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-rw-r--r--include/drm/drmP.h3
-rw-r--r--include/drm/drm_crtc.h18
-rw-r--r--include/drm/drm_crtc_helper.h3
-rw-r--r--include/drm/drm_dp_helper.h39
-rw-r--r--include/drm/drm_hashtab.h14
-rw-r--r--include/drm/intel-gtt.h7
-rw-r--r--include/drm/ttm/ttm_bo_api.h30
-rw-r--r--include/drm/ttm/ttm_bo_driver.h26
-rw-r--r--include/drm/ttm/ttm_execbuf_util.h3
-rw-r--r--include/drm/ttm/ttm_memory.h2
-rw-r--r--include/drm/ttm/ttm_object.h4
11 files changed, 91 insertions, 58 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 3fd82809b2d..fad21c927a3 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -1431,6 +1431,8 @@ extern int drm_vblank_wait(struct drm_device *dev, unsigned int *vbl_seq);
extern u32 drm_vblank_count(struct drm_device *dev, int crtc);
extern u32 drm_vblank_count_and_time(struct drm_device *dev, int crtc,
struct timeval *vblanktime);
+extern void drm_send_vblank_event(struct drm_device *dev, int crtc,
+ struct drm_pending_vblank_event *e);
extern bool drm_handle_vblank(struct drm_device *dev, int crtc);
extern int drm_vblank_get(struct drm_device *dev, int crtc);
extern void drm_vblank_put(struct drm_device *dev, int crtc);
@@ -1503,6 +1505,7 @@ extern unsigned int drm_debug;
extern unsigned int drm_vblank_offdelay;
extern unsigned int drm_timestamp_precision;
+extern unsigned int drm_timestamp_monotonic;
extern struct class *drm_class;
extern struct proc_dir_entry *drm_proc_root;
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 3fa18b7e949..ee9b0b59237 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -792,6 +792,7 @@ struct drm_mode_config {
/* output poll support */
bool poll_enabled;
+ bool poll_running;
struct delayed_work output_poll_work;
/* pointers to standard properties */
@@ -887,14 +888,14 @@ extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_
extern void drm_mode_copy(struct drm_display_mode *dst, const struct drm_display_mode *src);
extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev,
const struct drm_display_mode *mode);
-extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode);
+extern void drm_mode_debug_printmodeline(const struct drm_display_mode *mode);
extern void drm_mode_config_init(struct drm_device *dev);
extern void drm_mode_config_reset(struct drm_device *dev);
extern void drm_mode_config_cleanup(struct drm_device *dev);
extern void drm_mode_set_name(struct drm_display_mode *mode);
-extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2);
-extern int drm_mode_width(struct drm_display_mode *mode);
-extern int drm_mode_height(struct drm_display_mode *mode);
+extern bool drm_mode_equal(const struct drm_display_mode *mode1, const struct drm_display_mode *mode2);
+extern int drm_mode_width(const struct drm_display_mode *mode);
+extern int drm_mode_height(const struct drm_display_mode *mode);
/* for us by fb module */
extern int drm_mode_attachmode_crtc(struct drm_device *dev,
@@ -919,12 +920,6 @@ extern void drm_mode_set_crtcinfo(struct drm_display_mode *p,
extern void drm_mode_connector_list_update(struct drm_connector *connector);
extern int drm_mode_connector_update_edid_property(struct drm_connector *connector,
struct edid *edid);
-extern int drm_connector_property_set_value(struct drm_connector *connector,
- struct drm_property *property,
- uint64_t value);
-extern int drm_connector_property_get_value(struct drm_connector *connector,
- struct drm_property *property,
- uint64_t *value);
extern int drm_object_property_set_value(struct drm_mode_object *obj,
struct drm_property *property,
uint64_t val);
@@ -946,8 +941,6 @@ extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
extern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY);
extern bool drm_crtc_in_use(struct drm_crtc *crtc);
-extern void drm_connector_attach_property(struct drm_connector *connector,
- struct drm_property *property, uint64_t init_val);
extern void drm_object_attach_property(struct drm_mode_object *obj,
struct drm_property *property,
uint64_t init_val);
@@ -1037,6 +1030,7 @@ extern int drm_mode_gamma_get_ioctl(struct drm_device *dev,
extern int drm_mode_gamma_set_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv);
extern u8 *drm_find_cea_extension(struct edid *edid);
+extern u8 drm_match_cea_mode(struct drm_display_mode *to_match);
extern bool drm_detect_hdmi_monitor(struct edid *edid);
extern bool drm_detect_monitor_audio(struct edid *edid);
extern int drm_mode_page_flip_ioctl(struct drm_device *dev,
diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index e01cc80c9c3..f43d556bf40 100644
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -137,6 +137,8 @@ extern bool drm_helper_encoder_in_use(struct drm_encoder *encoder);
extern void drm_helper_connector_dpms(struct drm_connector *connector, int mode);
+extern void drm_helper_move_panel_connectors_to_head(struct drm_device *);
+
extern int drm_helper_mode_fill_fb_struct(struct drm_framebuffer *fb,
struct drm_mode_fb_cmd2 *mode_cmd);
@@ -162,6 +164,7 @@ extern int drm_helper_resume_force_mode(struct drm_device *dev);
extern void drm_kms_helper_poll_init(struct drm_device *dev);
extern void drm_kms_helper_poll_fini(struct drm_device *dev);
extern void drm_helper_hpd_irq_event(struct drm_device *dev);
+extern void drm_kms_helper_hotplug_event(struct drm_device *dev);
extern void drm_kms_helper_poll_disable(struct drm_device *dev);
extern void drm_kms_helper_poll_enable(struct drm_device *dev);
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index fe061489f91..e8e1417af3d 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -25,6 +25,7 @@
#include <linux/types.h>
#include <linux/i2c.h>
+#include <linux/delay.h>
/*
* Unless otherwise noted, all values are from the DP 1.1a spec. Note that
@@ -311,6 +312,14 @@
#define MODE_I2C_READ 4
#define MODE_I2C_STOP 8
+/**
+ * struct i2c_algo_dp_aux_data - driver interface structure for i2c over dp
+ * aux algorithm
+ * @running: set by the algo indicating whether an i2c is ongoing or whether
+ * the i2c bus is quiescent
+ * @address: i2c target address for the currently ongoing transfer
+ * @aux_ch: driver callback to transfer a single byte of the i2c payload
+ */
struct i2c_algo_dp_aux_data {
bool running;
u16 address;
@@ -322,4 +331,34 @@ struct i2c_algo_dp_aux_data {
int
i2c_dp_aux_add_bus(struct i2c_adapter *adapter);
+
+#define DP_LINK_STATUS_SIZE 6
+bool drm_dp_channel_eq_ok(u8 link_status[DP_LINK_STATUS_SIZE],
+ int lane_count);
+bool drm_dp_clock_recovery_ok(u8 link_status[DP_LINK_STATUS_SIZE],
+ int lane_count);
+u8 drm_dp_get_adjust_request_voltage(u8 link_status[DP_LINK_STATUS_SIZE],
+ int lane);
+u8 drm_dp_get_adjust_request_pre_emphasis(u8 link_status[DP_LINK_STATUS_SIZE],
+ int lane);
+
+#define DP_RECEIVER_CAP_SIZE 0xf
+void drm_dp_link_train_clock_recovery_delay(u8 dpcd[DP_RECEIVER_CAP_SIZE]);
+void drm_dp_link_train_channel_eq_delay(u8 dpcd[DP_RECEIVER_CAP_SIZE]);
+
+u8 drm_dp_link_rate_to_bw_code(int link_rate);
+int drm_dp_bw_code_to_link_rate(u8 link_bw);
+
+static inline int
+drm_dp_max_link_rate(u8 dpcd[DP_RECEIVER_CAP_SIZE])
+{
+ return drm_dp_bw_code_to_link_rate(dpcd[DP_MAX_LINK_RATE]);
+}
+
+static inline u8
+drm_dp_max_lane_count(u8 dpcd[DP_RECEIVER_CAP_SIZE])
+{
+ return dpcd[DP_MAX_LANE_COUNT] & DP_MAX_LANE_COUNT_MASK;
+}
+
#endif /* _DRM_DP_HELPER_H_ */
diff --git a/include/drm/drm_hashtab.h b/include/drm/drm_hashtab.h
index 3650d5d011e..fce2ef3fdff 100644
--- a/include/drm/drm_hashtab.h
+++ b/include/drm/drm_hashtab.h
@@ -61,5 +61,19 @@ extern int drm_ht_remove_key(struct drm_open_hash *ht, unsigned long key);
extern int drm_ht_remove_item(struct drm_open_hash *ht, struct drm_hash_item *item);
extern void drm_ht_remove(struct drm_open_hash *ht);
+/*
+ * RCU-safe interface
+ *
+ * The user of this API needs to make sure that two or more instances of the
+ * hash table manipulation functions are never run simultaneously.
+ * The lookup function drm_ht_find_item_rcu may, however, run simultaneously
+ * with any of the manipulation functions as long as it's called from within
+ * an RCU read-locked section.
+ */
+#define drm_ht_insert_item_rcu drm_ht_insert_item
+#define drm_ht_just_insert_please_rcu drm_ht_just_insert_please
+#define drm_ht_remove_key_rcu drm_ht_remove_key
+#define drm_ht_remove_item_rcu drm_ht_remove_item
+#define drm_ht_find_item_rcu drm_ht_find_item
#endif
diff --git a/include/drm/intel-gtt.h b/include/drm/intel-gtt.h
index 2e37e9f02e7..6eb76a1f11a 100644
--- a/include/drm/intel-gtt.h
+++ b/include/drm/intel-gtt.h
@@ -3,7 +3,7 @@
#ifndef _DRM_INTEL_GTT_H
#define _DRM_INTEL_GTT_H
-const struct intel_gtt {
+struct intel_gtt {
/* Size of memory reserved for graphics by the BIOS */
unsigned int stolen_size;
/* Total number of gtt entries. */
@@ -17,6 +17,7 @@ const struct intel_gtt {
unsigned int do_idle_maps : 1;
/* Share the scratch page dma with ppgtts. */
dma_addr_t scratch_page_dma;
+ struct page *scratch_page;
/* for ppgtt PDE access */
u32 __iomem *gtt;
/* needed for ioremap in drm/i915 */
@@ -39,10 +40,6 @@ void intel_gtt_clear_range(unsigned int first_entry, unsigned int num_entries);
#define AGP_DCACHE_MEMORY 1
#define AGP_PHYS_MEMORY 2
-/* New caching attributes for gen6/sandybridge */
-#define AGP_USER_CACHED_MEMORY_LLC_MLC (AGP_USER_TYPES + 2)
-#define AGP_USER_UNCACHED_MEMORY (AGP_USER_TYPES + 4)
-
/* flag for GFDT type */
#define AGP_USER_CACHED_MEMORY_GFDT (1 << 3)
diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h
index e8028ade567..c6cae733dde 100644
--- a/include/drm/ttm/ttm_bo_api.h
+++ b/include/drm/ttm/ttm_bo_api.h
@@ -141,8 +141,6 @@ struct ttm_tt;
* struct ttm_buffer_object
*
* @bdev: Pointer to the buffer object device structure.
- * @buffer_start: The virtual user-space start address of ttm_bo_type_user
- * buffers.
* @type: The bo type.
* @destroy: Destruction function. If NULL, kfree is used.
* @num_pages: Actual number of pages.
@@ -172,7 +170,6 @@ struct ttm_tt;
* @seq_valid: The value of @val_seq is valid. This value is protected by
* the bo_device::lru_lock.
* @reserved: Deadlock-free lock used for synchronization state transitions.
- * @sync_obj_arg: Opaque argument to synchronization object function.
* @sync_obj: Pointer to a synchronization object.
* @priv_flags: Flags describing buffer object internal state.
* @vm_rb: Rb node for the vm rb tree.
@@ -200,7 +197,6 @@ struct ttm_buffer_object {
struct ttm_bo_global *glob;
struct ttm_bo_device *bdev;
- unsigned long buffer_start;
enum ttm_bo_type type;
void (*destroy) (struct ttm_buffer_object *);
unsigned long num_pages;
@@ -255,7 +251,6 @@ struct ttm_buffer_object {
* checking NULL while reserved but not holding the mentioned lock.
*/
- void *sync_obj_arg;
void *sync_obj;
unsigned long priv_flags;
@@ -429,8 +424,9 @@ extern void ttm_bo_unlock_delayed_workqueue(struct ttm_bo_device *bdev,
* @no_wait: Return immediately if buffer is busy.
*
* Synchronizes a buffer object for CPU RW access. This means
- * blocking command submission that affects the buffer and
- * waiting for buffer idle. This lock is recursive.
+ * command submission that affects the buffer will return -EBUSY
+ * until ttm_bo_synccpu_write_release is called.
+ *
* Returns
* -EBUSY if the buffer is busy and no_wait is true.
* -ERESTARTSYS if interrupted by a signal.
@@ -472,8 +468,6 @@ size_t ttm_bo_dma_acc_size(struct ttm_bo_device *bdev,
* @type: Requested type of buffer object.
* @flags: Initial placement flags.
* @page_alignment: Data alignment in pages.
- * @buffer_start: Virtual address of user space data backing a
- * user buffer object.
* @interruptible: If needing to sleep to wait for GPU resources,
* sleep interruptible.
* @persistent_swap_storage: Usually the swap storage is deleted for buffers
@@ -505,7 +499,6 @@ extern int ttm_bo_init(struct ttm_bo_device *bdev,
enum ttm_bo_type type,
struct ttm_placement *placement,
uint32_t page_alignment,
- unsigned long buffer_start,
bool interrubtible,
struct file *persistent_swap_storage,
size_t acc_size,
@@ -521,8 +514,6 @@ extern int ttm_bo_init(struct ttm_bo_device *bdev,
* @type: Requested type of buffer object.
* @flags: Initial placement flags.
* @page_alignment: Data alignment in pages.
- * @buffer_start: Virtual address of user space data backing a
- * user buffer object.
* @interruptible: If needing to sleep while waiting for GPU resources,
* sleep interruptible.
* @persistent_swap_storage: Usually the swap storage is deleted for buffers
@@ -545,7 +536,6 @@ extern int ttm_bo_create(struct ttm_bo_device *bdev,
enum ttm_bo_type type,
struct ttm_placement *placement,
uint32_t page_alignment,
- unsigned long buffer_start,
bool interruptible,
struct file *persistent_swap_storage,
struct ttm_buffer_object **p_bo);
@@ -736,4 +726,18 @@ extern ssize_t ttm_bo_io(struct ttm_bo_device *bdev, struct file *filp,
extern void ttm_bo_swapout_all(struct ttm_bo_device *bdev);
+/**
+ * ttm_bo_is_reserved - return an indication if a ttm buffer object is reserved
+ *
+ * @bo: The buffer object to check.
+ *
+ * This function returns an indication if a bo is reserved or not, and should
+ * only be used to print an error when it is not from incorrect api usage, since
+ * there's no guarantee that it is the caller that is holding the reservation.
+ */
+static inline bool ttm_bo_is_reserved(struct ttm_buffer_object *bo)
+{
+ return atomic_read(&bo->reserved);
+}
+
#endif
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index d803b92b032..dd96442cdc2 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -422,10 +422,10 @@ struct ttm_bo_driver {
* documentation.
*/
- bool (*sync_obj_signaled) (void *sync_obj, void *sync_arg);
- int (*sync_obj_wait) (void *sync_obj, void *sync_arg,
+ bool (*sync_obj_signaled) (void *sync_obj);
+ int (*sync_obj_wait) (void *sync_obj,
bool lazy, bool interruptible);
- int (*sync_obj_flush) (void *sync_obj, void *sync_arg);
+ int (*sync_obj_flush) (void *sync_obj);
void (*sync_obj_unref) (void **sync_obj);
void *(*sync_obj_ref) (void *sync_obj);
@@ -521,8 +521,6 @@ struct ttm_bo_global {
* lru_lock: Spinlock that protects the buffer+device lru lists and
* ddestroy lists.
* @val_seq: Current validation sequence.
- * @nice_mode: Try nicely to wait for buffer idle when cleaning a manager.
- * If a GPU lockup has been detected, this is forced to 0.
* @dev_mapping: A pointer to the struct address_space representing the
* device address space.
* @wq: Work queue structure for the delayed delete workqueue.
@@ -556,7 +554,6 @@ struct ttm_bo_device {
* Protected by load / firstopen / lastclose /unload sync.
*/
- bool nice_mode;
struct address_space *dev_mapping;
/*
@@ -729,20 +726,6 @@ extern void ttm_bo_mem_put(struct ttm_buffer_object *bo,
extern void ttm_bo_mem_put_locked(struct ttm_buffer_object *bo,
struct ttm_mem_reg *mem);
-/**
- * ttm_bo_wait_for_cpu
- *
- * @bo: Pointer to a struct ttm_buffer_object.
- * @no_wait: Don't sleep while waiting.
- *
- * Wait until a buffer object is no longer sync'ed for CPU access.
- * Returns:
- * -EBUSY: Buffer object was sync'ed for CPU access. (only if no_wait == 1).
- * -ERESTARTSYS: An interruptible sleep was interrupted by a signal.
- */
-
-extern int ttm_bo_wait_cpu(struct ttm_buffer_object *bo, bool no_wait);
-
extern void ttm_bo_global_release(struct drm_global_reference *ref);
extern int ttm_bo_global_init(struct drm_global_reference *ref);
@@ -973,8 +956,6 @@ extern void ttm_bo_free_old_node(struct ttm_buffer_object *bo);
*
* @bo: A pointer to a struct ttm_buffer_object.
* @sync_obj: A sync object that signals when moving is complete.
- * @sync_obj_arg: An argument to pass to the sync object idle / wait
- * functions.
* @evict: This is an evict move. Don't return until the buffer is idle.
* @no_wait_reserve: Return immediately if other buffers are busy.
* @no_wait_gpu: Return immediately if the GPU is busy.
@@ -990,7 +971,6 @@ extern void ttm_bo_free_old_node(struct ttm_buffer_object *bo);
extern int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo,
void *sync_obj,
- void *sync_obj_arg,
bool evict, bool no_wait_reserve,
bool no_wait_gpu,
struct ttm_mem_reg *new_mem);
diff --git a/include/drm/ttm/ttm_execbuf_util.h b/include/drm/ttm/ttm_execbuf_util.h
index 1926cae373b..547e19f06e5 100644
--- a/include/drm/ttm/ttm_execbuf_util.h
+++ b/include/drm/ttm/ttm_execbuf_util.h
@@ -39,8 +39,6 @@
*
* @head: list head for thread-private list.
* @bo: refcounted buffer object pointer.
- * @new_sync_obj_arg: New sync_obj_arg for @bo, to be used once
- * adding a new sync object.
* @reserved: Indicates whether @bo has been reserved for validation.
* @removed: Indicates whether @bo has been removed from lru lists.
* @put_count: Number of outstanding references on bo::list_kref.
@@ -50,7 +48,6 @@
struct ttm_validate_buffer {
struct list_head head;
struct ttm_buffer_object *bo;
- void *new_sync_obj_arg;
bool reserved;
bool removed;
int put_count;
diff --git a/include/drm/ttm/ttm_memory.h b/include/drm/ttm/ttm_memory.h
index d6d1da468c9..72dcbe81dd0 100644
--- a/include/drm/ttm/ttm_memory.h
+++ b/include/drm/ttm/ttm_memory.h
@@ -60,7 +60,6 @@ struct ttm_mem_shrink {
* for the GPU, and this will otherwise block other workqueue tasks(?)
* At this point we use only a single-threaded workqueue.
* @work: The workqueue callback for the shrink queue.
- * @queue: Wait queue for processes suspended waiting for memory.
* @lock: Lock to protect the @shrink - and the memory accounting members,
* that is, essentially the whole structure with some exceptions.
* @zones: Array of pointers to accounting zones.
@@ -80,7 +79,6 @@ struct ttm_mem_global {
struct ttm_mem_shrink *shrink;
struct workqueue_struct *swap_queue;
struct work_struct work;
- wait_queue_head_t queue;
spinlock_t lock;
struct ttm_mem_zone *zones[TTM_MEM_MAX_ZONES];
unsigned int num_zones;
diff --git a/include/drm/ttm/ttm_object.h b/include/drm/ttm/ttm_object.h
index b01c563b275..fc0cf064990 100644
--- a/include/drm/ttm/ttm_object.h
+++ b/include/drm/ttm/ttm_object.h
@@ -40,6 +40,7 @@
#include <linux/list.h>
#include <drm/drm_hashtab.h>
#include <linux/kref.h>
+#include <linux/rcupdate.h>
#include <ttm/ttm_memory.h>
/**
@@ -120,6 +121,7 @@ struct ttm_object_device;
*/
struct ttm_base_object {
+ struct rcu_head rhead;
struct drm_hash_item hash;
enum ttm_object_type object_type;
bool shareable;
@@ -268,4 +270,6 @@ extern struct ttm_object_device *ttm_object_device_init
extern void ttm_object_device_release(struct ttm_object_device **p_tdev);
+#define ttm_base_object_kfree(__object, __base)\
+ kfree_rcu(__object, __base.rhead)
#endif
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-13 11:23:15 +0000