Merge branch 'linus' into locking/core, to fix up conflicts

 Conflicts:
	mm/page_alloc.c

Signed-off-by: Ingo Molnar <mingo@kernel.org>

106 files changed, 2561 insertions, 772 deletions

diff --git a/include/asm-generic/topology.h b/include/asm-generic/topology.h
index fc824e2828f3..5d2add1a6c96 100644
--- a/include/asm-generic/topology.h
+++ b/include/asm-generic/topology.h
@@ -48,7 +48,11 @@
 #define parent_node(node)	((void)(node),0)
 #endif
 #ifndef cpumask_of_node
-#define cpumask_of_node(node)	((void)node, cpu_online_mask)
+  #ifdef CONFIG_NEED_MULTIPLE_NODES
+    #define cpumask_of_node(node)	((node) == 0 ? cpu_online_mask : cpu_none_mask)
+  #else
+    #define cpumask_of_node(node)	((void)node, cpu_online_mask)
+  #endif
 #endif
 #ifndef pcibus_to_node
 #define pcibus_to_node(bus)	((void)(bus), -1)
diff --git a/include/drm/bridge/dw_mipi_dsi.h b/include/drm/bridge/dw_mipi_dsi.h
new file mode 100644
index 000000000000..9b30fec302c8
--- /dev/null
+++ b/include/drm/bridge/dw_mipi_dsi.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) STMicroelectronics SA 2017
+ *
+ * Authors: Philippe Cornu <philippe.cornu@st.com>
+ *          Yannick Fertre <yannick.fertre@st.com>
+ *
+ * License terms:  GNU General Public License (GPL), version 2
+ */
+
+#ifndef __DW_MIPI_DSI__
+#define __DW_MIPI_DSI__
+
+struct dw_mipi_dsi_phy_ops {
+	int (*init)(void *priv_data);
+	int (*get_lane_mbps)(void *priv_data, struct drm_display_mode *mode,
+			     unsigned long mode_flags, u32 lanes, u32 format,
+			     unsigned int *lane_mbps);
+};
+
+struct dw_mipi_dsi_plat_data {
+	void __iomem *base;
+	unsigned int max_data_lanes;
+
+	enum drm_mode_status (*mode_valid)(void *priv_data,
+					   const struct drm_display_mode *mode);
+
+	const struct dw_mipi_dsi_phy_ops *phy_ops;
+
+	void *priv_data;
+};
+
+int dw_mipi_dsi_probe(struct platform_device *pdev,
+		      const struct dw_mipi_dsi_plat_data *plat_data);
+void dw_mipi_dsi_remove(struct platform_device *pdev);
+int dw_mipi_dsi_bind(struct platform_device *pdev, struct drm_encoder *encoder,
+		     const struct dw_mipi_dsi_plat_data *plat_data);
+void dw_mipi_dsi_unbind(struct device *dev);
+
+#endif /* __DW_MIPI_DSI__ */
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 39df16af7a4a..7277783a4ff0 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -82,19 +82,10 @@
 #include <drm/drm_sysfs.h>
 #include <drm/drm_vblank.h>
 #include <drm/drm_irq.h>
-
+#include <drm/drm_device.h>
 
 struct module;
 
-struct drm_device;
-struct drm_agp_head;
-struct drm_local_map;
-struct drm_device_dma;
-struct drm_gem_object;
-struct drm_master;
-struct drm_vblank_crtc;
-struct drm_vma_offset_manager;
-
 struct device_node;
 struct videomode;
 struct reservation_object;
@@ -306,143 +297,6 @@ struct pci_controller;
 
 
 /**
- * DRM device structure. This structure represent a complete card that
- * may contain multiple heads.
- */
-struct drm_device {
-	struct list_head legacy_dev_list;/**< list of devices per driver for stealth attach cleanup */
-	int if_version;			/**< Highest interface version set */
-
-	/** \name Lifetime Management */
-	/*@{ */
-	struct kref ref;		/**< Object ref-count */
-	struct device *dev;		/**< Device structure of bus-device */
-	struct drm_driver *driver;	/**< DRM driver managing the device */
-	void *dev_private;		/**< DRM driver private data */
-	struct drm_minor *control;		/**< Control node */
-	struct drm_minor *primary;		/**< Primary node */
-	struct drm_minor *render;		/**< Render node */
-	bool registered;
-
-	/* currently active master for this device. Protected by master_mutex */
-	struct drm_master *master;
-
-	atomic_t unplugged;			/**< Flag whether dev is dead */
-	struct inode *anon_inode;		/**< inode for private address-space */
-	char *unique;				/**< unique name of the device */
-	/*@} */
-
-	/** \name Locks */
-	/*@{ */
-	struct mutex struct_mutex;	/**< For others */
-	struct mutex master_mutex;      /**< For drm_minor::master and drm_file::is_master */
-	/*@} */
-
-	/** \name Usage Counters */
-	/*@{ */
-	int open_count;			/**< Outstanding files open, protected by drm_global_mutex. */
-	spinlock_t buf_lock;		/**< For drm_device::buf_use and a few other things. */
-	int buf_use;			/**< Buffers in use -- cannot alloc */
-	atomic_t buf_alloc;		/**< Buffer allocation in progress */
-	/*@} */
-
-	struct mutex filelist_mutex;
-	struct list_head filelist;
-
-	/** \name Memory management */
-	/*@{ */
-	struct list_head maplist;	/**< Linked list of regions */
-	struct drm_open_hash map_hash;	/**< User token hash table for maps */
-
-	/** \name Context handle management */
-	/*@{ */
-	struct list_head ctxlist;	/**< Linked list of context handles */
-	struct mutex ctxlist_mutex;	/**< For ctxlist */
-
-	struct idr ctx_idr;
-
-	struct list_head vmalist;	/**< List of vmas (for debugging) */
-
-	/*@} */
-
-	/** \name DMA support */
-	/*@{ */
-	struct drm_device_dma *dma;		/**< Optional pointer for DMA support */
-	/*@} */
-
-	/** \name Context support */
-	/*@{ */
-
-	__volatile__ long context_flag;	/**< Context swapping flag */
-	int last_context;		/**< Last current context */
-	/*@} */
-
-	/**
-	 * @irq_enabled:
-	 *
-	 * Indicates that interrupt handling is enabled, specifically vblank
-	 * handling. Drivers which don't use drm_irq_install() need to set this
-	 * to true manually.
-	 */
-	bool irq_enabled;
-	int irq;
-
-	/*
-	 * If true, vblank interrupt will be disabled immediately when the
-	 * refcount drops to zero, as opposed to via the vblank disable
-	 * timer.
-	 * This can be set to true it the hardware has a working vblank
-	 * counter and the driver uses drm_vblank_on() and drm_vblank_off()
-	 * appropriately.
-	 */
-	bool vblank_disable_immediate;
-
-	/* array of size num_crtcs */
-	struct drm_vblank_crtc *vblank;
-
-	spinlock_t vblank_time_lock;    /**< Protects vblank count and time updates during vblank enable/disable */
-	spinlock_t vbl_lock;
-
-	u32 max_vblank_count;           /**< size of vblank counter register */
-
-	/**
-	 * List of events
-	 */
-	struct list_head vblank_event_list;
-	spinlock_t event_lock;
-
-	/*@} */
-
-	struct drm_agp_head *agp;	/**< AGP data */
-
-	struct pci_dev *pdev;		/**< PCI device structure */
-#ifdef __alpha__
-	struct pci_controller *hose;
-#endif
-
-	struct drm_sg_mem *sg;	/**< Scatter gather memory */
-	unsigned int num_crtcs;                  /**< Number of CRTCs on this device */
-
-	struct {
-		int context;
-		struct drm_hw_lock *lock;
-	} sigdata;
-
-	struct drm_local_map *agp_buffer_map;
-	unsigned int agp_buffer_token;
-
-	struct drm_mode_config mode_config;	/**< Current mode config */
-
-	/** \name GEM information */
-	/*@{ */
-	struct mutex object_name_lock;
-	struct idr object_name_idr;
-	struct drm_vma_offset_manager *vma_offset_manager;
-	/*@} */
-	int switch_power_state;
-};
-
-/**
  * drm_drv_uses_atomic_modeset - check if the driver implements
  * atomic_commit()
  * @dev: DRM device
@@ -466,19 +320,6 @@ static __inline__ int drm_core_check_feature(struct drm_device *dev,
 	return ((dev->driver->driver_features & feature) ? 1 : 0);
 }
 
-static inline void drm_device_set_unplugged(struct drm_device *dev)
-{
-	smp_wmb();
-	atomic_set(&dev->unplugged, 1);
-}
-
-static inline int drm_device_is_unplugged(struct drm_device *dev)
-{
-	int ret = atomic_read(&dev->unplugged);
-	smp_rmb();
-	return ret;
-}
-
 /******************************************************************/
 /** \name Internal function definitions */
 /*@{*/
diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h
index 0196f264a418..8a5808eb5628 100644
--- a/include/drm/drm_atomic.h
+++ b/include/drm/drm_atomic.h
@@ -154,6 +154,9 @@ struct __drm_connnectors_state {
 	struct drm_connector_state *state, *old_state, *new_state;
 };
 
+struct drm_private_obj;
+struct drm_private_state;
+
 /**
  * struct drm_private_state_funcs - atomic state functions for private objects
  *
@@ -166,7 +169,7 @@ struct __drm_connnectors_state {
  */
 struct drm_private_state_funcs {
 	/**
-	 * @duplicate_state:
+	 * @atomic_duplicate_state:
 	 *
 	 * Duplicate the current state of the private object and return it. It
 	 * is an error to call this before obj->state has been initialized.
@@ -176,29 +179,30 @@ struct drm_private_state_funcs {
 	 * Duplicated atomic state or NULL when obj->state is not
 	 * initialized or allocation failed.
 	 */
-	void *(*duplicate_state)(struct drm_atomic_state *state, void *obj);
+	struct drm_private_state *(*atomic_duplicate_state)(struct drm_private_obj *obj);
 
 	/**
-	 * @swap_state:
+	 * @atomic_destroy_state:
 	 *
-	 * This function swaps the existing state of a private object @obj with
-	 * it's newly created state, the pointer to which is passed as
-	 * @obj_state_ptr.
+	 * Frees the private object state created with @atomic_duplicate_state.
 	 */
-	void (*swap_state)(void *obj, void **obj_state_ptr);
+	void (*atomic_destroy_state)(struct drm_private_obj *obj,