Remove function snd_cmipci_pll_rmn() that is not used anywhere.
This was partially found by using a static code analysis program called
cppcheck.
Signed-off-by: Rickard Strandqvist <rickard_strandqv...@spectrumdigital.se>
---
sound/pci/cmipci.c | 41 -----------------------------------------
1 file changed, 41 deletions(-)
diff --git a/sound/pci/cmipci.c b/sound/pci/cmipci.c
index 85ed403..e33edae 100644
--- a/sound/pci/cmipci.c
+++ b/sound/pci/cmipci.c
@@ -615,47 +615,6 @@ static unsigned int snd_cmipci_rate_freq(unsigned int rate)
#ifdef USE_VAR48KRATE
/*
- * Determine PLL values for frequency setup, maybe the CMI8338 (CMI8738???)
- * does it this way .. maybe not. Never get any information from C-Media about
- * that <wer...@suse.de>.
- */
-static int snd_cmipci_pll_rmn(unsigned int rate, unsigned int adcmult, int *r,
int *m, int *n)
-{
- unsigned int delta, tolerance;
- int xm, xn, xr;
-
- for (*r = 0; rate < CM_MAXIMUM_RATE/adcmult; *r += (1<<5))
- rate <<= 1;
- *n = -1;
- if (*r > 0xff)
- goto out;
- tolerance = rate*CM_TOLERANCE_RATE;
-
- for (xn = (1+2); xn < (0x1f+2); xn++) {
- for (xm = (1+2); xm < (0xff+2); xm++) {
- xr = ((CM_REFFREQ_XIN/adcmult) * xm) / xn;
-
- if (xr < rate)
- delta = rate - xr;
- else
- delta = xr - rate;
-
- /*
- * If we found one, remember this,
- * and try to find a closer one
- */
- if (delta < tolerance) {
- tolerance = delta;
- *m = xm - 2;
- *n = xn - 2;
- }
- }
- }
-out:
- return (*n > -1);
-}
-
-/*
* Program pll register bits, I assume that the 8 registers 0xf8 up to 0xff
* are mapped onto the 8 ADC/DAC sampling frequency which can be chosen
* at the register CM_REG_FUNCTRL1 (0x04).
--
1.7.10.4
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