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Subject:
[PATCH 2/7] interface for configuring CCDC and common ccdc types
From:
m-karicheri2-l0cyMroinI0@public.gmane.org
Date:
Fri, 13 Mar 2009 17:22:39 -0400
To:
davinci-linux-open-source-VycZQUHpC/PFrsHnngEfi1aTQe2KTcn/@public.gmane.org, davinci_opensource_ccb-uAqBSO/uNfhBDgjK7y7TUQ@public.gmane.org, psp_video-uAqBSO/uNfhBDgjK7y7TUQ@public.gmane.org
Newsgroups:
gmane.linux.davinci
Adding an interface for configuring ccdc as per data format of decoder
output. Also adds a header file for common ccdc data types.
Signed-off-by: Murali Karicheri <m-karicheri2-l0cyMroinI0@public.gmane.org>
---
include/media/davinci/ccdc_common.h | 48 +++++++++++++
include/media/davinci/ccdc_hw_device.h | 117 ++++++++++++++++++++++++++++++++
2 files changed, 165 insertions(+), 0 deletions(-)
create mode 100644 include/media/davinci/ccdc_common.h
create mode 100644 include/media/davinci/ccdc_hw_device.h
diff --git a/include/media/davinci/ccdc_common.h b/include/media/davinci/ccdc_common.h
new file mode 100644
index 0000000..0992af5
--- /dev/null
+++ b/include/media/davinci/ccdc_common.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2008-2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ **************************************************************************/
+#ifndef _CCDC_COMMON_H
+#define _CCDC_COMMON_H
+enum ccdc_pixfmt {
+ CCDC_PIXFMT_RAW = 0,
+ CCDC_PIXFMT_YCBCR_16BIT = 1,
+ CCDC_PIXFMT_YCBCR_8BIT = 2
+};
+
+enum ccdc_frmfmt {
+ CCDC_FRMFMT_PROGRESSIVE = 0,
+ CCDC_FRMFMT_INTERLACED = 1
+};
+
+/* PIXEL ORDER IN MEMORY from LSB to MSB */
+/* only applicable for 8-bit input mode */
+enum ccdc_pixorder {
+ CCDC_PIXORDER_CBYCRY = 1,
+ CCDC_PIXORDER_YCBYCR = 0
+};
+
+enum ccdc_buftype {
+ CCDC_BUFTYPE_FLD_INTERLEAVED,
+ CCDC_BUFTYPE_FLD_SEPARATED
+};
+
+enum ccdc_pinpol {
+ CCDC_PINPOL_POSITIVE = 0,
+ CCDC_PINPOL_NEGATIVE = 1
+};
+#endif
diff --git a/include/media/davinci/ccdc_hw_device.h b/include/media/davinci/ccdc_hw_device.h
new file mode 100644
index 0000000..4ae9876
--- /dev/null
+++ b/include/media/davinci/ccdc_hw_device.h
@@ -0,0 +1,117 @@
+/*
+ * Copyright (C) 2008 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * ccdc device API
+ */
+#ifndef _CCDC_HW_DEVICE_H
+#define _CCDC_HW_DEVICE_H
+
+#ifdef __KERNEL__
+#include <linux/videodev2.h>
+#include <linux/device.h>
+#include <media/davinci/vpfe_types.h>
+#include <media/davinci/ccdc_common.h>
+/*
+ * Maximum number of capture channels supported by VPFE
+ */
+#define CCDC_CAPTURE_NUM_CHANNELS 1
+/*
+ * vpfe hw interface
+ */
+struct ccdc_hw_device {
+
+ /* vpfe device name */
+ char name[30];
+
+ /* Pointer to initialize function to initialize ccdc device */
+ int (*open) (struct device *dev);
+ /* Set of functions pointers for control related functions.
+ * Use queryctrl of decoder interface to check if it is a decoder
+ * control id. If not passed to ccdc to process it
+ */
+ /* set ccdc base address */
+ void (*set_ccdc_base)(void *base, int size);
+
+ /* set vpss base address */
+ void (*set_vpss_base)(void *base, int size);
+
+ /* get ccdc base */
+ void * (*get_ccdc_base)(void);
+
+ /* get vpss base */
+ void * (*get_vpss_base)(void);
+
+ void (*enable) (int en);
+ /*
+ * Pointer to function to enable or disable ccdc
+ */
+ u32 (*reset) (void);
+ /* reset sbl. only for 6446 */
+ void (*enable_out_to_sdram) (int en);
+ /* Pointer to function to set hw frame type */
+ int (*set_hw_if_type) (enum vpfe_hw_if_type iface);
+ /* get interface parameters */
+ int (*get_hw_if_params) (struct vpfe_hw_if_param *param);
+ /* Pointer to function to set parameters. Used
+ * for implementing VPFE_S_CCDC_PARAMS
+ */
+ int (*setparams) (void *params);
+ /* Pointer to function to get parameter. Used
+ * for implementing VPFE_G_CCDC_PARAMS
+ */
+ int (*getparams) (void *params);
+ /* Pointer to function to configure ccdc */
+ int (*configure) (void);
+
+ /* enumerate hw pix formats */
+ int (*enum_pix)(enum vpfe_hw_pix_format *hw_pix, int i);
+ /* Pointer to function to set buffer type */
+ int (*set_buftype) (enum ccdc_buftype buf_type);
+ /* Pointer to function to get buffer type */
+ int (*get_buftype) (enum ccdc_buftype *buf_type);
+ /* Pointer to function to set frame format */
+ int (*set_frame_format) (enum ccdc_frmfmt frm_fmt);
+ /* Pointer to function to get frame format */
+ int (*get_frame_format) (enum ccdc_frmfmt *frm_fmt);
+ /* Pointer to function to set buffer type */
+ int (*get_pixelformat) (enum vpfe_hw_pix_format *pixfmt);
+ /* Pointer to function to get pixel format. Uses V4L2 type */
+ int (*set_pixelformat) (enum vpfe_hw_pix_format pixfmt);
+ /* Pointer to function to set image window */
+ int (*set_image_window) (struct v4l2_rect *win);
+ /* Pointer to function to set image window */
+ int (*get_image_window) (struct v4l2_rect *win);
+ /* Pointer to function to get line length */
+ int (*get_line_length) (unsigned int *len);
+
+ /* Query SoC control IDs */
+ int (*queryctrl)(struct v4l2_queryctrl *qctrl);
+ /* Set SoC control */
+ int (*setcontrol)(struct v4l2_control *ctrl);
+ /* Get SoC control */
+ int (*getcontrol)(struct v4l2_control *ctrl);
+ /* Pointer to function to set current standard info */
+ /* Pointer to function to set frame buffer address */
+ void (*setfbaddr) (unsigned long addr);
+ /* Pointer to function to get field id */
+ int (*getfid) (void);
+ /* Pointer to deinitialize function */
+ int (*close) (struct device *dev);
+};
+
+#endif
+#endif
-- 1.6.0.4
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