diff options
Diffstat (limited to 'linux/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c')
| -rw-r--r-- | linux/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/linux/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c b/linux/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c index 919a4f4e1..4c761161f 100644 --- a/linux/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c +++ b/linux/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c @@ -652,7 +652,9 @@ void pvr2_i2c_core_init(struct pvr2_hdw *hdw) printk(KERN_INFO "%s: IR disabled\n",hdw->name); hdw->i2c_func[0x18] = i2c_black_hole; } else if (ir_mode[hdw->unit_number] == 1) { - if (hdw->hdw_desc->ir_scheme == PVR2_IR_SCHEME_24XXX) { + if (hdw->ir_scheme_active == PVR2_IR_SCHEME_24XXX) { + /* Set up translation so that our IR looks like a + 29xxx device */ hdw->i2c_func[0x18] = i2c_24xxx_ir; } } @@ -675,12 +677,18 @@ void pvr2_i2c_core_init(struct pvr2_hdw *hdw) i2c_add_adapter(&hdw->i2c_adap); if (hdw->i2c_func[0x18] == i2c_24xxx_ir) { /* Probe for a different type of IR receiver on this - device. If present, disable the emulated IR receiver. */ + device. This is really the only way to differentiate + older 24xxx devices from 24xxx variants that include an + IR blaster. If the IR blaster is present, the IR + receiver is part of that chip and thus we must disable + the emulated IR receiver. */ if (do_i2c_probe(hdw, 0x71)) { pvr2_trace(PVR2_TRACE_INFO, "Device has newer IR hardware;" " disabling unneeded virtual IR device"); hdw->i2c_func[0x18] = NULL; + /* Remember that this is a different device... */ + hdw->ir_scheme_active = PVR2_IR_SCHEME_24XXX_MCE; } } if (i2c_scan) do_i2c_scan(hdw); |