drm/i915: copy installed kernel headers

Fixes: #504

We copied drm/i915 headers from kernel sources rather than from
install location. As it occurs kernel build system strips out headers
during installation removing certain kernel-internal stuff. So,
right way to do is copy headers from install location.

Change-Id: Ib83fd20d19dda0bc4805095edadef0547aeb4c2a
Signed-off-by: Dmitry Rogozhkin <dmitry.v.rogozhkin@intel.com>

Author: dvrogozh

media_driver/linux/common/ddi/media_libva_common.h

@@ -31,7 +31,7 @@
 #include <pthread.h>
 
 #include "xf86drm.h"
-#include "drm_header.h"
+#include "drm.h"
 #include "i915_drm.h"
 #include "mos_bufmgr.h"
 #include "mos_context.h"

media_driver/linux/common/os/i915/include/uapi/README

@@ -4,7 +4,12 @@ Whenever driver needs new definitions for new kernel
 APIs, these files should be updated.
 
 These files in master should only be updated once the changes have landed
-in the drm-next repo, https://anongit.freedesktop.org/git/drm/drm.git.
+in the drm-next tree (see https://cgit.freedesktop.org/drm/drm/).
+
+You can copy files installed after running this from the kernel
+repository, at version the driver require:
+
+$ make headers_install INSTALL_HDR_PATH=/path/to/install
 
 The last update was done at the following kernel commit :
 

media_driver/linux/common/os/i915/include/uapi/drm.h

@@ -36,13 +36,7 @@
 #ifndef _DRM_H_
 #define _DRM_H_
 
-#if defined(__KERNEL__)
-
-#include <linux/types.h>
-#include <asm/ioctl.h>
-typedef unsigned int drm_handle_t;
-
-#elif defined(__linux__)
+#if   defined(__linux__)
 
 #include <linux/types.h>
 #include <asm/ioctl.h>
@@ -141,11 +135,11 @@ struct drm_version {
 	int version_minor;	  /**< Minor version */
 	int version_patchlevel;	  /**< Patch level */
 	__kernel_size_t name_len;	  /**< Length of name buffer */
-	char __user *name;	  /**< Name of driver */
+	char *name;	  /**< Name of driver */
 	__kernel_size_t date_len;	  /**< Length of date buffer */
-	char __user *date;	  /**< User-space buffer to hold date */
+	char *date;	  /**< User-space buffer to hold date */
 	__kernel_size_t desc_len;	  /**< Length of desc buffer */
-	char __user *desc;	  /**< User-space buffer to hold desc */
+	char *desc;	  /**< User-space buffer to hold desc */
 };
 
 /**
@@ -155,12 +149,12 @@ struct drm_version {
  */
 struct drm_unique {
 	__kernel_size_t unique_len;	  /**< Length of unique */
-	char __user *unique;	  /**< Unique name for driver instantiation */
+	char *unique;	  /**< Unique name for driver instantiation */
 };
 
 struct drm_list {
 	int count;		  /**< Length of user-space structures */
-	struct drm_version __user *version;
+	struct drm_version *version;
 };
 
 struct drm_block {
@@ -355,15 +349,15 @@ struct drm_buf_desc {
  */
 struct drm_buf_info {
 	int count;		/**< Entries in list */
-	struct drm_buf_desc __user *list;
+	struct drm_buf_desc *list;
 };
 
 /**
  * DRM_IOCTL_FREE_BUFS ioctl argument type.
  */
 struct drm_buf_free {
 	int count;
-	int __user *list;
+	int *list;
 };
 
 /**
@@ -375,7 +369,7 @@ struct drm_buf_pub {
 	int idx;		       /**< Index into the master buffer list */
 	int total;		       /**< Buffer size */
 	int used;		       /**< Amount of buffer in use (for DMA) */
-	void __user *address;	       /**< Address of buffer */
+	void *address;	       /**< Address of buffer */
 };
 
 /**
@@ -384,11 +378,11 @@ struct drm_buf_pub {
 struct drm_buf_map {
 	int count;		/**< Length of the buffer list */
 #ifdef __cplusplus
-	void __user *virt;
+	void *virt;
 #else
-	void __user *virtual;		/**< Mmap'd area in user-virtual */
+	void *virtual;		/**< Mmap'd area in user-virtual */
 #endif
-	struct drm_buf_pub __user *list;	/**< Buffer information */
+	struct drm_buf_pub *list;	/**< Buffer information */
 };
 
 /**
@@ -401,13 +395,13 @@ struct drm_buf_map {
 struct drm_dma {
 	int context;			  /**< Context handle */
 	int send_count;			  /**< Number of buffers to send */
-	int __user *send_indices;	  /**< List of handles to buffers */
-	int __user *send_sizes;		  /**< Lengths of data to send */
+	int *send_indices;	  /**< List of handles to buffers */
+	int *send_sizes;		  /**< Lengths of data to send */
 	enum drm_dma_flags flags;	  /**< Flags */
 	int request_count;		  /**< Number of buffers requested */
 	int request_size;		  /**< Desired size for buffers */
-	int __user *request_indices;	  /**< Buffer information */
-	int __user *request_sizes;
+	int *request_indices;	  /**< Buffer information */
+	int *request_sizes;
 	int granted_count;		  /**< Number of buffers granted */
 };
 
@@ -431,7 +425,7 @@ struct drm_ctx {
  */
 struct drm_ctx_res {
 	int count;
-	struct drm_ctx __user *contexts;
+	struct drm_ctx *contexts;
 };
 
 /**
@@ -962,7 +956,6 @@ struct drm_event_crtc_sequence {
 };
 
 /* typedef area */
-#ifndef __KERNEL__
 typedef struct drm_clip_rect drm_clip_rect_t;
 typedef struct drm_drawable_info drm_drawable_info_t;
 typedef struct drm_tex_region drm_tex_region_t;
@@ -1004,7 +997,6 @@ typedef struct drm_agp_binding drm_agp_binding_t;
 typedef struct drm_agp_info drm_agp_info_t;
 typedef struct drm_scatter_gather drm_scatter_gather_t;
 typedef struct drm_set_version drm_set_version_t;
-#endif
 
 #if defined(__cplusplus)
 }

media_driver/linux/common/os/i915/include/uapi/drm_header.h

@@ -81,11 +81,9 @@ struct drm_sarea {
 	drm_context_t dummy_context;
 };
 
-#ifndef __KERNEL__
 typedef struct drm_sarea_drawable drm_sarea_drawable_t;
 typedef struct drm_sarea_frame drm_sarea_frame_t;
 typedef struct drm_sarea drm_sarea_t;
-#endif
 
 #if defined(__cplusplus)
 }

media_driver/linux/common/os/i915/include/uapi/drm_sarea.h

@@ -24,8 +24,8 @@
  *
  */
 
-#ifndef _UAPI_I915_DRM_H_
-#define _UAPI_I915_DRM_H_
+#ifndef _I915_DRM_H_
+#define _I915_DRM_H_
 
 #include "drm.h"
 
@@ -387,25 +387,25 @@ typedef struct drm_i915_batchbuffer {
 	int DR1;		/* hw flags for GFX_OP_DRAWRECT_INFO */
 	int DR4;		/* window origin for GFX_OP_DRAWRECT_INFO */
 	int num_cliprects;	/* mulitpass with multiple cliprects? */
-	struct drm_clip_rect __user *cliprects;	/* pointer to userspace cliprects */
+	struct drm_clip_rect *cliprects;	/* pointer to userspace cliprects */
 } drm_i915_batchbuffer_t;
 
 /* As above, but pass a pointer to userspace buffer which can be
  * validated by the kernel prior to sending to hardware.
  */
 typedef struct _drm_i915_cmdbuffer {
-	char __user *buf;	/* pointer to userspace command buffer */
+	char *buf;	/* pointer to userspace command buffer */
 	int sz;			/* nr bytes in buf */
 	int DR1;		/* hw flags for GFX_OP_DRAWRECT_INFO */
 	int DR4;		/* window origin for GFX_OP_DRAWRECT_INFO */
 	int num_cliprects;	/* mulitpass with multiple cliprects? */
-	struct drm_clip_rect __user *cliprects;	/* pointer to userspace cliprects */
+	struct drm_clip_rect *cliprects;	/* pointer to userspace cliprects */
 } drm_i915_cmdbuffer_t;
 
 /* Userspace can request & wait on irq's:
  */
 typedef struct drm_i915_irq_emit {
-	int __user *irq_seq;
+	int *irq_seq;
 } drm_i915_irq_emit_t;
 
 typedef struct drm_i915_irq_wait {
@@ -557,7 +557,7 @@ typedef struct drm_i915_getparam {
 	 * WARNING: Using pointers instead of fixed-size u64 means we need to write
 	 * compat32 code. Don't repeat this mistake.
 	 */
-	int __user *value;
+	int *value;
 } drm_i915_getparam_t;
 
 /* Ioctl to set kernel params:
@@ -580,7 +580,7 @@ typedef struct drm_i915_mem_alloc {
 	int region;
 	int alignment;
 	int size;
-	int __user *region_offset;	/* offset from start of fb or agp */
+	int *region_offset;	/* offset from start of fb or agp */
 } drm_i915_mem_alloc_t;
 
 typedef struct drm_i915_mem_free {
@@ -1743,4 +1743,4 @@ struct drm_i915_query_topology_info {
 }
 #endif
 
-#endif /* _UAPI_I915_DRM_H_ */
+#endif /* _I915_DRM_H_ */

media_driver/linux/common/os/i915/include/uapi/i915_drm.h

@@ -26,7 +26,6 @@ set(TMP_HEADERS_
     ${CMAKE_CURRENT_LIST_DIR}/drm_mode.h
     ${CMAKE_CURRENT_LIST_DIR}/drm_sarea.h
     ${CMAKE_CURRENT_LIST_DIR}/i915_drm.h
-    ${CMAKE_CURRENT_LIST_DIR}/drm_header.h
 )
 
 # no source in this folder

media_driver/linux/common/os/i915/include/uapi/media_srcs.cmake

@@ -37,7 +37,7 @@
 #include <stdarg.h>
 #include <sys/types.h>
 #include <stdint.h>
-#include "drm_header.h"
+#include "drm.h"
 #include "libdrm_macros.h"
 #if defined(__cplusplus)
 extern "C" {

media_driver/linux/common/os/i915/include/xf86drm.h

@@ -40,7 +40,7 @@
 extern "C" {
 #endif
 
-#include <drm_header.h>
+#include <drm.h>
 
 /*
  * This is the interface for modesetting for drm.

media_driver/linux/common/os/i915/include/xf86drmMode.h

@@ -34,7 +34,7 @@
 #include <stdint.h>
 #include <assert.h>
 #include <errno.h>
-#include <drm_header.h>
+#include <drm.h>
 #include <i915_drm.h>
 #include <pciaccess.h>
 #include "libdrm_macros.h"

media_driver/linux/common/os/i915/mos_bufmgr_api.c

@@ -28,7 +28,7 @@
 #define MOS_AUXTABLE_MGR_H
 
 #include "xf86drm.h"
-#include "drm_header.h"
+#include "drm.h"
 #include "i915_drm.h"
 #include "mos_bufmgr.h"
 #include "mos_os.h"

media_driver/linux/common/os/mos_auxtable_mgr.h

@@ -35,9 +35,6 @@
 #ifdef ANDROID
 #include <utils/Log.h>
 #endif
-#ifndef __user
-#define __user
-#endif
 #include "i915_drm.h"
 #include "mos_bufmgr.h"
 #include "xf86drm.h"

media_driver/linux/common/os/mos_os_specific.h

@@ -34,7 +34,7 @@
 #include <stdint.h>
 #include <assert.h>
 #include <errno.h>
-#include "drm_header.h"
+#include "drm.h"
 #include "i915_drm.h"
 #include <pciaccess.h>
 #include "libdrm_macros.h"

media_driver/linux/ult/libdrm_mock/mos_bufmgr_api_mock.c

@@ -43,7 +43,7 @@
 
 #include "xf86drmMode.h"
 #include "xf86drm.h"
-#include "drm_header.h"
+#include "drm.h"
 #include <string.h>
 #include <dirent.h>
 #include <unistd.h>