msm: sde: Add interface to support sde v4l2 rotator

Current fbdev rotator interface lacks support for mult-context
use cases.  This new interface adopts V4L2 M2M framework to
support multiple concurrent sessions/contexts efficiently.

CRs-Fixed: 972831
Change-Id: I89593a57ba44e91c95d73154a7830539e5aab6e3
Signed-off-by: Alan Kwong <akwong@codeaurora.org>

include/media/msm_sde_rotator.h

@@ -0,0 +1,17 @@
+/* Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * 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 __MSM_SDE_ROTATOR__
+#define __MSM_SDE_ROTATOR__
+
+#include <uapi/media/msm_sde_rotator.h>
+
+#endif /* __MSM_SDE_ROTATOR__ */

include/uapi/media/Kbuild

@@ -9,6 +9,7 @@ header-y += msm_jpeg.h
 header-y += msm_jpeg_dma.h
 header-y += msm_media_info.h
 header-y += msm_mercury.h
+header-y += msm_sde_rotator.h
 header-y += msm_vidc.h
 header-y += msm_vpu.h
 header-y += msmb_camera.h

include/uapi/media/msm_sde_rotator.h

@@ -0,0 +1,74 @@
+#ifndef __UAPI_MSM_SDE_ROTATOR_H__
+#define __UAPI_MSM_SDE_ROTATOR_H__
+
+#include <linux/videodev2.h>
+#include <linux/types.h>
+#include <linux/ioctl.h>
+
+/* SDE Rotator pixel format definitions */
+#define SDE_PIX_FMT_XRGB_8888		V4L2_PIX_FMT_XBGR32
+#define SDE_PIX_FMT_ARGB_8888		V4L2_PIX_FMT_ABGR32
+#define SDE_PIX_FMT_ABGR_8888		v4l2_fourcc('R', 'A', '2', '4')
+#define SDE_PIX_FMT_RGBA_8888		v4l2_fourcc('A', 'B', '2', '4')
+#define SDE_PIX_FMT_BGRA_8888		V4L2_PIX_FMT_ARGB32
+#define SDE_PIX_FMT_RGBX_8888		v4l2_fourcc('X', 'B', '2', '4')
+#define SDE_PIX_FMT_BGRX_8888		V4L2_PIX_FMT_XRGB32
+#define SDE_PIX_FMT_RGBA_5551		v4l2_fourcc('R', 'A', '1', '5')
+#define SDE_PIX_FMT_ARGB_4444		V4L2_PIX_FMT_ARGB444
+#define SDE_PIX_FMT_RGBA_4444		v4l2_fourcc('R', 'A', '1', '2')
+#define SDE_PIX_FMT_RGB_888		V4L2_PIX_FMT_RGB24
+#define SDE_PIX_FMT_BGR_888		V4L2_PIX_FMT_BGR24
+#define SDE_PIX_FMT_RGB_565		V4L2_PIX_FMT_RGB565
+#define SDE_PIX_FMT_BGR_565		v4l2_fourcc('B', 'G', '1', '6')
+#define SDE_PIX_FMT_Y_CB_CR_H2V2	V4L2_PIX_FMT_YUV420
+#define SDE_PIX_FMT_Y_CR_CB_H2V2	V4L2_PIX_FMT_YVU420
+#define SDE_PIX_FMT_Y_CR_CB_GH2V2	v4l2_fourcc('Y', 'U', '4', '2')
+#define SDE_PIX_FMT_Y_CBCR_H2V2		V4L2_PIX_FMT_NV12
+#define SDE_PIX_FMT_Y_CRCB_H2V2		V4L2_PIX_FMT_NV21
+#define SDE_PIX_FMT_Y_CBCR_H1V2		v4l2_fourcc('N', 'H', '1', '6')
+#define SDE_PIX_FMT_Y_CRCB_H1V2		v4l2_fourcc('N', 'H', '6', '1')
+#define SDE_PIX_FMT_Y_CBCR_H2V1		V4L2_PIX_FMT_NV16
+#define SDE_PIX_FMT_Y_CRCB_H2V1		V4L2_PIX_FMT_NV61
+#define SDE_PIX_FMT_YCBYCR_H2V1		V4L2_PIX_FMT_YUYV
+#define SDE_PIX_FMT_Y_CBCR_H2V2_VENUS	v4l2_fourcc('Q', 'N', 'V', '2')
+#define SDE_PIX_FMT_Y_CRCB_H2V2_VENUS	v4l2_fourcc('Q', 'N', 'V', '1')
+#define SDE_PIX_FMT_RGBA_8888_UBWC	V4L2_PIX_FMT_RGBA8888_UBWC
+#define SDE_PIX_FMT_RGBX_8888_UBWC	v4l2_fourcc('Q', 'X', 'B', '4')
+#define SDE_PIX_FMT_RGB_565_UBWC	v4l2_fourcc('Q', 'R', 'G', '6')
+#define SDE_PIX_FMT_Y_CBCR_H2V2_UBWC	V4L2_PIX_FMT_NV12_UBWC
+#define SDE_PIX_FMT_RGBA_1010102	v4l2_fourcc('A', 'B', '3', '0')
+#define SDE_PIX_FMT_RGBX_1010102	v4l2_fourcc('X', 'B', '3', '0')
+#define SDE_PIX_FMT_ARGB_2101010	v4l2_fourcc('A', 'R', '3', '0')
+#define SDE_PIX_FMT_XRGB_2101010	v4l2_fourcc('X', 'R', '3', '0')
+#define SDE_PIX_FMT_BGRA_1010102	v4l2_fourcc('B', 'A', '3', '0')
+#define SDE_PIX_FMT_BGRX_1010102	v4l2_fourcc('B', 'X', '3', '0')
+#define SDE_PIX_FMT_ABGR_2101010	v4l2_fourcc('R', 'A', '3', '0')
+#define SDE_PIX_FMT_XBGR_2101010	v4l2_fourcc('R', 'X', '3', '0')
+#define SDE_PIX_FMT_RGBA_1010102_UBWC	v4l2_fourcc('Q', 'R', 'B', 'A')
+#define SDE_PIX_FMT_RGBX_1010102_UBWC	v4l2_fourcc('Q', 'X', 'B', 'A')
+#define SDE_PIX_FMT_Y_CBCR_H2V2_P010	v4l2_fourcc('P', '0', '1', '0')
+#define SDE_PIX_FMT_Y_CBCR_H2V2_TP10_UBWC	V4L2_PIX_FMT_NV12_TP10_UBWC
+
+/**
+* struct msm_sde_rotator_fence - v4l2 buffer fence info
+* @index: id number of the buffer
+* @type: enum v4l2_buf_type; buffer type
+* @fd: file descriptor of the fence associated with this buffer
+**/
+struct msm_sde_rotator_fence {
+	__u32	index;
+	__u32	type;
+	__s32	fd;
+	__u32	reserved[5];
+};
+
+/* SDE Rotator private ioctl ID */
+#define VIDIOC_G_SDE_ROTATOR_FENCE \
+	_IOWR('V', BASE_VIDIOC_PRIVATE + 10, struct msm_sde_rotator_fence)
+#define VIDIOC_S_SDE_ROTATOR_FENCE \
+	_IOWR('V', BASE_VIDIOC_PRIVATE + 11, struct msm_sde_rotator_fence)
+
+/* SDE Rotator private control ID's */
+#define V4L2_CID_SDE_ROTATOR_SECURE	(V4L2_CID_USER_BASE + 0x1000)
+
+#endif /* __UAPI_MSM_SDE_ROTATOR_H__ */