diff options
Diffstat (limited to 'drivers/gpu/drm/msm/msm_drv.h')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_drv.h | 224 |
1 files changed, 106 insertions, 118 deletions
diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h index 02fd6c7d0bb7..6d847d593f1a 100644 --- a/drivers/gpu/drm/msm/msm_drv.h +++ b/drivers/gpu/drm/msm/msm_drv.h @@ -28,17 +28,17 @@ #include <drm/drm_atomic.h> #include <drm/drm_atomic_helper.h> +#include <drm/drm_print.h> #include <drm/drm_probe_helper.h> #include <drm/display/drm_dsc.h> #include <drm/msm_drm.h> #include <drm/drm_gem.h> -#ifdef CONFIG_FAULT_INJECTION extern struct fault_attr fail_gem_alloc; extern struct fault_attr fail_gem_iova; -#else -# define should_fail(attr, size) 0 -#endif + +struct drm_fb_helper; +struct drm_fb_helper_surface_size; struct msm_kms; struct msm_gpu; @@ -48,12 +48,9 @@ struct msm_rd_state; struct msm_perf_state; struct msm_gem_submit; struct msm_fence_context; -struct msm_gem_address_space; -struct msm_gem_vma; struct msm_disp_state; #define MAX_CRTCS 8 -#define MAX_BRIDGES 8 #define FRAC_16_16(mult, div) (((mult) << 16) / (div)) @@ -72,39 +69,6 @@ enum msm_dsi_controller { }; #define MSM_GPU_MAX_RINGS 4 -#define MAX_H_TILES_PER_DISPLAY 2 - -/** - * enum msm_event_wait - type of HW events to wait for - * @MSM_ENC_COMMIT_DONE - wait for the driver to flush the registers to HW - * @MSM_ENC_TX_COMPLETE - wait for the HW to transfer the frame to panel - * @MSM_ENC_VBLANK - wait for the HW VBLANK event (for driver-internal waiters) - */ -enum msm_event_wait { - MSM_ENC_COMMIT_DONE = 0, - MSM_ENC_TX_COMPLETE, - MSM_ENC_VBLANK, -}; - -/** - * struct msm_display_topology - defines a display topology pipeline - * @num_lm: number of layer mixers used - * @num_intf: number of interfaces the panel is mounted on - * @num_dspp: number of dspp blocks used - * @num_dsc: number of Display Stream Compression (DSC) blocks used - */ -struct msm_display_topology { - u32 num_lm; - u32 num_intf; - u32 num_dspp; - u32 num_dsc; -}; - -/* Commit/Event thread specific structure */ -struct msm_drm_thread { - struct drm_device *dev; - struct kthread_worker *worker; -}; struct msm_drm_private { @@ -116,16 +80,6 @@ struct msm_drm_private { /* subordinate devices, if present: */ struct platform_device *gpu_pdev; - /* possibly this should be in the kms component, but it is - * shared by both mdp4 and mdp5.. - */ - struct hdmi *hdmi; - - /* DSI is shared by mdp4 and mdp5 */ - struct msm_dsi *dsi[MSM_DSI_CONTROLLER_COUNT]; - - struct msm_dp *dp[MSM_DP_CONTROLLER_COUNT]; - /* when we have more than one 'msm_gpu' these need to be an array: */ struct msm_gpu *gpu; @@ -138,6 +92,11 @@ struct msm_drm_private { struct msm_perf_state *perf; /** + * total_mem: Total/global amount of memory backing GEM objects. + */ + atomic64_t total_mem; + + /** * List of all GEM objects (mainly for debugfs, protected by obj_lock * (acquire before per GEM object lock) */ @@ -200,30 +159,8 @@ struct msm_drm_private { struct mutex lock; } lru; - struct workqueue_struct *wq; - - unsigned int num_crtcs; - - struct msm_drm_thread event_thread[MAX_CRTCS]; - - unsigned int num_bridges; - struct drm_bridge *bridges[MAX_BRIDGES]; - - /* VRAM carveout, used when no IOMMU: */ - struct { - unsigned long size; - dma_addr_t paddr; - /* NOTE: mm managed at the page level, size is in # of pages - * and position mm_node->start is in # of pages: - */ - struct drm_mm mm; - spinlock_t lock; /* Protects drm_mm node allocation/removal */ - } vram; - struct notifier_block vmap_notifier; - struct shrinker shrinker; - - struct drm_atomic_state *pm_state; + struct shrinker *shrinker; /** * hangcheck_period: For hang detection, in ms @@ -250,12 +187,33 @@ struct msm_drm_private { * the sw hangcheck mechanism. */ bool disable_err_irq; -}; -struct msm_format { - uint32_t pixel_format; + /** + * @fault_stall_lock: + * + * Serialize changes to stall-on-fault state. + */ + spinlock_t fault_stall_lock; + + /** + * @fault_stall_reenable_time: + * + * If stall_enabled is false, when to reenable stall-on-fault. + * Protected by @fault_stall_lock. + */ + ktime_t stall_reenable_time; + + /** + * @stall_enabled: + * + * Whether stall-on-fault is currently enabled. Protected by + * @fault_stall_lock. + */ + bool stall_enabled; }; +const struct msm_format *mdp_get_format(struct msm_kms *kms, uint32_t format, uint64_t modifier); + struct msm_pending_timer; int msm_atomic_init_pending_timer(struct msm_pending_timer *timer, @@ -264,8 +222,6 @@ void msm_atomic_destroy_pending_timer(struct msm_pending_timer *timer); void msm_atomic_commit_tail(struct drm_atomic_state *state); int msm_atomic_check(struct drm_device *dev, struct drm_atomic_state *state); struct drm_atomic_state *msm_atomic_state_alloc(struct drm_device *dev); -void msm_atomic_state_clear(struct drm_atomic_state *state); -void msm_atomic_state_free(struct drm_atomic_state *state); int msm_crtc_enable_vblank(struct drm_crtc *crtc); void msm_crtc_disable_vblank(struct drm_crtc *crtc); @@ -273,46 +229,50 @@ void msm_crtc_disable_vblank(struct drm_crtc *crtc); int msm_register_mmu(struct drm_device *dev, struct msm_mmu *mmu); void msm_unregister_mmu(struct drm_device *dev, struct msm_mmu *mmu); -struct msm_gem_address_space *msm_kms_init_aspace(struct drm_device *dev); +struct drm_gpuvm *msm_kms_init_vm(struct drm_device *dev, struct device *mdss_dev); bool msm_use_mmu(struct drm_device *dev); int msm_ioctl_gem_submit(struct drm_device *dev, void *data, - struct drm_file *file); + struct drm_file *file); +int msm_ioctl_vm_bind(struct drm_device *dev, void *data, + struct drm_file *file); #ifdef CONFIG_DEBUG_FS unsigned long msm_gem_shrinker_shrink(struct drm_device *dev, unsigned long nr_to_scan); #endif -void msm_gem_shrinker_init(struct drm_device *dev); +int msm_gem_shrinker_init(struct drm_device *dev); void msm_gem_shrinker_cleanup(struct drm_device *dev); struct sg_table *msm_gem_prime_get_sg_table(struct drm_gem_object *obj); int msm_gem_prime_vmap(struct drm_gem_object *obj, struct iosys_map *map); void msm_gem_prime_vunmap(struct drm_gem_object *obj, struct iosys_map *map); +struct drm_gem_object *msm_gem_prime_import(struct drm_device *dev, struct dma_buf *buf); struct drm_gem_object *msm_gem_prime_import_sg_table(struct drm_device *dev, struct dma_buf_attachment *attach, struct sg_table *sg); +struct dma_buf *msm_gem_prime_export(struct drm_gem_object *obj, int flags); int msm_gem_prime_pin(struct drm_gem_object *obj); void msm_gem_prime_unpin(struct drm_gem_object *obj); -int msm_framebuffer_prepare(struct drm_framebuffer *fb, - struct msm_gem_address_space *aspace, bool needs_dirtyfb); -void msm_framebuffer_cleanup(struct drm_framebuffer *fb, - struct msm_gem_address_space *aspace, bool needed_dirtyfb); -uint32_t msm_framebuffer_iova(struct drm_framebuffer *fb, - struct msm_gem_address_space *aspace, int plane); +int msm_framebuffer_prepare(struct drm_framebuffer *fb, bool needs_dirtyfb); +void msm_framebuffer_cleanup(struct drm_framebuffer *fb, bool needed_dirtyfb); +uint32_t msm_framebuffer_iova(struct drm_framebuffer *fb, int plane); struct drm_gem_object *msm_framebuffer_bo(struct drm_framebuffer *fb, int plane); const struct msm_format *msm_framebuffer_format(struct drm_framebuffer *fb); struct drm_framebuffer *msm_framebuffer_create(struct drm_device *dev, - struct drm_file *file, const struct drm_mode_fb_cmd2 *mode_cmd); + struct drm_file *file, const struct drm_format_info *info, + const struct drm_mode_fb_cmd2 *mode_cmd); struct drm_framebuffer * msm_alloc_stolen_fb(struct drm_device *dev, int w, int h, int p, uint32_t format); -#ifdef CONFIG_DRM_FBDEV_EMULATION -void msm_fbdev_setup(struct drm_device *dev); +#ifdef CONFIG_DRM_MSM_KMS_FBDEV +int msm_fbdev_driver_fbdev_probe(struct drm_fb_helper *helper, + struct drm_fb_helper_surface_size *sizes); +#define MSM_FBDEV_DRIVER_OPS \ + .fbdev_probe = msm_fbdev_driver_fbdev_probe #else -static inline void msm_fbdev_setup(struct drm_device *dev) -{ -} +#define MSM_FBDEV_DRIVER_OPS \ + .fbdev_probe = NULL #endif struct hdmi; @@ -343,7 +303,9 @@ void msm_dsi_snapshot(struct msm_disp_state *disp_state, struct msm_dsi *msm_dsi bool msm_dsi_is_cmd_mode(struct msm_dsi *msm_dsi); bool msm_dsi_is_bonded_dsi(struct msm_dsi *msm_dsi); bool msm_dsi_is_master_dsi(struct msm_dsi *msm_dsi); +bool msm_dsi_wide_bus_enabled(struct msm_dsi *msm_dsi); struct drm_dsc_config *msm_dsi_get_dsc_config(struct msm_dsi *msm_dsi); +const char *msm_dsi_get_te_source(struct msm_dsi *msm_dsi); #else static inline void __init msm_dsi_register(void) { @@ -372,22 +334,33 @@ static inline bool msm_dsi_is_master_dsi(struct msm_dsi *msm_dsi) { return false; } +static inline bool msm_dsi_wide_bus_enabled(struct msm_dsi *msm_dsi) +{ + return false; +} static inline struct drm_dsc_config *msm_dsi_get_dsc_config(struct msm_dsi *msm_dsi) { return NULL; } + +static inline const char *msm_dsi_get_te_source(struct msm_dsi *msm_dsi) +{ + return NULL; +} #endif +struct msm_dp; #ifdef CONFIG_DRM_MSM_DP int __init msm_dp_register(void); void __exit msm_dp_unregister(void); int msm_dp_modeset_init(struct msm_dp *dp_display, struct drm_device *dev, - struct drm_encoder *encoder); -void msm_dp_irq_postinstall(struct msm_dp *dp_display); + struct drm_encoder *encoder, bool yuv_supported); void msm_dp_snapshot(struct msm_disp_state *disp_state, struct msm_dp *dp_display); - -void msm_dp_debugfs_init(struct msm_dp *dp_display, struct drm_minor *minor); +bool msm_dp_is_yuv_420_enabled(const struct msm_dp *dp_display, + const struct drm_display_mode *mode); +bool msm_dp_needs_periph_flush(const struct msm_dp *dp_display, + const struct drm_display_mode *mode); bool msm_dp_wide_bus_available(const struct msm_dp *dp_display); #else @@ -400,22 +373,26 @@ static inline void __exit msm_dp_unregister(void) } static inline int msm_dp_modeset_init(struct msm_dp *dp_display, struct drm_device *dev, - struct drm_encoder *encoder) + struct drm_encoder *encoder, + bool yuv_supported) { return -EINVAL; } -static inline void msm_dp_irq_postinstall(struct msm_dp *dp_display) +static inline void msm_dp_snapshot(struct msm_disp_state *disp_state, struct msm_dp *dp_display) { } -static inline void msm_dp_snapshot(struct msm_disp_state *disp_state, struct msm_dp *dp_display) +static inline bool msm_dp_is_yuv_420_enabled(const struct msm_dp *dp_display, + const struct drm_display_mode *mode) { + return false; } -static inline void msm_dp_debugfs_init(struct msm_dp *dp_display, - struct drm_minor *minor) +static inline bool msm_dp_needs_periph_flush(const struct msm_dp *dp_display, + const struct drm_display_mode *mode) { + return false; } static inline bool msm_dp_wide_bus_available(const struct msm_dp *dp_display) @@ -485,18 +462,18 @@ void __iomem *msm_ioremap(struct platform_device *pdev, const char *name); void __iomem *msm_ioremap_size(struct platform_device *pdev, const char *name, phys_addr_t *size); void __iomem *msm_ioremap_quiet(struct platform_device *pdev, const char *name); +void __iomem *msm_ioremap_mdss(struct platform_device *mdss_pdev, + struct platform_device *dev, + const char *name); struct icc_path *msm_icc_get(struct device *dev, const char *name); -#define msm_writel(data, addr) writel((data), (addr)) -#define msm_readl(addr) readl((addr)) - static inline void msm_rmw(void __iomem *addr, u32 mask, u32 or) { - u32 val = msm_readl(addr); + u32 val = readl(addr); val &= ~mask; - msm_writel(val | or, addr); + writel(val | or, addr); } /** @@ -521,6 +498,12 @@ void msm_hrtimer_work_init(struct msm_hrtimer_work *work, clockid_t clock_id, enum hrtimer_mode mode); +/* Helper for returning a UABI error with optional logging which can make + * it easier for userspace to understand what it is doing wrong. + */ +#define UERR(err, drm, fmt, ...) \ + ({ DRM_DEV_DEBUG_DRIVER((drm)->dev, fmt, ##__VA_ARGS__); -(err); }) + #define DBG(fmt, ...) DRM_DEBUG_DRIVER(fmt"\n", ##__VA_ARGS__) #define VERB(fmt, ...) if (0) DRM_DEBUG_DRIVER(fmt"\n", ##__VA_ARGS__) @@ -545,15 +528,12 @@ static inline int align_pitch(int width, int bpp) static inline unsigned long timeout_to_jiffies(const ktime_t *timeout) { ktime_t now = ktime_get(); - s64 remaining_jiffies; - if (ktime_compare(*timeout, now) < 0) { - remaining_jiffies = 0; - } else { - ktime_t rem = ktime_sub(*timeout, now); - remaining_jiffies = ktime_divns(rem, NSEC_PER_SEC / HZ); - } + if (ktime_compare(*timeout, now) <= 0) + return 0; + ktime_t rem = ktime_sub(*timeout, now); + s64 remaining_jiffies = ktime_divns(rem, NSEC_PER_SEC / HZ); return clamp(remaining_jiffies, 1LL, (s64)INT_MAX); } @@ -561,12 +541,20 @@ static inline unsigned long timeout_to_jiffies(const ktime_t *timeout) extern const struct component_master_ops msm_drm_ops; -int msm_pm_prepare(struct device *dev); -void msm_pm_complete(struct device *dev); +int msm_kms_pm_prepare(struct device *dev); +void msm_kms_pm_complete(struct device *dev); +int msm_gpu_probe(struct platform_device *pdev, + const struct component_ops *ops); +void msm_gpu_remove(struct platform_device *pdev, + const struct component_ops *ops); int msm_drv_probe(struct device *dev, - int (*kms_init)(struct drm_device *dev)); -void msm_drv_shutdown(struct platform_device *pdev); + int (*kms_init)(struct drm_device *dev), + struct msm_kms *kms); +void msm_kms_shutdown(struct platform_device *pdev); + +bool msm_disp_drv_should_bind(struct device *dev, bool dpu_driver); +bool msm_gpu_no_components(void); #endif /* __MSM_DRV_H__ */ |