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From f20c8ad3f664a1f7602e16948ff7a046f073cd0d Mon Sep 17 00:00:00 2001
From: Ruijing Dong <ruijing.dong@amd.com>
Date: Wed, 2 Mar 2022 13:52:49 -0500
Subject: drm/amdgpu/vcn: Update fw shared data structure
Git-commit: b6065ebf55ff2fe3dae98e7cedb6ec4aa3c33f91
Patch-mainline: v5.18-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225

Add fw log in fw shared data structure.

Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Ruijing Dong <ruijing.dong@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 14 ++++++++-----
 drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h | 26 +++++++++++++++++++++++--
 drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c   | 18 ++++++++---------
 drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c   | 18 ++++++++---------
 drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c   | 20 +++++++++----------
 5 files changed, 61 insertions(+), 35 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
index 5e0dbf54d561..6f3f55e39ab1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
@@ -79,6 +79,7 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
 	const char *fw_name;
 	const struct common_firmware_header *hdr;
 	unsigned char fw_check;
+	unsigned int fw_shared_size;
 	int i, r;
 
 	INIT_DELAYED_WORK(&adev->vcn.idle_work, amdgpu_vcn_idle_work_handler);
@@ -226,7 +227,8 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
 	bo_size = AMDGPU_VCN_STACK_SIZE + AMDGPU_VCN_CONTEXT_SIZE;
 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
 		bo_size += AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
-	bo_size += AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared));
+	fw_shared_size = AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared));
+	bo_size += fw_shared_size;
 
 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 		if (adev->vcn.harvest_config & (1 << i))
@@ -240,10 +242,12 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
 			return r;
 		}
 
-		adev->vcn.inst[i].fw_shared_cpu_addr = adev->vcn.inst[i].cpu_addr +
-				bo_size - AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared));
-		adev->vcn.inst[i].fw_shared_gpu_addr = adev->vcn.inst[i].gpu_addr +
-				bo_size - AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared));
+		adev->vcn.inst[i].fw_shared.cpu_addr = adev->vcn.inst[i].cpu_addr +
+				bo_size - fw_shared_size;
+		adev->vcn.inst[i].fw_shared.gpu_addr = adev->vcn.inst[i].gpu_addr +
+				bo_size - fw_shared_size;
+
+		adev->vcn.inst[i].fw_shared.mem_size = fw_shared_size;
 
 		if (adev->vcn.indirect_sram) {
 			r = amdgpu_bo_create_kernel(adev, 64 * 2 * 4, PAGE_SIZE,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
index 5d3728b027d3..f6569a7d6fdb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
@@ -205,6 +205,13 @@ struct amdgpu_vcn_reg{
 	unsigned	scratch9;
 };
 
+struct amdgpu_vcn_fw_shared {
+	void        *cpu_addr;
+	uint64_t    gpu_addr;
+	uint32_t    mem_size;
+	uint32_t    log_offset;
+};
+
 struct amdgpu_vcn_inst {
 	struct amdgpu_bo	*vcpu_bo;
 	void			*cpu_addr;
@@ -221,8 +228,7 @@ struct amdgpu_vcn_inst {
 	uint64_t		dpg_sram_gpu_addr;
 	uint32_t		*dpg_sram_curr_addr;
 	atomic_t		dpg_enc_submission_cnt;
-	void			*fw_shared_cpu_addr;
-	uint64_t		fw_shared_gpu_addr;
+	struct amdgpu_vcn_fw_shared fw_shared;
 };
 
 struct amdgpu_vcn {
@@ -265,6 +271,13 @@ struct amdgpu_fw_shared_sw_ring {
 	uint8_t padding[3];
 };
 
+struct amdgpu_fw_shared_fw_logging {
+	uint8_t is_enabled;
+	uint32_t addr_lo;
+	uint32_t addr_hi;
+	uint32_t size;
+};
+
 struct amdgpu_fw_shared {
 	uint32_t present_flag_0;
 	uint8_t pad[44];
@@ -272,6 +285,15 @@ struct amdgpu_fw_shared {
 	uint8_t pad1[1];
 	struct amdgpu_fw_shared_multi_queue multi_queue;
 	struct amdgpu_fw_shared_sw_ring sw_ring;
+	struct amdgpu_fw_shared_fw_logging fw_log;
+};
+
+struct amdgpu_vcn_fwlog {
+	uint32_t rptr;
+	uint32_t wptr;
+	uint32_t buffer_size;
+	uint32_t header_size;
+	uint8_t wrapped;
 };
 
 struct amdgpu_vcn_decode_buffer {
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
index 313fc1b53999..36ec877a2a55 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
@@ -172,7 +172,7 @@ static int vcn_v2_0_sw_init(void *handle)
 	if (r)
 		return r;
 
-	fw_shared = adev->vcn.inst->fw_shared_cpu_addr;
+	fw_shared = adev->vcn.inst->fw_shared.cpu_addr;
 	fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG);
 	return 0;
 }
@@ -188,7 +188,7 @@ static int vcn_v2_0_sw_fini(void *handle)
 {
 	int r, idx;
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-	volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared_cpu_addr;
+	volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared.cpu_addr;
 
 	if (drm_dev_enter(adev_to_drm(adev), &idx)) {
 		fw_shared->present_flag_0 = 0;
@@ -364,9 +364,9 @@ static void vcn_v2_0_mc_resume(struct amdgpu_device *adev)
 
 	/* non-cache window */
 	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
-		lower_32_bits(adev->vcn.inst->fw_shared_gpu_addr));
+		lower_32_bits(adev->vcn.inst->fw_shared.gpu_addr));
 	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
-		upper_32_bits(adev->vcn.inst->fw_shared_gpu_addr));
+		upper_32_bits(adev->vcn.inst->fw_shared.gpu_addr));
 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_NONCACHE_SIZE0,
 		AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
@@ -455,10 +455,10 @@ static void vcn_v2_0_mc_resume_dpg_mode(struct amdgpu_device *adev, bool indirec
 	/* non-cache window */
 	WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
 		UVD, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
-		lower_32_bits(adev->vcn.inst->fw_shared_gpu_addr), 0, indirect);
+		lower_32_bits(adev->vcn.inst->fw_shared.gpu_addr), 0, indirect);
 	WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
 		UVD, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
-		upper_32_bits(adev->vcn.inst->fw_shared_gpu_addr), 0, indirect);
+		upper_32_bits(adev->vcn.inst->fw_shared.gpu_addr), 0, indirect);
 	WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
 		UVD, 0, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
 	WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET(
@@ -784,7 +784,7 @@ static void vcn_v2_0_enable_static_power_gating(struct amdgpu_device *adev)
 
 static int vcn_v2_0_start_dpg_mode(struct amdgpu_device *adev, bool indirect)
 {
-	volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared_cpu_addr;
+	volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared.cpu_addr;
 	struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
 	uint32_t rb_bufsz, tmp;
 
@@ -921,7 +921,7 @@ static int vcn_v2_0_start_dpg_mode(struct amdgpu_device *adev, bool indirect)
 
 static int vcn_v2_0_start(struct amdgpu_device *adev)
 {
-	volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared_cpu_addr;
+	volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared.cpu_addr;
 	struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
 	uint32_t rb_bufsz, tmp;
 	uint32_t lmi_swap_cntl;
@@ -1207,7 +1207,7 @@ static int vcn_v2_0_pause_dpg_mode(struct amdgpu_device *adev,
 				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
 
 			if (!ret_code) {
-				volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared_cpu_addr;
+				volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared.cpu_addr;
 				/* pause DPG */
 				reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
 				WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
index 44fc4c218433..e656a6747f0b 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
@@ -196,7 +196,7 @@ static int vcn_v2_5_sw_init(void *handle)
 				return r;
 		}
 
-		fw_shared = adev->vcn.inst[j].fw_shared_cpu_addr;
+		fw_shared = adev->vcn.inst[j].fw_shared.cpu_addr;
 		fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG);
 	}
 
@@ -229,7 +229,7 @@ static int vcn_v2_5_sw_fini(void *handle)
 		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 			if (adev->vcn.harvest_config & (1 << i))
 				continue;
-			fw_shared = adev->vcn.inst[i].fw_shared_cpu_addr;
+			fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
 			fw_shared->present_flag_0 = 0;
 		}
 		drm_dev_exit(idx);
@@ -423,9 +423,9 @@ static void vcn_v2_5_mc_resume(struct amdgpu_device *adev)
 
 		/* non-cache window */
 		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
-			lower_32_bits(adev->vcn.inst[i].fw_shared_gpu_addr));
+			lower_32_bits(adev->vcn.inst[i].fw_shared.gpu_addr));
 		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
-			upper_32_bits(adev->vcn.inst[i].fw_shared_gpu_addr));
+			upper_32_bits(adev->vcn.inst[i].fw_shared.gpu_addr));
 		WREG32_SOC15(VCN, i, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
 		WREG32_SOC15(VCN, i, mmUVD_VCPU_NONCACHE_SIZE0,
 			AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
@@ -513,10 +513,10 @@ static void vcn_v2_5_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx
 	/* non-cache window */
 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 		VCN, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
-		lower_32_bits(adev->vcn.inst[inst_idx].fw_shared_gpu_addr), 0, indirect);
+		lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 		VCN, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
-		upper_32_bits(adev->vcn.inst[inst_idx].fw_shared_gpu_addr), 0, indirect);
+		upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 		VCN, 0, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
@@ -757,7 +757,7 @@ static void vcn_v2_5_enable_clock_gating(struct amdgpu_device *adev)
 
 static int vcn_v2_5_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 {
-	volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared_cpu_addr;
+	volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
 	struct amdgpu_ring *ring;
 	uint32_t rb_bufsz, tmp;
 
@@ -981,7 +981,7 @@ static int vcn_v2_5_start(struct amdgpu_device *adev)
 	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;
+		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 */
@@ -1403,7 +1403,7 @@ static int vcn_v2_5_pause_dpg_mode(struct amdgpu_device *adev,
 				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
 
 			if (!ret_code) {
-				volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared_cpu_addr;
+				volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
 
 				/* pause DPG */
 				reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
index da11ceba0698..ae9dfb29621f 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
@@ -213,7 +213,7 @@ static int vcn_v3_0_sw_init(void *handle)
 				return r;
 		}
 
-		fw_shared = adev->vcn.inst[i].fw_shared_cpu_addr;
+		fw_shared = adev->vcn.inst[i].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);
@@ -249,7 +249,7 @@ static int vcn_v3_0_sw_fini(void *handle)
 
 			if (adev->vcn.harvest_config & (1 << i))
 				continue;
-			fw_shared = adev->vcn.inst[i].fw_shared_cpu_addr;
+			fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
 			fw_shared->present_flag_0 = 0;
 			fw_shared->sw_ring.is_enabled = false;
 		}
@@ -469,9 +469,9 @@ static void vcn_v3_0_mc_resume(struct amdgpu_device *adev, int inst)
 
 	/* non-cache window */
 	WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
-		lower_32_bits(adev->vcn.inst[inst].fw_shared_gpu_addr));
+		lower_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
 	WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
-		upper_32_bits(adev->vcn.inst[inst].fw_shared_gpu_addr));
+		upper_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
 	WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
 	WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_SIZE0,
 		AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
@@ -558,10 +558,10 @@ static void vcn_v3_0_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx
 	/* non-cache window */
 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 			VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
-			lower_32_bits(adev->vcn.inst[inst_idx].fw_shared_gpu_addr), 0, indirect);
+			lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 			VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
-			upper_32_bits(adev->vcn.inst[inst_idx].fw_shared_gpu_addr), 0, indirect);
+			upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 			VCN, inst_idx, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
@@ -923,7 +923,7 @@ static void vcn_v3_0_enable_clock_gating(struct amdgpu_device *adev, int inst)
 
 static int vcn_v3_0_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 {
-	volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared_cpu_addr;
+	volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
 	struct amdgpu_ring *ring;
 	uint32_t rb_bufsz, tmp;
 
@@ -1220,7 +1220,7 @@ static int vcn_v3_0_start(struct amdgpu_device *adev)
 		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
 		WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp);
 
-		fw_shared = adev->vcn.inst[i].fw_shared_cpu_addr;
+		fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
 		fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
 
 		/* programm the RB_BASE for ring buffer */
@@ -1611,7 +1611,7 @@ static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
 
 				if (adev->ip_versions[UVD_HWIP][0] != IP_VERSION(3, 0, 33)) {
 					/* Restore */
-					fw_shared = adev->vcn.inst[inst_idx].fw_shared_cpu_addr;
+					fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
 					fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
 					ring = &adev->vcn.inst[inst_idx].ring_enc[0];
 					ring->wptr = 0;
@@ -1700,7 +1700,7 @@ static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
 
 	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[ring->me].fw_shared_cpu_addr;
+		fw_shared = adev->vcn.inst[ring->me].fw_shared.cpu_addr;
 		fw_shared->rb.wptr = lower_32_bits(ring->wptr);
 		WREG32_SOC15(VCN, ring->me, mmUVD_SCRATCH2,
 			lower_32_bits(ring->wptr));
-- 
2.38.1