diff options
author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-03-18 23:38:50 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-03-18 23:38:50 -0700 |
commit | 97eb3f24352ec6632c2127b35d8087d2a809a9b9 (patch) | |
tree | 722948059bbd325bbca232269490124231df80d4 /include/drm | |
parent | 439581ec07fa9cf3f519dd461a2cf41cfd3adcb4 (diff) | |
parent | def179c271ac9b5020deca798470521f14d11edd (diff) |
Merge branch 'next' into for-linus
Diffstat (limited to 'include/drm')
-rw-r--r-- | include/drm/drmP.h | 102 | ||||
-rw-r--r-- | include/drm/drm_crtc.h | 9 | ||||
-rw-r--r-- | include/drm/drm_mm.h | 7 | ||||
-rw-r--r-- | include/drm/drm_pciids.h | 40 | ||||
-rw-r--r-- | include/drm/i915_drm.h | 14 | ||||
-rw-r--r-- | include/drm/intel-gtt.h | 35 | ||||
-rw-r--r-- | include/drm/nouveau_drm.h | 12 | ||||
-rw-r--r-- | include/drm/radeon_drm.h | 2 | ||||
-rw-r--r-- | include/drm/ttm/ttm_bo_api.h | 54 | ||||
-rw-r--r-- | include/drm/ttm/ttm_bo_driver.h | 215 | ||||
-rw-r--r-- | include/drm/ttm/ttm_execbuf_util.h | 11 |
11 files changed, 433 insertions, 68 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 274eaaa15c36..a4694c610330 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -683,6 +683,21 @@ struct drm_master { void *driver_priv; /**< Private structure for driver to use */ }; +/* Size of ringbuffer for vblank timestamps. Just double-buffer + * in initial implementation. + */ +#define DRM_VBLANKTIME_RBSIZE 2 + +/* Flags and return codes for get_vblank_timestamp() driver function. */ +#define DRM_CALLED_FROM_VBLIRQ 1 +#define DRM_VBLANKTIME_SCANOUTPOS_METHOD (1 << 0) +#define DRM_VBLANKTIME_INVBL (1 << 1) + +/* get_scanout_position() return flags */ +#define DRM_SCANOUTPOS_VALID (1 << 0) +#define DRM_SCANOUTPOS_INVBL (1 << 1) +#define DRM_SCANOUTPOS_ACCURATE (1 << 2) + /** * DRM driver structure. This structure represent the common code for * a family of cards. There will one drm_device for each card present @@ -760,6 +775,68 @@ struct drm_driver { */ int (*device_is_agp) (struct drm_device *dev); + /** + * Called by vblank timestamping code. + * + * Return the current display scanout position from a crtc. + * + * \param dev DRM device. + * \param crtc Id of the crtc to query. + * \param *vpos Target location for current vertical scanout position. + * \param *hpos Target location for current horizontal scanout position. + * + * Returns vpos as a positive number while in active scanout area. + * Returns vpos as a negative number inside vblank, counting the number + * of scanlines to go until end of vblank, e.g., -1 means "one scanline + * until start of active scanout / end of vblank." + * + * \return Flags, or'ed together as follows: + * + * DRM_SCANOUTPOS_VALID = Query successfull. + * DRM_SCANOUTPOS_INVBL = Inside vblank. + * DRM_SCANOUTPOS_ACCURATE = Returned position is accurate. A lack of + * this flag means that returned position may be offset by a constant + * but unknown small number of scanlines wrt. real scanout position. + * + */ + int (*get_scanout_position) (struct drm_device *dev, int crtc, + int *vpos, int *hpos); + + /** + * Called by \c drm_get_last_vbltimestamp. Should return a precise + * timestamp when the most recent VBLANK interval ended or will end. + * + * Specifically, the timestamp in @vblank_time should correspond as + * closely as possible to the time when the first video scanline of + * the video frame after the end of VBLANK will start scanning out, + * the time immmediately after end of the VBLANK interval. If the + * @crtc is currently inside VBLANK, this will be a time in the future. + * If the @crtc is currently scanning out a frame, this will be the + * past start time of the current scanout. This is meant to adhere + * to the OpenML OML_sync_control extension specification. + * + * \param dev dev DRM device handle. + * \param crtc crtc for which timestamp should be returned. + * \param *max_error Maximum allowable timestamp error in nanoseconds. + * Implementation should strive to provide timestamp + * with an error of at most *max_error nanoseconds. + * Returns true upper bound on error for timestamp. + * \param *vblank_time Target location for returned vblank timestamp. + * \param flags 0 = Defaults, no special treatment needed. + * \param DRM_CALLED_FROM_VBLIRQ = Function is called from vblank + * irq handler. Some drivers need to apply some workarounds + * for gpu-specific vblank irq quirks if flag is set. + * + * \returns + * Zero if timestamping isn't supported in current display mode or a + * negative number on failure. A positive status code on success, + * which describes how the vblank_time timestamp was computed. + */ + int (*get_vblank_timestamp) (struct drm_device *dev, int crtc, + int *max_error, + struct timeval *vblank_time, + unsigned flags); + /* these have to be filled in */ irqreturn_t(*irq_handler) (DRM_IRQ_ARGS); @@ -983,6 +1060,8 @@ struct drm_device { wait_queue_head_t *vbl_queue; /**< VBLANK wait queue */ atomic_t *_vblank_count; /**< number of VBLANK interrupts (driver must alloc the right number of counters) */ + struct timeval *_vblank_time; /**< timestamp of current vblank_count (drivers must alloc right number of fields) */ + spinlock_t vblank_time_lock; /**< Protects vblank count and time updates during vblank enable/disable */ spinlock_t vbl_lock; atomic_t *vblank_refcount; /* number of users of vblank interruptsper crtc */ u32 *last_vblank; /* protected by dev->vbl_lock, used */ @@ -1041,12 +1120,14 @@ struct drm_device { /*@{ */ spinlock_t object_name_lock; struct idr object_name_idr; - uint32_t invalidate_domains; /* domains pending invalidation */ - uint32_t flush_domains; /* domains pending flush */ /*@} */ - + int switch_power_state; }; +#define DRM_SWITCH_POWER_ON 0 +#define DRM_SWITCH_POWER_OFF 1 +#define DRM_SWITCH_POWER_CHANGING 2 + static __inline__ int drm_core_check_feature(struct drm_device *dev, int feature) { @@ -1284,11 +1365,22 @@ extern int drm_wait_vblank(struct drm_device *dev, void *data, struct drm_file *filp); extern int drm_vblank_wait(struct drm_device *dev, unsigned int *vbl_seq); extern u32 drm_vblank_count(struct drm_device *dev, int crtc); +extern u32 drm_vblank_count_and_time(struct drm_device *dev, int crtc, + struct timeval *vblanktime); extern void drm_handle_vblank(struct drm_device *dev, int crtc); extern int drm_vblank_get(struct drm_device *dev, int crtc); extern void drm_vblank_put(struct drm_device *dev, int crtc); extern void drm_vblank_off(struct drm_device *dev, int crtc); extern void drm_vblank_cleanup(struct drm_device *dev); +extern u32 drm_get_last_vbltimestamp(struct drm_device *dev, int crtc, + struct timeval *tvblank, unsigned flags); +extern int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev, + int crtc, int *max_error, + struct timeval *vblank_time, + unsigned flags, + struct drm_crtc *refcrtc); +extern void drm_calc_timestamping_constants(struct drm_crtc *crtc); + /* Modesetting support */ extern void drm_vblank_pre_modeset(struct drm_device *dev, int crtc); extern void drm_vblank_post_modeset(struct drm_device *dev, int crtc); @@ -1321,7 +1413,6 @@ extern int drm_agp_unbind_ioctl(struct drm_device *dev, void *data, extern int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request); extern int drm_agp_bind_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern void drm_agp_chipset_flush(struct drm_device *dev); /* Stub support (drm_stub.h) */ extern int drm_setmaster_ioctl(struct drm_device *dev, void *data, @@ -1340,6 +1431,9 @@ extern void drm_put_dev(struct drm_device *dev); extern int drm_put_minor(struct drm_minor **minor); extern unsigned int drm_debug; +extern unsigned int drm_vblank_offdelay; +extern unsigned int drm_timestamp_precision; + extern struct class *drm_class; extern struct proc_dir_entry *drm_proc_root; extern struct dentry *drm_debugfs_root; diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 029aa688e787..acd7fade160d 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -351,8 +351,14 @@ struct drm_crtc { bool enabled; + /* Requested mode from modesetting. */ struct drm_display_mode mode; + /* Programmed mode in hw, after adjustments for encoders, + * crtc, panel scaling etc. Needed for timestamping etc. + */ + struct drm_display_mode hwmode; + int x, y; const struct drm_crtc_funcs *funcs; @@ -360,6 +366,9 @@ struct drm_crtc { uint32_t gamma_size; uint16_t *gamma_store; + /* Constants needed for precise vblank and swap timestamping. */ + s64 framedur_ns, linedur_ns, pixeldur_ns; + /* if you are using the helper */ void *helper_private; }; diff --git a/include/drm/drm_mm.h b/include/drm/drm_mm.h index bf01531193d5..e39177778601 100644 --- a/include/drm/drm_mm.h +++ b/include/drm/drm_mm.h @@ -62,11 +62,14 @@ struct drm_mm { struct list_head unused_nodes; int num_unused; spinlock_t unused_lock; + unsigned int scan_check_range : 1; unsigned scan_alignment; unsigned long scan_size; unsigned long scan_hit_start; unsigned scan_hit_size; unsigned scanned_blocks; + unsigned long scan_start; + unsigned long scan_end; }; /* @@ -145,6 +148,10 @@ static inline struct drm_mm *drm_get_mm(struct drm_mm_node *block) void drm_mm_init_scan(struct drm_mm *mm, unsigned long size, unsigned alignment); +void drm_mm_init_scan_with_range(struct drm_mm *mm, unsigned long size, + unsigned alignment, + unsigned long start, + unsigned long end); int drm_mm_scan_add_block(struct drm_mm_node *node); int drm_mm_scan_remove_block(struct drm_mm_node *node); diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h index 883c1d439899..fe29ae328bd9 100644 --- a/include/drm/drm_pciids.h +++ b/include/drm/drm_pciids.h @@ -142,6 +142,42 @@ {0x1002, 0x5e4c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV410|RADEON_NEW_MEMMAP}, \ {0x1002, 0x5e4d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV410|RADEON_NEW_MEMMAP}, \ {0x1002, 0x5e4f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV410|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6720, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6721, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6722, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6723, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6724, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6725, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6726, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6727, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6728, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6729, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6738, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6739, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6740, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6741, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6742, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6743, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6744, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6745, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6746, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6747, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6748, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6749, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6750, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6758, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6759, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6760, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6761, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6762, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6763, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6764, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6765, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6766, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6767, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6768, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6770, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6779, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6880, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6888, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6889, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_NEW_MEMMAP}, \ @@ -419,6 +455,10 @@ {0x1002, 0x9713, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS880|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x9714, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS880|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x9715, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS880|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x9802, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x9803, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x9804, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x9805, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0, 0, 0} #define r128_PCI_IDS \ diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h index 8c641bed9bbd..0039f1f97ad8 100644 --- a/include/drm/i915_drm.h +++ b/include/drm/i915_drm.h @@ -287,6 +287,9 @@ typedef struct drm_i915_irq_wait { #define I915_PARAM_HAS_EXECBUF2 9 #define I915_PARAM_HAS_BSD 10 #define I915_PARAM_HAS_BLT 11 +#define I915_PARAM_HAS_RELAXED_FENCING 12 +#define I915_PARAM_HAS_COHERENT_RINGS 13 +#define I915_PARAM_HAS_EXEC_CONSTANTS 14 typedef struct drm_i915_getparam { int param; @@ -633,6 +636,17 @@ struct drm_i915_gem_execbuffer2 { #define I915_EXEC_RENDER (1<<0) #define I915_EXEC_BSD (2<<0) #define I915_EXEC_BLT (3<<0) + +/* Used for switching the constants addressing mode on gen4+ RENDER ring. + * Gen6+ only supports relative addressing to dynamic state (default) and + * absolute addressing. + * + * These flags are ignored for the BSD and BLT rings. + */ +#define I915_EXEC_CONSTANTS_MASK (3<<6) +#define I915_EXEC_CONSTANTS_REL_GENERAL (0<<6) /* default */ +#define I915_EXEC_CONSTANTS_ABSOLUTE (1<<6) +#define I915_EXEC_CONSTANTS_REL_SURFACE (2<<6) /* gen4/5 only */ __u64 flags; __u64 rsvd1; __u64 rsvd2; diff --git a/include/drm/intel-gtt.h b/include/drm/intel-gtt.h index d3c81946f613..9e343c0998b4 100644 --- a/include/drm/intel-gtt.h +++ b/include/drm/intel-gtt.h @@ -2,17 +2,40 @@ #ifndef _DRM_INTEL_GTT_H #define _DRM_INTEL_GTT_H -struct intel_gtt { - /* Number of stolen gtt entries at the beginning. */ - unsigned int gtt_stolen_entries; + +const struct intel_gtt { + /* Size of memory reserved for graphics by the BIOS */ + unsigned int stolen_size; /* Total number of gtt entries. */ unsigned int gtt_total_entries; /* Part of the gtt that is mappable by the cpu, for those chips where * this is not the full gtt. */ unsigned int gtt_mappable_entries; -}; + /* Whether i915 needs to use the dmar apis or not. */ + unsigned int needs_dmar : 1; +} *intel_gtt_get(void); -struct intel_gtt *intel_gtt_get(void); +void intel_gtt_chipset_flush(void); +void intel_gtt_unmap_memory(struct scatterlist *sg_list, int num_sg); +void intel_gtt_clear_range(unsigned int first_entry, unsigned int num_entries); +int intel_gtt_map_memory(struct page **pages, unsigned int num_entries, + struct scatterlist **sg_list, int *num_sg); +void intel_gtt_insert_sg_entries(struct scatterlist *sg_list, + unsigned int sg_len, + unsigned int pg_start, + unsigned int flags); +void intel_gtt_insert_pages(unsigned int first_entry, unsigned int num_entries, + struct page **pages, unsigned int flags); -#endif +/* Special gtt memory types */ +#define AGP_DCACHE_MEMORY 1 +#define AGP_PHYS_MEMORY 2 + +/* New caching attributes for gen6/sandybridge */ +#define AGP_USER_CACHED_MEMORY_LLC_MLC (AGP_USER_TYPES + 2) +#define AGP_USER_UNCACHED_MEMORY (AGP_USER_TYPES + 4) +/* flag for GFDT type */ +#define AGP_USER_CACHED_MEMORY_GFDT (1 << 3) + +#endif diff --git a/include/drm/nouveau_drm.h b/include/drm/nouveau_drm.h index 01a714119506..e2cfe80f6fca 100644 --- a/include/drm/nouveau_drm.h +++ b/include/drm/nouveau_drm.h @@ -71,15 +71,14 @@ struct drm_nouveau_gpuobj_free { #define NOUVEAU_GETPARAM_PCI_VENDOR 3 #define NOUVEAU_GETPARAM_PCI_DEVICE 4 #define NOUVEAU_GETPARAM_BUS_TYPE 5 -#define NOUVEAU_GETPARAM_FB_PHYSICAL 6 -#define NOUVEAU_GETPARAM_AGP_PHYSICAL 7 #define NOUVEAU_GETPARAM_FB_SIZE 8 #define NOUVEAU_GETPARAM_AGP_SIZE 9 -#define NOUVEAU_GETPARAM_PCI_PHYSICAL 10 #define NOUVEAU_GETPARAM_CHIPSET_ID 11 #define NOUVEAU_GETPARAM_VM_VRAM_BASE 12 #define NOUVEAU_GETPARAM_GRAPH_UNITS 13 #define NOUVEAU_GETPARAM_PTIMER_TIME 14 +#define NOUVEAU_GETPARAM_HAS_BO_USAGE 15 +#define NOUVEAU_GETPARAM_HAS_PAGEFLIP 16 struct drm_nouveau_getparam { uint64_t param; uint64_t value; @@ -95,6 +94,12 @@ struct drm_nouveau_setparam { #define NOUVEAU_GEM_DOMAIN_GART (1 << 2) #define NOUVEAU_GEM_DOMAIN_MAPPABLE (1 << 3) +#define NOUVEAU_GEM_TILE_LAYOUT_MASK 0x0000ff00 +#define NOUVEAU_GEM_TILE_16BPP 0x00000001 +#define NOUVEAU_GEM_TILE_32BPP 0x00000002 +#define NOUVEAU_GEM_TILE_ZETA 0x00000004 +#define NOUVEAU_GEM_TILE_NONCONTIG 0x00000008 + struct drm_nouveau_gem_info { uint32_t handle; uint32_t domain; @@ -164,7 +169,6 @@ struct drm_nouveau_gem_pushbuf { }; #define NOUVEAU_GEM_CPU_PREP_NOWAIT 0x00000001 -#define NOUVEAU_GEM_CPU_PREP_NOBLOCK 0x00000002 #define NOUVEAU_GEM_CPU_PREP_WRITE 0x00000004 struct drm_nouveau_gem_cpu_prep { uint32_t handle; diff --git a/include/drm/radeon_drm.h b/include/drm/radeon_drm.h index 10f8b53bdd40..e5c607a02d57 100644 --- a/include/drm/radeon_drm.h +++ b/include/drm/radeon_drm.h @@ -906,6 +906,8 @@ struct drm_radeon_cs { #define RADEON_INFO_ACCEL_WORKING2 0x05 #define RADEON_INFO_TILING_CONFIG 0x06 #define RADEON_INFO_WANT_HYPERZ 0x07 +#define RADEON_INFO_WANT_CMASK 0x08 /* get access to CMASK on r300 */ +#define RADEON_INFO_CLOCK_CRYSTAL_FREQ 0x09 /* clock crystal frequency */ struct drm_radeon_info { uint32_t request; diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h index 5afa5b52063e..50852aad260a 100644 --- a/include/drm/ttm/ttm_bo_api.h +++ b/include/drm/ttm/ttm_bo_api.h @@ -74,6 +74,8 @@ struct ttm_placement { * @is_iomem: is this io memory ? * @size: size in byte * @offset: offset from the base address + * @io_reserved_vm: The VM system has a refcount in @io_reserved_count + * @io_reserved_count: Refcounting the numbers of callers to ttm_mem_io_reserve * * Structure indicating the bus placement of an object. */ @@ -83,7 +85,8 @@ struct ttm_bus_placement { unsigned long size; unsigned long offset; bool is_iomem; - bool io_reserved; + bool io_reserved_vm; + uint64_t io_reserved_count; }; @@ -154,7 +157,6 @@ struct ttm_tt; * keeps one refcount. When this refcount reaches zero, * the object is destroyed. * @event_queue: Queue for processes waiting on buffer object status change. - * @lock: spinlock protecting mostly synchronization members. * @mem: structure describing current placement. * @persistant_swap_storage: Usually the swap storage is deleted for buffers * pinned in physical memory. If this behaviour is not desired, this member @@ -213,7 +215,6 @@ struct ttm_buffer_object { struct kref kref; struct kref list_kref; wait_queue_head_t event_queue; - spinlock_t lock; /** * Members protected by the bo::reserved lock. @@ -237,6 +238,7 @@ struct ttm_buffer_object { struct list_head lru; struct list_head ddestroy; struct list_head swap; + struct list_head io_reserve_lru; uint32_t val_seq; bool seq_valid; @@ -248,10 +250,10 @@ struct ttm_buffer_object { atomic_t reserved; /** - * Members protected by the bo::lock + * Members protected by struct buffer_object_device::fence_lock * In addition, setting sync_obj to anything else * than NULL requires bo::reserved to be held. This allows for - * checking NULL while reserved but not holding bo::lock. + * checking NULL while reserved but not holding the mentioned lock. */ void *sync_obj_arg; @@ -364,6 +366,44 @@ extern int ttm_bo_validate(struct ttm_buffer_object *bo, */ extern void ttm_bo_unref(struct ttm_buffer_object **bo); + +/** + * ttm_bo_list_ref_sub + * + * @bo: The buffer object. + * @count: The number of references with which to decrease @bo::list_kref; + * @never_free: The refcount should not reach zero with this operation. + * + * Release @count lru list references to this buffer object. + */ +extern void ttm_bo_list_ref_sub(struct ttm_buffer_object *bo, int count, + bool never_free); + +/** + * ttm_bo_add_to_lru + * + * @bo: The buffer object. + * + * Add this bo to the relevant mem type lru and, if it's backed by + * system pages (ttms) to the swap list. + * This function must be called with struct ttm_bo_global::lru_lock held, and + * is typically called immediately prior to unreserving a bo. + */ +extern void ttm_bo_add_to_lru(struct ttm_buffer_object *bo); + +/** + * ttm_bo_del_from_lru + * + * @bo: The buffer object. + * + * Remove this bo from all lru lists used to lookup and reserve an object. + * This function must be called with struct ttm_bo_global::lru_lock held, + * and is usually called just immediately after the bo has been reserved to + * avoid recursive reservation from lru lists. + */ +extern int ttm_bo_del_from_lru(struct ttm_buffer_object *bo); + + /** * ttm_bo_lock_delayed_workqueue * @@ -432,6 +472,10 @@ extern void ttm_bo_synccpu_write_release(struct ttm_buffer_object *bo); * together with the @destroy function, * enables driver-specific objects derived from a ttm_buffer_object. * On successful return, the object kref and list_kref are set to 1. + * If a failure occurs, the function will call the @destroy function, or + * kfree() if @destroy is NULL. Thus, after a failure, dereferencing @bo is + * illegal and will likely cause memory corruption. + * * Returns * -ENOMEM: Out of memory. * -EINVAL: Invalid placement flags. diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h index d01b4ddbdc56..1da8af6ac884 100644 --- a/include/drm/ttm/ttm_bo_driver.h +++ b/include/drm/ttm/ttm_bo_driver.h @@ -179,6 +179,90 @@ struct ttm_tt { #define TTM_MEMTYPE_FLAG_MAPPABLE (1 << 1) /* Memory mappable */ #define TTM_MEMTYPE_FLAG_CMA (1 << 3) /* Can't map aperture */ +struct ttm_mem_type_manager; + +struct ttm_mem_type_manager_func { + /** + * struct ttm_mem_type_manager member init + * + * @man: Pointer to a memory type manager. + * @p_size: Implementation dependent, but typically the size of the + * range to be managed in pages. + * + * Called to initialize a private range manager. The function is + * expected to initialize the man::priv member. + * Returns 0 on success, negative error code on failure. + */ + int (*init)(struct ttm_mem_type_manager *man, unsigned long p_size); + + /** + * struct ttm_mem_type_manager member takedown + * + * @man: Pointer to a memory type manager. + * + * Called to undo the setup done in init. All allocated resources + * should be freed. + */ + int (*takedown)(struct ttm_mem_type_manager *man); + + /** + * struct ttm_mem_type_manager member get_node + * + * @man: Pointer to a memory type manager. + * @bo: Pointer to the buffer object we're allocating space for. + * @placement: Placement details. + * @mem: Pointer to a struct ttm_mem_reg to be filled in. + * + * This function should allocate space in the memory type managed + * by @man. Placement details if + * applicable are given by @placement. If successful, + * @mem::mm_node should be set to a non-null value, and + * @mem::start should be set to a value identifying the beginning + * of the range allocated, and the function should return zero. + * If the memory region accomodate the buffer object, @mem::mm_node + * should be set to NULL, and the function should return 0. + * If a system error occured, preventing the request to be fulfilled, + * the function should return a negative error code. + * + * Note that @mem::mm_node will only be dereferenced by + * struct ttm_mem_type_manager functions and optionally by the driver, + * which has knowledge of the underlying type. + * + * This function may not be called from within atomic context, so + * an implementation can and must use either a mutex or a spinlock to + * protect any data structures managing the space. + */ + int (*get_node)(struct ttm_mem_type_manager *man, + struct ttm_buffer_object *bo, + struct ttm_placement *placement, + struct ttm_mem_reg *mem); + + /** + * struct ttm_mem_type_manager member put_node + * + * @man: Pointer to a memory type manager. + * @mem: Pointer to a struct ttm_mem_reg to be filled in. + * + * This function frees memory type resources previously allocated + * and that are identified by @mem::mm_node and @mem::start. May not + * be called from within atomic context. + */ + void (*put_node)(struct ttm_mem_type_manager *man, + struct ttm_mem_reg *mem); + + /** + * struct ttm_mem_type_manager member debug + * + * @man: Pointer to a memory type manager. + * @prefix: Prefix to be used in printout to identify the caller. + * + * This function is called to print out the state of the memory + * type manager to aid debugging of out-of-memory conditions. + * It may not be called from within atomic context. + */ + void (*debug)(struct ttm_mem_type_manager *man, const char *prefix); +}; + /** * struct ttm_mem_type_manager * @@ -193,29 +277,21 @@ struct ttm_tt { * as defined in ttm_placement_common.h * @default_caching: The default caching policy used for a buffer object * placed in this memory type if the user doesn't provide one. - * @manager: The range manager used for this memory type. FIXME: If the aperture - * has a page size different from the underlying system, the granularity - * of this manager should take care of this. But the range allocating code - * in ttm_bo.c needs to be modified for this. + * @func: structure pointer implementing the range manager. See above + * @priv: Driver private closure for @func. + * @io_reserve_mutex: Mutex optionally protecting shared io_reserve structures + * @use_io_reserve_lru: Use an lru list to try to unreserve io_mem_regions + * reserved by the TTM vm system. + * @io_reserve_lru: Optional lru list for unreserving io mem regions. + * @io_reserve_fastpath: Only use bdev::driver::io_mem_reserve to obtain + * static information. bdev::driver::io_mem_free is never used. * @lru: The lru list for this memory type. * * This structure is used to identify and manage memory types for a device. * It's set up by the ttm_bo_driver::init_mem_type method. */ -struct ttm_mem_type_manager; -struct ttm_mem_type_manager_func { - int (*init)(struct ttm_mem_type_manager *man, unsigned long p_size); - int (*takedown)(struct ttm_mem_type_manager *man); - int (*get_node)(struct ttm_mem_type_manager *man, - struct ttm_buffer_object *bo, - struct ttm_placement *placement, - struct ttm_mem_reg *mem); - void (*put_node)(struct ttm_mem_type_manager *man, - struct ttm_mem_reg *mem); - void (*debug)(struct ttm_mem_type_manager *man, const char *prefix); -}; struct ttm_mem_type_manager { struct ttm_bo_device *bdev; @@ -231,14 +307,22 @@ struct ttm_mem_type_manager { uint64_t size; uint32_t available_caching; uint32_t default_caching; + const struct ttm_mem_type_manager_func *func; + void *priv; + struct mutex io_reserve_mutex; + bool use_io_reserve_lru; + bool io_reserve_fastpath; /* - * Protected by the bdev->lru_lock. - * TODO: Consider one lru_lock per ttm_mem_type_manager. - * Plays ill with list removal, though. + * Protected by @io_reserve_mutex: */ - const struct ttm_mem_type_manager_func *func; - void *priv; + + struct list_head io_reserve_lru; + + /* + * Protected by the global->lru_lock. + */ + struct list_head lru; }; @@ -441,9 +525,12 @@ struct ttm_bo_global { * * @driver: Pointer to a struct ttm_bo_driver struct setup by the driver. * @man: An array of mem_type_managers. + * @fence_lock: Protects the synchronizing members on *all* bos belonging + * to this device. * @addr_space_mm: Range manager for the device address space. * lru_lock: Spinlock that protects the buffer+device lru lists and * ddestroy lists. + * @val_seq: Current validation sequence. * @nice_mode: Try nicely to wait for buffer idle when cleaning a manager. * If a GPU lockup has been detected, this is forced to 0. * @dev_mapping: A pointer to the struct address_space representing the @@ -462,6 +549,7 @@ struct ttm_bo_device { struct ttm_bo_driver *driver; rwlock_t vm_lock; struct ttm_mem_type_manager man[TTM_NUM_MEM_TYPES]; + spinlock_t fence_lock; /* * Protected by the vm lock. */ @@ -472,6 +560,7 @@ struct ttm_bo_device { * Protected by the global:lru lock. */ struct list_head ddestroy; + uint32_t val_seq; /* * Protected by load / firstopen / lastclose /unload sync. @@ -684,31 +773,6 @@ extern void ttm_bo_mem_put_locked(struct ttm_buffer_object *bo, extern int ttm_bo_wait_cpu(struct ttm_buffer_object *bo, bool no_wait); -/** - * ttm_bo_pci_offset - Get the PCI offset for the buffer object memory. - * - * @bo Pointer to a struct ttm_buffer_object. - * @bus_base On return the base of the PCI region - * @bus_offset On return the byte offset into the PCI region - * @bus_size On return the byte size of the buffer object or zero if - * the buffer object memory is not accessible through a PCI region. - * - * Returns: - * -EINVAL if the buffer object is currently not mappable. - * 0 otherwise. - */ - -extern int ttm_bo_pci_offset(struct ttm_bo_device *bdev, - struct ttm_mem_reg *mem, - unsigned long *bus_base, - unsigned long *bus_offset, - unsigned long *bus_size); - -extern int ttm_mem_io_reserve(struct ttm_bo_device *bdev, - struct ttm_mem_reg *mem); -extern void ttm_mem_io_free(struct ttm_bo_device *bdev, - struct ttm_mem_reg *mem); - extern void ttm_bo_global_release(struct drm_global_reference *ref); extern int ttm_bo_global_init(struct drm_global_reference *ref); @@ -741,6 +805,22 @@ extern int ttm_bo_device_init(struct ttm_bo_device *bdev, extern void ttm_bo_unmap_virtual(struct ttm_buffer_object *bo); /** + * ttm_bo_unmap_virtual + * + * @bo: tear down the virtual mappings for this BO + * + * The caller must take ttm_mem_io_lock before calling this function. + */ +extern void ttm_bo_unmap_virtual_locked(struct ttm_buffer_object *bo); + +extern int ttm_mem_io_reserve_vm(struct ttm_buffer_object *bo); +extern void ttm_mem_io_free_vm(struct ttm_buffer_object *bo); +extern int ttm_mem_io_lock(struct ttm_mem_type_manager *man, + bool interruptible); +extern void ttm_mem_io_unlock(struct ttm_mem_type_manager *man); + + +/** * ttm_bo_reserve: * * @bo: A pointer to a struct ttm_buffer_object. @@ -790,11 +870,44 @@ extern void ttm_bo_unmap_virtual(struct ttm_buffer_object *bo); * try again. (only if use_sequence == 1). * -ERESTARTSYS: A wait for the buffer to become unreserved was interrupted by * a signal. Release all buffer reservations and return to user-space. + * -EBUSY: The function needed to sleep, but @no_wait was true + * -EDEADLK: Bo already reserved using @sequence. This error code will only + * be returned if @use_sequence is set to true. */ extern int ttm_bo_reserve(struct ttm_buffer_object *bo, bool interruptible, bool no_wait, bool use_sequence, uint32_t sequence); + +/** + * ttm_bo_reserve_locked: + * + * @bo: A pointer to a struct ttm_buffer_object. + * @interruptible: Sleep interruptible if waiting. + * @no_wait: Don't sleep while trying to reserve, rather return -EBUSY. + * @use_sequence: If @bo is already reserved, Only sleep waiting for + * it to become unreserved if @sequence < (@bo)->sequence. + * + * Must be called with struct ttm_bo_global::lru_lock held, + * and will not remove reserved buffers from the lru lists. + * The function may release the LRU spinlock if it needs to sleep. + * Otherwise identical to ttm_bo_reserve. + * + * Returns: + * -EAGAIN: The reservation may cause a deadlock. + * Release all buffer reservations, wait for @bo to become unreserved and + * try again. (only if use_sequence == 1). + * -ERESTARTSYS: A wait for the buffer to become unreserved was interrupted by + * a signal. Release all buffer reservations and return to user-space. + * -EBUSY: The function needed to sleep, but @no_wait was true + * -EDEADLK: Bo already reserved using @sequence. This error code will only + * be returned if @use_sequence is set to true. + */ +extern int ttm_bo_reserve_locked(struct ttm_buffer_object *bo, + bool interruptible, + bool no_wait, bool use_sequence, + uint32_t sequence); + /** * ttm_bo_unreserve * @@ -805,6 +918,16 @@ extern int ttm_bo_reserve(struct ttm_buffer_object *bo, extern void ttm_bo_unreserve(struct ttm_buffer_object *bo); /** + * ttm_bo_unreserve_locked + * + * @bo: A pointer to a struct ttm_buffer_object. + * + * Unreserve a previous reservation of @bo. + * Needs to be called with struct ttm_bo_global::lru_lock held. + */ +extern void ttm_bo_unreserve_locked(struct ttm_buffer_object *bo); + +/** * ttm_bo_wait_unreserved * * @bo: A pointer to a struct ttm_buffer_object. diff --git a/include/drm/ttm/ttm_execbuf_util.h b/include/drm/ttm/ttm_execbuf_util.h index cd2c475da9ea..26cc7f9ffa41 100644 --- a/include/drm/ttm/ttm_execbuf_util.h +++ b/include/drm/ttm/ttm_execbuf_util.h @@ -41,7 +41,10 @@ * @bo: refcounted buffer object pointer. * @new_sync_obj_arg: New sync_obj_arg for @bo, to be used once * adding a new sync object. - * @reservied: Indicates whether @bo has been reserved for validation. + * @reserved: Indicates whether @bo has been reserved for validation. + * @removed: Indicates whether @bo has been removed from lru lists. + * @put_count: Number of outstanding references on bo::list_kref. + * @old_sync_obj: Pointer to a sync object about to be unreferenced */ struct ttm_validate_buffer { @@ -49,6 +52,9 @@ struct ttm_validate_buffer { struct ttm_buffer_object *bo; void *new_sync_obj_arg; bool reserved; + bool removed; + int put_count; + void *old_sync_obj; }; /** @@ -66,7 +72,6 @@ extern void ttm_eu_backoff_reservation(struct list_head *list); * function ttm_eu_reserve_buffers * * @list: thread private list of ttm_validate_buffer structs. - * @val_seq: A unique sequence number. * * Tries to reserve bos pointed to by the list entries for validation. * If the function returns 0, all buffers are marked as "unfenced", @@ -88,7 +93,7 @@ extern void ttm_eu_backoff_reservation(struct list_head *list); * has failed. */ -extern int ttm_eu_reserve_buffers(struct list_head *list, uint32_t val_seq); +extern int ttm_eu_reserve_buffers(struct list_head *list); /** * function ttm_eu_fence_buffer_objects. |