diff options
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-input.c')
| -rw-r--r-- | drivers/media/video/saa7134/saa7134-input.c | 86 |
1 files changed, 74 insertions, 12 deletions
diff --git a/drivers/media/video/saa7134/saa7134-input.c b/drivers/media/video/saa7134/saa7134-input.c index 6cd693d3b8e..4144ca9cc7e 100644 --- a/drivers/media/video/saa7134/saa7134-input.c +++ b/drivers/media/video/saa7134/saa7134-input.c @@ -134,10 +134,10 @@ static int get_key_msi_tvanywhere_plus(struct IR_i2c *ir, u32 *ir_key, int gpio; /* <dev> is needed to access GPIO. Used by the saa_readl macro. */ - struct saa7134_dev *dev = ir->c.adapter->algo_data; + struct saa7134_dev *dev = ir->c->adapter->algo_data; if (dev == NULL) { dprintk("get_key_msi_tvanywhere_plus: " - "gir->c.adapter->algo_data is NULL!\n"); + "gir->c->adapter->algo_data is NULL!\n"); return -EIO; } @@ -156,7 +156,7 @@ static int get_key_msi_tvanywhere_plus(struct IR_i2c *ir, u32 *ir_key, /* GPIO says there is a button press. Get it. */ - if (1 != i2c_master_recv(&ir->c, &b, 1)) { + if (1 != i2c_master_recv(ir->c, &b, 1)) { i2cdprintk("read error\n"); return -EIO; } @@ -179,7 +179,7 @@ static int get_key_purpletv(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) unsigned char b; /* poll IR chip */ - if (1 != i2c_master_recv(&ir->c,&b,1)) { + if (1 != i2c_master_recv(ir->c, &b, 1)) { i2cdprintk("read error\n"); return -EIO; } @@ -202,7 +202,7 @@ static int get_key_hvr1110(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) unsigned char buf[5], cod4, code3, code4; /* poll IR chip */ - if (5 != i2c_master_recv(&ir->c,buf,5)) + if (5 != i2c_master_recv(ir->c, buf, 5)) return -EIO; cod4 = buf[4]; @@ -224,7 +224,7 @@ static int get_key_beholdm6xx(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) unsigned char data[12]; u32 gpio; - struct saa7134_dev *dev = ir->c.adapter->algo_data; + struct saa7134_dev *dev = ir->c->adapter->algo_data; /* rising SAA7134_GPIO_GPRESCAN reads the status */ saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); @@ -235,9 +235,9 @@ static int get_key_beholdm6xx(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) if (0x400000 & ~gpio) return 0; /* No button press */ - ir->c.addr = 0x5a >> 1; + ir->c->addr = 0x5a >> 1; - if (12 != i2c_master_recv(&ir->c, data, 12)) { + if (12 != i2c_master_recv(ir->c, data, 12)) { i2cdprintk("read error\n"); return -EIO; } @@ -267,7 +267,7 @@ static int get_key_pinnacle(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw, unsigned int start = 0,parity = 0,code = 0; /* poll IR chip */ - if (4 != i2c_master_recv(&ir->c, b, 4)) { + if (4 != i2c_master_recv(ir->c, b, 4)) { i2cdprintk("read error\n"); return -EIO; } @@ -682,14 +682,76 @@ void saa7134_input_fini(struct saa7134_dev *dev) dev->remote = NULL; } -void saa7134_set_i2c_ir(struct saa7134_dev *dev, struct IR_i2c *ir) +void saa7134_probe_i2c_ir(struct saa7134_dev *dev) { + struct i2c_board_info info; + const unsigned short addr_list[] = { + 0x7a, 0x47, 0x71, 0x2d, + I2C_CLIENT_END + }; + + const unsigned short addr_list_msi[] = { + 0x30, I2C_CLIENT_END + }; + struct i2c_msg msg_msi = { + .addr = 0x50, + .flags = I2C_M_RD, + .len = 0, + .buf = NULL, + }; + + unsigned char subaddr, data; + struct i2c_msg msg_avermedia[] = { { + .addr = 0x40, + .flags = 0, + .len = 1, + .buf = &subaddr, + }, { + .addr = 0x40, + .flags = I2C_M_RD, + .len = 1, + .buf = &data, + } }; + + struct i2c_client *client; + int rc; + if (disable_ir) { - dprintk("Found supported i2c remote, but IR has been disabled\n"); - ir->get_key=NULL; + dprintk("IR has been disabled, not probing for i2c remote\n"); return; } + memset(&info, 0, sizeof(struct i2c_board_info)); + strlcpy(info.type, "ir_video", I2C_NAME_SIZE); + client = i2c_new_probed_device(&dev->i2c_adap, &info, addr_list); + if (client) + return; + + /* MSI TV@nywhere Plus controller doesn't seem to + respond to probes unless we read something from + an existing device. Weird... */ + rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1); + dprintk(KERN_DEBUG "probe 0x%02x @ %s: %s\n", + msg_msi.addr, dev->i2c_adap.name, + (1 == rc) ? "yes" : "no"); + client = i2c_new_probed_device(&dev->i2c_adap, &info, addr_list_msi); + if (client) + return; + + /* Special case for AVerMedia Cardbus remote */ + subaddr = 0x0d; + rc = i2c_transfer(&dev->i2c_adap, msg_avermedia, 2); + dprintk(KERN_DEBUG "probe 0x%02x/0x%02x @ %s: %s\n", + msg_avermedia[0].addr, subaddr, dev->i2c_adap.name, + (2 == rc) ? "yes" : "no"); + if (2 == rc) { + info.addr = msg_avermedia[0].addr; + i2c_new_device(&dev->i2c_adap, &info); + } +} + +void saa7134_set_i2c_ir(struct saa7134_dev *dev, struct IR_i2c *ir) +{ switch (dev->board) { case SAA7134_BOARD_PINNACLE_PCTV_110i: case SAA7134_BOARD_PINNACLE_PCTV_310i: |