Merge branch 'topic/skl-stage1' into drm-intel-next-queued

SKL stage 1 patches still need polish so will likely miss the 3.18
merge window. We've decided to postpone to 3.19 so let's pull this in
to make patch merging and conflict handling easier.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>

7 files changed, 206 insertions, 222 deletions

diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 5c60d384b37b..d2c2b7f3a4e2 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -82,6 +82,7 @@ struct drm_agp_head;
 struct drm_local_map;
 struct drm_device_dma;
 struct drm_dma_handle;
+struct drm_gem_object;
 
 struct device_node;
 struct videomode;
@@ -124,7 +125,7 @@ extern __printf(2, 3)
 void drm_ut_debug_printk(const char *function_name,
 			 const char *format, ...);
 extern __printf(2, 3)
-int drm_err(const char *func, const char *format, ...);
+void drm_err(const char *func, const char *format, ...);
 
 /***********************************************************************/
 /** \name DRM template customization defaults */
@@ -331,93 +332,6 @@ struct drm_lock_data {
 };
 
 /**
- * This structure defines the drm_mm memory object, which will be used by the
- * DRM for its buffer objects.
- */
-struct drm_gem_object {
-	/** Reference count of this object */
-	struct kref refcount;
-
-	/**
-	 * handle_count - gem file_priv handle count of this object
-	 *
-	 * Each handle also holds a reference. Note that when the handle_count
-	 * drops to 0 any global names (e.g. the id in the flink namespace) will
-	 * be cleared.
-	 *
-	 * Protected by dev->object_name_lock.
-	 * */
-	unsigned handle_count;
-
-	/** Related drm device */
-	struct drm_device *dev;
-
-	/** File representing the shmem storage */
-	struct file *filp;
-
-	/* Mapping info for this object */
-	struct drm_vma_offset_node vma_node;
-
-	/**
-	 * Size of the object, in bytes.  Immutable over the object's
-	 * lifetime.
-	 */
-	size_t size;
-
-	/**
-	 * Global name for this object, starts at 1. 0 means unnamed.
-	 * Access is covered by the object_name_lock in the related drm_device
-	 */
-	int name;
-
-	/**
-	 * Memory domains. These monitor which caches contain read/write data
-	 * related to the object. When transitioning from one set of domains
-	 * to another, the driver is called to ensure that caches are suitably
-	 * flushed and invalidated
-	 */
-	uint32_t read_domains;
-	uint32_t write_domain;
-
-	/**
-	 * While validating an exec operation, the
-	 * new read/write domain values are computed here.
-	 * They will be transferred to the above values
-	 * at the point that any cache flushing occurs
-	 */
-	uint32_t pending_read_domains;
-	uint32_t pending_write_domain;
-
-	/**
-	 * dma_buf - dma buf associated with this GEM object
-	 *
-	 * Pointer to the dma-buf associated with this gem object (either
-	 * through importing or exporting). We break the resulting reference
-	 * loop when the last gem handle for this object is released.
-	 *
-	 * Protected by obj->object_name_lock
-	 */
-	struct dma_buf *dma_buf;
-
-	/**
-	 * import_attach - dma buf attachment backing this object
-	 *
-	 * Any foreign dma_buf imported as a gem object has this set to the
-	 * attachment point for the device. This is invariant over the lifetime
-	 * of a gem object.
-	 *
-	 * The driver's ->gem_free_object callback is responsible for cleaning
-	 * up the dma_buf attachment and references acquired at import time.
-	 *
-	 * Note that the drm gem/prime core does not depend upon drivers setting
-	 * this field any more. So for drivers where this doesn't make sense
-	 * (e.g. virtual devices or a displaylink behind an usb bus) they can
-	 * simply leave it as NULL.
-	 */
-	struct dma_buf_attachment *import_attach;
-};
-
-/**
  * struct drm_master - drm master structure
  *
  * @refcount: Refcount for this master object.
@@ -961,8 +875,6 @@ extern ssize_t drm_read(struct file *filp, char __user *buffer,
 extern int drm_release(struct inode *inode, struct file *filp);
 
 				/* Mapping support (drm_vm.h) */
-extern int drm_mmap(struct file *filp, struct vm_area_struct *vma);
-extern void drm_vm_open_locked(struct drm_device *dev, struct vm_area_struct *vma);
 extern unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait);
 
 /* Misc. IOCTL support (drm_ioctl.c) */
@@ -1028,15 +940,8 @@ static inline wait_queue_head_t *drm_crtc_vblank_waitqueue(struct drm_crtc *crtc
 /* Modesetting support */
 extern void drm_vblank_pre_modeset(struct drm_device *dev, int crtc);
 extern void drm_vblank_post_modeset(struct drm_device *dev, int crtc);
-extern int drm_modeset_ctl(struct drm_device *dev, void *data,
-			   struct drm_file *file_priv);
 
 				/* Stub support (drm_stub.h) */
-extern int drm_setmaster_ioctl(struct drm_device *dev, void *data,
-			       struct drm_file *file_priv);
-extern int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
-				struct drm_file *file_priv);
-struct drm_master *drm_master_create(struct drm_minor *minor);
 extern struct drm_master *drm_master_get(struct drm_master *master);
 extern void drm_master_put(struct drm_master **master);
 
@@ -1046,23 +951,12 @@ extern unsigned int drm_debug;
 
 				/* Debugfs support */
 #if defined(CONFIG_DEBUG_FS)
-extern int drm_debugfs_init(struct drm_minor *minor, int minor_id,
-			    struct dentry *root);
 extern int drm_debugfs_create_files(const struct drm_info_list *files,
 				    int count, struct dentry *root,
 				    struct drm_minor *minor);
 extern int drm_debugfs_remove_files(const struct drm_info_list *files,
 				    int count, struct drm_minor *minor);
-extern int drm_debugfs_cleanup(struct drm_minor *minor);
-extern int drm_debugfs_connector_add(struct drm_connector *connector);
-extern void drm_debugfs_connector_remove(struct drm_connector *connector);
 #else
-static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
-				   struct dentry *root)
-{
-	return 0;
-}
-
 static inline int drm_debugfs_create_files(const struct drm_info_list *files,
 					   int count, struct dentry *root,
 					   struct drm_minor *minor)
@@ -1075,20 +969,6 @@ static inline int drm_debugfs_remove_files(const struct drm_info_list *files,
 {
 	return 0;
 }
-
-static inline int drm_debugfs_cleanup(struct drm_minor *minor)
-{
-	return 0;
-}
-
-static inline int drm_debugfs_connector_add(struct drm_connector *connector)
-{
-	return 0;
-}
-static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
-{
-}
-
 #endif
 
 extern struct dma_buf *drm_gem_prime_export(struct drm_device *dev,
@@ -1107,10 +987,6 @@ extern int drm_prime_sg_to_page_addr_arrays(struct sg_table *sgt, struct page **
 extern struct sg_table *drm_prime_pages_to_sg(struct page **pages, int nr_pages);
 extern void drm_prime_gem_destroy(struct drm_gem_object *obj, struct sg_table *sg);
 
-int drm_gem_dumb_destroy(struct drm_file *file,
-			 struct drm_device *dev,
-			 uint32_t handle);
-
 
 extern struct drm_dma_handle *drm_pci_alloc(struct drm_device *dev, size_t size,
 					    size_t align);
@@ -1119,62 +995,6 @@ extern void drm_pci_free(struct drm_device *dev, struct drm_dma_handle * dmah);
 			       /* sysfs support (drm_sysfs.c) */
 extern void drm_sysfs_hotplug_event(struct drm_device *dev);
 
-/* Graphics Execution Manager library functions (drm_gem.c) */
-void drm_gem_object_release(struct drm_gem_object *obj);
-void drm_gem_object_free(struct kref *kref);
-int drm_gem_object_init(struct drm_device *dev,
-			struct drm_gem_object *obj, size_t size);
-void drm_gem_private_object_init(struct drm_device *dev,
-				 struct drm_gem_object *obj, size_t size);
-void drm_gem_vm_open(struct vm_area_struct *vma);
-void drm_gem_vm_close(struct vm_area_struct *vma);
-int drm_gem_mmap_obj(struct drm_gem_object *obj, unsigned long obj_size,
-		     struct vm_area_struct *vma);
-int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma);
-
-static inline void
-drm_gem_object_reference(struct drm_gem_object *obj)
-{
-	kref_get(&obj->refcount);
-}
-
-static inline void
-drm_gem_object_unreference(struct drm_gem_object *obj)
-{
-	if (obj != NULL)
-		kref_put(&obj->refcount, drm_gem_object_free);
-}
-
-static inline void
-drm_gem_object_unreference_unlocked(struct drm_gem_object *obj)
-{
-	if (obj && !atomic_add_unless(&obj->refcount.refcount, -1, 1)) {
-		struct drm_device *dev = obj->dev;
-
-		mutex_lock(&dev->struct_mutex);
-		if (likely(atomic_dec_and_test(&obj->refcount.refcount)))
-			drm_gem_object_free(&obj->refcount);
-		mutex_unlock(&dev->struct_mutex);
-	}
-}
-
-int drm_gem_handle_create(struct drm_file *file_priv,
-			  struct drm_gem_object *obj,
-			  u32 *handlep);
-int drm_gem_handle_delete(struct drm_file *filp, u32 handle);
-
-
-void drm_gem_free_mmap_offset(struct drm_gem_object *obj);
-int drm_gem_create_mmap_offset(struct drm_gem_object *obj);
-int drm_gem_create_mmap_offset_size(struct drm_gem_object *obj, size_t size);
-
-struct page **drm_gem_get_pages(struct drm_gem_object *obj);
-void drm_gem_put_pages(struct drm_gem_object *obj, struct page **pages,
-		bool dirty, bool accessed);
-
-struct drm_gem_object *drm_gem_object_lookup(struct drm_device *dev,
-					     struct drm_file *filp,
-					     u32 handle);
 
 struct drm_device *drm_dev_alloc(struct drm_driver *driver,
 				 struct device *parent);
diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h
new file mode 100644
index 000000000000..1e6ae1458f7a
--- /dev/null
+++ b/include/drm/drm_gem.h
@@ -0,0 +1,183 @@
+#ifndef __DRM_GEM_H__
+#define __DRM_GEM_H__
+
+/*
+ * GEM Graphics Execution Manager Driver Interfaces
+ *
+ * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
+ * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
+ * Copyright (c) 2009-2010, Code Aurora Forum.
+ * All rights reserved.
+ * Copyright © 2014 Intel Corporation
+ *   Daniel Vetter <daniel.vetter@ffwll.ch>
+ *
+ * Author: Rickard E. (Rik) Faith <faith@valinux.com>
+ * Author: Gareth Hughes <gareth@valinux.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/**
+ * This structure defines the drm_mm memory object, which will be used by the
+ * DRM for its buffer objects.
+ */
+struct drm_gem_object {
+	/** Reference count of this object */
+	struct kref refcount;
+
+	/**
+	 * handle_count - gem file_priv handle count of this object
+	 *
+	 * Each handle also holds a reference. Note that when the handle_count
+	 * drops to 0 any global names (e.g. the id in the flink namespace) will
+	 * be cleared.
+	 *
+	 * Protected by dev->object_name_lock.
+	 * */
+	unsigned handle_count;
+
+	/** Related drm device */
+	struct drm_device *dev;
+
+	/** File representing the shmem storage */
+	struct file *filp;
+
+	/* Mapping info for this object */
+	struct drm_vma_offset_node vma_node;
+
+	/**
+	 * Size of the object, in bytes.  Immutable over the object's
+	 * lifetime.
+	 */
+	size_t size;
+
+	/**
+	 * Global name for this object, starts at 1. 0 means unnamed.
+	 * Access is covered by the object_name_lock in the related drm_device
+	 */
+	int name;
+
+	/**
+	 * Memory domains. These monitor which caches contain read/write data
+	 * related to the object. When transitioning from one set of domains
+	 * to another, the driver is called to ensure that caches are suitably
+	 * flushed and invalidated
+	 */
+	uint32_t read_domains;
+	uint32_t write_domain;
+
+	/**
+	 * While validating an exec operation, the
+	 * new read/write domain values are computed here.
+	 * They will be transferred to the above values
+	 * at the point that any cache flushing occurs
+	 */
+	uint32_t pending_read_domains;
+	uint32_t pending_write_domain;
+
+	/**
+	 * dma_buf - dma buf associated with this GEM object
+	 *
+	 * Pointer to the dma-buf associated with this gem object (either
+	 * through importing or exporting). We break the resulting reference
+	 * loop when the last gem handle for this object is released.
+	 *
+	 * Protected by obj->object_name_lock
+	 */
+	struct dma_buf *dma_buf;
+
+	/**
+	 * import_attach - dma buf attachment backing this object
+	 *
+	 * Any foreign dma_buf imported as a gem object has this set to the
+	 * attachment point for the device. This is invariant over the lifetime
+	 * of a gem object.
+	 *
+	 * The driver's ->gem_free_object callback is responsible for cleaning
+	 * up the dma_buf attachment and references acquired at import time.
+	 *
+	 * Note that the drm gem/prime core does not depend upon drivers setting
+	 * this field any more. So for drivers where this doesn't make sense
+	 * (e.g. virtual devices or a displaylink behind an usb bus) they can
+	 * simply leave it as NULL.
+	 */
+	struct dma_buf_attachment *import_attach;
+};
+
+void drm_gem_object_release(struct drm_gem_object *obj);
+void drm_gem_object_free(struct kref *kref);
+int drm_gem_object_init(struct drm_device *dev,
+			struct drm_gem_object *obj, size_t size);
+void drm_gem_private_object_init(struct drm_device *dev,
+				 struct drm_gem_object *obj, size_t size);
+void drm_gem_vm_open(struct vm_area_struct *vma);
+void drm_gem_vm_close(struct vm_area_struct *vma);
+int drm_gem_mmap_obj(struct drm_gem_object *obj, unsigned long obj_size,
+		     struct vm_area_struct *vma);
+int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma);
+
+static inline void
+drm_gem_object_reference(struct drm_gem_object *obj)
+{
+	kref_get(&obj->refcount);
+}
+
+static inline void
+drm_gem_object_unreference(struct drm_gem_object *obj)
+{
+	if (obj != NULL)
+		kref_put(&obj->refcount, drm_gem_object_free);
+}
+
+static inline void
+drm_gem_object_unreference_unlocked(struct drm_gem_object *obj)
+{
+	if (obj && !atomic_add_unless(&obj->refcount.refcount, -1, 1)) {
+		struct drm_device *dev = obj->dev;
+
+		mutex_lock(&dev->struct_mutex);
+		if (likely(atomic_dec_and_test(&obj->refcount.refcount)))
+			drm_gem_object_free(&obj->refcount);
+		mutex_unlock(&dev->struct_mutex);
+	}
+}
+
+int drm_gem_handle_create(struct drm_file *file_priv,
+			  struct drm_gem_object *obj,
+			  u32 *handlep);
+int drm_gem_handle_delete(struct drm_file *filp, u32 handle);
+
+
+void drm_gem_free_mmap_offset(struct drm_gem_object *obj);
+int drm_gem_create_mmap_offset(struct drm_gem_object *obj);
+int drm_gem_create_mmap_offset_size(struct drm_gem_object *obj, size_t size);
+
+struct page **drm_gem_get_pages(struct drm_gem_object *obj);
+void drm_gem_put_pages(struct drm_gem_object *obj, struct page **pages,
+		bool dirty, bool accessed);
+
+struct drm_gem_object *drm_gem_object_lookup(struct drm_device *dev,
+					     struct drm_file *filp,
+					     u32 handle);
+int drm_gem_dumb_destroy(struct drm_file *file,
+			 struct drm_device *dev,
+			 uint32_t handle);
+
+#endif /* __DRM_GEM_H__ */
diff --git a/include/drm/drm_gem_cma_helper.h b/include/drm/drm_gem_cma_helper.h
index 2a3cea91606d..42f11f3a8d39 100644
--- a/include/drm/drm_gem_cma_helper.h
+++ b/include/drm/drm_gem_cma_helper.h
@@ -2,6 +2,7 @@
 #define __DRM_GEM_CMA_HELPER_H__
 
 #include <drm/drmP.h>
+#include <drm/drm_gem.h>
 
 struct drm_gem_cma_object {
 	struct drm_gem_object base;
diff --git a/include/drm/drm_legacy.h b/include/drm/drm_legacy.h
index 6486306beb0d..3e698038dc7b 100644
--- a/include/drm/drm_legacy.h
+++ b/include/drm/drm_legacy.h
@@ -157,6 +157,7 @@ int drm_legacy_addmap(struct drm_device *d, resource_size_t offset,
 int drm_legacy_rmmap(struct drm_device *d, struct drm_local_map *map);
 int drm_legacy_rmmap_locked(struct drm_device *d, struct drm_local_map *map);
 struct drm_local_map *drm_legacy_getsarea(struct drm_device *dev);
+int drm_legacy_mmap(struct file *filp, struct vm_area_struct *vma);
 
 int drm_legacy_addbufs_agp(struct drm_device *d, struct drm_buf_desc *req);
 int drm_legacy_addbufs_pci(struct drm_device *d, struct drm_buf_desc *req);
diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h
index 2bb55b8b9031..8569dc5a1026 100644
--- a/include/drm/drm_mipi_dsi.h
+++ b/include/drm/drm_mipi_dsi.h
@@ -96,6 +96,8 @@ void mipi_dsi_host_unregister(struct mipi_dsi_host *host);
 #define MIPI_DSI_MODE_EOT_PACKET	BIT(9)
 /* device supports non-continuous clock behavior (DSI spec 5.6.1) */
 #define MIPI_DSI_CLOCK_NON_CONTINUOUS	BIT(10)
+/* transmit data in low power */
+#define MIPI_DSI_MODE_LPM		BIT(11)
 
 enum mipi_dsi_pixel_format {
 	MIPI_DSI_FMT_RGB888,
diff --git a/include/drm/i915_pciids.h b/include/drm/i915_pciids.h
index a70d45647898..180ad0e6de21 100644
--- a/include/drm/i915_pciids.h
+++ b/include/drm/i915_pciids.h
@@ -259,4 +259,21 @@
 	INTEL_VGA_DEVICE(0x22b2, info), \
 	INTEL_VGA_DEVICE(0x22b3, info)
 
+#define INTEL_SKL_IDS(info) \
+	INTEL_VGA_DEVICE(0x1916, info), /* ULT GT2 */ \
+	INTEL_VGA_DEVICE(0x1906, info), /* ULT GT1 */ \
+	INTEL_VGA_DEVICE(0x1926, info), /* ULT GT3 */ \
+	INTEL_VGA_DEVICE(0x1921, info), /* ULT GT2F */ \
+	INTEL_VGA_DEVICE(0x190E, info), /* ULX GT1 */ \
+	INTEL_VGA_DEVICE(0x191E, info), /* ULX GT2 */ \
+	INTEL_VGA_DEVICE(0x1912, info), /* DT  GT2 */ \
+	INTEL_VGA_DEVICE(0x1902, info), /* DT  GT1 */ \
+	INTEL_VGA_DEVICE(0x191B, info), /* Halo GT2 */ \
+	INTEL_VGA_DEVICE(0x192B, info), /* Halo GT3 */ \
+	INTEL_VGA_DEVICE(0x190B, info), /* Halo GT1 */ \
+	INTEL_VGA_DEVICE(0x191A, info), /* SRV GT2 */ \
+	INTEL_VGA_DEVICE(0x192A, info), /* SRV GT3 */ \
+	INTEL_VGA_DEVICE(0x190A, info), /* SRV GT1 */ \
+	INTEL_VGA_DEVICE(0x191D, info)  /* WKS GT2 */
+
 #endif /* _I915_PCIIDS_H */
diff --git a/include/uapi/drm/exynos_drm.h b/include/uapi/drm/exynos_drm.h
index d5844122ff32..5575ed1598bd 100644
--- a/include/uapi/drm/exynos_drm.h
+++ b/include/uapi/drm/exynos_drm.h
@@ -33,38 +33,6 @@ struct drm_exynos_gem_create {
 };
 
 /**
- * A structure for getting buffer offset.
- *
- * @handle: a pointer to gem object created.
- * @pad: just padding to be 64-bit aligned.
- * @offset: relatived offset value of the memory region allocated.
- *	- this value should be set by user.
- */
-struct drm_exynos_gem_map_off {
-	unsigned int handle;
-	unsigned int pad;
-	uint64_t offset;
-};
-
-/**
- * A structure for mapping buffer.
- *
- * @handle: a handle to gem object created.
- * @pad: just padding to be 64-bit aligned.
- * @size: memory size to be mapped.
- * @mapped: having user virtual address mmaped.
- *	- this variable would be filled by exynos gem module
- *	of kernel side with user virtual address which is allocated
- *	by do_mmap().
- */
-struct drm_exynos_gem_mmap {
-	unsigned int handle;
-	unsigned int pad;
-	uint64_t size;
-	uint64_t mapped;
-};
-
-/**
  * A structure to gem information.
  *
  * @handle: a handle to gem object created.
@@ -316,8 +284,6 @@ struct drm_exynos_ipp_cmd_ctrl {
 };
 
 #define DRM_EXYNOS_GEM_CREATE		0x00
-#define DRM_EXYNOS_GEM_MAP_OFFSET	0x01
-#define DRM_EXYNOS_GEM_MMAP		0x02
 /* Reserved 0x03 ~ 0x05 for exynos specific gem ioctl */
 #define DRM_EXYNOS_GEM_GET		0x04
 #define DRM_EXYNOS_VIDI_CONNECTION	0x07
@@ -336,12 +302,6 @@ struct drm_exynos_ipp_cmd_ctrl {
 #define DRM_IOCTL_EXYNOS_GEM_CREATE		DRM_IOWR(DRM_COMMAND_BASE + \
 		DRM_EXYNOS_GEM_CREATE, struct drm_exynos_gem_create)
 
-#define DRM_IOCTL_EXYNOS_GEM_MAP_OFFSET	DRM_IOWR(DRM_COMMAND_BASE + \
-		DRM_EXYNOS_GEM_MAP_OFFSET, struct drm_exynos_gem_map_off)
-
-#define DRM_IOCTL_EXYNOS_GEM_MMAP	DRM_IOWR(DRM_COMMAND_BASE + \
-		DRM_EXYNOS_GEM_MMAP, struct drm_exynos_gem_mmap)
-
 #define DRM_IOCTL_EXYNOS_GEM_GET	DRM_IOWR(DRM_COMMAND_BASE + \
 		DRM_EXYNOS_GEM_GET,	struct drm_exynos_gem_info)