diff options
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/drmP.h | 108 | ||||
| -rw-r--r-- | include/drm/drm_crtc.h | 36 | ||||
| -rw-r--r-- | include/drm/drm_dp_mst_helper.h | 509 | ||||
| -rw-r--r-- | include/drm/drm_fb_helper.h | 8 | ||||
| -rw-r--r-- | include/drm/drm_of.h | 18 | ||||
| -rw-r--r-- | include/drm/drm_rect.h | 6 | ||||
| -rw-r--r-- | include/drm/i915_pciids.h | 12 | ||||
| -rw-r--r-- | include/drm/i915_powerwell.h | 5 | ||||
| -rw-r--r-- | include/drm/ttm/ttm_bo_driver.h | 14 |
9 files changed, 620 insertions, 96 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 8af71a8e2c00..a57646382086 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -151,8 +151,6 @@ int drm_err(const char *func, const char *format, ...); also include looping detection. */ #define DRM_MAGIC_HASH_ORDER 4 /**< Size of key hash table. Must be power of 2. */ -#define DRM_KERNEL_CONTEXT 0 /**< Change drm_resctx if changed */ -#define DRM_RESERVED_CONTEXTS 1 /**< Change drm_resctx if changed */ #define DRM_MAP_HASH_OFFSET 0x10000000 @@ -346,18 +344,6 @@ struct drm_waitlist { spinlock_t write_lock; }; -struct drm_freelist { - int initialized; /**< Freelist in use */ - atomic_t count; /**< Number of free buffers */ - struct drm_buf *next; /**< End pointer */ - - wait_queue_head_t waiting; /**< Processes waiting on free bufs */ - int low_mark; /**< Low water mark */ - int high_mark; /**< High water mark */ - atomic_t wfh; /**< If waiting for high mark */ - spinlock_t lock; -}; - typedef struct drm_dma_handle { dma_addr_t busaddr; void *vaddr; @@ -375,7 +361,8 @@ struct drm_buf_entry { int page_order; struct drm_dma_handle **seglist; - struct drm_freelist freelist; + int low_mark; /**< Low water mark */ + int high_mark; /**< High water mark */ }; /* Event queued up for userspace to read */ @@ -396,10 +383,7 @@ struct drm_prime_file_private { /** File private data */ struct drm_file { - unsigned always_authenticated :1; unsigned authenticated :1; - /* Whether we're master for a minor. Protected by master_mutex */ - unsigned is_master :1; /* true when the client has asked us to expose stereo 3D mode flags */ unsigned stereo_allowed :1; /* @@ -441,23 +425,6 @@ struct drm_file { struct drm_prime_file_private prime; }; -/** Wait queue */ -struct drm_queue { - atomic_t use_count; /**< Outstanding uses (+1) */ - atomic_t finalization; /**< Finalization in progress */ - atomic_t block_count; /**< Count of processes waiting */ - atomic_t block_read; /**< Queue blocked for reads */ - wait_queue_head_t read_queue; /**< Processes waiting on block_read */ - atomic_t block_write; /**< Queue blocked for writes */ - wait_queue_head_t write_queue; /**< Processes waiting on block_write */ - atomic_t total_queued; /**< Total queued statistic */ - atomic_t total_flushed; /**< Total flushes statistic */ - atomic_t total_locks; /**< Total locks statistics */ - enum drm_ctx_flags flags; /**< Context preserving and 2D-only */ - struct drm_waitlist waitlist; /**< Pending buffers */ - wait_queue_head_t flush_queue; /**< Processes waiting until flush */ -}; - /** * Lock data. */ @@ -566,15 +533,6 @@ struct drm_map_list { struct drm_master *master; }; -/** - * Context handle list - */ -struct drm_ctx_list { - struct list_head head; /**< list head */ - drm_context_t handle; /**< context handle */ - struct drm_file *tag; /**< associated fd private data */ -}; - /* location of GART table */ #define DRM_ATI_GART_MAIN 1 #define DRM_ATI_GART_FB 2 @@ -1062,7 +1020,7 @@ struct drm_device { /** \name Locks */ /*@{ */ struct mutex struct_mutex; /**< For others */ - struct mutex master_mutex; /**< For drm_minor::master and drm_file::is_master */ + struct mutex master_mutex; /**< For drm_minor::master */ /*@} */ /** \name Usage Counters */ @@ -1200,6 +1158,21 @@ static inline bool drm_is_primary_client(const struct drm_file *file_priv) return file_priv->minor->type == DRM_MINOR_LEGACY; } +/** + * drm_is_master() - Check whether a DRM open-file is DRM-Master + * @file: DRM open-file context + * + * This checks whether a DRM open-file context is owner of the master context + * attached to it. If a file owns a master context, it's called DRM-Master. + * Per DRM device, only one such file can be DRM-Master at a time. + * + * Returns: True if the file is DRM-Master, otherwise false. + */ +static inline bool drm_is_master(const struct drm_file *file) +{ + return file->master && file->master == file->minor->master; +} + /******************************************************************/ /** \name Internal function definitions */ /*@{*/ @@ -1215,7 +1188,6 @@ extern bool drm_ioctl_flags(unsigned int nr, unsigned int *flags); /* Device support (drm_fops.h) */ extern struct mutex drm_global_mutex; extern int drm_open(struct inode *inode, struct file *filp); -extern int drm_stub_open(struct inode *inode, struct file *filp); extern ssize_t drm_read(struct file *filp, char __user *buffer, size_t count, loff_t *offset); extern int drm_release(struct inode *inode, struct file *filp); @@ -1253,29 +1225,6 @@ extern int drm_setversion(struct drm_device *dev, void *data, extern int drm_noop(struct drm_device *dev, void *data, struct drm_file *file_priv); - /* Context IOCTL support (drm_context.h) */ -extern int drm_resctx(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_addctx(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_getctx(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_switchctx(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_newctx(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_rmctx(struct drm_device *dev, void *data, - struct drm_file *file_priv); - -extern int drm_ctxbitmap_init(struct drm_device *dev); -extern void drm_ctxbitmap_cleanup(struct drm_device *dev); -extern void drm_ctxbitmap_free(struct drm_device *dev, int ctx_handle); - -extern int drm_setsareactx(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_getsareactx(struct drm_device *dev, void *data, - struct drm_file *file_priv); - /* Authentication IOCTL support (drm_auth.h) */ extern int drm_getmagic(struct drm_device *dev, void *data, struct drm_file *file_priv); @@ -1395,17 +1344,12 @@ extern void drm_master_put(struct drm_master **master); extern void drm_put_dev(struct drm_device *dev); extern void drm_unplug_dev(struct drm_device *dev); extern unsigned int drm_debug; -extern unsigned int drm_rnodes; -extern unsigned int drm_universal_planes; extern unsigned int drm_vblank_offdelay; extern unsigned int drm_timestamp_precision; extern unsigned int drm_timestamp_monotonic; extern struct class *drm_class; -extern struct dentry *drm_debugfs_root; - -extern struct idr drm_minors_idr; extern struct drm_local_map *drm_getsarea(struct drm_device *dev); @@ -1419,6 +1363,8 @@ extern int drm_debugfs_create_files(const struct drm_info_list *files, extern int drm_debugfs_remove_files(const struct drm_info_list *files, int count, struct drm_minor *minor); extern int drm_debugfs_cleanup(struct drm_minor *minor); +extern int drm_debugfs_connector_add(struct drm_connector *connector); +extern void drm_debugfs_connector_remove(struct drm_connector *connector); #else static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id, struct dentry *root) @@ -1443,6 +1389,15 @@ static inline int drm_debugfs_cleanup(struct drm_minor *minor) { return 0; } + +static inline int drm_debugfs_connector_add(struct drm_connector *connector) +{ + return 0; +} +static inline void drm_debugfs_connector_remove(struct drm_connector *connector) +{ +} + #endif /* Info file support */ @@ -1512,9 +1467,8 @@ extern int drm_pci_set_unique(struct drm_device *dev, struct drm_sysfs_class; extern struct class *drm_sysfs_create(struct module *owner, char *name); extern void drm_sysfs_destroy(void); -extern int drm_sysfs_device_add(struct drm_minor *minor); +extern struct device *drm_sysfs_minor_alloc(struct drm_minor *minor); extern void drm_sysfs_hotplug_event(struct drm_device *dev); -extern void drm_sysfs_device_remove(struct drm_minor *minor); extern int drm_sysfs_connector_add(struct drm_connector *connector); extern void drm_sysfs_connector_remove(struct drm_connector *connector); @@ -1574,7 +1528,7 @@ void drm_gem_free_mmap_offset(struct drm_gem_object *obj); int drm_gem_create_mmap_offset(struct drm_gem_object *obj); int drm_gem_create_mmap_offset_size(struct drm_gem_object *obj, size_t size); -struct page **drm_gem_get_pages(struct drm_gem_object *obj, gfp_t gfpmask); +struct page **drm_gem_get_pages(struct drm_gem_object *obj); void drm_gem_put_pages(struct drm_gem_object *obj, struct page **pages, bool dirty, bool accessed); diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 251b75e6bf7a..f1105d0da059 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -41,6 +41,7 @@ struct drm_framebuffer; struct drm_object_properties; struct drm_file; struct drm_clip_rect; +struct device_node; #define DRM_MODE_OBJECT_CRTC 0xcccccccc #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 @@ -75,6 +76,14 @@ static inline uint64_t I642U64(int64_t val) return (uint64_t)*((uint64_t *)&val); } +/* rotation property bits */ +#define DRM_ROTATE_0 0 +#define DRM_ROTATE_90 1 +#define DRM_ROTATE_180 2 +#define DRM_ROTATE_270 3 +#define DRM_REFLECT_X 4 +#define DRM_REFLECT_Y 5 + enum drm_connector_force { DRM_FORCE_UNSPECIFIED, DRM_FORCE_OFF, @@ -314,6 +323,7 @@ struct drm_crtc_funcs { */ struct drm_crtc { struct drm_device *dev; + struct device_node *port; struct list_head head; /** @@ -331,6 +341,10 @@ struct drm_crtc { struct drm_plane *primary; struct drm_plane *cursor; + /* position of cursor plane on crtc */ + int cursor_x; + int cursor_y; + /* Temporary tracking of the old fb while a modeset is ongoing. Used * by drm_mode_set_config_internal to implement correct refcounting. */ struct drm_framebuffer *old_fb; @@ -524,6 +538,8 @@ struct drm_connector { struct drm_property_blob *edid_blob_ptr; struct drm_object_properties properties; + struct drm_property_blob *path_blob_ptr; + uint8_t polled; /* DRM_CONNECTOR_POLL_* */ /* requested DPMS state */ @@ -533,6 +549,7 @@ struct drm_connector { /* forced on connector */ enum drm_connector_force force; + bool override_edid; uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; struct drm_encoder *encoder; /* currently active encoder */ @@ -545,6 +562,8 @@ struct drm_connector { int audio_latency[2]; int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */ unsigned bad_edid_counter; + + struct dentry *debugfs_entry; }; /** @@ -800,6 +819,7 @@ struct drm_mode_config { struct list_head property_blob_list; struct drm_property *edid_property; struct drm_property *dpms_property; + struct drm_property *path_property; struct drm_property *plane_type_property; /* DVI-I properties */ @@ -823,6 +843,7 @@ struct drm_mode_config { /* Optional properties */ struct drm_property *scaling_mode_property; + struct drm_property *aspect_ratio_property; struct drm_property *dirty_info_property; /* dumb ioctl parameters */ @@ -852,7 +873,7 @@ struct drm_prop_enum_list { extern int drm_crtc_init_with_planes(struct drm_device *dev, struct drm_crtc *crtc, struct drm_plane *primary, - void *cursor, + struct drm_plane *cursor, const struct drm_crtc_funcs *funcs); extern int drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, @@ -878,6 +899,8 @@ extern int drm_connector_init(struct drm_device *dev, struct drm_connector *connector, const struct drm_connector_funcs *funcs, int connector_type); +int drm_connector_register(struct drm_connector *connector); +void drm_connector_unregister(struct drm_connector *connector); extern void drm_connector_cleanup(struct drm_connector *connector); /* helper to unplug all connectors from sysfs for device */ @@ -937,6 +960,7 @@ extern const char *drm_get_tv_select_name(int val); extern void drm_fb_release(struct drm_file *file_priv); extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); extern void drm_mode_group_destroy(struct drm_mode_group *group); +extern void drm_reinit_primary_mode_group(struct drm_device *dev); extern bool drm_probe_ddc(struct i2c_adapter *adapter); extern struct edid *drm_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter); @@ -946,6 +970,8 @@ extern void drm_mode_config_init(struct drm_device *dev); extern void drm_mode_config_reset(struct drm_device *dev); extern void drm_mode_config_cleanup(struct drm_device *dev); +extern int drm_mode_connector_set_path_property(struct drm_connector *connector, + char *path); extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, struct edid *edid); @@ -994,7 +1020,8 @@ extern struct drm_property *drm_property_create_enum(struct drm_device *dev, int struct drm_property *drm_property_create_bitmask(struct drm_device *dev, int flags, const char *name, const struct drm_prop_enum_list *props, - int num_values); + int num_props, + uint64_t supported_bits); struct drm_property *drm_property_create_range(struct drm_device *dev, int flags, const char *name, uint64_t min, uint64_t max); @@ -1010,6 +1037,7 @@ extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, char *formats[]); extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); +extern int drm_mode_create_aspect_ratio_property(struct drm_device *dev); extern int drm_mode_create_dirty_info_property(struct drm_device *dev); extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, @@ -1100,6 +1128,10 @@ extern int drm_format_plane_cpp(uint32_t format, int plane); extern int drm_format_horz_chroma_subsampling(uint32_t format); extern int drm_format_vert_chroma_subsampling(uint32_t format); extern const char *drm_get_format_name(uint32_t format); +extern struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev, + unsigned int supported_rotations); +extern unsigned int drm_rotation_simplify(unsigned int rotation, + unsigned int supported_rotations); /* Helpers */ diff --git a/include/drm/drm_dp_mst_helper.h b/include/drm/drm_dp_mst_helper.h new file mode 100644 index 000000000000..9b446ada2532 --- /dev/null +++ b/include/drm/drm_dp_mst_helper.h @@ -0,0 +1,509 @@ +/* + * Copyright © 2014 Red Hat. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ +#ifndef _DRM_DP_MST_HELPER_H_ +#define _DRM_DP_MST_HELPER_H_ + +#include <linux/types.h> +#include <drm/drm_dp_helper.h> + +struct drm_dp_mst_branch; + +/** + * struct drm_dp_vcpi - Virtual Channel Payload Identifer + * @vcpi: Virtual channel ID. + * @pbn: Payload Bandwidth Number for this channel + * @aligned_pbn: PBN aligned with slot size + * @num_slots: number of slots for this PBN + */ +struct drm_dp_vcpi { + int vcpi; + int pbn; + int aligned_pbn; + int num_slots; +}; + +/** + * struct drm_dp_mst_port - MST port + * @kref: reference count for this port. + * @guid_valid: for DP 1.2 devices if we have validated the GUID. + * @guid: guid for DP 1.2 device on this port. + * @port_num: port number + * @input: if this port is an input port. + * @mcs: message capability status - DP 1.2 spec. + * @ddps: DisplayPort Device Plug Status - DP 1.2 + * @pdt: Peer Device Type + * @ldps: Legacy Device Plug Status + * @dpcd_rev: DPCD revision of device on this port + * @num_sdp_streams: Number of simultaneous streams + * @num_sdp_stream_sinks: Number of stream sinks + * @available_pbn: Available bandwidth for this port. + * @next: link to next port on this branch device + * @mstb: branch device attach below this port + * @aux: i2c aux transport to talk to device connected to this port. + * @parent: branch device parent of this port + * @vcpi: Virtual Channel Payload info for this port. + * @connector: DRM connector this port is connected to. + * @mgr: topology manager this port lives under. + * + * This structure represents an MST port endpoint on a device somewhere + * in the MST topology. + */ +struct drm_dp_mst_port { + struct kref kref; + + /* if dpcd 1.2 device is on this port - its GUID info */ + bool guid_valid; + u8 guid[16]; + + u8 port_num; + bool input; + bool mcs; + bool ddps; + u8 pdt; + bool ldps; + u8 dpcd_rev; + u8 num_sdp_streams; + u8 num_sdp_stream_sinks; + uint16_t available_pbn; + struct list_head next; + struct drm_dp_mst_branch *mstb; /* pointer to an mstb if this port has one */ + struct drm_dp_aux aux; /* i2c bus for this port? */ + struct drm_dp_mst_branch *parent; + + struct drm_dp_vcpi vcpi; + struct drm_connector *connector; + struct drm_dp_mst_topology_mgr *mgr; +}; + +/** + * struct drm_dp_mst_branch - MST branch device. + * @kref: reference count for this port. + * @rad: Relative Address to talk to this branch device. + * @lct: Link count total to talk to this branch device. + * @num_ports: number of ports on the branch. + * @msg_slots: one bit per transmitted msg slot. + * @ports: linked list of ports on this branch. + * @port_parent: pointer to the port parent, NULL if toplevel. + * @mgr: topology manager for this branch device. + * @tx_slots: transmission slots for this device. + * @last_seqno: last sequence number used to talk to this. + * @link_address_sent: if a link address message has been sent to this device yet. + * + * This structure represents an MST branch device, there is one + * primary branch device at the root, along with any others connected + * to downstream ports + */ +struct drm_dp_mst_branch { + struct kref kref; + u8 rad[8]; + u8 lct; + int num_ports; + + int msg_slots; + struct list_head ports; + + /* list of tx ops queue for this port */ + struct drm_dp_mst_port *port_parent; + struct drm_dp_mst_topology_mgr *mgr; + + /* slots are protected by mstb->mgr->qlock */ + struct drm_dp_sideband_msg_tx *tx_slots[2]; + int last_seqno; + bool link_address_sent; +}; + + +/* sideband msg header - not bit struct */ +struct drm_dp_sideband_msg_hdr { + u8 lct; + u8 lcr; + u8 rad[8]; + bool broadcast; + bool path_msg; + u8 msg_len; + bool somt; + bool eomt; + bool seqno; +}; + +struct drm_dp_nak_reply { + u8 guid[16]; + u8 reason; + u8 nak_data; +}; + +struct drm_dp_link_address_ack_reply { + u8 guid[16]; + u8 nports; + struct drm_dp_link_addr_reply_port { + bool input_port; + u8 peer_device_type; + u8 port_number; + bool mcs; + bool ddps; + bool legacy_device_plug_status; + u8 dpcd_revision; + u8 peer_guid[16]; + u8 num_sdp_streams; + u8 num_sdp_stream_sinks; + } ports[16]; +}; + +struct drm_dp_remote_dpcd_read_ack_reply { + u8 port_number; + u8 num_bytes; + u8 bytes[255]; +}; + +struct drm_dp_remote_dpcd_write_ack_reply { + u8 port_number; +}; + +struct drm_dp_remote_dpcd_write_nak_reply { + u8 port_number; + u8 reason; + u8 bytes_written_before_failure; +}; + +struct drm_dp_remote_i2c_read_ack_reply { + u8 port_number; + u8 num_bytes; + u8 bytes[255]; +}; + +struct drm_dp_remote_i2c_read_nak_reply { + u8 port_number; + u8 nak_reason; + u8 i2c_nak_transaction; +}; + +struct drm_dp_remote_i2c_write_ack_reply { + u8 port_number; +}; + + +struct drm_dp_sideband_msg_rx { + u8 chunk[48]; + u8 msg[256]; + u8 curchunk_len; + u8 curchunk_idx; /* chunk we are parsing now */ + u8 curchunk_hdrlen; + u8 curlen; /* total length of the msg */ + bool have_somt; + bool have_eomt; + struct drm_dp_sideband_msg_hdr initial_hdr; +}; + + +struct drm_dp_allocate_payload { + u8 port_number; + u8 number_sdp_streams; + u8 vcpi; + u16 pbn; + u8 sdp_stream_sink[8]; +}; + +struct drm_dp_allocate_payload_ack_reply { + u8 port_number; + u8 vcpi; + u16 allocated_pbn; +}; + +struct drm_dp_connection_status_notify { + u8 guid[16]; + u8 port_number; + bool legacy_device_plug_status; + bool displayport_device_plug_status; + bool message_capability_status; + bool input_port; + u8 peer_device_type; +}; + +struct drm_dp_remote_dpcd_read { + u8 port_number; + u32 dpcd_address; + u8 num_bytes; +}; + +struct drm_dp_remote_dpcd_write { + u8 port_number; + u32 dpcd_address; + u8 num_bytes; + u8 *bytes; +}; + +struct drm_dp_remote_i2c_read { + u8 num_transactions; + u8 port_number; + struct { + u8 i2c_dev_id; + u8 num_bytes; + u8 *bytes; + u8 no_stop_bit; + u8 i2c_transaction_delay; + } transactions[4]; + u8 read_i2c_device_id; + u8 num_bytes_read; +}; + +struct drm_dp_remote_i2c_write { + u8 port_number; + u8 write_i2c_device_id; + u8 num_bytes; + u8 *bytes; +}; + +/* this covers ENUM_RESOURCES, POWER_DOWN_PHY, POWER_UP_PHY */ +struct drm_dp_port_number_req { + u8 port_number; +}; + +struct drm_dp_enum_path_resources_ack_reply { + u8 port_number; + u16 full_payload_bw_number; + u16 avail_payload_bw_number; +}; + +/* covers POWER_DOWN_PHY, POWER_UP_PHY */ +struct drm_dp_port_number_rep { + u8 port_number; +}; + +struct drm_dp_query_payload { + u8 port_number; + u8 vcpi; +}; + +struct drm_dp_resource_status_notify { + u8 port_number; + u8 guid[16]; + u16 available_pbn; +}; + +struct drm_dp_query_payload_ack_reply { + u8 port_number; + u8 allocated_pbn; +}; + +struct drm_dp_sideband_msg_req_body { + u8 req_type; + union ack_req { + struct drm_dp_connection_status_notify conn_stat; + struct drm_dp_port_number_req port_num; + struct drm_dp_resource_status_notify resource_stat; + + struct drm_dp_query_payload query_payload; + struct drm_dp_allocate_payload allocate_payload; + + struct drm_dp_remote_dpcd_read dpcd_read; + struct drm_dp_remote_dpcd_write dpcd_write; + + struct drm_dp_remote_i2c_read i2c_read; + struct drm_dp_remote_i2c_write i2c_write; + } u; +}; + +struct drm_dp_sideband_msg_reply_body { + u8 reply_type; + u8 req_type; + union ack_replies { + struct drm_dp_nak_reply nak; + struct drm_dp_link_address_ack_reply link_addr; + struct drm_dp_port_number_rep port_number; + + struct drm_dp_enum_path_resources_ack_reply path_resources; + struct drm_dp_allocate_payload_ack_reply allocate_payload; + struct drm_dp_query_payload_ack_reply query_payload; + + struct drm_dp_remote_dpcd_read_ack_reply remote_dpcd_read_ack; + struct drm_dp_remote_dpcd_write_ack_reply remote_dpcd_write_ack; + struct drm_dp_remote_dpcd_write_nak_reply remote_dpcd_write_nack; + + struct drm_dp_remote_i2c_read_ack_reply remote_i2c_read_ack; + struct drm_dp_remote_i2c_read_nak_reply remote_i2c_read_nack; + struct drm_dp_remote_i2c_write_ack_reply remote_i2c_write_ack; + } u; +}; + +/* msg is queued to be put into a slot */ +#define DRM_DP_SIDEBAND_TX_QUEUED 0 +/* msg has started transmitting on a slot - still on msgq */ +#define DRM_DP_SIDEBAND_TX_START_SEND 1 +/* msg has finished transmitting on a slot - removed from msgq only in slot */ +#define DRM_DP_SIDEBAND_TX_SENT 2 +/* msg has received a response - removed from slot */ +#define DRM_DP_SIDEBAND_TX_RX 3 +#define DRM_DP_SIDEBAND_TX_TIMEOUT 4 + +struct drm_dp_sideband_msg_tx { + u8 msg[256]; + u8 chunk[48]; + u8 cur_offset; + u8 cur_len; + struct drm_dp_mst_branch *dst; + struct list_head next; + int seqno; + int state; + bool path_msg; + struct drm_dp_sideband_msg_reply_body reply; +}; + +/* sideband msg handler */ +struct drm_dp_mst_topology_mgr; +struct drm_dp_mst_topology_cbs { + /* create a connector for a port */ + struct drm_connector *(*add_connector)(struct drm_dp_mst_topology_mgr *mgr, struct drm_dp_mst_port *port, char *path); + void (*destroy_connector)(struct drm_dp_mst_topology_mgr *mgr, + struct drm_connector *connector); + void (*hotplug)(struct drm_dp_mst_topology_mgr *mgr); + +}; + +#define DP_MAX_PAYLOAD (sizeof(unsigned long) * 8) + +#define DP_PAYLOAD_LOCAL 1 +#define DP_PAYLOAD_REMOTE 2 +#define DP_PAYLOAD_DELETE_LOCAL 3 + +struct drm_dp_payload { + int payload_state; + int start_slot; + int num_slots; +}; + +/** + * struct drm_dp_mst_topology_mgr - DisplayPort MST manager + * @dev: device pointer for adding i2c devices etc. + * @cbs: callbacks for connector addition and destruction. + * @max_dpcd_transaction_bytes - maximum number of bytes to read/write in one go. + * @aux: aux channel for the DP connector. + * @max_payloads: maximum number of payloads the GPU can generate. + * @conn_base_id: DRM connector ID this mgr is connected to. + * @down_rep_recv: msg receiver state for down replies. + * @up_req_recv: msg receiver state for up requests. + * @lock: protects mst state, primary, guid, dpcd. + * @mst_state: if this manager is enabled for an MST capable port. + * @mst_primary: pointer to the primary branch device. + * @guid_valid: GUID valid for the primary branch device. + * @guid: GUID for primary port. + * @dpcd: cache of DPCD for primary port. + * @pbn_div: PBN to slots divisor. + * + * This struct represents the toplevel displayport MST topology manager. + * There should be one instance of this for every MST capable DP connector + * on the GPU. + */ +struct drm_dp_mst_topology_mgr { + + struct device *dev; + struct drm_dp_mst_topology_cbs *cbs; + int max_dpcd_transaction_bytes; + struct drm_dp_aux *aux; /* auxch for this topology mgr to use */ + int max_payloads; + int conn_base_id; + + /* only ever accessed from the workqueue - which should be serialised */ + struct drm_dp_sideband_msg_rx down_rep_recv; + struct drm_dp_sideband_msg_rx up_req_recv; + + /* pointer to info about the initial MST device */ + struct mutex lock; /* protects mst_state + primary + guid + dpcd */ + + bool mst_state; + struct drm_dp_mst_branch *mst_primary; + /* primary MST device GUID */ + bool guid_valid; + u8 guid[16]; + u8 dpcd[DP_RECEIVER_CAP_SIZE]; + u8 sink_count; + int pbn_div; + int total_slots; + int avail_slots; + int total_pbn; + + /* messages to be transmitted */ + /* qlock protects the upq/downq and in_progress, + the mstb tx_slots and txmsg->state once they are queued */ + struct mutex qlock; + struct list_head tx_msg_downq; + struct list_head tx_msg_upq; + bool tx_down_in_progress; + bool tx_up_in_progress; + + /* payload info + lock for it */ + struct mutex payload_lock; + struct drm_dp_vcpi **proposed_vcpis; + struct drm_dp_payload *payloads; + unsigned long payload_mask; + + wait_queue_head_t tx_waitq; + struct work_struct work; + + struct work_struct tx_work; +}; + +int drm_dp_mst_topology_mgr_init(struct drm_dp_mst_topology_mgr *mgr, struct device *dev, struct drm_dp_aux *aux, int max_dpcd_transaction_bytes, int max_payloads, int conn_base_id); + +void drm_dp_mst_topology_mgr_destroy(struct drm_dp_mst_topology_mgr *mgr); + + +int drm_dp_mst_topology_mgr_set_mst(struct drm_dp_mst_topology_mgr *mgr, bool mst_state); + + +int drm_dp_mst_hpd_irq(struct drm_dp_mst_topology_mgr *mgr, u8 *esi, bool *handled); + + +enum drm_connector_status drm_dp_mst_detect_port(struct drm_dp_mst_topology_mgr *mgr, struct drm_dp_mst_port *port); + +struct edid *drm_dp_mst_get_edid(struct drm_connector *connector, struct drm_dp_mst_topology_mgr *mgr, struct drm_dp_mst_port *port); + + +int drm_dp_calc_pbn_mode(int clock, int bpp); + + +bool drm_dp_mst_allocate_vcpi(struct drm_dp_mst_topology_mgr *mgr, struct drm_dp_mst_port *port, int pbn, int *slots); + + +void drm_dp_mst_reset_vcpi_slots(struct drm_dp_mst_topology_mgr *mgr, struct drm_dp_mst_port *port); + + +void drm_dp_mst_deallocate_vcpi(struct drm_dp_mst_topology_mgr *mgr, + struct drm_dp_mst_port *port); + + +int drm_dp_find_vcpi_slots(struct drm_dp_mst_topology_mgr *mgr, + int pbn); + + +int drm_dp_update_payload_part1(struct drm_dp_mst_topology_mgr *mgr); + + +int drm_dp_update_payload_part2(struct drm_dp_mst_topology_mgr *mgr); + +int drm_dp_check_act_status(struct drm_dp_mst_topology_mgr *mgr); + +void drm_dp_mst_dump_topology(struct seq_file *m, + struct drm_dp_mst_topology_mgr *mgr); + +void drm_dp_mst_topology_mgr_suspend(struct drm_dp_mst_topology_mgr *mgr); +int drm_dp_mst_topology_mgr_resume(struct drm_dp_mst_topology_mgr *mgr); +#endif diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h index 7997246d4039..bfd329d613c4 100644 --- a/include/drm/drm_fb_helper.h +++ b/include/drm/drm_fb_helper.h @@ -86,8 +86,9 @@ struct drm_fb_helper { int crtc_count; struct drm_fb_helper_crtc *crtc_info; int connector_count; + int connector_info_alloc_count; struct drm_fb_helper_connector **connector_info; - struct drm_fb_helper_funcs *funcs; + const struct drm_fb_helper_funcs *funcs; struct fb_info *fbdev; u32 pseudo_palette[17]; struct list_head kernel_fb_list; @@ -97,6 +98,8 @@ struct drm_fb_helper { bool delayed_hotplug; }; +void drm_fb_helper_prepare(struct drm_device *dev, struct drm_fb_helper *helper, + const struct drm_fb_helper_funcs *funcs); int drm_fb_helper_init(struct drm_device *dev, struct drm_fb_helper *helper, int crtc_count, int max_conn); @@ -128,4 +131,7 @@ struct drm_display_mode * drm_pick_cmdline_mode(struct drm_fb_helper_connector *fb_helper_conn, int width, int height); +int drm_fb_helper_add_one_connector(struct drm_fb_helper *fb_helper, struct drm_connector *connector); +int drm_fb_helper_remove_one_connector(struct drm_fb_helper *fb_helper, + struct drm_connector *connector); #endif diff --git a/include/drm/drm_of.h b/include/drm/drm_of.h new file mode 100644 index 000000000000..2441f7112074 --- /dev/null +++ b/include/drm/drm_of.h @@ -0,0 +1,18 @@ +#ifndef __DRM_OF_H__ +#define __DRM_OF_H__ + +struct drm_device; +struct device_node; + +#ifdef CONFIG_OF +extern uint32_t drm_of_find_possible_crtcs(struct drm_device *dev, + struct device_node *port); +#else +static inline uint32_t drm_of_find_possible_crtcs(struct drm_device *dev, + struct device_node *port) +{ + return 0; +} +#endif + +#endif /* __DRM_OF_H__ */ diff --git a/include/drm/drm_rect.h b/include/drm/drm_rect.h index d1286297567b..26bb55e9e8b6 100644 --- a/include/drm/drm_rect.h +++ b/include/drm/drm_rect.h @@ -163,5 +163,11 @@ int drm_rect_calc_vscale_relaxed(struct drm_rect *src, struct drm_rect *dst, int min_vscale, int max_vscale); void drm_rect_debug_print(const struct drm_rect *r, bool fixed_point); +void drm_rect_rotate(struct drm_rect *r, + int width, int height, + unsigned int rotation); +void drm_rect_rotate_inv(struct drm_rect *r, + int width, int height, + unsigned int rotation); #endif diff --git a/include/drm/i915_pciids.h b/include/drm/i915_pciids.h index 0572035673f3..a70d45647898 100644 --- a/include/drm/i915_pciids.h +++ b/include/drm/i915_pciids.h @@ -237,13 +237,21 @@ #define INTEL_BDW_GT3D_IDS(info) \ _INTEL_BDW_D_IDS(3, info) +#define INTEL_BDW_RSVDM_IDS(info) \ + _INTEL_BDW_M_IDS(4, info) + +#define INTEL_BDW_RSVDD_IDS(info) \ + _INTEL_BDW_D_IDS(4, info) + #define INTEL_BDW_M_IDS(info) \ INTEL_BDW_GT12M_IDS(info), \ - INTEL_BDW_GT3M_IDS(info) + INTEL_BDW_GT3M_IDS(info), \ + INTEL_BDW_RSVDM_IDS(info) #define INTEL_BDW_D_IDS(info) \ INTEL_BDW_GT12D_IDS(info), \ - INTEL_BDW_GT3D_IDS(info) + INTEL_BDW_GT3D_IDS(info), \ + INTEL_BDW_RSVDD_IDS(info) #define INTEL_CHV_IDS(info) \ INTEL_VGA_DEVICE(0x22b0, info), \ diff --git a/include/drm/i915_powerwell.h b/include/drm/i915_powerwell.h index cfdc884405b7..baa6f11b1837 100644 --- a/include/drm/i915_powerwell.h +++ b/include/drm/i915_powerwell.h @@ -30,7 +30,8 @@ #define _I915_POWERWELL_H_ /* For use by hda_i915 driver */ -extern void i915_request_power_well(void); -extern void i915_release_power_well(void); +extern int i915_request_power_well(void); +extern int i915_release_power_well(void); +extern int i915_get_cdclk_freq(void); #endif /* _I915_POWERWELL_H_ */ diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h index a5183da3ef92..202f0a7171e8 100644 --- a/include/drm/ttm/ttm_bo_driver.h +++ b/include/drm/ttm/ttm_bo_driver.h @@ -182,6 +182,7 @@ struct ttm_mem_type_manager_func { * @man: Pointer to a memory type manager. * @bo: Pointer to the buffer object we're allocating space for. * @placement: Placement details. + * @flags: Additional placement flags. * @mem: Pointer to a struct ttm_mem_reg to be filled in. * * This function should allocate space in the memory type managed @@ -206,6 +207,7 @@ struct ttm_mem_type_manager_func { int (*get_node)(struct ttm_mem_type_manager *man, struct ttm_buffer_object *bo, struct ttm_placement *placement, + uint32_t flags, struct ttm_mem_reg *mem); /** @@ -653,18 +655,6 @@ extern void ttm_tt_unbind(struct ttm_tt *ttm); extern int ttm_tt_swapin(struct ttm_tt *ttm); /** - * ttm_tt_cache_flush: - * - * @pages: An array of pointers to struct page:s to flush. - * @num_pages: Number of pages to flush. - * - * Flush the data of the indicated pages from the cpu caches. - * This is used when changing caching attributes of the pages from - * cache-coherent. - */ -extern void ttm_tt_cache_flush(struct page *pages[], unsigned long num_pages); - -/** * ttm_tt_set_placement_caching: * * @ttm A struct ttm_tt the backing pages of which will change caching policy. |