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authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-16 10:09:16 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-16 10:09:16 -0800
commit6a5df38f5f07981dda5457ec6c05efe1c4200d84 (patch)
treed82c3862f7ba719d7723111140a0c89e6387cb19 /drivers/media/dvb/dvb-usb/friio-fe.c
parent9cfc86249f32d984339c6d1f8a1fd1326989b3b8 (diff)
parent262ab9ac0daadebcece8e3cbf3ae66ee8774cfd7 (diff)
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (116 commits) V4L/DVB (13698): pms: replace asm/uaccess.h to linux/uaccess.h V4L/DVB (13690): radio/si470x: #include <sched.h> V4L/DVB (13688): au8522: modify the attributes of local filter coefficients V4L/DVB (13687): cx231xx: use NULL when pointer is needed V4L/DVB: Davinci VPFE Capture: remove unused #include <linux/version.h> V4L/DVB (13685): Correct code taking the size of a pointer V4L/DVB (13684): Fix some cut-and-paste noise in dib0090.h V4L/DVB (13683): sanio-ms: clean up init, exit and id_table V4L/DVB (13682): dib8000: make some constant static V4L/DVB: lgs8gxx: Use shifts rather than multiply/divide when possible V4L/DVB (13680b): DocBook/media: create links for included sources V4L/DVB (13680a): DocBook/media: copy images after building HTML V4L/DVB (13678): Add support for yet another DvbWorld, TeVii and Prof USB devices V4L/DVB (13676): configurable IRQ mode on NetUP Dual DVB-S2 CI; IRQ from CAM processing (CI interface works faster) V4L/DVB (13674): stv090x: Add DiSEqC envelope mode V4L/DVB (13673): lnbp21: Implement 22 kHz tone control V4L/DVB (13671): sh_mobile_ceu_camera: Remove frame size page alignment V4L/DVB (13670): soc-camera: Add mt9t112 camera driver V4L/DVB (13669): tw9910: Add sync polarity support V4L/DVB (13668): tw9910: remove cropping ...
Diffstat (limited to 'drivers/media/dvb/dvb-usb/friio-fe.c')
-rw-r--r--drivers/media/dvb/dvb-usb/friio-fe.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/media/dvb/dvb-usb/friio-fe.c b/drivers/media/dvb/dvb-usb/friio-fe.c
index 9cbbe42ca44..ebb7b9fd115 100644
--- a/drivers/media/dvb/dvb-usb/friio-fe.c
+++ b/drivers/media/dvb/dvb-usb/friio-fe.c
@@ -134,11 +134,13 @@ static int jdvbt90502_pll_set_freq(struct jdvbt90502_state *state, u32 freq)
deb_fe("%s: freq=%d, step=%d\n", __func__, freq,
state->frontend.ops.info.frequency_stepsize);
/* freq -> oscilator frequency conversion. */
- /* freq: 473,000,000 + n*6,000,000 (no 1/7MHz shift to center freq) */
- /* add 400[1/7 MHZ] = 57.142857MHz. 57MHz for the IF, */
- /* 1/7MHz for center freq shift */
+ /* freq: 473,000,000 + n*6,000,000 [+ 142857 (center freq. shift)] */
f = freq / state->frontend.ops.info.frequency_stepsize;
- f += 400;
+ /* add 399[1/7 MHZ] = 57MHz for the IF */
+ f += 399;
+ /* add center frequency shift if necessary */
+ if (f % 7 == 0)
+ f++;
pll_freq_cmd[DEMOD_REDIRECT_REG] = JDVBT90502_2ND_I2C_REG; /* 0xFE */
pll_freq_cmd[ADDRESS_BYTE] = state->config.pll_address << 1;
pll_freq_cmd[DIVIDER_BYTE1] = (f >> 8) & 0x7F;