--- /dev/null
+/*
+ * Copyright 2023 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#include <linux/firmware.h>
+#include "amdgpu.h"
+#include "amdgpu_vcn.h"
+#include "amdgpu_pm.h"
+#include "soc15.h"
+#include "soc15d.h"
+#include "soc15_hw_ip.h"
+#include "vcn_v2_0.h"
+
+#include "vcn/vcn_5_0_0_offset.h"
+#include "vcn/vcn_5_0_0_sh_mask.h"
+#include "ivsrcid/vcn/irqsrcs_vcn_4_0.h"
+#include "vcn_v5_0_0.h"
+
+#include <drm/drm_drv.h>
+
+static int amdgpu_ih_clientid_vcns[] = {
+ SOC15_IH_CLIENTID_VCN,
+ SOC15_IH_CLIENTID_VCN1
+};
+
+static void vcn_v5_0_0_set_unified_ring_funcs(struct amdgpu_device *adev);
+static void vcn_v5_0_0_set_irq_funcs(struct amdgpu_device *adev);
+static int vcn_v5_0_0_set_powergating_state(void *handle,
+ enum amd_powergating_state state);
+static int vcn_v5_0_0_pause_dpg_mode(struct amdgpu_device *adev,
+ int inst_idx, struct dpg_pause_state *new_state);
+static void vcn_v5_0_0_unified_ring_set_wptr(struct amdgpu_ring *ring);
+
+/**
+ * vcn_v5_0_0_early_init - set function pointers and load microcode
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Set ring and irq function pointers
+ * Load microcode from filesystem
+ */
+static int vcn_v5_0_0_early_init(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ /* re-use enc ring as unified ring */
+ adev->vcn.num_enc_rings = 1;
+
+ vcn_v5_0_0_set_unified_ring_funcs(adev);
+ vcn_v5_0_0_set_irq_funcs(adev);
+
+ return amdgpu_vcn_early_init(adev);
+}
+
+/**
+ * vcn_v5_0_0_sw_init - sw init for VCN block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Load firmware and sw initialization
+ */
+static int vcn_v5_0_0_sw_init(void *handle)
+{
+ struct amdgpu_ring *ring;
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int i, r;
+
+ r = amdgpu_vcn_sw_init(adev);
+ if (r)
+ return r;
+
+ amdgpu_vcn_setup_ucode(adev);
+
+ r = amdgpu_vcn_resume(adev);
+ if (r)
+ return r;
+
+ for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
+ volatile struct amdgpu_vcn4_fw_shared *fw_shared;
+
+ if (adev->vcn.harvest_config & (1 << i))
+ continue;
+
+ atomic_set(&adev->vcn.inst[i].sched_score, 0);
+
+ /* VCN UNIFIED TRAP */
+ r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
+ VCN_4_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[i].irq);
+ if (r)
+ return r;
+
+ /* VCN POISON TRAP */
+ r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
+ VCN_4_0__SRCID_UVD_POISON, &adev->vcn.inst[i].irq);
+ if (r)
+ return r;
+
+ ring = &adev->vcn.inst[i].ring_enc[0];
+ ring->use_doorbell = true;
+ ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + 8 * i;
+
+ ring->vm_hub = AMDGPU_MMHUB0(0);
+ sprintf(ring->name, "vcn_unified_%d", i);
+
+ r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
+ AMDGPU_RING_PRIO_0, &adev->vcn.inst[i].sched_score);
+ if (r)
+ return r;
+
+ fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
+ fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_FW_SHARED_FLAG_0_UNIFIED_QUEUE);
+ fw_shared->sq.is_enabled = 1;
+
+ if (amdgpu_vcnfw_log)
+ amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
+ }
+
+ if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
+ adev->vcn.pause_dpg_mode = vcn_v5_0_0_pause_dpg_mode;
+
+ return 0;
+}
+
+/**
+ * vcn_v5_0_0_sw_fini - sw fini for VCN block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * VCN suspend and free up sw allocation
+ */
+static int vcn_v5_0_0_sw_fini(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int i, r, idx;
+
+ if (drm_dev_enter(adev_to_drm(adev), &idx)) {
+ for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
+ volatile struct amdgpu_vcn4_fw_shared *fw_shared;
+
+ if (adev->vcn.harvest_config & (1 << i))
+ continue;
+
+ fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
+ fw_shared->present_flag_0 = 0;
+ fw_shared->sq.is_enabled = 0;
+ }
+
+ drm_dev_exit(idx);
+ }
+
+ r = amdgpu_vcn_suspend(adev);
+ if (r)
+ return r;
+
+ r = amdgpu_vcn_sw_fini(adev);
+
+ return r;
+}
+
+/**
+ * vcn_v5_0_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_v5_0_0_hw_init(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ struct amdgpu_ring *ring;
+ int i, 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_enc[0];
+
+ adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
+ ((adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i), i);
+
+ r = amdgpu_ring_test_helper(ring);
+ if (r)
+ goto done;
+ }
+
+done:
+ if (!r)
+ DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
+ (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
+
+ return r;
+}
+
+/**
+ * vcn_v5_0_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_v5_0_0_hw_fini(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int i;
+
+ cancel_delayed_work_sync(&adev->vcn.idle_work);
+
+ for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
+ if (adev->vcn.harvest_config & (1 << i))
+ continue;
+
+ amdgpu_irq_put(adev, &adev->vcn.inst[i].irq, 0);
+ }
+
+ return 0;
+}
+
+/**
+ * vcn_v5_0_0_suspend - suspend VCN block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * HW fini and suspend VCN block
+ */
+static int vcn_v5_0_0_suspend(void *handle)
+{
+ int r;
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ r = vcn_v5_0_0_hw_fini(adev);
+ if (r)
+ return r;
+
+ r = amdgpu_vcn_suspend(adev);
+
+ return r;
+}
+
+/**
+ * vcn_v5_0_0_resume - resume VCN block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Resume firmware and hw init VCN block
+ */
+static int vcn_v5_0_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_v5_0_0_hw_init(adev);
+
+ return r;
+}
+
+/**
+ * vcn_v5_0_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_v5_0_0_mc_resume(struct amdgpu_device *adev, int inst)
+{
+ uint32_t offset, size;
+ const struct common_firmware_header *hdr;
+
+ hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
+ size = AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
+
+ /* cache window 0: fw */
+ if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
+ WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
+ (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_lo));
+ WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
+ (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_hi));
+ WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET0, 0);
+ offset = 0;
+ } else {
+ WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
+ lower_32_bits(adev->vcn.inst[inst].gpu_addr));
+ WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
+ upper_32_bits(adev->vcn.inst[inst].gpu_addr));
+ offset = size;
+ WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET0, AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
+ }
+ WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE0, size);
+
+ /* cache window 1: stack */
+ WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
+ lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
+ WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
+ upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
+ WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET1, 0);
+ WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
+
+ /* cache window 2: context */
+ WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
+ lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
+ WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
+ upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
+ WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET2, 0);
+ WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
+
+ /* non-cache window */
+ WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
+ lower_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
+ WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
+ upper_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
+ WREG32_SOC15(VCN, inst, regUVD_VCPU_NONCACHE_OFFSET0, 0);
+ WREG32_SOC15(VCN, inst, regUVD_VCPU_NONCACHE_SIZE0,
+ AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)));
+}
+
+/**
+ * vcn_v5_0_0_mc_resume_dpg_mode - memory controller programming for dpg mode
+ *
+ * @adev: amdgpu_device pointer
+ * @inst_idx: instance number index
+ * @indirect: indirectly write sram
+ *
+ * Let the VCN memory controller know it's offsets with dpg mode
+ */
+static void vcn_v5_0_0_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
+{
+ uint32_t offset, size;
+ const struct common_firmware_header *hdr;
+
+ hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
+ size = AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
+
+ /* cache window 0: fw */
+ if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
+ if (!indirect) {
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
+ (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
+ (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
+ } else {
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
+ }
+ offset = 0;
+ } else {
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
+ lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
+ upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
+ offset = size;
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0),
+ AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
+ }
+
+ if (!indirect)
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
+ else
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
+
+ /* cache window 1: stack */
+ if (!indirect) {
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
+ lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
+ upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
+ } else {
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
+ }
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
+
+ /* cache window 2: context */
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
+ lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
+ upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
+
+ /* non-cache window */
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
+ lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
+ upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_VCPU_NONCACHE_SIZE0),
+ AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)), 0, indirect);
+
+ /* VCN global tiling registers */
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_GFX10_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
+
+ return;
+}
+
+/**
+ * vcn_v5_0_0_disable_static_power_gating - disable VCN static power gating
+ *
+ * @adev: amdgpu_device pointer
+ * @inst: instance number
+ *
+ * Disable static power gating for VCN block
+ */
+static void vcn_v5_0_0_disable_static_power_gating(struct amdgpu_device *adev, int inst)
+{
+ uint32_t data = 0;
+
+ if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
+ data = 1 << UVD_IPX_DLDO_CONFIG__ONO2_PWR_CONFIG__SHIFT;
+ WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
+ SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS, 0,
+ UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS_MASK);
+
+ data = 2 << UVD_IPX_DLDO_CONFIG__ONO3_PWR_CONFIG__SHIFT;
+ WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
+ SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
+ 1 << UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS__SHIFT,
+ UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS_MASK);
+
+ data = 2 << UVD_IPX_DLDO_CONFIG__ONO4_PWR_CONFIG__SHIFT;
+ WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
+ SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
+ 1 << UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS__SHIFT,
+ UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS_MASK);
+
+ data = 2 << UVD_IPX_DLDO_CONFIG__ONO5_PWR_CONFIG__SHIFT;
+ WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
+ SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
+ 1 << UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS__SHIFT,
+ UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS_MASK);
+ } else {
+ data = 1 << UVD_IPX_DLDO_CONFIG__ONO2_PWR_CONFIG__SHIFT;
+ WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
+ SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS, 0,
+ UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS_MASK);
+
+ data = 1 << UVD_IPX_DLDO_CONFIG__ONO3_PWR_CONFIG__SHIFT;
+ WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
+ SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS, 0,
+ UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS_MASK);
+
+ data = 1 << UVD_IPX_DLDO_CONFIG__ONO4_PWR_CONFIG__SHIFT;
+ WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
+ SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS, 0,
+ UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS_MASK);
+
+ data = 1 << UVD_IPX_DLDO_CONFIG__ONO5_PWR_CONFIG__SHIFT;
+ WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
+ SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS, 0,
+ UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS_MASK);
+ }
+
+ data = RREG32_SOC15(VCN, inst, regUVD_POWER_STATUS);
+ data &= ~0x103;
+ if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
+ data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON |
+ UVD_POWER_STATUS__UVD_PG_EN_MASK;
+
+ WREG32_SOC15(VCN, inst, regUVD_POWER_STATUS, data);
+ return;
+}
+
+/**
+ * vcn_v5_0_0_enable_static_power_gating - enable VCN static power gating
+ *
+ * @adev: amdgpu_device pointer
+ * @inst: instance number
+ *
+ * Enable static power gating for VCN block
+ */
+static void vcn_v5_0_0_enable_static_power_gating(struct amdgpu_device *adev, int inst)
+{
+ uint32_t data;
+
+ if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
+ /* Before power off, this indicator has to be turned on */
+ data = RREG32_SOC15(VCN, inst, regUVD_POWER_STATUS);
+ data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
+ data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
+ WREG32_SOC15(VCN, inst, regUVD_POWER_STATUS, data);
+
+ data = 2 << UVD_IPX_DLDO_CONFIG__ONO5_PWR_CONFIG__SHIFT;
+ WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
+ SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
+ 1 << UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS__SHIFT,
+ UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS_MASK);
+
+ data = 2 << UVD_IPX_DLDO_CONFIG__ONO4_PWR_CONFIG__SHIFT;
+ WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
+ SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
+ 1 << UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS__SHIFT,
+ UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS_MASK);
+
+ data = 2 << UVD_IPX_DLDO_CONFIG__ONO3_PWR_CONFIG__SHIFT;
+ WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
+ SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
+ 1 << UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS__SHIFT,
+ UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS_MASK);
+
+ data = 2 << UVD_IPX_DLDO_CONFIG__ONO2_PWR_CONFIG__SHIFT;
+ WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
+ SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
+ 1 << UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS__SHIFT,
+ UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS_MASK);
+ }
+ return;
+}
+
+/**
+ * vcn_v5_0_0_disable_clock_gating - disable VCN clock gating
+ *
+ * @adev: amdgpu_device pointer
+ * @inst: instance number
+ *
+ * Disable clock gating for VCN block
+ */
+static void vcn_v5_0_0_disable_clock_gating(struct amdgpu_device *adev, int inst)
+{
+ return;
+}
+
+#if 0
+/**
+ * vcn_v5_0_0_disable_clock_gating_dpg_mode - disable VCN clock gating dpg mode
+ *
+ * @adev: amdgpu_device pointer
+ * @sram_sel: sram select
+ * @inst_idx: instance number index
+ * @indirect: indirectly write sram
+ *
+ * Disable clock gating for VCN block with dpg mode
+ */
+static void vcn_v5_0_0_disable_clock_gating_dpg_mode(struct amdgpu_device *adev, uint8_t sram_sel,
+ int inst_idx, uint8_t indirect)
+{
+ return;
+}
+#endif
+
+/**
+ * vcn_v5_0_0_enable_clock_gating - enable VCN clock gating
+ *
+ * @adev: amdgpu_device pointer
+ * @inst: instance number
+ *
+ * Enable clock gating for VCN block
+ */
+static void vcn_v5_0_0_enable_clock_gating(struct amdgpu_device *adev, int inst)
+{
+ return;
+}
+
+/**
+ * vcn_v5_0_0_start_dpg_mode - VCN start with dpg mode
+ *
+ * @adev: amdgpu_device pointer
+ * @inst_idx: instance number index
+ * @indirect: indirectly write sram
+ *
+ * Start VCN block with dpg mode
+ */
+static int vcn_v5_0_0_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
+{
+ volatile struct amdgpu_vcn4_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
+ struct amdgpu_ring *ring;
+ uint32_t tmp;
+
+ /* disable register anti-hang mechanism */
+ WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, regUVD_POWER_STATUS), 1,
+ ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
+
+ /* enable dynamic power gating mode */
+ tmp = RREG32_SOC15(VCN, inst_idx, regUVD_POWER_STATUS);
+ tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
+ tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
+ WREG32_SOC15(VCN, inst_idx, regUVD_POWER_STATUS, tmp);
+
+ if (indirect)
+ adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
+
+ /* enable VCPU clock */
+ tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
+ tmp |= UVD_VCPU_CNTL__CLK_EN_MASK | UVD_VCPU_CNTL__BLK_RST_MASK;
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_VCPU_CNTL), tmp, 0, indirect);
+
+ /* disable master interrupt */
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_MASTINT_EN), 0, 0, indirect);
+
+ /* setup regUVD_LMI_CTRL */
+ tmp = (UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
+ UVD_LMI_CTRL__REQ_MODE_MASK |
+ UVD_LMI_CTRL__CRC_RESET_MASK |
+ UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
+ UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
+ UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
+ (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
+ 0x00100000L);
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_CTRL), tmp, 0, indirect);
+
+ vcn_v5_0_0_mc_resume_dpg_mode(adev, inst_idx, indirect);
+
+ tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
+ tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_VCPU_CNTL), tmp, 0, indirect);
+
+ /* enable LMI MC and UMC channels */
+ tmp = 0x1f << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT;
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_LMI_CTRL2), tmp, 0, indirect);
+
+ /* enable master interrupt */
+ WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
+ VCN, inst_idx, regUVD_MASTINT_EN),
+ UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
+
+ if (indirect)
+ amdgpu_vcn_psp_update_sram(adev, inst_idx, 0);
+
+ ring = &adev->vcn.inst[inst_idx].ring_enc[0];
+
+ WREG32_SOC15(VCN, inst_idx, regUVD_RB_BASE_LO, ring->gpu_addr);
+ WREG32_SOC15(VCN, inst_idx, regUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
+ WREG32_SOC15(VCN, inst_idx, regUVD_RB_SIZE, ring->ring_size / 4);
+
+ tmp = RREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE);
+ tmp &= ~(VCN_RB_ENABLE__RB1_EN_MASK);
+ WREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE, tmp);
+ fw_shared->sq.queue_mode |= FW_QUEUE_RING_RESET;
+ WREG32_SOC15(VCN, inst_idx, regUVD_RB_RPTR, 0);
+ WREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR, 0);
+
+ tmp = RREG32_SOC15(VCN, inst_idx, regUVD_RB_RPTR);
+ WREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR, tmp);
+ ring->wptr = RREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR);
+
+ tmp = RREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE);
+ tmp |= VCN_RB_ENABLE__RB1_EN_MASK;
+ WREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE, tmp);
+ fw_shared->sq.queue_mode &= ~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF);
+
+ WREG32_SOC15(VCN, inst_idx, regVCN_RB1_DB_CTRL,
+ ring->doorbell_index << VCN_RB1_DB_CTRL__OFFSET__SHIFT |
+ VCN_RB1_DB_CTRL__EN_MASK);
+
+ return 0;
+}
+
+/**
+ * vcn_v5_0_0_start - VCN start
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Start VCN block
+ */
+static int vcn_v5_0_0_start(struct amdgpu_device *adev)
+{
+ volatile struct amdgpu_vcn4_fw_shared *fw_shared;
+ struct amdgpu_ring *ring;
+ uint32_t 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) {
+ fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
+
+ if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
+ r = vcn_v5_0_0_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
+ continue;
+ }
+
+ /* disable VCN power gating */
+ vcn_v5_0_0_disable_static_power_gating(adev, i);
+
+ /* set VCN status busy */
+ tmp = RREG32_SOC15(VCN, i, regUVD_STATUS) | UVD_STATUS__UVD_BUSY;
+ WREG32_SOC15(VCN, i, regUVD_STATUS, tmp);
+
+ /* enable VCPU clock */
+ WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
+ UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
+
+ /* disable master interrupt */
+ WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_MASTINT_EN), 0,
+ ~UVD_MASTINT_EN__VCPU_EN_MASK);
+
+ /* enable LMI MC and UMC channels */
+ WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_LMI_CTRL2), 0,
+ ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
+
+ tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
+ tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
+ tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
+ WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
+
+ /* setup regUVD_LMI_CTRL */
+ tmp = RREG32_SOC15(VCN, i, regUVD_LMI_CTRL);
+ WREG32_SOC15(VCN, i, regUVD_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);
+
+ vcn_v5_0_0_mc_resume(adev, i);
+
+ /* VCN global tiling registers */
+ WREG32_SOC15(VCN, i, regUVD_GFX10_ADDR_CONFIG,
+ adev->gfx.config.gb_addr_config);
+
+ /* unblock VCPU register access */
+ WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_RB_ARB_CTRL), 0,
+ ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
+
+ /* release VCPU reset to boot */
+ WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_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, regUVD_STATUS);
+ if (status & 2)
+ break;
+ mdelay(10);
+ if (amdgpu_emu_mode == 1)
+ msleep(1);
+ }
+
+ if (amdgpu_emu_mode == 1) {
+ r = -1;
+ if (status & 2) {
+ r = 0;
+ break;
+ }
+ } else {
+ r = 0;
+ if (status & 2)
+ break;
+
+ dev_err(adev->dev,
+ "VCN[%d] is not responding, trying to reset the VCPU!!!\n", i);
+ WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
+ UVD_VCPU_CNTL__BLK_RST_MASK,
+ ~UVD_VCPU_CNTL__BLK_RST_MASK);
+ mdelay(10);
+ WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
+ ~UVD_VCPU_CNTL__BLK_RST_MASK);
+
+ mdelay(10);
+ r = -1;
+ }
+ }
+
+ if (r) {
+ dev_err(adev->dev, "VCN[%d] is not responding, giving up!!!\n", i);
+ return r;
+ }
+
+ /* enable master interrupt */
+ WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_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, regUVD_STATUS), 0,
+ ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
+
+ ring = &adev->vcn.inst[i].ring_enc[0];
+ WREG32_SOC15(VCN, i, regVCN_RB1_DB_CTRL,
+ ring->doorbell_index << VCN_RB1_DB_CTRL__OFFSET__SHIFT |
+ VCN_RB1_DB_CTRL__EN_MASK);
+
+ WREG32_SOC15(VCN, i, regUVD_RB_BASE_LO, ring->gpu_addr);
+ WREG32_SOC15(VCN, i, regUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
+ WREG32_SOC15(VCN, i, regUVD_RB_SIZE, ring->ring_size / 4);
+
+ tmp = RREG32_SOC15(VCN, i, regVCN_RB_ENABLE);
+ tmp &= ~(VCN_RB_ENABLE__RB1_EN_MASK);
+ WREG32_SOC15(VCN, i, regVCN_RB_ENABLE, tmp);
+ fw_shared->sq.queue_mode |= FW_QUEUE_RING_RESET;
+ WREG32_SOC15(VCN, i, regUVD_RB_RPTR, 0);
+ WREG32_SOC15(VCN, i, regUVD_RB_WPTR, 0);
+
+ tmp = RREG32_SOC15(VCN, i, regUVD_RB_RPTR);
+ WREG32_SOC15(VCN, i, regUVD_RB_WPTR, tmp);
+ ring->wptr = RREG32_SOC15(VCN, i, regUVD_RB_WPTR);
+
+ tmp = RREG32_SOC15(VCN, i, regVCN_RB_ENABLE);
+ tmp |= VCN_RB_ENABLE__RB1_EN_MASK;
+ WREG32_SOC15(VCN, i, regVCN_RB_ENABLE, tmp);
+ fw_shared->sq.queue_mode &= ~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF);
+ }
+
+ return 0;
+}
+
+/**
+ * vcn_v5_0_0_stop_dpg_mode - VCN stop with dpg mode
+ *
+ * @adev: amdgpu_device pointer
+ * @inst_idx: instance number index
+ *
+ * Stop VCN block with dpg mode
+ */
+static void vcn_v5_0_0_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
+{
+ struct dpg_pause_state state = {.fw_based = VCN_DPG_STATE__UNPAUSE};
+ uint32_t tmp;
+
+ vcn_v5_0_0_pause_dpg_mode(adev, inst_idx, &state);
+
+ /* Wait for power status to be 1 */
+ SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS, 1,
+ UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
+
+ /* wait for read ptr to be equal to write ptr */
+ tmp = RREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR);
+ SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_RB_RPTR, tmp, 0xFFFFFFFF);
+
+ /* disable dynamic power gating mode */
+ WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, regUVD_POWER_STATUS), 0,
+ ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
+
+ return;
+}
+
+/**
+ * vcn_v5_0_0_stop - VCN stop
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Stop VCN block
+ */
+static int vcn_v5_0_0_stop(struct amdgpu_device *adev)
+{
+ volatile struct amdgpu_vcn4_fw_shared *fw_shared;
+ uint32_t tmp;
+ int i, r = 0;
+
+ for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
+ fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
+ fw_shared->sq.queue_mode |= FW_QUEUE_DPG_HOLD_OFF;
+
+ if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
+ vcn_v5_0_0_stop_dpg_mode(adev, i);
+ continue;
+ }
+
+ /* wait for vcn idle */
+ r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_STATUS, UVD_STATUS__IDLE, 0x7);
+ 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;
+ r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_LMI_STATUS, tmp, tmp);
+ if (r)
+ return r;
+
+ /* disable LMI UMC channel */
+ tmp = RREG32_SOC15(VCN, i, regUVD_LMI_CTRL2);
+ tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
+ WREG32_SOC15(VCN, i, regUVD_LMI_CTRL2, tmp);
+ tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK |
+ UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
+ r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_LMI_STATUS, tmp, tmp);
+ if (r)
+ return r;
+
+ /* block VCPU register access */
+ WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_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, regUVD_VCPU_CNTL),
+ UVD_VCPU_CNTL__BLK_RST_MASK,
+ ~UVD_VCPU_CNTL__BLK_RST_MASK);
+
+ /* disable VCPU clock */
+ WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
+ ~(UVD_VCPU_CNTL__CLK_EN_MASK));
+
+ /* apply soft reset */
+ tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
+ tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
+ WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
+ tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
+ tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
+ WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
+
+ /* clear status */
+ WREG32_SOC15(VCN, i, regUVD_STATUS, 0);
+
+ /* enable VCN power gating */
+ vcn_v5_0_0_enable_static_power_gating(adev, i);
+ }
+
+ if (adev->pm.dpm_enabled)
+ amdgpu_dpm_enable_uvd(adev, false);
+
+ return 0;
+}
+
+/**
+ * vcn_v5_0_0_pause_dpg_mode - VCN pause with dpg mode
+ *
+ * @adev: amdgpu_device pointer
+ * @inst_idx: instance number index
+ * @new_state: pause state
+ *
+ * Pause dpg mode for VCN block
+ */
+static int vcn_v5_0_0_pause_dpg_mode(struct amdgpu_device *adev, int inst_idx,
+ struct dpg_pause_state *new_state)
+{
+ uint32_t reg_data = 0;
+ int ret_code;
+
+ /* pause/unpause if state is changed */
+ if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
+ DRM_DEV_DEBUG(adev->dev, "dpg pause state changed %d -> %d",
+ adev->vcn.inst[inst_idx].pause_state.fw_based, new_state->fw_based);
+ reg_data = RREG32_SOC15(VCN, inst_idx, regUVD_DPG_PAUSE) &
+ (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
+
+ if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
+ ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS, 0x1,
+ UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
+
+ if (!ret_code) {
+ /* pause DPG */
+ reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
+ WREG32_SOC15(VCN, inst_idx, regUVD_DPG_PAUSE, reg_data);
+
+ /* wait for ACK */
+ SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_DPG_PAUSE,
+ UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
+ UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
+ }
+ } else {
+ /* unpause dpg, no need to wait */
+ reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
+ WREG32_SOC15(VCN, inst_idx, regUVD_DPG_PAUSE, reg_data);
+ }
+ adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
+ }
+
+ return 0;
+}
+
+/**
+ * vcn_v5_0_0_unified_ring_get_rptr - get unified read pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Returns the current hardware unified read pointer
+ */
+static uint64_t vcn_v5_0_0_unified_ring_get_rptr(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+
+ if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
+ DRM_ERROR("wrong ring id is identified in %s", __func__);
+
+ return RREG32_SOC15(VCN, ring->me, regUVD_RB_RPTR);
+}
+
+/**
+ * vcn_v5_0_0_unified_ring_get_wptr - get unified write pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Returns the current hardware unified write pointer
+ */
+static uint64_t vcn_v5_0_0_unified_ring_get_wptr(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+
+ if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
+ DRM_ERROR("wrong ring id is identified in %s", __func__);
+
+ if (ring->use_doorbell)
+ return *ring->wptr_cpu_addr;
+ else
+ return RREG32_SOC15(VCN, ring->me, regUVD_RB_WPTR);
+}
+
+/**
+ * vcn_v5_0_0_unified_ring_set_wptr - set enc write pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Commits the enc write pointer to the hardware
+ */
+static void vcn_v5_0_0_unified_ring_set_wptr(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+
+ if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
+ DRM_ERROR("wrong ring id is identified in %s", __func__);
+
+ if (ring->use_doorbell) {
+ *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
+ WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
+ } else {
+ WREG32_SOC15(VCN, ring->me, regUVD_RB_WPTR, lower_32_bits(ring->wptr));
+ }
+}
+
+static const struct amdgpu_ring_funcs vcn_v5_0_0_unified_ring_vm_funcs = {
+ .type = AMDGPU_RING_TYPE_VCN_ENC,
+ .align_mask = 0x3f,
+ .nop = VCN_ENC_CMD_NO_OP,
+ .get_rptr = vcn_v5_0_0_unified_ring_get_rptr,
+ .get_wptr = vcn_v5_0_0_unified_ring_get_wptr,
+ .set_wptr = vcn_v5_0_0_unified_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_unified_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,
+};
+
+/**
+ * vcn_v5_0_0_set_unified_ring_funcs - set unified ring functions
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Set unified ring functions
+ */
+static void vcn_v5_0_0_set_unified_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_enc[0].funcs = &vcn_v5_0_0_unified_ring_vm_funcs;
+ adev->vcn.inst[i].ring_enc[0].me = i;
+
+ DRM_INFO("VCN(%d) encode/decode are enabled in VM mode\n", i);
+ }
+}
+
+/**
+ * vcn_v5_0_0_is_idle - check VCN block is idle
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Check whether VCN block is idle
+ */
+static bool vcn_v5_0_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, regUVD_STATUS) == UVD_STATUS__IDLE);
+ }
+
+ return ret;
+}
+
+/**
+ * vcn_v5_0_0_wait_for_idle - wait for VCN block idle
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Wait for VCN block idle
+ */
+static int vcn_v5_0_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;
+
+ ret = SOC15_WAIT_ON_RREG(VCN, i, regUVD_STATUS, UVD_STATUS__IDLE,
+ UVD_STATUS__IDLE);
+ if (ret)
+ return ret;
+ }
+
+ return ret;
+}
+
+/**
+ * vcn_v5_0_0_set_clockgating_state - set VCN block clockgating state
+ *
+ * @handle: amdgpu_device pointer
+ * @state: clock gating state
+ *
+ * Set VCN block clockgating state
+ */
+static int vcn_v5_0_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) ? true : false;
+ int i;
+
+ for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
+ if (adev->vcn.harvest_config & (1 << i))
+ continue;
+
+ if (enable) {
+ if (RREG32_SOC15(VCN, i, regUVD_STATUS) != UVD_STATUS__IDLE)
+ return -EBUSY;
+ vcn_v5_0_0_enable_clock_gating(adev, i);
+ } else {
+ vcn_v5_0_0_disable_clock_gating(adev, i);
+ }
+ }
+
+ return 0;
+}
+
+/**
+ * vcn_v5_0_0_set_powergating_state - set VCN block powergating state
+ *
+ * @handle: amdgpu_device pointer
+ * @state: power gating state
+ *
+ * Set VCN block powergating state
+ */
+static int vcn_v5_0_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_v5_0_0_stop(adev);
+ else
+ ret = vcn_v5_0_0_start(adev);
+
+ if (!ret)
+ adev->vcn.cur_state = state;
+
+ return ret;
+}
+
+/**
+ * vcn_v5_0_0_set_interrupt_state - set VCN block interrupt state
+ *
+ * @adev: amdgpu_device pointer
+ * @source: interrupt sources
+ * @type: interrupt types
+ * @state: interrupt states
+ *
+ * Set VCN block interrupt state
+ */
+static int vcn_v5_0_0_set_interrupt_state(struct amdgpu_device *adev, struct amdgpu_irq_src *source,
+ unsigned type, enum amdgpu_interrupt_state state)
+{
+ return 0;
+}
+
+/**
+ * vcn_v5_0_0_process_interrupt - process VCN block interrupt
+ *
+ * @adev: amdgpu_device pointer
+ * @source: interrupt sources
+ * @entry: interrupt entry from clients and sources
+ *
+ * Process VCN block interrupt
+ */
+static int vcn_v5_0_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_4_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
+ amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
+ break;
+ case VCN_4_0__SRCID_UVD_POISON:
+ amdgpu_vcn_process_poison_irq(adev, source, entry);
+ 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_v5_0_0_irq_funcs = {
+ .set = vcn_v5_0_0_set_interrupt_state,
+ .process = vcn_v5_0_0_process_interrupt,
+};
+
+/**
+ * vcn_v5_0_0_set_irq_funcs - set VCN block interrupt irq functions
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Set VCN block interrupt irq functions
+ */
+static void vcn_v5_0_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_v5_0_0_irq_funcs;
+ }
+}
+
+static const struct amd_ip_funcs vcn_v5_0_0_ip_funcs = {
+ .name = "vcn_v5_0_0",
+ .early_init = vcn_v5_0_0_early_init,
+ .late_init = NULL,
+ .sw_init = vcn_v5_0_0_sw_init,
+ .sw_fini = vcn_v5_0_0_sw_fini,
+ .hw_init = vcn_v5_0_0_hw_init,
+ .hw_fini = vcn_v5_0_0_hw_fini,
+ .suspend = vcn_v5_0_0_suspend,
+ .resume = vcn_v5_0_0_resume,
+ .is_idle = vcn_v5_0_0_is_idle,
+ .wait_for_idle = vcn_v5_0_0_wait_for_idle,
+ .check_soft_reset = NULL,
+ .pre_soft_reset = NULL,
+ .soft_reset = NULL,
+ .post_soft_reset = NULL,
+ .set_clockgating_state = vcn_v5_0_0_set_clockgating_state,
+ .set_powergating_state = vcn_v5_0_0_set_powergating_state,
+};
+
+const struct amdgpu_ip_block_version vcn_v5_0_0_ip_block = {
+ .type = AMD_IP_BLOCK_TYPE_VCN,
+ .major = 5,
+ .minor = 0,
+ .rev = 0,
+ .funcs = &vcn_v5_0_0_ip_funcs,
+};
projects / linux-2.6-block.git / commitdiff