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media: cobalt: drop an unused variable

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The clock_control value is read but never actually used. Based on
a comment at the code, it has to be reset at the function.

So, drop the variable that stores its value.

Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab 2021-11-24 12:07:01 +00:00
parent 440aae04f3
commit 675599009a
1 changed files with 1 additions and 4 deletions
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5
drivers/media/pci/cobalt/cobalt-cpld.c
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@ -236,7 +236,6 @@ bool cobalt_cpld_set_freq(struct cobalt *cobalt, unsigned f_out)
u8 n1, hsdiv;
u8 regs[6];
int found = 0;
u16 clock_ctrl;
int retries = 3;
for (i = 0; i < ARRAY_SIZE(multipliers); i++) {
@ -260,9 +259,7 @@ bool cobalt_cpld_set_freq(struct cobalt *cobalt, unsigned f_out)
hsdiv = multipliers[i_best].hsdiv - 4;
rfreq = div_u64(dco << 28, f_xtal);
clock_ctrl = cpld_read(cobalt, SI570_CLOCK_CTRL);
clock_ctrl |= S01755_REG_CLOCK_CTRL_BITMAP_CLKHSMA_FPGA_CTRL;
clock_ctrl |= S01755_REG_CLOCK_CTRL_BITMAP_CLKHSMA_EN;
cpld_read(cobalt, SI570_CLOCK_CTRL);
regs[0] = (hsdiv << 5) | (n1 >> 2);
regs[1] = ((n1 & 0x3) << 6) | (rfreq >> 32);