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-rw-r--r--include/drm/amd_asic_type.h52
-rw-r--r--include/drm/bridge/mhl.h4
-rw-r--r--include/drm/drmP.h4
-rw-r--r--include/drm/drm_atomic.h188
-rw-r--r--include/drm/drm_auth.h21
-rw-r--r--include/drm/drm_bridge.h2
-rw-r--r--include/drm/drm_connector.h19
-rw-r--r--include/drm/drm_crtc.h37
-rw-r--r--include/drm/drm_dp_helper.h23
-rw-r--r--include/drm/drm_dp_mst_helper.h2
-rw-r--r--include/drm/drm_drv.h7
-rw-r--r--include/drm/drm_edid.h2
-rw-r--r--include/drm/drm_encoder.h4
-rw-r--r--include/drm/drm_fb_cma_helper.h13
-rw-r--r--include/drm/drm_framebuffer.h1
-rw-r--r--include/drm/drm_gem_framebuffer_helper.h2
-rw-r--r--include/drm/drm_lease.h46
-rw-r--r--include/drm/drm_mode_config.h20
-rw-r--r--include/drm/drm_mode_object.h5
-rw-r--r--include/drm/drm_modeset_helper_vtables.h2
-rw-r--r--include/drm/drm_modeset_lock.h12
-rw-r--r--include/drm/drm_of.h31
-rw-r--r--include/drm/drm_plane.h20
-rw-r--r--include/drm/drm_property.h6
-rw-r--r--include/drm/drm_syncobj.h5
-rw-r--r--include/drm/drm_vblank.h25
-rw-r--r--include/drm/i915_pciids.h154
-rw-r--r--include/drm/ttm/ttm_debug.h31
-rw-r--r--include/drm/ttm/ttm_memory.h5
-rw-r--r--include/drm/ttm/ttm_page_alloc.h33
-rw-r--r--include/linux/dma-fence.h7
-rw-r--r--include/linux/filter.h2
-rw-r--r--include/linux/host1x.h2
-rw-r--r--include/linux/if_tap.h4
-rw-r--r--include/linux/input.h7
-rw-r--r--include/linux/irq.h2
-rw-r--r--include/linux/irqchip/arm-gic-v3.h2
-rw-r--r--include/linux/key.h47
-rw-r--r--include/linux/mbus.h4
-rw-r--r--include/linux/mlx5/port.h2
-rw-r--r--include/linux/mm_types.h3
-rw-r--r--include/linux/mod_devicetable.h3
-rw-r--r--include/linux/netdevice.h3
-rw-r--r--include/linux/pm_qos.h5
-rw-r--r--include/linux/rculist.h2
-rw-r--r--include/linux/rcupdate.h22
-rw-r--r--include/linux/regmap.h39
-rw-r--r--include/linux/scatterlist.h17
-rw-r--r--include/linux/sched/mm.h16
-rw-r--r--include/linux/sctp.h34
-rw-r--r--include/linux/shmem_fs.h2
-rw-r--r--include/linux/srcu.h1
-rw-r--r--include/linux/swait.h27
-rw-r--r--include/linux/sync_file.h4
-rw-r--r--include/net/fq_impl.h9
-rw-r--r--include/net/inet_sock.h8
-rw-r--r--include/net/pkt_cls.h3
-rw-r--r--include/net/sch_generic.h2
-rw-r--r--include/net/sctp/sm.h2
-rw-r--r--include/net/sctp/ulpevent.h2
-rw-r--r--include/net/strparser.h3
-rw-r--r--include/net/tcp.h6
-rw-r--r--include/sound/control.h3
-rw-r--r--include/uapi/drm/amdgpu_drm.h50
-rw-r--r--include/uapi/drm/drm.h41
-rw-r--r--include/uapi/drm/drm_mode.h70
-rw-r--r--include/uapi/drm/etnaviv_drm.h43
-rw-r--r--include/uapi/drm/i915_drm.h33
-rw-r--r--include/uapi/drm/msm_drm.h24
-rw-r--r--include/uapi/drm/vc4_drm.h19
-rw-r--r--include/uapi/linux/bpf.h6
-rw-r--r--include/uapi/linux/kfd_ioctl.h2
-rw-r--r--include/uapi/linux/membarrier.h23
-rw-r--r--include/uapi/linux/sctp.h2
-rw-r--r--include/uapi/linux/spi/spidev.h1
75 files changed, 1029 insertions, 356 deletions
diff --git a/include/drm/amd_asic_type.h b/include/drm/amd_asic_type.h
new file mode 100644
index 000000000000..599028f66585
--- /dev/null
+++ b/include/drm/amd_asic_type.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2017 Advanced Micro Devices, Inc.
+ *
+ * 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 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
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 __AMD_ASIC_TYPE_H__
+#define __AMD_ASIC_TYPE_H__
+/*
+ * Supported ASIC types
+ */
+enum amd_asic_type {
+ CHIP_TAHITI = 0,
+ CHIP_PITCAIRN,
+ CHIP_VERDE,
+ CHIP_OLAND,
+ CHIP_HAINAN,
+ CHIP_BONAIRE,
+ CHIP_KAVERI,
+ CHIP_KABINI,
+ CHIP_HAWAII,
+ CHIP_MULLINS,
+ CHIP_TOPAZ,
+ CHIP_TONGA,
+ CHIP_FIJI,
+ CHIP_CARRIZO,
+ CHIP_STONEY,
+ CHIP_POLARIS10,
+ CHIP_POLARIS11,
+ CHIP_POLARIS12,
+ CHIP_VEGA10,
+ CHIP_RAVEN,
+ CHIP_LAST,
+};
+
+#endif /*__AMD_ASIC_TYPE_H__ */
diff --git a/include/drm/bridge/mhl.h b/include/drm/bridge/mhl.h
index fbdfc8d7f3c7..96a5e0f6ff12 100644
--- a/include/drm/bridge/mhl.h
+++ b/include/drm/bridge/mhl.h
@@ -262,6 +262,10 @@ enum {
#define MHL_RAPK_UNSUPPORTED 0x02 /* Rcvd RAP action code not supported */
#define MHL_RAPK_BUSY 0x03 /* Responder too busy to respond */
+/* Bit masks for RCP messages */
+#define MHL_RCP_KEY_RELEASED_MASK 0x80
+#define MHL_RCP_KEY_ID_MASK 0x7F
+
/*
* Error status codes for RCPE messages
*/
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 7277783a4ff0..59be1232d005 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -136,6 +136,7 @@ struct pci_controller;
#define DRM_UT_ATOMIC 0x10
#define DRM_UT_VBL 0x20
#define DRM_UT_STATE 0x40
+#define DRM_UT_LEASE 0x80
/***********************************************************************/
/** \name DRM template customization defaults */
@@ -250,6 +251,9 @@ struct pci_controller;
#define DRM_DEBUG_VBL(fmt, ...) \
drm_printk(KERN_DEBUG, DRM_UT_VBL, fmt, ##__VA_ARGS__)
+#define DRM_DEBUG_LEASE(fmt, ...) \
+ drm_printk(KERN_DEBUG, DRM_UT_LEASE, fmt, ##__VA_ARGS__)
+
#define _DRM_DEV_DEFINE_DEBUG_RATELIMITED(dev, level, fmt, args...) \
({ \
static DEFINE_RATELIMIT_STATE(_rs, \
diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h
index 8a5808eb5628..5afd6e364fb6 100644
--- a/include/drm/drm_atomic.h
+++ b/include/drm/drm_atomic.h
@@ -144,7 +144,6 @@ struct __drm_planes_state {
struct __drm_crtcs_state {
struct drm_crtc *ptr;
struct drm_crtc_state *state, *old_state, *new_state;
- struct drm_crtc_commit *commit;
s32 __user *out_fence_ptr;
unsigned last_vblank_count;
};
@@ -237,6 +236,18 @@ struct drm_atomic_state {
struct drm_modeset_acquire_ctx *acquire_ctx;
/**
+ * @fake_commit:
+ *
+ * Used for signaling unbound planes/connectors.
+ * When a connector or plane is not bound to any CRTC, it's still important
+ * to preserve linearity to prevent the atomic states from being freed to early.
+ *
+ * This commit (if set) is not bound to any crtc, but will be completed when
+ * drm_atomic_helper_commit_hw_done() is called.
+ */
+ struct drm_crtc_commit *fake_commit;
+
+ /**
* @commit_work:
*
* Work item which can be used by the driver or helpers to execute the
@@ -252,10 +263,14 @@ void __drm_crtc_commit_free(struct kref *kref);
* @commit: CRTC commit
*
* Increases the reference of @commit.
+ *
+ * Returns:
+ * The pointer to @commit, with reference increased.
*/
-static inline void drm_crtc_commit_get(struct drm_crtc_commit *commit)
+static inline struct drm_crtc_commit *drm_crtc_commit_get(struct drm_crtc_commit *commit)
{
kref_get(&commit->ref);
+ return commit;
}
/**
@@ -555,31 +570,6 @@ int __must_check drm_atomic_nonblocking_commit(struct drm_atomic_state *state);
void drm_state_dump(struct drm_device *dev, struct drm_printer *p);
/**
- * for_each_connector_in_state - iterate over all connectors in an atomic update
- * @__state: &struct drm_atomic_state pointer
- * @connector: &struct drm_connector iteration cursor
- * @connector_state: &struct drm_connector_state iteration cursor
- * @__i: int iteration cursor, for macro-internal use
- *
- * This iterates over all connectors in an atomic update. Note that before the
- * software state is committed (by calling drm_atomic_helper_swap_state(), this
- * points to the new state, while afterwards it points to the old state. Due to
- * this tricky confusion this macro is deprecated.
- *
- * FIXME:
- *
- * Replace all usage of this with one of the explicit iterators below and then
- * remove this macro.
- */
-#define for_each_connector_in_state(__state, connector, connector_state, __i) \
- for ((__i) = 0; \
- (__i) < (__state)->num_connector && \
- ((connector) = (__state)->connectors[__i].ptr, \
- (connector_state) = (__state)->connectors[__i].state, 1); \
- (__i)++) \
- for_each_if (connector)
-
-/**
* for_each_oldnew_connector_in_state - iterate over all connectors in an atomic update
* @__state: &struct drm_atomic_state pointer
* @connector: &struct drm_connector iteration cursor
@@ -595,12 +585,12 @@ void drm_state_dump(struct drm_device *dev, struct drm_printer *p);
*/
#define for_each_oldnew_connector_in_state(__state, connector, old_connector_state, new_connector_state, __i) \
for ((__i) = 0; \
- (__i) < (__state)->num_connector && \
- ((connector) = (__state)->connectors[__i].ptr, \
- (old_connector_state) = (__state)->connectors[__i].old_state, \
- (new_connector_state) = (__state)->connectors[__i].new_state, 1); \
- (__i)++) \
- for_each_if (connector)
+ (__i) < (__state)->num_connector; \
+ (__i)++) \
+ for_each_if ((__state)->connectors[__i].ptr && \
+ ((connector) = (__state)->connectors[__i].ptr, \
+ (old_connector_state) = (__state)->connectors[__i].old_state, \
+ (new_connector_state) = (__state)->connectors[__i].new_state, 1))
/**
* for_each_old_connector_in_state - iterate over all connectors in an atomic update
@@ -616,11 +606,11 @@ void drm_state_dump(struct drm_device *dev, struct drm_printer *p);
*/
#define for_each_old_connector_in_state(__state, connector, old_connector_state, __i) \
for ((__i) = 0; \
- (__i) < (__state)->num_connector && \
- ((connector) = (__state)->connectors[__i].ptr, \
- (old_connector_state) = (__state)->connectors[__i].old_state, 1); \
- (__i)++) \
- for_each_if (connector)
+ (__i) < (__state)->num_connector; \
+ (__i)++) \
+ for_each_if ((__state)->connectors[__i].ptr && \
+ ((connector) = (__state)->connectors[__i].ptr, \
+ (old_connector_state) = (__state)->connectors[__i].old_state, 1))
/**
* for_each_new_connector_in_state - iterate over all connectors in an atomic update
@@ -636,36 +626,11 @@ void drm_state_dump(struct drm_device *dev, struct drm_printer *p);
*/
#define for_each_new_connector_in_state(__state, connector, new_connector_state, __i) \
for ((__i) = 0; \
- (__i) < (__state)->num_connector && \
- ((connector) = (__state)->connectors[__i].ptr, \
- (new_connector_state) = (__state)->connectors[__i].new_state, 1); \
- (__i)++) \
- for_each_if (connector)
-
-/**
- * for_each_crtc_in_state - iterate over all connectors in an atomic update
- * @__state: &struct drm_atomic_state pointer
- * @crtc: &struct drm_crtc iteration cursor
- * @crtc_state: &struct drm_crtc_state iteration cursor
- * @__i: int iteration cursor, for macro-internal use
- *
- * This iterates over all CRTCs in an atomic update. Note that before the
- * software state is committed (by calling drm_atomic_helper_swap_state(), this
- * points to the new state, while afterwards it points to the old state. Due to
- * this tricky confusion this macro is deprecated.
- *
- * FIXME:
- *
- * Replace all usage of this with one of the explicit iterators below and then
- * remove this macro.
- */
-#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].ptr, \
- (crtc_state) = (__state)->crtcs[__i].state, 1); \
- (__i)++) \
- for_each_if (crtc_state)
+ (__i) < (__state)->num_connector; \
+ (__i)++) \
+ for_each_if ((__state)->connectors[__i].ptr && \
+ ((connector) = (__state)->connectors[__i].ptr, \
+ (new_connector_state) = (__state)->connectors[__i].new_state, 1))
/**
* for_each_oldnew_crtc_in_state - iterate over all CRTCs in an atomic update
@@ -681,12 +646,12 @@ void drm_state_dump(struct drm_device *dev, struct drm_printer *p);
*/
#define for_each_oldnew_crtc_in_state(__state, crtc, old_crtc_state, new_crtc_state, __i) \
for ((__i) = 0; \
- (__i) < (__state)->dev->mode_config.num_crtc && \
- ((crtc) = (__state)->crtcs[__i].ptr, \
- (old_crtc_state) = (__state)->crtcs[__i].old_state, \
- (new_crtc_state) = (__state)->crtcs[__i].new_state, 1); \
+ (__i) < (__state)->dev->mode_config.num_crtc; \
(__i)++) \
- for_each_if (crtc)
+ for_each_if ((__state)->crtcs[__i].ptr && \
+ ((crtc) = (__state)->crtcs[__i].ptr, \
+ (old_crtc_state) = (__state)->crtcs[__i].old_state, \
+ (new_crtc_state) = (__state)->crtcs[__i].new_state, 1))
/**
* for_each_old_crtc_in_state - iterate over all CRTCs in an atomic update
@@ -701,11 +666,11 @@ void drm_state_dump(struct drm_device *dev, struct drm_printer *p);
*/
#define for_each_old_crtc_in_state(__state, crtc, old_crtc_state, __i) \
for ((__i) = 0; \
- (__i) < (__state)->dev->mode_config.num_crtc && \
- ((crtc) = (__state)->crtcs[__i].ptr, \
- (old_crtc_state) = (__state)->crtcs[__i].old_state, 1); \
+ (__i) < (__state)->dev->mode_config.num_crtc; \
(__i)++) \
- for_each_if (crtc)
+ for_each_if ((__state)->crtcs[__i].ptr && \
+ ((crtc) = (__state)->crtcs[__i].ptr, \
+ (old_crtc_state) = (__state)->crtcs[__i].old_state, 1))
/**
* for_each_new_crtc_in_state - iterate over all CRTCs in an atomic update
@@ -720,36 +685,11 @@ void drm_state_dump(struct drm_device *dev, struct drm_printer *p);
*/
#define for_each_new_crtc_in_state(__state, crtc, new_crtc_state, __i) \
for ((__i) = 0; \
- (__i) < (__state)->dev->mode_config.num_crtc && \
- ((crtc) = (__state)->crtcs[__i].ptr, \
- (new_crtc_state) = (__state)->crtcs[__i].new_state, 1); \
+ (__i) < (__state)->dev->mode_config.num_crtc; \
(__i)++) \
- for_each_if (crtc)
-
-/**
- * for_each_plane_in_state - iterate over all planes in an atomic update
- * @__state: &struct drm_atomic_state pointer
- * @plane: &struct drm_plane iteration cursor
- * @plane_state: &struct drm_plane_state iteration cursor
- * @__i: int iteration cursor, for macro-internal use
- *
- * This iterates over all planes in an atomic update. Note that before the
- * software state is committed (by calling drm_atomic_helper_swap_state(), this
- * points to the new state, while afterwards it points to the old state. Due to
- * this tricky confusion this macro is deprecated.
- *
- * FIXME:
- *
- * Replace all usage of this with one of the explicit iterators below and then
- * remove this macro.
- */
-#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].ptr, \
- (plane_state) = (__state)->planes[__i].state, 1); \
- (__i)++) \
- for_each_if (plane_state)
+ for_each_if ((__state)->crtcs[__i].ptr && \
+ ((crtc) = (__state)->crtcs[__i].ptr, \
+ (new_crtc_state) = (__state)->crtcs[__i].new_state, 1))
/**
* for_each_oldnew_plane_in_state - iterate over all planes in an atomic update
@@ -765,12 +705,12 @@ void drm_state_dump(struct drm_device *dev, struct drm_printer *p);
*/
#define for_each_oldnew_plane_in_state(__state, plane, old_plane_state, new_plane_state, __i) \
for ((__i) = 0; \
- (__i) < (__state)->dev->mode_config.num_total_plane && \
- ((plane) = (__state)->planes[__i].ptr, \
- (old_plane_state) = (__state)->planes[__i].old_state, \
- (new_plane_state) = (__state)->planes[__i].new_state, 1); \
+ (__i) < (__state)->dev->mode_config.num_total_plane; \
(__i)++) \
- for_each_if (plane)
+ for_each_if ((__state)->planes[__i].ptr && \
+ ((plane) = (__state)->planes[__i].ptr, \
+ (old_plane_state) = (__state)->planes[__i].old_state,\
+ (new_plane_state) = (__state)->planes[__i].new_state, 1))
/**
* for_each_old_plane_in_state - iterate over all planes in an atomic update
@@ -785,12 +725,11 @@ void drm_state_dump(struct drm_device *dev, struct drm_printer *p);
*/
#define for_each_old_plane_in_state(__state, plane, old_plane_state, __i) \
for ((__i) = 0; \
- (__i) < (__state)->dev->mode_config.num_total_plane && \
- ((plane) = (__state)->planes[__i].ptr, \
- (old_plane_state) = (__state)->planes[__i].old_state, 1); \
+ (__i) < (__state)->dev->mode_config.num_total_plane; \
(__i)++) \
- for_each_if (plane)
-
+ for_each_if ((__state)->planes[__i].ptr && \
+ ((plane) = (__state)->planes[__i].ptr, \
+ (old_plane_state) = (__state)->planes[__i].old_state, 1))
/**
* for_each_new_plane_in_state - iterate over all planes in an atomic update
* @__state: &struct drm_atomic_state pointer
@@ -804,11 +743,11 @@ void drm_state_dump(struct drm_device *dev, struct drm_printer *p);
*/
#define for_each_new_plane_in_state(__state, plane, new_plane_state, __i) \
for ((__i) = 0; \
- (__i) < (__state)->dev->mode_config.num_total_plane && \
- ((plane) = (__state)->planes[__i].ptr, \
- (new_plane_state) = (__state)->planes[__i].new_state, 1); \
+ (__i) < (__state)->dev->mode_config.num_total_plane; \
(__i)++) \
- for_each_if (plane)
+ for_each_if ((__state)->planes[__i].ptr && \
+ ((plane) = (__state)->planes[__i].ptr, \
+ (new_plane_state) = (__state)->planes[__i].new_state, 1))
/**
* for_each_oldnew_private_obj_in_state - iterate over all private objects in an atomic update
@@ -828,8 +767,7 @@ void drm_state_dump(struct drm_device *dev, struct drm_printer *p);
((obj) = (__state)->private_objs[__i].ptr, \
(old_obj_state) = (__state)->private_objs[__i].old_state, \
(new_obj_state) = (__state)->private_objs[__i].new_state, 1); \
- (__i)++) \
- for_each_if (obj)
+ (__i)++)
/**
* for_each_old_private_obj_in_state - iterate over all private objects in an atomic update
@@ -847,8 +785,7 @@ void drm_state_dump(struct drm_device *dev, struct drm_printer *p);
(__i) < (__state)->num_private_objs && \
((obj) = (__state)->private_objs[__i].ptr, \
(old_obj_state) = (__state)->private_objs[__i].old_state, 1); \
- (__i)++) \
- for_each_if (obj)
+ (__i)++)
/**
* for_each_new_private_obj_in_state - iterate over all private objects in an atomic update
@@ -866,8 +803,7 @@ void drm_state_dump(struct drm_device *dev, struct drm_printer *p);
(__i) < (__state)->num_private_objs && \
((obj) = (__state)->private_objs[__i].ptr, \
(new_obj_state) = (__state)->private_objs[__i].new_state, 1); \
- (__i)++) \
- for_each_if (obj)
+ (__i)++)
/**
* drm_atomic_crtc_needs_modeset - compute combined modeset need
diff --git a/include/drm/drm_auth.h b/include/drm/drm_auth.h
index 81a40c2a9a3e..86bff9841b54 100644
--- a/include/drm/drm_auth.h
+++ b/include/drm/drm_auth.h
@@ -52,6 +52,12 @@ struct drm_lock_data {
* @dev: Link back to the DRM device
* @lock: DRI1 lock information.
* @driver_priv: Pointer to driver-private information.
+ * @lessor: Lease holder
+ * @lessee_id: id for lessees. Owners always have id 0
+ * @lessee_list: other lessees of the same master
+ * @lessees: drm_masters leasing from this one
+ * @leases: Objects leased to this drm_master.
+ * @lessee_idr: All lessees under this owner (only used where lessor == NULL)
*
* 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.
@@ -76,10 +82,25 @@ struct drm_master {
struct idr magic_map;
struct drm_lock_data lock;
void *driver_priv;
+
+ /* Tree of display resource leases, each of which is a drm_master struct
+ * All of these get activated simultaneously, so drm_device master points
+ * at the top of the tree (for which lessor is NULL). Protected by
+ * &drm_device.mode_config.idr_mutex.
+ */
+
+ struct drm_master *lessor;
+ int lessee_id;
+ struct list_head lessee_list;
+ struct list_head lessees;
+ struct idr leases;
+ struct idr lessee_idr;
};
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);
+struct drm_master *drm_master_create(struct drm_device *dev);
+
#endif
diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h
index 6522d4cbc9d9..682d01ba920c 100644
--- a/include/drm/drm_bridge.h
+++ b/include/drm/drm_bridge.h
@@ -245,7 +245,7 @@ struct drm_bridge {
void *driver_private;
};
-int drm_bridge_add(struct drm_bridge *bridge);
+void drm_bridge_add(struct drm_bridge *bridge);
void drm_bridge_remove(struct drm_bridge *bridge);
struct drm_bridge *of_drm_find_bridge(struct device_node *np);
int drm_bridge_attach(struct drm_encoder *encoder, struct drm_bridge *bridge,
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index ea8da401c93c..df9807a3caae 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -284,6 +284,11 @@ struct drm_display_info {
* @hdmi: advance features of a HDMI sink.
*/
struct drm_hdmi_info hdmi;
+
+ /**
+ * @non_desktop: Non desktop display (HMD).
+ */
+ bool non_desktop;
};
int drm_display_info_set_bus_formats(struct drm_display_info *info,
@@ -347,6 +352,13 @@ struct drm_connector_state {
struct drm_atomic_state *state;
+ /**
+ * @commit: Tracks the pending commit to prevent use-after-free conditions.
+ *
+ * Is only set when @crtc is NULL.
+ */
+ struct drm_crtc_commit *commit;
+
struct drm_tv_connector_state tv;
/**
@@ -888,8 +900,7 @@ struct drm_connector {
* This is protected by @drm_mode_config.connection_mutex. Note that
* nonblocking atomic commits access the current connector state without
* taking locks. Either by going through the &struct drm_atomic_state
- * pointers, see for_each_connector_in_state(),
- * for_each_oldnew_connector_in_state(),
+ * pointers, see for_each_oldnew_connector_in_state(),
* for_each_old_connector_in_state() and
* for_each_new_connector_in_state(). Or through careful ordering of
* atomic commit operations as implemented in the atomic helpers, see
@@ -927,16 +938,18 @@ static inline unsigned drm_connector_index(struct drm_connector *connector)
/**
* drm_connector_lookup - lookup connector object
* @dev: DRM device
+ * @file_priv: drm file to check for lease against.
* @id: connector object id
*
* This function looks up the connector object specified by id
* add takes a reference to it.
*/
static inline struct drm_connector *drm_connector_lookup(struct drm_device *dev,
+ struct drm_file *file_priv,
uint32_t id)
{
struct drm_mode_object *mo;
- mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_CONNECTOR);
+ mo = drm_mode_object_find(dev, file_priv, id, DRM_MODE_OBJECT_CONNECTOR);
return mo ? obj_to_connector(mo) : NULL;
}
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 1a642020e306..a2d81d2907a9 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -253,6 +253,15 @@ struct drm_crtc_state {
*/
struct drm_pending_vblank_event *event;
+ /**
+ * @commit:
+ *
+ * This tracks how the commit for this update proceeds through the
+ * various phases. This is never cleared, except when we destroy the
+ * state, so that subsequent commits can synchronize with previous ones.
+ */
+ struct drm_crtc_commit *commit;
+
struct drm_atomic_state *state;
};
@@ -797,10 +806,10 @@ struct drm_crtc {
* This is protected by @mutex. Note that nonblocking atomic commits
* access the current CRTC state without taking locks. Either by going
* through the &struct drm_atomic_state pointers, see
- * for_each_crtc_in_state(), for_each_oldnew_crtc_in_state(),
- * for_each_old_crtc_in_state() and for_each_new_crtc_in_state(). Or
- * through careful ordering of atomic commit operations as implemented
- * in the atomic helpers, see &struct drm_crtc_commit.
+ * for_each_oldnew_crtc_in_state(), for_each_old_crtc_in_state() and
+ * for_each_new_crtc_in_state(). Or through careful ordering of atomic
+ * commit operations as implemented in the atomic helpers, see
+ * &struct drm_crtc_commit.
*/
struct drm_crtc_state *state;
@@ -808,10 +817,16 @@ struct drm_crtc {
* @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.
+ * Protected by @commit_lock. This list holds its own full reference,
+ * as does the ongoing commit.
+ *
+ * "Note that the commit for a state change is also tracked in
+ * &drm_crtc_state.commit. For accessing the immediately preceding
+ * commit in an atomic update it is recommended to just use that
+ * pointer in the old CRTC state, since accessing that doesn't need
+ * any locking or list-walking. @commit_list should only be used to
+ * stall for framebuffer cleanup that's signalled through
+ * &drm_crtc_commit.cleanup_done."
*/
struct list_head commit_list;
@@ -937,6 +952,7 @@ struct drm_crtc *drm_crtc_from_index(struct drm_device *dev, int idx);
/**
* drm_crtc_find - look up a CRTC object from its ID
* @dev: DRM device
+ * @file_priv: drm file to check for lease against.
* @id: &drm_mode_object ID
*
* This can be used to look up a CRTC from its userspace ID. Only used by
@@ -944,10 +960,11 @@ struct drm_crtc *drm_crtc_from_index(struct drm_device *dev, int idx);
* userspace interface should be done using &drm_property.
*/
static inline struct drm_crtc *drm_crtc_find(struct drm_device *dev,
- uint32_t id)
+ struct drm_file *file_priv,
+ uint32_t id)
{
struct drm_mode_object *mo;
- mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_CRTC);
+ mo = drm_mode_object_find(dev, file_priv, id, DRM_MODE_OBJECT_CRTC);
return mo ? obj_to_crtc(mo) : NULL;
}
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index b17476a6909c..8b9ac321c3bd 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -735,9 +735,20 @@
# define DP_PSR_SINK_INTERNAL_ERROR 7
# define DP_PSR_SINK_STATE_MASK 0x07
+#define DP_SYNCHRONIZATION_LATENCY_IN_SINK 0x2009 /* edp 1.4 */
+# define DP_MAX_RESYNC_FRAME_COUNT_MASK (0xf << 0)
+# define DP_MAX_RESYNC_FRAME_COUNT_SHIFT 0
+# define DP_LAST_ACTUAL_SYNCHRONIZATION_LATENCY_MASK (0xf << 4)
+# define DP_LAST_ACTUAL_SYNCHRONIZATION_LATENCY_SHIFT 4
+
#define DP_RECEIVER_ALPM_STATUS 0x200b /* eDP 1.4 */
# define DP_ALPM_LOCK_TIMEOUT_ERROR (1 << 0)
+#define DP_LANE0_1_STATUS_ESI 0x200c /* status same as 0x202 */
+#define DP_LANE2_3_STATUS_ESI 0x200d /* status same as 0x203 */
+#define DP_LANE_ALIGN_STATUS_UPDATED_ESI 0x200e /* status same as 0x204 */
+#define DP_SINK_STATUS_ESI 0x200f /* status same as 0x205 */
+
#define DP_DPRX_FEATURE_ENUMERATION_LIST 0x2210 /* DP 1.3 */
# define DP_GTC_CAP (1 << 0) /* DP 1.3 */
# define DP_SST_SPLIT_SDP_CAP (1 << 1) /* DP 1.4 */
@@ -871,6 +882,18 @@ void drm_dp_link_train_channel_eq_delay(const 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);
+#define DP_SDP_AUDIO_TIMESTAMP 0x01
+#define DP_SDP_AUDIO_STREAM 0x02
+#define DP_SDP_EXTENSION 0x04 /* DP 1.1 */
+#define DP_SDP_AUDIO_COPYMANAGEMENT 0x05 /* DP 1.2 */
+#define DP_SDP_ISRC 0x06 /* DP 1.2 */
+#define DP_SDP_VSC 0x07 /* DP 1.2 */
+#define DP_SDP_CAMERA_GENERIC(i) (0x08 + (i)) /* 0-7, DP 1.3 */
+#define DP_SDP_PPS 0x10 /* DP 1.4 */
+#define DP_SDP_VSC_EXT_VESA 0x20 /* DP 1.4 */
+#define DP_SDP_VSC_EXT_CEA 0x21 /* DP 1.4 */
+/* 0x80+ CEA-861 infoframe types */
+
struct edp_sdp_header {
u8 HB0; /* Secondary Data Packet ID */
u8 HB1; /* Secondary Data Packet Type */
diff --git a/include/drm/drm_dp_mst_helper.h b/include/drm/drm_dp_mst_helper.h
index d55abb75f29a..7f78d26a0766 100644
--- a/include/drm/drm_dp_mst_helper.h
+++ b/include/drm/drm_dp_mst_helper.h
@@ -631,5 +631,7 @@ int drm_dp_atomic_find_vcpi_slots(struct drm_atomic_state *state,
int drm_dp_atomic_release_vcpi_slots(struct drm_atomic_state *state,
struct drm_dp_mst_topology_mgr *mgr,
int slots);
+int drm_dp_send_power_updown_phy(struct drm_dp_mst_topology_mgr *mgr,
+ struct drm_dp_mst_port *port, bool power_up);
#endif
diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h
index 71bbaaec836d..412e83a4d3db 100644
--- a/include/drm/drm_drv.h
+++ b/include/drm/drm_drv.h
@@ -155,7 +155,7 @@ struct drm_driver {
* reverse order of the initialization. Similarly to the load
* hook, this handler is deprecated and its usage should be
* dropped in favor of an open-coded teardown function at the
- * driver layer. See drm_dev_unregister() and drm_dev_unref()
+ * driver layer. See drm_dev_unregister() and drm_dev_put()
* for the proper way to remove a &struct drm_device.
*
* The unload() hook is called right after unregistering
@@ -324,7 +324,7 @@ struct drm_driver {
*/
bool (*get_vblank_timestamp) (struct drm_device *dev, unsigned int pipe,
int *max_error,
- struct timeval *vblank_time,
+ ktime_t *vblank_time,
bool in_vblank_irq);
/**
@@ -611,7 +611,8 @@ struct drm_device *drm_dev_alloc(struct drm_driver *driver,
int drm_dev_register(struct drm_device *dev, unsigned long flags);
void drm_dev_unregister(struct drm_device *dev);
-void drm_dev_ref(struct drm_device *dev);
+void drm_dev_get(struct drm_device *dev);
+void drm_dev_put(struct drm_device *dev);
void drm_dev_unref(struct drm_device *dev);
void drm_put_dev(struct drm_device *dev);
void drm_dev_unplug(struct drm_device *dev);
diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h
index a992434ded99..2ec41d032e56 100644
--- a/include/drm/drm_edid.h
+++ b/include/drm/drm_edid.h
@@ -341,6 +341,8 @@ int drm_av_sync_delay(struct drm_connector *connector,
#ifdef CONFIG_DRM_LOAD_EDID_FIRMWARE
struct edid *drm_load_edid_firmware(struct drm_connector *connector);
+int __drm_set_edid_firmware_path(const char *path);
+int __drm_get_edid_firmware_path(char *buf, size_t bufsize);
#else
static inline struct edid *
drm_load_edid_firmware(struct drm_connector *connector)
diff --git a/include/drm/drm_encoder.h b/include/drm/drm_encoder.h
index 8d8245ec0181..ee4cfbe63c52 100644
--- a/include/drm/drm_encoder.h
+++ b/include/drm/drm_encoder.h
@@ -208,17 +208,19 @@ static inline bool drm_encoder_crtc_ok(struct drm_encoder *encoder,
/**
* drm_encoder_find - find a &drm_encoder
* @dev: DRM device
+ * @file_priv: drm file to check for lease against.
* @id: encoder id
*
* Returns the encoder with @id, NULL if it doesn't exist. Simple wrapper around
* drm_mode_object_find().
*/
static inline struct drm_encoder *drm_encoder_find(struct drm_device *dev,
+ struct drm_file *file_priv,
uint32_t id)
{
struct drm_mode_object *mo;
- mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_ENCODER);
+ mo = drm_mode_object_find(dev, file_priv, id, DRM_MODE_OBJECT_ENCODER);
return mo ? obj_to_encoder(mo) : NULL;
}
diff --git a/include/drm/drm_fb_cma_helper.h b/include/drm/drm_fb_cma_helper.h
index a323781afc3f..023f052a5873 100644
--- a/include/drm/drm_fb_cma_helper.h
+++ b/include/drm/drm_fb_cma_helper.h
@@ -28,16 +28,6 @@ void drm_fbdev_cma_set_suspend(struct drm_fbdev_cma *fbdev_cma, bool state);
void drm_fbdev_cma_set_suspend_unlocked(struct drm_fbdev_cma *fbdev_cma,
bool state);
-void drm_fb_cma_destroy(struct drm_framebuffer *fb);
-int drm_fb_cma_create_handle(struct drm_framebuffer *fb,
- struct drm_file *file_priv, unsigned int *handle);
-
-struct drm_framebuffer *drm_fb_cma_create_with_funcs(struct drm_device *dev,
- struct drm_file *file_priv, const struct drm_mode_fb_cmd2 *mode_cmd,
- const struct drm_framebuffer_funcs *funcs);
-struct drm_framebuffer *drm_fb_cma_create(struct drm_device *dev,
- struct drm_file *file_priv, const struct drm_mode_fb_cmd2 *mode_cmd);
-
struct drm_gem_cma_object *drm_fb_cma_get_gem_obj(struct drm_framebuffer *fb,
unsigned int plane);
@@ -45,9 +35,6 @@ dma_addr_t drm_fb_cma_get_gem_addr(struct drm_framebuffer *fb,
struct drm_plane_state *state,
unsigned int plane);
-int drm_fb_cma_prepare_fb(struct drm_plane *plane,
- struct drm_plane_state *state);
-
#ifdef CONFIG_DEBUG_FS
struct seq_file;
diff --git a/include/drm/drm_framebuffer.h b/include/drm/drm_framebuffer.h
index b6996ddb19d6..4c5ee4ae54df 100644
--- a/include/drm/drm_framebuffer.h
+++ b/include/drm/drm_framebuffer.h
@@ -205,6 +205,7 @@ int drm_framebuffer_init(struct drm_device *dev,
struct drm_framebuffer *fb,
const struct drm_framebuffer_funcs *funcs);
struct drm_framebuffer *drm_framebuffer_lookup(struct drm_device *dev,
+ struct drm_file *file_priv,
uint32_t id);
void drm_framebuffer_remove(struct drm_framebuffer *fb);
void drm_framebuffer_cleanup(struct drm_framebuffer *fb);
diff --git a/include/drm/drm_gem_framebuffer_helper.h b/include/drm/drm_gem_framebuffer_helper.h
index db9cfa07235e..5ca7cdc3f527 100644
--- a/include/drm/drm_gem_framebuffer_helper.h
+++ b/include/drm/drm_gem_framebuffer_helper.h
@@ -2,8 +2,8 @@
#define __DRM_GEM_FB_HELPER_H__
struct drm_device;
-struct drm_file;
struct drm_fb_helper_surface_size;
+struct drm_file;
struct drm_framebuffer;
struct drm_framebuffer_funcs;
struct drm_gem_object;
diff --git a/include/drm/drm_lease.h b/include/drm/drm_lease.h
new file mode 100644
index 000000000000..fbc0ab54855b
--- /dev/null
+++ b/include/drm/drm_lease.h
@@ -0,0 +1,46 @@
+/*
+ * Copyright © 2017 Keith Packard <keithp@keithp.com>
+ *
+ * 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.
+ *
+ * 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 _DRM_LEASE_H_
+#define _DRM_LEASE_H_
+
+struct drm_file;
+struct drm_device;
+struct drm_master;
+
+struct drm_master *drm_lease_owner(struct drm_master *master);
+
+void drm_lease_destroy(struct drm_master *lessee);
+
+bool drm_lease_held(struct drm_file *file_priv, int id);
+
+bool _drm_lease_held(struct drm_file *file_priv, int id);
+
+void drm_lease_revoke(struct drm_master *master);
+
+uint32_t drm_lease_filter_crtcs(struct drm_file *file_priv, uint32_t crtcs);
+
+int drm_mode_create_lease_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+
+int drm_mode_list_lessees_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+
+int drm_mode_get_lease_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+
+int drm_mode_revoke_lease_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+
+#endif /* _DRM_LEASE_H_ */
diff --git a/include/drm/drm_mode_config.h b/include/drm/drm_mode_config.h
index 1b37368416c8..b21e827c5c78 100644
--- a/include/drm/drm_mode_config.h
+++ b/include/drm/drm_mode_config.h
@@ -430,19 +430,6 @@ struct drm_mode_config {
struct list_head encoder_list;
/**
- * @num_overlay_plane:
- *
- * Number of overlay planes on this device, excluding primary and cursor
- * planes.
- *
- * Track number of overlay planes separately from number of total
- * planes. By default we only advertise overlay planes to userspace; if
- * userspace sets the "universal plane" capability bit, we'll go ahead
- * and expose all planes. This is invariant over the lifetime of a
- * device and hence doesn't need any locks.
- */
- int num_overlay_plane;
- /**
* @num_total_plane:
*
* Number of universal (i.e. with primary/curso) planes on this device.
@@ -741,6 +728,13 @@ struct drm_mode_config {
*/
struct drm_property *suggested_y_property;
+ /**
+ * @non_desktop_property: Optional connector property with a hint
+ * that device isn't a standard display, and the console/desktop,
+ * should not be displayed on it.
+ */
+ struct drm_property *non_desktop_property;
+
/* dumb ioctl parameters */
uint32_t preferred_depth, prefer_shadow;
diff --git a/include/drm/drm_mode_object.h b/include/drm/drm_mode_object.h
index a767b4a30a6d..7ba3913f30b5 100644
--- a/include/drm/drm_mode_object.h
+++ b/include/drm/drm_mode_object.h
@@ -24,9 +24,11 @@
#define __DRM_MODESET_H__
#include <linux/kref.h>
+#include <drm/drm_lease.h>
struct drm_object_properties;
struct drm_property;
struct drm_device;
+struct drm_file;
/**
* struct drm_mode_object - base structure for modeset objects
@@ -113,6 +115,7 @@ struct drm_object_properties {
}
struct drm_mode_object *drm_mode_object_find(struct drm_device *dev,
+ struct drm_file *file_priv,
uint32_t id, uint32_t type);
void drm_mode_object_get(struct drm_mode_object *obj);
void drm_mode_object_put(struct drm_mode_object *obj);
@@ -151,4 +154,6 @@ int drm_object_property_get_value(struct drm_mode_object *obj,
void drm_object_attach_property(struct drm_mode_object *obj,
struct drm_property *property,
uint64_t init_val);
+
+bool drm_mode_object_lease_required(uint32_t type);
#endif
diff --git a/include/drm/drm_modeset_helper_vtables.h b/include/drm/drm_modeset_helper_vtables.h
index c55cf3ff6847..16646c44b7df 100644
--- a/include/drm/drm_modeset_helper_vtables.h
+++ b/include/drm/drm_modeset_helper_vtables.h
@@ -314,7 +314,7 @@ struct drm_crtc_helper_funcs {
* implementation in drm_atomic_helper_check().
*
* When using drm_atomic_helper_check_planes() this hook is called
- * after the &drm_plane_helper_funcs.atomc_check hook for planes, which
+ * after the &drm_plane_helper_funcs.atomic_check hook for planes, which
* allows drivers to assign shared resources requested by planes in this
* callback here. For more complicated dependencies the driver can call
* the provided check helpers multiple times until the computed state
diff --git a/include/drm/drm_modeset_lock.h b/include/drm/drm_modeset_lock.h
index 4b27c2bb955c..a685d1bb21f2 100644
--- a/include/drm/drm_modeset_lock.h
+++ b/include/drm/drm_modeset_lock.h
@@ -34,6 +34,7 @@ struct drm_modeset_lock;
* @contended: used internally for -EDEADLK handling
* @locked: list of held locks
* @trylock_only: trylock mode used in atomic contexts/panic notifiers
+ * @interruptible: whether interruptible locking should be used.
*
* Each thread competing for a set of locks must use one acquire
* ctx. And if any lock fxn returns -EDEADLK, it must backoff and
@@ -59,6 +60,9 @@ struct drm_modeset_acquire_ctx {
* Trylock mode, use only for panic handlers!
*/
bool trylock_only;
+
+ /* Perform interruptible waits on this context. */
+ bool interruptible;
};
/**
@@ -82,12 +86,13 @@ struct drm_modeset_lock {
struct list_head head;
};
+#define DRM_MODESET_ACQUIRE_INTERRUPTIBLE BIT(0)
+
void drm_modeset_acquire_init(struct drm_modeset_acquire_ctx *ctx,
uint32_t flags);
void drm_modeset_acquire_fini(struct drm_modeset_acquire_ctx *ctx);
void drm_modeset_drop_locks(struct drm_modeset_acquire_ctx *ctx);
-void drm_modeset_backoff(struct drm_modeset_acquire_ctx *ctx);
-int drm_modeset_backoff_interruptible(struct drm_modeset_acquire_ctx *ctx);
+int drm_modeset_backoff(struct drm_modeset_acquire_ctx *ctx);
void drm_modeset_lock_init(struct drm_modeset_lock *lock);
@@ -111,8 +116,7 @@ static inline bool drm_modeset_is_locked(struct drm_modeset_lock *lock)
int drm_modeset_lock(struct drm_modeset_lock *lock,
struct drm_modeset_acquire_ctx *ctx);
-int drm_modeset_lock_interruptible(struct drm_modeset_lock *lock,
- struct drm_modeset_acquire_ctx *ctx);
+int __must_check drm_modeset_lock_single_interruptible(struct drm_modeset_lock *lock);
void drm_modeset_unlock(struct drm_modeset_lock *lock);
struct drm_device;
diff --git a/include/drm/drm_of.h b/include/drm/drm_of.h
index 104dd517fdbe..d20ec4e0431d 100644
--- a/include/drm/drm_of.h
+++ b/include/drm/drm_of.h
@@ -2,6 +2,9 @@
#define __DRM_OF_H__
#include <linux/of_graph.h>
+#if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_DRM_PANEL_BRIDGE)
+#include <drm/drm_bridge.h>
+#endif
struct component_master_ops;
struct component_match;
@@ -67,6 +70,34 @@ static inline int drm_of_find_panel_or_bridge(const struct device_node *np,
}
#endif
+/*
+ * drm_of_panel_bridge_remove - remove panel bridge
+ * @np: device tree node containing panel bridge output ports
+ *
+ * Remove the panel bridge of a given DT node's port and endpoint number
+ *
+ * Returns zero if successful, or one of the standard error codes if it fails.
+ */
+static inline int drm_of_panel_bridge_remove(const struct device_node *np,
+ int port, int endpoint)
+{
+#if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_DRM_PANEL_BRIDGE)
+ struct drm_bridge *bridge;
+ struct device_node *remote;
+
+ remote = of_graph_get_remote_node(np, port, endpoint);
+ if (!remote)
+ return -ENODEV;
+
+ bridge = of_drm_find_bridge(remote);
+ drm_panel_bridge_remove(bridge);
+
+ return 0;
+#else
+ return -EINVAL;
+#endif
+}
+
static inline int drm_of_encoder_active_endpoint_id(struct device_node *node,
struct drm_encoder *encoder)
{
diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h
index 73f90f9d057f..571615079230 100644
--- a/include/drm/drm_plane.h
+++ b/include/drm/drm_plane.h
@@ -123,6 +123,14 @@ struct drm_plane_state {
*/
bool visible;
+ /**
+ * @commit: Tracks the pending commit to prevent use-after-free conditions,
+ * and for async plane updates.
+ *
+ * May be NULL.
+ */
+ struct drm_crtc_commit *commit;
+
struct drm_atomic_state *state;
};
@@ -531,10 +539,10 @@ struct drm_plane {
* This is protected by @mutex. Note that nonblocking atomic commits
* access the current plane state without taking locks. Either by going
* through the &struct drm_atomic_state pointers, see
- * for_each_plane_in_state(), for_each_oldnew_plane_in_state(),
- * for_each_old_plane_in_state() and for_each_new_plane_in_state(). Or
- * through careful ordering of atomic commit operations as implemented
- * in the atomic helpers, see &struct drm_crtc_commit.
+ * for_each_oldnew_plane_in_state(), for_each_old_plane_in_state() and
+ * for_each_new_plane_in_state(). Or through careful ordering of atomic
+ * commit operations as implemented in the atomic helpers, see
+ * &struct drm_crtc_commit.
*/
struct drm_plane_state *state;
@@ -583,16 +591,18 @@ int drm_mode_plane_set_obj_prop(struct drm_plane *plane,
/**
* drm_plane_find - find a &drm_plane
* @dev: DRM device
+ * @file_priv: drm file to check for lease against.
* @id: plane id
*
* Returns the plane with @id, NULL if it doesn't exist. Simple wrapper around
* drm_mode_object_find().
*/
static inline struct drm_plane *drm_plane_find(struct drm_device *dev,
+ struct drm_file *file_priv,
uint32_t id)
{
struct drm_mode_object *mo;
- mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_PLANE);
+ mo = drm_mode_object_find(dev, file_priv, id, DRM_MODE_OBJECT_PLANE);
return mo ? obj_to_plane(mo) : NULL;
}
diff --git a/include/drm/drm_property.h b/include/drm/drm_property.h
index 37355c623e6c..8a522b4bed40 100644
--- a/include/drm/drm_property.h
+++ b/include/drm/drm_property.h
@@ -305,17 +305,19 @@ drm_property_unreference_blob(struct drm_property_blob *blob)
}
/**
- * drm_connector_find - find property object
+ * drm_property_find - find property object
* @dev: DRM device
+ * @file_priv: drm file to check for lease against.
* @id: property object id
*
* This function looks up the property object specified by id and returns it.
*/
static inline struct drm_property *drm_property_find(struct drm_device *dev,
+ struct drm_file *file_priv,
uint32_t id)
{
struct drm_mode_object *mo;
- mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_PROPERTY);
+ mo = drm_mode_object_find(dev, file_priv, id, DRM_MODE_OBJECT_PROPERTY);
return mo ? obj_to_property(mo) : NULL;
}
diff --git a/include/drm/drm_syncobj.h b/include/drm/drm_syncobj.h
index c00fee539822..43e2f382d2f0 100644
--- a/include/drm/drm_syncobj.h
+++ b/include/drm/drm_syncobj.h
@@ -136,5 +136,10 @@ int drm_syncobj_find_fence(struct drm_file *file_private,
u32 handle,
struct dma_fence **fence);
void drm_syncobj_free(struct kref *kref);
+int drm_syncobj_create(struct drm_syncobj **out_syncobj, uint32_t flags,
+ struct dma_fence *fence);
+int drm_syncobj_get_handle(struct drm_file *file_private,
+ struct drm_syncobj *syncobj, u32 *handle);
+int drm_syncobj_get_fd(struct drm_syncobj *syncobj, int *p_fd);
#endif
diff --git a/include/drm/drm_vblank.h b/include/drm/drm_vblank.h
index 7fba9efe4951..848b463a0af5 100644
--- a/include/drm/drm_vblank.h
+++ b/include/drm/drm_vblank.h
@@ -48,9 +48,17 @@ struct drm_pending_vblank_event {
*/
unsigned int pipe;
/**
+ * @sequence: frame event should be triggered at
+ */
+ u64 sequence;
+ /**
* @event: Actual event which will be sent to userspace.
*/
- struct drm_event_vblank event;
+ union {
+ struct drm_event base;
+ struct drm_event_vblank vbl;
+ struct drm_event_crtc_sequence seq;
+ } event;
};
/**
@@ -88,11 +96,11 @@ struct drm_vblank_crtc {
/**
* @count: Current software vblank counter.
*/
- u32 count;
+ u64 count;
/**
* @time: Vblank timestamp corresponding to @count.
*/
- struct timeval time;
+ ktime_t time;
/**
* @refcount: Number of users/waiters of the vblank interrupt. Only when
@@ -152,13 +160,16 @@ struct drm_vblank_crtc {
};
int drm_vblank_init(struct drm_device *dev, unsigned int num_crtcs);
-u32 drm_crtc_vblank_count(struct drm_crtc *crtc);
-u32 drm_crtc_vblank_count_and_time(struct drm_crtc *crtc,
- struct timeval *vblanktime);
+u64 drm_crtc_vblank_count(struct drm_crtc *crtc);
+u64 drm_crtc_vblank_count_and_time(struct drm_crtc *crtc,
+ ktime_t *vblanktime);
void drm_crtc_send_vblank_event(struct drm_crtc *crtc,
struct drm_pending_vblank_event *e);
void drm_crtc_arm_vblank_event(struct drm_crtc *crtc,
struct drm_pending_vblank_event *e);
+void drm_vblank_set_event(struct drm_pending_vblank_event *e,
+ u64 *seq,
+ ktime_t *now);
bool drm_handle_vblank(struct drm_device *dev, unsigned int pipe);
bool drm_crtc_handle_vblank(struct drm_crtc *crtc);
int drm_crtc_vblank_get(struct drm_crtc *crtc);
@@ -172,7 +183,7 @@ u32 drm_crtc_accurate_vblank_count(struct drm_crtc *crtc);
bool drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev,
unsigned int pipe, int *max_error,
- struct timeval *vblank_time,
+ ktime_t *vblank_time,
bool in_vblank_irq);
void drm_calc_timestamping_constants(struct drm_crtc *crtc,
const struct drm_display_mode *mode);
diff --git a/include/drm/i915_pciids.h b/include/drm/i915_pciids.h
index 34c8f5600ce0..972a25633525 100644
--- a/include/drm/i915_pciids.h
+++ b/include/drm/i915_pciids.h
@@ -118,92 +118,125 @@
#define INTEL_IRONLAKE_M_IDS(info) \
INTEL_VGA_DEVICE(0x0046, info)
-#define INTEL_SNB_D_IDS(info) \
+#define INTEL_SNB_D_GT1_IDS(info) \
INTEL_VGA_DEVICE(0x0102, info), \
- INTEL_VGA_DEVICE(0x0112, info), \
- INTEL_VGA_DEVICE(0x0122, info), \
INTEL_VGA_DEVICE(0x010A, info)
-#define INTEL_SNB_M_IDS(info) \
- INTEL_VGA_DEVICE(0x0106, info), \
+#define INTEL_SNB_D_GT2_IDS(info) \
+ INTEL_VGA_DEVICE(0x0112, info), \
+ INTEL_VGA_DEVICE(0x0122, info)
+
+#define INTEL_SNB_D_IDS(info) \
+ INTEL_SNB_D_GT1_IDS(info), \
+ INTEL_SNB_D_GT2_IDS(info)
+
+#define INTEL_SNB_M_GT1_IDS(info) \
+ INTEL_VGA_DEVICE(0x0106, info)
+
+#define INTEL_SNB_M_GT2_IDS(info) \
INTEL_VGA_DEVICE(0x0116, info), \
INTEL_VGA_DEVICE(0x0126, info)
+#define INTEL_SNB_M_IDS(info) \
+ INTEL_SNB_M_GT1_IDS(info), \
+ INTEL_SNB_M_GT2_IDS(info)
+
+#define INTEL_IVB_M_GT1_IDS(info) \
+ INTEL_VGA_DEVICE(0x0156, info) /* GT1 mobile */
+
+#define INTEL_IVB_M_GT2_IDS(info) \
+ INTEL_VGA_DEVICE(0x0166, info) /* GT2 mobile */
+
#define INTEL_IVB_M_IDS(info) \
- INTEL_VGA_DEVICE(0x0156, info), /* GT1 mobile */ \
- INTEL_VGA_DEVICE(0x0166, info) /* GT2 mobile */
+ INTEL_IVB_M_GT1_IDS(info), \
+ INTEL_IVB_M_GT2_IDS(info)
-#define INTEL_IVB_D_IDS(info) \
+#define INTEL_IVB_D_GT1_IDS(info) \
INTEL_VGA_DEVICE(0x0152, info), /* GT1 desktop */ \
+ INTEL_VGA_DEVICE(0x015a, info) /* GT1 server */
+
+#define INTEL_IVB_D_GT2_IDS(info) \
INTEL_VGA_DEVICE(0x0162, info), /* GT2 desktop */ \
- INTEL_VGA_DEVICE(0x015a, info), /* GT1 server */ \
INTEL_VGA_DEVICE(0x016a, info) /* GT2 server */
+#define INTEL_IVB_D_IDS(info) \
+ INTEL_IVB_D_GT1_IDS(info), \
+ INTEL_IVB_D_GT2_IDS(info)
+
#define INTEL_IVB_Q_IDS(info) \
INTEL_QUANTA_VGA_DEVICE(info) /* Quanta transcode */
-#define INTEL_HSW_IDS(info) \
+#define INTEL_HSW_GT1_IDS(info) \
INTEL_VGA_DEVICE(0x0402, info), /* GT1 desktop */ \
- INTEL_VGA_DEVICE(0x0412, info), /* GT2 desktop */ \
- INTEL_VGA_DEVICE(0x0422, info), /* GT3 desktop */ \
INTEL_VGA_DEVICE(0x040a, info), /* GT1 server */ \
- INTEL_VGA_DEVICE(0x041a, info), /* GT2 server */ \
- INTEL_VGA_DEVICE(0x042a, info), /* GT3 server */ \
INTEL_VGA_DEVICE(0x040B, info), /* GT1 reserved */ \
- INTEL_VGA_DEVICE(0x041B, info), /* GT2 reserved */ \
- INTEL_VGA_DEVICE(0x042B, info), /* GT3 reserved */ \
INTEL_VGA_DEVICE(0x040E, info), /* GT1 reserved */ \
- INTEL_VGA_DEVICE(0x041E, info), /* GT2 reserved */ \
- INTEL_VGA_DEVICE(0x042E, info), /* GT3 reserved */ \
INTEL_VGA_DEVICE(0x0C02, info), /* SDV GT1 desktop */ \
- INTEL_VGA_DEVICE(0x0C12, info), /* SDV GT2 desktop */ \
- INTEL_VGA_DEVICE(0x0C22, info), /* SDV GT3 desktop */ \
INTEL_VGA_DEVICE(0x0C0A, info), /* SDV GT1 server */ \
- INTEL_VGA_DEVICE(0x0C1A, info), /* SDV GT2 server */ \
- INTEL_VGA_DEVICE(0x0C2A, info), /* SDV GT3 server */ \
INTEL_VGA_DEVICE(0x0C0B, info), /* SDV GT1 reserved */ \
- INTEL_VGA_DEVICE(0x0C1B, info), /* SDV GT2 reserved */ \
- INTEL_VGA_DEVICE(0x0C2B, info), /* SDV GT3 reserved */ \
INTEL_VGA_DEVICE(0x0C0E, info), /* SDV GT1 reserved */ \
- INTEL_VGA_DEVICE(0x0C1E, info), /* SDV GT2 reserved */ \
- INTEL_VGA_DEVICE(0x0C2E, info), /* SDV GT3 reserved */ \
INTEL_VGA_DEVICE(0x0A02, info), /* ULT GT1 desktop */ \
- INTEL_VGA_DEVICE(0x0A12, info), /* ULT GT2 desktop */ \
- INTEL_VGA_DEVICE(0x0A22, info), /* ULT GT3 desktop */ \
INTEL_VGA_DEVICE(0x0A0A, info), /* ULT GT1 server */ \
- INTEL_VGA_DEVICE(0x0A1A, info), /* ULT GT2 server */ \
- INTEL_VGA_DEVICE(0x0A2A, info), /* ULT GT3 server */ \
INTEL_VGA_DEVICE(0x0A0B, info), /* ULT GT1 reserved */ \
- INTEL_VGA_DEVICE(0x0A1B, info), /* ULT GT2 reserved */ \
- INTEL_VGA_DEVICE(0x0A2B, info), /* ULT GT3 reserved */ \
INTEL_VGA_DEVICE(0x0D02, info), /* CRW GT1 desktop */ \
- INTEL_VGA_DEVICE(0x0D12, info), /* CRW GT2 desktop */ \
- INTEL_VGA_DEVICE(0x0D22, info), /* CRW GT3 desktop */ \
INTEL_VGA_DEVICE(0x0D0A, info), /* CRW GT1 server */ \
- INTEL_VGA_DEVICE(0x0D1A, info), /* CRW GT2 server */ \
- INTEL_VGA_DEVICE(0x0D2A, info), /* CRW GT3 server */ \
INTEL_VGA_DEVICE(0x0D0B, info), /* CRW GT1 reserved */ \
- INTEL_VGA_DEVICE(0x0D1B, info), /* CRW GT2 reserved */ \
- INTEL_VGA_DEVICE(0x0D2B, info), /* CRW GT3 reserved */ \
INTEL_VGA_DEVICE(0x0D0E, info), /* CRW GT1 reserved */ \
- INTEL_VGA_DEVICE(0x0D1E, info), /* CRW GT2 reserved */ \
- INTEL_VGA_DEVICE(0x0D2E, info), /* CRW GT3 reserved */ \
INTEL_VGA_DEVICE(0x0406, info), /* GT1 mobile */ \
+ INTEL_VGA_DEVICE(0x0C06, info), /* SDV GT1 mobile */ \
+ INTEL_VGA_DEVICE(0x0A06, info), /* ULT GT1 mobile */ \
+ INTEL_VGA_DEVICE(0x0A0E, info), /* ULX GT1 mobile */ \
+ INTEL_VGA_DEVICE(0x0D06, info) /* CRW GT1 mobile */
+
+#define INTEL_HSW_GT2_IDS(info) \
+ INTEL_VGA_DEVICE(0x0412, info), /* GT2 desktop */ \
+ INTEL_VGA_DEVICE(0x041a, info), /* GT2 server */ \
+ INTEL_VGA_DEVICE(0x041B, info), /* GT2 reserved */ \
+ INTEL_VGA_DEVICE(0x041E, info), /* GT2 reserved */ \
+ INTEL_VGA_DEVICE(0x0C12, info), /* SDV GT2 desktop */ \
+ INTEL_VGA_DEVICE(0x0C1A, info), /* SDV GT2 server */ \
+ INTEL_VGA_DEVICE(0x0C1B, info), /* SDV GT2 reserved */ \
+ INTEL_VGA_DEVICE(0x0C1E, info), /* SDV GT2 reserved */ \
+ INTEL_VGA_DEVICE(0x0A12, info), /* ULT GT2 desktop */ \
+ INTEL_VGA_DEVICE(0x0A1A, info), /* ULT GT2 server */ \
+ INTEL_VGA_DEVICE(0x0A1B, info), /* ULT GT2 reserved */ \
+ INTEL_VGA_DEVICE(0x0D12, info), /* CRW GT2 desktop */ \
+ INTEL_VGA_DEVICE(0x0D1A, info), /* CRW GT2 server */ \
+ INTEL_VGA_DEVICE(0x0D1B, info), /* CRW GT2 reserved */ \
+ INTEL_VGA_DEVICE(0x0D1E, info), /* CRW GT2 reserved */ \
INTEL_VGA_DEVICE(0x0416, info), /* GT2 mobile */ \
INTEL_VGA_DEVICE(0x0426, info), /* GT2 mobile */ \
- INTEL_VGA_DEVICE(0x0C06, info), /* SDV GT1 mobile */ \
INTEL_VGA_DEVICE(0x0C16, info), /* SDV GT2 mobile */ \
- INTEL_VGA_DEVICE(0x0C26, info), /* SDV GT3 mobile */ \
- INTEL_VGA_DEVICE(0x0A06, info), /* ULT GT1 mobile */ \
INTEL_VGA_DEVICE(0x0A16, info), /* ULT GT2 mobile */ \
- INTEL_VGA_DEVICE(0x0A26, info), /* ULT GT3 mobile */ \
- INTEL_VGA_DEVICE(0x0A0E, info), /* ULX GT1 mobile */ \
INTEL_VGA_DEVICE(0x0A1E, info), /* ULX GT2 mobile */ \
+ INTEL_VGA_DEVICE(0x0D16, info) /* CRW GT2 mobile */
+
+#define INTEL_HSW_GT3_IDS(info) \
+ INTEL_VGA_DEVICE(0x0422, info), /* GT3 desktop */ \
+ INTEL_VGA_DEVICE(0x042a, info), /* GT3 server */ \
+ INTEL_VGA_DEVICE(0x042B, info), /* GT3 reserved */ \
+ INTEL_VGA_DEVICE(0x042E, info), /* GT3 reserved */ \
+ INTEL_VGA_DEVICE(0x0C22, info), /* SDV GT3 desktop */ \
+ INTEL_VGA_DEVICE(0x0C2A, info), /* SDV GT3 server */ \
+ INTEL_VGA_DEVICE(0x0C2B, info), /* SDV GT3 reserved */ \
+ INTEL_VGA_DEVICE(0x0C2E, info), /* SDV GT3 reserved */ \
+ INTEL_VGA_DEVICE(0x0A22, info), /* ULT GT3 desktop */ \
+ INTEL_VGA_DEVICE(0x0A2A, info), /* ULT GT3 server */ \
+ INTEL_VGA_DEVICE(0x0A2B, info), /* ULT GT3 reserved */ \
+ INTEL_VGA_DEVICE(0x0D22, info), /* CRW GT3 desktop */ \
+ INTEL_VGA_DEVICE(0x0D2A, info), /* CRW GT3 server */ \
+ INTEL_VGA_DEVICE(0x0D2B, info), /* CRW GT3 reserved */ \
+ INTEL_VGA_DEVICE(0x0D2E, info), /* CRW GT3 reserved */ \
+ INTEL_VGA_DEVICE(0x0C26, info), /* SDV GT3 mobile */ \
+ INTEL_VGA_DEVICE(0x0A26, info), /* ULT GT3 mobile */ \
INTEL_VGA_DEVICE(0x0A2E, info), /* ULT GT3 reserved */ \
- INTEL_VGA_DEVICE(0x0D06, info), /* CRW GT1 mobile */ \
- INTEL_VGA_DEVICE(0x0D16, info), /* CRW GT2 mobile */ \
INTEL_VGA_DEVICE(0x0D26, info) /* CRW GT3 mobile */
+#define INTEL_HSW_IDS(info) \
+ INTEL_HSW_GT1_IDS(info), \
+ INTEL_HSW_GT2_IDS(info), \
+ INTEL_HSW_GT3_IDS(info)
+
#define INTEL_VLV_IDS(info) \
INTEL_VGA_DEVICE(0x0f30, info), \
INTEL_VGA_DEVICE(0x0f31, info), \
@@ -212,17 +245,19 @@
INTEL_VGA_DEVICE(0x0157, info), \
INTEL_VGA_DEVICE(0x0155, info)
-#define INTEL_BDW_GT12_IDS(info) \
+#define INTEL_BDW_GT1_IDS(info) \
INTEL_VGA_DEVICE(0x1602, info), /* GT1 ULT */ \
INTEL_VGA_DEVICE(0x1606, info), /* GT1 ULT */ \
INTEL_VGA_DEVICE(0x160B, info), /* GT1 Iris */ \
INTEL_VGA_DEVICE(0x160E, info), /* GT1 ULX */ \
- INTEL_VGA_DEVICE(0x1612, info), /* GT2 Halo */ \
+ INTEL_VGA_DEVICE(0x160A, info), /* GT1 Server */ \
+ INTEL_VGA_DEVICE(0x160D, info) /* GT1 Workstation */
+
+#define INTEL_BDW_GT2_IDS(info) \
+ INTEL_VGA_DEVICE(0x1612, info), /* GT2 Halo */ \
INTEL_VGA_DEVICE(0x1616, info), /* GT2 ULT */ \
INTEL_VGA_DEVICE(0x161B, info), /* GT2 ULT */ \
- INTEL_VGA_DEVICE(0x161E, info), /* GT2 ULX */ \
- INTEL_VGA_DEVICE(0x160A, info), /* GT1 Server */ \
- INTEL_VGA_DEVICE(0x160D, info), /* GT1 Workstation */ \
+ INTEL_VGA_DEVICE(0x161E, info), /* GT2 ULX */ \
INTEL_VGA_DEVICE(0x161A, info), /* GT2 Server */ \
INTEL_VGA_DEVICE(0x161D, info) /* GT2 Workstation */
@@ -243,7 +278,8 @@
INTEL_VGA_DEVICE(0x163D, info) /* Workstation */
#define INTEL_BDW_IDS(info) \
- INTEL_BDW_GT12_IDS(info), \
+ INTEL_BDW_GT1_IDS(info), \
+ INTEL_BDW_GT2_IDS(info), \
INTEL_BDW_GT3_IDS(info), \
INTEL_BDW_RSVD_IDS(info)
@@ -303,7 +339,6 @@
#define INTEL_KBL_GT1_IDS(info) \
INTEL_VGA_DEVICE(0x5913, info), /* ULT GT1.5 */ \
INTEL_VGA_DEVICE(0x5915, info), /* ULX GT1.5 */ \
- INTEL_VGA_DEVICE(0x5917, info), /* DT GT1.5 */ \
INTEL_VGA_DEVICE(0x5906, info), /* ULT GT1 */ \
INTEL_VGA_DEVICE(0x590E, info), /* ULX GT1 */ \
INTEL_VGA_DEVICE(0x5902, info), /* DT GT1 */ \
@@ -313,6 +348,7 @@
#define INTEL_KBL_GT2_IDS(info) \
INTEL_VGA_DEVICE(0x5916, info), /* ULT GT2 */ \
+ INTEL_VGA_DEVICE(0x5917, info), /* Mobile GT2 */ \
INTEL_VGA_DEVICE(0x5921, info), /* ULT GT2F */ \
INTEL_VGA_DEVICE(0x591E, info), /* ULX GT2 */ \
INTEL_VGA_DEVICE(0x5912, info), /* DT GT2 */ \
@@ -335,20 +371,22 @@
INTEL_KBL_GT4_IDS(info)
/* CFL S */
-#define INTEL_CFL_S_IDS(info) \
+#define INTEL_CFL_S_GT1_IDS(info) \
INTEL_VGA_DEVICE(0x3E90, info), /* SRV GT1 */ \
- INTEL_VGA_DEVICE(0x3E93, info), /* SRV GT1 */ \
+ INTEL_VGA_DEVICE(0x3E93, info) /* SRV GT1 */
+
+#define INTEL_CFL_S_GT2_IDS(info) \
INTEL_VGA_DEVICE(0x3E91, info), /* SRV GT2 */ \
INTEL_VGA_DEVICE(0x3E92, info), /* SRV GT2 */ \
INTEL_VGA_DEVICE(0x3E96, info) /* SRV GT2 */
/* CFL H */
-#define INTEL_CFL_H_IDS(info) \
+#define INTEL_CFL_H_GT2_IDS(info) \
INTEL_VGA_DEVICE(0x3E9B, info), /* Halo GT2 */ \
INTEL_VGA_DEVICE(0x3E94, info) /* Halo GT2 */
/* CFL U */
-#define INTEL_CFL_U_IDS(info) \
+#define INTEL_CFL_U_GT3_IDS(info) \
INTEL_VGA_DEVICE(0x3EA6, info), /* ULT GT3 */ \
INTEL_VGA_DEVICE(0x3EA7, info), /* ULT GT3 */ \
INTEL_VGA_DEVICE(0x3EA8, info), /* ULT GT3 */ \
diff --git a/include/drm/ttm/ttm_debug.h b/include/drm/ttm/ttm_debug.h
new file mode 100644
index 000000000000..b5e460fa5086
--- /dev/null
+++ b/include/drm/ttm/ttm_debug.h
@@ -0,0 +1,31 @@
+/**************************************************************************
+ *
+ * Copyright (c) 2017 Advanced Micro Devices, Inc.
+ * All Rights Reserved.
+ *
+ * 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, sub license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS 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.
+ *
+ **************************************************************************/
+/*
+ * Authors: Tom St Denis <tom.stdenis@amd.com>
+ */
+extern void ttm_trace_dma_map(struct device *dev, struct ttm_dma_tt *tt);
+extern void ttm_trace_dma_unmap(struct device *dev, struct ttm_dma_tt *tt);
diff --git a/include/drm/ttm/ttm_memory.h b/include/drm/ttm/ttm_memory.h
index c4520890f267..2c1e3598effe 100644
--- a/include/drm/ttm/ttm_memory.h
+++ b/include/drm/ttm/ttm_memory.h
@@ -150,10 +150,9 @@ extern int ttm_mem_global_alloc(struct ttm_mem_global *glob, uint64_t memory,
extern void ttm_mem_global_free(struct ttm_mem_global *glob,
uint64_t amount);
extern int ttm_mem_global_alloc_page(struct ttm_mem_global *glob,
- struct page *page,
- bool no_wait, bool interruptible);
+ struct page *page, uint64_t size);
extern void ttm_mem_global_free_page(struct ttm_mem_global *glob,
- struct page *page);
+ struct page *page, uint64_t size);
extern size_t ttm_round_pot(size_t size);
extern uint64_t ttm_get_kernel_zone_memory_size(struct ttm_mem_global *glob);
#endif
diff --git a/include/drm/ttm/ttm_page_alloc.h b/include/drm/ttm/ttm_page_alloc.h
index 49a828425fa2..38a2b4770c35 100644
--- a/include/drm/ttm/ttm_page_alloc.h
+++ b/include/drm/ttm/ttm_page_alloc.h
@@ -47,7 +47,7 @@ void ttm_page_alloc_fini(void);
*
* Add backing pages to all of @ttm
*/
-extern int ttm_pool_populate(struct ttm_tt *ttm);
+int ttm_pool_populate(struct ttm_tt *ttm);
/**
* ttm_pool_unpopulate:
@@ -56,12 +56,12 @@ extern int ttm_pool_populate(struct ttm_tt *ttm);
*
* Free all pages of @ttm
*/
-extern void ttm_pool_unpopulate(struct ttm_tt *ttm);
+void ttm_pool_unpopulate(struct ttm_tt *ttm);
/**
* Output the state of pools to debugfs file
*/
-extern int ttm_page_alloc_debugfs(struct seq_file *m, void *data);
+int ttm_page_alloc_debugfs(struct seq_file *m, void *data);
#if defined(CONFIG_SWIOTLB) || defined(CONFIG_INTEL_IOMMU)
@@ -78,10 +78,21 @@ void ttm_dma_page_alloc_fini(void);
/**
* Output the state of pools to debugfs file
*/
-extern int ttm_dma_page_alloc_debugfs(struct seq_file *m, void *data);
+int ttm_dma_page_alloc_debugfs(struct seq_file *m, void *data);
-extern int ttm_dma_populate(struct ttm_dma_tt *ttm_dma, struct device *dev);
-extern void ttm_dma_unpopulate(struct ttm_dma_tt *ttm_dma, struct device *dev);
+int ttm_dma_populate(struct ttm_dma_tt *ttm_dma, struct device *dev);
+void ttm_dma_unpopulate(struct ttm_dma_tt *ttm_dma, struct device *dev);
+
+
+/**
+ * Populates and DMA maps pages to fullfil a ttm_dma_populate() request
+ */
+int ttm_populate_and_map_pages(struct device *dev, struct ttm_dma_tt *tt);
+
+/**
+ * Unpopulates and DMA unmaps pages as part of a
+ * ttm_dma_unpopulate() request */
+void ttm_unmap_and_unpopulate_pages(struct device *dev, struct ttm_dma_tt *tt);
#else
static inline int ttm_dma_page_alloc_init(struct ttm_mem_global *glob,
@@ -105,6 +116,16 @@ static inline void ttm_dma_unpopulate(struct ttm_dma_tt *ttm_dma,
struct device *dev)
{
}
+
+static inline int ttm_populate_and_map_pages(struct device *dev, struct ttm_dma_tt *tt)
+{
+ return -ENOMEM;
+}
+
+static inline void ttm_unmap_and_unpopulate_pages(struct device *dev, struct ttm_dma_tt *tt)
+{
+}
+
#endif
#endif
diff --git a/include/linux/dma-fence.h b/include/linux/dma-fence.h
index 171895072435..efdabbb64e3c 100644
--- a/include/linux/dma-fence.h
+++ b/include/linux/dma-fence.h
@@ -128,7 +128,7 @@ struct dma_fence_cb {
* implementation know that there is another driver waiting on
* the signal (ie. hw->sw case).
*
- * This function can be called called from atomic context, but not
+ * This function can be called from atomic context, but not
* from irq context, so normal spinlocks can be used.
*
* A return value of false indicates the fence already passed,
@@ -248,9 +248,12 @@ dma_fence_get_rcu_safe(struct dma_fence * __rcu *fencep)
struct dma_fence *fence;
fence = rcu_dereference(*fencep);
- if (!fence || !dma_fence_get_rcu(fence))
+ if (!fence)
return NULL;
+ if (!dma_fence_get_rcu(fence))
+ continue;
+
/* The atomic_inc_not_zero() inside dma_fence_get_rcu()
* provides a full memory barrier upon success (such as now).
* This is paired with the write barrier from assigning
diff --git a/include/linux/filter.h b/include/linux/filter.h
index d29e58fde364..818a0b26249e 100644
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -728,7 +728,7 @@ void xdp_do_flush_map(void);
void bpf_warn_invalid_xdp_action(u32 act);
void bpf_warn_invalid_xdp_redirect(u32 ifindex);
-struct sock *do_sk_redirect_map(void);
+struct sock *do_sk_redirect_map(struct sk_buff *skb);
#ifdef CONFIG_BPF_JIT
extern int bpf_jit_enable;
diff --git a/include/linux/host1x.h b/include/linux/host1x.h
index 630b1a98ab58..ddf7f9ca86cc 100644
--- a/include/linux/host1x.h
+++ b/include/linux/host1x.h
@@ -157,7 +157,7 @@ int host1x_syncpt_incr(struct host1x_syncpt *sp);
u32 host1x_syncpt_incr_max(struct host1x_syncpt *sp, u32 incrs);
int host1x_syncpt_wait(struct host1x_syncpt *sp, u32 thresh, long timeout,
u32 *value);
-struct host1x_syncpt *host1x_syncpt_request(struct device *dev,
+struct host1x_syncpt *host1x_syncpt_request(struct host1x_client *client,
unsigned long flags);
void host1x_syncpt_free(struct host1x_syncpt *sp);
diff --git a/include/linux/if_tap.h b/include/linux/if_tap.h
index 4837157da0dc..9ae41cdd0d4c 100644
--- a/include/linux/if_tap.h
+++ b/include/linux/if_tap.h
@@ -73,8 +73,8 @@ void tap_del_queues(struct tap_dev *tap);
int tap_get_minor(dev_t major, struct tap_dev *tap);
void tap_free_minor(dev_t major, struct tap_dev *tap);
int tap_queue_resize(struct tap_dev *tap);
-int tap_create_cdev(struct cdev *tap_cdev,
- dev_t *tap_major, const char *device_name);
+int tap_create_cdev(struct cdev *tap_cdev, dev_t *tap_major,
+ const char *device_name, struct module *module);
void tap_destroy_cdev(dev_t major, struct cdev *tap_cdev);
#endif /*_LINUX_IF_TAP_H_*/
diff --git a/include/linux/input.h b/include/linux/input.h
index fb5e23c7ed98..7c7516eb7d76 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -234,6 +234,10 @@ struct input_dev {
#error "SW_MAX and INPUT_DEVICE_ID_SW_MAX do not match"
#endif
+#if INPUT_PROP_MAX != INPUT_DEVICE_ID_PROP_MAX
+#error "INPUT_PROP_MAX and INPUT_DEVICE_ID_PROP_MAX do not match"
+#endif
+
#define INPUT_DEVICE_ID_MATCH_DEVICE \
(INPUT_DEVICE_ID_MATCH_BUS | INPUT_DEVICE_ID_MATCH_VENDOR | INPUT_DEVICE_ID_MATCH_PRODUCT)
#define INPUT_DEVICE_ID_MATCH_DEVICE_AND_VERSION \
@@ -469,6 +473,9 @@ int input_get_keycode(struct input_dev *dev, struct input_keymap_entry *ke);
int input_set_keycode(struct input_dev *dev,
const struct input_keymap_entry *ke);
+bool input_match_device_id(const struct input_dev *dev,
+ const struct input_device_id *id);
+
void input_enable_softrepeat(struct input_dev *dev, int delay, int period);
extern struct class input_class;
diff --git a/include/linux/irq.h b/include/linux/irq.h
index d4728bf6a537..5ad10948ea95 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -1009,7 +1009,7 @@ void irq_gc_mask_clr_bit(struct irq_data *d);
void irq_gc_unmask_enable_reg(struct irq_data *d);
void irq_gc_ack_set_bit(struct irq_data *d);
void irq_gc_ack_clr_bit(struct irq_data *d);
-void irq_gc_mask_disable_reg_and_ack(struct irq_data *d);
+void irq_gc_mask_disable_and_ack_set(struct irq_data *d);
void irq_gc_eoi(struct irq_data *d);
int irq_gc_set_wake(struct irq_data *d, unsigned int on);
diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h
index 1ea576c8126f..14b74f22d43c 100644
--- a/include/linux/irqchip/arm-gic-v3.h
+++ b/include/linux/irqchip/arm-gic-v3.h
@@ -372,6 +372,8 @@
#define GITS_BASER_ENTRY_SIZE_SHIFT (48)
#define GITS_BASER_ENTRY_SIZE(r) ((((r) >> GITS_BASER_ENTRY_SIZE_SHIFT) & 0x1f) + 1)
#define GITS_BASER_ENTRY_SIZE_MASK GENMASK_ULL(52, 48)
+#define GITS_BASER_PHYS_52_to_48(phys) \
+ (((phys) & GENMASK_ULL(47, 16)) | (((phys) >> 48) & 0xf) << 12)
#define GITS_BASER_SHAREABILITY_SHIFT (10)
#define GITS_BASER_InnerShareable \
GIC_BASER_SHAREABILITY(GITS_BASER, InnerShareable)
diff --git a/include/linux/key.h b/include/linux/key.h
index e315e16b6ff8..8a15cabe928d 100644
--- a/include/linux/key.h
+++ b/include/linux/key.h
@@ -138,6 +138,11 @@ struct key_restriction {
struct key_type *keytype;
};
+enum key_state {
+ KEY_IS_UNINSTANTIATED,
+ KEY_IS_POSITIVE, /* Positively instantiated */
+};
+
/*****************************************************************************/
/*
* authentication token / access credential / keyring
@@ -169,6 +174,7 @@ struct key {
* - may not match RCU dereferenced payload
* - payload should contain own length
*/
+ short state; /* Key state (+) or rejection error (-) */
#ifdef KEY_DEBUGGING
unsigned magic;
@@ -176,18 +182,16 @@ struct key {
#endif
unsigned long flags; /* status flags (change with bitops) */
-#define KEY_FLAG_INSTANTIATED 0 /* set if key has been instantiated */
-#define KEY_FLAG_DEAD 1 /* set if key type has been deleted */
-#define KEY_FLAG_REVOKED 2 /* set if key had been revoked */
-#define KEY_FLAG_IN_QUOTA 3 /* set if key consumes quota */
-#define KEY_FLAG_USER_CONSTRUCT 4 /* set if key is being constructed in userspace */
-#define KEY_FLAG_NEGATIVE 5 /* set if key is negative */
-#define KEY_FLAG_ROOT_CAN_CLEAR 6 /* set if key can be cleared by root without permission */
-#define KEY_FLAG_INVALIDATED 7 /* set if key has been invalidated */
-#define KEY_FLAG_BUILTIN 8 /* set if key is built in to the kernel */
-#define KEY_FLAG_ROOT_CAN_INVAL 9 /* set if key can be invalidated by root without permission */
-#define KEY_FLAG_KEEP 10 /* set if key should not be removed */
-#define KEY_FLAG_UID_KEYRING 11 /* set if key is a user or user session keyring */
+#define KEY_FLAG_DEAD 0 /* set if key type has been deleted */
+#define KEY_FLAG_REVOKED 1 /* set if key had been revoked */
+#define KEY_FLAG_IN_QUOTA 2 /* set if key consumes quota */
+#define KEY_FLAG_USER_CONSTRUCT 3 /* set if key is being constructed in userspace */
+#define KEY_FLAG_ROOT_CAN_CLEAR 4 /* set if key can be cleared by root without permission */
+#define KEY_FLAG_INVALIDATED 5 /* set if key has been invalidated */
+#define KEY_FLAG_BUILTIN 6 /* set if key is built in to the kernel */
+#define KEY_FLAG_ROOT_CAN_INVAL 7 /* set if key can be invalidated by root without permission */
+#define KEY_FLAG_KEEP 8 /* set if key should not be removed */
+#define KEY_FLAG_UID_KEYRING 9 /* set if key is a user or user session keyring */
/* the key type and key description string
* - the desc is used to match a key against search criteria
@@ -213,7 +217,6 @@ struct key {
struct list_head name_link;
struct assoc_array keys;
};
- int reject_error;
};
/* This is set on a keyring to restrict the addition of a link to a key
@@ -353,17 +356,27 @@ extern void key_set_timeout(struct key *, unsigned);
#define KEY_NEED_SETATTR 0x20 /* Require permission to change attributes */
#define KEY_NEED_ALL 0x3f /* All the above permissions */
+static inline short key_read_state(const struct key *key)
+{
+ /* Barrier versus mark_key_instantiated(). */
+ return smp_load_acquire(&key->state);
+}
+
/**
- * key_is_instantiated - Determine if a key has been positively instantiated
+ * key_is_positive - Determine if a key has been positively instantiated
* @key: The key to check.
*
* Return true if the specified key has been positively instantiated, false
* otherwise.
*/
-static inline bool key_is_instantiated(const struct key *key)
+static inline bool key_is_positive(const struct key *key)
+{
+ return key_read_state(key) == KEY_IS_POSITIVE;
+}
+
+static inline bool key_is_negative(const struct key *key)
{
- return test_bit(KEY_FLAG_INSTANTIATED, &key->flags) &&
- !test_bit(KEY_FLAG_NEGATIVE, &key->flags);
+ return key_read_state(key) < 0;
}
#define dereference_key_rcu(KEY) \
diff --git a/include/linux/mbus.h b/include/linux/mbus.h
index 0d3f14fd2621..4773145246ed 100644
--- a/include/linux/mbus.h
+++ b/include/linux/mbus.h
@@ -31,8 +31,8 @@ struct mbus_dram_target_info
struct mbus_dram_window {
u8 cs_index;
u8 mbus_attr;
- u32 base;
- u32 size;
+ u64 base;
+ u64 size;
} cs[4];
};
diff --git a/include/linux/mlx5/port.h b/include/linux/mlx5/port.h
index c57d4b7de3a8..c59af8ab753a 100644
--- a/include/linux/mlx5/port.h
+++ b/include/linux/mlx5/port.h
@@ -157,6 +157,8 @@ int mlx5_set_port_prio_tc(struct mlx5_core_dev *mdev, u8 *prio_tc);
int mlx5_query_port_prio_tc(struct mlx5_core_dev *mdev,
u8 prio, u8 *tc);
int mlx5_set_port_tc_group(struct mlx5_core_dev *mdev, u8 *tc_group);
+int mlx5_query_port_tc_group(struct mlx5_core_dev *mdev,
+ u8 tc, u8 *tc_group);
int mlx5_set_port_tc_bw_alloc(struct mlx5_core_dev *mdev, u8 *tc_bw);
int mlx5_query_port_tc_bw_alloc(struct mlx5_core_dev *mdev,
u8 tc, u8 *bw_pct);
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 46f4ecf5479a..1861ea8dba77 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -445,6 +445,9 @@ struct mm_struct {
unsigned long flags; /* Must use atomic bitops to access the bits */
struct core_state *core_state; /* coredumping support */
+#ifdef CONFIG_MEMBARRIER
+ atomic_t membarrier_state;
+#endif
#ifdef CONFIG_AIO
spinlock_t ioctx_lock;
struct kioctx_table __rcu *ioctx_table;
diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index 694cebb50f72..2657f9f51536 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -293,6 +293,7 @@ struct pcmcia_device_id {
#define INPUT_DEVICE_ID_SND_MAX 0x07
#define INPUT_DEVICE_ID_FF_MAX 0x7f
#define INPUT_DEVICE_ID_SW_MAX 0x0f
+#define INPUT_DEVICE_ID_PROP_MAX 0x1f
#define INPUT_DEVICE_ID_MATCH_BUS 1
#define INPUT_DEVICE_ID_MATCH_VENDOR 2
@@ -308,6 +309,7 @@ struct pcmcia_device_id {
#define INPUT_DEVICE_ID_MATCH_SNDBIT 0x0400
#define INPUT_DEVICE_ID_MATCH_FFBIT 0x0800
#define INPUT_DEVICE_ID_MATCH_SWBIT 0x1000
+#define INPUT_DEVICE_ID_MATCH_PROPBIT 0x2000
struct input_device_id {
@@ -327,6 +329,7 @@ struct input_device_id {
kernel_ulong_t sndbit[INPUT_DEVICE_ID_SND_MAX / BITS_PER_LONG + 1];
kernel_ulong_t ffbit[INPUT_DEVICE_ID_FF_MAX / BITS_PER_LONG + 1];
kernel_ulong_t swbit[INPUT_DEVICE_ID_SW_MAX / BITS_PER_LONG + 1];
+ kernel_ulong_t propbit[INPUT_DEVICE_ID_PROP_MAX / BITS_PER_LONG + 1];
kernel_ulong_t driver_info;
};
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index f535779d9dc1..2eaac7d75af4 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -3694,6 +3694,9 @@ struct net_device *alloc_netdev_mqs(int sizeof_priv, const char *name,
unsigned char name_assign_type,
void (*setup)(struct net_device *),
unsigned int txqs, unsigned int rxqs);
+int dev_get_valid_name(struct net *net, struct net_device *dev,
+ const char *name);
+
#define alloc_netdev(sizeof_priv, name, name_assign_type, setup) \
alloc_netdev_mqs(sizeof_priv, name, name_assign_type, setup, 1, 1)
diff --git a/include/linux/pm_qos.h b/include/linux/pm_qos.h
index 032b55909145..6737a8c9e8c6 100644
--- a/include/linux/pm_qos.h
+++ b/include/linux/pm_qos.h
@@ -27,16 +27,17 @@ enum pm_qos_flags_status {
PM_QOS_FLAGS_ALL,
};
-#define PM_QOS_DEFAULT_VALUE -1
+#define PM_QOS_DEFAULT_VALUE (-1)
+#define PM_QOS_LATENCY_ANY S32_MAX
#define PM_QOS_CPU_DMA_LAT_DEFAULT_VALUE (2000 * USEC_PER_SEC)
#define PM_QOS_NETWORK_LAT_DEFAULT_VALUE (2000 * USEC_PER_SEC)
#define PM_QOS_NETWORK_THROUGHPUT_DEFAULT_VALUE 0
#define PM_QOS_MEMORY_BANDWIDTH_DEFAULT_VALUE 0
#define PM_QOS_RESUME_LATENCY_DEFAULT_VALUE 0
+#define PM_QOS_RESUME_LATENCY_NO_CONSTRAINT PM_QOS_LATENCY_ANY
#define PM_QOS_LATENCY_TOLERANCE_DEFAULT_VALUE 0
#define PM_QOS_LATENCY_TOLERANCE_NO_CONSTRAINT (-1)
-#define PM_QOS_LATENCY_ANY ((s32)(~(__u32)0 >> 1))
#define PM_QOS_FLAG_NO_POWER_OFF (1 << 0)
#define PM_QOS_FLAG_REMOTE_WAKEUP (1 << 1)
diff --git a/include/linux/rculist.h b/include/linux/rculist.h
index b1fd8bf85fdc..2bea1d5e9930 100644
--- a/include/linux/rculist.h
+++ b/include/linux/rculist.h
@@ -276,7 +276,7 @@ static inline void list_splice_tail_init_rcu(struct list_head *list,
#define list_entry_rcu(ptr, type, member) \
container_of(lockless_dereference(ptr), type, member)
-/**
+/*
* Where are list_empty_rcu() and list_first_entry_rcu()?
*
* Implementing those functions following their counterparts list_empty() and
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index de50d8a4cf41..1a9f70d44af9 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -523,7 +523,7 @@ static inline void rcu_preempt_sleep_check(void) { }
* Return the value of the specified RCU-protected pointer, but omit
* both the smp_read_barrier_depends() and the READ_ONCE(). This
* is useful in cases where update-side locks prevent the value of the
- * pointer from changing. Please note that this primitive does -not-
+ * pointer from changing. Please note that this primitive does *not*
* prevent the compiler from repeating this reference or combining it
* with other references, so it should not be used without protection
* of appropriate locks.
@@ -568,7 +568,7 @@ static inline void rcu_preempt_sleep_check(void) { }
* is handed off from RCU to some other synchronization mechanism, for
* example, reference counting or locking. In C11, it would map to
* kill_dependency(). It could be used as follows:
- *
+ * ``
* rcu_read_lock();
* p = rcu_dereference(gp);
* long_lived = is_long_lived(p);
@@ -579,6 +579,7 @@ static inline void rcu_preempt_sleep_check(void) { }
* p = rcu_pointer_handoff(p);
* }
* rcu_read_unlock();
+ *``
*/
#define rcu_pointer_handoff(p) (p)
@@ -778,18 +779,21 @@ static inline notrace void rcu_read_unlock_sched_notrace(void)
/**
* RCU_INIT_POINTER() - initialize an RCU protected pointer
+ * @p: The pointer to be initialized.
+ * @v: The value to initialized the pointer to.
*
* Initialize an RCU-protected pointer in special cases where readers
* do not need ordering constraints on the CPU or the compiler. These
* special cases are:
*
- * 1. This use of RCU_INIT_POINTER() is NULLing out the pointer -or-
+ * 1. This use of RCU_INIT_POINTER() is NULLing out the pointer *or*
* 2. The caller has taken whatever steps are required to prevent
- * RCU readers from concurrently accessing this pointer -or-
+ * RCU readers from concurrently accessing this pointer *or*
* 3. The referenced data structure has already been exposed to
- * readers either at compile time or via rcu_assign_pointer() -and-
- * a. You have not made -any- reader-visible changes to
- * this structure since then -or-
+ * readers either at compile time or via rcu_assign_pointer() *and*
+ *
+ * a. You have not made *any* reader-visible changes to
+ * this structure since then *or*
* b. It is OK for readers accessing this structure from its
* new location to see the old state of the structure. (For
* example, the changes were to statistical counters or to
@@ -805,7 +809,7 @@ static inline notrace void rcu_read_unlock_sched_notrace(void)
* by a single external-to-structure RCU-protected pointer, then you may
* use RCU_INIT_POINTER() to initialize the internal RCU-protected
* pointers, but you must use rcu_assign_pointer() to initialize the
- * external-to-structure pointer -after- you have completely initialized
+ * external-to-structure pointer *after* you have completely initialized
* the reader-accessible portions of the linked structure.
*
* Note that unlike rcu_assign_pointer(), RCU_INIT_POINTER() provides no
@@ -819,6 +823,8 @@ static inline notrace void rcu_read_unlock_sched_notrace(void)
/**
* RCU_POINTER_INITIALIZER() - statically initialize an RCU protected pointer
+ * @p: The pointer to be initialized.
+ * @v: The value to initialized the pointer to.
*
* GCC-style initialization for an RCU-protected pointer in a structure field.
*/
diff --git a/include/linux/regmap.h b/include/linux/regmap.h
index 978abfbac617..93a4663d7acb 100644
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -139,6 +139,45 @@ struct reg_sequence {
pollret ?: ((cond) ? 0 : -ETIMEDOUT); \
})
+/**
+ * regmap_field_read_poll_timeout - Poll until a condition is met or timeout
+ *
+ * @field: Regmap field to read from
+ * @val: Unsigned integer variable to read the value into
+ * @cond: Break condition (usually involving @val)
+ * @sleep_us: Maximum time to sleep between reads in us (0
+ * tight-loops). Should be less than ~20ms since usleep_range
+ * is used (see Documentation/timers/timers-howto.txt).
+ * @timeout_us: Timeout in us, 0 means never timeout
+ *
+ * Returns 0 on success and -ETIMEDOUT upon a timeout or the regmap_field_read
+ * error return value in case of a error read. In the two former cases,
+ * the last read value at @addr is stored in @val. Must not be called
+ * from atomic context if sleep_us or timeout_us are used.
+ *
+ * This is modelled after the readx_poll_timeout macros in linux/iopoll.h.
+ */
+#define regmap_field_read_poll_timeout(field, val, cond, sleep_us, timeout_us) \
+({ \
+ ktime_t timeout = ktime_add_us(ktime_get(), timeout_us); \
+ int pollret; \
+ might_sleep_if(sleep_us); \
+ for (;;) { \
+ pollret = regmap_field_read((field), &(val)); \
+ if (pollret) \
+ break; \
+ if (cond) \
+ break; \
+ if (timeout_us && ktime_compare(ktime_get(), timeout) > 0) { \
+ pollret = regmap_field_read((field), &(val)); \
+ break; \
+ } \
+ if (sleep_us) \
+ usleep_range((sleep_us >> 2) + 1, sleep_us); \
+ } \
+ pollret ?: ((cond) ? 0 : -ETIMEDOUT); \
+})
+
#ifdef CONFIG_REGMAP
enum regmap_endian {
diff --git a/include/linux/scatterlist.h b/include/linux/scatterlist.h
index 4b3286ac60c8..874b50c232de 100644
--- a/include/linux/scatterlist.h
+++ b/include/linux/scatterlist.h
@@ -21,6 +21,12 @@ struct scatterlist {
};
/*
+ * Since the above length field is an unsigned int, below we define the maximum
+ * length in bytes that can be stored in one scatterlist entry.
+ */
+#define SCATTERLIST_MAX_SEGMENT (UINT_MAX & PAGE_MASK)
+
+/*
* These macros should be used after a dma_map_sg call has been done
* to get bus addresses of each of the SG entries and their lengths.
* You should only work with the number of sg entries dma_map_sg
@@ -261,10 +267,13 @@ void sg_free_table(struct sg_table *);
int __sg_alloc_table(struct sg_table *, unsigned int, unsigned int,
struct scatterlist *, gfp_t, sg_alloc_fn *);
int sg_alloc_table(struct sg_table *, unsigned int, gfp_t);
-int sg_alloc_table_from_pages(struct sg_table *sgt,
- struct page **pages, unsigned int n_pages,
- unsigned long offset, unsigned long size,
- gfp_t gfp_mask);
+int __sg_alloc_table_from_pages(struct sg_table *sgt, struct page **pages,
+ unsigned int n_pages, unsigned int offset,
+ unsigned long size, unsigned int max_segment,
+ gfp_t gfp_mask);
+int sg_alloc_table_from_pages(struct sg_table *sgt, struct page **pages,
+ unsigned int n_pages, unsigned int offset,
+ unsigned long size, gfp_t gfp_mask);
size_t sg_copy_buffer(struct scatterlist *sgl, unsigned int nents, void *buf,
size_t buflen, off_t skip, bool to_buffer);
diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h
index ae53e413fb13..ab9bf7b73954 100644
--- a/include/linux/sched/mm.h
+++ b/include/linux/sched/mm.h
@@ -211,4 +211,20 @@ static inline void memalloc_noreclaim_restore(unsigned int flags)
current->flags = (current->flags & ~PF_MEMALLOC) | flags;
}
+#ifdef CONFIG_MEMBARRIER
+enum {
+ MEMBARRIER_STATE_PRIVATE_EXPEDITED_READY = (1U << 0),
+ MEMBARRIER_STATE_SWITCH_MM = (1U << 1),
+};
+
+static inline void membarrier_execve(struct task_struct *t)
+{
+ atomic_set(&t->mm->membarrier_state, 0);
+}
+#else
+static inline void membarrier_execve(struct task_struct *t)
+{
+}
+#endif
+
#endif /* _LINUX_SCHED_MM_H */
diff --git a/include/linux/sctp.h b/include/linux/sctp.h
index 82b171e1aa0b..da803dfc7a39 100644
--- a/include/linux/sctp.h
+++ b/include/linux/sctp.h
@@ -231,7 +231,7 @@ struct sctp_datahdr {
__be32 tsn;
__be16 stream;
__be16 ssn;
- __be32 ppid;
+ __u32 ppid;
__u8 payload[0];
};
@@ -716,28 +716,28 @@ struct sctp_reconf_chunk {
struct sctp_strreset_outreq {
struct sctp_paramhdr param_hdr;
- __u32 request_seq;
- __u32 response_seq;
- __u32 send_reset_at_tsn;
- __u16 list_of_streams[0];
+ __be32 request_seq;
+ __be32 response_seq;
+ __be32 send_reset_at_tsn;
+ __be16 list_of_streams[0];
};
struct sctp_strreset_inreq {
struct sctp_paramhdr param_hdr;
- __u32 request_seq;
- __u16 list_of_streams[0];
+ __be32 request_seq;
+ __be16 list_of_streams[0];
};
struct sctp_strreset_tsnreq {
struct sctp_paramhdr param_hdr;
- __u32 request_seq;
+ __be32 request_seq;
};
struct sctp_strreset_addstrm {
struct sctp_paramhdr param_hdr;
- __u32 request_seq;
- __u16 number_of_streams;
- __u16 reserved;
+ __be32 request_seq;
+ __be16 number_of_streams;
+ __be16 reserved;
};
enum {
@@ -752,16 +752,16 @@ enum {
struct sctp_strreset_resp {
struct sctp_paramhdr param_hdr;
- __u32 response_seq;
- __u32 result;
+ __be32 response_seq;
+ __be32 result;
};
struct sctp_strreset_resptsn {
struct sctp_paramhdr param_hdr;
- __u32 response_seq;
- __u32 result;
- __u32 senders_next_tsn;
- __u32 receivers_next_tsn;
+ __be32 response_seq;
+ __be32 result;
+ __be32 senders_next_tsn;
+ __be32 receivers_next_tsn;
};
#endif /* __LINUX_SCTP_H__ */
diff --git a/include/linux/shmem_fs.h b/include/linux/shmem_fs.h
index b6c3540e07bc..0937d9a7d8fb 100644
--- a/include/linux/shmem_fs.h
+++ b/include/linux/shmem_fs.h
@@ -53,6 +53,8 @@ extern struct file *shmem_file_setup(const char *name,
loff_t size, unsigned long flags);
extern struct file *shmem_kernel_file_setup(const char *name, loff_t size,
unsigned long flags);
+extern struct file *shmem_file_setup_with_mnt(struct vfsmount *mnt,
+ const char *name, loff_t size, unsigned long flags);
extern int shmem_zero_setup(struct vm_area_struct *);
extern unsigned long shmem_get_unmapped_area(struct file *, unsigned long addr,
unsigned long len, unsigned long pgoff, unsigned long flags);
diff --git a/include/linux/srcu.h b/include/linux/srcu.h
index 39af9bc0f653..62be8966e837 100644
--- a/include/linux/srcu.h
+++ b/include/linux/srcu.h
@@ -78,6 +78,7 @@ void synchronize_srcu(struct srcu_struct *sp);
/**
* srcu_read_lock_held - might we be in SRCU read-side critical section?
+ * @sp: The srcu_struct structure to check
*
* If CONFIG_DEBUG_LOCK_ALLOC is selected, returns nonzero iff in an SRCU
* read-side critical section. In absence of CONFIG_DEBUG_LOCK_ALLOC,
diff --git a/include/linux/swait.h b/include/linux/swait.h
index 73e97a08d3d0..cf30f5022472 100644
--- a/include/linux/swait.h
+++ b/include/linux/swait.h
@@ -9,13 +9,16 @@
/*
* Simple wait queues
*
- * While these are very similar to the other/complex wait queues (wait.h) the
- * most important difference is that the simple waitqueue allows for
- * deterministic behaviour -- IOW it has strictly bounded IRQ and lock hold
- * times.
+ * While these are very similar to regular wait queues (wait.h) the most
+ * important difference is that the simple waitqueue allows for deterministic
+ * behaviour -- IOW it has strictly bounded IRQ and lock hold times.
*
- * In order to make this so, we had to drop a fair number of features of the
- * other waitqueue code; notably:
+ * Mainly, this is accomplished by two things. Firstly not allowing swake_up_all
+ * from IRQ disabled, and dropping the lock upon every wakeup, giving a higher
+ * priority task a chance to run.
+ *
+ * Secondly, we had to drop a fair number of features of the other waitqueue
+ * code; notably:
*
* - mixing INTERRUPTIBLE and UNINTERRUPTIBLE sleeps on the same waitqueue;
* all wakeups are TASK_NORMAL in order to avoid O(n) lookups for the right
@@ -24,12 +27,14 @@
* - the exclusive mode; because this requires preserving the list order
* and this is hard.
*
- * - custom wake functions; because you cannot give any guarantees about
- * random code.
- *
- * As a side effect of this; the data structures are slimmer.
+ * - custom wake callback functions; because you cannot give any guarantees
+ * about random code. This also allows swait to be used in RT, such that
+ * raw spinlock can be used for the swait queue head.
*
- * One would recommend using this wait queue where possible.
+ * As a side effect of these; the data structures are slimmer albeit more ad-hoc.
+ * For all the above, note that simple wait queues should _only_ be used under
+ * very specific realtime constraints -- it is best to stick with the regular
+ * wait queues in most cases.
*/
struct task_struct;
diff --git a/include/linux/sync_file.h b/include/linux/sync_file.h
index 0ad87c434ae6..790ca021203a 100644
--- a/include/linux/sync_file.h
+++ b/include/linux/sync_file.h
@@ -25,8 +25,12 @@
* @file: file representing this fence
* @sync_file_list: membership in global file list
* @wq: wait queue for fence signaling
+ * @flags: flags for the sync_file
* @fence: fence with the fences in the sync_file
* @cb: fence callback information
+ *
+ * flags:
+ * POLL_ENABLED: whether userspace is currently poll()'ing or not
*/
struct sync_file {
struct file *file;
diff --git a/include/net/fq_impl.h b/include/net/fq_impl.h
index 4e6131cd3f43..ac1a2317941e 100644
--- a/include/net/fq_impl.h
+++ b/include/net/fq_impl.h
@@ -146,6 +146,7 @@ static void fq_tin_enqueue(struct fq *fq,
fq_flow_get_default_t get_default_func)
{
struct fq_flow *flow;
+ bool oom;
lockdep_assert_held(&fq->lock);
@@ -167,8 +168,8 @@ static void fq_tin_enqueue(struct fq *fq,
}
__skb_queue_tail(&flow->queue, skb);
-
- if (fq->backlog > fq->limit || fq->memory_usage > fq->memory_limit) {
+ oom = (fq->memory_usage > fq->memory_limit);
+ while (fq->backlog > fq->limit || oom) {
flow = list_first_entry_or_null(&fq->backlogs,
struct fq_flow,
backlogchain);
@@ -183,8 +184,10 @@ static void fq_tin_enqueue(struct fq *fq,
flow->tin->overlimit++;
fq->overlimit++;
- if (fq->memory_usage > fq->memory_limit)
+ if (oom) {
fq->overmemory++;
+ oom = (fq->memory_usage > fq->memory_limit);
+ }
}
}
diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h
index aa95053dfc78..db8162dd8c0b 100644
--- a/include/net/inet_sock.h
+++ b/include/net/inet_sock.h
@@ -96,7 +96,7 @@ struct inet_request_sock {
kmemcheck_bitfield_end(flags);
u32 ir_mark;
union {
- struct ip_options_rcu *opt;
+ struct ip_options_rcu __rcu *ireq_opt;
#if IS_ENABLED(CONFIG_IPV6)
struct {
struct ipv6_txoptions *ipv6_opt;
@@ -132,6 +132,12 @@ static inline int inet_request_bound_dev_if(const struct sock *sk,
return sk->sk_bound_dev_if;
}
+static inline struct ip_options_rcu *ireq_opt_deref(const struct inet_request_sock *ireq)
+{
+ return rcu_dereference_check(ireq->ireq_opt,
+ refcount_read(&ireq->req.rsk_refcnt) > 0);
+}
+
struct inet_cork {
unsigned int flags;
__be32 addr;
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index e80edd8879ef..3009547f3c66 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -2,6 +2,7 @@
#define __NET_PKT_CLS_H
#include <linux/pkt_cls.h>
+#include <linux/workqueue.h>
#include <net/sch_generic.h>
#include <net/act_api.h>
@@ -17,6 +18,8 @@ struct tcf_walker {
int register_tcf_proto_ops(struct tcf_proto_ops *ops);
int unregister_tcf_proto_ops(struct tcf_proto_ops *ops);
+bool tcf_queue_work(struct work_struct *work);
+
#ifdef CONFIG_NET_CLS
struct tcf_chain *tcf_chain_get(struct tcf_block *block, u32 chain_index,
bool create);
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index 135f5a2dd931..0dec8a23be57 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -10,6 +10,7 @@
#include <linux/dynamic_queue_limits.h>
#include <linux/list.h>
#include <linux/refcount.h>
+#include <linux/workqueue.h>
#include <net/gen_stats.h>
#include <net/rtnetlink.h>
@@ -271,6 +272,7 @@ struct tcf_chain {
struct tcf_block {
struct list_head chain_list;
+ struct work_struct work;
};
static inline void qdisc_cb_private_validate(const struct sk_buff *skb, int sz)
diff --git a/include/net/sctp/sm.h b/include/net/sctp/sm.h
index 2db3d3a9ce1d..88233cf8b8d4 100644
--- a/include/net/sctp/sm.h
+++ b/include/net/sctp/sm.h
@@ -261,7 +261,7 @@ struct sctp_chunk *sctp_make_fwdtsn(const struct sctp_association *asoc,
struct sctp_fwdtsn_skip *skiplist);
struct sctp_chunk *sctp_make_auth(const struct sctp_association *asoc);
struct sctp_chunk *sctp_make_strreset_req(const struct sctp_association *asoc,
- __u16 stream_num, __u16 *stream_list,
+ __u16 stream_num, __be16 *stream_list,
bool out, bool in);
struct sctp_chunk *sctp_make_strreset_tsnreq(
const struct sctp_association *asoc);
diff --git a/include/net/sctp/ulpevent.h b/include/net/sctp/ulpevent.h
index b8c86ec1a8f5..231dc42f1da6 100644
--- a/include/net/sctp/ulpevent.h
+++ b/include/net/sctp/ulpevent.h
@@ -130,7 +130,7 @@ struct sctp_ulpevent *sctp_ulpevent_make_sender_dry_event(
struct sctp_ulpevent *sctp_ulpevent_make_stream_reset_event(
const struct sctp_association *asoc, __u16 flags,
- __u16 stream_num, __u16 *stream_list, gfp_t gfp);
+ __u16 stream_num, __be16 *stream_list, gfp_t gfp);
struct sctp_ulpevent *sctp_ulpevent_make_assoc_reset_event(
const struct sctp_association *asoc, __u16 flags,
diff --git a/include/net/strparser.h b/include/net/strparser.h
index 7dc131d62ad5..d96b59f45eba 100644
--- a/include/net/strparser.h
+++ b/include/net/strparser.h
@@ -74,10 +74,9 @@ struct strparser {
u32 unrecov_intr : 1;
struct sk_buff **skb_nextp;
- struct timer_list msg_timer;
struct sk_buff *skb_head;
unsigned int need_bytes;
- struct delayed_work delayed_work;
+ struct delayed_work msg_timer_work;
struct work_struct work;
struct strp_stats stats;
struct strp_callbacks cb;
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 89974c5286d8..33599d17522d 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -840,6 +840,12 @@ struct tcp_skb_cb {
struct inet6_skb_parm h6;
#endif
} header; /* For incoming skbs */
+ struct {
+ __u32 key;
+ __u32 flags;
+ struct bpf_map *map;
+ void *data_end;
+ } bpf;
};
};
diff --git a/include/sound/control.h b/include/sound/control.h
index bd7246de58e7..a1f1152bc687 100644
--- a/include/sound/control.h
+++ b/include/sound/control.h
@@ -248,6 +248,9 @@ int snd_ctl_add_vmaster_hook(struct snd_kcontrol *kctl,
void *private_data);
void snd_ctl_sync_vmaster(struct snd_kcontrol *kctl, bool hook_only);
#define snd_ctl_sync_vmaster_hook(kctl) snd_ctl_sync_vmaster(kctl, true)
+int snd_ctl_apply_vmaster_slaves(struct snd_kcontrol *kctl,
+ int (*func)(struct snd_kcontrol *, void *),
+ void *arg);
/*
* Helper functions for jack-detection controls
diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
index 7b8fa11c2285..919248fb4028 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -52,6 +52,8 @@ extern "C" {
#define DRM_AMDGPU_GEM_USERPTR 0x11
#define DRM_AMDGPU_WAIT_FENCES 0x12
#define DRM_AMDGPU_VM 0x13
+#define DRM_AMDGPU_FENCE_TO_HANDLE 0x14
+#define DRM_AMDGPU_SCHED 0x15
#define DRM_IOCTL_AMDGPU_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_CREATE, union drm_amdgpu_gem_create)
#define DRM_IOCTL_AMDGPU_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_MMAP, union drm_amdgpu_gem_mmap)
@@ -67,6 +69,8 @@ extern "C" {
#define DRM_IOCTL_AMDGPU_GEM_USERPTR DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_USERPTR, struct drm_amdgpu_gem_userptr)
#define DRM_IOCTL_AMDGPU_WAIT_FENCES DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_WAIT_FENCES, union drm_amdgpu_wait_fences)
#define DRM_IOCTL_AMDGPU_VM DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_VM, union drm_amdgpu_vm)
+#define DRM_IOCTL_AMDGPU_FENCE_TO_HANDLE DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_FENCE_TO_HANDLE, union drm_amdgpu_fence_to_handle)
+#define DRM_IOCTL_AMDGPU_SCHED DRM_IOW(DRM_COMMAND_BASE + DRM_AMDGPU_SCHED, union drm_amdgpu_sched)
#define AMDGPU_GEM_DOMAIN_CPU 0x1
#define AMDGPU_GEM_DOMAIN_GTT 0x2
@@ -87,6 +91,10 @@ extern "C" {
#define AMDGPU_GEM_CREATE_SHADOW (1 << 4)
/* Flag that allocating the BO should use linear VRAM */
#define AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS (1 << 5)
+/* Flag that BO is always valid in this VM */
+#define AMDGPU_GEM_CREATE_VM_ALWAYS_VALID (1 << 6)
+/* Flag that BO sharing will be explicitly synchronized */
+#define AMDGPU_GEM_CREATE_EXPLICIT_SYNC (1 << 7)
struct drm_amdgpu_gem_create_in {
/** the requested memory size */
@@ -162,13 +170,22 @@ union drm_amdgpu_bo_list {
/* unknown cause */
#define AMDGPU_CTX_UNKNOWN_RESET 3
+/* Context priority level */
+#define AMDGPU_CTX_PRIORITY_UNSET -2048
+#define AMDGPU_CTX_PRIORITY_VERY_LOW -1023
+#define AMDGPU_CTX_PRIORITY_LOW -512
+#define AMDGPU_CTX_PRIORITY_NORMAL 0
+/* Selecting a priority above NORMAL requires CAP_SYS_NICE or DRM_MASTER */
+#define AMDGPU_CTX_PRIORITY_HIGH 512
+#define AMDGPU_CTX_PRIORITY_VERY_HIGH 1023
+
struct drm_amdgpu_ctx_in {
/** AMDGPU_CTX_OP_* */
__u32 op;
/** For future use, no flags defined so far */
__u32 flags;
__u32 ctx_id;
- __u32 _pad;
+ __s32 priority;
};
union drm_amdgpu_ctx_out {
@@ -212,6 +229,21 @@ union drm_amdgpu_vm {
struct drm_amdgpu_vm_out out;
};
+/* sched ioctl */
+#define AMDGPU_SCHED_OP_PROCESS_PRIORITY_OVERRIDE 1
+
+struct drm_amdgpu_sched_in {
+ /* AMDGPU_SCHED_OP_* */
+ __u32 op;
+ __u32 fd;
+ __s32 priority;
+ __u32 flags;
+};
+
+union drm_amdgpu_sched {
+ struct drm_amdgpu_sched_in in;
+};
+
/*
* This is not a reliable API and you should expect it to fail for any
* number of reasons and have fallback path that do not use userptr to
@@ -513,6 +545,21 @@ struct drm_amdgpu_cs_chunk_sem {
__u32 handle;
};
+#define AMDGPU_FENCE_TO_HANDLE_GET_SYNCOBJ 0
+#define AMDGPU_FENCE_TO_HANDLE_GET_SYNCOBJ_FD 1
+#define AMDGPU_FENCE_TO_HANDLE_GET_SYNC_FILE_FD 2
+
+union drm_amdgpu_fence_to_handle {
+ struct {
+ struct drm_amdgpu_fence fence;
+ __u32 what;
+ __u32 pad;
+ } in;
+ struct {
+ __u32 handle;
+ } out;
+};
+
struct drm_amdgpu_cs_chunk_data {
union {
struct drm_amdgpu_cs_chunk_ib ib_data;
@@ -611,6 +658,7 @@ struct drm_amdgpu_cs_chunk_data {
#define AMDGPU_INFO_SENSOR_VDDGFX 0x7
/* Number of VRAM page faults on CPU access. */
#define AMDGPU_INFO_NUM_VRAM_CPU_PAGE_FAULTS 0x1E
+#define AMDGPU_INFO_VRAM_LOST_COUNTER 0x1F
#define AMDGPU_INFO_MMR_SE_INDEX_SHIFT 0
#define AMDGPU_INFO_MMR_SE_INDEX_MASK 0xff
diff --git a/include/uapi/drm/drm.h b/include/uapi/drm/drm.h
index 97677cd6964d..6fdff5945c8a 100644
--- a/include/uapi/drm/drm.h
+++ b/include/uapi/drm/drm.h
@@ -737,6 +737,28 @@ struct drm_syncobj_array {
__u32 pad;
};
+/* Query current scanout sequence number */
+struct drm_crtc_get_sequence {
+ __u32 crtc_id; /* requested crtc_id */
+ __u32 active; /* return: crtc output is active */
+ __u64 sequence; /* return: most recent vblank sequence */
+ __s64 sequence_ns; /* return: most recent time of first pixel out */
+};
+
+/* Queue event to be delivered at specified sequence. Time stamp marks
+ * when the first pixel of the refresh cycle leaves the display engine
+ * for the display
+ */
+#define DRM_CRTC_SEQUENCE_RELATIVE 0x00000001 /* sequence is relative to current */
+#define DRM_CRTC_SEQUENCE_NEXT_ON_MISS 0x00000002 /* Use next sequence if we've missed */
+
+struct drm_crtc_queue_sequence {
+ __u32 crtc_id;
+ __u32 flags;
+ __u64 sequence; /* on input, target sequence. on output, actual sequence */
+ __u64 user_data; /* user data passed to event */
+};
+
#if defined(__cplusplus)
}
#endif
@@ -819,6 +841,9 @@ extern "C" {
#define DRM_IOCTL_WAIT_VBLANK DRM_IOWR(0x3a, union drm_wait_vblank)
+#define DRM_IOCTL_CRTC_GET_SEQUENCE DRM_IOWR(0x3b, struct drm_crtc_get_sequence)
+#define DRM_IOCTL_CRTC_QUEUE_SEQUENCE DRM_IOWR(0x3c, struct drm_crtc_queue_sequence)
+
#define DRM_IOCTL_UPDATE_DRAW DRM_IOW(0x3f, struct drm_update_draw)
#define DRM_IOCTL_MODE_GETRESOURCES DRM_IOWR(0xA0, struct drm_mode_card_res)
@@ -863,6 +888,11 @@ extern "C" {
#define DRM_IOCTL_SYNCOBJ_RESET DRM_IOWR(0xC4, struct drm_syncobj_array)
#define DRM_IOCTL_SYNCOBJ_SIGNAL DRM_IOWR(0xC5, struct drm_syncobj_array)
+#define DRM_IOCTL_MODE_CREATE_LEASE DRM_IOWR(0xC6, struct drm_mode_create_lease)
+#define DRM_IOCTL_MODE_LIST_LESSEES DRM_IOWR(0xC7, struct drm_mode_list_lessees)
+#define DRM_IOCTL_MODE_GET_LEASE DRM_IOWR(0xC8, struct drm_mode_get_lease)
+#define DRM_IOCTL_MODE_REVOKE_LEASE DRM_IOWR(0xC9, struct drm_mode_revoke_lease)
+
/**
* Device specific ioctls should only be in their respective headers
* The device specific ioctl range is from 0x40 to 0x9f.
@@ -893,6 +923,7 @@ struct drm_event {
#define DRM_EVENT_VBLANK 0x01
#define DRM_EVENT_FLIP_COMPLETE 0x02
+#define DRM_EVENT_CRTC_SEQUENCE 0x03
struct drm_event_vblank {
struct drm_event base;
@@ -903,6 +934,16 @@ struct drm_event_vblank {
__u32 crtc_id; /* 0 on older kernels that do not support this */
};
+/* Event delivered at sequence. Time stamp marks when the first pixel
+ * of the refresh cycle leaves the display engine for the display
+ */
+struct drm_event_crtc_sequence {
+ struct drm_event base;
+ __u64 user_data;
+ __s64 time_ns;
+ __u64 sequence;
+};
+
/* typedef area */
#ifndef __KERNEL__
typedef struct drm_clip_rect drm_clip_rect_t;
diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
index 54fc38c3c3f1..5597a87154e5 100644
--- a/include/uapi/drm/drm_mode.h
+++ b/include/uapi/drm/drm_mode.h
@@ -749,9 +749,9 @@ struct drm_format_modifier {
* If the number formats grew to 128, and formats 98-102 are
* supported with the modifier:
*
- * 0x0000003c00000000 0000000000000000
+ * 0x0000007c00000000 0000000000000000
* ^
- * |__offset = 64, formats = 0x3c00000000
+ * |__offset = 64, formats = 0x7c00000000
*
*/
__u64 formats;
@@ -782,6 +782,72 @@ struct drm_mode_destroy_blob {
__u32 blob_id;
};
+/**
+ * Lease mode resources, creating another drm_master.
+ */
+struct drm_mode_create_lease {
+ /** Pointer to array of object ids (__u32) */
+ __u64 object_ids;
+ /** Number of object ids */
+ __u32 object_count;
+ /** flags for new FD (O_CLOEXEC, etc) */
+ __u32 flags;
+
+ /** Return: unique identifier for lessee. */
+ __u32 lessee_id;
+ /** Return: file descriptor to new drm_master file */
+ __u32 fd;
+};
+
+/**
+ * List lesses from a drm_master
+ */
+struct drm_mode_list_lessees {
+ /** Number of lessees.
+ * On input, provides length of the array.
+ * On output, provides total number. No
+ * more than the input number will be written
+ * back, so two calls can be used to get
+ * the size and then the data.
+ */
+ __u32 count_lessees;
+ __u32 pad;
+
+ /** Pointer to lessees.
+ * pointer to __u64 array of lessee ids
+ */
+ __u64 lessees_ptr;
+};
+
+/**
+ * Get leased objects
+ */
+struct drm_mode_get_lease {
+ /** Number of leased objects.
+ * On input, provides length of the array.
+ * On output, provides total number. No
+ * more than the input number will be written
+ * back, so two calls can be used to get
+ * the size and then the data.
+ */
+ __u32 count_objects;
+ __u32 pad;
+
+ /** Pointer to objects.
+ * pointer to __u32 array of object ids
+ */
+ __u64 objects_ptr;
+};
+
+/**
+ * Revoke lease
+ */
+struct drm_mode_revoke_lease {
+ /** Unique ID of lessee
+ */
+ __u32 lessee_id;
+};
+
#if defined(__cplusplus)
}
#endif
diff --git a/include/uapi/drm/etnaviv_drm.h b/include/uapi/drm/etnaviv_drm.h
index 76f6f78a352b..110cc73bf549 100644
--- a/include/uapi/drm/etnaviv_drm.h
+++ b/include/uapi/drm/etnaviv_drm.h
@@ -150,6 +150,19 @@ struct drm_etnaviv_gem_submit_bo {
__u64 presumed; /* in/out, presumed buffer address */
};
+/* performance monitor request (pmr) */
+#define ETNA_PM_PROCESS_PRE 0x0001
+#define ETNA_PM_PROCESS_POST 0x0002
+struct drm_etnaviv_gem_submit_pmr {
+ __u32 flags; /* in, when to process request (ETNA_PM_PROCESS_x) */
+ __u8 domain; /* in, pm domain */
+ __u8 pad;
+ __u16 signal; /* in, pm signal */
+ __u32 sequence; /* in, sequence number */
+ __u32 read_offset; /* in, offset from read_bo */
+ __u32 read_idx; /* in, index of read_bo buffer */
+};
+
/* Each cmdstream submit consists of a table of buffers involved, and
* one or more cmdstream buffers. This allows for conditional execution
* (context-restore), and IB buffers needed for per tile/bin draw cmds.
@@ -175,6 +188,9 @@ struct drm_etnaviv_gem_submit {
__u64 stream; /* in, ptr to cmdstream */
__u32 flags; /* in, mask of ETNA_SUBMIT_x */
__s32 fence_fd; /* in/out, fence fd (see ETNA_SUBMIT_FENCE_FD_x) */
+ __u64 pmrs; /* in, ptr to array of submit_pmr's */
+ __u32 nr_pmrs; /* in, number of submit_pmr's */
+ __u32 pad;
};
/* The normal way to synchronize with the GPU is just to CPU_PREP on
@@ -210,6 +226,27 @@ struct drm_etnaviv_gem_wait {
struct drm_etnaviv_timespec timeout; /* in */
};
+/*
+ * Performance Monitor (PM):
+ */
+
+struct drm_etnaviv_pm_domain {
+ __u32 pipe; /* in */
+ __u8 iter; /* in/out, select pm domain at index iter */
+ __u8 id; /* out, id of domain */
+ __u16 nr_signals; /* out, how many signals does this domain provide */
+ char name[64]; /* out, name of domain */
+};
+
+struct drm_etnaviv_pm_signal {
+ __u32 pipe; /* in */
+ __u8 domain; /* in, pm domain index */
+ __u8 pad;
+ __u16 iter; /* in/out, select pm source at index iter */
+ __u16 id; /* out, id of signal */
+ char name[64]; /* out, name of domain */
+};
+
#define DRM_ETNAVIV_GET_PARAM 0x00
/* placeholder:
#define DRM_ETNAVIV_SET_PARAM 0x01
@@ -222,7 +259,9 @@ struct drm_etnaviv_gem_wait {
#define DRM_ETNAVIV_WAIT_FENCE 0x07
#define DRM_ETNAVIV_GEM_USERPTR 0x08
#define DRM_ETNAVIV_GEM_WAIT 0x09
-#define DRM_ETNAVIV_NUM_IOCTLS 0x0a
+#define DRM_ETNAVIV_PM_QUERY_DOM 0x0a
+#define DRM_ETNAVIV_PM_QUERY_SIG 0x0b
+#define DRM_ETNAVIV_NUM_IOCTLS 0x0c
#define DRM_IOCTL_ETNAVIV_GET_PARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_ETNAVIV_GET_PARAM, struct drm_etnaviv_param)
#define DRM_IOCTL_ETNAVIV_GEM_NEW DRM_IOWR(DRM_COMMAND_BASE + DRM_ETNAVIV_GEM_NEW, struct drm_etnaviv_gem_new)
@@ -233,6 +272,8 @@ struct drm_etnaviv_gem_wait {
#define DRM_IOCTL_ETNAVIV_WAIT_FENCE DRM_IOW(DRM_COMMAND_BASE + DRM_ETNAVIV_WAIT_FENCE, struct drm_etnaviv_wait_fence)
#define DRM_IOCTL_ETNAVIV_GEM_USERPTR DRM_IOWR(DRM_COMMAND_BASE + DRM_ETNAVIV_GEM_USERPTR, struct drm_etnaviv_gem_userptr)
#define DRM_IOCTL_ETNAVIV_GEM_WAIT DRM_IOW(DRM_COMMAND_BASE + DRM_ETNAVIV_GEM_WAIT, struct drm_etnaviv_gem_wait)
+#define DRM_IOCTL_ETNAVIV_PM_QUERY_DOM DRM_IOWR(DRM_COMMAND_BASE + DRM_ETNAVIV_PM_QUERY_DOM, struct drm_etnaviv_pm_domain)
+#define DRM_IOCTL_ETNAVIV_PM_QUERY_SIG DRM_IOWR(DRM_COMMAND_BASE + DRM_ETNAVIV_PM_QUERY_SIG, struct drm_etnaviv_pm_signal)
#if defined(__cplusplus)
}
diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h
index 6598fb76d2c2..125bde7d9504 100644
--- a/include/uapi/drm/i915_drm.h
+++ b/include/uapi/drm/i915_drm.h
@@ -397,10 +397,20 @@ typedef struct drm_i915_irq_wait {
#define I915_PARAM_MIN_EU_IN_POOL 39
#define I915_PARAM_MMAP_GTT_VERSION 40
-/* Query whether DRM_I915_GEM_EXECBUFFER2 supports user defined execution
+/*
+ * Query whether DRM_I915_GEM_EXECBUFFER2 supports user defined execution
* priorities and the driver will attempt to execute batches in priority order.
+ * The param returns a capability bitmask, nonzero implies that the scheduler
+ * is enabled, with different features present according to the mask.
+ *
+ * The initial priority for each batch is supplied by the context and is
+ * controlled via I915_CONTEXT_PARAM_PRIORITY.
*/
#define I915_PARAM_HAS_SCHEDULER 41
+#define I915_SCHEDULER_CAP_ENABLED (1ul << 0)
+#define I915_SCHEDULER_CAP_PRIORITY (1ul << 1)
+#define I915_SCHEDULER_CAP_PREEMPTION (1ul << 2)
+
#define I915_PARAM_HUC_STATUS 42
/* Query whether DRM_I915_GEM_EXECBUFFER2 supports the ability to opt-out of
@@ -1308,14 +1318,16 @@ struct drm_i915_reg_read {
* be specified
*/
__u64 offset;
+#define I915_REG_READ_8B_WA (1ul << 0)
+
__u64 val; /* Return value */
};
/* Known registers:
*
* Render engine timestamp - 0x2358 + 64bit - gen7+
* - Note this register returns an invalid value if using the default
- * single instruction 8byte read, in order to workaround that use
- * offset (0x2538 | 1) instead.
+ * single instruction 8byte read, in order to workaround that pass
+ * flag I915_REG_READ_8B_WA in offset field.
*
*/
@@ -1358,6 +1370,10 @@ struct drm_i915_gem_context_param {
#define I915_CONTEXT_PARAM_GTT_SIZE 0x3
#define I915_CONTEXT_PARAM_NO_ERROR_CAPTURE 0x4
#define I915_CONTEXT_PARAM_BANNABLE 0x5
+#define I915_CONTEXT_PARAM_PRIORITY 0x6
+#define I915_CONTEXT_MAX_USER_PRIORITY 1023 /* inclusive */
+#define I915_CONTEXT_DEFAULT_PRIORITY 0
+#define I915_CONTEXT_MIN_USER_PRIORITY -1023 /* inclusive */
__u64 value;
};
@@ -1509,9 +1525,14 @@ struct drm_i915_perf_oa_config {
__u32 n_boolean_regs;
__u32 n_flex_regs;
- __u64 __user mux_regs_ptr;
- __u64 __user boolean_regs_ptr;
- __u64 __user flex_regs_ptr;
+ /*
+ * These fields are pointers to tuples of u32 values (register
+ * address, value). For example the expected length of the buffer
+ * pointed by mux_regs_ptr is (2 * sizeof(u32) * n_mux_regs).
+ */
+ __u64 mux_regs_ptr;
+ __u64 boolean_regs_ptr;
+ __u64 flex_regs_ptr;
};
#if defined(__cplusplus)
diff --git a/include/uapi/drm/msm_drm.h b/include/uapi/drm/msm_drm.h
index ad4eb2863e70..bbbaffad772d 100644
--- a/include/uapi/drm/msm_drm.h
+++ b/include/uapi/drm/msm_drm.h
@@ -73,6 +73,7 @@ struct drm_msm_timespec {
#define MSM_PARAM_MAX_FREQ 0x04
#define MSM_PARAM_TIMESTAMP 0x05
#define MSM_PARAM_GMEM_BASE 0x06
+#define MSM_PARAM_NR_RINGS 0x07
struct drm_msm_param {
__u32 pipe; /* in, MSM_PIPE_x */
@@ -218,6 +219,7 @@ struct drm_msm_gem_submit {
__u64 bos; /* in, ptr to array of submit_bo's */
__u64 cmds; /* in, ptr to array of submit_cmd's */
__s32 fence_fd; /* in/out fence fd (see MSM_SUBMIT_FENCE_FD_IN/OUT) */
+ __u32 queueid; /* in, submitqueue id */
};
/* The normal way to synchronize with the GPU is just to CPU_PREP on
@@ -231,6 +233,7 @@ struct drm_msm_wait_fence {
__u32 fence; /* in */
__u32 pad;
struct drm_msm_timespec timeout; /* in */
+ __u32 queueid; /* in, submitqueue id */
};
/* madvise provides a way to tell the kernel in case a buffers contents
@@ -254,6 +257,20 @@ struct drm_msm_gem_madvise {
__u32 retained; /* out, whether backing store still exists */
};
+/*
+ * Draw queues allow the user to set specific submission parameter. Command
+ * submissions specify a specific submitqueue to use. ID 0 is reserved for
+ * backwards compatibility as a "default" submitqueue
+ */
+
+#define MSM_SUBMITQUEUE_FLAGS (0)
+
+struct drm_msm_submitqueue {
+ __u32 flags; /* in, MSM_SUBMITQUEUE_x */
+ __u32 prio; /* in, Priority level */
+ __u32 id; /* out, identifier */
+};
+
#define DRM_MSM_GET_PARAM 0x00
/* placeholder:
#define DRM_MSM_SET_PARAM 0x01
@@ -265,6 +282,11 @@ struct drm_msm_gem_madvise {
#define DRM_MSM_GEM_SUBMIT 0x06
#define DRM_MSM_WAIT_FENCE 0x07
#define DRM_MSM_GEM_MADVISE 0x08
+/* placeholder:
+#define DRM_MSM_GEM_SVM_NEW 0x09
+ */
+#define DRM_MSM_SUBMITQUEUE_NEW 0x0A
+#define DRM_MSM_SUBMITQUEUE_CLOSE 0x0B
#define DRM_IOCTL_MSM_GET_PARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_MSM_GET_PARAM, struct drm_msm_param)
#define DRM_IOCTL_MSM_GEM_NEW DRM_IOWR(DRM_COMMAND_BASE + DRM_MSM_GEM_NEW, struct drm_msm_gem_new)
@@ -274,6 +296,8 @@ struct drm_msm_gem_madvise {
#define DRM_IOCTL_MSM_GEM_SUBMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_MSM_GEM_SUBMIT, struct drm_msm_gem_submit)
#define DRM_IOCTL_MSM_WAIT_FENCE DRM_IOW (DRM_COMMAND_BASE + DRM_MSM_WAIT_FENCE, struct drm_msm_wait_fence)
#define DRM_IOCTL_MSM_GEM_MADVISE DRM_IOWR(DRM_COMMAND_BASE + DRM_MSM_GEM_MADVISE, struct drm_msm_gem_madvise)
+#define DRM_IOCTL_MSM_SUBMITQUEUE_NEW DRM_IOWR(DRM_COMMAND_BASE + DRM_MSM_SUBMITQUEUE_NEW, struct drm_msm_submitqueue)
+#define DRM_IOCTL_MSM_SUBMITQUEUE_CLOSE DRM_IOW (DRM_COMMAND_BASE + DRM_MSM_SUBMITQUEUE_CLOSE, __u32)
#if defined(__cplusplus)
}
diff --git a/include/uapi/drm/vc4_drm.h b/include/uapi/drm/vc4_drm.h
index afae87004963..52263b575bdc 100644
--- a/include/uapi/drm/vc4_drm.h
+++ b/include/uapi/drm/vc4_drm.h
@@ -41,6 +41,7 @@ extern "C" {
#define DRM_VC4_SET_TILING 0x08
#define DRM_VC4_GET_TILING 0x09
#define DRM_VC4_LABEL_BO 0x0a
+#define DRM_VC4_GEM_MADVISE 0x0b
#define DRM_IOCTL_VC4_SUBMIT_CL DRM_IOWR(DRM_COMMAND_BASE + DRM_VC4_SUBMIT_CL, struct drm_vc4_submit_cl)
#define DRM_IOCTL_VC4_WAIT_SEQNO DRM_IOWR(DRM_COMMAND_BASE + DRM_VC4_WAIT_SEQNO, struct drm_vc4_wait_seqno)
@@ -53,6 +54,7 @@ extern "C" {
#define DRM_IOCTL_VC4_SET_TILING DRM_IOWR(DRM_COMMAND_BASE + DRM_VC4_SET_TILING, struct drm_vc4_set_tiling)
#define DRM_IOCTL_VC4_GET_TILING DRM_IOWR(DRM_COMMAND_BASE + DRM_VC4_GET_TILING, struct drm_vc4_get_tiling)
#define DRM_IOCTL_VC4_LABEL_BO DRM_IOWR(DRM_COMMAND_BASE + DRM_VC4_LABEL_BO, struct drm_vc4_label_bo)
+#define DRM_IOCTL_VC4_GEM_MADVISE DRM_IOWR(DRM_COMMAND_BASE + DRM_VC4_GEM_MADVISE, struct drm_vc4_gem_madvise)
struct drm_vc4_submit_rcl_surface {
__u32 hindex; /* Handle index, or ~0 if not present. */
@@ -305,6 +307,7 @@ struct drm_vc4_get_hang_state {
#define DRM_VC4_PARAM_SUPPORTS_ETC1 4
#define DRM_VC4_PARAM_SUPPORTS_THREADED_FS 5
#define DRM_VC4_PARAM_SUPPORTS_FIXED_RCL_ORDER 6
+#define DRM_VC4_PARAM_SUPPORTS_MADVISE 7
struct drm_vc4_get_param {
__u32 param;
@@ -333,6 +336,22 @@ struct drm_vc4_label_bo {
__u64 name;
};
+/*
+ * States prefixed with '__' are internal states and cannot be passed to the
+ * DRM_IOCTL_VC4_GEM_MADVISE ioctl.
+ */
+#define VC4_MADV_WILLNEED 0
+#define VC4_MADV_DONTNEED 1
+#define __VC4_MADV_PURGED 2
+#define __VC4_MADV_NOTSUPP 3
+
+struct drm_vc4_gem_madvise {
+ __u32 handle;
+ __u32 madv;
+ __u32 retained;
+ __u32 pad;
+};
+
#if defined(__cplusplus)
}
#endif
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index f90860d1f897..0d7948ce2128 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -575,7 +575,7 @@ union bpf_attr {
* @map: pointer to sockmap
* @key: key to lookup sock in map
* @flags: reserved for future use
- * Return: SK_REDIRECT
+ * Return: SK_PASS
*
* int bpf_sock_map_update(skops, map, key, flags)
* @skops: pointer to bpf_sock_ops
@@ -786,8 +786,8 @@ struct xdp_md {
};
enum sk_action {
- SK_ABORTED = 0,
- SK_DROP,
+ SK_DROP = 0,
+ SK_PASS,
SK_REDIRECT,
};
diff --git a/include/uapi/linux/kfd_ioctl.h b/include/uapi/linux/kfd_ioctl.h
index 26283fefdf5f..731d0df722e3 100644
--- a/include/uapi/linux/kfd_ioctl.h
+++ b/include/uapi/linux/kfd_ioctl.h
@@ -169,7 +169,7 @@ struct kfd_ioctl_dbg_wave_control_args {
#define KFD_IOC_WAIT_RESULT_TIMEOUT 1
#define KFD_IOC_WAIT_RESULT_FAIL 2
-#define KFD_SIGNAL_EVENT_LIMIT 256
+#define KFD_SIGNAL_EVENT_LIMIT 4096
struct kfd_ioctl_create_event_args {
__u64 event_page_offset; /* from KFD */
diff --git a/include/uapi/linux/membarrier.h b/include/uapi/linux/membarrier.h
index 6d47b3249d8a..4e01ad7ffe98 100644
--- a/include/uapi/linux/membarrier.h
+++ b/include/uapi/linux/membarrier.h
@@ -52,21 +52,30 @@
* (non-running threads are de facto in such a
* state). This only covers threads from the
* same processes as the caller thread. This
- * command returns 0. The "expedited" commands
- * complete faster than the non-expedited ones,
- * they never block, but have the downside of
- * causing extra overhead.
+ * command returns 0 on success. The
+ * "expedited" commands complete faster than
+ * the non-expedited ones, they never block,
+ * but have the downside of causing extra
+ * overhead. A process needs to register its
+ * intent to use the private expedited command
+ * prior to using it, otherwise this command
+ * returns -EPERM.
+ * @MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED:
+ * Register the process intent to use
+ * MEMBARRIER_CMD_PRIVATE_EXPEDITED. Always
+ * returns 0.
*
* Command to be passed to the membarrier system call. The commands need to
* be a single bit each, except for MEMBARRIER_CMD_QUERY which is assigned to
* the value 0.
*/
enum membarrier_cmd {
- MEMBARRIER_CMD_QUERY = 0,
- MEMBARRIER_CMD_SHARED = (1 << 0),
+ MEMBARRIER_CMD_QUERY = 0,
+ MEMBARRIER_CMD_SHARED = (1 << 0),
/* reserved for MEMBARRIER_CMD_SHARED_EXPEDITED (1 << 1) */
/* reserved for MEMBARRIER_CMD_PRIVATE (1 << 2) */
- MEMBARRIER_CMD_PRIVATE_EXPEDITED = (1 << 3),
+ MEMBARRIER_CMD_PRIVATE_EXPEDITED = (1 << 3),
+ MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED = (1 << 4),
};
#endif /* _UAPI_LINUX_MEMBARRIER_H */
diff --git a/include/uapi/linux/sctp.h b/include/uapi/linux/sctp.h
index 6217ff8500a1..84fc2914b7fb 100644
--- a/include/uapi/linux/sctp.h
+++ b/include/uapi/linux/sctp.h
@@ -376,7 +376,7 @@ struct sctp_remote_error {
__u16 sre_type;
__u16 sre_flags;
__u32 sre_length;
- __u16 sre_error;
+ __be16 sre_error;
sctp_assoc_t sre_assoc_id;
__u8 sre_data[0];
};
diff --git a/include/uapi/linux/spi/spidev.h b/include/uapi/linux/spi/spidev.h
index dd5f21e75805..856de39d0b89 100644
--- a/include/uapi/linux/spi/spidev.h
+++ b/include/uapi/linux/spi/spidev.h
@@ -23,6 +23,7 @@
#define SPIDEV_H
#include <linux/types.h>
+#include <linux/ioctl.h>
/* User space versions of kernel symbols for SPI clocking modes,
* matching <linux/spi/spi.h>