/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __NVKM_DEVICE_TEGRA_H__ #define __NVKM_DEVICE_TEGRA_H__ #include <core/device.h> #include <core/mm.h> struct nvkm_device_tegra { const struct nvkm_device_tegra_func *func; struct nvkm_device device; struct platform_device *pdev; int irq; struct reset_control *rst; struct clk *clk; struct clk *clk_ref; struct clk *clk_pwr; struct regulator *vdd; struct { /* * Protects accesses to mm from subsystems */ struct mutex mutex; struct nvkm_mm mm; struct iommu_domain *domain; unsigned long pgshift; } iommu; int gpu_speedo; int gpu_speedo_id; }; struct nvkm_device_tegra_func { /* * If an IOMMU is used, indicates which address bit will trigger a * IOMMU translation when set (when this bit is not set, IOMMU is * bypassed). A value of 0 means an IOMMU is never used. */ u8 iommu_bit; /* * Whether the chip requires a reference clock */ bool require_ref_clk; /* * Whether the chip requires the VDD regulator */ bool require_vdd; }; int nvkm_device_tegra_new(const struct nvkm_device_tegra_func *, struct platform_device *, const char *cfg, const char *dbg, bool detect, bool mmio, u64 subdev_mask, struct nvkm_device **); #endif