[media] davinci: vpfe: dm365: add IPIPE support for media controller driver
Add the IPIPE subdevice to the DM365 vpfe driver. The IPIPE is the major sub IP in the DM365 capture VPFE hardware and implements black clamping, color space conversion, edge enhancements etc. the block is exposed as a subdevice and implements media controller based setup and a private IOCTL for fine grain control. Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com> Signed-off-by: Lad, Prabhakar <prabhakar.lad@ti.com> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Manjunath Hadli
Mauro Carvalho Chehab
parent
6a630533c4
commit
da43b6ccad
1863
drivers/staging/media/davinci_vpfe/dm365_ipipe.c
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1863
drivers/staging/media/davinci_vpfe/dm365_ipipe.c
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drivers/staging/media/davinci_vpfe/dm365_ipipe.h
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drivers/staging/media/davinci_vpfe/dm365_ipipe.h
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/*
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* Copyright (C) 2012 Texas Instruments Inc
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation version 2.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Contributors:
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* Manjunath Hadli <manjunath.hadli@ti.com>
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* Prabhakar Lad <prabhakar.lad@ti.com>
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*/
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#ifndef _DAVINCI_VPFE_DM365_IPIPE_H
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#define _DAVINCI_VPFE_DM365_IPIPE_H
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#include <linux/platform_device.h>
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#include <media/v4l2-ctrls.h>
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#include <media/v4l2-subdev.h>
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#include "davinci_vpfe_user.h"
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#include "vpfe_video.h"
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#define CEIL(a, b) (((a) + (b-1)) / (b))
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enum ipipe_noise_filter {
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IPIPE_D2F_1ST = 0,
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IPIPE_D2F_2ND = 1,
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};
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/* Used for driver storage */
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struct ipipe_otfdpc_2_0 {
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/* 0 - disable, 1 - enable */
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unsigned char en;
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/* defect detection method */
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enum vpfe_ipipe_otfdpc_det_meth det_method;
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/* Algorithm used. Applicable only when IPIPE_DPC_OTF_MIN_MAX2 is
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* used
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*/
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enum vpfe_ipipe_otfdpc_alg alg;
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struct vpfe_ipipe_otfdpc_2_0_cfg otfdpc_2_0;
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};
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struct ipipe_otfdpc_3_0 {
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/* 0 - disable, 1 - enable */
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unsigned char en;
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/* defect detection method */
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enum vpfe_ipipe_otfdpc_det_meth det_method;
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/* Algorithm used. Applicable only when IPIPE_DPC_OTF_MIN_MAX2 is
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* used
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*/
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enum vpfe_ipipe_otfdpc_alg alg;
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struct vpfe_ipipe_otfdpc_3_0_cfg otfdpc_3_0;
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};
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/* Structure for configuring Luminance Adjustment module */
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struct ipipe_lum_adj {
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/* Brightness adjustments */
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unsigned char brightness;
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/* contrast adjustments */
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unsigned char contrast;
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};
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enum ipipe_rgb2rgb {
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IPIPE_RGB2RGB_1 = 0,
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IPIPE_RGB2RGB_2 = 1,
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};
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struct ipipe_module_params {
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__u32 flag;
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struct vpfe_ipipe_input_config input_config;
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struct vpfe_ipipe_lutdpc lutdpc;
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struct vpfe_ipipe_otfdpc otfdpc;
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struct vpfe_ipipe_nf nf1;
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struct vpfe_ipipe_nf nf2;
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struct vpfe_ipipe_gic gic;
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struct vpfe_ipipe_wb wbal;
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struct vpfe_ipipe_cfa cfa;
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struct vpfe_ipipe_rgb2rgb rgb2rgb1;
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struct vpfe_ipipe_rgb2rgb rgb2rgb2;
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struct vpfe_ipipe_gamma gamma;
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struct vpfe_ipipe_3d_lut lut;
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struct vpfe_ipipe_rgb2yuv rgb2yuv;
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struct vpfe_ipipe_gbce gbce;
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struct vpfe_ipipe_yuv422_conv yuv422_conv;
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struct vpfe_ipipe_yee yee;
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struct vpfe_ipipe_car car;
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struct vpfe_ipipe_cgs cgs;
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struct ipipe_lum_adj lum_adj;
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};
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#define IPIPE_PAD_SINK 0
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#define IPIPE_PAD_SOURCE 1
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#define IPIPE_PADS_NUM 2
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#define IPIPE_OUTPUT_NONE 0
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#define IPIPE_OUTPUT_RESIZER (1 << 0)
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enum ipipe_input_entity {
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IPIPE_INPUT_NONE = 0,
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IPIPE_INPUT_MEMORY = 1,
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IPIPE_INPUT_CCDC = 2,
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};
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struct vpfe_ipipe_device {
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struct v4l2_subdev subdev;
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struct media_pad pads[IPIPE_PADS_NUM];
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struct v4l2_mbus_framefmt formats[IPIPE_PADS_NUM];
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enum ipipe_input_entity input;
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unsigned int output;
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struct v4l2_ctrl_handler ctrls;
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void *__iomem base_addr;
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void *__iomem isp5_base_addr;
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struct ipipe_module_params config;
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};
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struct ipipe_module_if {
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unsigned int param_offset;
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unsigned int param_size;
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unsigned int config_offset;
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int (*set)(struct vpfe_ipipe_device *ipipe, void *param);
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int (*get)(struct vpfe_ipipe_device *ipipe, void *param);
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};
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/* data paths */
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enum ipipe_data_paths {
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IPIPE_RAW2YUV,
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/* Bayer RAW input to YCbCr output */
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IPIPE_RAW2RAW,
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/* Bayer Raw to Bayer output */
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IPIPE_RAW2BOX,
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/* Bayer Raw to Boxcar output */
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IPIPE_YUV2YUV
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/* YUV Raw to YUV Raw output */
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};
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#define IPIPE_COLPTN_R_Ye 0x0
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#define IPIPE_COLPTN_Gr_Cy 0x1
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#define IPIPE_COLPTN_Gb_G 0x2
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#define IPIPE_COLPTN_B_Mg 0x3
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#define COLPAT_EE_SHIFT 0
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#define COLPAT_EO_SHIFT 2
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#define COLPAT_OE_SHIFT 4
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#define COLPAT_OO_SHIFT 6
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#define ipipe_sgrbg_pattern \
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(IPIPE_COLPTN_Gr_Cy << COLPAT_EE_SHIFT | \
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IPIPE_COLPTN_R_Ye << COLPAT_EO_SHIFT | \
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IPIPE_COLPTN_B_Mg << COLPAT_OE_SHIFT | \
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IPIPE_COLPTN_Gb_G << COLPAT_OO_SHIFT)
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#define ipipe_srggb_pattern \
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(IPIPE_COLPTN_R_Ye << COLPAT_EE_SHIFT | \
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IPIPE_COLPTN_Gr_Cy << COLPAT_EO_SHIFT | \
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IPIPE_COLPTN_Gb_G << COLPAT_OE_SHIFT | \
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IPIPE_COLPTN_B_Mg << COLPAT_OO_SHIFT)
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int vpfe_ipipe_register_entities(struct vpfe_ipipe_device *ipipe,
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struct v4l2_device *v4l2_dev);
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int vpfe_ipipe_init(struct vpfe_ipipe_device *ipipe,
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struct platform_device *pdev);
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void vpfe_ipipe_unregister_entities(struct vpfe_ipipe_device *ipipe);
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void vpfe_ipipe_cleanup(struct vpfe_ipipe_device *ipipe,
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struct platform_device *pdev);
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void vpfe_ipipe_enable(struct vpfe_device *vpfe_dev, int en);
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#endif /* _DAVINCI_VPFE_DM365_IPIPE_H */
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