From c5a431d02cdcafaf12edff770c294c5fbadcdf54 Mon Sep 17 00:00:00 2001 From: Antti Palosaari Date: Mon, 5 Aug 2013 21:33:31 -0300 Subject: [media] msi3101: init bits 23:20 on PLL register It is not sure what is meaning of that number, but it is better to try do as Windows driver. It seems to have small effect for signal when looking FM FFT. Signed-off-by: Antti Palosaari Signed-off-by: Mauro Carvalho Chehab --- drivers/staging/media/msi3101/sdr-msi3101.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) (limited to 'drivers/staging') diff --git a/drivers/staging/media/msi3101/sdr-msi3101.c b/drivers/staging/media/msi3101/sdr-msi3101.c index a937d00ed153..93168dbd183e 100644 --- a/drivers/staging/media/msi3101/sdr-msi3101.c +++ b/drivers/staging/media/msi3101/sdr-msi3101.c @@ -1129,9 +1129,19 @@ static int msi3101_set_usb_adc(struct msi3101_state *s) * * VCO 202000000 - 720000000++ */ - reg3 = 0x01c00303; + reg3 = 0x01000303; reg4 = 0x00000004; + /* XXX: Filters? AGC? */ + if (f_sr < 6000000) + reg3 |= 0x1 << 20; + else if (f_sr < 7000000) + reg3 |= 0x5 << 20; + else if (f_sr < 8500000) + reg3 |= 0x9 << 20; + else + reg3 |= 0xd << 20; + for (div_r_out = 4; div_r_out < 16; div_r_out += 2) { f_vco = f_sr * div_r_out * 12; dev_dbg(&s->udev->dev, "%s: div_r_out=%d f_vco=%d\n", -- cgit v1.2.3