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			801 lines
		
	
	
	
		
			19 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			801 lines
		
	
	
	
		
			19 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
 | |
|  * pluto2.c - Satelco Easywatch Mobile Terrestrial Receiver [DVB-T]
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|  *
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|  * Copyright (C) 2005 Andreas Oberritter <obi@linuxtv.org>
 | |
|  *
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|  * based on pluto2.c 1.10 - http://instinct-wp8.no-ip.org/pluto/
 | |
|  * 	by Dany Salman <salmandany@yahoo.fr>
 | |
|  *	Copyright (c) 2004 TDF
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|  *
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|  * 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
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|  * the Free Software Foundation; either version 2 of the License, or
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|  * (at your option) any later version.
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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
 | |
|  * along with this program; if not, write to the Free Software
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|  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 | |
|  *
 | |
|  */
 | |
| 
 | |
| #include <linux/i2c.h>
 | |
| #include <linux/i2c-algo-bit.h>
 | |
| #include <linux/init.h>
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| #include <linux/interrupt.h>
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| #include <linux/kernel.h>
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| #include <linux/module.h>
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| #include <linux/pci.h>
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| #include <linux/dma-mapping.h>
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| #include <linux/slab.h>
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| 
 | |
| #include "demux.h"
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| #include "dmxdev.h"
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| #include "dvb_demux.h"
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| #include "dvb_frontend.h"
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| #include "dvb_net.h"
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| #include "dvbdev.h"
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| #include "tda1004x.h"
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| 
 | |
| DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
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| 
 | |
| #define DRIVER_NAME		"pluto2"
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| 
 | |
| #define REG_PIDn(n)		((n) << 2)	/* PID n pattern registers */
 | |
| #define REG_PCAR		0x0020		/* PC address register */
 | |
| #define REG_TSCR		0x0024		/* TS ctrl & status */
 | |
| #define REG_MISC		0x0028		/* miscellaneous */
 | |
| #define REG_MMAC		0x002c		/* MSB MAC address */
 | |
| #define REG_IMAC		0x0030		/* ISB MAC address */
 | |
| #define REG_LMAC		0x0034		/* LSB MAC address */
 | |
| #define REG_SPID		0x0038		/* SPI data */
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| #define REG_SLCS		0x003c		/* serial links ctrl/status */
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| 
 | |
| #define PID0_NOFIL		(0x0001 << 16)
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| #define PIDn_ENP		(0x0001 << 15)
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| #define PID0_END		(0x0001 << 14)
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| #define PID0_AFIL		(0x0001 << 13)
 | |
| #define PIDn_PID		(0x1fff <<  0)
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| 
 | |
| #define TSCR_NBPACKETS		(0x00ff << 24)
 | |
| #define TSCR_DEM		(0x0001 << 17)
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| #define TSCR_DE			(0x0001 << 16)
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| #define TSCR_RSTN		(0x0001 << 15)
 | |
| #define TSCR_MSKO		(0x0001 << 14)
 | |
| #define TSCR_MSKA		(0x0001 << 13)
 | |
| #define TSCR_MSKL		(0x0001 << 12)
 | |
| #define TSCR_OVR		(0x0001 << 11)
 | |
| #define TSCR_AFUL		(0x0001 << 10)
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| #define TSCR_LOCK		(0x0001 <<  9)
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| #define TSCR_IACK		(0x0001 <<  8)
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| #define TSCR_ADEF		(0x007f <<  0)
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| 
 | |
| #define MISC_DVR		(0x0fff <<  4)
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| #define MISC_ALED		(0x0001 <<  3)
 | |
| #define MISC_FRST		(0x0001 <<  2)
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| #define MISC_LED1		(0x0001 <<  1)
 | |
| #define MISC_LED0		(0x0001 <<  0)
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| 
 | |
| #define SPID_SPIDR		(0x00ff <<  0)
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| 
 | |
| #define SLCS_SCL		(0x0001 <<  7)
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| #define SLCS_SDA		(0x0001 <<  6)
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| #define SLCS_CSN		(0x0001 <<  2)
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| #define SLCS_OVR		(0x0001 <<  1)
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| #define SLCS_SWC		(0x0001 <<  0)
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| 
 | |
| #define TS_DMA_PACKETS		(8)
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| #define TS_DMA_BYTES		(188 * TS_DMA_PACKETS)
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| 
 | |
| #define I2C_ADDR_TDA10046	0x10
 | |
| #define I2C_ADDR_TUA6034	0xc2
 | |
| #define NHWFILTERS		8
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| 
 | |
| struct pluto {
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| 	/* pci */
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| 	struct pci_dev *pdev;
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| 	u8 __iomem *io_mem;
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| 
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| 	/* dvb */
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| 	struct dmx_frontend hw_frontend;
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| 	struct dmx_frontend mem_frontend;
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| 	struct dmxdev dmxdev;
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| 	struct dvb_adapter dvb_adapter;
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| 	struct dvb_demux demux;
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| 	struct dvb_frontend *fe;
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| 	struct dvb_net dvbnet;
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| 	unsigned int full_ts_users;
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| 	unsigned int users;
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| 
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| 	/* i2c */
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| 	struct i2c_algo_bit_data i2c_bit;
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| 	struct i2c_adapter i2c_adap;
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| 	unsigned int i2cbug;
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| 
 | |
| 	/* irq */
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| 	unsigned int overflow;
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| 	unsigned int dead;
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| 
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| 	/* dma */
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| 	dma_addr_t dma_addr;
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| 	u8 dma_buf[TS_DMA_BYTES];
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| 	u8 dummy[4096];
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| };
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| 
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| static inline struct pluto *feed_to_pluto(struct dvb_demux_feed *feed)
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| {
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| 	return container_of(feed->demux, struct pluto, demux);
 | |
| }
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| 
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| static inline struct pluto *frontend_to_pluto(struct dvb_frontend *fe)
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| {
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| 	return container_of(fe->dvb, struct pluto, dvb_adapter);
 | |
| }
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| 
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| static inline u32 pluto_readreg(struct pluto *pluto, u32 reg)
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| {
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| 	return readl(&pluto->io_mem[reg]);
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| }
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| 
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| static inline void pluto_writereg(struct pluto *pluto, u32 reg, u32 val)
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| {
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| 	writel(val, &pluto->io_mem[reg]);
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| }
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| 
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| static inline void pluto_rw(struct pluto *pluto, u32 reg, u32 mask, u32 bits)
 | |
| {
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| 	u32 val = readl(&pluto->io_mem[reg]);
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| 	val &= ~mask;
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| 	val |= bits;
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| 	writel(val, &pluto->io_mem[reg]);
 | |
| }
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| 
 | |
| static void pluto_write_tscr(struct pluto *pluto, u32 val)
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| {
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| 	/* set the number of packets */
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| 	val &= ~TSCR_ADEF;
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| 	val |= TS_DMA_PACKETS / 2;
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| 
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| 	pluto_writereg(pluto, REG_TSCR, val);
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| }
 | |
| 
 | |
| static void pluto_setsda(void *data, int state)
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| {
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| 	struct pluto *pluto = data;
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| 
 | |
| 	if (state)
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| 		pluto_rw(pluto, REG_SLCS, SLCS_SDA, SLCS_SDA);
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| 	else
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| 		pluto_rw(pluto, REG_SLCS, SLCS_SDA, 0);
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| }
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| 
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| static void pluto_setscl(void *data, int state)
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| {
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| 	struct pluto *pluto = data;
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| 
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| 	if (state)
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| 		pluto_rw(pluto, REG_SLCS, SLCS_SCL, SLCS_SCL);
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| 	else
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| 		pluto_rw(pluto, REG_SLCS, SLCS_SCL, 0);
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| 
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| 	/* try to detect i2c_inb() to workaround hardware bug:
 | |
| 	 * reset SDA to high after SCL has been set to low */
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| 	if ((state) && (pluto->i2cbug == 0)) {
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| 		pluto->i2cbug = 1;
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| 	} else {
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| 		if ((!state) && (pluto->i2cbug == 1))
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| 			pluto_setsda(pluto, 1);
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| 		pluto->i2cbug = 0;
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| 	}
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| }
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| 
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| static int pluto_getsda(void *data)
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| {
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| 	struct pluto *pluto = data;
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| 
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| 	return pluto_readreg(pluto, REG_SLCS) & SLCS_SDA;
 | |
| }
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| 
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| static int pluto_getscl(void *data)
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| {
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| 	struct pluto *pluto = data;
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| 
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| 	return pluto_readreg(pluto, REG_SLCS) & SLCS_SCL;
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| }
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| 
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| static void pluto_reset_frontend(struct pluto *pluto, int reenable)
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| {
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| 	u32 val = pluto_readreg(pluto, REG_MISC);
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| 
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| 	if (val & MISC_FRST) {
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| 		val &= ~MISC_FRST;
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| 		pluto_writereg(pluto, REG_MISC, val);
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| 	}
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| 	if (reenable) {
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| 		val |= MISC_FRST;
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| 		pluto_writereg(pluto, REG_MISC, val);
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| 	}
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| }
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| 
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| static void pluto_reset_ts(struct pluto *pluto, int reenable)
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| {
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| 	u32 val = pluto_readreg(pluto, REG_TSCR);
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| 
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| 	if (val & TSCR_RSTN) {
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| 		val &= ~TSCR_RSTN;
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| 		pluto_write_tscr(pluto, val);
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| 	}
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| 	if (reenable) {
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| 		val |= TSCR_RSTN;
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| 		pluto_write_tscr(pluto, val);
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| 	}
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| }
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| 
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| static void pluto_set_dma_addr(struct pluto *pluto)
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| {
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| 	pluto_writereg(pluto, REG_PCAR, pluto->dma_addr);
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| }
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| 
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| static int pluto_dma_map(struct pluto *pluto)
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| {
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| 	pluto->dma_addr = pci_map_single(pluto->pdev, pluto->dma_buf,
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| 			TS_DMA_BYTES, PCI_DMA_FROMDEVICE);
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| 
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| 	return pci_dma_mapping_error(pluto->pdev, pluto->dma_addr);
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| }
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| 
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| static void pluto_dma_unmap(struct pluto *pluto)
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| {
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| 	pci_unmap_single(pluto->pdev, pluto->dma_addr,
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| 			TS_DMA_BYTES, PCI_DMA_FROMDEVICE);
 | |
| }
 | |
| 
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| static int pluto_start_feed(struct dvb_demux_feed *f)
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| {
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| 	struct pluto *pluto = feed_to_pluto(f);
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| 
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| 	/* enable PID filtering */
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| 	if (pluto->users++ == 0)
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| 		pluto_rw(pluto, REG_PIDn(0), PID0_AFIL | PID0_NOFIL, 0);
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| 
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| 	if ((f->pid < 0x2000) && (f->index < NHWFILTERS))
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| 		pluto_rw(pluto, REG_PIDn(f->index), PIDn_ENP | PIDn_PID, PIDn_ENP | f->pid);
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| 	else if (pluto->full_ts_users++ == 0)
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| 		pluto_rw(pluto, REG_PIDn(0), PID0_NOFIL, PID0_NOFIL);
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| 
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| 	return 0;
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| }
 | |
| 
 | |
| static int pluto_stop_feed(struct dvb_demux_feed *f)
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| {
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| 	struct pluto *pluto = feed_to_pluto(f);
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| 
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| 	/* disable PID filtering */
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| 	if (--pluto->users == 0)
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| 		pluto_rw(pluto, REG_PIDn(0), PID0_AFIL, PID0_AFIL);
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| 
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| 	if ((f->pid < 0x2000) && (f->index < NHWFILTERS))
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| 		pluto_rw(pluto, REG_PIDn(f->index), PIDn_ENP | PIDn_PID, 0x1fff);
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| 	else if (--pluto->full_ts_users == 0)
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| 		pluto_rw(pluto, REG_PIDn(0), PID0_NOFIL, 0);
 | |
| 
 | |
| 	return 0;
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| }
 | |
| 
 | |
| static void pluto_dma_end(struct pluto *pluto, unsigned int nbpackets)
 | |
| {
 | |
| 	/* synchronize the DMA transfer with the CPU
 | |
| 	 * first so that we see updated contents. */
 | |
| 	pci_dma_sync_single_for_cpu(pluto->pdev, pluto->dma_addr,
 | |
| 			TS_DMA_BYTES, PCI_DMA_FROMDEVICE);
 | |
| 
 | |
| 	/* Workaround for broken hardware:
 | |
| 	 * [1] On startup NBPACKETS seems to contain an uninitialized value,
 | |
| 	 *     but no packets have been transferred.
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| 	 * [2] Sometimes (actually very often) NBPACKETS stays at zero
 | |
| 	 *     although one packet has been transferred.
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| 	 * [3] Sometimes (actually rarely), the card gets into an erroneous
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| 	 *     mode where it continuously generates interrupts, claiming it
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| 	 *     has received nbpackets>TS_DMA_PACKETS packets, but no packet
 | |
| 	 *     has been transferred. Only a reset seems to solve this
 | |
| 	 */
 | |
| 	if ((nbpackets == 0) || (nbpackets > TS_DMA_PACKETS)) {
 | |
| 		unsigned int i = 0;
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| 		while (pluto->dma_buf[i] == 0x47)
 | |
| 			i += 188;
 | |
| 		nbpackets = i / 188;
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| 		if (i == 0) {
 | |
| 			pluto_reset_ts(pluto, 1);
 | |
| 			dev_printk(KERN_DEBUG, &pluto->pdev->dev, "resetting TS because of invalid packet counter\n");
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	dvb_dmx_swfilter_packets(&pluto->demux, pluto->dma_buf, nbpackets);
 | |
| 
 | |
| 	/* clear the dma buffer. this is needed to be able to identify
 | |
| 	 * new valid ts packets above */
 | |
| 	memset(pluto->dma_buf, 0, nbpackets * 188);
 | |
| 
 | |
| 	/* reset the dma address */
 | |
| 	pluto_set_dma_addr(pluto);
 | |
| 
 | |
| 	/* sync the buffer and give it back to the card */
 | |
| 	pci_dma_sync_single_for_device(pluto->pdev, pluto->dma_addr,
 | |
| 			TS_DMA_BYTES, PCI_DMA_FROMDEVICE);
 | |
| }
 | |
| 
 | |
| static irqreturn_t pluto_irq(int irq, void *dev_id)
 | |
| {
 | |
| 	struct pluto *pluto = dev_id;
 | |
| 	u32 tscr;
 | |
| 
 | |
| 	/* check whether an interrupt occurred on this device */
 | |
| 	tscr = pluto_readreg(pluto, REG_TSCR);
 | |
| 	if (!(tscr & (TSCR_DE | TSCR_OVR)))
 | |
| 		return IRQ_NONE;
 | |
| 
 | |
| 	if (tscr == 0xffffffff) {
 | |
| 		if (pluto->dead == 0)
 | |
| 			dev_err(&pluto->pdev->dev, "card has hung or been ejected.\n");
 | |
| 		/* It's dead Jim */
 | |
| 		pluto->dead = 1;
 | |
| 		return IRQ_HANDLED;
 | |
| 	}
 | |
| 
 | |
| 	/* dma end interrupt */
 | |
| 	if (tscr & TSCR_DE) {
 | |
| 		pluto_dma_end(pluto, (tscr & TSCR_NBPACKETS) >> 24);
 | |
| 		/* overflow interrupt */
 | |
| 		if (tscr & TSCR_OVR)
 | |
| 			pluto->overflow++;
 | |
| 		if (pluto->overflow) {
 | |
| 			dev_err(&pluto->pdev->dev, "overflow irq (%d)\n",
 | |
| 					pluto->overflow);
 | |
| 			pluto_reset_ts(pluto, 1);
 | |
| 			pluto->overflow = 0;
 | |
| 		}
 | |
| 	} else if (tscr & TSCR_OVR) {
 | |
| 		pluto->overflow++;
 | |
| 	}
 | |
| 
 | |
| 	/* ACK the interrupt */
 | |
| 	pluto_write_tscr(pluto, tscr | TSCR_IACK);
 | |
| 
 | |
| 	return IRQ_HANDLED;
 | |
| }
 | |
| 
 | |
| static void pluto_enable_irqs(struct pluto *pluto)
 | |
| {
 | |
| 	u32 val = pluto_readreg(pluto, REG_TSCR);
 | |
| 
 | |
| 	/* disable AFUL and LOCK interrupts */
 | |
| 	val |= (TSCR_MSKA | TSCR_MSKL);
 | |
| 	/* enable DMA and OVERFLOW interrupts */
 | |
| 	val &= ~(TSCR_DEM | TSCR_MSKO);
 | |
| 	/* clear pending interrupts */
 | |
| 	val |= TSCR_IACK;
 | |
| 
 | |
| 	pluto_write_tscr(pluto, val);
 | |
| }
 | |
| 
 | |
| static void pluto_disable_irqs(struct pluto *pluto)
 | |
| {
 | |
| 	u32 val = pluto_readreg(pluto, REG_TSCR);
 | |
| 
 | |
| 	/* disable all interrupts */
 | |
| 	val |= (TSCR_DEM | TSCR_MSKO | TSCR_MSKA | TSCR_MSKL);
 | |
| 	/* clear pending interrupts */
 | |
| 	val |= TSCR_IACK;
 | |
| 
 | |
| 	pluto_write_tscr(pluto, val);
 | |
| }
 | |
| 
 | |
| static int pluto_hw_init(struct pluto *pluto)
 | |
| {
 | |
| 	pluto_reset_frontend(pluto, 1);
 | |
| 
 | |
| 	/* set automatic LED control by FPGA */
 | |
| 	pluto_rw(pluto, REG_MISC, MISC_ALED, MISC_ALED);
 | |
| 
 | |
| 	/* set data endianness */
 | |
| #ifdef __LITTLE_ENDIAN
 | |
| 	pluto_rw(pluto, REG_PIDn(0), PID0_END, PID0_END);
 | |
| #else
 | |
| 	pluto_rw(pluto, REG_PIDn(0), PID0_END, 0);
 | |
| #endif
 | |
| 	/* map DMA and set address */
 | |
| 	pluto_dma_map(pluto);
 | |
| 	pluto_set_dma_addr(pluto);
 | |
| 
 | |
| 	/* enable interrupts */
 | |
| 	pluto_enable_irqs(pluto);
 | |
| 
 | |
| 	/* reset TS logic */
 | |
| 	pluto_reset_ts(pluto, 1);
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static void pluto_hw_exit(struct pluto *pluto)
 | |
| {
 | |
| 	/* disable interrupts */
 | |
| 	pluto_disable_irqs(pluto);
 | |
| 
 | |
| 	pluto_reset_ts(pluto, 0);
 | |
| 
 | |
| 	/* LED: disable automatic control, enable yellow, disable green */
 | |
| 	pluto_rw(pluto, REG_MISC, MISC_ALED | MISC_LED1 | MISC_LED0, MISC_LED1);
 | |
| 
 | |
| 	/* unmap DMA */
 | |
| 	pluto_dma_unmap(pluto);
 | |
| 
 | |
| 	pluto_reset_frontend(pluto, 0);
 | |
| }
 | |
| 
 | |
| static inline u32 divide(u32 numerator, u32 denominator)
 | |
| {
 | |
| 	if (denominator == 0)
 | |
| 		return ~0;
 | |
| 
 | |
| 	return DIV_ROUND_CLOSEST(numerator, denominator);
 | |
| }
 | |
| 
 | |
| /* LG Innotek TDTE-E001P (Infineon TUA6034) */
 | |
| static int lg_tdtpe001p_tuner_set_params(struct dvb_frontend *fe)
 | |
| {
 | |
| 	struct dtv_frontend_properties *p = &fe->dtv_property_cache;
 | |
| 	struct pluto *pluto = frontend_to_pluto(fe);
 | |
| 	struct i2c_msg msg;
 | |
| 	int ret;
 | |
| 	u8 buf[4];
 | |
| 	u32 div;
 | |
| 
 | |
| 	// Fref = 166.667 Hz
 | |
| 	// Fref * 3 = 500.000 Hz
 | |
| 	// IF = 36166667
 | |
| 	// IF / Fref = 217
 | |
| 	//div = divide(p->frequency + 36166667, 166667);
 | |
| 	div = divide(p->frequency * 3, 500000) + 217;
 | |
| 	buf[0] = (div >> 8) & 0x7f;
 | |
| 	buf[1] = (div >> 0) & 0xff;
 | |
| 
 | |
| 	if (p->frequency < 611000000)
 | |
| 		buf[2] = 0xb4;
 | |
| 	else if (p->frequency < 811000000)
 | |
| 		buf[2] = 0xbc;
 | |
| 	else
 | |
| 		buf[2] = 0xf4;
 | |
| 
 | |
| 	// VHF: 174-230 MHz
 | |
| 	// center: 350 MHz
 | |
| 	// UHF: 470-862 MHz
 | |
| 	if (p->frequency < 350000000)
 | |
| 		buf[3] = 0x02;
 | |
| 	else
 | |
| 		buf[3] = 0x04;
 | |
| 
 | |
| 	if (p->bandwidth_hz == 8000000)
 | |
| 		buf[3] |= 0x08;
 | |
| 
 | |
| 	msg.addr = I2C_ADDR_TUA6034 >> 1;
 | |
| 	msg.flags = 0;
 | |
| 	msg.buf = buf;
 | |
| 	msg.len = sizeof(buf);
 | |
| 
 | |
| 	if (fe->ops.i2c_gate_ctrl)
 | |
| 		fe->ops.i2c_gate_ctrl(fe, 1);
 | |
| 	ret = i2c_transfer(&pluto->i2c_adap, &msg, 1);
 | |
| 	if (ret < 0)
 | |
| 		return ret;
 | |
| 	else if (ret == 0)
 | |
| 		return -EREMOTEIO;
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int pluto2_request_firmware(struct dvb_frontend *fe,
 | |
| 				   const struct firmware **fw, char *name)
 | |
| {
 | |
| 	struct pluto *pluto = frontend_to_pluto(fe);
 | |
| 
 | |
| 	return request_firmware(fw, name, &pluto->pdev->dev);
 | |
| }
 | |
| 
 | |
| static struct tda1004x_config pluto2_fe_config = {
 | |
| 	.demod_address = I2C_ADDR_TDA10046 >> 1,
 | |
| 	.invert = 1,
 | |
| 	.invert_oclk = 0,
 | |
| 	.xtal_freq = TDA10046_XTAL_16M,
 | |
| 	.agc_config = TDA10046_AGC_DEFAULT,
 | |
| 	.if_freq = TDA10046_FREQ_3617,
 | |
| 	.request_firmware = pluto2_request_firmware,
 | |
| };
 | |
| 
 | |
| static int frontend_init(struct pluto *pluto)
 | |
| {
 | |
| 	int ret;
 | |
| 
 | |
| 	pluto->fe = tda10046_attach(&pluto2_fe_config, &pluto->i2c_adap);
 | |
| 	if (!pluto->fe) {
 | |
| 		dev_err(&pluto->pdev->dev, "could not attach frontend\n");
 | |
| 		return -ENODEV;
 | |
| 	}
 | |
| 	pluto->fe->ops.tuner_ops.set_params = lg_tdtpe001p_tuner_set_params;
 | |
| 
 | |
| 	ret = dvb_register_frontend(&pluto->dvb_adapter, pluto->fe);
 | |
| 	if (ret < 0) {
 | |
| 		if (pluto->fe->ops.release)
 | |
| 			pluto->fe->ops.release(pluto->fe);
 | |
| 		return ret;
 | |
| 	}
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static void pluto_read_rev(struct pluto *pluto)
 | |
| {
 | |
| 	u32 val = pluto_readreg(pluto, REG_MISC) & MISC_DVR;
 | |
| 	dev_info(&pluto->pdev->dev, "board revision %d.%d\n",
 | |
| 			(val >> 12) & 0x0f, (val >> 4) & 0xff);
 | |
| }
 | |
| 
 | |
| static void pluto_read_mac(struct pluto *pluto, u8 *mac)
 | |
| {
 | |
| 	u32 val = pluto_readreg(pluto, REG_MMAC);
 | |
| 	mac[0] = (val >> 8) & 0xff;
 | |
| 	mac[1] = (val >> 0) & 0xff;
 | |
| 
 | |
| 	val = pluto_readreg(pluto, REG_IMAC);
 | |
| 	mac[2] = (val >> 8) & 0xff;
 | |
| 	mac[3] = (val >> 0) & 0xff;
 | |
| 
 | |
| 	val = pluto_readreg(pluto, REG_LMAC);
 | |
| 	mac[4] = (val >> 8) & 0xff;
 | |
| 	mac[5] = (val >> 0) & 0xff;
 | |
| 
 | |
| 	dev_info(&pluto->pdev->dev, "MAC %pM\n", mac);
 | |
| }
 | |
| 
 | |
| static int pluto_read_serial(struct pluto *pluto)
 | |
| {
 | |
| 	struct pci_dev *pdev = pluto->pdev;
 | |
| 	unsigned int i, j;
 | |
| 	u8 __iomem *cis;
 | |
| 
 | |
| 	cis = pci_iomap(pdev, 1, 0);
 | |
| 	if (!cis)
 | |
| 		return -EIO;
 | |
| 
 | |
| 	dev_info(&pdev->dev, "S/N ");
 | |
| 
 | |
| 	for (i = 0xe0; i < 0x100; i += 4) {
 | |
| 		u32 val = readl(&cis[i]);
 | |
| 		for (j = 0; j < 32; j += 8) {
 | |
| 			if ((val & 0xff) == 0xff)
 | |
| 				goto out;
 | |
| 			printk("%c", val & 0xff);
 | |
| 			val >>= 8;
 | |
| 		}
 | |
| 	}
 | |
| out:
 | |
| 	printk("\n");
 | |
| 	pci_iounmap(pdev, cis);
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int pluto2_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 | |
| {
 | |
| 	struct pluto *pluto;
 | |
| 	struct dvb_adapter *dvb_adapter;
 | |
| 	struct dvb_demux *dvbdemux;
 | |
| 	struct dmx_demux *dmx;
 | |
| 	int ret = -ENOMEM;
 | |
| 
 | |
| 	pluto = kzalloc(sizeof(struct pluto), GFP_KERNEL);
 | |
| 	if (!pluto)
 | |
| 		goto out;
 | |
| 
 | |
| 	pluto->pdev = pdev;
 | |
| 
 | |
| 	ret = pci_enable_device(pdev);
 | |
| 	if (ret < 0)
 | |
| 		goto err_kfree;
 | |
| 
 | |
| 	/* enable interrupts */
 | |
| 	pci_write_config_dword(pdev, 0x6c, 0x8000);
 | |
| 
 | |
| 	ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
 | |
| 	if (ret < 0)
 | |
| 		goto err_pci_disable_device;
 | |
| 
 | |
| 	pci_set_master(pdev);
 | |
| 
 | |
| 	ret = pci_request_regions(pdev, DRIVER_NAME);
 | |
| 	if (ret < 0)
 | |
| 		goto err_pci_disable_device;
 | |
| 
 | |
| 	pluto->io_mem = pci_iomap(pdev, 0, 0x40);
 | |
| 	if (!pluto->io_mem) {
 | |
| 		ret = -EIO;
 | |
| 		goto err_pci_release_regions;
 | |
| 	}
 | |
| 
 | |
| 	pci_set_drvdata(pdev, pluto);
 | |
| 
 | |
| 	ret = request_irq(pdev->irq, pluto_irq, IRQF_SHARED, DRIVER_NAME, pluto);
 | |
| 	if (ret < 0)
 | |
| 		goto err_pci_iounmap;
 | |
| 
 | |
| 	ret = pluto_hw_init(pluto);
 | |
| 	if (ret < 0)
 | |
| 		goto err_free_irq;
 | |
| 
 | |
| 	/* i2c */
 | |
| 	i2c_set_adapdata(&pluto->i2c_adap, pluto);
 | |
| 	strcpy(pluto->i2c_adap.name, DRIVER_NAME);
 | |
| 	pluto->i2c_adap.owner = THIS_MODULE;
 | |
| 	pluto->i2c_adap.dev.parent = &pdev->dev;
 | |
| 	pluto->i2c_adap.algo_data = &pluto->i2c_bit;
 | |
| 	pluto->i2c_bit.data = pluto;
 | |
| 	pluto->i2c_bit.setsda = pluto_setsda;
 | |
| 	pluto->i2c_bit.setscl = pluto_setscl;
 | |
| 	pluto->i2c_bit.getsda = pluto_getsda;
 | |
| 	pluto->i2c_bit.getscl = pluto_getscl;
 | |
| 	pluto->i2c_bit.udelay = 10;
 | |
| 	pluto->i2c_bit.timeout = 10;
 | |
| 
 | |
| 	/* Raise SCL and SDA */
 | |
| 	pluto_setsda(pluto, 1);
 | |
| 	pluto_setscl(pluto, 1);
 | |
| 
 | |
| 	ret = i2c_bit_add_bus(&pluto->i2c_adap);
 | |
| 	if (ret < 0)
 | |
| 		goto err_pluto_hw_exit;
 | |
| 
 | |
| 	/* dvb */
 | |
| 	ret = dvb_register_adapter(&pluto->dvb_adapter, DRIVER_NAME,
 | |
| 				   THIS_MODULE, &pdev->dev, adapter_nr);
 | |
| 	if (ret < 0)
 | |
| 		goto err_i2c_del_adapter;
 | |
| 
 | |
| 	dvb_adapter = &pluto->dvb_adapter;
 | |
| 
 | |
| 	pluto_read_rev(pluto);
 | |
| 	pluto_read_serial(pluto);
 | |
| 	pluto_read_mac(pluto, dvb_adapter->proposed_mac);
 | |
| 
 | |
| 	dvbdemux = &pluto->demux;
 | |
| 	dvbdemux->filternum = 256;
 | |
| 	dvbdemux->feednum = 256;
 | |
| 	dvbdemux->start_feed = pluto_start_feed;
 | |
| 	dvbdemux->stop_feed = pluto_stop_feed;
 | |
| 	dvbdemux->dmx.capabilities = (DMX_TS_FILTERING |
 | |
| 			DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING);
 | |
| 	ret = dvb_dmx_init(dvbdemux);
 | |
| 	if (ret < 0)
 | |
| 		goto err_dvb_unregister_adapter;
 | |
| 
 | |
| 	dmx = &dvbdemux->dmx;
 | |
| 
 | |
| 	pluto->hw_frontend.source = DMX_FRONTEND_0;
 | |
| 	pluto->mem_frontend.source = DMX_MEMORY_FE;
 | |
| 	pluto->dmxdev.filternum = NHWFILTERS;
 | |
| 	pluto->dmxdev.demux = dmx;
 | |
| 
 | |
| 	ret = dvb_dmxdev_init(&pluto->dmxdev, dvb_adapter);
 | |
| 	if (ret < 0)
 | |
| 		goto err_dvb_dmx_release;
 | |
| 
 | |
| 	ret = dmx->add_frontend(dmx, &pluto->hw_frontend);
 | |
| 	if (ret < 0)
 | |
| 		goto err_dvb_dmxdev_release;
 | |
| 
 | |
| 	ret = dmx->add_frontend(dmx, &pluto->mem_frontend);
 | |
| 	if (ret < 0)
 | |
| 		goto err_remove_hw_frontend;
 | |
| 
 | |
| 	ret = dmx->connect_frontend(dmx, &pluto->hw_frontend);
 | |
| 	if (ret < 0)
 | |
| 		goto err_remove_mem_frontend;
 | |
| 
 | |
| 	ret = frontend_init(pluto);
 | |
| 	if (ret < 0)
 | |
| 		goto err_disconnect_frontend;
 | |
| 
 | |
| 	dvb_net_init(dvb_adapter, &pluto->dvbnet, dmx);
 | |
| out:
 | |
| 	return ret;
 | |
| 
 | |
| err_disconnect_frontend:
 | |
| 	dmx->disconnect_frontend(dmx);
 | |
| err_remove_mem_frontend:
 | |
| 	dmx->remove_frontend(dmx, &pluto->mem_frontend);
 | |
| err_remove_hw_frontend:
 | |
| 	dmx->remove_frontend(dmx, &pluto->hw_frontend);
 | |
| err_dvb_dmxdev_release:
 | |
| 	dvb_dmxdev_release(&pluto->dmxdev);
 | |
| err_dvb_dmx_release:
 | |
| 	dvb_dmx_release(dvbdemux);
 | |
| err_dvb_unregister_adapter:
 | |
| 	dvb_unregister_adapter(dvb_adapter);
 | |
| err_i2c_del_adapter:
 | |
| 	i2c_del_adapter(&pluto->i2c_adap);
 | |
| err_pluto_hw_exit:
 | |
| 	pluto_hw_exit(pluto);
 | |
| err_free_irq:
 | |
| 	free_irq(pdev->irq, pluto);
 | |
| err_pci_iounmap:
 | |
| 	pci_iounmap(pdev, pluto->io_mem);
 | |
| err_pci_release_regions:
 | |
| 	pci_release_regions(pdev);
 | |
| err_pci_disable_device:
 | |
| 	pci_disable_device(pdev);
 | |
| err_kfree:
 | |
| 	kfree(pluto);
 | |
| 	goto out;
 | |
| }
 | |
| 
 | |
| static void pluto2_remove(struct pci_dev *pdev)
 | |
| {
 | |
| 	struct pluto *pluto = pci_get_drvdata(pdev);
 | |
| 	struct dvb_adapter *dvb_adapter = &pluto->dvb_adapter;
 | |
| 	struct dvb_demux *dvbdemux = &pluto->demux;
 | |
| 	struct dmx_demux *dmx = &dvbdemux->dmx;
 | |
| 
 | |
| 	dmx->close(dmx);
 | |
| 	dvb_net_release(&pluto->dvbnet);
 | |
| 	if (pluto->fe)
 | |
| 		dvb_unregister_frontend(pluto->fe);
 | |
| 
 | |
| 	dmx->disconnect_frontend(dmx);
 | |
| 	dmx->remove_frontend(dmx, &pluto->mem_frontend);
 | |
| 	dmx->remove_frontend(dmx, &pluto->hw_frontend);
 | |
| 	dvb_dmxdev_release(&pluto->dmxdev);
 | |
| 	dvb_dmx_release(dvbdemux);
 | |
| 	dvb_unregister_adapter(dvb_adapter);
 | |
| 	i2c_del_adapter(&pluto->i2c_adap);
 | |
| 	pluto_hw_exit(pluto);
 | |
| 	free_irq(pdev->irq, pluto);
 | |
| 	pci_iounmap(pdev, pluto->io_mem);
 | |
| 	pci_release_regions(pdev);
 | |
| 	pci_disable_device(pdev);
 | |
| 	kfree(pluto);
 | |
| }
 | |
| 
 | |
| #ifndef PCI_VENDOR_ID_SCM
 | |
| #define PCI_VENDOR_ID_SCM	0x0432
 | |
| #endif
 | |
| #ifndef PCI_DEVICE_ID_PLUTO2
 | |
| #define PCI_DEVICE_ID_PLUTO2	0x0001
 | |
| #endif
 | |
| 
 | |
| static struct pci_device_id pluto2_id_table[] = {
 | |
| 	{
 | |
| 		.vendor = PCI_VENDOR_ID_SCM,
 | |
| 		.device = PCI_DEVICE_ID_PLUTO2,
 | |
| 		.subvendor = PCI_ANY_ID,
 | |
| 		.subdevice = PCI_ANY_ID,
 | |
| 	}, {
 | |
| 		/* empty */
 | |
| 	},
 | |
| };
 | |
| 
 | |
| MODULE_DEVICE_TABLE(pci, pluto2_id_table);
 | |
| 
 | |
| static struct pci_driver pluto2_driver = {
 | |
| 	.name = DRIVER_NAME,
 | |
| 	.id_table = pluto2_id_table,
 | |
| 	.probe = pluto2_probe,
 | |
| 	.remove = pluto2_remove,
 | |
| };
 | |
| 
 | |
| module_pci_driver(pluto2_driver);
 | |
| 
 | |
| MODULE_AUTHOR("Andreas Oberritter <obi@linuxtv.org>");
 | |
| MODULE_DESCRIPTION("Pluto2 driver");
 | |
| MODULE_LICENSE("GPL");
 | 
