From: James Zhu <james....@amd.com>
Add vcn support for VCN4_0_3.
Signed-off-by: James Zhu <james....@amd.com>
Reviewed-by: Leo Liu <leo....@amd.com>
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/Makefile | 1 +
drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c | 1438 +++++++++++++++++++++++
drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.h | 29 +
3 files changed, 1468 insertions(+)
create mode 100644 drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
create mode 100644 drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.h
diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile
b/drivers/gpu/drm/amd/amdgpu/Makefile
index fc20aee6694f..594e303084c5 100644
--- a/drivers/gpu/drm/amd/amdgpu/Makefile
+++ b/drivers/gpu/drm/amd/amdgpu/Makefile
@@ -183,6 +183,7 @@ amdgpu-y += \
vcn_v2_5.o \
vcn_v3_0.o \
vcn_v4_0.o \
+ vcn_v4_0_3.o \
amdgpu_jpeg.o \
jpeg_v1_0.o \
jpeg_v2_0.o \
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
new file mode 100644
index 000000000000..98bff162f453
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
@@ -0,0 +1,1438 @@
+/*
+ * Copyright 2022 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 <drm/drm_drv.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_sw_ring.h"
+
+#include "vcn/vcn_4_0_3_offset.h"
+#include "vcn/vcn_4_0_3_sh_mask.h"
+#include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
+
+#define mmUVD_DPG_LMA_CTL regUVD_DPG_LMA_CTL
+#define mmUVD_DPG_LMA_CTL_BASE_IDX regUVD_DPG_LMA_CTL_BASE_IDX
+#define mmUVD_DPG_LMA_DATA regUVD_DPG_LMA_DATA
+#define mmUVD_DPG_LMA_DATA_BASE_IDX regUVD_DPG_LMA_DATA_BASE_IDX
+
+#define VCN_VID_SOC_ADDRESS_2_0 0x1fb00
+#define VCN1_VID_SOC_ADDRESS_3_0 0x48300
+
+static void vcn_v4_0_3_set_dec_ring_funcs(struct amdgpu_device *adev);
+static void vcn_v4_0_3_set_irq_funcs(struct amdgpu_device *adev);
+static int vcn_v4_0_3_set_powergating_state(void *handle,
+ enum amd_powergating_state state);
+static int vcn_v4_0_3_pause_dpg_mode(struct amdgpu_device *adev,
+ int inst_idx, struct dpg_pause_state *new_state);
+
+/**
+ * vcn_v4_0_3_early_init - set function pointers
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Set ring and irq function pointers
+ */
+static int vcn_v4_0_3_early_init(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ vcn_v4_0_3_set_dec_ring_funcs(adev);
+ vcn_v4_0_3_set_irq_funcs(adev);
+
+ return 0;
+}
+
+/**
+ * vcn_v4_0_3_sw_init - sw init for VCN block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Load firmware and sw initialization
+ */
+static int vcn_v4_0_3_sw_init(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ volatile struct amdgpu_fw_shared *fw_shared;
+ struct amdgpu_ring *ring;
+ int r;
+
+ r = amdgpu_vcn_sw_init(adev);
+ if (r)
+ return r;
+
+ if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
+ const struct common_firmware_header *hdr;
+ hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
+ adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].ucode_id =
AMDGPU_UCODE_ID_VCN;
+ adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].fw = adev->vcn.fw;
+ adev->firmware.fw_size +=
+ ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
+
+ DRM_DEV_INFO(adev->dev, "Will use PSP to load VCN firmware\n");
+ }
+
+ r = amdgpu_vcn_resume(adev);
+ if (r)
+ return r;
+
+ /* VCN DEC TRAP */
+ r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
+ VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT,
&adev->vcn.inst->irq);
+ if (r)
+ return r;
+
+ ring = &adev->vcn.inst->ring_dec;
+ ring->use_doorbell = false;
+ ring->vm_hub = AMDGPU_MMHUB0(0);
+ sprintf(ring->name, "vcn_dec");
+ r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0,
+ AMDGPU_RING_PRIO_DEFAULT,
+ &adev->vcn.inst->sched_score);
+ if (r)
+ return r;
+
+ fw_shared = adev->vcn.inst->fw_shared.cpu_addr;
+ fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_SW_RING_FLAG) |
+ cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG) |
+
cpu_to_le32(AMDGPU_VCN_FW_SHARED_FLAG_0_RB);
+ fw_shared->sw_ring.is_enabled = cpu_to_le32(true);
+
+ if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
+ adev->vcn.pause_dpg_mode = vcn_v4_0_3_pause_dpg_mode;
+
+ return 0;
+}
+
+/**
+ * vcn_v4_0_3_sw_fini - sw fini for VCN block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * VCN suspend and free up sw allocation
+ */
+static int vcn_v4_0_3_sw_fini(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int r, idx;
+
+ if (drm_dev_enter(&adev->ddev, &idx)) {
+ volatile struct amdgpu_fw_shared *fw_shared;
+
+ fw_shared = adev->vcn.inst->fw_shared.cpu_addr;
+ fw_shared->present_flag_0 = 0;
+ fw_shared->sw_ring.is_enabled = cpu_to_le32(false);
+
+ drm_dev_exit(idx);
+ }
+
+ r = amdgpu_vcn_suspend(adev);
+ if (r)
+ return r;
+
+ r = amdgpu_vcn_sw_fini(adev);
+
+ return r;
+}
+
+/**
+ * vcn_v4_0_3_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_v4_0_3_hw_init(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
+ int r;
+
+ r = amdgpu_ring_test_helper(ring);
+
+ if (!r)
+ DRM_DEV_INFO(adev->dev, "VCN decode initialized
successfully(under %s).\n",
+ (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG
Mode":"SPG Mode");
+
+ return r;
+}
+
+/**
+ * vcn_v4_0_3_hw_fini - stop the hardware block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Stop the VCN block, mark ring as not ready any more
+ */
+static int vcn_v4_0_3_hw_fini(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ cancel_delayed_work_sync(&adev->vcn.idle_work);
+
+ if (adev->vcn.cur_state != AMD_PG_STATE_GATE)
+ vcn_v4_0_3_set_powergating_state(adev, AMD_PG_STATE_GATE);
+
+ return 0;
+}
+
+/**
+ * vcn_v4_0_3_suspend - suspend VCN block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * HW fini and suspend VCN block
+ */
+static int vcn_v4_0_3_suspend(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int r;
+
+ r = vcn_v4_0_3_hw_fini(adev);
+ if (r)
+ return r;
+
+ r = amdgpu_vcn_suspend(adev);
+
+ return r;
+}
+
+/**
+ * vcn_v4_0_3_resume - resume VCN block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Resume firmware and hw init VCN block
+ */
+static int vcn_v4_0_3_resume(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int r;
+
+ r = amdgpu_vcn_resume(adev);
+ if (r)
+ return r;
+
+ r = vcn_v4_0_3_hw_init(adev);
+
+ return r;
+}
+
+/**
+ * vcn_v4_0_3_mc_resume - memory controller programming
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Let the VCN memory controller know it's offsets
+ */
+static void vcn_v4_0_3_mc_resume(struct amdgpu_device *adev)
+{
+ 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, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
+
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo));
+ WREG32_SOC15(VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
+
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi));
+ WREG32_SOC15(VCN, 0, regUVD_VCPU_CACHE_OFFSET0, 0);
+ offset = 0;
+ } else {
+ WREG32_SOC15(VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
+ lower_32_bits(adev->vcn.inst->gpu_addr));
+ WREG32_SOC15(VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
+ upper_32_bits(adev->vcn.inst->gpu_addr));
+ offset = size;
+ if (amdgpu_emu_mode == 1)
+ /* No signed header here */
+ WREG32_SOC15(VCN, 0, regUVD_VCPU_CACHE_OFFSET0, 0);
+ else
+ WREG32_SOC15(VCN, 0, regUVD_VCPU_CACHE_OFFSET0,
+ AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
+ }
+ WREG32_SOC15(VCN, 0, regUVD_VCPU_CACHE_SIZE0, size);
+
+ /* cache window 1: stack */
+ WREG32_SOC15(VCN, 0, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
+ lower_32_bits(adev->vcn.inst->gpu_addr + offset));
+ WREG32_SOC15(VCN, 0, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
+ upper_32_bits(adev->vcn.inst->gpu_addr + offset));
+ WREG32_SOC15(VCN, 0, regUVD_VCPU_CACHE_OFFSET1, 0);
+ WREG32_SOC15(VCN, 0, regUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
+
+ /* cache window 2: context */
+ WREG32_SOC15(VCN, 0, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
+ lower_32_bits(adev->vcn.inst->gpu_addr + offset +
AMDGPU_VCN_STACK_SIZE));
+ WREG32_SOC15(VCN, 0, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
+ upper_32_bits(adev->vcn.inst->gpu_addr + offset +
AMDGPU_VCN_STACK_SIZE));
+ WREG32_SOC15(VCN, 0, regUVD_VCPU_CACHE_OFFSET2, 0);
+ WREG32_SOC15(VCN, 0, regUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
+
+ /* non-cache window */
+ WREG32_SOC15(VCN, 0, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
+ lower_32_bits(adev->vcn.inst->fw_shared.gpu_addr));
+ WREG32_SOC15(VCN, 0, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
+ upper_32_bits(adev->vcn.inst->fw_shared.gpu_addr));
+ WREG32_SOC15(VCN, 0, regUVD_VCPU_NONCACHE_OFFSET0, 0);
+ WREG32_SOC15(VCN, 0, regUVD_VCPU_NONCACHE_SIZE0,
+ AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
+}
+
+/**
+ * vcn_v4_0_mc_resume_dpg_mode - memory controller programming for dpg mode
+ *
+ * @adev: amdgpu_device pointer
+ * @indirect: indirectly write sram
+ *
+ * Let the VCN memory controller know it's offsets with dpg mode
+ */
+static void vcn_v4_0_3_mc_resume_dpg_mode(struct amdgpu_device *adev, 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_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
+
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo), 0, indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
+
(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi), 0, indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_VCPU_CACHE_OFFSET0), 0, 0,
indirect);
+ } else {
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
0, 0, indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
0, 0, indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_VCPU_CACHE_OFFSET0), 0, 0,
indirect);
+ }
+ offset = 0;
+ } else {
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
+ lower_32_bits(adev->vcn.inst->gpu_addr), 0, indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
+ upper_32_bits(adev->vcn.inst->gpu_addr), 0, indirect);
+ offset = size;
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_VCPU_CACHE_OFFSET0),
+ 0, 0, indirect);
+ }
+
+ if (!indirect)
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
+ else
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
+
+ /* cache window 1: stack */
+ if (!indirect) {
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
+ lower_32_bits(adev->vcn.inst->gpu_addr + offset), 0,
indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
+ upper_32_bits(adev->vcn.inst->gpu_addr + offset), 0,
indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
+ } else {
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0,
indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0,
indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
+ }
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_VCPU_CACHE_SIZE1),
AMDGPU_VCN_STACK_SIZE, 0, indirect);
+
+ /* cache window 2: context */
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
+ lower_32_bits(adev->vcn.inst->gpu_addr + offset +
AMDGPU_VCN_STACK_SIZE), 0, indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
+ upper_32_bits(adev->vcn.inst->gpu_addr + offset +
AMDGPU_VCN_STACK_SIZE), 0, indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_VCPU_CACHE_SIZE2),
AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
+
+ /* non-cache window */
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
+ lower_32_bits(adev->vcn.inst->fw_shared.gpu_addr), 0,
indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
+ upper_32_bits(adev->vcn.inst->fw_shared.gpu_addr), 0,
indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_VCPU_NONCACHE_SIZE0),
+ AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)),
0, indirect);
+
+ /* VCN global tiling registers */
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_GFX8_ADDR_CONFIG),
adev->gfx.config.gb_addr_config, 0, indirect);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_GFX10_ADDR_CONFIG),
adev->gfx.config.gb_addr_config, 0, indirect);
+}
+
+/**
+ * vcn_v4_0_disable_static_power_gating - disable VCN static power gating
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Disable static power gating for VCN block
+ */
+static void vcn_v4_0_3_disable_static_power_gating(struct amdgpu_device *adev)
+{
+ uint32_t data = 0;
+
+ if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
+ data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
+ | 1 << UVD_PGFSM_CONFIG__UVDS_PWR_CONFIG__SHIFT
+ | 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDTC_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDTA_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDTB_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
+
+ WREG32_SOC15(VCN, 0, regUVD_PGFSM_CONFIG, data);
+ SOC15_WAIT_ON_RREG(VCN, 0, regUVD_PGFSM_STATUS,
+ UVD_PGFSM_STATUS__UVDM_UVDU_UVDLM_PWR_ON_3_0,
0x3F3FFFFF);
+ } else {
+ data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
+ | 1 << UVD_PGFSM_CONFIG__UVDS_PWR_CONFIG__SHIFT
+ | 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
+ | 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
+ | 1 << UVD_PGFSM_CONFIG__UVDTC_PWR_CONFIG__SHIFT
+ | 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
+ | 1 << UVD_PGFSM_CONFIG__UVDTA_PWR_CONFIG__SHIFT
+ | 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
+ | 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
+ | 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
+ | 1 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
+ | 1 << UVD_PGFSM_CONFIG__UVDTB_PWR_CONFIG__SHIFT
+ | 1 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
+ | 1 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
+
+ WREG32_SOC15(VCN, 0, regUVD_PGFSM_CONFIG, data);
+ SOC15_WAIT_ON_RREG(VCN, 0, regUVD_PGFSM_STATUS, 0, 0x3F3FFFFF);
+ }
+
+ data = RREG32_SOC15(VCN, 0, 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, 0, regUVD_POWER_STATUS, data);
+}
+
+/**
+ * vcn_v4_0_3_enable_static_power_gating - enable VCN static power gating
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Enable static power gating for VCN block
+ */
+static void vcn_v4_0_3_enable_static_power_gating(struct amdgpu_device *adev)
+{
+ 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, 0, regUVD_POWER_STATUS);
+ data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
+ data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
+ WREG32_SOC15(VCN, 0, regUVD_POWER_STATUS, data);
+
+ data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDS_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDTC_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDTA_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDTB_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
+ | 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
+ WREG32_SOC15(VCN, 0, regUVD_PGFSM_CONFIG, data);
+
+ data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
+ | 2 << UVD_PGFSM_STATUS__UVDS_PWR_STATUS__SHIFT
+ | 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
+ | 2 << UVD_PGFSM_STATUS__UVDTC_PWR_STATUS__SHIFT
+ | 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
+ | 2 << UVD_PGFSM_STATUS__UVDTA_PWR_STATUS__SHIFT
+ | 2 << UVD_PGFSM_STATUS__UVDLM_PWR_STATUS__SHIFT
+ | 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
+ | 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
+ | 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
+ | 2 << UVD_PGFSM_STATUS__UVDAB_PWR_STATUS__SHIFT
+ | 2 << UVD_PGFSM_STATUS__UVDTB_PWR_STATUS__SHIFT
+ | 2 << UVD_PGFSM_STATUS__UVDNA_PWR_STATUS__SHIFT
+ | 2 << UVD_PGFSM_STATUS__UVDNB_PWR_STATUS__SHIFT);
+ SOC15_WAIT_ON_RREG(VCN, 0, regUVD_PGFSM_STATUS, data,
0x3F3FFFFF);
+ }
+}
+
+/**
+ * vcn_v4_0_3_disable_clock_gating - disable VCN clock gating
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Disable clock gating for VCN block
+ */
+static void vcn_v4_0_3_disable_clock_gating(struct amdgpu_device *adev)
+{
+ uint32_t data;
+
+ /* VCN disable CGC */
+ data = RREG32_SOC15(VCN, 0, regUVD_CGC_CTRL);
+ if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
+ data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
+ else
+ data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
+ data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
+ data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
+ WREG32_SOC15(VCN, 0, regUVD_CGC_CTRL, data);
+
+ data = RREG32_SOC15(VCN, 0, regUVD_CGC_GATE);
+ data &= ~(UVD_CGC_GATE__SYS_MASK
+ | UVD_CGC_GATE__MPEG2_MASK
+ | UVD_CGC_GATE__REGS_MASK
+ | UVD_CGC_GATE__RBC_MASK
+ | UVD_CGC_GATE__LMI_MC_MASK
+ | UVD_CGC_GATE__LMI_UMC_MASK
+ | UVD_CGC_GATE__MPC_MASK
+ | UVD_CGC_GATE__LBSI_MASK
+ | UVD_CGC_GATE__LRBBM_MASK
+ | UVD_CGC_GATE__WCB_MASK
+ | UVD_CGC_GATE__VCPU_MASK
+ | UVD_CGC_GATE__MMSCH_MASK);
+
+ WREG32_SOC15(VCN, 0, regUVD_CGC_GATE, data);
+ SOC15_WAIT_ON_RREG(VCN, 0, regUVD_CGC_GATE, 0, 0xFFFFFFFF);
+
+ data = RREG32_SOC15(VCN, 0, regUVD_CGC_CTRL);
+ data &= ~(UVD_CGC_CTRL__SYS_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__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__MMSCH_MODE_MASK);
+ WREG32_SOC15(VCN, 0, regUVD_CGC_CTRL, data);
+
+ data = RREG32_SOC15(VCN, 0, regUVD_SUVD_CGC_GATE);
+ data |= (UVD_SUVD_CGC_GATE__SRE_MASK
+ | UVD_SUVD_CGC_GATE__SIT_MASK
+ | UVD_SUVD_CGC_GATE__SMP_MASK
+ | UVD_SUVD_CGC_GATE__SCM_MASK
+ | UVD_SUVD_CGC_GATE__SDB_MASK
+ | UVD_SUVD_CGC_GATE__SRE_H264_MASK
+ | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
+ | UVD_SUVD_CGC_GATE__SIT_H264_MASK
+ | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
+ | UVD_SUVD_CGC_GATE__SCM_H264_MASK
+ | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
+ | UVD_SUVD_CGC_GATE__SDB_H264_MASK
+ | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
+ | UVD_SUVD_CGC_GATE__ENT_MASK
+ | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
+ | UVD_SUVD_CGC_GATE__SITE_MASK
+ | UVD_SUVD_CGC_GATE__SRE_VP9_MASK
+ | UVD_SUVD_CGC_GATE__SCM_VP9_MASK
+ | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
+ | UVD_SUVD_CGC_GATE__SDB_VP9_MASK
+ | UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
+ WREG32_SOC15(VCN, 0, regUVD_SUVD_CGC_GATE, data);
+
+ data = RREG32_SOC15(VCN, 0, regUVD_SUVD_CGC_CTRL);
+ data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
+ | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
+ | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
+ | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
+ | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
+ | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
+ | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
+ | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
+ WREG32_SOC15(VCN, 0, regUVD_SUVD_CGC_CTRL, data);
+}
+
+/**
+ * vcn_v4_0_3_disable_clock_gating_dpg_mode - disable VCN clock gating dpg mode
+ *
+ * @adev: amdgpu_device pointer
+ * @sram_sel: sram select
+ * @indirect: indirectly write sram
+ *
+ * Disable clock gating for VCN block with dpg mode
+ */
+static void vcn_v4_0_3_disable_clock_gating_dpg_mode(struct amdgpu_device
*adev, uint8_t sram_sel,
+ uint8_t indirect)
+{
+ uint32_t reg_data = 0;
+
+ /* enable sw clock gating control */
+ if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
+ reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
+ else
+ reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
+ reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
+ reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
+ reg_data &= ~(UVD_CGC_CTRL__SYS_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);
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_CGC_CTRL), reg_data, sram_sel, indirect);
+
+ /* turn off clock gating */
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_CGC_GATE), 0, sram_sel, indirect);
+
+ /* turn on SUVD clock gating */
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
+
+ /* turn on sw mode in UVD_SUVD_CGC_CTRL */
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
+}
+
+/**
+ * vcn_v4_0_enable_clock_gating - enable VCN clock gating
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Enable clock gating for VCN block
+ */
+static void vcn_v4_0_3_enable_clock_gating(struct amdgpu_device *adev)
+{
+ uint32_t data;
+
+ /* enable VCN CGC */
+ data = RREG32_SOC15(VCN, 0, regUVD_CGC_CTRL);
+ if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
+ data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
+ else
+ data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
+ data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
+ data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
+ WREG32_SOC15(VCN, 0, regUVD_CGC_CTRL, data);
+
+ data = RREG32_SOC15(VCN, 0, regUVD_CGC_CTRL);
+ data |= (UVD_CGC_CTRL__SYS_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__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);
+ WREG32_SOC15(VCN, 0, regUVD_CGC_CTRL, data);
+
+ data = RREG32_SOC15(VCN, 0, regUVD_SUVD_CGC_CTRL);
+ data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
+ | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
+ | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
+ | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
+ | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
+ | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
+ | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
+ | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
+ WREG32_SOC15(VCN, 0, regUVD_SUVD_CGC_CTRL, data);
+}
+
+/**
+ * vcn_v4_0_3_start_dpg_mode - VCN start with dpg mode
+ *
+ * @adev: amdgpu_device pointer
+ * @indirect: indirectly write sram
+ *
+ * Start VCN block with dpg mode
+ */
+static int vcn_v4_0_3_start_dpg_mode(struct amdgpu_device *adev, bool indirect)
+{
+ volatile struct amdgpu_fw_shared *fw_shared =
adev->vcn.inst->fw_shared.cpu_addr;
+ struct amdgpu_ring *ring;
+ uint32_t tmp;
+
+ /* disable register anti-hang mechanism */
+ WREG32_P(SOC15_REG_OFFSET(VCN, 0, regUVD_POWER_STATUS), 1,
+ ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
+ /* enable dynamic power gating mode */
+ tmp = RREG32_SOC15(VCN, 0, regUVD_POWER_STATUS);
+ tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
+ tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
+ WREG32_SOC15(VCN, 0, regUVD_POWER_STATUS, tmp);
+
+ if (indirect)
+ adev->vcn.inst->dpg_sram_curr_addr = (uint32_t
*)adev->vcn.inst->dpg_sram_cpu_addr;
+
+ /* enable clock gating */
+ vcn_v4_0_3_disable_clock_gating_dpg_mode(adev, 0, indirect);
+
+ /* enable VCPU clock */
+ tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
+ tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
+ tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
+
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_VCPU_CNTL), tmp, 0, indirect);
+
+ /* disable master interrupt */
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, 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_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_CTRL), tmp, 0, indirect);
+
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_MPC_CNTL),
+ 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
+
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_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)), 0, indirect);
+
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_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)), 0, indirect);
+
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_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)), 0, indirect);
+
+ vcn_v4_0_3_mc_resume_dpg_mode(adev, indirect);
+
+ tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
+ tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, 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_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_LMI_CTRL2), tmp, 0, indirect);
+
+ /* enable master interrupt */
+ WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
+ VCN, 0, regUVD_MASTINT_EN),
+ UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
+
+ if (indirect)
+ psp_update_vcn_sram(adev, 0, adev->vcn.inst->dpg_sram_gpu_addr,
+
(uint32_t)((uintptr_t)adev->vcn.inst->dpg_sram_curr_addr -
+ (uintptr_t)adev->vcn.inst->dpg_sram_cpu_addr));
+
+ ring = &adev->vcn.inst->ring_dec;
+ fw_shared->multi_queue.decode_queue_mode |=
cpu_to_le32(FW_QUEUE_RING_RESET);
+
+ /* program the RB_BASE for ring buffer */
+ WREG32_SOC15(VCN, 0, regUVD_RB_BASE_LO4,
+ lower_32_bits(ring->gpu_addr));
+ WREG32_SOC15(VCN, 0, regUVD_RB_BASE_HI4,
+ upper_32_bits(ring->gpu_addr));
+
+ WREG32_SOC15(VCN, 0, regUVD_RB_SIZE4, ring->ring_size /
sizeof(uint32_t));
+
+ /* resetting ring, fw should not check RB ring */
+ tmp = RREG32_SOC15(VCN, 0, regVCN_RB_ENABLE);
+ tmp &= ~(VCN_RB_ENABLE__RB4_EN_MASK);
+ WREG32_SOC15(VCN, 0, regVCN_RB_ENABLE, tmp);
+
+ /* Initialize the ring buffer's read and write pointers */
+ WREG32_SOC15(VCN, 0, regUVD_RB_RPTR4, 0);
+ WREG32_SOC15(VCN, 0, regUVD_RB_WPTR4, 0);
+ ring->wptr = RREG32_SOC15(VCN, 0, regUVD_RB_WPTR4);
+
+ tmp = RREG32_SOC15(VCN, 0, regVCN_RB_ENABLE);
+ tmp |= VCN_RB_ENABLE__RB4_EN_MASK;
+ WREG32_SOC15(VCN, 0, regVCN_RB_ENABLE, tmp);
+
+ WREG32_SOC15(VCN, 0, regUVD_SCRATCH2, 0);
+
+ /* Reset FW shared memory RBC WPTR/RPTR */
+ fw_shared->rb.rptr = 0;
+ fw_shared->rb.wptr = lower_32_bits(ring->wptr);
+
+ /*resetting done, fw can check RB ring */
+ fw_shared->multi_queue.decode_queue_mode &=
cpu_to_le32(~FW_QUEUE_RING_RESET);
+
+ return 0;
+}
+
+/**
+ * vcn_v4_0_3_start - VCN start
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Start VCN block
+ */
+static int vcn_v4_0_3_start(struct amdgpu_device *adev)
+{
+ volatile struct amdgpu_fw_shared *fw_shared;
+ struct amdgpu_ring *ring;
+ uint32_t tmp;
+ int j, k, r;
+
+ if (adev->pm.dpm_enabled)
+ amdgpu_dpm_enable_uvd(adev, true);
+
+ if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
+ return vcn_v4_0_3_start_dpg_mode(adev, adev->vcn.indirect_sram);
+
+ /* disable VCN power gating */
+ vcn_v4_0_3_disable_static_power_gating(adev);
+
+ /* set VCN status busy */
+ tmp = RREG32_SOC15(VCN, 0, regUVD_STATUS) | UVD_STATUS__UVD_BUSY;
+ WREG32_SOC15(VCN, 0, regUVD_STATUS, tmp);
+
+ /*SW clock gating */
+ vcn_v4_0_3_disable_clock_gating(adev);
+
+ /* enable VCPU clock */
+ WREG32_P(SOC15_REG_OFFSET(VCN, 0, regUVD_VCPU_CNTL),
+ UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
+
+ /* disable master interrupt */
+ WREG32_P(SOC15_REG_OFFSET(VCN, 0, regUVD_MASTINT_EN), 0,
+ ~UVD_MASTINT_EN__VCPU_EN_MASK);
+
+ /* enable LMI MC and UMC channels */
+ WREG32_P(SOC15_REG_OFFSET(VCN, 0, regUVD_LMI_CTRL2), 0,
+ ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
+
+ tmp = RREG32_SOC15(VCN, 0, regUVD_SOFT_RESET);
+ tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
+ tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
+ WREG32_SOC15(VCN, 0, regUVD_SOFT_RESET, tmp);
+
+ /* setup regUVD_LMI_CTRL */
+ tmp = RREG32_SOC15(VCN, 0, regUVD_LMI_CTRL);
+ WREG32_SOC15(VCN, 0, 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);
+
+ /* setup regUVD_MPC_CNTL */
+ tmp = RREG32_SOC15(VCN, 0, regUVD_MPC_CNTL);
+ tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
+ tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
+ WREG32_SOC15(VCN, 0, regUVD_MPC_CNTL, tmp);
+
+ /* setup UVD_MPC_SET_MUXA0 */
+ WREG32_SOC15(VCN, 0, regUVD_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, 0, regUVD_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 UVD_MPC_SET_MUX */
+ WREG32_SOC15(VCN, 0, regUVD_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_v4_0_3_mc_resume(adev);
+
+ /* VCN global tiling registers */
+ WREG32_SOC15(VCN, 0, regUVD_GFX8_ADDR_CONFIG,
+ adev->gfx.config.gb_addr_config);
+ WREG32_SOC15(VCN, 0, regUVD_GFX10_ADDR_CONFIG,
+ adev->gfx.config.gb_addr_config);
+
+ /* unblock VCPU register access */
+ WREG32_P(SOC15_REG_OFFSET(VCN, 0, regUVD_RB_ARB_CTRL), 0,
+ ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
+
+ /* release VCPU reset to boot */
+ WREG32_P(SOC15_REG_OFFSET(VCN, 0, 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, 0, regUVD_STATUS);
+ if (status & 2)
+ break;
+ if (amdgpu_emu_mode == 1)
+ msleep(500);
+ else
+ mdelay(10);
+ }
+ r = 0;
+ if (status & 2)
+ break;
+
+ DRM_DEV_ERROR(adev->dev,
+ "VCN decode not responding, trying to reset the
VCPU!!!\n");
+ WREG32_P(SOC15_REG_OFFSET(VCN, 0, regUVD_VCPU_CNTL),
+ UVD_VCPU_CNTL__BLK_RST_MASK,
+ ~UVD_VCPU_CNTL__BLK_RST_MASK);
+ mdelay(10);
+ WREG32_P(SOC15_REG_OFFSET(VCN, 0, regUVD_VCPU_CNTL), 0,
+ ~UVD_VCPU_CNTL__BLK_RST_MASK);
+
+ mdelay(10);
+ r = -1;
+ }
+
+ if (r) {
+ DRM_DEV_ERROR(adev->dev, "VCN decode not responding, giving
up!!!\n");
+ return r;
+ }
+
+ /* enable master interrupt */
+ WREG32_P(SOC15_REG_OFFSET(VCN, 0, 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, 0, regUVD_STATUS), 0,
+ ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
+
+ ring = &adev->vcn.inst->ring_dec;
+
+ fw_shared = adev->vcn.inst->fw_shared.cpu_addr;
+ fw_shared->multi_queue.decode_queue_mode |=
cpu_to_le32(FW_QUEUE_RING_RESET);
+
+ /* program the RB_BASE for ring buffer */
+ WREG32_SOC15(VCN, 0, regUVD_RB_BASE_LO4,
+ lower_32_bits(ring->gpu_addr));
+ WREG32_SOC15(VCN, 0, regUVD_RB_BASE_HI4,
+ upper_32_bits(ring->gpu_addr));
+
+ WREG32_SOC15(VCN, 0, regUVD_RB_SIZE4, ring->ring_size /
sizeof(uint32_t));
+
+ /* resetting ring, fw should not check RB ring */
+ tmp = RREG32_SOC15(VCN, 0, regVCN_RB_ENABLE);
+ tmp &= ~(VCN_RB_ENABLE__RB4_EN_MASK);
+ WREG32_SOC15(VCN, 0, regVCN_RB_ENABLE, tmp);
+
+ /* Initialize the ring buffer's read and write pointers */
+ WREG32_SOC15(VCN, 0, regUVD_RB_RPTR4, 0);
+ WREG32_SOC15(VCN, 0, regUVD_RB_WPTR4, 0);
+
+ tmp = RREG32_SOC15(VCN, 0, regVCN_RB_ENABLE);
+ tmp |= VCN_RB_ENABLE__RB4_EN_MASK;
+ WREG32_SOC15(VCN, 0, regVCN_RB_ENABLE, tmp);
+
+ ring->wptr = RREG32_SOC15(VCN, 0, regUVD_RB_WPTR4);
+ fw_shared->rb.wptr = cpu_to_le32(lower_32_bits(ring->wptr));
+ fw_shared->multi_queue.decode_queue_mode &=
cpu_to_le32(~FW_QUEUE_RING_RESET);
+
+ return 0;
+}
+
+/**
+ * vcn_v4_0_3_stop_dpg_mode - VCN stop with dpg mode
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Stop VCN block with dpg mode
+ */
+static int vcn_v4_0_3_stop_dpg_mode(struct amdgpu_device *adev)
+{
+ uint32_t tmp;
+
+ /* Wait for power status to be 1 */
+ SOC15_WAIT_ON_RREG(VCN, 0, 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, 0, regUVD_RB_WPTR);
+ SOC15_WAIT_ON_RREG(VCN, 0, regUVD_RB_RPTR, tmp, 0xFFFFFFFF);
+
+ tmp = RREG32_SOC15(VCN, 0, regUVD_RB_WPTR2);
+ SOC15_WAIT_ON_RREG(VCN, 0, regUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
+
+ tmp = RREG32_SOC15(VCN, 0, regUVD_RB_WPTR4);
+ SOC15_WAIT_ON_RREG(VCN, 0, regUVD_RB_RPTR4, tmp, 0xFFFFFFFF);
+
+ SOC15_WAIT_ON_RREG(VCN, 0, regUVD_POWER_STATUS, 1,
+ UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
+
+ /* disable dynamic power gating mode */
+ WREG32_P(SOC15_REG_OFFSET(VCN, 0, regUVD_POWER_STATUS), 0,
+ ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
+ return 0;
+}
+
+/**
+ * vcn_v4_0_3_stop - VCN stop
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Stop VCN block
+ */
+static int vcn_v4_0_3_stop(struct amdgpu_device *adev)
+{
+ uint32_t tmp;
+ int r = 0;
+
+ if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
+ r = vcn_v4_0_3_stop_dpg_mode(adev);
+ goto Done;
+ }
+
+ /* wait for vcn idle */
+ r = SOC15_WAIT_ON_RREG(VCN, 0, 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, 0, regUVD_LMI_STATUS, tmp, tmp);
+ if (r)
+ return r;
+
+ /* stall UMC channel */
+ tmp = RREG32_SOC15(VCN, 0, regUVD_LMI_CTRL2);
+ tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
+ WREG32_SOC15(VCN, 0, 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, 0, regUVD_LMI_STATUS, tmp, tmp);
+ if (r)
+ return r;
+
+ /* Unblock VCPU Register access */
+ WREG32_P(SOC15_REG_OFFSET(VCN, 0, regUVD_RB_ARB_CTRL),
+ UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
+ ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
+
+ /* release VCPU reset to boot */
+ WREG32_P(SOC15_REG_OFFSET(VCN, 0, regUVD_VCPU_CNTL),
+ UVD_VCPU_CNTL__BLK_RST_MASK,
+ ~UVD_VCPU_CNTL__BLK_RST_MASK);
+
+ /* disable VCPU clock */
+ WREG32_P(SOC15_REG_OFFSET(VCN, 0, regUVD_VCPU_CNTL), 0,
+ ~(UVD_VCPU_CNTL__CLK_EN_MASK));
+
+ /* reset LMI UMC/LMI/VCPU */
+ tmp = RREG32_SOC15(VCN, 0, regUVD_SOFT_RESET);
+ tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
+ WREG32_SOC15(VCN, 0, regUVD_SOFT_RESET, tmp);
+
+ tmp = RREG32_SOC15(VCN, 0, regUVD_SOFT_RESET);
+ tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
+ WREG32_SOC15(VCN, 0, regUVD_SOFT_RESET, tmp);
+
+ tmp = RREG32_SOC15(VCN, 0, regUVD_VCPU_CNTL);
+ tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
+ WREG32_SOC15(VCN, 0, regUVD_SOFT_RESET, tmp);
+
+ /* clear VCN status */
+ WREG32_SOC15(VCN, 0, regUVD_STATUS, 0);
+
+ /* apply HW clock gating */
+ vcn_v4_0_3_enable_clock_gating(adev);
+
+ /* enable VCN power gating */
+ vcn_v4_0_3_enable_static_power_gating(adev);
+
+Done:
+ if (adev->pm.dpm_enabled)
+ amdgpu_dpm_enable_uvd(adev, false);
+
+ return 0;
+}
+
+/**
+ * vcn_v4_0_3_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_v4_0_3_pause_dpg_mode(struct amdgpu_device *adev, int inst_idx,
+ struct dpg_pause_state *new_state)
+{
+
+ return 0;
+}
+
+/**
+ * vcn_v4_0_3_dec_ring_get_rptr - get read pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Returns the current hardware read pointer
+ */
+static uint64_t vcn_v4_0_3_dec_ring_get_rptr(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+
+ return RREG32_SOC15(VCN, ring->me, regUVD_RB_RPTR4);
+}
+
+/**
+ * vcn_v4_0_3_dec_ring_get_wptr - get write pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Returns the current hardware write pointer
+ */
+static uint64_t vcn_v4_0_3_dec_ring_get_wptr(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+
+ if (ring->use_doorbell)
+ return adev->wb.wb[ring->wptr_offs];
+ else
+ return RREG32_SOC15(VCN, ring->me, regUVD_RB_WPTR4);
+}
+
+/**
+ * vcn_v4_0_3_dec_ring_set_wptr - set write pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Commits the write pointer to the hardware
+ */
+static void vcn_v4_0_3_dec_ring_set_wptr(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+ volatile struct amdgpu_fw_shared *fw_shared;
+
+ if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
+ /*whenever update RBC_RB_WPTR, we save the wptr in shared
rb.wptr and scratch2 */
+ fw_shared = adev->vcn.inst->fw_shared.cpu_addr;
+ fw_shared->rb.wptr = lower_32_bits(ring->wptr);
+ WREG32_SOC15(VCN, ring->me, regUVD_SCRATCH2,
+ lower_32_bits(ring->wptr));
+ }
+
+ if (ring->use_doorbell) {
+ adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
+ WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
+ } else {
+ WREG32_SOC15(VCN, ring->me, regUVD_RB_WPTR4,
lower_32_bits(ring->wptr));
+ }
+}
+
+static const struct amdgpu_ring_funcs vcn_v4_0_3_dec_sw_ring_vm_funcs = {
+ .type = AMDGPU_RING_TYPE_VCN_DEC,
+ .align_mask = 0x3f,
+ .nop = VCN_DEC_SW_CMD_NO_OP,
+ .get_rptr = vcn_v4_0_3_dec_ring_get_rptr,
+ .get_wptr = vcn_v4_0_3_dec_ring_get_wptr,
+ .set_wptr = vcn_v4_0_3_dec_ring_set_wptr,
+ .emit_frame_size =
+ SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
+ SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
+ VCN_SW_RING_EMIT_FRAME_SIZE,
+ .emit_ib_size = 5, /* vcn_dec_sw_ring_emit_ib */
+ .emit_ib = vcn_dec_sw_ring_emit_ib,
+ .emit_fence = vcn_dec_sw_ring_emit_fence,
+ .emit_vm_flush = vcn_dec_sw_ring_emit_vm_flush,
+ .test_ring = amdgpu_vcn_dec_sw_ring_test_ring,
+ .test_ib = amdgpu_vcn_dec_sw_ring_test_ib,
+ .insert_nop = amdgpu_ring_insert_nop,
+ .insert_end = vcn_dec_sw_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_dec_sw_ring_emit_wreg,
+ .emit_reg_wait = vcn_dec_sw_ring_emit_reg_wait,
+ .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
+};
+
+/**
+ * vcn_v4_0_3_set_dec_ring_funcs - set dec ring functions
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Set decode ring functions
+ */
+static void vcn_v4_0_3_set_dec_ring_funcs(struct amdgpu_device *adev)
+{
+ adev->vcn.inst->ring_dec.funcs = &vcn_v4_0_3_dec_sw_ring_vm_funcs;
+ adev->vcn.inst->ring_dec.me = 0;
+ DRM_DEV_INFO(adev->dev, "VCN decode(Software Ring) is enabled in VM
mode\n");
+}
+
+/**
+ * vcn_v4_0_3_is_idle - check VCN block is idle
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Check whether VCN block is idle
+ */
+static bool vcn_v4_0_3_is_idle(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ return (RREG32_SOC15(VCN, 0, regUVD_STATUS) == UVD_STATUS__IDLE);
+}
+
+/**
+ * vcn_v4_0_3_wait_for_idle - wait for VCN block idle
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Wait for VCN block idle
+ */
+static int vcn_v4_0_3_wait_for_idle(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ return SOC15_WAIT_ON_RREG(VCN, 0, regUVD_STATUS, UVD_STATUS__IDLE,
+ UVD_STATUS__IDLE);
+}
+
+/**
+ * vcn_v4_0_3_set_clockgating_state - set VCN block clockgating state
+ *
+ * @handle: amdgpu_device pointer
+ * @state: clock gating state
+ *
+ * Set VCN block clockgating state
+ */
+static int vcn_v4_0_3_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;
+
+ if (enable) {
+ if (RREG32_SOC15(VCN, 0, regUVD_STATUS) != UVD_STATUS__IDLE)
+ return -EBUSY;
+ vcn_v4_0_3_enable_clock_gating(adev);
+ } else {
+ vcn_v4_0_3_disable_clock_gating(adev);
+ }
+
+ return 0;
+}
+
+/**
+ * vcn_v4_0_3_set_powergating_state - set VCN block powergating state
+ *
+ * @handle: amdgpu_device pointer
+ * @state: power gating state
+ *
+ * Set VCN block powergating state
+ */
+static int vcn_v4_0_3_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_v4_0_3_stop(adev);
+ else
+ ret = vcn_v4_0_3_start(adev);
+
+ if (!ret)
+ adev->vcn.cur_state = state;
+
+ return ret;
+}
+
+/**
+ * vcn_v4_0_3_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_v4_0_3_set_interrupt_state(struct amdgpu_device *adev,
+ struct amdgpu_irq_src *source,
+ unsigned int type,
+ enum amdgpu_interrupt_state state)
+{
+ return 0;
+}
+
+/**
+ * vcn_v4_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_v4_0_3_process_interrupt(struct amdgpu_device *adev,
+ struct amdgpu_irq_src *source,
+ struct amdgpu_iv_entry *entry)
+{
+ DRM_DEV_DEBUG(adev->dev, "IH: VCN TRAP\n");
+
+ switch (entry->src_id) {
+ case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT:
+ amdgpu_fence_process(&adev->vcn.inst->ring_dec);
+ break;
+ default:
+ DRM_DEV_ERROR(adev->dev, "Unhandled interrupt: %d %d\n",
+ entry->src_id, entry->src_data[0]);
+ break;
+ }
+
+ return 0;
+}
+
+static const struct amdgpu_irq_src_funcs vcn_v4_0_3_irq_funcs = {
+ .set = vcn_v4_0_3_set_interrupt_state,
+ .process = vcn_v4_0_3_process_interrupt,
+};
+
+/**
+ * vcn_v4_0_3_set_irq_funcs - set VCN block interrupt irq functions
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Set VCN block interrupt irq functions
+ */
+static void vcn_v4_0_3_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->irq.num_types = 1;
+ adev->vcn.inst->irq.funcs = &vcn_v4_0_3_irq_funcs;
+ }
+}
+
+static const struct amd_ip_funcs vcn_v4_0_3_ip_funcs = {
+ .name = "vcn_v4_0_3",
+ .early_init = vcn_v4_0_3_early_init,
+ .late_init = NULL,
+ .sw_init = vcn_v4_0_3_sw_init,
+ .sw_fini = vcn_v4_0_3_sw_fini,
+ .hw_init = vcn_v4_0_3_hw_init,
+ .hw_fini = vcn_v4_0_3_hw_fini,
+ .suspend = vcn_v4_0_3_suspend,
+ .resume = vcn_v4_0_3_resume,
+ .is_idle = vcn_v4_0_3_is_idle,
+ .wait_for_idle = vcn_v4_0_3_wait_for_idle,
+ .check_soft_reset = NULL,
+ .pre_soft_reset = NULL,
+ .soft_reset = NULL,
+ .post_soft_reset = NULL,
+ .set_clockgating_state = vcn_v4_0_3_set_clockgating_state,
+ .set_powergating_state = vcn_v4_0_3_set_powergating_state,
+};
+
+const struct amdgpu_ip_block_version vcn_v4_0_3_ip_block = {
+ .type = AMD_IP_BLOCK_TYPE_VCN,
+ .major = 4,
+ .minor = 0,
+ .rev = 3,
+ .funcs = &vcn_v4_0_3_ip_funcs,
+};
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.h
b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.h
new file mode 100644
index 000000000000..0b046114373a
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.h
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2022 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#ifndef __VCN_V4_0_3_H__
+#define __VCN_V4_0_3_H__
+
+extern const struct amdgpu_ip_block_version vcn_v4_0_3_ip_block;
+
+#endif /* __VCN_V4_0_3_H__ */
--
2.39.2
