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| author | Brad Love <brad@nextdimension.cc> | 2021-01-26 02:54:16 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2021-02-05 23:40:15 +0100 |
| commit | 2e74a01fb073900c8cc5df6b5e4bcbf575ac6c26 (patch) | |
| tree | e3b2a5a93fe1e20e5e8489bfb300639fc23f5bf0 /drivers/media/usb/em28xx/em28xx-dvb.c | |
| parent | 1970105af093f2fbbc5578640075ca843575c934 (diff) | |
| download | linux-stable-2e74a01fb073900c8cc5df6b5e4bcbf575ac6c26.tar.gz linux-stable-2e74a01fb073900c8cc5df6b5e4bcbf575ac6c26.tar.bz2 linux-stable-2e74a01fb073900c8cc5df6b5e4bcbf575ac6c26.zip | |
media: em28xx: Add support for Hauppauge USB QuadHD
Hauppauge USB QuadHD contains two two-tuner em28xx
devices behind a usb hub. Each of the four dvb adapters
contains a MaxLinear 692 combo ATSC demod/tuner.
Bus 003 Device 006: ID 2040:846d Hauppauge
Bus 003 Device 005: ID 2040:846d Hauppauge
Bus 003 Device 004: ID 04e2:0404 Exar Corp.
Signed-off-by: Brad Love <brad@nextdimension.cc>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media/usb/em28xx/em28xx-dvb.c')
| -rw-r--r-- | drivers/media/usb/em28xx/em28xx-dvb.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/media/usb/em28xx/em28xx-dvb.c b/drivers/media/usb/em28xx/em28xx-dvb.c index fb9cbfa81a84..526424279637 100644 --- a/drivers/media/usb/em28xx/em28xx-dvb.c +++ b/drivers/media/usb/em28xx/em28xx-dvb.c @@ -62,6 +62,7 @@ #include "si2157.h" #include "tc90522.h" #include "qm1d1c0042.h" +#include "mxl692.h" MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@kernel.org>"); MODULE_LICENSE("GPL v2"); @@ -1459,6 +1460,26 @@ static int em28174_dvb_init_hauppauge_wintv_dualhd_01595(struct em28xx *dev) return 0; } +static int em2874_dvb_init_hauppauge_usb_quadhd(struct em28xx *dev) +{ + struct em28xx_dvb *dvb = dev->dvb; + struct mxl692_config mxl692_config = {}; + unsigned char addr; + + /* attach demod/tuner combo */ + mxl692_config.id = (dev->ts == PRIMARY_TS) ? 0 : 1; + mxl692_config.fe = &dvb->fe[0]; + addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x63; + + dvb->i2c_client_demod = dvb_module_probe("mxl692", NULL, + &dev->i2c_adap[dev->def_i2c_bus], + addr, &mxl692_config); + if (!dvb->i2c_client_demod) + return -ENODEV; + + return 0; +} + static int em28xx_dvb_init(struct em28xx *dev) { int result = 0, dvb_alt = 0; @@ -1945,6 +1966,11 @@ static int em28xx_dvb_init(struct em28xx *dev) if (result) goto out_free; break; + case EM2874_BOARD_HAUPPAUGE_USB_QUADHD: + result = em2874_dvb_init_hauppauge_usb_quadhd(dev); + if (result) + goto out_free; + break; default: dev_err(&dev->intf->dev, "The frontend of your DVB/ATSC card isn't supported yet\n"); |