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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h258
1 files changed, 258 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
new file mode 100644
index 000000000..17691158f
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
@@ -0,0 +1,258 @@
+/*
+ * Copyright 2016 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 __AMDGPU_VCN_H__
+#define __AMDGPU_VCN_H__
+
+#define AMDGPU_VCN_STACK_SIZE (128*1024)
+#define AMDGPU_VCN_CONTEXT_SIZE (512*1024)
+
+#define AMDGPU_VCN_FIRMWARE_OFFSET 256
+#define AMDGPU_VCN_MAX_ENC_RINGS 3
+
+#define AMDGPU_MAX_VCN_INSTANCES 2
+#define AMDGPU_MAX_VCN_ENC_RINGS AMDGPU_VCN_MAX_ENC_RINGS * AMDGPU_MAX_VCN_INSTANCES
+
+#define AMDGPU_VCN_HARVEST_VCN0 (1 << 0)
+#define AMDGPU_VCN_HARVEST_VCN1 (1 << 1)
+
+#define VCN_DEC_KMD_CMD 0x80000000
+#define VCN_DEC_CMD_FENCE 0x00000000
+#define VCN_DEC_CMD_TRAP 0x00000001
+#define VCN_DEC_CMD_WRITE_REG 0x00000004
+#define VCN_DEC_CMD_REG_READ_COND_WAIT 0x00000006
+#define VCN_DEC_CMD_PACKET_START 0x0000000a
+#define VCN_DEC_CMD_PACKET_END 0x0000000b
+
+#define VCN_ENC_CMD_NO_OP 0x00000000
+#define VCN_ENC_CMD_END 0x00000001
+#define VCN_ENC_CMD_IB 0x00000002
+#define VCN_ENC_CMD_FENCE 0x00000003
+#define VCN_ENC_CMD_TRAP 0x00000004
+#define VCN_ENC_CMD_REG_WRITE 0x0000000b
+#define VCN_ENC_CMD_REG_WAIT 0x0000000c
+
+#define VCN_VID_SOC_ADDRESS_2_0 0x1fa00
+#define VCN1_VID_SOC_ADDRESS_3_0 0x48200
+#define VCN_AON_SOC_ADDRESS_2_0 0x1f800
+#define VCN1_AON_SOC_ADDRESS_3_0 0x48000
+#define VCN_VID_IP_ADDRESS_2_0 0x0
+#define VCN_AON_IP_ADDRESS_2_0 0x30000
+
+#define mmUVD_RBC_XX_IB_REG_CHECK 0x026b
+#define mmUVD_RBC_XX_IB_REG_CHECK_BASE_IDX 1
+#define mmUVD_REG_XX_MASK 0x026c
+#define mmUVD_REG_XX_MASK_BASE_IDX 1
+
+/* 1 second timeout */
+#define VCN_IDLE_TIMEOUT msecs_to_jiffies(1000)
+
+#define RREG32_SOC15_DPG_MODE_1_0(ip, inst_idx, reg, mask, sram_sel) \
+ ({ WREG32_SOC15(ip, inst_idx, mmUVD_DPG_LMA_MASK, mask); \
+ WREG32_SOC15(ip, inst_idx, mmUVD_DPG_LMA_CTL, \
+ UVD_DPG_LMA_CTL__MASK_EN_MASK | \
+ ((adev->reg_offset[ip##_HWIP][inst_idx][reg##_BASE_IDX] + reg) \
+ << UVD_DPG_LMA_CTL__READ_WRITE_ADDR__SHIFT) | \
+ (sram_sel << UVD_DPG_LMA_CTL__SRAM_SEL__SHIFT)); \
+ RREG32_SOC15(ip, inst_idx, mmUVD_DPG_LMA_DATA); \
+ })
+
+#define WREG32_SOC15_DPG_MODE_1_0(ip, inst_idx, reg, value, mask, sram_sel) \
+ do { \
+ WREG32_SOC15(ip, inst_idx, mmUVD_DPG_LMA_DATA, value); \
+ WREG32_SOC15(ip, inst_idx, mmUVD_DPG_LMA_MASK, mask); \
+ WREG32_SOC15(ip, inst_idx, mmUVD_DPG_LMA_CTL, \
+ UVD_DPG_LMA_CTL__READ_WRITE_MASK | \
+ ((adev->reg_offset[ip##_HWIP][inst_idx][reg##_BASE_IDX] + reg) \
+ << UVD_DPG_LMA_CTL__READ_WRITE_ADDR__SHIFT) | \
+ (sram_sel << UVD_DPG_LMA_CTL__SRAM_SEL__SHIFT)); \
+ } while (0)
+
+#define SOC15_DPG_MODE_OFFSET(ip, inst_idx, reg) \
+ ({ \
+ uint32_t internal_reg_offset, addr; \
+ bool video_range, video1_range, aon_range, aon1_range; \
+ \
+ addr = (adev->reg_offset[ip##_HWIP][inst_idx][reg##_BASE_IDX] + reg); \
+ addr <<= 2; \
+ video_range = ((((0xFFFFF & addr) >= (VCN_VID_SOC_ADDRESS_2_0)) && \
+ ((0xFFFFF & addr) < ((VCN_VID_SOC_ADDRESS_2_0 + 0x2600))))); \
+ video1_range = ((((0xFFFFF & addr) >= (VCN1_VID_SOC_ADDRESS_3_0)) && \
+ ((0xFFFFF & addr) < ((VCN1_VID_SOC_ADDRESS_3_0 + 0x2600))))); \
+ aon_range = ((((0xFFFFF & addr) >= (VCN_AON_SOC_ADDRESS_2_0)) && \
+ ((0xFFFFF & addr) < ((VCN_AON_SOC_ADDRESS_2_0 + 0x600))))); \
+ aon1_range = ((((0xFFFFF & addr) >= (VCN1_AON_SOC_ADDRESS_3_0)) && \
+ ((0xFFFFF & addr) < ((VCN1_AON_SOC_ADDRESS_3_0 + 0x600))))); \
+ if (video_range) \
+ internal_reg_offset = ((0xFFFFF & addr) - (VCN_VID_SOC_ADDRESS_2_0) + \
+ (VCN_VID_IP_ADDRESS_2_0)); \
+ else if (aon_range) \
+ internal_reg_offset = ((0xFFFFF & addr) - (VCN_AON_SOC_ADDRESS_2_0) + \
+ (VCN_AON_IP_ADDRESS_2_0)); \
+ else if (video1_range) \
+ internal_reg_offset = ((0xFFFFF & addr) - (VCN1_VID_SOC_ADDRESS_3_0) + \
+ (VCN_VID_IP_ADDRESS_2_0)); \
+ else if (aon1_range) \
+ internal_reg_offset = ((0xFFFFF & addr) - (VCN1_AON_SOC_ADDRESS_3_0) + \
+ (VCN_AON_IP_ADDRESS_2_0)); \
+ else \
+ internal_reg_offset = (0xFFFFF & addr); \
+ \
+ internal_reg_offset >>= 2; \
+ })
+
+#define RREG32_SOC15_DPG_MODE(inst_idx, offset, mask_en) \
+ ({ \
+ WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_LMA_CTL, \
+ (0x0 << UVD_DPG_LMA_CTL__READ_WRITE__SHIFT | \
+ mask_en << UVD_DPG_LMA_CTL__MASK_EN__SHIFT | \
+ offset << UVD_DPG_LMA_CTL__READ_WRITE_ADDR__SHIFT)); \
+ RREG32_SOC15(VCN, inst_idx, mmUVD_DPG_LMA_DATA); \
+ })
+
+#define WREG32_SOC15_DPG_MODE(inst_idx, offset, value, mask_en, indirect) \
+ do { \
+ if (!indirect) { \
+ WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_LMA_DATA, value); \
+ WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_LMA_CTL, \
+ (0x1 << UVD_DPG_LMA_CTL__READ_WRITE__SHIFT | \
+ mask_en << UVD_DPG_LMA_CTL__MASK_EN__SHIFT | \
+ offset << UVD_DPG_LMA_CTL__READ_WRITE_ADDR__SHIFT)); \
+ } else { \
+ *adev->vcn.inst[inst_idx].dpg_sram_curr_addr++ = offset; \
+ *adev->vcn.inst[inst_idx].dpg_sram_curr_addr++ = value; \
+ } \
+ } while (0)
+
+#define AMDGPU_VCN_MULTI_QUEUE_FLAG (1 << 8)
+
+enum fw_queue_mode {
+ FW_QUEUE_RING_RESET = 1,
+ FW_QUEUE_DPG_HOLD_OFF = 2,
+};
+
+enum engine_status_constants {
+ UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON = 0x2AAAA0,
+ UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON_2_0 = 0xAAAA0,
+ UVD_PGFSM_STATUS__UVDM_UVDU_UVDLM_PWR_ON_3_0 = 0x2A2A8AA0,
+ UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON = 0x00000002,
+ UVD_STATUS__UVD_BUSY = 0x00000004,
+ GB_ADDR_CONFIG_DEFAULT = 0x26010011,
+ UVD_STATUS__IDLE = 0x2,
+ UVD_STATUS__BUSY = 0x5,
+ UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF = 0x1,
+ UVD_STATUS__RBC_BUSY = 0x1,
+ UVD_PGFSM_STATUS_UVDJ_PWR_ON = 0,
+};
+
+enum internal_dpg_state {
+ VCN_DPG_STATE__UNPAUSE = 0,
+ VCN_DPG_STATE__PAUSE,
+};
+
+struct dpg_pause_state {
+ enum internal_dpg_state fw_based;
+ enum internal_dpg_state jpeg;
+};
+
+struct amdgpu_vcn_reg{
+ unsigned data0;
+ unsigned data1;
+ unsigned cmd;
+ unsigned nop;
+ unsigned context_id;
+ unsigned ib_vmid;
+ unsigned ib_bar_low;
+ unsigned ib_bar_high;
+ unsigned ib_size;
+ unsigned gp_scratch8;
+ unsigned scratch9;
+};
+
+struct amdgpu_vcn_inst {
+ struct amdgpu_bo *vcpu_bo;
+ void *cpu_addr;
+ uint64_t gpu_addr;
+ void *saved_bo;
+ struct amdgpu_ring ring_dec;
+ struct amdgpu_ring ring_enc[AMDGPU_VCN_MAX_ENC_RINGS];
+ struct amdgpu_irq_src irq;
+ struct amdgpu_vcn_reg external;
+ struct amdgpu_bo *dpg_sram_bo;
+ struct dpg_pause_state pause_state;
+ void *dpg_sram_cpu_addr;
+ 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 {
+ unsigned fw_version;
+ struct delayed_work idle_work;
+ const struct firmware *fw; /* VCN firmware */
+ unsigned num_enc_rings;
+ enum amd_powergating_state cur_state;
+ bool indirect_sram;
+
+ uint8_t num_vcn_inst;
+ struct amdgpu_vcn_inst inst[AMDGPU_MAX_VCN_INSTANCES];
+ struct amdgpu_vcn_reg internal;
+ struct mutex vcn_pg_lock;
+ struct mutex vcn1_jpeg1_workaround;
+ atomic_t total_submission_cnt;
+
+ unsigned harvest_config;
+ int (*pause_dpg_mode)(struct amdgpu_device *adev,
+ int inst_idx, struct dpg_pause_state *new_state);
+};
+
+struct amdgpu_fw_shared_multi_queue {
+ uint8_t decode_queue_mode;
+ uint8_t encode_generalpurpose_queue_mode;
+ uint8_t encode_lowlatency_queue_mode;
+ uint8_t encode_realtime_queue_mode;
+ uint8_t padding[4];
+};
+
+struct amdgpu_fw_shared {
+ uint32_t present_flag_0;
+ uint8_t pad[53];
+ struct amdgpu_fw_shared_multi_queue multi_queue;
+} __attribute__((__packed__));
+
+int amdgpu_vcn_sw_init(struct amdgpu_device *adev);
+int amdgpu_vcn_sw_fini(struct amdgpu_device *adev);
+int amdgpu_vcn_suspend(struct amdgpu_device *adev);
+int amdgpu_vcn_resume(struct amdgpu_device *adev);
+void amdgpu_vcn_ring_begin_use(struct amdgpu_ring *ring);
+void amdgpu_vcn_ring_end_use(struct amdgpu_ring *ring);
+
+int amdgpu_vcn_dec_ring_test_ring(struct amdgpu_ring *ring);
+int amdgpu_vcn_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout);
+
+int amdgpu_vcn_enc_ring_test_ring(struct amdgpu_ring *ring);
+int amdgpu_vcn_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout);
+
+#endif