diff options
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-input.c')
-rw-r--r-- | drivers/media/video/saa7134/saa7134-input.c | 71 |
1 files changed, 65 insertions, 6 deletions
diff --git a/drivers/media/video/saa7134/saa7134-input.c b/drivers/media/video/saa7134/saa7134-input.c index 744918b1cd47..f8e985989ca0 100644 --- a/drivers/media/video/saa7134/saa7134-input.c +++ b/drivers/media/video/saa7134/saa7134-input.c @@ -127,6 +127,61 @@ static int build_key(struct saa7134_dev *dev) /* --------------------- Chip specific I2C key builders ----------------- */ +static int get_key_flydvb_trio(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) +{ + int gpio; + int attempt = 0; + unsigned char b; + + /* We need this to access GPI Used by the saa_readl macro. */ + struct saa7134_dev *dev = ir->c->adapter->algo_data; + + if (dev == NULL) { + dprintk("get_key_flydvb_trio: " + "gir->c->adapter->algo_data is NULL!\n"); + return -EIO; + } + + /* rising SAA7134_GPIGPRESCAN reads the status */ + saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + + gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); + + if (0x40000 & ~gpio) + return 0; /* No button press */ + + /* No button press - only before first key pressed */ + if (b == 0xFF) + return 0; + + /* poll IR chip */ + /* weak up the IR chip */ + b = 0; + + while (1 != i2c_master_send(ir->c, &b, 1)) { + if ((attempt++) < 10) { + /* + * wait a bit for next attempt - + * I don't know how make it better + */ + msleep(10); + continue; + } + i2cdprintk("send wake up byte to pic16C505 (IR chip)" + "failed %dx\n", attempt); + return -EIO; + } + if (1 != i2c_master_recv(ir->c, &b, 1)) { + i2cdprintk("read error\n"); + return -EIO; + } + + *ir_key = b; + *ir_raw = b; + return 1; +} + static int get_key_msi_tvanywhere_plus(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) { @@ -622,6 +677,7 @@ int saa7134_input_init1(struct saa7134_dev *dev) mask_keyup = 0x020000; polling = 50; /* ms */ break; + break; } if (NULL == ir_codes) { printk("%s: Oops: IR config error [card=%d]\n", @@ -652,7 +708,7 @@ int saa7134_input_init1(struct saa7134_dev *dev) snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0", pci_name(dev->pci)); - err = ir_input_init(input_dev, &ir->ir, ir_type, ir_codes); + err = ir_input_init(input_dev, &ir->ir, ir_type); if (err < 0) goto err_out_free; @@ -672,7 +728,7 @@ int saa7134_input_init1(struct saa7134_dev *dev) dev->remote = ir; saa7134_ir_start(dev, ir); - err = input_register_device(ir->dev); + err = ir_input_register(ir->dev, ir_codes); if (err) goto err_out_stop; @@ -686,8 +742,6 @@ int saa7134_input_init1(struct saa7134_dev *dev) saa7134_ir_stop(dev); dev->remote = NULL; err_out_free: - ir_input_free(input_dev); - input_free_device(input_dev); kfree(ir); return err; } @@ -698,8 +752,7 @@ void saa7134_input_fini(struct saa7134_dev *dev) return; saa7134_ir_stop(dev); - ir_input_free(dev->remote->dev); - input_unregister_device(dev->remote->dev); + ir_input_unregister(dev->remote->dev); kfree(dev->remote); dev->remote = NULL; } @@ -788,6 +841,12 @@ void saa7134_probe_i2c_ir(struct saa7134_dev *dev) case SAA7134_BOARD_AVERMEDIA_CARDBUS_506: info.addr = 0x40; break; + case SAA7134_BOARD_FLYDVB_TRIO: + dev->init_data.name = "FlyDVB Trio"; + dev->init_data.get_key = get_key_flydvb_trio; + dev->init_data.ir_codes = &ir_codes_flydvb_table; + info.addr = 0x0b; + break; default: dprintk("No I2C IR support for board %x\n", dev->board); return; |