diff options
Diffstat (limited to 'drivers/gpu/drm/msm/msm_drv.h')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_drv.h | 102 |
1 files changed, 57 insertions, 45 deletions
diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h index 65f213660452..c8afb1ea6040 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; @@ -53,7 +53,6 @@ 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)) @@ -72,23 +71,6 @@ enum msm_dsi_controller { }; #define MSM_GPU_MAX_RINGS 4 -#define MAX_H_TILES_PER_DISPLAY 2 - -/** - * 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 - * @needs_cdm: indicates whether cdm block is needed for this display topology - */ -struct msm_display_topology { - u32 num_lm; - u32 num_intf; - u32 num_dspp; - u32 num_dsc; - bool needs_cdm; -}; /* Commit/Event thread specific structure */ struct msm_drm_thread { @@ -128,6 +110,11 @@ 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) */ @@ -210,8 +197,6 @@ struct msm_drm_private { struct notifier_block vmap_notifier; struct shrinker *shrinker; - struct drm_atomic_state *pm_state; - /** * hangcheck_period: For hang detection, in ms * @@ -237,12 +222,33 @@ 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, @@ -251,8 +257,6 @@ 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); @@ -295,11 +299,13 @@ 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); +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; @@ -332,6 +338,7 @@ 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) { @@ -369,6 +376,11 @@ static inline struct drm_dsc_config *msm_dsi_get_dsc_config(struct msm_dsi *msm_ { return NULL; } + +static inline const char *msm_dsi_get_te_source(struct msm_dsi *msm_dsi) +{ + return NULL; +} #endif #ifdef CONFIG_DRM_MSM_DP @@ -488,15 +500,12 @@ void __iomem *msm_ioremap_mdss(struct platform_device *mdss_pdev, 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 +530,12 @@ 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 +560,12 @@ 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); } |