diff options
Diffstat (limited to 'drivers/accel/amdxdna/npu1_regs.c')
| -rw-r--r-- | drivers/accel/amdxdna/npu1_regs.c | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/drivers/accel/amdxdna/npu1_regs.c b/drivers/accel/amdxdna/npu1_regs.c new file mode 100644 index 000000000000..e4f6dac7d00f --- /dev/null +++ b/drivers/accel/amdxdna/npu1_regs.c @@ -0,0 +1,114 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2023-2024, Advanced Micro Devices, Inc. + */ + +#include <drm/amdxdna_accel.h> +#include <drm/drm_device.h> +#include <drm/gpu_scheduler.h> +#include <linux/sizes.h> + +#include "aie2_pci.h" +#include "amdxdna_mailbox.h" +#include "amdxdna_pci_drv.h" + +/* Address definition from NPU1 docs */ +#define MPNPU_PUB_SEC_INTR 0x3010090 +#define MPNPU_PUB_PWRMGMT_INTR 0x3010094 +#define MPNPU_PUB_SCRATCH2 0x30100A0 +#define MPNPU_PUB_SCRATCH3 0x30100A4 +#define MPNPU_PUB_SCRATCH4 0x30100A8 +#define MPNPU_PUB_SCRATCH5 0x30100AC +#define MPNPU_PUB_SCRATCH6 0x30100B0 +#define MPNPU_PUB_SCRATCH7 0x30100B4 +#define MPNPU_PUB_SCRATCH9 0x30100BC + +#define MPNPU_SRAM_X2I_MAILBOX_0 0x30A0000 +#define MPNPU_SRAM_X2I_MAILBOX_1 0x30A2000 +#define MPNPU_SRAM_I2X_MAILBOX_15 0x30BF000 + +#define MPNPU_APERTURE0_BASE 0x3000000 +#define MPNPU_APERTURE1_BASE 0x3080000 +#define MPNPU_APERTURE2_BASE 0x30C0000 + +/* PCIe BAR Index for NPU1 */ +#define NPU1_REG_BAR_INDEX 0 +#define NPU1_MBOX_BAR_INDEX 4 +#define NPU1_PSP_BAR_INDEX 0 +#define NPU1_SMU_BAR_INDEX 0 +#define NPU1_SRAM_BAR_INDEX 2 +/* Associated BARs and Apertures */ +#define NPU1_REG_BAR_BASE MPNPU_APERTURE0_BASE +#define NPU1_MBOX_BAR_BASE MPNPU_APERTURE2_BASE +#define NPU1_PSP_BAR_BASE MPNPU_APERTURE0_BASE +#define NPU1_SMU_BAR_BASE MPNPU_APERTURE0_BASE +#define NPU1_SRAM_BAR_BASE MPNPU_APERTURE1_BASE + +const struct rt_config npu1_default_rt_cfg[] = { + { 2, 1, AIE2_RT_CFG_INIT }, /* PDI APP LOAD MODE */ + { 1, 1, AIE2_RT_CFG_CLK_GATING }, /* Clock gating on */ + { 0 }, +}; + +const struct dpm_clk_freq npu1_dpm_clk_table[] = { + {400, 800}, + {600, 1024}, + {600, 1024}, + {600, 1024}, + {600, 1024}, + {720, 1309}, + {720, 1309}, + {847, 1600}, + { 0 } +}; + +static const struct amdxdna_dev_priv npu1_dev_priv = { + .fw_path = "amdnpu/1502_00/npu.sbin", + .protocol_major = 0x5, + .protocol_minor = 0x7, + .rt_config = npu1_default_rt_cfg, + .dpm_clk_tbl = npu1_dpm_clk_table, + .col_align = COL_ALIGN_NONE, + .mbox_dev_addr = NPU1_MBOX_BAR_BASE, + .mbox_size = 0, /* Use BAR size */ + .sram_dev_addr = NPU1_SRAM_BAR_BASE, + .sram_offs = { + DEFINE_BAR_OFFSET(MBOX_CHANN_OFF, NPU1_SRAM, MPNPU_SRAM_X2I_MAILBOX_0), + DEFINE_BAR_OFFSET(FW_ALIVE_OFF, NPU1_SRAM, MPNPU_SRAM_I2X_MAILBOX_15), + }, + .psp_regs_off = { + DEFINE_BAR_OFFSET(PSP_CMD_REG, NPU1_PSP, MPNPU_PUB_SCRATCH2), + DEFINE_BAR_OFFSET(PSP_ARG0_REG, NPU1_PSP, MPNPU_PUB_SCRATCH3), + DEFINE_BAR_OFFSET(PSP_ARG1_REG, NPU1_PSP, MPNPU_PUB_SCRATCH4), + DEFINE_BAR_OFFSET(PSP_ARG2_REG, NPU1_PSP, MPNPU_PUB_SCRATCH9), + DEFINE_BAR_OFFSET(PSP_INTR_REG, NPU1_PSP, MPNPU_PUB_SEC_INTR), + DEFINE_BAR_OFFSET(PSP_STATUS_REG, NPU1_PSP, MPNPU_PUB_SCRATCH2), + DEFINE_BAR_OFFSET(PSP_RESP_REG, NPU1_PSP, MPNPU_PUB_SCRATCH3), + }, + .smu_regs_off = { + DEFINE_BAR_OFFSET(SMU_CMD_REG, NPU1_SMU, MPNPU_PUB_SCRATCH5), + DEFINE_BAR_OFFSET(SMU_ARG_REG, NPU1_SMU, MPNPU_PUB_SCRATCH7), + DEFINE_BAR_OFFSET(SMU_INTR_REG, NPU1_SMU, MPNPU_PUB_PWRMGMT_INTR), + DEFINE_BAR_OFFSET(SMU_RESP_REG, NPU1_SMU, MPNPU_PUB_SCRATCH6), + DEFINE_BAR_OFFSET(SMU_OUT_REG, NPU1_SMU, MPNPU_PUB_SCRATCH7), + }, + .hw_ops = { + .set_dpm = npu1_set_dpm, + }, +}; + +const struct amdxdna_dev_info dev_npu1_info = { + .reg_bar = NPU1_REG_BAR_INDEX, + .mbox_bar = NPU1_MBOX_BAR_INDEX, + .sram_bar = NPU1_SRAM_BAR_INDEX, + .psp_bar = NPU1_PSP_BAR_INDEX, + .smu_bar = NPU1_SMU_BAR_INDEX, + .first_col = 1, + .dev_mem_buf_shift = 15, /* 32 KiB aligned */ + .dev_mem_base = AIE2_DEVM_BASE, + .dev_mem_size = AIE2_DEVM_SIZE, + .vbnv = "RyzenAI-npu1", + .device_type = AMDXDNA_DEV_TYPE_KMQ, + .dev_priv = &npu1_dev_priv, + .ops = &aie2_ops, +}; |