[PATCH 1/2] drm/amdgpu/vcn: Update fw shared data structure

Liu, Leo Leo.Liu at amd.com
Thu Mar 3 14:39:26 UTC 2022


[AMD Official Use Only]

The series are:
Reviewed-by: Leo Liu <leo.liu at amd.com>

-----Original Message-----
From: Dong, Ruijing <Ruijing.Dong at amd.com>
Sent: March 2, 2022 4:25 PM
To: amd-gfx at lists.freedesktop.org
Cc: Liu, Leo <Leo.Liu at amd.com>; Deucher, Alexander <Alexander.Deucher at amd.com>
Subject: [PATCH 1/2] drm/amdgpu/vcn: Update fw shared data structure

Add fw log in fw shared data structure.

Signed-off-by: Ruijing Dong <ruijing.dong at amd.com>
---
 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));
--
2.25.1



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