev) ? 2*inst : 8*inst);
> +
> + if (amdgpu_ip_version(adev, UVD_HWIP, 0) == IP_VERSION(2, 5, 0))
> + ring->vm_hub = AMDGPU_MMHUB1(0);
> + else
> + ring->vm_hub = AMDGPU_MMHUB0(0);
> +
> + sprintf(ring->name, "vcn_dec_%d", inst);
> + r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[inst].irq,
> + 0, AMDGPU_RING_PRIO_DEFAULT, NULL);
> + if (r)
> + return r;
> +
> + for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
> + enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(i);
> +
> + ring = &adev->vcn.inst[inst].ring_enc[i];
> ring->use_doorbell = true;
>
> ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
> - (amdgpu_sriov_vf(adev) ? 2*j : 8*j);
> + (amdgpu_sriov_vf(adev) ? (1 + i + 2*inst) : (2 + i + 8*inst));
>
> - if (amdgpu_ip_version(adev, UVD_HWIP, 0) == IP_VERSION(2, 5, 0))
> + if (amdgpu_ip_version(adev, UVD_HWIP, 0) ==
> + IP_VERSION(2, 5, 0))
> ring->vm_hub = AMDGPU_MMHUB1(0);
> else
> ring->vm_hub = AMDGPU_MMHUB0(0);
>
> - sprintf(ring->name, "vcn_dec_%d", j);
> - r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[j].irq,
> - 0, AMDGPU_RING_PRIO_DEFAULT, NULL);
> + sprintf(ring->name, "vcn_enc_%d.%d", inst, i);
> + r = amdgpu_ring_init(adev, ring, 512,
> + &adev->vcn.inst[inst].irq, 0,
> + hw_prio, NULL);
> if (r)
> return r;
> -
> - for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
> - enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(i);
> -
> - ring = &adev->vcn.inst[j].ring_enc[i];
> - ring->use_doorbell = true;
> -
> - ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
> - (amdgpu_sriov_vf(adev) ? (1 + i + 2*j) : (2 + i + 8*j));
> -
> - if (amdgpu_ip_version(adev, UVD_HWIP, 0) ==
> - IP_VERSION(2, 5, 0))
> - ring->vm_hub = AMDGPU_MMHUB1(0);
> - else
> - ring->vm_hub = AMDGPU_MMHUB0(0);
> -
> - sprintf(ring->name, "vcn_enc_%d.%d", j, i);
> - r = amdgpu_ring_init(adev, ring, 512,
> - &adev->vcn.inst[j].irq, 0,
> - hw_prio, NULL);
> - if (r)
> - return r;
> - }
> -
> - fw_shared = adev->vcn.inst[j].fw_shared.cpu_addr;
> - fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG);
> -
> - if (amdgpu_vcnfw_log)
> - amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
> }
>
> + fw_shared = adev->vcn.inst[inst].fw_shared.cpu_addr;
> + fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG);
> +
> + if (amdgpu_vcnfw_log)
> + amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
> +done:
> if (amdgpu_sriov_vf(adev)) {
> r = amdgpu_virt_alloc_mm_table(adev);
> if (r)
> @@ -1005,197 +1002,192 @@ static int vcn_v2_5_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, boo
> return 0;
> }
>
> -static int vcn_v2_5_start(struct amdgpu_device *adev)
> +static int vcn_v2_5_start(struct amdgpu_device *adev, unsigned int inst)
> {
> struct amdgpu_ring *ring;
> uint32_t rb_bufsz, tmp;
> - int i, j, k, r;
> + int j, k, r;
>
> - for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
> - if (adev->pm.dpm_enabled)
> - amdgpu_dpm_enable_vcn(adev, true, i);
> - }
> -
> - for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
> - if (adev->vcn.harvest_config & (1 << i))
> - continue;
> - if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
> - r = vcn_v2_5_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
> - continue;
> - }
> + if (adev->pm.dpm_enabled)
> + amdgpu_dpm_enable_vcn(adev, true, inst);
>
> - /* disable register anti-hang mechanism */
> - WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_POWER_STATUS), 0,
> - ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
> + if (adev->vcn.harvest_config & (1 << inst))
> + return 0;
>
> - /* set uvd status busy */
> - tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
> - WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp);
> + if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
> + r = vcn_v2_5_start_dpg_mode(adev, inst, adev->vcn.indirect_sram);
> + return r;
> }
>
> + /* disable register anti-hang mechanism */
> + WREG32_P(SOC15_REG_OFFSET(VCN, inst, mmUVD_POWER_STATUS), 0,
> + ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
> +
> + /* set uvd status busy */
> + tmp = RREG32_SOC15(VCN, inst, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
> + WREG32_SOC15(VCN, inst, mmUVD_STATUS, tmp);
> +
> if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
> return 0;
>
> /*SW clock gating */
> vcn_v2_5_disable_clock_gating(adev);
>
> - for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
> - if (adev->vcn.harvest_config & (1 << i))
> - continue;
> - /* 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);
> - tmp &= ~0xff;
> - WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp | 0x8|
> - 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)));
> - }
> + if (adev->vcn.harvest_config & (1 << inst))
> + return 0;
> +
> + /* enable VCPU clock */
> + WREG32_P(SOC15_REG_OFFSET(VCN, inst, mmUVD_VCPU_CNTL),
> + UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
> +
> + /* disable master interrupt */
> + WREG32_P(SOC15_REG_OFFSET(VCN, inst, mmUVD_MASTINT_EN), 0,
> + ~UVD_MASTINT_EN__VCPU_EN_MASK);
> +
> + /* setup mmUVD_LMI_CTRL */
> + tmp = RREG32_SOC15(VCN, inst, mmUVD_LMI_CTRL);
> + tmp &= ~0xff;
> + WREG32_SOC15(VCN, inst, mmUVD_LMI_CTRL, tmp | 0x8|
> + 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, inst, mmUVD_MPC_CNTL);
> + tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
> + tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
> + WREG32_SOC15(VCN, inst, mmUVD_MPC_CNTL, tmp);
> +
> + /* setup UVD_MPC_SET_MUXA0 */
> + WREG32_SOC15(VCN, inst, 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, inst, 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, inst, 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_v2_5_mc_resume(adev);
>
> - for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
> - volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
> - if (adev->vcn.harvest_config & (1 << i))
> - continue;
> - /* VCN global tiling registers */
> - WREG32_SOC15(VCN, i, mmUVD_GFX8_ADDR_CONFIG,
> - adev->gfx.config.gb_addr_config);
> - WREG32_SOC15(VCN, i, mmUVD_GFX8_ADDR_CONFIG,
> - adev->gfx.config.gb_addr_config);
> + volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst].fw_shared.cpu_addr;
> + if (adev->vcn.harvest_config & (1 << inst))
> + return 0;
> +
> + /* VCN global tiling registers */
> + WREG32_SOC15(VCN, inst, mmUVD_GFX8_ADDR_CONFIG,
> + adev->gfx.config.gb_addr_config);
> + WREG32_SOC15(VCN, inst, mmUVD_GFX8_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);
> + /* enable LMI MC and UMC channels */
> + WREG32_P(SOC15_REG_OFFSET(VCN, inst, mmUVD_LMI_CTRL2), 0,
> + ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
>
> - /* unblock VCPU register access */
> - WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0,
> - ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
> + /* unblock VCPU register access */
> + WREG32_P(SOC15_REG_OFFSET(VCN, inst, mmUVD_RB_ARB_CTRL), 0,
> + ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
>
> - WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
> - ~UVD_VCPU_CNTL__BLK_RST_MASK);
> + WREG32_P(SOC15_REG_OFFSET(VCN, inst, mmUVD_VCPU_CNTL), 0,
> + ~UVD_VCPU_CNTL__BLK_RST_MASK);
>
> - for (k = 0; k < 10; ++k) {
> - uint32_t status;
> -
> - for (j = 0; j < 100; ++j) {
> - status = RREG32_SOC15(VCN, i, mmUVD_STATUS);
> - if (status & 2)
> - break;
> - if (amdgpu_emu_mode == 1)
> - msleep(500);
> - else
> - mdelay(10);
> - }
> - r = 0;
> + for (k = 0; k < 10; ++k) {
> + uint32_t status;
> +
> + for (j = 0; j < 100; ++j) {
> + status = RREG32_SOC15(VCN, inst, mmUVD_STATUS);
> if (status & 2)
> break;
> + if (amdgpu_emu_mode == 1)
> + msleep(500);
> + else
> + mdelay(10);
> + }
> + r = 0;
> + if (status & 2)
> + break;
>
> - DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n");
> - 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);
> + DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n");
> + WREG32_P(SOC15_REG_OFFSET(VCN, inst, mmUVD_VCPU_CNTL),
> + UVD_VCPU_CNTL__BLK_RST_MASK,
> + ~UVD_VCPU_CNTL__BLK_RST_MASK);
> + mdelay(10);
> + WREG32_P(SOC15_REG_OFFSET(VCN, inst, mmUVD_VCPU_CNTL), 0,
> + ~UVD_VCPU_CNTL__BLK_RST_MASK);
>
> - mdelay(10);
> - r = -1;
> - }
> + mdelay(10);
> + r = -1;
> + }
>
> - if (r) {
> - DRM_ERROR("VCN decode not responding, giving up!!!\n");
> - return r;
> - }
> + if (r) {
> + DRM_ERROR("VCN decode not responding, giving up!!!\n");
> + 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);
> + /* enable master interrupt */
> + WREG32_P(SOC15_REG_OFFSET(VCN, inst, 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));
> + /* clear the busy bit of VCN_STATUS */
> + WREG32_P(SOC15_REG_OFFSET(VCN, inst, mmUVD_STATUS), 0,
> + ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
>
> - WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0);
> + WREG32_SOC15(VCN, inst, 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);
> + ring = &adev->vcn.inst[inst].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, inst, mmUVD_RBC_RB_CNTL, tmp);
>
> - fw_shared->multi_queue.decode_queue_mode |= FW_QUEUE_RING_RESET;
> - /* program 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));
> + fw_shared->multi_queue.decode_queue_mode |= FW_QUEUE_RING_RESET;
> + /* program the RB_BASE for ring buffer */
> + WREG32_SOC15(VCN, inst, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
> + lower_32_bits(ring->gpu_addr));
> + WREG32_SOC15(VCN, inst, 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);
> + /* Initialize the ring buffer's read and write pointers */
> + WREG32_SOC15(VCN, inst, 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));
> - fw_shared->multi_queue.decode_queue_mode &= ~FW_QUEUE_RING_RESET;
> + ring->wptr = RREG32_SOC15(VCN, inst, mmUVD_RBC_RB_RPTR);
> + WREG32_SOC15(VCN, inst, mmUVD_RBC_RB_WPTR,
> + lower_32_bits(ring->wptr));
> + fw_shared->multi_queue.decode_queue_mode &= ~FW_QUEUE_RING_RESET;
>
> - fw_shared->multi_queue.encode_generalpurpose_queue_mode |= FW_QUEUE_RING_RESET;
> - 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);
> - fw_shared->multi_queue.encode_generalpurpose_queue_mode &= ~FW_QUEUE_RING_RESET;
> -
> - fw_shared->multi_queue.encode_lowlatency_queue_mode |= FW_QUEUE_RING_RESET;
> - 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);
> - fw_shared->multi_queue.encode_lowlatency_queue_mode &= ~FW_QUEUE_RING_RESET;
> - }
> + fw_shared->multi_queue.encode_generalpurpose_queue_mode |= FW_QUEUE_RING_RESET;
> + ring = &adev->vcn.inst[inst].ring_enc[0];
> + WREG32_SOC15(VCN, inst, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
> + WREG32_SOC15(VCN, inst, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
> + WREG32_SOC15(VCN, inst, mmUVD_RB_BASE_LO, ring->gpu_addr);
> + WREG32_SOC15(VCN, inst, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
> + WREG32_SOC15(VCN, inst, mmUVD_RB_SIZE, ring->ring_size / 4);
> + fw_shared->multi_queue.encode_generalpurpose_queue_mode &= ~FW_QUEUE_RING_RESET;
> +
> + fw_shared->multi_queue.encode_lowlatency_queue_mode |= FW_QUEUE_RING_RESET;
> + ring = &adev->vcn.inst[inst].ring_enc[1];
> + WREG32_SOC15(VCN, inst, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
> + WREG32_SOC15(VCN, inst, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
> + WREG32_SOC15(VCN, inst, mmUVD_RB_BASE_LO2, ring->gpu_addr);
> + WREG32_SOC15(VCN, inst, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
> + WREG32_SOC15(VCN, inst, mmUVD_RB_SIZE2, ring->ring_size / 4);
> + fw_shared->multi_queue.encode_lowlatency_queue_mode &= ~FW_QUEUE_RING_RESET;
>
> return 0;
> }
> @@ -1424,72 +1416,69 @@ static int vcn_v2_5_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
> return 0;
> }
>
> -static int vcn_v2_5_stop(struct amdgpu_device *adev)
> +static int vcn_v2_5_stop(struct amdgpu_device *adev, unsigned int inst)
> {
> uint32_t tmp;
> - int i, r = 0;
> + int r = 0;
>
> - for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
> - if (adev->vcn.harvest_config & (1 << i))
> - continue;
> - if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
> - r = vcn_v2_5_stop_dpg_mode(adev, i);
> - continue;
> - }
> + if (adev->vcn.harvest_config & (1 << inst))
> + goto done;
>
> - /* wait for vcn idle */
> - r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
> - if (r)
> - return r;
> + if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
> + r = vcn_v2_5_stop_dpg_mode(adev, inst);
> + goto done;
> + }
>
> - tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
> - UVD_LMI_STATUS__READ_CLEAN_MASK |
> - UVD_LMI_STATUS__WRITE_CLEAN_MASK |
> - UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
> - r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
> - if (r)
> - return r;
> + /* wait for vcn idle */
> + r = SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
> + if (r)
> + return r;
>
> - /* block 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__VCPU_LMI_WRITE_CLEAN_MASK |
> + UVD_LMI_STATUS__READ_CLEAN_MASK |
> + UVD_LMI_STATUS__WRITE_CLEAN_MASK |
> + UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
> + r = SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_LMI_STATUS, tmp, tmp);
> + if (r)
> + return r;
>
> - tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
> - UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
> - r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
> - if (r)
> - return r;
> + /* block LMI UMC channel */
> + tmp = RREG32_SOC15(VCN, inst, mmUVD_LMI_CTRL2);
> + tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
> + WREG32_SOC15(VCN, inst, mmUVD_LMI_CTRL2, tmp);
>
> - /* 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);
> + tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
> + UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
> + r = SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_LMI_STATUS, tmp, tmp);
> + if (r)
> + return r;
>
> - /* reset VCPU */
> - WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
> - UVD_VCPU_CNTL__BLK_RST_MASK,
> - ~UVD_VCPU_CNTL__BLK_RST_MASK);
> + /* block VCPU register access */
> + WREG32_P(SOC15_REG_OFFSET(VCN, inst, mmUVD_RB_ARB_CTRL),
> + UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
> + ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
>
> - /* disable VCPU clock */
> - WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
> - ~(UVD_VCPU_CNTL__CLK_EN_MASK));
> + /* reset VCPU */
> + WREG32_P(SOC15_REG_OFFSET(VCN, inst, mmUVD_VCPU_CNTL),
> + UVD_VCPU_CNTL__BLK_RST_MASK,
> + ~UVD_VCPU_CNTL__BLK_RST_MASK);
>
> - /* clear status */
> - WREG32_SOC15(VCN, i, mmUVD_STATUS, 0);
> + /* disable VCPU clock */
> + WREG32_P(SOC15_REG_OFFSET(VCN, inst, mmUVD_VCPU_CNTL), 0,
> + ~(UVD_VCPU_CNTL__CLK_EN_MASK));
>
> - vcn_v2_5_enable_clock_gating(adev);
> + /* clear status */
> + WREG32_SOC15(VCN, inst, mmUVD_STATUS, 0);
>
> - /* enable register anti-hang mechanism */
> - WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_POWER_STATUS),
> - UVD_POWER_STATUS__UVD_POWER_STATUS_MASK,
> - ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
> - }
> + vcn_v2_5_enable_clock_gating(adev);
>
> - for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
> - if (adev->pm.dpm_enabled)
> - amdgpu_dpm_enable_vcn(adev, false, i);
> - }
> + /* enable register anti-hang mechanism */
> + WREG32_P(SOC15_REG_OFFSET(VCN, inst, mmUVD_POWER_STATUS),
> + UVD_POWER_STATUS__UVD_POWER_STATUS_MASK,
> + ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
> +done:
> + if (adev->pm.dpm_enabled)
> + amdgpu_dpm_enable_vcn(adev, false, inst);
>
> return 0;
> }
> @@ -1838,9 +1827,9 @@ static int vcn_v2_5_set_powergating_state(struct amdgpu_ip_block *ip_block,
> return 0;
>
> if (state == AMD_PG_STATE_GATE)
> - ret = vcn_v2_5_stop(adev);
> + ret = vcn_v2_5_stop(adev, inst);
> else
> - ret = vcn_v2_5_start(adev);
> + ret = vcn_v2_5_start(adev, inst);
>
> if (!ret)
> adev->vcn.cur_state[inst] = state;
> --
> 2.34.1
>
