[media] Altera FPGA based CI driver module (349bcf02) · Commits · e / devices / android_kernel_oneplus_sm7250

drivers/media/video/cx23885/Kconfig

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		@@ -33,3 +33,12 @@ config VIDEO_CX23885
		To compile this driver as a module, choose M here: the
		module will be called cx23885

		config MEDIA_ALTERA_CI
		tristate "Altera FPGA based CI module"
		depends on VIDEO_CX23885 && DVB_CORE
		select STAPL_ALTERA
		---help---
		An Altera FPGA CI module for NetUP Dual DVB-T/C RF CI card.

		To compile this driver as a module, choose M here: the
		module will be called altera-ci

drivers/media/video/cx23885/Makefile

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		@@ -5,6 +5,7 @@ cx23885-objs := cx23885-cards.o cx23885-video.o cx23885-vbi.o \
		cx23885-f300.o

		obj-$(CONFIG_VIDEO_CX23885) += cx23885.o
		obj-$(CONFIG_MEDIA_ALTERA_CI) += altera-ci.o

		EXTRA_CFLAGS += -Idrivers/media/video
		EXTRA_CFLAGS += -Idrivers/media/common/tuners

drivers/media/video/cx23885/altera-ci.c

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File added.

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drivers/media/video/cx23885/altera-ci.h

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		/*
		* altera-ci.c
		*
		* CI driver in conjunction with NetUp Dual DVB-T/C RF CI card
		*
		* Copyright (C) 2010 NetUP Inc.
		* Copyright (C) 2010 Igor M. Liplianin <liplianin@netup.ru>
		*
		* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
		*/
		#ifndef __ALTERA_CI_H
		#define __ALTERA_CI_H

		#define ALT_DATA 0x000000ff
		#define ALT_TDI 0x00008000
		#define ALT_TDO 0x00004000
		#define ALT_TCK 0x00002000
		#define ALT_RDY 0x00001000
		#define ALT_RD 0x00000800
		#define ALT_WR 0x00000400
		#define ALT_AD_RG 0x00000200
		#define ALT_CS 0x00000100

		struct altera_ci_config {
		void dev;/ main dev, for example cx23885_dev */
		void adapter;/ for CI to connect to */
		struct dvb_demux demux;/ for hardware PID filter to connect to */
		int (fpga_rw) (void dev, int ad_rg, int val, int rw);
		};

		#if defined(CONFIG_MEDIA_ALTERA_CI) \|\| (defined(CONFIG_MEDIA_ALTERA_CI_MODULE) \
		&& defined(MODULE))

		extern int altera_ci_init(struct altera_ci_config *config, int ci_nr);
		extern void altera_ci_release(void *dev, int ci_nr);
		extern int altera_ci_irq(void *dev);
		extern int altera_ci_tuner_reset(void *dev, int ci_nr);

		#else

		static inline int altera_ci_init(struct altera_ci_config *config, int ci_nr)
		{
		printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
		return 0;
		}

		static inline void altera_ci_release(void *dev, int ci_nr)
		{
		printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
		return 0;
		}

		static inline int altera_ci_irq(void *dev)
		{
		printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
		return 0;
		}

		static int altera_ci_tuner_reset(void *dev, int ci_nr)
		{
		printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
		return 0;
		}

		#endif
		#if 0
		static inline int altera_hw_filt_init(struct altera_ci_config *config,
		int hw_filt_nr)
		{
		printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
		return 0;
		}

		static inline void altera_hw_filt_release(void *dev, int filt_nr)
		{
		printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
		return 0;
		}

		static inline int altera_pid_feed_control(void *dev, int filt_nr,
		struct dvb_demux_feed *dvbdmxfeed, int onoff)
		{
		printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
		return 0;
		}

		#endif /* CONFIG_MEDIA_ALTERA_CI */

		#endif /* __ALTERA_CI_H */