include: linux: Destage VCHIQ interface headers

Move the VCHIQ headers from drivers/staging/vc04_services/include to
include/linux/raspberrypi

This is done so that they can be shared between the VCHIQ interface
(which is going to be de-staged in a subsequent commit from staging) and
the VCHIQ drivers left in the staging/vc04_services (namely
bcm2835-audio, bcm2835-camera).

The include/linux/raspberrypi/ provides a central location to serve both of
these areas.

Co-developed-by: Umang Jain <[e-mail]>
Signed-off-by: Umang Jain <[e-mail]>
Reviewed-by: Laurent Pinchart <[e-mail]>
Signed-off-by: Jai Luthra <[e-mail]>
Link: https://patch.msgid.link/[e-mail]
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

MAINTAINERS

···
 F:	Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml
 F:	drivers/pci/controller/pcie-brcmstb.c
 F:	drivers/staging/vc04_services
+F:	include/linux/raspberrypi/vchiq*
 N:	bcm2711
 N:	bcm2712
 N:	bcm283*

drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c

···
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/completion.h>
+
+#include <linux/raspberrypi/vchiq_arm.h>
+
 #include "bcm2835.h"
 #include "vc_vchi_audioserv_defs.h"
-
-#include "../interface/vchiq_arm/vchiq_arm.h"
 
 struct bcm2835_audio_instance {
 	struct device *dev;

drivers/staging/vc04_services/bcm2835-audio/bcm2835.c

···
 #include <linux/slab.h>
 #include <linux/module.h>
 
-#include "../interface/vchiq_arm/vchiq_bus.h"
+#include <linux/raspberrypi/vchiq_bus.h>
+
 #include "bcm2835.h"
 
 static bool enable_hdmi;

drivers/staging/vc04_services/bcm2835-audio/bcm2835.h

···
 #define __SOUND_ARM_BCM2835_H
 
 #include <linux/device.h>
+#include <linux/raspberrypi/vchiq.h>
 #include <linux/wait.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/pcm-indirect.h>
-
-#include "../include/linux/raspberrypi/vchiq.h"
 
 #define MAX_SUBSTREAMS   (8)
 #define AVAIL_SUBSTREAMS_MASK  (0xff)

drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c

···
 #include <linux/uaccess.h>
 #include <soc/bcm2835/raspberrypi-firmware.h>
 
-#include "vchiq_core.h"
+#include <linux/raspberrypi/vchiq_core.h>
+#include <linux/raspberrypi/vchiq_arm.h>
+#include <linux/raspberrypi/vchiq_bus.h>
+#include <linux/raspberrypi/vchiq_debugfs.h>
+
 #include "vchiq_ioctl.h"
-#include "vchiq_arm.h"
-#include "vchiq_bus.h"
-#include "vchiq_debugfs.h"
 
 #define DEVICE_NAME "vchiq"
 

drivers/staging/vc04_services/interface/vchiq_arm/vchiq_bus.c

···
 #include <linux/slab.h>
 #include <linux/string.h>
 
-#include "vchiq_arm.h"
-#include "vchiq_bus.h"
+#include <linux/raspberrypi/vchiq_arm.h>
+#include <linux/raspberrypi/vchiq_bus.h>
 
 static int vchiq_bus_type_match(struct device *dev, const struct device_driver *drv)
 {

drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c

···
 #include <linux/rcupdate.h>
 #include <linux/sched/signal.h>
 
-#include "vchiq_arm.h"
-#include "vchiq_core.h"
+#include <linux/raspberrypi/vchiq_arm.h>
+#include <linux/raspberrypi/vchiq_core.h>
 
 #define VCHIQ_SLOT_HANDLER_STACK 8192
 

drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h include/linux/raspberrypi/vchiq_core.h

···
 #include <linux/spinlock_types.h>
 #include <linux/wait.h>
 
-#include "../../include/linux/raspberrypi/vchiq.h"
+#include "vchiq.h"
 #include "vchiq_cfg.h"
 
 /* Do this so that we can test-build the code on non-rpi systems */

drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c

···
  */
 
 #include <linux/debugfs.h>
-#include "vchiq_core.h"
-#include "vchiq_arm.h"
-#include "vchiq_debugfs.h"
+#include <linux/raspberrypi/vchiq_core.h>
+#include <linux/raspberrypi/vchiq_arm.h>
+#include <linux/raspberrypi/vchiq_debugfs.h>
 
 #ifdef CONFIG_DEBUG_FS
 

drivers/staging/vc04_services/interface/vchiq_arm/vchiq_dev.c

···
 #include <linux/compat.h>
 #include <linux/miscdevice.h>
 
-#include "vchiq_core.h"
+#include <linux/raspberrypi/vchiq_core.h>
+#include <linux/raspberrypi/vchiq_arm.h>
+#include <linux/raspberrypi/vchiq_debugfs.h>
+
 #include "vchiq_ioctl.h"
-#include "vchiq_arm.h"
-#include "vchiq_debugfs.h"
 
 static const char *const ioctl_names[] = {
 	"CONNECT",

drivers/staging/vc04_services/interface/vchiq_arm/vchiq_ioctl.h

···
 #define VCHIQ_IOCTLS_H
 
 #include <linux/ioctl.h>
-
-#include "../../include/linux/raspberrypi/vchiq.h"
+#include <linux/raspberrypi/vchiq.h>
 
 #define VCHIQ_IOC_MAGIC 0xc4
 #define VCHIQ_INVALID_HANDLE (~0)

drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c

···
 #include <linux/mm.h>
 #include <linux/slab.h>
 #include <linux/completion.h>
+#include <linux/raspberrypi/vchiq.h>
 #include <linux/vmalloc.h>
 #include <media/videobuf2-vmalloc.h>
 
-#include "../include/linux/raspberrypi/vchiq.h"
-#include "../interface/vchiq_arm/vchiq_arm.h"
+#include <linux/raspberrypi/vchiq_arm.h>
+
 #include "mmal-common.h"
 #include "mmal-vchiq.h"
 #include "mmal-msg.h"