diff --git a/drivers/gpu/host1x-nvhost/nvhost.c b/drivers/gpu/host1x-nvhost/nvhost.c index 6b3120b0..49407ed9 100644 --- a/drivers/gpu/host1x-nvhost/nvhost.c +++ b/drivers/gpu/host1x-nvhost/nvhost.c @@ -1,7 +1,5 @@ // SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (c) 2022-2023, NVIDIA Corporation. All rights reserved. - */ +// SPDX-FileCopyrightText: Copyright (c) 2022-2024 NVIDIA CORPORATION & AFFILIATES. All Rights Reserved. #include @@ -545,7 +543,6 @@ int flcn_intr_init(struct platform_device *pdev) return -ENXIO; } - spin_lock_init(&pdata->mirq_lock); ret = devm_request_irq(&pdev->dev, pdata->irq, flcn_isr, 0, dev_name(&pdev->dev), pdev); if (ret) { diff --git a/include/linux/nvhost.h b/include/linux/nvhost.h index 1a59bd6d..5bee102b 100644 --- a/include/linux/nvhost.h +++ b/include/linux/nvhost.h @@ -1,7 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (c) 2009-2023, NVIDIA Corporation. All rights reserved. - */ +/* SPDX-FileCopyrightText: Copyright (c) 2009-2024 NVIDIA CORPORATION & AFFILIATES. All Rights Reserved. */ #ifndef __LINUX_NVHOST_H #define __LINUX_NVHOST_H @@ -9,88 +7,23 @@ #include #include #include -#include -#include -#include -#include -#include -#include - -#include - -#ifdef CONFIG_TEGRA_HOST1X #include -#endif +#include -#if IS_ENABLED(CONFIG_TEGRA_GRHOST) && IS_ENABLED(CONFIG_TEGRA_HOST1X) -#error "Unable to enable TEGRA_GRHOST or TEGRA_HOST1X at the same time!" -#endif - -struct tegra_bwmgr_client; - -struct nvhost_channel; -struct nvhost_master; -struct nvhost_cdma; -struct nvhost_hwctx; -struct nvhost_device_power_attr; -struct nvhost_device_profile; -struct mem_mgr; -struct nvhost_as_moduleops; struct nvhost_ctrl_sync_fence_info; -struct nvhost_sync_timeline; -struct nvhost_sync_pt; -enum nvdev_fence_kind; -struct nvdev_fence; -struct sync_pt; -struct dma_fence; struct nvhost_fence; +struct nvhost_job; #define NVHOST_MODULE_MAX_CLOCKS 8 -#define NVHOST_MODULE_MAX_SYNCPTS 16 -#define NVHOST_MODULE_MAX_WAITBASES 3 -#define NVHOST_MODULE_MAX_MODMUTEXES 5 #define NVHOST_MODULE_MAX_IORESOURCE_MEM 5 -#define NVHOST_NAME_SIZE 24 -#define NVSYNCPT_INVALID (-1) - -#define NVSYNCPT_AVP_0 (10) /* t20, t30, t114, t148 */ -#define NVSYNCPT_3D (22) /* t20, t30, t114, t148 */ -#define NVSYNCPT_VBLANK0 (26) /* t20, t30, t114, t148 */ -#define NVSYNCPT_VBLANK1 (27) /* t20, t30, t114, t148 */ - -#define NVMODMUTEX_ISP_0 (1) /* t124, t132, t210 */ -#define NVMODMUTEX_ISP_1 (2) /* t124, t132, t210 */ -#define NVMODMUTEX_NVJPG (3) /* t210 */ -#define NVMODMUTEX_NVDEC (4) /* t210 */ -#define NVMODMUTEX_MSENC (5) /* t124, t132, t210 */ -#define NVMODMUTEX_TSECA (6) /* t124, t132, t210 */ -#define NVMODMUTEX_TSECB (7) /* t124, t132, t210 */ -#define NVMODMUTEX_VI (8) /* t124, t132, t210 */ -#define NVMODMUTEX_VI_0 (8) /* t148 */ -#define NVMODMUTEX_VIC (10) /* t124, t132, t210 */ -#define NVMODMUTEX_VI_1 (11) /* t124, t132, t210 */ - -enum nvhost_power_sysfs_attributes { - NVHOST_POWER_SYSFS_ATTRIB_AUTOSUSPEND_DELAY, - NVHOST_POWER_SYSFS_ATTRIB_FORCE_ON, - NVHOST_POWER_SYSFS_ATTRIB_MAX -}; struct nvhost_notification { struct { /* 0000- */ __u32 nanoseconds[2]; /* nanoseconds since Jan. 1, 1970 */ } time_stamp; /* -0007 */ __u32 info32; /* info returned depends on method 0008-000b */ -#define NVHOST_CHANNEL_FIFO_ERROR_IDLE_TIMEOUT 8 -#define NVHOST_CHANNEL_GR_ERROR_SW_NOTIFY 13 -#define NVHOST_CHANNEL_GR_SEMAPHORE_TIMEOUT 24 -#define NVHOST_CHANNEL_GR_ILLEGAL_NOTIFY 25 -#define NVHOST_CHANNEL_FIFO_ERROR_MMU_ERR_FLT 31 -#define NVHOST_CHANNEL_PBDMA_ERROR 32 -#define NVHOST_CHANNEL_RESETCHANNEL_VERIF_ERROR 43 __u16 info16; /* info returned depends on method 000c-000d */ __u16 status; /* user sets bit 15, NV sets status 000e-000f */ -#define NVHOST_CHANNEL_SUBMIT_TIMEOUT 1 }; struct nvhost_gating_register { @@ -99,18 +32,8 @@ struct nvhost_gating_register { u32 disable; }; -struct nvhost_actmon_register { - u32 addr; - u32 val; -}; - enum tegra_emc_request_type { TEGRA_SET_EMC_FLOOR, /* lower bound */ - TEGRA_SET_EMC_CAP, /* upper bound */ - TEGRA_SET_EMC_ISO_CAP, /* upper bound that affects ISO Bw */ - TEGRA_SET_EMC_SHARED_BW, /* shared bw request */ - TEGRA_SET_EMC_SHARED_BW_ISO, /* for use by ISO Mgr only */ - TEGRA_SET_EMC_REQ_COUNT /* Should always be last */ }; struct nvhost_clock { @@ -138,16 +61,8 @@ struct nvhost_vm_hwid { * Please make sure each entry below has same value as set in above file. */ enum nvhost_module_identifier { - /* Specifies external memory (DDR RAM, etc) */ NVHOST_MODULE_ID_EXTERNAL_MEMORY_CONTROLLER = 75, - - /* Specifies CBUS floor client module */ - NVHOST_MODULE_ID_CBUS_FLOOR = 119, - - /* Specifies shared EMC client module */ - NVHOST_MODULE_ID_EMC_SHARED, - NVHOST_MODULE_ID_MAX }; enum nvhost_resource_policy { @@ -157,45 +72,24 @@ enum nvhost_resource_policy { struct nvhost_device_data { int version; /* ip version number of device */ - int id; /* Separates clients of same hw */ void __iomem *aperture[NVHOST_MODULE_MAX_IORESOURCE_MEM]; - struct device_dma_parameters dma_parms; - u32 modulemutexes[NVHOST_MODULE_MAX_MODMUTEXES]; u32 moduleid; /* Module id for user space API */ /* interrupt ISR routine for falcon based engines */ int (*flcn_isr)(struct platform_device *dev); int irq; int module_irq; /* IRQ bit from general intr reg for module intr */ - spinlock_t mirq_lock; /* spin lock for module irq */ bool self_config_flcn_isr; /* skip setting up falcon interrupts */ - /* Should we toggle the engine SLCG when we turn on the domain? */ - bool poweron_toggle_slcg; - - /* Flag to set SLCG notifier (for the modules other than VIC) */ - bool slcg_notifier_enable; - - /* Used to serialize channel when map-at-submit is used w/o mlocks */ - u32 last_submit_syncpt_id; - u32 last_submit_syncpt_value; - - bool power_on; /* If module is powered on */ - u32 class; /* Device class */ - bool exclusive; /* True if only one user at a time */ bool keepalive; /* Do not power gate when opened */ bool serialize; /* Serialize submits in the channel */ bool push_work_done; /* Push_op done into push buffer */ bool poweron_reset; /* Reset the engine before powerup */ - bool virtual_dev; /* True if virtualized device */ char *devfs_name; /* Name in devfs */ char *devfs_name_family; /* Core of devfs name */ - /* Support aborting the channel with close(channel_fd) */ - bool support_abort_on_close; - char *firmware_name; /* Name of firmware */ bool firmware_not_in_subdir; /* Firmware is not located in chip subdirectory */ @@ -209,26 +103,12 @@ struct nvhost_device_data { struct nvhost_gating_register *engine_cg_regs; int num_clks; /* Number of clocks opened for dev */ -#if IS_ENABLED(CONFIG_TEGRA_GRHOST) - struct clk *clk[NVHOST_MODULE_MAX_CLOCKS]; -#else struct clk_bulk_data *clks; -#endif struct mutex lock; /* Power management lock */ - struct list_head client_list; /* List of clients and rate requests */ int num_channels; /* Max num of channel supported */ - int num_mapped_chs; /* Num of channel mapped to device */ int num_ppc; /* Number of pixels per clock cycle */ - - /* device node for channel operations */ dev_t cdev_region; - struct device *node; - struct cdev cdev; - - /* Address space device node */ - struct device *as_node; - struct cdev as_cdev; /* device node for ctrl block */ struct class *nvhost_class; @@ -236,89 +116,21 @@ struct nvhost_device_data { struct cdev ctrl_cdev; const struct file_operations *ctrl_ops; /* ctrl ops for the module */ - /* address space operations */ - const struct nvhost_as_moduleops *as_ops; - - struct kobject *power_kobj; /* kobject to hold power sysfs entries */ - struct nvhost_device_power_attr *power_attrib; /* sysfs attributes */ - /* kobject to hold clk_cap sysfs entries */ struct kobject clk_cap_kobj; struct kobj_attribute *clk_cap_attrs; struct dentry *debugfs; /* debugfs directory */ - u32 nvhost_timeout_default; - - /* Data for devfreq usage */ - struct devfreq *power_manager; - /* Private device profile data */ - struct nvhost_device_profile *power_profile; - /* Should we read load estimate from hardware? */ - bool actmon_enabled; - /* Should we do linear emc scaling? */ - bool linear_emc; - /* Offset to actmon registers */ - u32 actmon_regs; - /* WEIGHT_COUNT of actmon */ - u32 actmon_weight_count; - struct nvhost_actmon_register *actmon_setting_regs; - /* Devfreq governor name */ - const char *devfreq_governor; - unsigned long *freq_table; - /* Marks if the device is booted when pm runtime is disabled */ bool booted; - /* Should be marked as true if nvhost shouldn't create device nodes */ - bool kernel_only; - void *private_data; /* private platform data */ void *falcon_data; /* store the falcon info */ struct platform_device *pdev; /* owner platform_device */ - void *virt_priv; /* private data for virtualized dev */ -#if IS_ENABLED(CONFIG_TEGRA_HOST1X) struct host1x *host1x; /* host1x device */ -#endif - - struct mutex no_poweroff_req_mutex; - struct dev_pm_qos_request no_poweroff_req; - int no_poweroff_req_count; - - struct nvhost_scale_emc_mapping *dev_emc_map; - - struct notifier_block toggle_slcg_notifier; - - struct rw_semaphore busy_lock; - bool forced_idle; /* Finalize power on. Can be used for context restore. */ int (*finalize_poweron)(struct platform_device *dev); - /* Called each time we enter the class */ - int (*init_class_context)(struct platform_device *dev, - struct nvhost_cdma *cdma); - - /* - * Reset the unit. Used for timeout recovery, resetting the unit on - * probe and when un-powergating. - */ - void (*reset)(struct platform_device *dev); - - /* Device is busy. */ - void (*busy)(struct platform_device *); - - /* Device is idle. */ - void (*idle)(struct platform_device *); - - /* Scaling init is run on device registration */ - void (*scaling_init)(struct platform_device *dev); - - /* Scaling deinit is called on device unregistration */ - void (*scaling_deinit)(struct platform_device *dev); - - /* Postscale callback is called after frequency change */ - void (*scaling_post_cb)(struct nvhost_device_profile *profile, - unsigned long freq); - /* Preparing for power off. Used for context save. */ int (*prepare_poweroff)(struct platform_device *dev); @@ -329,63 +141,28 @@ struct nvhost_device_data { unsigned long pixel_rate, unsigned long bw_rate); - /* Called after successful client device init. This can - * be used in cases where the hardware specifics differ - * between hardware revisions */ - int (*hw_init)(struct platform_device *dev); - /* Used to add platform specific masks on reloc address */ dma_addr_t (*get_reloc_phys_addr)(dma_addr_t phys_addr, u32 reloc_type); - /* Allocates a context handler for the device */ - struct nvhost_hwctx_handler *(*alloc_hwctx_handler)(u32 syncpt, - struct nvhost_channel *ch); - /* engine specific init functions */ int (*pre_virt_init)(struct platform_device *pdev); int (*post_virt_init)(struct platform_device *pdev); - /* engine specific functions */ - int (*memory_init)(struct platform_device *pdev); - - phys_addr_t carveout_addr; - phys_addr_t carveout_size; - /* Information related to engine-side synchronization */ void *syncpt_unit_interface; u64 transcfg_addr; u32 transcfg_val; - u64 mamask_addr; - u32 mamask_val; - u64 borps_addr; - u32 borps_val; struct nvhost_vm_hwid vm_regs[13]; - /* Actmon IRQ from hintstatus_r */ - unsigned int actmon_irq; - - /* Is the device already forced on? */ - bool forced_on; - /* Should we map channel at submit time? */ bool resource_policy; - /* Should we enable context isolation for this device? */ bool isolate_contexts; - /* channel user context list */ - struct mutex userctx_list_lock; - struct list_head userctx_list; - /* reset control for this device */ struct reset_control *reset_control; - /* For loadable nvgpu module, we dynamically assign function - * pointer of gk20a_debug_dump_device once the module loads */ - void *debug_dump_data; - void (*debug_dump_device)(void *dev); - /* icc client id for emc requests */ int icc_id; @@ -394,58 +171,14 @@ struct nvhost_device_data { /* bandwidth manager client id for emc requests */ int bwmgr_client_id; - - /* bandwidth manager handle */ - struct tegra_bwmgr_client *bwmgr_handle; - - /* number of frames mlock can be locked for */ - u32 mlock_timeout_factor; - - /* eventlib id for the device */ - int eventlib_id; - - /* deliver task timestamps for falcon */ - void (*enable_timestamps)(struct platform_device *pdev, - struct nvhost_cdma *cdma, dma_addr_t timestamp_addr); - - /* enable risc-v boot */ - bool enable_riscv_boot; - - /* store the risc-v info */ - void *riscv_data; - - /* name of riscv descriptor binary */ - char *riscv_desc_bin; - - /* name of riscv image binary */ - char *riscv_image_bin; - - /* Flag to enable the debugfs to query module usage */ - bool enable_usage_debugfs; - - /* Module clock cycles per actmon sample */ - u32 cycles_per_actmon_sample; }; - static inline struct nvhost_device_data *nvhost_get_devdata(struct platform_device *pdev) { return (struct nvhost_device_data *)platform_get_drvdata(pdev); } -static inline bool nvhost_dev_is_virtual(struct platform_device *pdev) -{ - struct nvhost_device_data *pdata = platform_get_drvdata(pdev); - - return pdata->virtual_dev; -} - -struct nvhost_device_power_attr { - struct platform_device *ndev; - struct kobj_attribute power_attr[NVHOST_POWER_SYSFS_ATTRIB_MAX]; -}; - int flcn_intr_init(struct platform_device *pdev); int flcn_reload_fw(struct platform_device *pdev); int nvhost_flcn_prepare_poweroff(struct platform_device *pdev); @@ -491,7 +224,6 @@ dma_addr_t nvhost_syncpt_address(struct platform_device *engine_pdev, u32 id); int nvhost_syncpt_unit_interface_init(struct platform_device *pdev); void nvhost_syncpt_unit_interface_deinit(struct platform_device *pdev); -#ifdef CONFIG_TEGRA_HOST1X /* public host1x interrupt management APIs */ int nvhost_intr_register_notifier(struct platform_device *pdev, u32 id, u32 thresh, @@ -501,13 +233,6 @@ int nvhost_intr_register_notifier(struct platform_device *pdev, /* public host1x sync-point management APIs */ struct host1x *nvhost_get_host1x(struct platform_device *pdev); -static inline struct flcn *get_flcn(struct platform_device *pdev) -{ - struct nvhost_device_data *pdata = platform_get_drvdata(pdev); - - return pdata ? pdata->falcon_data : NULL; -} - static inline int nvhost_module_set_rate(struct platform_device *dev, void *priv, unsigned long constraint, int index, unsigned long attr) @@ -522,19 +247,6 @@ static inline int nvhost_module_add_client(struct platform_device *dev, void *pr static inline void nvhost_module_remove_client(struct platform_device *dev, void *priv) { } -static inline int nvhost_syncpt_get_cv_dev_address_table(struct platform_device *engine_pdev, - int *count, dma_addr_t **table) -{ - return -ENODEV; -} - -static inline const struct firmware * -nvhost_client_request_firmware(struct platform_device *dev, - const char *fw_name, bool warn) -{ - return NULL; -} - static inline void nvhost_debug_dump_device(struct platform_device *pdev) { } @@ -557,35 +269,8 @@ static inline int nvhost_fence_foreach_pt( return -EOPNOTSUPP; } -static inline struct nvhost_job *nvhost_job_alloc(struct nvhost_channel *ch, - int num_cmdbufs, int num_relocs, int num_waitchks, - int num_syncpts) -{ - return NULL; -} - static inline void nvhost_job_put(struct nvhost_job *job) {} -static inline int nvhost_job_add_client_gather_address(struct nvhost_job *job, - u32 num_words, u32 class_id, dma_addr_t gather_address) -{ - return -EOPNOTSUPP; -} - -static inline int nvhost_channel_map(struct nvhost_device_data *pdata, - struct nvhost_channel **ch, - void *identifier) -{ - return -EOPNOTSUPP; -} - -static inline int nvhost_channel_submit(struct nvhost_job *job) -{ - return -EOPNOTSUPP; -} - -static inline void nvhost_putchannel(struct nvhost_channel *ch, int cnt) {} - static inline struct nvhost_fence *nvhost_fence_get(int fd) { return NULL; @@ -593,11 +278,6 @@ static inline struct nvhost_fence *nvhost_fence_get(int fd) static inline void nvhost_fence_put(struct nvhost_fence *fence) {} -static inline int nvhost_fence_num_pts(struct nvhost_fence *fence) -{ - return 0; -} - static inline dma_addr_t nvhost_t194_get_reloc_phys_addr(dma_addr_t phys_addr, u32 reloc_type) { @@ -610,345 +290,4 @@ static inline dma_addr_t nvhost_t23x_get_reloc_phys_addr(dma_addr_t phys_addr, return 0; } -static inline void nvhost_eventlib_log_task(struct platform_device *pdev, - u32 syncpt_id, - u32 syncpt_thres, - u64 timestamp_start, - u64 timestamp_end) -{ -} - -static inline void nvhost_eventlib_log_submit(struct platform_device *pdev, - u32 syncpt_id, - u32 syncpt_thresh, - u64 timestamp) -{ -} - -static inline void nvhost_eventlib_log_fences(struct platform_device *pdev, - u32 task_syncpt_id, - u32 task_syncpt_thresh, - struct nvdev_fence *fences, - u8 num_fences, - enum nvdev_fence_kind kind, - u64 timestamp) -{ -} -#else -/* public host1x interrupt management APIs */ -int nvhost_intr_register_notifier(struct platform_device *pdev, - u32 id, u32 thresh, - void (*callback)(void *, int), - void *private_data); - -#ifdef CONFIG_DEBUG_FS -void nvhost_register_dump_device( - struct platform_device *dev, - void (*nvgpu_debug_dump_device)(void *), - void *data); -void nvhost_unregister_dump_device(struct platform_device *dev); -#else -static inline void nvhost_register_dump_device( - struct platform_device *dev, - void (*nvgpu_debug_dump_device)(void *), - void *data) -{ -} - -static inline void nvhost_unregister_dump_device(struct platform_device *dev) -{ -} -#endif - -void host1x_channel_writel(struct nvhost_channel *ch, u32 r, u32 v); -u32 host1x_channel_readl(struct nvhost_channel *ch, u32 r); - -void host1x_sync_writel(struct nvhost_master *dev, u32 r, u32 v); -u32 host1x_sync_readl(struct nvhost_master *dev, u32 r); - -/* public host1x power management APIs */ -bool nvhost_module_powered_ext(struct platform_device *dev); -/* This power ON only host1x and doesn't power ON module */ -int nvhost_module_busy_ext(struct platform_device *dev); -/* This power OFF only host1x and doesn't power OFF module */ -void nvhost_module_idle_ext(struct platform_device *dev); - - /* Public PM nvhost APIs. */ -/* This power ON both host1x and module */ -int nvhost_module_busy(struct platform_device *dev); -/* This power OFF both host1x and module */ -void nvhost_module_idle(struct platform_device *dev); - -/* public api to register/unregister a subdomain */ -void nvhost_register_client_domain(struct generic_pm_domain *domain); -void nvhost_unregister_client_domain(struct generic_pm_domain *domain); - -int nvhost_module_add_client(struct platform_device *dev, - void *priv); -void nvhost_module_remove_client(struct platform_device *dev, - void *priv); - -int nvhost_module_set_rate(struct platform_device *dev, void *priv, - unsigned long constraint, int index, unsigned long attr); - -/* public APIs required to submit in-kernel work */ -int nvhost_channel_map(struct nvhost_device_data *pdata, - struct nvhost_channel **ch, - void *identifier); -void nvhost_putchannel(struct nvhost_channel *ch, int cnt); -/* Allocate memory for a job. Just enough memory will be allocated to - * accomodate the submit announced in submit header. - */ -struct nvhost_job *nvhost_job_alloc(struct nvhost_channel *ch, - int num_cmdbufs, int num_relocs, int num_waitchks, - int num_syncpts); -/* Decrement reference job, free if goes to zero. */ -void nvhost_job_put(struct nvhost_job *job); - -/* Add a gather with IOVA address to job */ -int nvhost_job_add_client_gather_address(struct nvhost_job *job, - u32 num_words, u32 class_id, dma_addr_t gather_address); -int nvhost_channel_submit(struct nvhost_job *job); - -/* public host1x sync-point management APIs */ -u32 nvhost_get_syncpt_client_managed(struct platform_device *pdev, - const char *syncpt_name); -void nvhost_syncpt_get_ref_ext(struct platform_device *pdev, u32 id); -const char *nvhost_syncpt_get_name(struct platform_device *dev, int id); -void nvhost_syncpt_cpu_incr_ext(struct platform_device *dev, u32 id); -int nvhost_syncpt_read_ext_check(struct platform_device *dev, u32 id, u32 *val); -int nvhost_syncpt_wait_timeout_ext(struct platform_device *dev, u32 id, u32 thresh, - unsigned long timeout, u32 *value, struct timespec64 *ts); -int nvhost_syncpt_create_fence_single_ext(struct platform_device *dev, - u32 id, u32 thresh, const char *name, int *fence_fd); -void nvhost_syncpt_set_min_eq_max_ext(struct platform_device *dev, u32 id); -int nvhost_syncpt_nb_pts_ext(struct platform_device *dev); -bool nvhost_syncpt_is_valid_pt_ext(struct platform_device *dev, u32 id); -u32 nvhost_syncpt_read_minval(struct platform_device *dev, u32 id); -void nvhost_syncpt_set_maxval(struct platform_device *dev, u32 id, u32 val); -int nvhost_syncpt_fd_get_ext(int fd, struct platform_device *pdev, u32 *id); - -void nvhost_eventlib_log_task(struct platform_device *pdev, - u32 syncpt_id, - u32 syncpt_thres, - u64 timestamp_start, - u64 timestamp_end); - -void nvhost_eventlib_log_submit(struct platform_device *pdev, - u32 syncpt_id, - u32 syncpt_thresh, - u64 timestamp); - -void nvhost_eventlib_log_fences(struct platform_device *pdev, - u32 task_syncpt_id, - u32 task_syncpt_thresh, - struct nvdev_fence *fences, - u8 num_fences, - enum nvdev_fence_kind kind, - u64 timestamp); - -dma_addr_t nvhost_t194_get_reloc_phys_addr(dma_addr_t phys_addr, - u32 reloc_type); -dma_addr_t nvhost_t23x_get_reloc_phys_addr(dma_addr_t phys_addr, - u32 reloc_type); - -/* public host1x interrupt management APIs */ -int nvhost_intr_register_fast_notifier(struct platform_device *pdev, - u32 id, u32 thresh, - void (*callback)(void *, int), - void *private_data); - -#if IS_ENABLED(CONFIG_TEGRA_GRHOST) && defined(CONFIG_DEBUG_FS) -void nvhost_debug_dump_device(struct platform_device *pdev); -#else -static inline void nvhost_debug_dump_device(struct platform_device *pdev) -{ -} -#endif - -#if IS_ENABLED(CONFIG_TEGRA_GRHOST) -const struct firmware * -nvhost_client_request_firmware(struct platform_device *dev, - const char *fw_name, bool warn); -#else -static inline const struct firmware * -nvhost_client_request_firmware(struct platform_device *dev, - const char *fw_name, bool warn) -{ - return NULL; -} -#endif - -#if IS_ENABLED(CONFIG_TEGRA_GRHOST_SYNC) - -int nvhost_fence_foreach_pt( - struct nvhost_fence *fence, - int (*iter)(struct nvhost_ctrl_sync_fence_info, void *), - void *data); - -int nvhost_fence_get_pt( - struct nvhost_fence *fence, size_t i, - u32 *id, u32 *threshold); - -struct nvhost_fence *nvhost_fence_create( - struct platform_device *pdev, - struct nvhost_ctrl_sync_fence_info *pts, - u32 num_pts, - const char *name); -int nvhost_fence_create_fd( - struct platform_device *pdev, - struct nvhost_ctrl_sync_fence_info *pts, - u32 num_pts, - const char *name, - s32 *fence_fd); - -struct nvhost_fence *nvhost_fence_get(int fd); -struct nvhost_fence *nvhost_fence_dup(struct nvhost_fence *fence); -int nvhost_fence_num_pts(struct nvhost_fence *fence); -int nvhost_fence_install(struct nvhost_fence *fence, int fence_fd); -void nvhost_fence_put(struct nvhost_fence *fence); -void nvhost_fence_wait(struct nvhost_fence *fence, u32 timeout_in_ms); - -#else - -static inline int nvhost_fence_foreach_pt( - struct nvhost_fence *fence, - int (*iter)(struct nvhost_ctrl_sync_fence_info, void *d), - void *d) -{ - return -EOPNOTSUPP; -} - -static inline struct nvhost_fence *nvhost_create_fence( - struct platform_device *pdev, - struct nvhost_ctrl_sync_fence_info *pts, - u32 num_pts, - const char *name) -{ - return ERR_PTR(-EINVAL); -} - -static inline int nvhost_fence_create_fd( - struct platform_device *pdev, - struct nvhost_ctrl_sync_fence_info *pts, - u32 num_pts, - const char *name, - s32 *fence_fd) -{ - return -EINVAL; -} - -static inline struct nvhost_fence *nvhost_fence_get(int fd) -{ - return NULL; -} - -static inline int nvhost_fence_num_pts(struct nvhost_fence *fence) -{ - return 0; -} - -static inline void nvhost_fence_put(struct nvhost_fence *fence) -{ -} - -static inline void nvhost_fence_wait(struct nvhost_fence *fence, u32 timeout_in_ms) -{ -} - -#endif - -#if IS_ENABLED(CONFIG_TEGRA_GRHOST_SYNC) && !defined(CONFIG_SYNC) -int nvhost_dma_fence_unpack(struct dma_fence *fence, u32 *id, u32 *threshold); -bool nvhost_dma_fence_is_waitable(struct dma_fence *fence); -#else -static inline int nvhost_dma_fence_unpack(struct dma_fence *fence, u32 *id, - u32 *threshold) -{ - return -EINVAL; -} -static inline bool nvhost_dma_fence_is_waitable(struct dma_fence *fence) -{ - return false; -} -#endif - -#if IS_ENABLED(CONFIG_TEGRA_GRHOST_SYNC) && defined(CONFIG_SYNC) -struct sync_fence *nvhost_sync_fdget(int fd); -int nvhost_sync_num_pts(struct sync_fence *fence); -struct sync_fence *nvhost_sync_create_fence(struct platform_device *pdev, - struct nvhost_ctrl_sync_fence_info *pts, - u32 num_pts, const char *name); -int nvhost_sync_create_fence_fd( - struct platform_device *pdev, - struct nvhost_ctrl_sync_fence_info *pts, - u32 num_pts, - const char *name, - s32 *fence_fd); -int nvhost_sync_fence_set_name(int fence_fd, const char *name); -u32 nvhost_sync_pt_id(struct sync_pt *__pt); -u32 nvhost_sync_pt_thresh(struct sync_pt *__pt); -struct sync_pt *nvhost_sync_pt_from_fence_index(struct sync_fence *fence, - u32 sync_pt_index); -#else -static inline struct sync_fence *nvhost_sync_fdget(int fd) -{ - return NULL; -} - -static inline int nvhost_sync_num_pts(struct sync_fence *fence) -{ - return 0; -} - -static inline struct sync_fence *nvhost_sync_create_fence(struct platform_device *pdev, - struct nvhost_ctrl_sync_fence_info *pts, - u32 num_pts, const char *name) -{ - return ERR_PTR(-EINVAL); -} - -static inline int nvhost_sync_create_fence_fd( - struct platform_device *pdev, - struct nvhost_ctrl_sync_fence_info *pts, - u32 num_pts, - const char *name, - s32 *fence_fd) -{ - return -EINVAL; -} - -static inline int nvhost_sync_fence_set_name(int fence_fd, const char *name) -{ - return -EINVAL; -} - -static inline u32 nvhost_sync_pt_id(struct sync_pt *__pt) -{ - return 0; -} - -static inline u32 nvhost_sync_pt_thresh(struct sync_pt *__pt) -{ - return 0; -} - -static inline struct sync_pt *nvhost_sync_pt_from_fence_index( - struct sync_fence *fence, u32 sync_pt_index) -{ - return NULL; -} -#endif - -/* Hacky way to get access to struct nvhost_device_data for VI device. */ -extern struct nvhost_device_data t20_vi_info; -extern struct nvhost_device_data t30_vi_info; -extern struct nvhost_device_data t11_vi_info; -extern struct nvhost_device_data t14_vi_info; - -int nvdec_do_idle(void); -int nvdec_do_unidle(void); - -#endif - #endif