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-rw-r--r--include/drm/drmP.h94
-rw-r--r--include/drm/drm_atomic.h82
-rw-r--r--include/drm/drm_atomic_helper.h42
-rw-r--r--include/drm/drm_auth.h59
-rw-r--r--include/drm/drm_crtc.h625
-rw-r--r--include/drm/drm_crtc_helper.h3
-rw-r--r--include/drm/drm_dp_helper.h2
-rw-r--r--include/drm/drm_fb_helper.h11
-rw-r--r--include/drm/drm_fourcc.h37
-rw-r--r--include/drm/drm_legacy.h2
-rw-r--r--include/drm/drm_mipi_dsi.h3
-rw-r--r--include/drm/drm_modes.h2
-rw-r--r--include/drm/drm_modeset_helper_vtables.h49
-rw-r--r--include/drm/drm_plane_helper.h1
-rw-r--r--include/drm/drm_simple_kms_helper.h94
-rw-r--r--include/drm/i915_drm.h3
-rw-r--r--include/drm/intel-gtt.h3
-rw-r--r--include/linux/dcache.h13
-rw-r--r--include/linux/dma-buf.h2
-rw-r--r--include/linux/fence-array.h73
-rw-r--r--include/linux/fence.h13
-rw-r--r--include/linux/iio/common/st_sensors.h9
-rw-r--r--include/linux/init_task.h2
-rw-r--r--include/linux/io-mapping.h10
-rw-r--r--include/linux/isa.h5
-rw-r--r--include/linux/jump_label.h16
-rw-r--r--include/linux/kasan.h11
-rw-r--r--include/linux/leds.h23
-rw-r--r--include/linux/mlx5/qp.h1
-rw-r--r--include/linux/mm.h2
-rw-r--r--include/linux/platform_data/omapdss.h37
-rw-r--r--include/linux/pwm.h3
-rw-r--r--include/linux/sched.h2
-rw-r--r--include/linux/sunrpc/clnt.h2
-rw-r--r--include/linux/sunrpc/svc_xprt.h1
-rw-r--r--include/linux/sunrpc/xprt.h1
-rw-r--r--include/linux/usb/gadget.h3
-rw-r--r--include/linux/usb/musb.h5
-rw-r--r--include/linux/vga_switcheroo.h2
-rw-r--r--include/media/v4l2-mc.h2
-rw-r--r--include/rdma/rdma_vt.h4
-rw-r--r--include/sound/omap-hdmi-audio.h9
-rw-r--r--include/video/omap-panel-data.h157
-rw-r--r--include/video/omapfb_dss.h (renamed from include/video/omapdss.h)80
44 files changed, 1049 insertions, 551 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 84f1a8eefbdb..cf918e3e6afb 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -52,10 +52,12 @@
#include <linux/poll.h>
#include <linux/ratelimit.h>
#include <linux/sched.h>
+#include <linux/seqlock.h>
#include <linux/slab.h>
#include <linux/types.h>
#include <linux/vmalloc.h>
#include <linux/workqueue.h>
+#include <linux/fence.h>
#include <asm/mman.h>
#include <asm/pgalloc.h>
@@ -66,6 +68,7 @@
#include <drm/drm_agpsupport.h>
#include <drm/drm_crtc.h>
+#include <drm/drm_fourcc.h>
#include <drm/drm_global.h>
#include <drm/drm_hashtab.h>
#include <drm/drm_mem_util.h>
@@ -83,6 +86,7 @@ struct drm_local_map;
struct drm_device_dma;
struct drm_dma_handle;
struct drm_gem_object;
+struct drm_master;
struct device_node;
struct videomode;
@@ -281,13 +285,14 @@ struct drm_ioctl_desc {
/* Event queued up for userspace to read */
struct drm_pending_event {
+ struct completion *completion;
struct drm_event *event;
+ struct fence *fence;
struct list_head link;
struct list_head pending_link;
struct drm_file *file_priv;
pid_t pid; /* pid of requester, no guarantee it's valid by the time
we deliver the event, for tracing only */
- void (*destroy)(struct drm_pending_event *event);
};
/* initial implementaton using a linked list - todo hashtab */
@@ -299,8 +304,6 @@ struct drm_prime_file_private {
/** File private data */
struct drm_file {
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;
/*
@@ -311,10 +314,10 @@ struct drm_file {
/* true if client understands atomic properties */
unsigned atomic:1;
/*
- * This client is allowed to gain master privileges for @master.
+ * This client is the creator of @master.
* Protected by struct drm_device::master_mutex.
*/
- unsigned allowed_master:1;
+ unsigned is_master:1;
struct pid *pid;
kuid_t uid;
@@ -332,7 +335,7 @@ struct drm_file {
void *driver_priv;
struct drm_master *master; /* master this node is currently associated with
- N.B. not always minor->master */
+ N.B. not always dev->master */
/**
* fbs - List of framebuffers associated with this file.
*
@@ -371,32 +374,6 @@ struct drm_lock_data {
int idle_has_lock;
};
-/**
- * struct drm_master - drm master structure
- *
- * @refcount: Refcount for this master object.
- * @minor: Link back to minor char device we are master for. Immutable.
- * @unique: Unique identifier: e.g. busid. Protected by drm_global_mutex.
- * @unique_len: Length of unique field. Protected by drm_global_mutex.
- * @magic_map: Map of used authentication tokens. Protected by struct_mutex.
- * @lock: DRI lock information.
- * @driver_priv: Pointer to driver-private information.
- */
-struct drm_master {
- struct kref refcount;
- struct drm_minor *minor;
- char *unique;
- int unique_len;
- struct idr magic_map;
- struct drm_lock_data lock;
- void *driver_priv;
-};
-
-/* 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)
@@ -420,8 +397,6 @@ struct drm_driver {
void (*postclose) (struct drm_device *, struct drm_file *);
void (*lastclose) (struct drm_device *);
int (*unload) (struct drm_device *);
- int (*suspend) (struct drm_device *, pm_message_t state);
- int (*resume) (struct drm_device *);
int (*dma_ioctl) (struct drm_device *dev, void *data, struct drm_file *file_priv);
int (*dma_quiescent) (struct drm_device *);
int (*context_dtor) (struct drm_device *dev, int context);
@@ -434,7 +409,7 @@ struct drm_driver {
*
* Driver callback for fetching a raw hardware vblank counter for @crtc.
* If a device doesn't have a hardware counter, the driver can simply
- * return the value of drm_vblank_count. The DRM core will account for
+ * use drm_vblank_no_hw_counter() function. The DRM core will account for
* missed vblank events while interrupts where disabled based on system
* timestamps.
*
@@ -452,8 +427,8 @@ struct drm_driver {
* @pipe: which irq to enable
*
* Enable vblank interrupts for @crtc. If the device doesn't have
- * a hardware vblank counter, this routine should be a no-op, since
- * interrupts will have to stay on to keep the count accurate.
+ * a hardware vblank counter, the driver should use the
+ * drm_vblank_no_hw_counter() function that keeps a virtual counter.
*
* RETURNS
* Zero on success, appropriate errno if the given @crtc's vblank
@@ -467,8 +442,8 @@ struct drm_driver {
* @pipe: which irq to enable
*
* Disable vblank interrupts for @crtc. If the device doesn't have
- * a hardware vblank counter, this routine should be a no-op, since
- * interrupts will have to stay on to keep the count accurate.
+ * a hardware vblank counter, the driver should use the
+ * drm_vblank_no_hw_counter() function that keeps a virtual counter.
*/
void (*disable_vblank) (struct drm_device *dev, unsigned int pipe);
@@ -573,8 +548,7 @@ struct drm_driver {
int (*master_set)(struct drm_device *dev, struct drm_file *file_priv,
bool from_open);
- void (*master_drop)(struct drm_device *dev, struct drm_file *file_priv,
- bool from_release);
+ void (*master_drop)(struct drm_device *dev, struct drm_file *file_priv);
int (*debugfs_init)(struct drm_minor *minor);
void (*debugfs_cleanup)(struct drm_minor *minor);
@@ -708,9 +682,6 @@ struct drm_minor {
struct list_head debugfs_list;
struct mutex debugfs_lock; /* Protects debugfs_list. */
-
- /* currently active master for this node. Protected by master_mutex */
- struct drm_master *master;
};
@@ -725,10 +696,10 @@ struct drm_vblank_crtc {
wait_queue_head_t queue; /**< VBLANK wait queue */
struct timer_list disable_timer; /* delayed disable timer */
- /* vblank counter, protected by dev->vblank_time_lock for writes */
- u32 count;
- /* vblank timestamps, protected by dev->vblank_time_lock for writes */
- struct timeval time[DRM_VBLANKTIME_RBSIZE];
+ seqlock_t seqlock; /* protects vblank count and time */
+
+ u32 count; /* vblank counter */
+ struct timeval time; /* vblank timestamp */
atomic_t refcount; /* number of users of vblank interruptsper crtc */
u32 last; /* protected by dev->vbl_lock, used */
@@ -759,6 +730,10 @@ struct drm_device {
struct drm_minor *control; /**< Control node */
struct drm_minor *primary; /**< Primary node */
struct drm_minor *render; /**< Render node */
+
+ /* currently active master for this device. Protected by master_mutex */
+ struct drm_master *master;
+
atomic_t unplugged; /**< Flag whether dev is dead */
struct inode *anon_inode; /**< inode for private address-space */
char *unique; /**< unique name of the device */
@@ -928,7 +903,6 @@ int drm_open(struct inode *inode, struct file *filp);
ssize_t drm_read(struct file *filp, char __user *buffer,
size_t count, loff_t *offset);
int drm_release(struct inode *inode, struct file *filp);
-int drm_new_set_master(struct drm_device *dev, struct drm_file *fpriv);
unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait);
int drm_event_reserve_init_locked(struct drm_device *dev,
struct drm_file *file_priv,
@@ -972,18 +946,12 @@ extern u32 drm_vblank_count_and_time(struct drm_device *dev, unsigned int pipe,
struct timeval *vblanktime);
extern u32 drm_crtc_vblank_count_and_time(struct drm_crtc *crtc,
struct timeval *vblanktime);
-extern void drm_send_vblank_event(struct drm_device *dev, unsigned int pipe,
- struct drm_pending_vblank_event *e);
extern void drm_crtc_send_vblank_event(struct drm_crtc *crtc,
struct drm_pending_vblank_event *e);
-extern void drm_arm_vblank_event(struct drm_device *dev, unsigned int pipe,
- struct drm_pending_vblank_event *e);
extern void drm_crtc_arm_vblank_event(struct drm_crtc *crtc,
struct drm_pending_vblank_event *e);
extern bool drm_handle_vblank(struct drm_device *dev, unsigned int pipe);
extern bool drm_crtc_handle_vblank(struct drm_crtc *crtc);
-extern int drm_vblank_get(struct drm_device *dev, unsigned int pipe);
-extern void drm_vblank_put(struct drm_device *dev, unsigned int pipe);
extern int drm_crtc_vblank_get(struct drm_crtc *crtc);
extern void drm_crtc_vblank_put(struct drm_crtc *crtc);
extern void drm_wait_one_vblank(struct drm_device *dev, unsigned int pipe);
@@ -994,6 +962,7 @@ extern void drm_crtc_vblank_off(struct drm_crtc *crtc);
extern void drm_crtc_vblank_reset(struct drm_crtc *crtc);
extern void drm_crtc_vblank_on(struct drm_crtc *crtc);
extern void drm_vblank_cleanup(struct drm_device *dev);
+extern u32 drm_accurate_vblank_count(struct drm_crtc *crtc);
extern u32 drm_vblank_no_hw_counter(struct drm_device *dev, unsigned int pipe);
extern int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev,
@@ -1020,14 +989,10 @@ static inline wait_queue_head_t *drm_crtc_vblank_waitqueue(struct drm_crtc *crtc
extern void drm_vblank_pre_modeset(struct drm_device *dev, unsigned int pipe);
extern void drm_vblank_post_modeset(struct drm_device *dev, unsigned int pipe);
- /* Stub support (drm_stub.h) */
-extern struct drm_master *drm_master_get(struct drm_master *master);
-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);
+/* drm_drv.c */
+void drm_put_dev(struct drm_device *dev);
+void drm_unplug_dev(struct drm_device *dev);
extern unsigned int drm_debug;
-extern bool drm_atomic;
/* Debugfs support */
#if defined(CONFIG_DEBUG_FS)
@@ -1078,11 +1043,13 @@ extern void drm_sysfs_hotplug_event(struct drm_device *dev);
struct drm_device *drm_dev_alloc(struct drm_driver *driver,
struct device *parent);
+int drm_dev_init(struct drm_device *dev,
+ struct drm_driver *driver,
+ struct device *parent);
void drm_dev_ref(struct drm_device *dev);
void drm_dev_unref(struct drm_device *dev);
int drm_dev_register(struct drm_device *dev, unsigned long flags);
void drm_dev_unregister(struct drm_device *dev);
-int drm_dev_set_unique(struct drm_device *dev, const char *name);
struct drm_minor *drm_minor_acquire(unsigned int minor_id);
void drm_minor_release(struct drm_minor *minor);
@@ -1135,7 +1102,6 @@ extern int drm_pcie_get_max_link_width(struct drm_device *dev, u32 *mlw);
/* platform section */
extern int drm_platform_init(struct drm_driver *driver, struct platform_device *platform_device);
-extern int drm_platform_set_busid(struct drm_device *d, struct drm_master *m);
/* returns true if currently okay to sleep */
static __inline__ bool drm_can_sleep(void)
diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h
index 92c84e9ab09a..856a9c85a838 100644
--- a/include/drm/drm_atomic.h
+++ b/include/drm/drm_atomic.h
@@ -30,6 +30,12 @@
#include <drm/drm_crtc.h>
+void drm_crtc_commit_put(struct drm_crtc_commit *commit);
+static inline void drm_crtc_commit_get(struct drm_crtc_commit *commit)
+{
+ kref_get(&commit->ref);
+}
+
struct drm_atomic_state * __must_check
drm_atomic_state_alloc(struct drm_device *dev);
void drm_atomic_state_clear(struct drm_atomic_state *state);
@@ -71,7 +77,7 @@ static inline struct drm_crtc_state *
drm_atomic_get_existing_crtc_state(struct drm_atomic_state *state,
struct drm_crtc *crtc)
{
- return state->crtc_states[drm_crtc_index(crtc)];
+ return state->crtcs[drm_crtc_index(crtc)].state;
}
/**
@@ -86,7 +92,7 @@ static inline struct drm_plane_state *
drm_atomic_get_existing_plane_state(struct drm_atomic_state *state,
struct drm_plane *plane)
{
- return state->plane_states[drm_plane_index(plane)];
+ return state->planes[drm_plane_index(plane)].state;
}
/**
@@ -106,7 +112,43 @@ drm_atomic_get_existing_connector_state(struct drm_atomic_state *state,
if (index >= state->num_connector)
return NULL;
- return state->connector_states[index];
+ return state->connectors[index].state;
+}
+
+/**
+ * __drm_atomic_get_current_plane_state - get current plane state
+ * @state: global atomic state object
+ * @plane: plane to grab
+ *
+ * This function returns the plane state for the given plane, either from
+ * @state, or if the plane isn't part of the atomic state update, from @plane.
+ * This is useful in atomic check callbacks, when drivers need to peek at, but
+ * not change, state of other planes, since it avoids threading an error code
+ * back up the call chain.
+ *
+ * WARNING:
+ *
+ * Note that this function is in general unsafe since it doesn't check for the
+ * required locking for access state structures. Drivers must ensure that it is
+ * safe to access the returned state structure through other means. One common
+ * example is when planes are fixed to a single CRTC, and the driver knows that
+ * the CRTC lock is held already. In that case holding the CRTC lock gives a
+ * read-lock on all planes connected to that CRTC. But if planes can be
+ * reassigned things get more tricky. In that case it's better to use
+ * drm_atomic_get_plane_state and wire up full error handling.
+ *
+ * Returns:
+ *
+ * Read-only pointer to the current plane state.
+ */
+static inline const struct drm_plane_state *
+__drm_atomic_get_current_plane_state(struct drm_atomic_state *state,
+ struct drm_plane *plane)
+{
+ if (state->planes[drm_plane_index(plane)].state)
+ return state->planes[drm_plane_index(plane)].state;
+
+ return plane->state;
}
int __must_check
@@ -139,29 +181,39 @@ int __must_check drm_atomic_check_only(struct drm_atomic_state *state);
int __must_check drm_atomic_commit(struct drm_atomic_state *state);
int __must_check drm_atomic_nonblocking_commit(struct drm_atomic_state *state);
-#define for_each_connector_in_state(state, connector, connector_state, __i) \
+#define for_each_connector_in_state(__state, connector, connector_state, __i) \
for ((__i) = 0; \
- (__i) < (state)->num_connector && \
- ((connector) = (state)->connectors[__i], \
- (connector_state) = (state)->connector_states[__i], 1); \
+ (__i) < (__state)->num_connector && \
+ ((connector) = (__state)->connectors[__i].ptr, \
+ (connector_state) = (__state)->connectors[__i].state, 1); \
(__i)++) \
for_each_if (connector)
-#define for_each_crtc_in_state(state, crtc, crtc_state, __i) \
+#define for_each_crtc_in_state(__state, crtc, crtc_state, __i) \
for ((__i) = 0; \
- (__i) < (state)->dev->mode_config.num_crtc && \
- ((crtc) = (state)->crtcs[__i], \
- (crtc_state) = (state)->crtc_states[__i], 1); \
+ (__i) < (__state)->dev->mode_config.num_crtc && \
+ ((crtc) = (__state)->crtcs[__i].ptr, \
+ (crtc_state) = (__state)->crtcs[__i].state, 1); \
(__i)++) \
for_each_if (crtc_state)
-#define for_each_plane_in_state(state, plane, plane_state, __i) \
+#define for_each_plane_in_state(__state, plane, plane_state, __i) \
for ((__i) = 0; \
- (__i) < (state)->dev->mode_config.num_total_plane && \
- ((plane) = (state)->planes[__i], \
- (plane_state) = (state)->plane_states[__i], 1); \
+ (__i) < (__state)->dev->mode_config.num_total_plane && \
+ ((plane) = (__state)->planes[__i].ptr, \
+ (plane_state) = (__state)->planes[__i].state, 1); \
(__i)++) \
for_each_if (plane_state)
+
+/**
+ * drm_atomic_crtc_needs_modeset - compute combined modeset need
+ * @state: &drm_crtc_state for the CRTC
+ *
+ * To give drivers flexibility struct &drm_crtc_state has 3 booleans to track
+ * whether the state CRTC changed enough to need a full modeset cycle:
+ * connectors_changed, mode_changed and active_change. This helper simply
+ * combines these three to compute the overall need for a modeset for @state.
+ */
static inline bool
drm_atomic_crtc_needs_modeset(struct drm_crtc_state *state)
{
diff --git a/include/drm/drm_atomic_helper.h b/include/drm/drm_atomic_helper.h
index d473dcc91f54..d86ae5dcd7b4 100644
--- a/include/drm/drm_atomic_helper.h
+++ b/include/drm/drm_atomic_helper.h
@@ -38,6 +38,7 @@ int drm_atomic_helper_check_planes(struct drm_device *dev,
struct drm_atomic_state *state);
int drm_atomic_helper_check(struct drm_device *dev,
struct drm_atomic_state *state);
+void drm_atomic_helper_commit_tail(struct drm_atomic_state *state);
int drm_atomic_helper_commit(struct drm_device *dev,
struct drm_atomic_state *state,
bool nonblock);
@@ -71,8 +72,15 @@ void drm_atomic_helper_commit_planes_on_crtc(struct drm_crtc_state *old_crtc_sta
void drm_atomic_helper_disable_planes_on_crtc(struct drm_crtc *crtc,
bool atomic);
-void drm_atomic_helper_swap_state(struct drm_device *dev,
- struct drm_atomic_state *state);
+void drm_atomic_helper_swap_state(struct drm_atomic_state *state,
+ bool stall);
+
+/* nonblocking commit helpers */
+int drm_atomic_helper_setup_commit(struct drm_atomic_state *state,
+ bool nonblock);
+void drm_atomic_helper_wait_for_dependencies(struct drm_atomic_state *state);
+void drm_atomic_helper_commit_hw_done(struct drm_atomic_state *state);
+void drm_atomic_helper_commit_cleanup_done(struct drm_atomic_state *state);
/* implementations for legacy interfaces */
int drm_atomic_helper_update_plane(struct drm_plane *plane,
@@ -147,9 +155,9 @@ void
__drm_atomic_helper_connector_destroy_state(struct drm_connector_state *state);
void drm_atomic_helper_connector_destroy_state(struct drm_connector *connector,
struct drm_connector_state *state);
-void drm_atomic_helper_legacy_gamma_set(struct drm_crtc *crtc,
- u16 *red, u16 *green, u16 *blue,
- uint32_t start, uint32_t size);
+int drm_atomic_helper_legacy_gamma_set(struct drm_crtc *crtc,
+ u16 *red, u16 *green, u16 *blue,
+ uint32_t size);
/**
* drm_atomic_crtc_for_each_plane - iterate over planes currently attached to CRTC
@@ -159,7 +167,7 @@ void drm_atomic_helper_legacy_gamma_set(struct drm_crtc *crtc,
* This iterates over the current state, useful (for example) when applying
* atomic state after it has been checked and swapped. To iterate over the
* planes which *will* be attached (for ->atomic_check()) see
- * drm_crtc_for_each_pending_plane()
+ * drm_atomic_crtc_state_for_each_plane().
*/
#define drm_atomic_crtc_for_each_plane(plane, crtc) \
drm_for_each_plane_mask(plane, (crtc)->dev, (crtc)->state->plane_mask)
@@ -171,11 +179,31 @@ void drm_atomic_helper_legacy_gamma_set(struct drm_crtc *crtc,
*
* Similar to drm_crtc_for_each_plane(), but iterates the planes that will be
* attached if the specified state is applied. Useful during (for example)
- * ->atomic_check() operations, to validate the incoming state
+ * ->atomic_check() operations, to validate the incoming state.
*/
#define drm_atomic_crtc_state_for_each_plane(plane, crtc_state) \
drm_for_each_plane_mask(plane, (crtc_state)->state->dev, (crtc_state)->plane_mask)
+/**
+ * drm_crtc_atomic_state_for_each_plane_state - iterate over attached planes in new state
+ * @plane: the loop cursor
+ * @plane_state: loop cursor for the plane's state, must be const
+ * @crtc_state: the incoming crtc-state
+ *
+ * Similar to drm_crtc_for_each_plane(), but iterates the planes that will be
+ * attached if the specified state is applied. Useful during (for example)
+ * ->atomic_check() operations, to validate the incoming state.
+ *
+ * Compared to just drm_atomic_crtc_state_for_each_plane() this also fills in a
+ * const plane_state. This is useful when a driver just wants to peek at other
+ * active planes on this crtc, but does not need to change it.
+ */
+#define drm_atomic_crtc_state_for_each_plane_state(plane, plane_state, crtc_state) \
+ drm_for_each_plane_mask(plane, (crtc_state)->state->dev, (crtc_state)->plane_mask) \
+ for_each_if ((plane_state = \
+ __drm_atomic_get_current_plane_state((crtc_state)->state, \
+ plane)))
+
/*
* drm_atomic_plane_disabling - check whether a plane is being disabled
* @plane: plane object
diff --git a/include/drm/drm_auth.h b/include/drm/drm_auth.h
new file mode 100644
index 000000000000..610223b0481b
--- /dev/null
+++ b/include/drm/drm_auth.h
@@ -0,0 +1,59 @@
+/*
+ * Internal Header for the Direct Rendering Manager
+ *
+ * Copyright 2016 Intel Corporation
+ *
+ * Author: Daniel Vetter <daniel.vetter@ffwll.ch>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _DRM_AUTH_H_
+#define _DRM_AUTH_H_
+
+/**
+ * struct drm_master - drm master structure
+ *
+ * @refcount: Refcount for this master object.
+ * @dev: Link back to the DRM device
+ * @unique: Unique identifier: e.g. busid. Protected by drm_global_mutex.
+ * @unique_len: Length of unique field. Protected by drm_global_mutex.
+ * @magic_map: Map of used authentication tokens. Protected by struct_mutex.
+ * @lock: DRI lock information.
+ * @driver_priv: Pointer to driver-private information.
+ *
+ * Note that master structures are only relevant for the legacy/primary device
+ * nodes, hence there can only be one per device, not one per drm_minor.
+ */
+struct drm_master {
+ struct kref refcount;
+ struct drm_device *dev;
+ char *unique;
+ int unique_len;
+ struct idr magic_map;
+ struct drm_lock_data lock;
+ void *driver_priv;
+};
+
+struct drm_master *drm_master_get(struct drm_master *master);
+void drm_master_put(struct drm_master **master);
+bool drm_is_current_master(struct drm_file *fpriv);
+
+#endif
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index d1559cd04e3d..f5469d3a46dd 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -44,6 +44,7 @@ struct drm_file;
struct drm_clip_rect;
struct device_node;
struct fence;
+struct edid;
struct drm_mode_object {
uint32_t id;
@@ -253,6 +254,8 @@ struct drm_framebuffer {
int bits_per_pixel;
int flags;
uint32_t pixel_format; /* fourcc format */
+ int hot_x;
+ int hot_y;
struct list_head filp_head;
};
@@ -314,6 +317,7 @@ struct drm_plane_helper_funcs;
* update to ensure framebuffer cleanup isn't done too early
* @adjusted_mode: for use by helpers and drivers to compute adjusted mode timings
* @mode: current mode timings
+ * @mode_blob: &drm_property_blob for @mode
* @degamma_lut: Lookup table for converting framebuffer pixel data
* before apply the conversion matrix
* @ctm: Transformation matrix
@@ -478,8 +482,8 @@ struct drm_crtc_funcs {
* going on, which should eventually be unified to just one set of
* hooks.
*/
- void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b,
- uint32_t start, uint32_t size);
+ int (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b,
+ uint32_t size);
/**
* @destroy:
@@ -701,6 +705,32 @@ struct drm_crtc_funcs {
const struct drm_crtc_state *state,
struct drm_property *property,
uint64_t *val);
+
+ /**
+ * @late_register:
+ *
+ * This optional hook can be used to register additional userspace
+ * interfaces attached to the crtc like debugfs interfaces.
+ * It is called late in the driver load sequence from drm_dev_register().
+ * Everything added from this callback should be unregistered in
+ * the early_unregister callback.
+ *
+ * Returns:
+ *
+ * 0 on success, or a negative error code on failure.
+ */
+ int (*late_register)(struct drm_crtc *crtc);
+
+ /**
+ * @early_unregister:
+ *
+ * This optional hook should be used to unregister the additional
+ * userspace interfaces attached to the crtc from
+ * late_unregister(). It is called from drm_dev_unregister(),
+ * early in the driver unload sequence to disable userspace access
+ * before data structures are torndown.
+ */
+ void (*early_unregister)(struct drm_crtc *crtc);
};
/**
@@ -708,6 +738,7 @@ struct drm_crtc_funcs {
* @dev: parent DRM device
* @port: OF node used by drm_of_find_possible_crtcs()
* @head: list management
+ * @name: human readable name, can be overwritten by the driver
* @mutex: per-CRTC locking
* @base: base KMS object for ID tracking etc.
* @primary: primary plane for this CRTC
@@ -724,9 +755,6 @@ struct drm_crtc_funcs {
* @gamma_store: gamma ramp values
* @helper_private: mid-layer private data
* @properties: property tracking for this CRTC
- * @state: current atomic state for this CRTC
- * @acquire_ctx: per-CRTC implicit acquire context used by atomic drivers for
- * legacy IOCTLs
*
* Each CRTC may have one or more connectors associated with it. This structure
* allows the CRTC to be controlled.
@@ -738,12 +766,13 @@ struct drm_crtc {
char *name;
- /*
- * crtc mutex
+ /**
+ * @mutex:
*
* This provides a read lock for the overall crtc state (mode, dpms
* state, ...) and a write lock for everything which can be update
- * without a full modeset (fb, cursor data, ...)
+ * without a full modeset (fb, cursor data, crtc properties ...). Full
+ * modeset also need to grab dev->mode_config.connection_mutex.
*/
struct drm_modeset_lock mutex;
@@ -753,6 +782,9 @@ struct drm_crtc {
struct drm_plane *primary;
struct drm_plane *cursor;
+ /* position inside the mode_config.list, can be used as a [] idx */
+ unsigned index;
+
/* position of cursor plane on crtc */
int cursor_x;
int cursor_y;
@@ -779,11 +811,37 @@ struct drm_crtc {
struct drm_object_properties properties;
+ /**
+ * @state:
+ *
+ * Current atomic state for this CRTC.
+ */
struct drm_crtc_state *state;
- /*
- * For legacy crtc IOCTLs so that atomic drivers can get at the locking
- * acquire context.
+ /**
+ * @commit_list:
+ *
+ * List of &drm_crtc_commit structures tracking pending commits.
+ * Protected by @commit_lock. This list doesn't hold its own full
+ * reference, but burrows it from the ongoing commit. Commit entries
+ * must be removed from this list once the commit is fully completed,
+ * but before it's correspoding &drm_atomic_state gets destroyed.
+ */
+ struct list_head commit_list;
+
+ /**
+ * @commit_lock:
+ *
+ * Spinlock to protect @commit_list.
+ */
+ spinlock_t commit_lock;
+
+ /**
+ * @acquire_ctx:
+ *
+ * Per-CRTC implicit acquire context used by atomic drivers for legacy
+ * IOCTLs, so that atomic drivers can get at the locking acquire
+ * context.
*/
struct drm_modeset_acquire_ctx *acquire_ctx;
};
@@ -926,6 +984,33 @@ struct drm_connector_funcs {
uint64_t val);
/**
+ * @late_register:
+ *
+ * This optional hook can be used to register additional userspace
+ * interfaces attached to the connector, light backlight control, i2c,
+ * DP aux or similar interfaces. It is called late in the driver load
+ * sequence from drm_connector_register() when registering all the
+ * core drm connector interfaces. Everything added from this callback
+ * should be unregistered in the early_unregister callback.
+ *
+ * Returns:
+ *
+ * 0 on success, or a negative error code on failure.
+ */
+ int (*late_register)(struct drm_connector *connector);
+
+ /**
+ * @early_unregister:
+ *
+ * This optional hook should be used to unregister the additional
+ * userspace interfaces attached to the connector from
+ * late_unregister(). It is called from drm_connector_unregister(),
+ * early in the driver unload sequence to disable userspace access
+ * before data structures are torndown.
+ */
+ void (*early_unregister)(struct drm_connector *connector);
+
+ /**
* @destroy:
*
* Clean up connector resources. This is called at driver unload time
@@ -1069,6 +1154,32 @@ struct drm_encoder_funcs {
* hotplugged in DRM.
*/
void (*destroy)(struct drm_encoder *encoder);
+
+ /**
+ * @late_register:
+ *
+ * This optional hook can be used to register additional userspace
+ * interfaces attached to the encoder like debugfs interfaces.
+ * It is called late in the driver load sequence from drm_dev_register().
+ * Everything added from this callback should be unregistered in
+ * the early_unregister callback.
+ *
+ * Returns:
+ *
+ * 0 on success, or a negative error code on failure.
+ */
+ int (*late_register)(struct drm_encoder *encoder);
+
+ /**
+ * @early_unregister:
+ *
+ * This optional hook should be used to unregister the additional
+ * userspace interfaces attached to the encoder from
+ * late_unregister(). It is called from drm_dev_unregister(),
+ * early in the driver unload sequence to disable userspace access
+ * before data structures are torndown.
+ */
+ void (*early_unregister)(struct drm_encoder *encoder);
};
#define DRM_CONNECTOR_MAX_ENCODER 3
@@ -1078,7 +1189,7 @@ struct drm_encoder_funcs {
* @dev: parent DRM device
* @head: list management
* @base: base KMS object
- * @name: encoder name
+ * @name: human readable name, can be overwritten by the driver
* @encoder_type: one of the %DRM_MODE_ENCODER_<foo> types in drm_mode.h
* @possible_crtcs: bitmask of potential CRTC bindings
* @possible_clones: bitmask of potential sibling encoders for cloning
@@ -1097,6 +1208,10 @@ struct drm_encoder {
struct drm_mode_object base;
char *name;
int encoder_type;
+
+ /* position inside the mode_config.list, can be used as a [] idx */
+ unsigned index;
+
uint32_t possible_crtcs;
uint32_t possible_clones;
@@ -1124,12 +1239,14 @@ struct drm_encoder {
* @attr: sysfs attributes
* @head: list management
* @base: base KMS object
- * @name: connector name
+ * @name: human readable name, can be overwritten by the driver
+ * @connector_id: compacted connector id useful indexing arrays
* @connector_type: one of the %DRM_MODE_CONNECTOR_<foo> types from drm_mode.h
* @connector_type_id: index into connector type enum
* @interlace_allowed: can this connector handle interlaced modes?
* @doublescan_allowed: can this connector handle doublescan?
* @stereo_allowed: can this connector handle stereo modes?
+ * @registered: is this connector exposed (registered) with userspace?
* @modes: modes available on this connector (from fill_modes() + user)
* @status: one of the drm_connector_status enums (connected, not, or unknown)
* @probed_modes: list of modes derived directly from the display
@@ -1137,7 +1254,6 @@ struct drm_encoder {
* @funcs: connector control functions
* @edid_blob_ptr: DRM property containing EDID if present
* @properties: property tracking for this connector
- * @path_blob_ptr: DRM blob property data for the DP MST path property
* @polled: a %DRM_CONNECTOR_POLL_<foo> value for core driven polling
* @dpms: current dpms state
* @helper_private: mid-layer private data
@@ -1187,6 +1303,7 @@ struct drm_connector {
bool interlace_allowed;
bool doublescan_allowed;
bool stereo_allowed;
+ bool registered;
struct list_head modes; /* list of modes on this connector */
enum drm_connector_status status;
@@ -1200,8 +1317,23 @@ struct drm_connector {
struct drm_property_blob *edid_blob_ptr;
struct drm_object_properties properties;
+ /**
+ * @path_blob_ptr:
+ *
+ * DRM blob property data for the DP MST path property.
+ */
struct drm_property_blob *path_blob_ptr;
+ /**
+ * @tile_blob_ptr:
+ *
+ * DRM blob property data for the tile property (used mostly by DP MST).
+ * This is meant for screens which are driven through separate display
+ * pipelines represented by &drm_crtc, which might not be running with
+ * genlocked clocks. For tiled panels which are genlocked, like
+ * dual-link LVDS or dual-link DSI, the driver should try to not expose
+ * the tiling and virtualize both &drm_crtc and &drm_plane if needed.
+ */
struct drm_property_blob *tile_blob_ptr;
uint8_t polled; /* DRM_CONNECTOR_POLL_* */
@@ -1263,6 +1395,7 @@ struct drm_connector {
* plane (in 16.16)
* @src_w: width of visible portion of plane (in 16.16)
* @src_h: height of visible portion of plane (in 16.16)
+ * @rotation: rotation of the plane
* @state: backpointer to global drm_atomic_state
*/
struct drm_plane_state {
@@ -1490,6 +1623,31 @@ struct drm_plane_funcs {
const struct drm_plane_state *state,
struct drm_property *property,
uint64_t *val);
+ /**
+ * @late_register:
+ *
+ * This optional hook can be used to register additional userspace
+ * interfaces attached to the plane like debugfs interfaces.
+ * It is called late in the driver load sequence from drm_dev_register().
+ * Everything added from this callback should be unregistered in
+ * the early_unregister callback.
+ *
+ * Returns:
+ *
+ * 0 on success, or a negative error code on failure.
+ */
+ int (*late_register)(struct drm_plane *plane);
+
+ /**
+ * @early_unregister:
+ *
+ * This optional hook should be used to unregister the additional
+ * userspace interfaces attached to the plane from
+ * late_unregister(). It is called from drm_dev_unregister(),
+ * early in the driver unload sequence to disable userspace access
+ * before data structures are torndown.
+ */
+ void (*early_unregister)(struct drm_plane *plane);
};
enum drm_plane_type {
@@ -1503,6 +1661,7 @@ enum drm_plane_type {
* struct drm_plane - central DRM plane control structure
* @dev: DRM device this plane belongs to
* @head: for list management
+ * @name: human readable name, can be overwritten by the driver
* @base: base mode object
* @possible_crtcs: pipes this plane can be bound to
* @format_types: array of formats supported by this plane
@@ -1516,6 +1675,7 @@ enum drm_plane_type {
* @properties: property tracking for this plane
* @type: type of plane (overlay, primary, cursor)
* @state: current atomic state for this plane
+ * @helper_private: mid-layer private data
*/
struct drm_plane {
struct drm_device *dev;
@@ -1523,6 +1683,13 @@ struct drm_plane {
char *name;
+ /**
+ * @mutex:
+ *
+ * Protects modeset plane state, together with the mutex of &drm_crtc
+ * this plane is linked to (when active, getting actived or getting
+ * disabled).
+ */
struct drm_modeset_lock mutex;
struct drm_mode_object base;
@@ -1543,6 +1710,9 @@ struct drm_plane {
enum drm_plane_type type;
+ /* position inside the mode_config.list, can be used as a [] idx */
+ unsigned index;
+
const struct drm_plane_helper_funcs *helper_private;
struct drm_plane_state *state;
@@ -1694,18 +1864,136 @@ struct drm_bridge {
};
/**
+ * struct drm_crtc_commit - track modeset commits on a CRTC
+ *
+ * This structure is used to track pending modeset changes and atomic commit on
+ * a per-CRTC basis. Since updating the list should never block this structure
+ * is reference counted to allow waiters to safely wait on an event to complete,
+ * without holding any locks.
+ *
+ * It has 3 different events in total to allow a fine-grained synchronization
+ * between outstanding updates::
+ *
+ * atomic commit thread hardware
+ *
+ * write new state into hardware ----> ...
+ * signal hw_done
+ * switch to new state on next
+ * ... v/hblank
+ *
+ * wait for buffers to show up ...
+ *
+ * ... send completion irq
+ * irq handler signals flip_done
+ * cleanup old buffers
+ *
+ * signal cleanup_done
+ *
+ * wait for flip_done <----
+ * clean up atomic state
+ *
+ * The important bit to know is that cleanup_done is the terminal event, but the
+ * ordering between flip_done and hw_done is entirely up to the specific driver
+ * and modeset state change.
+ *
+ * For an implementation of how to use this look at
+ * drm_atomic_helper_setup_commit() from the atomic helper library.
+ */
+struct drm_crtc_commit {
+ /**
+ * @crtc:
+ *
+ * DRM CRTC for this commit.
+ */
+ struct drm_crtc *crtc;
+
+ /**
+ * @ref:
+ *
+ * Reference count for this structure. Needed to allow blocking on
+ * completions without the risk of the completion disappearing
+ * meanwhile.
+ */
+ struct kref ref;
+
+ /**
+ * @flip_done:
+ *
+ * Will be signaled when the hardware has flipped to the new set of
+ * buffers. Signals at the same time as when the drm event for this
+ * commit is sent to userspace, or when an out-fence is singalled. Note
+ * that for most hardware, in most cases this happens after @hw_done is
+ * signalled.
+ */
+ struct completion flip_done;
+
+ /**
+ * @hw_done:
+ *
+ * Will be signalled when all hw register changes for this commit have
+ * been written out. Especially when disabling a pipe this can be much
+ * later than than @flip_done, since that can signal already when the
+ * screen goes black, whereas to fully shut down a pipe more register
+ * I/O is required.
+ *
+ * Note that this does not need to include separately reference-counted
+ * resources like backing storage buffer pinning, or runtime pm
+ * management.
+ */
+ struct completion hw_done;
+
+ /**
+ * @cleanup_done:
+ *
+ * Will be signalled after old buffers have been cleaned up by calling
+ * drm_atomic_helper_cleanup_planes(). Since this can only happen after
+ * a vblank wait completed it might be a bit later. This completion is
+ * useful to throttle updates and avoid hardware updates getting ahead
+ * of the buffer cleanup too much.
+ */
+ struct completion cleanup_done;
+
+ /**
+ * @commit_entry:
+ *
+ * Entry on the per-CRTC commit_list. Protected by crtc->commit_lock.
+ */
+ struct list_head commit_entry;
+
+ /**
+ * @event:
+ *
+ * &drm_pending_vblank_event pointer to clean up private events.
+ */
+ struct drm_pending_vblank_event *event;
+};
+
+struct __drm_planes_state {
+ struct drm_plane *ptr;
+ struct drm_plane_state *state;
+};
+
+struct __drm_crtcs_state {
+ struct drm_crtc *ptr;
+ struct drm_crtc_state *state;
+ struct drm_crtc_commit *commit;
+};
+
+struct __drm_connnectors_state {
+ struct drm_connector *ptr;
+ struct drm_connector_state *state;
+};
+
+/**
* struct drm_atomic_state - the global state object for atomic updates
* @dev: parent DRM device
* @allow_modeset: allow full modeset
* @legacy_cursor_update: hint to enforce legacy cursor IOCTL semantics
* @legacy_set_config: Disable conflicting encoders instead of failing with -EINVAL.
- * @planes: pointer to array of plane pointers
- * @plane_states: pointer to array of plane states pointers
+ * @planes: pointer to array of structures with per-plane data
* @crtcs: pointer to array of CRTC pointers
- * @crtc_states: pointer to array of CRTC states pointers
* @num_connector: size of the @connectors and @connector_states arrays
- * @connectors: pointer to array of connector pointers
- * @connector_states: pointer to array of connector states pointers
+ * @connectors: pointer to array of structures with per-connector data
* @acquire_ctx: acquire context for this atomic modeset state update
*/
struct drm_atomic_state {
@@ -1713,15 +2001,20 @@ struct drm_atomic_state {
bool allow_modeset : 1;
bool legacy_cursor_update : 1;
bool legacy_set_config : 1;
- struct drm_plane **planes;
- struct drm_plane_state **plane_states;
- struct drm_crtc **crtcs;
- struct drm_crtc_state **crtc_states;
+ struct __drm_planes_state *planes;
+ struct __drm_crtcs_state *crtcs;
int num_connector;
- struct drm_connector **connectors;
- struct drm_connector_state **connector_states;
+ struct __drm_connnectors_state *connectors;
struct drm_modeset_acquire_ctx *acquire_ctx;
+
+ /**
+ * @commit_work:
+ *
+ * Work item which can be used by the driver or helpers to execute the
+ * commit without blocking.
+ */
+ struct work_struct commit_work;
};
@@ -2022,8 +2315,6 @@ struct drm_mode_config_funcs {
* @connection_mutex: ww mutex protecting connector state and routing
* @acquire_ctx: global implicit acquire context used by atomic drivers for
* legacy IOCTLs
- * @idr_mutex: mutex for KMS ID allocation and management
- * @crtc_idr: main KMS ID tracking object
* @fb_lock: mutex to protect fb state and lists
* @num_fb: number of fbs available
* @fb_list: list of framebuffers available
@@ -2045,6 +2336,7 @@ struct drm_mode_config_funcs {
* @fb_base: base address of the framebuffer
* @poll_enabled: track polling support for this device
* @poll_running: track polling status for this device
+ * @delayed_event: track delayed poll uevent deliver for this device
* @output_poll_work: delayed work for polling in process context
* @property_blob_list: list of all the blob property objects
* @blob_lock: mutex for blob property allocation and management
@@ -2063,6 +2355,7 @@ struct drm_mode_config_funcs {
* @async_page_flip: does this device support async flips on the primary plane?
* @cursor_width: hint to userspace for max cursor width
* @cursor_height: hint to userspace for max cursor height
+ * @helper_private: mid-layer private data
*
* Core mode resource tracking structure. All CRTC, encoders, and connectors
* enumerated by the driver are added here, as are global properties. Some
@@ -2072,10 +2365,30 @@ struct drm_mode_config {
struct mutex mutex; /* protects configuration (mode lists etc.) */
struct drm_modeset_lock connection_mutex; /* protects connector->encoder and encoder->crtc links */
struct drm_modeset_acquire_ctx *acquire_ctx; /* for legacy _lock_all() / _unlock_all() */
- struct mutex idr_mutex; /* for IDR management */
- struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */
- struct idr tile_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */
- /* this is limited to one for now */
+
+ /**
+ * @idr_mutex:
+ *
+ * Mutex for KMS ID allocation and management. Protects both @crtc_idr
+ * and @tile_idr.
+ */
+ struct mutex idr_mutex;
+
+ /**
+ * @crtc_idr:
+ *
+ * Main KMS ID tracking object. Use this idr for all IDs, fb, crtc,
+ * connector, modes - just makes life easier to have only one.
+ */
+ struct idr crtc_idr;
+
+ /**
+ * @tile_idr:
+ *
+ * Use this idr for allocating new IDs for tiled sinks like use in some
+ * high-res DP MST screens.
+ */
+ struct idr tile_idr;
struct mutex fb_lock; /* proctects global and per-file fb lists */
int num_fb;
@@ -2177,11 +2490,17 @@ struct drm_mode_config {
/* whether async page flip is supported or not */
bool async_page_flip;
- /* whether the driver supports fb modifiers */
+ /**
+ * @allow_fb_modifiers:
+ *
+ * Whether the driver supports fb modifiers in the ADDFB2.1 ioctl call.
+ */
bool allow_fb_modifiers;
/* cursor size */
uint32_t cursor_width, cursor_height;
+
+ struct drm_mode_config_helper_funcs *helper_private;
};
/**
@@ -2230,7 +2549,18 @@ int drm_crtc_init_with_planes(struct drm_device *dev,
const struct drm_crtc_funcs *funcs,
const char *name, ...);
extern void drm_crtc_cleanup(struct drm_crtc *crtc);
-extern unsigned int drm_crtc_index(struct drm_crtc *crtc);
+
+/**
+ * drm_crtc_index - find the index of a registered CRTC
+ * @crtc: CRTC to find index for
+ *
+ * Given a registered CRTC, return the index of that CRTC within a DRM
+ * device's list of CRTCs.
+ */
+static inline unsigned int drm_crtc_index(struct drm_crtc *crtc)
+{
+ return crtc->index;
+}
/**
* drm_crtc_mask - find the mask of a registered CRTC
@@ -2244,12 +2574,10 @@ static inline uint32_t drm_crtc_mask(struct drm_crtc *crtc)
return 1 << drm_crtc_index(crtc);
}
-extern void drm_connector_ida_init(void);
-extern void drm_connector_ida_destroy(void);
-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_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);
@@ -2263,28 +2591,23 @@ static inline unsigned drm_connector_index(struct drm_connector *connector)
extern int drm_connector_register_all(struct drm_device *dev);
extern void drm_connector_unregister_all(struct drm_device *dev);
-extern int drm_bridge_add(struct drm_bridge *bridge);
-extern void drm_bridge_remove(struct drm_bridge *bridge);
-extern struct drm_bridge *of_drm_find_bridge(struct device_node *np);
-extern int drm_bridge_attach(struct drm_device *dev, struct drm_bridge *bridge);
-
-bool drm_bridge_mode_fixup(struct drm_bridge *bridge,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode);
-void drm_bridge_disable(struct drm_bridge *bridge);
-void drm_bridge_post_disable(struct drm_bridge *bridge);
-void drm_bridge_mode_set(struct drm_bridge *bridge,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode);
-void drm_bridge_pre_enable(struct drm_bridge *bridge);
-void drm_bridge_enable(struct drm_bridge *bridge);
-
extern __printf(5, 6)
int drm_encoder_init(struct drm_device *dev,
struct drm_encoder *encoder,
const struct drm_encoder_funcs *funcs,
int encoder_type, const char *name, ...);
-extern unsigned int drm_encoder_index(struct drm_encoder *encoder);
+
+/**
+ * drm_encoder_index - find the index of a registered encoder
+ * @encoder: encoder to find index for
+ *
+ * Given a registered encoder, return the index of that encoder within a DRM
+ * device's list of encoders.
+ */
+static inline unsigned int drm_encoder_index(struct drm_encoder *encoder)
+{
+ return encoder->index;
+}
/**
* drm_encoder_crtc_ok - can a given crtc drive a given encoder?
@@ -2315,17 +2638,22 @@ extern int drm_plane_init(struct drm_device *dev,
const uint32_t *formats, unsigned int format_count,
bool is_primary);
extern void drm_plane_cleanup(struct drm_plane *plane);
-extern unsigned int drm_plane_index(struct drm_plane *plane);
+
+/**
+ * drm_plane_index - find the index of a registered plane
+ * @plane: plane to find index for
+ *
+ * Given a registered plane, return the index of that plane within a DRM
+ * device's list of planes.
+ */
+static inline unsigned int drm_plane_index(struct drm_plane *plane)
+{
+ return plane->index;
+}
extern struct drm_plane * drm_plane_from_index(struct drm_device *dev, int idx);
extern void drm_plane_force_disable(struct drm_plane *plane);
-extern int drm_plane_check_pixel_format(const struct drm_plane *plane,
- u32 format);
extern void drm_crtc_get_hv_timing(const struct drm_display_mode *mode,
int *hdisplay, int *vdisplay);
-extern int drm_crtc_check_viewport(const struct drm_crtc *crtc,
- int x, int y,
- const struct drm_display_mode *mode,
- const struct drm_framebuffer *fb);
extern void drm_encoder_cleanup(struct drm_encoder *encoder);
@@ -2336,16 +2664,6 @@ extern const char *drm_get_dvi_i_subconnector_name(int val);
extern const char *drm_get_dvi_i_select_name(int val);
extern const char *drm_get_tv_subconnector_name(int val);
extern const char *drm_get_tv_select_name(int val);
-extern void drm_fb_release(struct drm_file *file_priv);
-extern void drm_property_destroy_user_blobs(struct drm_device *dev,
- struct drm_file *file_priv);
-extern bool drm_probe_ddc(struct i2c_adapter *adapter);
-extern struct edid *drm_get_edid(struct drm_connector *connector,
- struct i2c_adapter *adapter);
-extern struct edid *drm_get_edid_switcheroo(struct drm_connector *connector,
- struct i2c_adapter *adapter);
-extern struct edid *drm_edid_duplicate(const struct edid *edid);
-extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid);
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);
@@ -2369,13 +2687,6 @@ static inline bool drm_property_type_is(struct drm_property *property,
return property->flags & type;
}
-static inline bool drm_property_type_valid(struct drm_property *property)
-{
- if (property->flags & DRM_MODE_PROP_EXTENDED_TYPE)
- return !(property->flags & DRM_MODE_PROP_LEGACY_TYPE);
- return !!(property->flags & DRM_MODE_PROP_LEGACY_TYPE);
-}
-
extern int drm_object_property_set_value(struct drm_mode_object *obj,
struct drm_property *property,
uint64_t val);
@@ -2433,86 +2744,15 @@ 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_create_suggested_offset_properties(struct drm_device *dev);
-extern bool drm_property_change_valid_get(struct drm_property *property,
- uint64_t value, struct drm_mode_object **ref);
-extern void drm_property_change_valid_put(struct drm_property *property,
- struct drm_mode_object *ref);
extern int drm_mode_connector_attach_encoder(struct drm_connector *connector,
struct drm_encoder *encoder);
extern int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc,
int gamma_size);
-extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev,
- uint32_t id, uint32_t type);
-void drm_mode_object_reference(struct drm_mode_object *obj);
-void drm_mode_object_unreference(struct drm_mode_object *obj);
-/* IOCTLs */
-extern int drm_mode_getresources(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_getplane_res(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_mode_getcrtc(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_getconnector(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
extern int drm_mode_set_config_internal(struct drm_mode_set *set);
-extern int drm_mode_setcrtc(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_getplane(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_setplane(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_cursor_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_cursor2_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_addfb(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_addfb2(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
+
extern uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth);
-extern int drm_mode_rmfb(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_getfb(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-
-extern int drm_mode_getproperty_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_getblob_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_createblob_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_destroyblob_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_getencoder(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_gamma_get_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_gamma_set_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern u8 drm_match_cea_mode(const struct drm_display_mode *to_match);
-extern enum hdmi_picture_aspect drm_get_cea_aspect_ratio(const u8 video_code);
-extern bool drm_detect_hdmi_monitor(struct edid *edid);
-extern bool drm_detect_monitor_audio(struct edid *edid);
-extern bool drm_rgb_quant_range_selectable(struct edid *edid);
-extern int drm_mode_page_flip_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_add_modes_noedid(struct drm_connector *connector,
- int hdisplay, int vdisplay);
-extern void drm_set_preferred_mode(struct drm_connector *connector,
- int hpref, int vpref);
-
-extern int drm_edid_header_is_valid(const u8 *raw_edid);
-extern bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid,
- bool *edid_corrupt);
-extern bool drm_edid_is_valid(struct edid *edid);
-extern void drm_edid_get_monitor_name(struct edid *edid, char *name,
- int buflen);
extern struct drm_tile_group *drm_mode_create_tile_group(struct drm_device *dev,
char topology[8]);
@@ -2520,41 +2760,24 @@ extern struct drm_tile_group *drm_mode_get_tile_group(struct drm_device *dev,
char topology[8]);
extern void drm_mode_put_tile_group(struct drm_device *dev,
struct drm_tile_group *tg);
-struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
- int hsize, int vsize, int fresh,
- bool rb);
-extern int drm_mode_create_dumb_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_mmap_dumb_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_destroy_dumb_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
extern int drm_mode_plane_set_obj_prop(struct drm_plane *plane,
struct drm_property *property,
uint64_t value);
-extern int drm_mode_atomic_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-
-extern void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth,
- int *bpp);
-extern int drm_format_num_planes(uint32_t format);
-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 int drm_format_plane_width(int width, uint32_t format, int plane);
-extern int drm_format_plane_height(int height, uint32_t format, int plane);
-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);
-
+extern void drm_crtc_enable_color_mgmt(struct drm_crtc *crtc,
+ uint degamma_lut_size,
+ bool has_ctm,
+ uint gamma_lut_size);
/* Helpers */
+struct drm_mode_object *drm_mode_object_find(struct drm_device *dev,
+ uint32_t id, uint32_t type);
+void drm_mode_object_reference(struct drm_mode_object *obj);
+void drm_mode_object_unreference(struct drm_mode_object *obj);
static inline struct drm_plane *drm_plane_find(struct drm_device *dev,
uint32_t id)
@@ -2720,4 +2943,50 @@ assert_drm_connector_list_read_locked(struct drm_mode_config *mode_config)
&fb->head != (&(dev)->mode_config.fb_list); \
fb = list_next_entry(fb, head))
+/* drm_edid.c */
+bool drm_probe_ddc(struct i2c_adapter *adapter);
+struct edid *drm_get_edid(struct drm_connector *connector,
+ struct i2c_adapter *adapter);
+struct edid *drm_get_edid_switcheroo(struct drm_connector *connector,
+ struct i2c_adapter *adapter);
+struct edid *drm_edid_duplicate(const struct edid *edid);
+int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid);
+
+u8 drm_match_cea_mode(const struct drm_display_mode *to_match);
+enum hdmi_picture_aspect drm_get_cea_aspect_ratio(const u8 video_code);
+bool drm_detect_hdmi_monitor(struct edid *edid);
+bool drm_detect_monitor_audio(struct edid *edid);
+bool drm_rgb_quant_range_selectable(struct edid *edid);
+int drm_add_modes_noedid(struct drm_connector *connector,
+ int hdisplay, int vdisplay);
+void drm_set_preferred_mode(struct drm_connector *connector,
+ int hpref, int vpref);
+
+int drm_edid_header_is_valid(const u8 *raw_edid);
+bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid,
+ bool *edid_corrupt);
+bool drm_edid_is_valid(struct edid *edid);
+void drm_edid_get_monitor_name(struct edid *edid, char *name,
+ int buflen);
+struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
+ int hsize, int vsize, int fresh,
+ bool rb);
+
+/* drm_bridge.c */
+extern int drm_bridge_add(struct drm_bridge *bridge);
+extern void drm_bridge_remove(struct drm_bridge *bridge);
+extern struct drm_bridge *of_drm_find_bridge(struct device_node *np);
+extern int drm_bridge_attach(struct drm_device *dev, struct drm_bridge *bridge);
+
+bool drm_bridge_mode_fixup(struct drm_bridge *bridge,
+ const struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode);
+void drm_bridge_disable(struct drm_bridge *bridge);
+void drm_bridge_post_disable(struct drm_bridge *bridge);
+void drm_bridge_mode_set(struct drm_bridge *bridge,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode);
+void drm_bridge_pre_enable(struct drm_bridge *bridge);
+void drm_bridge_enable(struct drm_bridge *bridge);
+
#endif /* __DRM_CRTC_H__ */
diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index 97fa894d4ee2..4b37afa2b73b 100644
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -48,9 +48,6 @@ extern bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
struct drm_display_mode *mode,
int x, int y,
struct drm_framebuffer *old_fb);
-extern void drm_helper_crtc_enable_color_mgmt(struct drm_crtc *crtc,
- int degamma_lut_size,
- int gamma_lut_size);
extern bool drm_helper_crtc_in_use(struct drm_crtc *crtc);
extern bool drm_helper_encoder_in_use(struct drm_encoder *encoder);
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index 9d03f167007b..4d85cf2874af 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -622,6 +622,7 @@ u8 drm_dp_get_adjust_request_pre_emphasis(const u8 link_status[DP_LINK_STATUS_SI
#define DP_BRANCH_OUI_HEADER_SIZE 0xc
#define DP_RECEIVER_CAP_SIZE 0xf
#define EDP_PSR_RECEIVER_CAP_SIZE 2
+#define EDP_DISPLAY_CTL_CAP_SIZE 3
void drm_dp_link_train_clock_recovery_delay(const u8 dpcd[DP_RECEIVER_CAP_SIZE]);
void drm_dp_link_train_channel_eq_delay(const u8 dpcd[DP_RECEIVER_CAP_SIZE]);
@@ -804,6 +805,7 @@ int drm_dp_link_power_up(struct drm_dp_aux *aux, struct drm_dp_link *link);
int drm_dp_link_power_down(struct drm_dp_aux *aux, struct drm_dp_link *link);
int drm_dp_link_configure(struct drm_dp_aux *aux, struct drm_dp_link *link);
+void drm_dp_aux_init(struct drm_dp_aux *aux);
int drm_dp_aux_register(struct drm_dp_aux *aux);
void drm_dp_aux_unregister(struct drm_dp_aux *aux);
diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h
index 5b4aa35026a3..db8d4780eaa2 100644
--- a/include/drm/drm_fb_helper.h
+++ b/include/drm/drm_fb_helper.h
@@ -212,17 +212,6 @@ struct drm_fb_helper {
* needs to be reprobe when fbdev is in control again.
*/
bool delayed_hotplug;
-
- /**
- * @atomic:
- *
- * Use atomic updates for restore_fbdev_mode(), etc. This defaults to
- * true if driver has DRIVER_ATOMIC feature flag, but drivers can
- * override it to true after drm_fb_helper_init() if they support atomic
- * modeset but do not yet advertise DRIVER_ATOMIC (note that fb-helper
- * does not require ASYNC commits).
- */
- bool atomic;
};
#ifdef CONFIG_DRM_FBDEV_EMULATION
diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h
new file mode 100644
index 000000000000..7f90a396cf2b
--- /dev/null
+++ b/include/drm/drm_fourcc.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2016 Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+ *
+ * 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_FOURCC_H__
+#define __DRM_FOURCC_H__
+
+#include <linux/types.h>
+#include <uapi/drm/drm_fourcc.h>
+
+void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, int *bpp);
+int drm_format_num_planes(uint32_t format);
+int drm_format_plane_cpp(uint32_t format, int plane);
+int drm_format_horz_chroma_subsampling(uint32_t format);
+int drm_format_vert_chroma_subsampling(uint32_t format);
+int drm_format_plane_width(int width, uint32_t format, int plane);
+int drm_format_plane_height(int height, uint32_t format, int plane);
+const char *drm_get_format_name(uint32_t format);
+
+#endif /* __DRM_FOURCC_H__ */
diff --git a/include/drm/drm_legacy.h b/include/drm/drm_legacy.h
index a5ef2c7e40f8..cf0e7d89bcdf 100644
--- a/include/drm/drm_legacy.h
+++ b/include/drm/drm_legacy.h
@@ -1,6 +1,8 @@
#ifndef __DRM_DRM_LEGACY_H__
#define __DRM_DRM_LEGACY_H__
+#include <drm/drm_auth.h>
+
/*
* Legacy driver interfaces for the Direct Rendering Manager
*
diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h
index 7a9840f8b38e..72f5b15e0738 100644
--- a/include/drm/drm_mipi_dsi.h
+++ b/include/drm/drm_mipi_dsi.h
@@ -180,6 +180,8 @@ struct mipi_dsi_device {
unsigned long mode_flags;
};
+#define MIPI_DSI_MODULE_PREFIX "mipi-dsi:"
+
static inline struct mipi_dsi_device *to_mipi_dsi_device(struct device *dev)
{
return container_of(dev, struct mipi_dsi_device, dev);
@@ -263,6 +265,7 @@ int mipi_dsi_dcs_set_column_address(struct mipi_dsi_device *dsi, u16 start,
u16 end);
int mipi_dsi_dcs_set_page_address(struct mipi_dsi_device *dsi, u16 start,
u16 end);
+int mipi_dsi_set_tear_scanline(struct mipi_dsi_device *dsi, u16 param);
int mipi_dsi_dcs_set_tear_off(struct mipi_dsi_device *dsi);
int mipi_dsi_dcs_set_tear_on(struct mipi_dsi_device *dsi,
enum mipi_dsi_dcs_tear_mode mode);
diff --git a/include/drm/drm_modes.h b/include/drm/drm_modes.h
index 625966a906f2..ff481770d76b 100644
--- a/include/drm/drm_modes.h
+++ b/include/drm/drm_modes.h
@@ -169,6 +169,8 @@ enum drm_mode_status {
*
* The horizontal and vertical timings are defined per the following diagram.
*
+ * ::
+ *
*
* Active Front Sync Back
* Region Porch Porch
diff --git a/include/drm/drm_modeset_helper_vtables.h b/include/drm/drm_modeset_helper_vtables.h
index d4619dc2eecb..b55f21857a98 100644
--- a/include/drm/drm_modeset_helper_vtables.h
+++ b/include/drm/drm_modeset_helper_vtables.h
@@ -736,6 +736,11 @@ struct drm_connector_helper_funcs {
* inspect dynamic configuration state should instead use
* @atomic_best_encoder.
*
+ * You can leave this function to NULL if the connector is only
+ * attached to a single encoder and you are using the atomic helpers.
+ * In this case, the core will call drm_atomic_helper_best_encoder()
+ * for you.
+ *
* RETURNS:
*
* Encoder that should be used for the given connector and connector
@@ -752,8 +757,9 @@ struct drm_connector_helper_funcs {
* need to select the best encoder depending upon the desired
* configuration and can't select it statically.
*
- * This function is used by drm_atomic_helper_check_modeset() and either
- * this or @best_encoder is required.
+ * This function is used by drm_atomic_helper_check_modeset().
+ * If it is not implemented, the core will fallback to @best_encoder
+ * (or drm_atomic_helper_best_encoder() if @best_encoder is NULL).
*
* NOTE:
*
@@ -925,4 +931,43 @@ static inline void drm_plane_helper_add(struct drm_plane *plane,
plane->helper_private = funcs;
}
+/**
+ * struct drm_mode_config_helper_funcs - global modeset helper operations
+ *
+ * These helper functions are used by the atomic helpers.
+ */
+struct drm_mode_config_helper_funcs {
+ /**
+ * @atomic_commit_tail:
+ *
+ * This hook is used by the default atomic_commit() hook implemented in
+ * drm_atomic_helper_commit() together with the nonblocking commit
+ * helpers (see drm_atomic_helper_setup_commit() for a starting point)
+ * to implement blocking and nonblocking commits easily. It is not used
+ * by the atomic helpers
+ *
+ * This hook should first commit the given atomic state to the hardware.
+ * But drivers can add more waiting calls at the start of their
+ * implementation, e.g. to wait for driver-internal request for implicit
+ * syncing, before starting to commit the update to the hardware.
+ *
+ * After the atomic update is committed to the hardware this hook needs
+ * to call drm_atomic_helper_commit_hw_done(). Then wait for the upate
+ * to be executed by the hardware, for example using
+ * drm_atomic_helper_wait_for_vblanks(), and then clean up the old
+ * framebuffers using drm_atomic_helper_cleanup_planes().
+ *
+ * When disabling a CRTC this hook _must_ stall for the commit to
+ * complete. Vblank waits don't work on disabled CRTC, hence the core
+ * can't take care of this. And it also can't rely on the vblank event,
+ * since that can be signalled already when the screen shows black,
+ * which can happen much earlier than the last hardware access needed to
+ * shut off the display pipeline completely.
+ *
+ * This hook is optional, the default implementation is
+ * drm_atomic_helper_commit_tail().
+ */
+ void (*atomic_commit_tail)(struct drm_atomic_state *state);
+};
+
#endif
diff --git a/include/drm/drm_plane_helper.h b/include/drm/drm_plane_helper.h
index 4421f3f4ca8d..0e0c3573cce0 100644
--- a/include/drm/drm_plane_helper.h
+++ b/include/drm/drm_plane_helper.h
@@ -46,6 +46,7 @@ int drm_plane_helper_check_update(struct drm_plane *plane,
struct drm_rect *src,
struct drm_rect *dest,
const struct drm_rect *clip,
+ unsigned int rotation,
int min_scale,
int max_scale,
bool can_position,
diff --git a/include/drm/drm_simple_kms_helper.h b/include/drm/drm_simple_kms_helper.h
new file mode 100644
index 000000000000..269039722f91
--- /dev/null
+++ b/include/drm/drm_simple_kms_helper.h
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2016 Noralf Trønnes
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef __LINUX_DRM_SIMPLE_KMS_HELPER_H
+#define __LINUX_DRM_SIMPLE_KMS_HELPER_H
+
+struct drm_simple_display_pipe;
+
+/**
+ * struct drm_simple_display_pipe_funcs - helper operations for a simple
+ * display pipeline
+ */
+struct drm_simple_display_pipe_funcs {
+ /**
+ * @enable:
+ *
+ * This function should be used to enable the pipeline.
+ * It is called when the underlying crtc is enabled.
+ * This hook is optional.
+ */
+ void (*enable)(struct drm_simple_display_pipe *pipe,
+ struct drm_crtc_state *crtc_state);
+ /**
+ * @disable:
+ *
+ * This function should be used to disable the pipeline.
+ * It is called when the underlying crtc is disabled.
+ * This hook is optional.
+ */
+ void (*disable)(struct drm_simple_display_pipe *pipe);
+
+ /**
+ * @check:
+ *
+ * This function is called in the check phase of an atomic update,
+ * specifically when the underlying plane is checked.
+ * The simple display pipeline helpers already check that the plane is
+ * not scaled, fills the entire visible area and is always enabled
+ * when the crtc is also enabled.
+ * This hook is optional.
+ *
+ * RETURNS:
+ *
+ * 0 on success, -EINVAL if the state or the transition can't be
+ * supported, -ENOMEM on memory allocation failure and -EDEADLK if an
+ * attempt to obtain another state object ran into a &drm_modeset_lock
+ * deadlock.
+ */
+ int (*check)(struct drm_simple_display_pipe *pipe,
+ struct drm_plane_state *plane_state,
+ struct drm_crtc_state *crtc_state);
+ /**
+ * @update:
+ *
+ * This function is called when the underlying plane state is updated.
+ * This hook is optional.
+ */
+ void (*update)(struct drm_simple_display_pipe *pipe,
+ struct drm_plane_state *plane_state);
+};
+
+/**
+ * struct drm_simple_display_pipe - simple display pipeline
+ * @crtc: CRTC control structure
+ * @plane: Plane control structure
+ * @encoder: Encoder control structure
+ * @connector: Connector control structure
+ * @funcs: Pipeline control functions (optional)
+ *
+ * Simple display pipeline with plane, crtc and encoder collapsed into one
+ * entity. It should be initialized by calling drm_simple_display_pipe_init().
+ */
+struct drm_simple_display_pipe {
+ struct drm_crtc crtc;
+ struct drm_plane plane;
+ struct drm_encoder encoder;
+ struct drm_connector *connector;
+
+ const struct drm_simple_display_pipe_funcs *funcs;
+};
+
+int drm_simple_display_pipe_init(struct drm_device *dev,
+ struct drm_simple_display_pipe *pipe,
+ const struct drm_simple_display_pipe_funcs *funcs,
+ const uint32_t *formats, unsigned int format_count,
+ struct drm_connector *connector);
+
+#endif /* __LINUX_DRM_SIMPLE_KMS_HELPER_H */
diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h
index 595f85c392ac..b1755f8db36b 100644
--- a/include/drm/i915_drm.h
+++ b/include/drm/i915_drm.h
@@ -92,4 +92,7 @@ extern bool i915_gpu_turbo_disable(void);
#define I845_TSEG_SIZE_512K (2 << 1)
#define I845_TSEG_SIZE_1M (3 << 1)
+#define INTEL_BSM 0x5c
+#define INTEL_BSM_MASK (0xFFFF << 20)
+
#endif /* _I915_DRM_H_ */
diff --git a/include/drm/intel-gtt.h b/include/drm/intel-gtt.h
index 9e9bddaa58a5..f49edecd66a3 100644
--- a/include/drm/intel-gtt.h
+++ b/include/drm/intel-gtt.h
@@ -13,6 +13,9 @@ void intel_gmch_remove(void);
bool intel_enable_gtt(void);
void intel_gtt_chipset_flush(void);
+void intel_gtt_insert_page(dma_addr_t addr,
+ unsigned int pg,
+ unsigned int flags);
void intel_gtt_insert_sg_entries(struct sg_table *st,
unsigned int pg_start,
unsigned int flags);
diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index 484c8792da82..f53fa055021a 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -212,6 +212,7 @@ struct dentry_operations {
#define DCACHE_OP_REAL 0x08000000
#define DCACHE_PAR_LOOKUP 0x10000000 /* being looked up (with parent locked shared) */
+#define DCACHE_DENTRY_CURSOR 0x20000000
extern seqlock_t rename_lock;
@@ -575,5 +576,17 @@ static inline struct inode *vfs_select_inode(struct dentry *dentry,
return inode;
}
+/**
+ * d_real_inode - Return the real inode
+ * @dentry: The dentry to query
+ *
+ * If dentry is on an union/overlay, then return the underlying, real inode.
+ * Otherwise return d_inode().
+ */
+static inline struct inode *d_real_inode(struct dentry *dentry)
+{
+ return d_backing_inode(d_real(dentry));
+}
+
#endif /* __LINUX_DCACHE_H */
diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h
index 4551c6f2a6c4..e0b0741ae671 100644
--- a/include/linux/dma-buf.h
+++ b/include/linux/dma-buf.h
@@ -242,6 +242,4 @@ int dma_buf_mmap(struct dma_buf *, struct vm_area_struct *,
unsigned long);
void *dma_buf_vmap(struct dma_buf *);
void dma_buf_vunmap(struct dma_buf *, void *vaddr);
-int dma_buf_debugfs_create_file(const char *name,
- int (*write)(struct seq_file *));
#endif /* __DMA_BUF_H__ */
diff --git a/include/linux/fence-array.h b/include/linux/fence-array.h
new file mode 100644
index 000000000000..86baaa45567c
--- /dev/null
+++ b/include/linux/fence-array.h
@@ -0,0 +1,73 @@
+/*
+ * fence-array: aggregates fence to be waited together
+ *
+ * Copyright (C) 2016 Collabora Ltd
+ * Copyright (C) 2016 Advanced Micro Devices, Inc.
+ * Authors:
+ * Gustavo Padovan <gustavo@padovan.org>
+ * Christian König <christian.koenig@amd.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ */
+
+#ifndef __LINUX_FENCE_ARRAY_H
+#define __LINUX_FENCE_ARRAY_H
+
+#include <linux/fence.h>
+
+/**
+ * struct fence_array_cb - callback helper for fence array
+ * @cb: fence callback structure for signaling
+ * @array: reference to the parent fence array object
+ */
+struct fence_array_cb {
+ struct fence_cb cb;
+ struct fence_array *array;
+};
+
+/**
+ * struct fence_array - fence to represent an array of fences
+ * @base: fence base class
+ * @lock: spinlock for fence handling
+ * @num_fences: number of fences in the array
+ * @num_pending: fences in the array still pending
+ * @fences: array of the fences
+ */
+struct fence_array {
+ struct fence base;
+
+ spinlock_t lock;
+ unsigned num_fences;
+ atomic_t num_pending;
+ struct fence **fences;
+};
+
+extern const struct fence_ops fence_array_ops;
+
+/**
+ * to_fence_array - cast a fence to a fence_array
+ * @fence: fence to cast to a fence_array
+ *
+ * Returns NULL if the fence is not a fence_array,
+ * or the fence_array otherwise.
+ */
+static inline struct fence_array *to_fence_array(struct fence *fence)
+{
+ if (fence->ops != &fence_array_ops)
+ return NULL;
+
+ return container_of(fence, struct fence_array, base);
+}
+
+struct fence_array *fence_array_create(int num_fences, struct fence **fences,
+ u64 context, unsigned seqno,
+ bool signal_on_any);
+
+#endif /* __LINUX_FENCE_ARRAY_H */
diff --git a/include/linux/fence.h b/include/linux/fence.h
index 2056e9fd0138..44d945e96473 100644
--- a/include/linux/fence.h
+++ b/include/linux/fence.h
@@ -77,7 +77,8 @@ struct fence {
struct rcu_head rcu;
struct list_head cb_list;
spinlock_t *lock;
- unsigned context, seqno;
+ u64 context;
+ unsigned seqno;
unsigned long flags;
ktime_t timestamp;
int status;
@@ -180,7 +181,7 @@ struct fence_ops {
};
void fence_init(struct fence *fence, const struct fence_ops *ops,
- spinlock_t *lock, unsigned context, unsigned seqno);
+ spinlock_t *lock, u64 context, unsigned seqno);
void fence_release(struct kref *kref);
void fence_free(struct fence *fence);
@@ -354,27 +355,27 @@ static inline signed long fence_wait(struct fence *fence, bool intr)
return ret < 0 ? ret : 0;
}
-unsigned fence_context_alloc(unsigned num);
+u64 fence_context_alloc(unsigned num);
#define FENCE_TRACE(f, fmt, args...) \
do { \
struct fence *__ff = (f); \
if (config_enabled(CONFIG_FENCE_TRACE)) \
- pr_info("f %u#%u: " fmt, \
+ pr_info("f %llu#%u: " fmt, \
__ff->context, __ff->seqno, ##args); \
} while (0)
#define FENCE_WARN(f, fmt, args...) \
do { \
struct fence *__ff = (f); \
- pr_warn("f %u#%u: " fmt, __ff->context, __ff->seqno, \
+ pr_warn("f %llu#%u: " fmt, __ff->context, __ff->seqno, \
##args); \
} while (0)
#define FENCE_ERR(f, fmt, args...) \
do { \
struct fence *__ff = (f); \
- pr_err("f %u#%u: " fmt, __ff->context, __ff->seqno, \
+ pr_err("f %llu#%u: " fmt, __ff->context, __ff->seqno, \
##args); \
} while (0)
diff --git a/include/linux/iio/common/st_sensors.h b/include/linux/iio/common/st_sensors.h
index d029ffac0d69..99403b19092f 100644
--- a/include/linux/iio/common/st_sensors.h
+++ b/include/linux/iio/common/st_sensors.h
@@ -223,6 +223,8 @@ struct st_sensor_settings {
* @get_irq_data_ready: Function to get the IRQ used for data ready signal.
* @tf: Transfer function structure used by I/O operations.
* @tb: Transfer buffers and mutex used by I/O operations.
+ * @hw_irq_trigger: if we're using the hardware interrupt on the sensor.
+ * @hw_timestamp: Latest timestamp from the interrupt handler, when in use.
*/
struct st_sensor_data {
struct device *dev;
@@ -247,6 +249,9 @@ struct st_sensor_data {
const struct st_sensor_transfer_function *tf;
struct st_sensor_transfer_buffer tb;
+
+ bool hw_irq_trigger;
+ s64 hw_timestamp;
};
#ifdef CONFIG_IIO_BUFFER
@@ -260,7 +265,8 @@ int st_sensors_allocate_trigger(struct iio_dev *indio_dev,
const struct iio_trigger_ops *trigger_ops);
void st_sensors_deallocate_trigger(struct iio_dev *indio_dev);
-
+int st_sensors_validate_device(struct iio_trigger *trig,
+ struct iio_dev *indio_dev);
#else
static inline int st_sensors_allocate_trigger(struct iio_dev *indio_dev,
const struct iio_trigger_ops *trigger_ops)
@@ -271,6 +277,7 @@ static inline void st_sensors_deallocate_trigger(struct iio_dev *indio_dev)
{
return;
}
+#define st_sensors_validate_device NULL
#endif
int st_sensors_init_sensor(struct iio_dev *indio_dev,
diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index f2cb8d45513d..f8834f820ec2 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -190,7 +190,7 @@ extern struct task_group root_task_group;
#define INIT_TASK(tsk) \
{ \
.state = 0, \
- .stack = &init_thread_info, \
+ .stack = init_stack, \
.usage = ATOMIC_INIT(2), \
.flags = PF_KTHREAD, \
.prio = MAX_PRIO-20, \
diff --git a/include/linux/io-mapping.h b/include/linux/io-mapping.h
index e399029b68c5..645ad06b5d52 100644
--- a/include/linux/io-mapping.h
+++ b/include/linux/io-mapping.h
@@ -100,14 +100,16 @@ io_mapping_unmap_atomic(void __iomem *vaddr)
}
static inline void __iomem *
-io_mapping_map_wc(struct io_mapping *mapping, unsigned long offset)
+io_mapping_map_wc(struct io_mapping *mapping,
+ unsigned long offset,
+ unsigned long size)
{
resource_size_t phys_addr;
BUG_ON(offset >= mapping->size);
phys_addr = mapping->base + offset;
- return ioremap_wc(phys_addr, PAGE_SIZE);
+ return ioremap_wc(phys_addr, size);
}
static inline void
@@ -155,7 +157,9 @@ io_mapping_unmap_atomic(void __iomem *vaddr)
/* Non-atomic map/unmap */
static inline void __iomem *
-io_mapping_map_wc(struct io_mapping *mapping, unsigned long offset)
+io_mapping_map_wc(struct io_mapping *mapping,
+ unsigned long offset,
+ unsigned long size)
{
return ((char __force __iomem *) mapping) + offset;
}
diff --git a/include/linux/isa.h b/include/linux/isa.h
index 5ab85281230b..f2d0258414cf 100644
--- a/include/linux/isa.h
+++ b/include/linux/isa.h
@@ -6,6 +6,7 @@
#define __LINUX_ISA_H
#include <linux/device.h>
+#include <linux/errno.h>
#include <linux/kernel.h>
struct isa_driver {
@@ -22,13 +23,13 @@ struct isa_driver {
#define to_isa_driver(x) container_of((x), struct isa_driver, driver)
-#ifdef CONFIG_ISA
+#ifdef CONFIG_ISA_BUS_API
int isa_register_driver(struct isa_driver *, unsigned int);
void isa_unregister_driver(struct isa_driver *);
#else
static inline int isa_register_driver(struct isa_driver *d, unsigned int i)
{
- return 0;
+ return -ENODEV;
}
static inline void isa_unregister_driver(struct isa_driver *d)
diff --git a/include/linux/jump_label.h b/include/linux/jump_label.h
index 0536524bb9eb..68904469fba1 100644
--- a/include/linux/jump_label.h
+++ b/include/linux/jump_label.h
@@ -117,13 +117,18 @@ struct module;
#include <linux/atomic.h>
+#ifdef HAVE_JUMP_LABEL
+
static inline int static_key_count(struct static_key *key)
{
- return atomic_read(&key->enabled);
+ /*
+ * -1 means the first static_key_slow_inc() is in progress.
+ * static_key_enabled() must return true, so return 1 here.
+ */
+ int n = atomic_read(&key->enabled);
+ return n >= 0 ? n : 1;
}
-#ifdef HAVE_JUMP_LABEL
-
#define JUMP_TYPE_FALSE 0UL
#define JUMP_TYPE_TRUE 1UL
#define JUMP_TYPE_MASK 1UL
@@ -162,6 +167,11 @@ extern void jump_label_apply_nops(struct module *mod);
#else /* !HAVE_JUMP_LABEL */
+static inline int static_key_count(struct static_key *key)
+{
+ return atomic_read(&key->enabled);
+}
+
static __always_inline void jump_label_init(void)
{
static_key_initialized = true;
diff --git a/include/linux/kasan.h b/include/linux/kasan.h
index 611927f5870d..ac4b3c46a84d 100644
--- a/include/linux/kasan.h
+++ b/include/linux/kasan.h
@@ -59,14 +59,13 @@ void kasan_poison_object_data(struct kmem_cache *cache, void *object);
void kasan_kmalloc_large(const void *ptr, size_t size, gfp_t flags);
void kasan_kfree_large(const void *ptr);
-void kasan_kfree(void *ptr);
+void kasan_poison_kfree(void *ptr);
void kasan_kmalloc(struct kmem_cache *s, const void *object, size_t size,
gfp_t flags);
void kasan_krealloc(const void *object, size_t new_size, gfp_t flags);
void kasan_slab_alloc(struct kmem_cache *s, void *object, gfp_t flags);
bool kasan_slab_free(struct kmem_cache *s, void *object);
-void kasan_poison_slab_free(struct kmem_cache *s, void *object);
struct kasan_cache {
int alloc_meta_offset;
@@ -76,6 +75,9 @@ struct kasan_cache {
int kasan_module_alloc(void *addr, size_t size);
void kasan_free_shadow(const struct vm_struct *vm);
+size_t ksize(const void *);
+static inline void kasan_unpoison_slab(const void *ptr) { ksize(ptr); }
+
#else /* CONFIG_KASAN */
static inline void kasan_unpoison_shadow(const void *address, size_t size) {}
@@ -102,7 +104,7 @@ static inline void kasan_poison_object_data(struct kmem_cache *cache,
static inline void kasan_kmalloc_large(void *ptr, size_t size, gfp_t flags) {}
static inline void kasan_kfree_large(const void *ptr) {}
-static inline void kasan_kfree(void *ptr) {}
+static inline void kasan_poison_kfree(void *ptr) {}
static inline void kasan_kmalloc(struct kmem_cache *s, const void *object,
size_t size, gfp_t flags) {}
static inline void kasan_krealloc(const void *object, size_t new_size,
@@ -114,11 +116,12 @@ static inline bool kasan_slab_free(struct kmem_cache *s, void *object)
{
return false;
}
-static inline void kasan_poison_slab_free(struct kmem_cache *s, void *object) {}
static inline int kasan_module_alloc(void *addr, size_t size) { return 0; }
static inline void kasan_free_shadow(const struct vm_struct *vm) {}
+static inline void kasan_unpoison_slab(const void *ptr) { }
+
#endif /* CONFIG_KASAN */
#endif /* LINUX_KASAN_H */
diff --git a/include/linux/leds.h b/include/linux/leds.h
index d2b13066e781..e5e7f2e80a54 100644
--- a/include/linux/leds.h
+++ b/include/linux/leds.h
@@ -42,15 +42,16 @@ struct led_classdev {
#define LED_UNREGISTERING (1 << 1)
/* Upper 16 bits reflect control information */
#define LED_CORE_SUSPENDRESUME (1 << 16)
-#define LED_BLINK_ONESHOT (1 << 17)
-#define LED_BLINK_ONESHOT_STOP (1 << 18)
-#define LED_BLINK_INVERT (1 << 19)
-#define LED_BLINK_BRIGHTNESS_CHANGE (1 << 20)
-#define LED_BLINK_DISABLE (1 << 21)
-#define LED_SYSFS_DISABLE (1 << 22)
-#define LED_DEV_CAP_FLASH (1 << 23)
-#define LED_HW_PLUGGABLE (1 << 24)
-#define LED_PANIC_INDICATOR (1 << 25)
+#define LED_BLINK_SW (1 << 17)
+#define LED_BLINK_ONESHOT (1 << 18)
+#define LED_BLINK_ONESHOT_STOP (1 << 19)
+#define LED_BLINK_INVERT (1 << 20)
+#define LED_BLINK_BRIGHTNESS_CHANGE (1 << 21)
+#define LED_BLINK_DISABLE (1 << 22)
+#define LED_SYSFS_DISABLE (1 << 23)
+#define LED_DEV_CAP_FLASH (1 << 24)
+#define LED_HW_PLUGGABLE (1 << 25)
+#define LED_PANIC_INDICATOR (1 << 26)
/* Set LED brightness level
* Must not sleep. Use brightness_set_blocking for drivers
@@ -72,8 +73,8 @@ struct led_classdev {
* and if both are zero then a sensible default should be chosen.
* The call should adjust the timings in that case and if it can't
* match the values specified exactly.
- * Deactivate blinking again when the brightness is set to a fixed
- * value via the brightness_set() callback.
+ * Deactivate blinking again when the brightness is set to LED_OFF
+ * via the brightness_set() callback.
*/
int (*blink_set)(struct led_classdev *led_cdev,
unsigned long *delay_on,
diff --git a/include/linux/mlx5/qp.h b/include/linux/mlx5/qp.h
index 266320feb160..ab310819ac36 100644
--- a/include/linux/mlx5/qp.h
+++ b/include/linux/mlx5/qp.h
@@ -172,6 +172,7 @@ enum {
enum {
MLX5_FENCE_MODE_NONE = 0 << 5,
MLX5_FENCE_MODE_INITIATOR_SMALL = 1 << 5,
+ MLX5_FENCE_MODE_FENCE = 2 << 5,
MLX5_FENCE_MODE_STRONG_ORDERING = 3 << 5,
MLX5_FENCE_MODE_SMALL_AND_FENCE = 4 << 5,
};
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 5df5feb49575..ece042dfe23c 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -602,7 +602,7 @@ static inline pte_t maybe_mkwrite(pte_t pte, struct vm_area_struct *vma)
}
void do_set_pte(struct vm_area_struct *vma, unsigned long address,
- struct page *page, pte_t *pte, bool write, bool anon, bool old);
+ struct page *page, pte_t *pte, bool write, bool anon);
#endif
/*
diff --git a/include/linux/platform_data/omapdss.h b/include/linux/platform_data/omapdss.h
new file mode 100644
index 000000000000..679177929045
--- /dev/null
+++ b/include/linux/platform_data/omapdss.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2016 Texas Instruments, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef __OMAPDSS_PDATA_H
+#define __OMAPDSS_PDATA_H
+
+enum omapdss_version {
+ OMAPDSS_VER_UNKNOWN = 0,
+ OMAPDSS_VER_OMAP24xx,
+ OMAPDSS_VER_OMAP34xx_ES1, /* OMAP3430 ES1.0, 2.0 */
+ OMAPDSS_VER_OMAP34xx_ES3, /* OMAP3430 ES3.0+ */
+ OMAPDSS_VER_OMAP3630,
+ OMAPDSS_VER_AM35xx,
+ OMAPDSS_VER_OMAP4430_ES1, /* OMAP4430 ES1.0 */
+ OMAPDSS_VER_OMAP4430_ES2, /* OMAP4430 ES2.0, 2.1, 2.2 */
+ OMAPDSS_VER_OMAP4, /* All other OMAP4s */
+ OMAPDSS_VER_OMAP5,
+ OMAPDSS_VER_AM43xx,
+ OMAPDSS_VER_DRA7xx,
+};
+
+/* Board specific data */
+struct omap_dss_board_info {
+ const char *default_display_name;
+ int (*dsi_enable_pads)(int dsi_id, unsigned int lane_mask);
+ void (*dsi_disable_pads)(int dsi_id, unsigned int lane_mask);
+ int (*set_min_bus_tput)(struct device *dev, unsigned long r);
+ enum omapdss_version version;
+};
+
+#endif /* __OMAPDSS_PDATA_H */
diff --git a/include/linux/pwm.h b/include/linux/pwm.h
index 17018f3c066e..908b67c847cd 100644
--- a/include/linux/pwm.h
+++ b/include/linux/pwm.h
@@ -235,6 +235,9 @@ static inline int pwm_config(struct pwm_device *pwm, int duty_ns,
if (!pwm)
return -EINVAL;
+ if (duty_ns < 0 || period_ns < 0)
+ return -EINVAL;
+
pwm_get_state(pwm, &state);
if (state.duty_cycle == duty_ns && state.period == period_ns)
return 0;
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 6e42ada26345..253538f29ade 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -3007,7 +3007,7 @@ static inline int object_is_on_stack(void *obj)
return (obj >= stack) && (obj < (stack + THREAD_SIZE));
}
-extern void thread_info_cache_init(void);
+extern void thread_stack_cache_init(void);
#ifdef CONFIG_DEBUG_STACK_USAGE
static inline unsigned long stack_not_used(struct task_struct *p)
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index 19c659d1c0f8..b6810c92b8bb 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -137,8 +137,6 @@ struct rpc_create_args {
#define RPC_CLNT_CREATE_NO_RETRANS_TIMEOUT (1UL << 9)
struct rpc_clnt *rpc_create(struct rpc_create_args *args);
-struct rpc_clnt *rpc_create_xprt(struct rpc_create_args *args,
- struct rpc_xprt *xprt);
struct rpc_clnt *rpc_bind_new_program(struct rpc_clnt *,
const struct rpc_program *, u32);
struct rpc_clnt *rpc_clone_client(struct rpc_clnt *);
diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h
index b7dabc4baafd..79ba50856707 100644
--- a/include/linux/sunrpc/svc_xprt.h
+++ b/include/linux/sunrpc/svc_xprt.h
@@ -84,6 +84,7 @@ struct svc_xprt {
struct net *xpt_net;
struct rpc_xprt *xpt_bc_xprt; /* NFSv4.1 backchannel */
+ struct rpc_xprt_switch *xpt_bc_xps; /* NFSv4.1 backchannel */
};
static inline void unregister_xpt_user(struct svc_xprt *xpt, struct svc_xpt_user *u)
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index 5aa3834619a8..5e3e1b63dbb3 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -297,6 +297,7 @@ struct xprt_create {
size_t addrlen;
const char *servername;
struct svc_xprt *bc_xprt; /* NFSv4.1 backchannel */
+ struct rpc_xprt_switch *bc_xps;
unsigned int flags;
};
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index 457651bf45b0..fefe8b06a63d 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -1034,6 +1034,8 @@ static inline int usb_gadget_activate(struct usb_gadget *gadget)
* @udc_name: A name of UDC this driver should be bound to. If udc_name is NULL,
* this driver will be bound to any available UDC.
* @pending: UDC core private data used for deferred probe of this driver.
+ * @match_existing_only: If udc is not found, return an error and don't add this
+ * gadget driver to list of pending driver
*
* Devices are disabled till a gadget driver successfully bind()s, which
* means the driver will handle setup() requests needed to enumerate (and
@@ -1097,6 +1099,7 @@ struct usb_gadget_driver {
char *udc_name;
struct list_head pending;
+ unsigned match_existing_only:1;
};
diff --git a/include/linux/usb/musb.h b/include/linux/usb/musb.h
index 0b3da40a525e..d315c8907869 100644
--- a/include/linux/usb/musb.h
+++ b/include/linux/usb/musb.h
@@ -142,10 +142,11 @@ enum musb_vbus_id_status {
};
#if IS_ENABLED(CONFIG_USB_MUSB_HDRC)
-void musb_mailbox(enum musb_vbus_id_status status);
+int musb_mailbox(enum musb_vbus_id_status status);
#else
-static inline void musb_mailbox(enum musb_vbus_id_status status)
+static inline int musb_mailbox(enum musb_vbus_id_status status)
{
+ return 0;
}
#endif
diff --git a/include/linux/vga_switcheroo.h b/include/linux/vga_switcheroo.h
index b39a5f3153bd..960bedbdec87 100644
--- a/include/linux/vga_switcheroo.h
+++ b/include/linux/vga_switcheroo.h
@@ -165,6 +165,7 @@ int vga_switcheroo_unlock_ddc(struct pci_dev *pdev);
int vga_switcheroo_process_delayed_switch(void);
+bool vga_switcheroo_client_probe_defer(struct pci_dev *pdev);
enum vga_switcheroo_state vga_switcheroo_get_client_state(struct pci_dev *dev);
void vga_switcheroo_set_dynamic_switch(struct pci_dev *pdev, enum vga_switcheroo_state dynamic);
@@ -188,6 +189,7 @@ static inline enum vga_switcheroo_handler_flags_t vga_switcheroo_handler_flags(v
static inline int vga_switcheroo_lock_ddc(struct pci_dev *pdev) { return -ENODEV; }
static inline int vga_switcheroo_unlock_ddc(struct pci_dev *pdev) { return -ENODEV; }
static inline int vga_switcheroo_process_delayed_switch(void) { return 0; }
+static inline bool vga_switcheroo_client_probe_defer(struct pci_dev *pdev) { return false; }
static inline enum vga_switcheroo_state vga_switcheroo_get_client_state(struct pci_dev *dev) { return VGA_SWITCHEROO_ON; }
static inline void vga_switcheroo_set_dynamic_switch(struct pci_dev *pdev, enum vga_switcheroo_state dynamic) {}
diff --git a/include/media/v4l2-mc.h b/include/media/v4l2-mc.h
index 98a938aabdfb..7a8d6037a4bb 100644
--- a/include/media/v4l2-mc.h
+++ b/include/media/v4l2-mc.h
@@ -1,7 +1,7 @@
/*
* v4l2-mc.h - Media Controller V4L2 types and prototypes
*
- * Copyright (C) 2016 Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+ * Copyright (C) 2016 Mauro Carvalho Chehab <mchehab@kernel.org>
* Copyright (C) 2006-2010 Nokia Corporation
* Copyright (c) 2016 Intel Corporation.
*
diff --git a/include/rdma/rdma_vt.h b/include/rdma/rdma_vt.h
index 16274e2133cd..9c9a27d42aaa 100644
--- a/include/rdma/rdma_vt.h
+++ b/include/rdma/rdma_vt.h
@@ -203,7 +203,9 @@ struct rvt_driver_provided {
/*
* Allocate a private queue pair data structure for driver specific
- * information which is opaque to rdmavt.
+ * information which is opaque to rdmavt. Errors are returned via
+ * ERR_PTR(err). The driver is free to return NULL or a valid
+ * pointer.
*/
void * (*qp_priv_alloc)(struct rvt_dev_info *rdi, struct rvt_qp *qp,
gfp_t gfp);
diff --git a/include/sound/omap-hdmi-audio.h b/include/sound/omap-hdmi-audio.h
index afdb416898e0..1df2ff61a4dd 100644
--- a/include/sound/omap-hdmi-audio.h
+++ b/include/sound/omap-hdmi-audio.h
@@ -16,11 +16,16 @@
*
*/
-#include <video/omapdss.h>
-
#ifndef __OMAP_HDMI_AUDIO_H__
#define __OMAP_HDMI_AUDIO_H__
+#include <linux/platform_data/omapdss.h>
+
+struct omap_dss_audio {
+ struct snd_aes_iec958 *iec;
+ struct snd_cea_861_aud_if *cea;
+};
+
struct omap_hdmi_audio_ops {
int (*audio_startup)(struct device *dev,
void (*abort_cb)(struct device *dev));
diff --git a/include/video/omap-panel-data.h b/include/video/omap-panel-data.h
index 56830d1dc762..e7003ee6e063 100644
--- a/include/video/omap-panel-data.h
+++ b/include/video/omap-panel-data.h
@@ -27,59 +27,18 @@
#ifndef __OMAP_PANEL_DATA_H
#define __OMAP_PANEL_DATA_H
-#include <video/omapdss.h>
#include <video/display_timing.h>
-struct omap_dss_device;
-
-/**
- * encoder_tfp410 platform data
- * @name: name for this display entity
- * @power_down_gpio: gpio number for PD pin (or -1 if not available)
- * @data_lines: number of DPI datalines
- */
-struct encoder_tfp410_platform_data {
- const char *name;
- const char *source;
- int power_down_gpio;
- int data_lines;
-};
-
-
-/**
- * connector_dvi platform data
- * @name: name for this display entity
- * @source: name of the display entity used as a video source
- * @i2c_bus_num: i2c bus number to be used for reading EDID
- */
-struct connector_dvi_platform_data {
- const char *name;
- const char *source;
- int i2c_bus_num;
-};
-
-/**
- * connector_hdmi platform data
- * @name: name for this display entity
- * @source: name of the display entity used as a video source
- */
-struct connector_hdmi_platform_data {
- const char *name;
- const char *source;
-};
-
/**
* connector_atv platform data
* @name: name for this display entity
* @source: name of the display entity used as a video source
- * @connector_type: composite/svideo
* @invert_polarity: invert signal polarity
*/
struct connector_atv_platform_data {
const char *name;
const char *source;
- enum omap_dss_venc_type connector_type;
bool invert_polarity;
};
@@ -105,33 +64,6 @@ struct panel_dpi_platform_data {
};
/**
- * panel_dsicm platform data
- * @name: name for this display entity
- * @source: name of the display entity used as a video source
- * @reset_gpio: gpio to reset the panel (or -1)
- * @use_ext_te: use external TE GPIO
- * @ext_te_gpio: external TE GPIO
- * @ulps_timeout: time to wait before entering ULPS, 0 = disabled (ms)
- * @use_dsi_backlight: true if panel uses DSI command to control backlight
- * @pin_config: DSI pin configuration
- */
-struct panel_dsicm_platform_data {
- const char *name;
- const char *source;
-
- int reset_gpio;
-
- bool use_ext_te;
- int ext_te_gpio;
-
- unsigned ulps_timeout;
-
- bool use_dsi_backlight;
-
- struct omap_dsi_pin_config pin_config;
-};
-
-/**
* panel_acx565akm platform data
* @name: name for this display entity
* @source: name of the display entity used as a video source
@@ -147,93 +79,4 @@ struct panel_acx565akm_platform_data {
int datapairs;
};
-/**
- * panel_lb035q02 platform data
- * @name: name for this display entity
- * @source: name of the display entity used as a video source
- * @data_lines: number of DPI datalines
- * @backlight_gpio: gpio to enable/disable the backlight (or -1)
- * @enable_gpio: gpio to enable/disable the panel (or -1)
- */
-struct panel_lb035q02_platform_data {
- const char *name;
- const char *source;
-
- int data_lines;
-
- int backlight_gpio;
- int enable_gpio;
-};
-
-/**
- * panel_sharp_ls037v7dw01 platform data
- * @name: name for this display entity
- * @source: name of the display entity used as a video source
- * @data_lines: number of DPI datalines
- * @resb_gpio: reset signal GPIO
- * @ini_gpio: power on control GPIO
- * @mo_gpio: selection for resolution(VGA/QVGA) GPIO
- * @lr_gpio: selection for horizontal scanning direction GPIO
- * @ud_gpio: selection for vertical scanning direction GPIO
- */
-struct panel_sharp_ls037v7dw01_platform_data {
- const char *name;
- const char *source;
-
- int data_lines;
-
- int resb_gpio;
- int ini_gpio;
- int mo_gpio;
- int lr_gpio;
- int ud_gpio;
-};
-
-/**
- * panel-tpo-td043mtea1 platform data
- * @name: name for this display entity
- * @source: name of the display entity used as a video source
- * @data_lines: number of DPI datalines
- * @nreset_gpio: reset signal
- */
-struct panel_tpo_td043mtea1_platform_data {
- const char *name;
- const char *source;
-
- int data_lines;
-
- int nreset_gpio;
-};
-
-/**
- * panel-nec-nl8048hl11 platform data
- * @name: name for this display entity
- * @source: name of the display entity used as a video source
- * @data_lines: number of DPI datalines
- * @res_gpio: reset signal
- * @qvga_gpio: selection for resolution(QVGA/WVGA)
- */
-struct panel_nec_nl8048hl11_platform_data {
- const char *name;
- const char *source;
-
- int data_lines;
-
- int res_gpio;
- int qvga_gpio;
-};
-
-/**
- * panel-tpo-td028ttec1 platform data
- * @name: name for display entity
- * @source: name of the display entity used as a video source
- * @data_lines: number of DPI datalines
- */
-struct panel_tpo_td028ttec1_platform_data {
- const char *name;
- const char *source;
-
- int data_lines;
-};
-
#endif /* __OMAP_PANEL_DATA_H */
diff --git a/include/video/omapdss.h b/include/video/omapfb_dss.h
index 8e14ad7327c9..1d38901d599d 100644
--- a/include/video/omapdss.h
+++ b/include/video/omapfb_dss.h
@@ -1,27 +1,20 @@
/*
- * Copyright (C) 2008 Nokia Corporation
- * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com>
+ * Copyright (C) 2016 Texas Instruments, Inc.
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see <http://www.gnu.org/licenses/>.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
*/
-#ifndef __OMAP_OMAPDSS_H
-#define __OMAP_OMAPDSS_H
+#ifndef __OMAPFB_DSS_H
+#define __OMAPFB_DSS_H
#include <linux/list.h>
#include <linux/kobject.h>
#include <linux/device.h>
#include <linux/interrupt.h>
+#include <linux/platform_data/omapdss.h>
#include <video/videomode.h>
@@ -167,11 +160,6 @@ enum omap_dss_display_state {
OMAP_DSS_DISPLAY_ACTIVE,
};
-struct omap_dss_audio {
- struct snd_aes_iec958 *iec;
- struct snd_cea_861_aud_if *cea;
-};
-
enum omap_dss_rotation_type {
OMAP_DSS_ROT_DMA = 1 << 0,
OMAP_DSS_ROT_VRFB = 1 << 1,
@@ -195,25 +183,6 @@ enum omap_overlay_caps {
OMAP_DSS_OVL_CAP_REPLICATION = 1 << 5,
};
-enum omap_overlay_manager_caps {
- OMAP_DSS_DUMMY_VALUE, /* add a dummy value to prevent compiler error */
-};
-
-enum omap_dss_clk_source {
- OMAP_DSS_CLK_SRC_FCK = 0, /* OMAP2/3: DSS1_ALWON_FCLK
- * OMAP4: DSS_FCLK */
- OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC, /* OMAP3: DSI1_PLL_FCLK
- * OMAP4: PLL1_CLK1 */
- OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI, /* OMAP3: DSI2_PLL_FCLK
- * OMAP4: PLL1_CLK2 */
- OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC, /* OMAP4: PLL2_CLK1 */
- OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI, /* OMAP4: PLL2_CLK2 */
-};
-
-enum omap_hdmi_flags {
- OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP = 1 << 0,
-};
-
enum omap_dss_output_id {
OMAP_DSS_OUTPUT_DPI = 1 << 0,
OMAP_DSS_OUTPUT_DBI = 1 << 1,
@@ -303,36 +272,6 @@ struct omap_dss_dsi_config {
enum omap_dss_dsi_trans_mode trans_mode;
};
-enum omapdss_version {
- OMAPDSS_VER_UNKNOWN = 0,
- OMAPDSS_VER_OMAP24xx,
- OMAPDSS_VER_OMAP34xx_ES1, /* OMAP3430 ES1.0, 2.0 */
- OMAPDSS_VER_OMAP34xx_ES3, /* OMAP3430 ES3.0+ */
- OMAPDSS_VER_OMAP3630,
- OMAPDSS_VER_AM35xx,
- OMAPDSS_VER_OMAP4430_ES1, /* OMAP4430 ES1.0 */
- OMAPDSS_VER_OMAP4430_ES2, /* OMAP4430 ES2.0, 2.1, 2.2 */
- OMAPDSS_VER_OMAP4, /* All other OMAP4s */
- OMAPDSS_VER_OMAP5,
- OMAPDSS_VER_AM43xx,
- OMAPDSS_VER_DRA7xx,
-};
-
-/* Board specific data */
-struct omap_dss_board_info {
- int num_devices;
- struct omap_dss_device **devices;
- struct omap_dss_device *default_device;
- const char *default_display_name;
- int (*dsi_enable_pads)(int dsi_id, unsigned lane_mask);
- void (*dsi_disable_pads)(int dsi_id, unsigned lane_mask);
- int (*set_min_bus_tput)(struct device *dev, unsigned long r);
- enum omapdss_version version;
-};
-
-/* Init with the board info */
-extern int omap_display_init(struct omap_dss_board_info *board_data);
-
struct omap_video_timings {
/* Unit: pixels */
u16 x_res;
@@ -463,7 +402,6 @@ struct omap_overlay_manager {
/* static fields */
const char *name;
enum omap_channel id;
- enum omap_overlay_manager_caps caps;
struct list_head overlays;
enum omap_display_type supported_displays;
enum omap_dss_output_id supported_outputs;
@@ -919,4 +857,4 @@ omapdss_of_get_first_endpoint(const struct device_node *parent);
struct omap_dss_device *
omapdss_of_find_source_for_first_ep(struct device_node *node);
-#endif
+#endif /* __OMAPFB_DSS_H */