diff options
Diffstat (limited to 'drivers/gpu/drm/msm/msm_drv.h')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_drv.h | 112 |
1 files changed, 75 insertions, 37 deletions
diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h index df8f1d084bc..8a2c5fd0893 100644 --- a/drivers/gpu/drm/msm/msm_drv.h +++ b/drivers/gpu/drm/msm/msm_drv.h @@ -22,6 +22,7 @@ #include <linux/clk.h> #include <linux/cpufreq.h> #include <linux/module.h> +#include <linux/component.h> #include <linux/platform_device.h> #include <linux/pm.h> #include <linux/pm_runtime.h> @@ -31,6 +32,15 @@ #include <linux/types.h> #include <asm/sizes.h> + +#if defined(CONFIG_COMPILE_TEST) && !defined(CONFIG_ARCH_QCOM) +/* stubs we need for compile-test: */ +static inline struct device *msm_iommu_get_ctx(const char *ctx_name) +{ + return NULL; +} +#endif + #ifndef CONFIG_OF #include <mach/board.h> #include <mach/socinfo.h> @@ -44,6 +54,10 @@ struct msm_kms; struct msm_gpu; +struct msm_mmu; +struct msm_rd_state; +struct msm_perf_state; +struct msm_gem_submit; #define NUM_DOMAINS 2 /* one for KMS, then one per gpu core (?) */ @@ -59,6 +73,9 @@ struct msm_drm_private { struct msm_kms *kms; + /* subordinate devices, if present: */ + struct platform_device *hdmi_pdev, *gpu_pdev; + /* when we have more than one 'msm_gpu' these need to be an array: */ struct msm_gpu *gpu; struct msm_file_private *lastctx; @@ -68,14 +85,23 @@ struct msm_drm_private { uint32_t next_fence, completed_fence; wait_queue_head_t fence_event; + struct msm_rd_state *rd; + struct msm_perf_state *perf; + /* list of GEM objects: */ struct list_head inactive_list; struct workqueue_struct *wq; - /* registered IOMMU domains: */ - unsigned int num_iommus; - struct iommu_domain *iommus[NUM_DOMAINS]; + /* callbacks deferred until bo is inactive: */ + struct list_head fence_cbs; + + /* registered MMUs: */ + unsigned int num_mmus; + struct msm_mmu *mmus[NUM_DOMAINS]; + + unsigned int num_planes; + struct drm_plane *planes[8]; unsigned int num_crtcs; struct drm_crtc *crtcs[8]; @@ -88,45 +114,37 @@ struct msm_drm_private { unsigned int num_connectors; struct drm_connector *connectors[8]; + + /* 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; + } vram; }; struct msm_format { uint32_t pixel_format; }; -/* As there are different display controller blocks depending on the - * snapdragon version, the kms support is split out and the appropriate - * implementation is loaded at runtime. The kms module is responsible - * for constructing the appropriate planes/crtcs/encoders/connectors. - */ -struct msm_kms_funcs { - /* hw initialization: */ - int (*hw_init)(struct msm_kms *kms); - /* irq handling: */ - void (*irq_preinstall)(struct msm_kms *kms); - int (*irq_postinstall)(struct msm_kms *kms); - void (*irq_uninstall)(struct msm_kms *kms); - irqreturn_t (*irq)(struct msm_kms *kms); - int (*enable_vblank)(struct msm_kms *kms, struct drm_crtc *crtc); - void (*disable_vblank)(struct msm_kms *kms, struct drm_crtc *crtc); - /* misc: */ - const struct msm_format *(*get_format)(struct msm_kms *kms, uint32_t format); - long (*round_pixclk)(struct msm_kms *kms, unsigned long rate, - struct drm_encoder *encoder); - /* cleanup: */ - void (*preclose)(struct msm_kms *kms, struct drm_file *file); - void (*destroy)(struct msm_kms *kms); +/* callback from wq once fence has passed: */ +struct msm_fence_cb { + struct work_struct work; + uint32_t fence; + void (*func)(struct msm_fence_cb *cb); }; -struct msm_kms { - const struct msm_kms_funcs *funcs; -}; +void __msm_fence_worker(struct work_struct *work); -struct msm_kms *mdp4_kms_init(struct drm_device *dev); +#define INIT_FENCE_CB(_cb, _func) do { \ + INIT_WORK(&(_cb)->work, __msm_fence_worker); \ + (_cb)->func = _func; \ + } while (0) -int msm_register_iommu(struct drm_device *dev, struct iommu_domain *iommu); -int msm_iommu_attach(struct drm_device *dev, struct iommu_domain *iommu, - const char **names, int cnt); +int msm_register_mmu(struct drm_device *dev, struct msm_mmu *mmu); int msm_wait_fence_interruptable(struct drm_device *dev, uint32_t fence, struct timespec *timeout); @@ -141,17 +159,24 @@ uint64_t msm_gem_mmap_offset(struct drm_gem_object *obj); int msm_gem_get_iova_locked(struct drm_gem_object *obj, int id, uint32_t *iova); int msm_gem_get_iova(struct drm_gem_object *obj, int id, uint32_t *iova); +struct page **msm_gem_get_pages(struct drm_gem_object *obj); +void msm_gem_put_pages(struct drm_gem_object *obj); void msm_gem_put_iova(struct drm_gem_object *obj, int id); int msm_gem_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args); -int msm_gem_dumb_destroy(struct drm_file *file, struct drm_device *dev, - uint32_t handle); int msm_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev, uint32_t handle, uint64_t *offset); +struct sg_table *msm_gem_prime_get_sg_table(struct drm_gem_object *obj); +void *msm_gem_prime_vmap(struct drm_gem_object *obj); +void msm_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr); +struct drm_gem_object *msm_gem_prime_import_sg_table(struct drm_device *dev, + size_t size, struct sg_table *sg); +int msm_gem_prime_pin(struct drm_gem_object *obj); +void msm_gem_prime_unpin(struct drm_gem_object *obj); void *msm_gem_vaddr_locked(struct drm_gem_object *obj); void *msm_gem_vaddr(struct drm_gem_object *obj); -int msm_gem_queue_inactive_work(struct drm_gem_object *obj, - struct work_struct *work); +int msm_gem_queue_inactive_cb(struct drm_gem_object *obj, + struct msm_fence_cb *cb); void msm_gem_move_to_active(struct drm_gem_object *obj, struct msm_gpu *gpu, bool write, uint32_t fence); void msm_gem_move_to_inactive(struct drm_gem_object *obj); @@ -163,6 +188,8 @@ int msm_gem_new_handle(struct drm_device *dev, struct drm_file *file, uint32_t size, uint32_t flags, uint32_t *handle); struct drm_gem_object *msm_gem_new(struct drm_device *dev, uint32_t size, uint32_t flags); +struct drm_gem_object *msm_gem_import(struct drm_device *dev, + uint32_t size, struct sg_table *sgt); struct drm_gem_object *msm_framebuffer_bo(struct drm_framebuffer *fb, int plane); const struct msm_format *msm_framebuffer_format(struct drm_framebuffer *fb); @@ -173,7 +200,9 @@ struct drm_framebuffer *msm_framebuffer_create(struct drm_device *dev, struct drm_fb_helper *msm_fbdev_init(struct drm_device *dev); -int hdmi_init(struct drm_device *dev, struct drm_encoder *encoder); +struct hdmi; +struct hdmi *hdmi_init(struct drm_device *dev, struct drm_encoder *encoder); +irqreturn_t hdmi_irq(int irq, void *dev_id); void __init hdmi_register(void); void __exit hdmi_unregister(void); @@ -181,6 +210,15 @@ void __exit hdmi_unregister(void); void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m); void msm_gem_describe_objects(struct list_head *list, struct seq_file *m); void msm_framebuffer_describe(struct drm_framebuffer *fb, struct seq_file *m); +int msm_debugfs_late_init(struct drm_device *dev); +int msm_rd_debugfs_init(struct drm_minor *minor); +void msm_rd_debugfs_cleanup(struct drm_minor *minor); +void msm_rd_dump_submit(struct msm_gem_submit *submit); +int msm_perf_debugfs_init(struct drm_minor *minor); +void msm_perf_debugfs_cleanup(struct drm_minor *minor); +#else +static inline int msm_debugfs_late_init(struct drm_device *dev) { return 0; } +static inline void msm_rd_dump_submit(struct msm_gem_submit *submit) {} #endif void __iomem *msm_ioremap(struct platform_device *pdev, const char *name, |