From 550f4dd2ceddadfb2f21ec9237c88e701a2e49b3 Mon Sep 17 00:00:00 2001 From: Maciej Falkowski Date: Wed, 22 Oct 2025 12:53:48 +0200 Subject: [PATCH] accel/ivpu: Add support for Nova Lake's NPU Add support for NPU6 generation that will be present on Nova Lake CPUs. As with previous generations, it maintains compatibility so no bigger functional changes apart from removing deprecated call to soc_cpu_drive() function. Quiescing TOP_MMIO in SOC_CPU_NOC as part of boot procedure is no longer needed starting from 60XX. Remove soc_cpu_drive() call from NPU6 onward. The VPU_CPU_NOC_QREQN, VPU_CPU_NOC_QACCEPTN, and VPU_CPU_NOC_QDENY registers are deprecated and non-functional on 60XX. They will be removed in future generations. Signed-off-by: Karol Wachowski Reviewed-by: Jeff Hugo Signed-off-by: Maciej Falkowski Link: https://lore.kernel.org/r/20251022105348.2237273-1-maciej.falkowski@linux.intel.com --- drivers/accel/ivpu/ivpu_drv.c | 1 + drivers/accel/ivpu/ivpu_drv.h | 4 ++++ drivers/accel/ivpu/ivpu_fw.c | 2 ++ drivers/accel/ivpu/ivpu_hw_ip.c | 10 ++++++++++ 4 files changed, 17 insertions(+) diff --git a/drivers/accel/ivpu/ivpu_drv.c b/drivers/accel/ivpu/ivpu_drv.c index 1792d0bbec711..c6fe7a4089126 100644 --- a/drivers/accel/ivpu/ivpu_drv.c +++ b/drivers/accel/ivpu/ivpu_drv.c @@ -707,6 +707,7 @@ static struct pci_device_id ivpu_pci_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_LNL) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_PTL_P) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_WCL) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_NVL) }, { } }; MODULE_DEVICE_TABLE(pci, ivpu_pci_ids); diff --git a/drivers/accel/ivpu/ivpu_drv.h b/drivers/accel/ivpu/ivpu_drv.h index 62ab1c654e634..98b274a8567f0 100644 --- a/drivers/accel/ivpu/ivpu_drv.h +++ b/drivers/accel/ivpu/ivpu_drv.h @@ -27,6 +27,7 @@ #define PCI_DEVICE_ID_LNL 0x643e #define PCI_DEVICE_ID_PTL_P 0xb03e #define PCI_DEVICE_ID_WCL 0xfd3e +#define PCI_DEVICE_ID_NVL 0xd71d #define IVPU_HW_IP_37XX 37 #define IVPU_HW_IP_40XX 40 @@ -245,6 +246,8 @@ static inline int ivpu_hw_ip_gen(struct ivpu_device *vdev) case PCI_DEVICE_ID_PTL_P: case PCI_DEVICE_ID_WCL: return IVPU_HW_IP_50XX; + case PCI_DEVICE_ID_NVL: + return IVPU_HW_IP_60XX; default: dump_stack(); ivpu_err(vdev, "Unknown NPU IP generation\n"); @@ -261,6 +264,7 @@ static inline int ivpu_hw_btrs_gen(struct ivpu_device *vdev) case PCI_DEVICE_ID_LNL: case PCI_DEVICE_ID_PTL_P: case PCI_DEVICE_ID_WCL: + case PCI_DEVICE_ID_NVL: return IVPU_HW_BTRS_LNL; default: dump_stack(); diff --git a/drivers/accel/ivpu/ivpu_fw.c b/drivers/accel/ivpu/ivpu_fw.c index be1290be77fd8..aa032b39dbe30 100644 --- a/drivers/accel/ivpu/ivpu_fw.c +++ b/drivers/accel/ivpu/ivpu_fw.c @@ -56,12 +56,14 @@ static struct { { IVPU_HW_IP_40XX, "intel/vpu/vpu_40xx_v0.0.bin" }, { IVPU_HW_IP_50XX, "intel/vpu/vpu_50xx_v1.bin" }, { IVPU_HW_IP_50XX, "intel/vpu/vpu_50xx_v0.0.bin" }, + { IVPU_HW_IP_60XX, "intel/vpu/vpu_60xx_v1.bin" }, }; /* Production fw_names from the table above */ MODULE_FIRMWARE("intel/vpu/vpu_37xx_v1.bin"); MODULE_FIRMWARE("intel/vpu/vpu_40xx_v1.bin"); MODULE_FIRMWARE("intel/vpu/vpu_50xx_v1.bin"); +MODULE_FIRMWARE("intel/vpu/vpu_60xx_v1.bin"); static int ivpu_fw_request(struct ivpu_device *vdev) { diff --git a/drivers/accel/ivpu/ivpu_hw_ip.c b/drivers/accel/ivpu/ivpu_hw_ip.c index 2bf9882ab52e2..06aa1e7dc50b1 100644 --- a/drivers/accel/ivpu/ivpu_hw_ip.c +++ b/drivers/accel/ivpu/ivpu_hw_ip.c @@ -691,6 +691,13 @@ static void pwr_island_delay_set(struct ivpu_device *vdev) status = high ? 46 : 3; break; + case PCI_DEVICE_ID_NVL: + post = high ? 198 : 17; + post1 = 0; + post2 = high ? 198 : 17; + status = 0; + break; + default: dump_stack(); ivpu_err(vdev, "Unknown device ID\n"); @@ -889,6 +896,9 @@ static int soc_cpu_drive_40xx(struct ivpu_device *vdev, bool enable) static int soc_cpu_enable(struct ivpu_device *vdev) { + if (ivpu_hw_ip_gen(vdev) >= IVPU_HW_IP_60XX) + return 0; + return soc_cpu_drive_40xx(vdev, true); } -- 2.47.3