@@ -1178,6 +1178,16 @@ M: Sanjay R Mehta <sanju.mehta@amd.com>
S: Maintained
F: drivers/spi/spi-amd.c
+AMD XDNA DRIVER
+M: Min Ma <min.ma@amd.com>
+M: Lizhi Hou <lizhi.hou@amd.com>
+L: dri-devel@lists.freedesktop.org
+S: Supported
+T: git https://gitlab.freedesktop.org/drm/misc/kernel.git
+F: Documentation/accel/amdxdna/
+F: drivers/accel/amdxdna/
+F: include/uapi/drm/amdxdna_accel.h
+
AMD XGBE DRIVER
M: "Shyam Sundar S K" <Shyam-sundar.S-k@amd.com>
L: netdev@vger.kernel.org
@@ -24,6 +24,7 @@ menuconfig DRM_ACCEL
different device files, called accel/accel* (in /dev, sysfs
and debugfs).
+source "drivers/accel/amdxdna/Kconfig"
source "drivers/accel/habanalabs/Kconfig"
source "drivers/accel/ivpu/Kconfig"
source "drivers/accel/qaic/Kconfig"
@@ -1,5 +1,6 @@
# SPDX-License-Identifier: GPL-2.0-only
+obj-$(CONFIG_DRM_ACCEL_AMDXDNA) += amdxdna/
obj-$(CONFIG_DRM_ACCEL_HABANALABS) += habanalabs/
obj-$(CONFIG_DRM_ACCEL_IVPU) += ivpu/
obj-$(CONFIG_DRM_ACCEL_QAIC) += qaic/
new file mode 100644
@@ -0,0 +1,18 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+config DRM_ACCEL_AMDXDNA
+ tristate "AMD AI Engine"
+ depends on AMD_IOMMU
+ depends on DRM_ACCEL
+ depends on PCI && HAS_IOMEM
+ depends on X86_64
+ select DRM_SCHED
+ select DRM_GEM_SHMEM_HELPER
+ select FW_LOADER
+ select HMM_MIRROR
+ help
+ Choose this option to enable support for NPU integrated into AMD
+ client CPUs like AMD Ryzen AI 300 Series. AMD NPU can be used to
+ accelerate machine learning applications.
+
+ If "M" is selected, the driver module will be amdxdna.
new file mode 100644
@@ -0,0 +1,13 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+amdxdna-y := \
+ aie2_pci.o \
+ aie2_psp.o \
+ aie2_smu.o \
+ amdxdna_pci_drv.o \
+ amdxdna_sysfs.o \
+ npu1_regs.o \
+ npu2_regs.o \
+ npu4_regs.o \
+ npu5_regs.o
+obj-$(CONFIG_DRM_ACCEL_AMDXDNA) = amdxdna.o
new file mode 100644
@@ -0,0 +1,5 @@
+- Replace idr with xa
+- Add import and export BO support
+- Add debugfs support
+- Add debug BO support
+- Improve power management
new file mode 100644
@@ -0,0 +1,181 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2023-2024, Advanced Micro Devices, Inc.
+ */
+
+#include <drm/drm_device.h>
+#include <drm/drm_managed.h>
+#include <drm/drm_print.h>
+#include <linux/errno.h>
+#include <linux/firmware.h>
+#include <linux/iommu.h>
+#include <linux/pci.h>
+
+#include "aie2_pci.h"
+#include "amdxdna_pci_drv.h"
+
+static void aie2_hw_stop(struct amdxdna_dev *xdna)
+{
+ struct pci_dev *pdev = to_pci_dev(xdna->ddev.dev);
+ struct amdxdna_dev_hdl *ndev = xdna->dev_handle;
+
+ aie2_psp_stop(ndev->psp_hdl);
+ aie2_smu_fini(ndev);
+ pci_disable_device(pdev);
+}
+
+static int aie2_hw_start(struct amdxdna_dev *xdna)
+{
+ struct pci_dev *pdev = to_pci_dev(xdna->ddev.dev);
+ struct amdxdna_dev_hdl *ndev = xdna->dev_handle;
+ int ret;
+
+ ret = pci_enable_device(pdev);
+ if (ret) {
+ XDNA_ERR(xdna, "failed to enable device, ret %d", ret);
+ return ret;
+ }
+ pci_set_master(pdev);
+
+ ret = aie2_smu_init(ndev);
+ if (ret) {
+ XDNA_ERR(xdna, "failed to init smu, ret %d", ret);
+ goto disable_dev;
+ }
+
+ ret = aie2_psp_start(ndev->psp_hdl);
+ if (ret) {
+ XDNA_ERR(xdna, "failed to start psp, ret %d", ret);
+ goto fini_smu;
+ }
+
+ return 0;
+
+fini_smu:
+ aie2_smu_fini(ndev);
+disable_dev:
+ pci_disable_device(pdev);
+
+ return ret;
+}
+
+static int aie2_init(struct amdxdna_dev *xdna)
+{
+ struct pci_dev *pdev = to_pci_dev(xdna->ddev.dev);
+ void __iomem *tbl[PCI_NUM_RESOURCES] = {0};
+ struct amdxdna_dev_hdl *ndev;
+ struct psp_config psp_conf;
+ const struct firmware *fw;
+ unsigned long bars = 0;
+ int i, nvec, ret;
+
+ ndev = drmm_kzalloc(&xdna->ddev, sizeof(*ndev), GFP_KERNEL);
+ if (!ndev)
+ return -ENOMEM;
+
+ ndev->priv = xdna->dev_info->dev_priv;
+ ndev->xdna = xdna;
+
+ ret = request_firmware(&fw, ndev->priv->fw_path, &pdev->dev);
+ if (ret) {
+ XDNA_ERR(xdna, "failed to request_firmware %s, ret %d",
+ ndev->priv->fw_path, ret);
+ return ret;
+ }
+
+ ret = pcim_enable_device(pdev);
+ if (ret) {
+ XDNA_ERR(xdna, "pcim enable device failed, ret %d", ret);
+ goto release_fw;
+ }
+
+ for (i = 0; i < PSP_MAX_REGS; i++)
+ set_bit(PSP_REG_BAR(ndev, i), &bars);
+
+ set_bit(xdna->dev_info->sram_bar, &bars);
+ set_bit(xdna->dev_info->smu_bar, &bars);
+ set_bit(xdna->dev_info->mbox_bar, &bars);
+
+ for (i = 0; i < PCI_NUM_RESOURCES; i++) {
+ if (!test_bit(i, &bars))
+ continue;
+ tbl[i] = pcim_iomap(pdev, i, 0);
+ if (!tbl[i]) {
+ XDNA_ERR(xdna, "map bar %d failed", i);
+ ret = -ENOMEM;
+ goto release_fw;
+ }
+ }
+
+ ndev->sram_base = tbl[xdna->dev_info->sram_bar];
+ ndev->smu_base = tbl[xdna->dev_info->smu_bar];
+
+ ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+ if (ret) {
+ XDNA_ERR(xdna, "Failed to set DMA mask: %d", ret);
+ goto release_fw;
+ }
+
+ nvec = pci_msix_vec_count(pdev);
+ if (nvec <= 0) {
+ XDNA_ERR(xdna, "does not get number of interrupt vector");
+ ret = -EINVAL;
+ goto release_fw;
+ }
+
+ ret = pci_alloc_irq_vectors(pdev, nvec, nvec, PCI_IRQ_MSIX);
+ if (ret < 0) {
+ XDNA_ERR(xdna, "failed to alloc irq vectors, ret %d", ret);
+ goto release_fw;
+ }
+
+ ret = iommu_dev_enable_feature(&pdev->dev, IOMMU_DEV_FEAT_SVA);
+ if (ret) {
+ XDNA_ERR(xdna, "Enable PASID failed, ret %d", ret);
+ goto free_irq;
+ }
+
+ psp_conf.fw_size = fw->size;
+ psp_conf.fw_buf = fw->data;
+ for (i = 0; i < PSP_MAX_REGS; i++)
+ psp_conf.psp_regs[i] = tbl[PSP_REG_BAR(ndev, i)] + PSP_REG_OFF(ndev, i);
+ ndev->psp_hdl = aie2m_psp_create(&xdna->ddev, &psp_conf);
+ if (!ndev->psp_hdl) {
+ XDNA_ERR(xdna, "failed to create psp");
+ ret = -ENOMEM;
+ goto disable_sva;
+ }
+ xdna->dev_handle = ndev;
+
+ ret = aie2_hw_start(xdna);
+ if (ret) {
+ XDNA_ERR(xdna, "start npu failed, ret %d", ret);
+ goto disable_sva;
+ }
+
+ release_firmware(fw);
+ return 0;
+
+disable_sva:
+ iommu_dev_disable_feature(&pdev->dev, IOMMU_DEV_FEAT_SVA);
+free_irq:
+ pci_free_irq_vectors(pdev);
+release_fw:
+ release_firmware(fw);
+
+ return ret;
+}
+
+static void aie2_fini(struct amdxdna_dev *xdna)
+{
+ struct pci_dev *pdev = to_pci_dev(xdna->ddev.dev);
+
+ aie2_hw_stop(xdna);
+ iommu_dev_disable_feature(&pdev->dev, IOMMU_DEV_FEAT_SVA);
+ pci_free_irq_vectors(pdev);
+}
+
+const struct amdxdna_dev_ops aie2_ops = {
+ .init = aie2_init,
+ .fini = aie2_fini,
+};
new file mode 100644
@@ -0,0 +1,130 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2023-2024, Advanced Micro Devices, Inc.
+ */
+
+#ifndef _AIE2_PCI_H_
+#define _AIE2_PCI_H_
+
+#define AIE2_INTERVAL 20000 /* us */
+#define AIE2_TIMEOUT 1000000 /* us */
+
+/* Firmware determines device memory base address and size */
+#define AIE2_DEVM_BASE 0x4000000
+#define AIE2_DEVM_SIZE SZ_64M
+
+#define NDEV2PDEV(ndev) (to_pci_dev((ndev)->xdna->ddev.dev))
+
+#define AIE2_SRAM_OFF(ndev, addr) ((addr) - (ndev)->priv->sram_dev_addr)
+#define AIE2_MBOX_OFF(ndev, addr) ((addr) - (ndev)->priv->mbox_dev_addr)
+
+#define PSP_REG_BAR(ndev, idx) ((ndev)->priv->psp_regs_off[(idx)].bar_idx)
+#define PSP_REG_OFF(ndev, idx) ((ndev)->priv->psp_regs_off[(idx)].offset)
+#define SRAM_REG_OFF(ndev, idx) ((ndev)->priv->sram_offs[(idx)].offset)
+
+#define SMU_REG(ndev, idx) \
+({ \
+ typeof(ndev) _ndev = ndev; \
+ ((_ndev)->smu_base + (_ndev)->priv->smu_regs_off[(idx)].offset); \
+})
+#define SRAM_GET_ADDR(ndev, idx) \
+({ \
+ typeof(ndev) _ndev = ndev; \
+ ((_ndev)->sram_base + SRAM_REG_OFF((_ndev), (idx))); \
+})
+
+#define SMU_MPNPUCLK_FREQ_MAX(ndev) ((ndev)->priv->smu_mpnpuclk_freq_max)
+#define SMU_HCLK_FREQ_MAX(ndev) ((ndev)->priv->smu_hclk_freq_max)
+
+enum aie2_smu_reg_idx {
+ SMU_CMD_REG = 0,
+ SMU_ARG_REG,
+ SMU_INTR_REG,
+ SMU_RESP_REG,
+ SMU_OUT_REG,
+ SMU_MAX_REGS /* Keep this at the end */
+};
+
+enum aie2_sram_reg_idx {
+ MBOX_CHANN_OFF = 0,
+ FW_ALIVE_OFF,
+ SRAM_MAX_INDEX /* Keep this at the end */
+};
+
+enum psp_reg_idx {
+ PSP_CMD_REG = 0,
+ PSP_ARG0_REG,
+ PSP_ARG1_REG,
+ PSP_ARG2_REG,
+ PSP_NUM_IN_REGS, /* number of input registers */
+ PSP_INTR_REG = PSP_NUM_IN_REGS,
+ PSP_STATUS_REG,
+ PSP_RESP_REG,
+ PSP_MAX_REGS /* Keep this at the end */
+};
+
+struct psp_config {
+ const void *fw_buf;
+ u32 fw_size;
+ void __iomem *psp_regs[PSP_MAX_REGS];
+};
+
+struct clock_entry {
+ char name[16];
+ u32 freq_mhz;
+};
+
+struct rt_config {
+ u32 type;
+ u32 value;
+};
+
+struct amdxdna_dev_hdl {
+ struct amdxdna_dev *xdna;
+ const struct amdxdna_dev_priv *priv;
+ void __iomem *sram_base;
+ void __iomem *smu_base;
+ struct psp_device *psp_hdl;
+ struct clock_entry mp_npu_clock;
+ struct clock_entry h_clock;
+};
+
+#define DEFINE_BAR_OFFSET(reg_name, bar, reg_addr) \
+ [reg_name] = {bar##_BAR_INDEX, (reg_addr) - bar##_BAR_BASE}
+
+struct aie2_bar_off_pair {
+ int bar_idx;
+ u32 offset;
+};
+
+struct amdxdna_dev_priv {
+ const char *fw_path;
+ u64 protocol_major;
+ u64 protocol_minor;
+ struct rt_config rt_config;
+#define COL_ALIGN_NONE 0
+#define COL_ALIGN_NATURE 1
+ u32 col_align;
+ u32 mbox_dev_addr;
+ /* If mbox_size is 0, use BAR size. See MBOX_SIZE macro */
+ u32 mbox_size;
+ u32 sram_dev_addr;
+ struct aie2_bar_off_pair sram_offs[SRAM_MAX_INDEX];
+ struct aie2_bar_off_pair psp_regs_off[PSP_MAX_REGS];
+ struct aie2_bar_off_pair smu_regs_off[SMU_MAX_REGS];
+ u32 smu_mpnpuclk_freq_max;
+ u32 smu_hclk_freq_max;
+};
+
+extern const struct amdxdna_dev_ops aie2_ops;
+
+/* aie2_smu.c */
+int aie2_smu_init(struct amdxdna_dev_hdl *ndev);
+void aie2_smu_fini(struct amdxdna_dev_hdl *ndev);
+
+/* aie2_psp.c */
+struct psp_device *aie2m_psp_create(struct drm_device *ddev, struct psp_config *conf);
+int aie2_psp_start(struct psp_device *psp);
+void aie2_psp_stop(struct psp_device *psp);
+
+#endif /* _AIE2_PCI_H_ */
new file mode 100644
@@ -0,0 +1,142 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2022-2024, Advanced Micro Devices, Inc.
+ */
+
+#include <drm/drm_device.h>
+#include <drm/drm_managed.h>
+#include <drm/drm_print.h>
+#include <linux/bitfield.h>
+#include <linux/iopoll.h>
+
+#include "aie2_pci.h"
+
+#define PSP_STATUS_READY BIT(31)
+
+/* PSP commands */
+#define PSP_VALIDATE 1
+#define PSP_START 2
+#define PSP_RELEASE_TMR 3
+
+/* PSP special arguments */
+#define PSP_START_COPY_FW 1
+
+/* PSP response error code */
+#define PSP_ERROR_CANCEL 0xFFFF0002
+#define PSP_ERROR_BAD_STATE 0xFFFF0007
+
+#define PSP_FW_ALIGN 0x10000
+#define PSP_POLL_INTERVAL 20000 /* us */
+#define PSP_POLL_TIMEOUT 1000000 /* us */
+
+#define PSP_REG(p, reg) ((p)->psp_regs[reg])
+
+struct psp_device {
+ struct drm_device *ddev;
+ struct psp_config conf;
+ u32 fw_buf_sz;
+ u64 fw_paddr;
+ void *fw_buffer;
+ void __iomem *psp_regs[PSP_MAX_REGS];
+};
+
+static int psp_exec(struct psp_device *psp, u32 *reg_vals)
+{
+ u32 resp_code;
+ int ret, i;
+ u32 ready;
+
+ /* Write command and argument registers */
+ for (i = 0; i < PSP_NUM_IN_REGS; i++)
+ writel(reg_vals[i], PSP_REG(psp, i));
+
+ /* clear and set PSP INTR register to kick off */
+ writel(0, PSP_REG(psp, PSP_INTR_REG));
+ writel(1, PSP_REG(psp, PSP_INTR_REG));
+
+ /* PSP should be busy. Wait for ready, so we know task is done. */
+ ret = readx_poll_timeout(readl, PSP_REG(psp, PSP_STATUS_REG), ready,
+ FIELD_GET(PSP_STATUS_READY, ready),
+ PSP_POLL_INTERVAL, PSP_POLL_TIMEOUT);
+ if (ret) {
+ drm_err(psp->ddev, "PSP is not ready, ret 0x%x", ret);
+ return ret;
+ }
+
+ resp_code = readl(PSP_REG(psp, PSP_RESP_REG));
+ if (resp_code) {
+ drm_err(psp->ddev, "fw return error 0x%x", resp_code);
+ return -EIO;
+ }
+
+ return 0;
+}
+
+void aie2_psp_stop(struct psp_device *psp)
+{
+ u32 reg_vals[PSP_NUM_IN_REGS] = { PSP_RELEASE_TMR, };
+ int ret;
+
+ ret = psp_exec(psp, reg_vals);
+ if (ret)
+ drm_err(psp->ddev, "release tmr failed, ret %d", ret);
+}
+
+int aie2_psp_start(struct psp_device *psp)
+{
+ u32 reg_vals[PSP_NUM_IN_REGS];
+ int ret;
+
+ reg_vals[0] = PSP_VALIDATE;
+ reg_vals[1] = lower_32_bits(psp->fw_paddr);
+ reg_vals[2] = upper_32_bits(psp->fw_paddr);
+ reg_vals[3] = psp->fw_buf_sz;
+
+ ret = psp_exec(psp, reg_vals);
+ if (ret) {
+ drm_err(psp->ddev, "failed to validate fw, ret %d", ret);
+ return ret;
+ }
+
+ memset(reg_vals, 0, sizeof(reg_vals));
+ reg_vals[0] = PSP_START;
+ reg_vals[1] = PSP_START_COPY_FW;
+ ret = psp_exec(psp, reg_vals);
+ if (ret) {
+ drm_err(psp->ddev, "failed to start fw, ret %d", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+struct psp_device *aie2m_psp_create(struct drm_device *ddev, struct psp_config *conf)
+{
+ struct psp_device *psp;
+ u64 offset;
+
+ psp = drmm_kzalloc(ddev, sizeof(*psp), GFP_KERNEL);
+ if (!psp)
+ return NULL;
+
+ psp->ddev = ddev;
+ memcpy(psp->psp_regs, conf->psp_regs, sizeof(psp->psp_regs));
+
+ psp->fw_buf_sz = ALIGN(conf->fw_size, PSP_FW_ALIGN) + PSP_FW_ALIGN;
+ psp->fw_buffer = drmm_kmalloc(ddev, psp->fw_buf_sz, GFP_KERNEL);
+ if (!psp->fw_buffer) {
+ drm_err(ddev, "no memory for fw buffer");
+ return NULL;
+ }
+
+ /*
+ * AMD Platform Security Processor(PSP) requires host physical
+ * address to load NPU firmware.
+ */
+ psp->fw_paddr = virt_to_phys(psp->fw_buffer);
+ offset = ALIGN(psp->fw_paddr, PSP_FW_ALIGN) - psp->fw_paddr;
+ psp->fw_paddr += offset;
+ memcpy(psp->fw_buffer + offset, conf->fw_buf, conf->fw_size);
+
+ return psp;
+}
new file mode 100644
@@ -0,0 +1,117 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2022-2024, Advanced Micro Devices, Inc.
+ */
+
+#include <drm/drm_device.h>
+#include <drm/drm_print.h>
+#include <linux/iopoll.h>
+
+#include "aie2_pci.h"
+#include "amdxdna_pci_drv.h"
+
+#define SMU_RESULT_OK 1
+
+/* SMU commands */
+#define AIE2_SMU_POWER_ON 0x3
+#define AIE2_SMU_POWER_OFF 0x4
+#define AIE2_SMU_SET_MPNPUCLK_FREQ 0x5
+#define AIE2_SMU_SET_HCLK_FREQ 0x6
+
+static int aie2_smu_exec(struct amdxdna_dev_hdl *ndev, u32 reg_cmd, u32 reg_arg)
+{
+ u32 resp;
+ int ret;
+
+ writel(0, SMU_REG(ndev, SMU_RESP_REG));
+ writel(reg_arg, SMU_REG(ndev, SMU_ARG_REG));
+ writel(reg_cmd, SMU_REG(ndev, SMU_CMD_REG));
+
+ /* Clear and set SMU_INTR_REG to kick off */
+ writel(0, SMU_REG(ndev, SMU_INTR_REG));
+ writel(1, SMU_REG(ndev, SMU_INTR_REG));
+
+ ret = readx_poll_timeout(readl, SMU_REG(ndev, SMU_RESP_REG), resp,
+ resp, AIE2_INTERVAL, AIE2_TIMEOUT);
+ if (ret) {
+ XDNA_ERR(ndev->xdna, "smu cmd %d timed out", reg_cmd);
+ return ret;
+ }
+
+ if (resp != SMU_RESULT_OK) {
+ XDNA_ERR(ndev->xdna, "smu cmd %d failed, 0x%x", reg_cmd, resp);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int aie2_smu_set_mpnpu_clock_freq(struct amdxdna_dev_hdl *ndev, u32 freq_mhz)
+{
+ int ret;
+
+ if (!freq_mhz || freq_mhz > SMU_MPNPUCLK_FREQ_MAX(ndev)) {
+ XDNA_ERR(ndev->xdna, "invalid mpnpu clock freq %d", freq_mhz);
+ return -EINVAL;
+ }
+
+ ndev->mp_npu_clock.freq_mhz = freq_mhz;
+ ret = aie2_smu_exec(ndev, AIE2_SMU_SET_MPNPUCLK_FREQ, freq_mhz);
+ if (!ret)
+ XDNA_INFO_ONCE(ndev->xdna, "set mpnpu_clock = %d mhz", freq_mhz);
+
+ return ret;
+}
+
+static int aie2_smu_set_hclock_freq(struct amdxdna_dev_hdl *ndev, u32 freq_mhz)
+{
+ int ret;
+
+ if (!freq_mhz || freq_mhz > SMU_HCLK_FREQ_MAX(ndev)) {
+ XDNA_ERR(ndev->xdna, "invalid hclock freq %d", freq_mhz);
+ return -EINVAL;
+ }
+
+ ndev->h_clock.freq_mhz = freq_mhz;
+ ret = aie2_smu_exec(ndev, AIE2_SMU_SET_HCLK_FREQ, freq_mhz);
+ if (!ret)
+ XDNA_INFO_ONCE(ndev->xdna, "set npu_hclock = %d mhz", freq_mhz);
+
+ return ret;
+}
+
+int aie2_smu_init(struct amdxdna_dev_hdl *ndev)
+{
+ int ret;
+
+ ret = aie2_smu_exec(ndev, AIE2_SMU_POWER_ON, 0);
+ if (ret) {
+ XDNA_ERR(ndev->xdna, "Power on failed, ret %d", ret);
+ return ret;
+ }
+
+ ret = aie2_smu_set_mpnpu_clock_freq(ndev, SMU_MPNPUCLK_FREQ_MAX(ndev));
+ if (ret) {
+ XDNA_ERR(ndev->xdna, "Set mpnpu clk freq failed, ret %d", ret);
+ return ret;
+ }
+ snprintf(ndev->mp_npu_clock.name, sizeof(ndev->mp_npu_clock.name), "MP-NPU Clock");
+
+ ret = aie2_smu_set_hclock_freq(ndev, SMU_HCLK_FREQ_MAX(ndev));
+ if (ret) {
+ XDNA_ERR(ndev->xdna, "Set hclk freq failed, ret %d", ret);
+ return ret;
+ }
+ snprintf(ndev->h_clock.name, sizeof(ndev->h_clock.name), "H Clock");
+
+ return 0;
+}
+
+void aie2_smu_fini(struct amdxdna_dev_hdl *ndev)
+{
+ int ret;
+
+ ret = aie2_smu_exec(ndev, AIE2_SMU_POWER_OFF, 0);
+ if (ret)
+ XDNA_ERR(ndev->xdna, "Power off failed, ret %d", ret);
+}
new file mode 100644
@@ -0,0 +1,129 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2022-2024, Advanced Micro Devices, Inc.
+ */
+
+#include <drm/drm_accel.h>
+#include <drm/drm_drv.h>
+#include <drm/drm_gem.h>
+#include <drm/drm_ioctl.h>
+#include <drm/drm_managed.h>
+#include <linux/pci.h>
+
+#include "amdxdna_pci_drv.h"
+
+/*
+ * Bind the driver base on (vendor_id, device_id) pair and later use the
+ * (device_id, rev_id) pair as a key to select the devices. The devices with
+ * same device_id have very similar interface to host driver.
+ */
+static const struct pci_device_id pci_ids[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, 0x1502) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, 0x17f0) },
+ {0}
+};
+
+MODULE_DEVICE_TABLE(pci, pci_ids);
+
+static const struct amdxdna_device_id amdxdna_ids[] = {
+ { 0x1502, 0x0, &dev_npu1_info },
+ { 0x17f0, 0x0, &dev_npu2_info },
+ { 0x17f0, 0x10, &dev_npu4_info },
+ { 0x17f0, 0x11, &dev_npu5_info },
+ {0}
+};
+
+DEFINE_DRM_ACCEL_FOPS(amdxdna_fops);
+
+const struct drm_driver amdxdna_drm_drv = {
+ .driver_features = DRIVER_GEM | DRIVER_COMPUTE_ACCEL |
+ DRIVER_SYNCOBJ | DRIVER_SYNCOBJ_TIMELINE,
+ .fops = &amdxdna_fops,
+ .name = "amdxdna_accel_driver",
+ .desc = "AMD XDNA DRM implementation",
+};
+
+static const struct amdxdna_dev_info *
+amdxdna_get_dev_info(struct pci_dev *pdev)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(amdxdna_ids); i++) {
+ if (pdev->device == amdxdna_ids[i].device &&
+ pdev->revision == amdxdna_ids[i].revision)
+ return amdxdna_ids[i].dev_info;
+ }
+ return NULL;
+}
+
+static int amdxdna_probe(struct pci_dev *pdev, const struct pci_device_id *id)
+{
+ struct amdxdna_dev *xdna;
+ int ret;
+
+ xdna = devm_drm_dev_alloc(&pdev->dev, &amdxdna_drm_drv, typeof(*xdna), ddev);
+ if (IS_ERR(xdna))
+ return PTR_ERR(xdna);
+
+ xdna->dev_info = amdxdna_get_dev_info(pdev);
+ if (!xdna->dev_info)
+ return -ENODEV;
+
+ drmm_mutex_init(&xdna->ddev, &xdna->dev_lock);
+ pci_set_drvdata(pdev, xdna);
+
+ mutex_lock(&xdna->dev_lock);
+ ret = xdna->dev_info->ops->init(xdna);
+ mutex_unlock(&xdna->dev_lock);
+ if (ret) {
+ XDNA_ERR(xdna, "Hardware init failed, ret %d", ret);
+ return ret;
+ }
+
+ ret = amdxdna_sysfs_init(xdna);
+ if (ret) {
+ XDNA_ERR(xdna, "Create amdxdna attrs failed: %d", ret);
+ goto failed_dev_fini;
+ }
+
+ ret = drm_dev_register(&xdna->ddev, 0);
+ if (ret) {
+ XDNA_ERR(xdna, "DRM register failed, ret %d", ret);
+ goto failed_sysfs_fini;
+ }
+
+ return 0;
+
+failed_sysfs_fini:
+ amdxdna_sysfs_fini(xdna);
+failed_dev_fini:
+ mutex_lock(&xdna->dev_lock);
+ xdna->dev_info->ops->fini(xdna);
+ mutex_unlock(&xdna->dev_lock);
+ return ret;
+}
+
+static void amdxdna_remove(struct pci_dev *pdev)
+{
+ struct amdxdna_dev *xdna = pci_get_drvdata(pdev);
+
+ drm_dev_unplug(&xdna->ddev);
+ amdxdna_sysfs_fini(xdna);
+
+ mutex_lock(&xdna->dev_lock);
+ xdna->dev_info->ops->fini(xdna);
+ mutex_unlock(&xdna->dev_lock);
+}
+
+static struct pci_driver amdxdna_pci_driver = {
+ .name = KBUILD_MODNAME,
+ .id_table = pci_ids,
+ .probe = amdxdna_probe,
+ .remove = amdxdna_remove,
+};
+
+module_pci_driver(amdxdna_pci_driver);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("XRT Team <runtimeca39d@amd.com>");
+MODULE_DESCRIPTION("amdxdna driver");
new file mode 100644
@@ -0,0 +1,76 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2022-2024, Advanced Micro Devices, Inc.
+ */
+
+#ifndef _AMDXDNA_PCI_DRV_H_
+#define _AMDXDNA_PCI_DRV_H_
+
+#define XDNA_INFO(xdna, fmt, args...) drm_info(&(xdna)->ddev, fmt, ##args)
+#define XDNA_WARN(xdna, fmt, args...) drm_warn(&(xdna)->ddev, "%s: "fmt, __func__, ##args)
+#define XDNA_ERR(xdna, fmt, args...) drm_err(&(xdna)->ddev, "%s: "fmt, __func__, ##args)
+#define XDNA_DBG(xdna, fmt, args...) drm_dbg(&(xdna)->ddev, fmt, ##args)
+#define XDNA_INFO_ONCE(xdna, fmt, args...) drm_info_once(&(xdna)->ddev, fmt, ##args)
+
+#define to_xdna_dev(drm_dev) \
+ ((struct amdxdna_dev *)container_of(drm_dev, struct amdxdna_dev, ddev))
+
+extern const struct drm_driver amdxdna_drm_drv;
+
+struct amdxdna_dev;
+
+/*
+ * struct amdxdna_dev_ops - Device hardware operation callbacks
+ */
+struct amdxdna_dev_ops {
+ int (*init)(struct amdxdna_dev *xdna);
+ void (*fini)(struct amdxdna_dev *xdna);
+};
+
+/*
+ * struct amdxdna_dev_info - Device hardware information
+ * Record device static information, like reg, mbox, PSP, SMU bar index
+ */
+struct amdxdna_dev_info {
+ int reg_bar;
+ int mbox_bar;
+ int sram_bar;
+ int psp_bar;
+ int smu_bar;
+ int device_type;
+ int first_col;
+ u32 dev_mem_buf_shift;
+ u64 dev_mem_base;
+ size_t dev_mem_size;
+ char *vbnv;
+ const struct amdxdna_dev_priv *dev_priv;
+ const struct amdxdna_dev_ops *ops;
+};
+
+struct amdxdna_dev {
+ struct drm_device ddev;
+ struct amdxdna_dev_hdl *dev_handle;
+ const struct amdxdna_dev_info *dev_info;
+
+ struct mutex dev_lock; /* per device lock */
+};
+
+/*
+ * struct amdxdna_device_id - PCI device info
+ */
+struct amdxdna_device_id {
+ unsigned short device;
+ u8 revision;
+ const struct amdxdna_dev_info *dev_info;
+};
+
+/* Add device info below */
+extern const struct amdxdna_dev_info dev_npu1_info;
+extern const struct amdxdna_dev_info dev_npu2_info;
+extern const struct amdxdna_dev_info dev_npu4_info;
+extern const struct amdxdna_dev_info dev_npu5_info;
+
+int amdxdna_sysfs_init(struct amdxdna_dev *xdna);
+void amdxdna_sysfs_fini(struct amdxdna_dev *xdna);
+
+#endif /* _AMDXDNA_PCI_DRV_H_ */
new file mode 100644
@@ -0,0 +1,51 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2023-2024, Advanced Micro Devices, Inc.
+ */
+
+#include <drm/drm_device.h>
+#include <drm/drm_print.h>
+
+#include "amdxdna_pci_drv.h"
+
+static ssize_t vbnv_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct amdxdna_dev *xdna = dev_get_drvdata(dev);
+
+ return sprintf(buf, "%s\n", xdna->dev_info->vbnv);
+}
+static DEVICE_ATTR_RO(vbnv);
+
+static ssize_t device_type_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct amdxdna_dev *xdna = dev_get_drvdata(dev);
+
+ return sprintf(buf, "%d\n", xdna->dev_info->device_type);
+}
+static DEVICE_ATTR_RO(device_type);
+
+static struct attribute *amdxdna_attrs[] = {
+ &dev_attr_device_type.attr,
+ &dev_attr_vbnv.attr,
+ NULL,
+};
+
+static struct attribute_group amdxdna_attr_group = {
+ .attrs = amdxdna_attrs,
+};
+
+int amdxdna_sysfs_init(struct amdxdna_dev *xdna)
+{
+ int ret;
+
+ ret = sysfs_create_group(&xdna->ddev.dev->kobj, &amdxdna_attr_group);
+ if (ret)
+ XDNA_ERR(xdna, "Create attr group failed");
+
+ return ret;
+}
+
+void amdxdna_sysfs_fini(struct amdxdna_dev *xdna)
+{
+ sysfs_remove_group(&xdna->ddev.dev->kobj, &amdxdna_attr_group);
+}
new file mode 100644
@@ -0,0 +1,99 @@
+// 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 <linux/sizes.h>
+
+#include "aie2_pci.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
+
+#define NPU1_RT_CFG_TYPE_PDI_LOAD 2
+#define NPU1_RT_CFG_VAL_PDI_LOAD_MGMT 0
+#define NPU1_RT_CFG_VAL_PDI_LOAD_APP 1
+
+#define NPU1_MPNPUCLK_FREQ_MAX 600
+#define NPU1_HCLK_FREQ_MAX 1024
+
+const struct amdxdna_dev_priv npu1_dev_priv = {
+ .fw_path = "amdnpu/1502_00/npu.sbin",
+ .protocol_major = 0x5,
+ .protocol_minor = 0x1,
+ .rt_config = {NPU1_RT_CFG_TYPE_PDI_LOAD, NPU1_RT_CFG_VAL_PDI_LOAD_APP},
+ .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),
+ },
+ .smu_mpnpuclk_freq_max = NPU1_MPNPUCLK_FREQ_MAX,
+ .smu_hclk_freq_max = NPU1_HCLK_FREQ_MAX,
+};
+
+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,
+};
new file mode 100644
@@ -0,0 +1,116 @@
+// 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 <linux/sizes.h>
+
+#include "aie2_pci.h"
+#include "amdxdna_pci_drv.h"
+
+/* NPU Public Registers on MpNPUAxiXbar (refer to Diag npu_registers.h) */
+#define MPNPU_PUB_SEC_INTR 0x3010060
+#define MPNPU_PUB_PWRMGMT_INTR 0x3010064
+#define MPNPU_PUB_SCRATCH0 0x301006C
+#define MPNPU_PUB_SCRATCH1 0x3010070
+#define MPNPU_PUB_SCRATCH2 0x3010074
+#define MPNPU_PUB_SCRATCH3 0x3010078
+#define MPNPU_PUB_SCRATCH4 0x301007C
+#define MPNPU_PUB_SCRATCH5 0x3010080
+#define MPNPU_PUB_SCRATCH6 0x3010084
+#define MPNPU_PUB_SCRATCH7 0x3010088
+#define MPNPU_PUB_SCRATCH8 0x301008C
+#define MPNPU_PUB_SCRATCH9 0x3010090
+#define MPNPU_PUB_SCRATCH10 0x3010094
+#define MPNPU_PUB_SCRATCH11 0x3010098
+#define MPNPU_PUB_SCRATCH12 0x301009C
+#define MPNPU_PUB_SCRATCH13 0x30100A0
+#define MPNPU_PUB_SCRATCH14 0x30100A4
+#define MPNPU_PUB_SCRATCH15 0x30100A8
+#define MP0_C2PMSG_73 0x3810A24
+#define MP0_C2PMSG_123 0x3810AEC
+
+#define MP1_C2PMSG_0 0x3B10900
+#define MP1_C2PMSG_60 0x3B109F0
+#define MP1_C2PMSG_61 0x3B109F4
+
+#define MPNPU_SRAM_X2I_MAILBOX_0 0x3600000
+#define MPNPU_SRAM_X2I_MAILBOX_15 0x361E000
+#define MPNPU_SRAM_X2I_MAILBOX_31 0x363E000
+#define MPNPU_SRAM_I2X_MAILBOX_31 0x363F000
+
+#define MMNPU_APERTURE0_BASE 0x3000000
+#define MMNPU_APERTURE1_BASE 0x3600000
+#define MMNPU_APERTURE3_BASE 0x3810000
+#define MMNPU_APERTURE4_BASE 0x3B10000
+
+/* PCIe BAR Index for NPU2 */
+#define NPU2_REG_BAR_INDEX 0
+#define NPU2_MBOX_BAR_INDEX 0
+#define NPU2_PSP_BAR_INDEX 4
+#define NPU2_SMU_BAR_INDEX 5
+#define NPU2_SRAM_BAR_INDEX 2
+/* Associated BARs and Apertures */
+#define NPU2_REG_BAR_BASE MMNPU_APERTURE0_BASE
+#define NPU2_MBOX_BAR_BASE MMNPU_APERTURE0_BASE
+#define NPU2_PSP_BAR_BASE MMNPU_APERTURE3_BASE
+#define NPU2_SMU_BAR_BASE MMNPU_APERTURE4_BASE
+#define NPU2_SRAM_BAR_BASE MMNPU_APERTURE1_BASE
+
+#define NPU2_RT_CFG_TYPE_PDI_LOAD 5
+#define NPU2_RT_CFG_VAL_PDI_LOAD_MGMT 0
+#define NPU2_RT_CFG_VAL_PDI_LOAD_APP 1
+
+#define NPU2_MPNPUCLK_FREQ_MAX 1267
+#define NPU2_HCLK_FREQ_MAX 1800
+
+const struct amdxdna_dev_priv npu2_dev_priv = {
+ .fw_path = "amdnpu/17f0_00/npu.sbin",
+ .protocol_major = 0x6,
+ .protocol_minor = 0x1,
+ .rt_config = {NPU2_RT_CFG_TYPE_PDI_LOAD, NPU2_RT_CFG_VAL_PDI_LOAD_APP},
+ .col_align = COL_ALIGN_NATURE,
+ .mbox_dev_addr = NPU2_MBOX_BAR_BASE,
+ .mbox_size = 0, /* Use BAR size */
+ .sram_dev_addr = NPU2_SRAM_BAR_BASE,
+ .sram_offs = {
+ DEFINE_BAR_OFFSET(MBOX_CHANN_OFF, NPU2_SRAM, MPNPU_SRAM_X2I_MAILBOX_0),
+ DEFINE_BAR_OFFSET(FW_ALIVE_OFF, NPU2_SRAM, MPNPU_SRAM_X2I_MAILBOX_15),
+ },
+ .psp_regs_off = {
+ DEFINE_BAR_OFFSET(PSP_CMD_REG, NPU2_PSP, MP0_C2PMSG_123),
+ DEFINE_BAR_OFFSET(PSP_ARG0_REG, NPU2_REG, MPNPU_PUB_SCRATCH3),
+ DEFINE_BAR_OFFSET(PSP_ARG1_REG, NPU2_REG, MPNPU_PUB_SCRATCH4),
+ DEFINE_BAR_OFFSET(PSP_ARG2_REG, NPU2_REG, MPNPU_PUB_SCRATCH9),
+ DEFINE_BAR_OFFSET(PSP_INTR_REG, NPU2_PSP, MP0_C2PMSG_73),
+ DEFINE_BAR_OFFSET(PSP_STATUS_REG, NPU2_PSP, MP0_C2PMSG_123),
+ DEFINE_BAR_OFFSET(PSP_RESP_REG, NPU2_REG, MPNPU_PUB_SCRATCH3),
+ },
+ .smu_regs_off = {
+ DEFINE_BAR_OFFSET(SMU_CMD_REG, NPU2_SMU, MP1_C2PMSG_0),
+ DEFINE_BAR_OFFSET(SMU_ARG_REG, NPU2_SMU, MP1_C2PMSG_60),
+ DEFINE_BAR_OFFSET(SMU_INTR_REG, NPU2_SMU, MMNPU_APERTURE4_BASE),
+ DEFINE_BAR_OFFSET(SMU_RESP_REG, NPU2_SMU, MP1_C2PMSG_61),
+ DEFINE_BAR_OFFSET(SMU_OUT_REG, NPU2_SMU, MP1_C2PMSG_60),
+ },
+ .smu_mpnpuclk_freq_max = NPU2_MPNPUCLK_FREQ_MAX,
+ .smu_hclk_freq_max = NPU2_HCLK_FREQ_MAX,
+};
+
+const struct amdxdna_dev_info dev_npu2_info = {
+ .reg_bar = NPU2_REG_BAR_INDEX,
+ .mbox_bar = NPU2_MBOX_BAR_INDEX,
+ .sram_bar = NPU2_SRAM_BAR_INDEX,
+ .psp_bar = NPU2_PSP_BAR_INDEX,
+ .smu_bar = NPU2_SMU_BAR_INDEX,
+ .first_col = 0,
+ .dev_mem_buf_shift = 15, /* 32 KiB aligned */
+ .dev_mem_base = AIE2_DEVM_BASE,
+ .dev_mem_size = AIE2_DEVM_SIZE,
+ .vbnv = "RyzenAI-npu2",
+ .device_type = AMDXDNA_DEV_TYPE_KMQ,
+ .dev_priv = &npu2_dev_priv,
+ .ops = &aie2_ops, /* NPU2 can share NPU1's callback */
+};
new file mode 100644
@@ -0,0 +1,116 @@
+// 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 <linux/sizes.h>
+
+#include "aie2_pci.h"
+#include "amdxdna_pci_drv.h"
+
+/* NPU Public Registers on MpNPUAxiXbar (refer to Diag npu_registers.h) */
+#define MPNPU_PUB_SEC_INTR 0x3010060
+#define MPNPU_PUB_PWRMGMT_INTR 0x3010064
+#define MPNPU_PUB_SCRATCH0 0x301006C
+#define MPNPU_PUB_SCRATCH1 0x3010070
+#define MPNPU_PUB_SCRATCH2 0x3010074
+#define MPNPU_PUB_SCRATCH3 0x3010078
+#define MPNPU_PUB_SCRATCH4 0x301007C
+#define MPNPU_PUB_SCRATCH5 0x3010080
+#define MPNPU_PUB_SCRATCH6 0x3010084
+#define MPNPU_PUB_SCRATCH7 0x3010088
+#define MPNPU_PUB_SCRATCH8 0x301008C
+#define MPNPU_PUB_SCRATCH9 0x3010090
+#define MPNPU_PUB_SCRATCH10 0x3010094
+#define MPNPU_PUB_SCRATCH11 0x3010098
+#define MPNPU_PUB_SCRATCH12 0x301009C
+#define MPNPU_PUB_SCRATCH13 0x30100A0
+#define MPNPU_PUB_SCRATCH14 0x30100A4
+#define MPNPU_PUB_SCRATCH15 0x30100A8
+#define MP0_C2PMSG_73 0x3810A24
+#define MP0_C2PMSG_123 0x3810AEC
+
+#define MP1_C2PMSG_0 0x3B10900
+#define MP1_C2PMSG_60 0x3B109F0
+#define MP1_C2PMSG_61 0x3B109F4
+
+#define MPNPU_SRAM_X2I_MAILBOX_0 0x3600000
+#define MPNPU_SRAM_X2I_MAILBOX_15 0x361E000
+#define MPNPU_SRAM_X2I_MAILBOX_31 0x363E000
+#define MPNPU_SRAM_I2X_MAILBOX_31 0x363F000
+
+#define MMNPU_APERTURE0_BASE 0x3000000
+#define MMNPU_APERTURE1_BASE 0x3600000
+#define MMNPU_APERTURE3_BASE 0x3810000
+#define MMNPU_APERTURE4_BASE 0x3B10000
+
+/* PCIe BAR Index for NPU4 */
+#define NPU4_REG_BAR_INDEX 0
+#define NPU4_MBOX_BAR_INDEX 0
+#define NPU4_PSP_BAR_INDEX 4
+#define NPU4_SMU_BAR_INDEX 5
+#define NPU4_SRAM_BAR_INDEX 2
+/* Associated BARs and Apertures */
+#define NPU4_REG_BAR_BASE MMNPU_APERTURE0_BASE
+#define NPU4_MBOX_BAR_BASE MMNPU_APERTURE0_BASE
+#define NPU4_PSP_BAR_BASE MMNPU_APERTURE3_BASE
+#define NPU4_SMU_BAR_BASE MMNPU_APERTURE4_BASE
+#define NPU4_SRAM_BAR_BASE MMNPU_APERTURE1_BASE
+
+#define NPU4_RT_CFG_TYPE_PDI_LOAD 5
+#define NPU4_RT_CFG_VAL_PDI_LOAD_MGMT 0
+#define NPU4_RT_CFG_VAL_PDI_LOAD_APP 1
+
+#define NPU4_MPNPUCLK_FREQ_MAX 1267
+#define NPU4_HCLK_FREQ_MAX 1800
+
+const struct amdxdna_dev_priv npu4_dev_priv = {
+ .fw_path = "amdnpu/17f0_10/npu.sbin",
+ .protocol_major = 0x6,
+ .protocol_minor = 0x1,
+ .rt_config = {NPU4_RT_CFG_TYPE_PDI_LOAD, NPU4_RT_CFG_VAL_PDI_LOAD_APP},
+ .col_align = COL_ALIGN_NATURE,
+ .mbox_dev_addr = NPU4_MBOX_BAR_BASE,
+ .mbox_size = 0, /* Use BAR size */
+ .sram_dev_addr = NPU4_SRAM_BAR_BASE,
+ .sram_offs = {
+ DEFINE_BAR_OFFSET(MBOX_CHANN_OFF, NPU4_SRAM, MPNPU_SRAM_X2I_MAILBOX_0),
+ DEFINE_BAR_OFFSET(FW_ALIVE_OFF, NPU4_SRAM, MPNPU_SRAM_X2I_MAILBOX_15),
+ },
+ .psp_regs_off = {
+ DEFINE_BAR_OFFSET(PSP_CMD_REG, NPU4_PSP, MP0_C2PMSG_123),
+ DEFINE_BAR_OFFSET(PSP_ARG0_REG, NPU4_REG, MPNPU_PUB_SCRATCH3),
+ DEFINE_BAR_OFFSET(PSP_ARG1_REG, NPU4_REG, MPNPU_PUB_SCRATCH4),
+ DEFINE_BAR_OFFSET(PSP_ARG2_REG, NPU4_REG, MPNPU_PUB_SCRATCH9),
+ DEFINE_BAR_OFFSET(PSP_INTR_REG, NPU4_PSP, MP0_C2PMSG_73),
+ DEFINE_BAR_OFFSET(PSP_STATUS_REG, NPU4_PSP, MP0_C2PMSG_123),
+ DEFINE_BAR_OFFSET(PSP_RESP_REG, NPU4_REG, MPNPU_PUB_SCRATCH3),
+ },
+ .smu_regs_off = {
+ DEFINE_BAR_OFFSET(SMU_CMD_REG, NPU4_SMU, MP1_C2PMSG_0),
+ DEFINE_BAR_OFFSET(SMU_ARG_REG, NPU4_SMU, MP1_C2PMSG_60),
+ DEFINE_BAR_OFFSET(SMU_INTR_REG, NPU4_SMU, MMNPU_APERTURE4_BASE),
+ DEFINE_BAR_OFFSET(SMU_RESP_REG, NPU4_SMU, MP1_C2PMSG_61),
+ DEFINE_BAR_OFFSET(SMU_OUT_REG, NPU4_SMU, MP1_C2PMSG_60),
+ },
+ .smu_mpnpuclk_freq_max = NPU4_MPNPUCLK_FREQ_MAX,
+ .smu_hclk_freq_max = NPU4_HCLK_FREQ_MAX,
+};
+
+const struct amdxdna_dev_info dev_npu4_info = {
+ .reg_bar = NPU4_REG_BAR_INDEX,
+ .mbox_bar = NPU4_MBOX_BAR_INDEX,
+ .sram_bar = NPU4_SRAM_BAR_INDEX,
+ .psp_bar = NPU4_PSP_BAR_INDEX,
+ .smu_bar = NPU4_SMU_BAR_INDEX,
+ .first_col = 0,
+ .dev_mem_buf_shift = 15, /* 32 KiB aligned */
+ .dev_mem_base = AIE2_DEVM_BASE,
+ .dev_mem_size = AIE2_DEVM_SIZE,
+ .vbnv = "RyzenAI-npu4",
+ .device_type = AMDXDNA_DEV_TYPE_KMQ,
+ .dev_priv = &npu4_dev_priv,
+ .ops = &aie2_ops, /* NPU4 can share NPU1's callback */
+};
new file mode 100644
@@ -0,0 +1,116 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2024, Advanced Micro Devices, Inc.
+ */
+
+#include <drm/amdxdna_accel.h>
+#include <drm/drm_device.h>
+#include <linux/sizes.h>
+
+#include "aie2_pci.h"
+#include "amdxdna_pci_drv.h"
+
+/* NPU Public Registers on MpNPUAxiXbar (refer to Diag npu_registers.h) */
+#define MPNPU_PUB_SEC_INTR 0x3010060
+#define MPNPU_PUB_PWRMGMT_INTR 0x3010064
+#define MPNPU_PUB_SCRATCH0 0x301006C
+#define MPNPU_PUB_SCRATCH1 0x3010070
+#define MPNPU_PUB_SCRATCH2 0x3010074
+#define MPNPU_PUB_SCRATCH3 0x3010078
+#define MPNPU_PUB_SCRATCH4 0x301007C
+#define MPNPU_PUB_SCRATCH5 0x3010080
+#define MPNPU_PUB_SCRATCH6 0x3010084
+#define MPNPU_PUB_SCRATCH7 0x3010088
+#define MPNPU_PUB_SCRATCH8 0x301008C
+#define MPNPU_PUB_SCRATCH9 0x3010090
+#define MPNPU_PUB_SCRATCH10 0x3010094
+#define MPNPU_PUB_SCRATCH11 0x3010098
+#define MPNPU_PUB_SCRATCH12 0x301009C
+#define MPNPU_PUB_SCRATCH13 0x30100A0
+#define MPNPU_PUB_SCRATCH14 0x30100A4
+#define MPNPU_PUB_SCRATCH15 0x30100A8
+#define MP0_C2PMSG_73 0x3810A24
+#define MP0_C2PMSG_123 0x3810AEC
+
+#define MP1_C2PMSG_0 0x3B10900
+#define MP1_C2PMSG_60 0x3B109F0
+#define MP1_C2PMSG_61 0x3B109F4
+
+#define MPNPU_SRAM_X2I_MAILBOX_0 0x3600000
+#define MPNPU_SRAM_X2I_MAILBOX_15 0x361E000
+#define MPNPU_SRAM_X2I_MAILBOX_31 0x363E000
+#define MPNPU_SRAM_I2X_MAILBOX_31 0x363F000
+
+#define MMNPU_APERTURE0_BASE 0x3000000
+#define MMNPU_APERTURE1_BASE 0x3600000
+#define MMNPU_APERTURE3_BASE 0x3810000
+#define MMNPU_APERTURE4_BASE 0x3B10000
+
+/* PCIe BAR Index for NPU5 */
+#define NPU5_REG_BAR_INDEX 0
+#define NPU5_MBOX_BAR_INDEX 0
+#define NPU5_PSP_BAR_INDEX 4
+#define NPU5_SMU_BAR_INDEX 5
+#define NPU5_SRAM_BAR_INDEX 2
+/* Associated BARs and Apertures */
+#define NPU5_REG_BAR_BASE MMNPU_APERTURE0_BASE
+#define NPU5_MBOX_BAR_BASE MMNPU_APERTURE0_BASE
+#define NPU5_PSP_BAR_BASE MMNPU_APERTURE3_BASE
+#define NPU5_SMU_BAR_BASE MMNPU_APERTURE4_BASE
+#define NPU5_SRAM_BAR_BASE MMNPU_APERTURE1_BASE
+
+#define NPU5_RT_CFG_TYPE_PDI_LOAD 5
+#define NPU5_RT_CFG_VAL_PDI_LOAD_MGMT 0
+#define NPU5_RT_CFG_VAL_PDI_LOAD_APP 1
+
+#define NPU5_MPNPUCLK_FREQ_MAX 1267
+#define NPU5_HCLK_FREQ_MAX 1800
+
+const struct amdxdna_dev_priv npu5_dev_priv = {
+ .fw_path = "amdnpu/17f0_11/npu.sbin",
+ .protocol_major = 0x6,
+ .protocol_minor = 0x1,
+ .rt_config = {NPU5_RT_CFG_TYPE_PDI_LOAD, NPU5_RT_CFG_VAL_PDI_LOAD_APP},
+ .col_align = COL_ALIGN_NATURE,
+ .mbox_dev_addr = NPU5_MBOX_BAR_BASE,
+ .mbox_size = 0, /* Use BAR size */
+ .sram_dev_addr = NPU5_SRAM_BAR_BASE,
+ .sram_offs = {
+ DEFINE_BAR_OFFSET(MBOX_CHANN_OFF, NPU5_SRAM, MPNPU_SRAM_X2I_MAILBOX_0),
+ DEFINE_BAR_OFFSET(FW_ALIVE_OFF, NPU5_SRAM, MPNPU_SRAM_X2I_MAILBOX_15),
+ },
+ .psp_regs_off = {
+ DEFINE_BAR_OFFSET(PSP_CMD_REG, NPU5_PSP, MP0_C2PMSG_123),
+ DEFINE_BAR_OFFSET(PSP_ARG0_REG, NPU5_REG, MPNPU_PUB_SCRATCH3),
+ DEFINE_BAR_OFFSET(PSP_ARG1_REG, NPU5_REG, MPNPU_PUB_SCRATCH4),
+ DEFINE_BAR_OFFSET(PSP_ARG2_REG, NPU5_REG, MPNPU_PUB_SCRATCH9),
+ DEFINE_BAR_OFFSET(PSP_INTR_REG, NPU5_PSP, MP0_C2PMSG_73),
+ DEFINE_BAR_OFFSET(PSP_STATUS_REG, NPU5_PSP, MP0_C2PMSG_123),
+ DEFINE_BAR_OFFSET(PSP_RESP_REG, NPU5_REG, MPNPU_PUB_SCRATCH3),
+ },
+ .smu_regs_off = {
+ DEFINE_BAR_OFFSET(SMU_CMD_REG, NPU5_SMU, MP1_C2PMSG_0),
+ DEFINE_BAR_OFFSET(SMU_ARG_REG, NPU5_SMU, MP1_C2PMSG_60),
+ DEFINE_BAR_OFFSET(SMU_INTR_REG, NPU5_SMU, MMNPU_APERTURE4_BASE),
+ DEFINE_BAR_OFFSET(SMU_RESP_REG, NPU5_SMU, MP1_C2PMSG_61),
+ DEFINE_BAR_OFFSET(SMU_OUT_REG, NPU5_SMU, MP1_C2PMSG_60),
+ },
+ .smu_mpnpuclk_freq_max = NPU5_MPNPUCLK_FREQ_MAX,
+ .smu_hclk_freq_max = NPU5_HCLK_FREQ_MAX,
+};
+
+const struct amdxdna_dev_info dev_npu5_info = {
+ .reg_bar = NPU5_REG_BAR_INDEX,
+ .mbox_bar = NPU5_MBOX_BAR_INDEX,
+ .sram_bar = NPU5_SRAM_BAR_INDEX,
+ .psp_bar = NPU5_PSP_BAR_INDEX,
+ .smu_bar = NPU5_SMU_BAR_INDEX,
+ .first_col = 0,
+ .dev_mem_buf_shift = 15, /* 32 KiB aligned */
+ .dev_mem_base = AIE2_DEVM_BASE,
+ .dev_mem_size = AIE2_DEVM_SIZE,
+ .vbnv = "RyzenAI-npu5",
+ .device_type = AMDXDNA_DEV_TYPE_KMQ,
+ .dev_priv = &npu5_dev_priv,
+ .ops = &aie2_ops,
+};
new file mode 100644
@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/*
+ * Copyright (C) 2022-2024, Advanced Micro Devices, Inc.
+ */
+
+#ifndef _UAPI_AMDXDNA_ACCEL_H_
+#define _UAPI_AMDXDNA_ACCEL_H_
+
+#include "drm.h"
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+enum amdxdna_device_type {
+ AMDXDNA_DEV_TYPE_UNKNOWN = -1,
+ AMDXDNA_DEV_TYPE_KMQ,
+};
+
+#if defined(__cplusplus)
+} /* extern c end */
+#endif
+
+#endif /* _UAPI_AMDXDNA_ACCEL_H_ */