ich777/linux_media
1
0
Fork 0
mirror of https://github.com/tbsdtv/linux_media.git synced 2025-07-23 20:51:03 +02:00
Code Issues Packages Projects Releases Wiki Activity

change tbs6014 qamb bw 8m to 6m

Browse Source
This commit is contained in:
tbslucy
2020-05-15 18:03:58 +08:00
parent 79e3ecf11c
commit 2518cfeecf
1 changed files with 7 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
drivers/media/pci/tbsmod/tbsmod.c
View File

@@ -425,6 +425,7 @@ static void config_gain(struct tbs_pcie_dev *dev, int gain)
}
static BOOL ad9789_setFre_qamb(struct tbs_pcie_dev *dev, unsigned long freq)
{
unsigned long freq_0, freq_1, freq_2, freq_3;
@@ -442,27 +443,27 @@ static BOOL ad9789_setFre_qamb(struct tbs_pcie_dev *dev, unsigned long freq)
ad9789_wt_nBytes(dev, 3, AD9789_NCO_0_FRE, buff);
//freq_1 = (16777216 * (freq+8))/96;
freq_1 = div_u64(16777216ULL * (freq + 8), 96);
freq_1 = div_u64(16777216ULL * (freq + 6), 96);
buff[2] = freq_1 & 0xff;
buff[1] = (freq_1 >> 8) & 0xff;
buff[0] = (freq_1 >> 16) & 0xff;
ad9789_wt_nBytes(dev, 3, AD9789_NCO_1_FRE, buff);
//freq_2 = (16777216 * (freq+16))/96;
freq_2 = div_u64(16777216ULL * (freq + 16), 96);
freq_2 = div_u64(16777216ULL * (freq + 12), 96);
buff[2] = freq_2 & 0xff;
buff[1] = (freq_2 >> 8) & 0xff;
buff[0] = (freq_2 >> 16) & 0xff;
ad9789_wt_nBytes(dev, 3, AD9789_NCO_2_FRE, buff);
//freq_3 = (16777216 * (freq+24))/96;
freq_3 = div_u64(16777216ULL * (freq + 24), 96);
freq_3 = div_u64(16777216ULL * (freq + 18), 96);
buff[2] = freq_3 & 0xff;
buff[1] = (freq_3 >> 8) & 0xff;
buff[0] = (freq_3 >> 16) & 0xff;
ad9789_wt_nBytes(dev, 3, AD9789_NCO_3_FRE, buff);
fcenter = freq + 12;
fcenter = freq + 9;
//fcenter = (fcenter*65536)/1536;
fcenter = div_u64(fcenter * 65536ULL, 1536);
buff[1] = fcenter & 0xff;
@@ -483,6 +484,8 @@ static BOOL ad9789_setFre_qamb(struct tbs_pcie_dev *dev, unsigned long freq)
return TRUE;
}
// freq MHZ
static BOOL ad9789_setFre_dvbc(struct tbs_pcie_dev *dev, unsigned long freq)
{