1 /*
2  * Copyright (C) 2012 Texas Instruments Inc
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public License as
6  * published by the Free Software Foundation version 2.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11  * GNU General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program; if not, write to the Free Software
15  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
16  *
17  * Contributors:
18  *      Manjunath Hadli <manjunath.hadli@ti.com>
19  *      Prabhakar Lad <prabhakar.lad@ti.com>
20  */
21 
22 #ifndef _DAVINCI_VPFE_MC_CAPTURE_H
23 #define _DAVINCI_VPFE_MC_CAPTURE_H
24 
25 #include "dm365_ipipe.h"
26 #include "dm365_ipipeif.h"
27 #include "dm365_isif.h"
28 #include "dm365_resizer.h"
29 #include "vpfe_video.h"
30 
31 #define VPFE_MAJOR_RELEASE		0
32 #define VPFE_MINOR_RELEASE		0
33 #define VPFE_BUILD			1
34 #define VPFE_CAPTURE_VERSION_CODE       ((VPFE_MAJOR_RELEASE << 16) | \
35 					(VPFE_MINOR_RELEASE << 8)  | \
36 					VPFE_BUILD)
37 
38 /* IPIPE hardware limits */
39 #define IPIPE_MAX_OUTPUT_WIDTH_A	2176
40 #define IPIPE_MAX_OUTPUT_WIDTH_B	640
41 
42 /* Based on max resolution supported. QXGA */
43 #define IPIPE_MAX_OUTPUT_HEIGHT_A	1536
44 /* Based on max resolution supported. VGA */
45 #define IPIPE_MAX_OUTPUT_HEIGHT_B	480
46 
47 #define to_vpfe_device(ptr_module)				\
48 	container_of(ptr_module, struct vpfe_device, vpfe_##ptr_module)
49 #define to_device(ptr_module)						\
50 	(to_vpfe_device(ptr_module)->dev)
51 
52 struct vpfe_device {
53 	/* external registered sub devices */
54 	struct v4l2_subdev		**sd;
55 	/* number of registered external subdevs */
56 	unsigned int			num_ext_subdevs;
57 	/* vpfe cfg */
58 	struct vpfe_config		*cfg;
59 	/* clock ptrs for vpfe capture */
60 	struct clk			**clks;
61 	/* V4l2 device */
62 	struct v4l2_device		v4l2_dev;
63 	/* parent device */
64 	struct device			*pdev;
65 	/* IRQ number for DMA transfer completion at the image processor */
66 	unsigned int			imp_dma_irq;
67 	/* CCDC IRQs used when CCDC/ISIF output to SDRAM */
68 	unsigned int			ccdc_irq0;
69 	unsigned int			ccdc_irq1;
70 	/* media device */
71 	struct media_device		media_dev;
72 	/* ccdc subdevice */
73 	struct vpfe_isif_device		vpfe_isif;
74 	/* ipipeif subdevice */
75 	struct vpfe_ipipeif_device	vpfe_ipipeif;
76 	/* ipipe subdevice */
77 	struct vpfe_ipipe_device	vpfe_ipipe;
78 	/* resizer subdevice */
79 	struct vpfe_resizer_device	vpfe_resizer;
80 };
81 
82 /* File handle structure */
83 struct vpfe_fh {
84 	struct v4l2_fh vfh;
85 	struct vpfe_video_device *video;
86 	/* Indicates whether this file handle is doing IO */
87 	u8 io_allowed;
88 };
89 
90 void mbus_to_pix(const struct v4l2_mbus_framefmt *mbus,
91 			   struct v4l2_pix_format *pix);
92 
93 #endif		/* _DAVINCI_VPFE_MC_CAPTURE_H */
94