* [PATCH] staging: sm750fb: Replace a bit shift by a use of BIT.
@ 2017-03-22 2:53 Arushi Singhal
0 siblings, 0 replies; only message in thread
From: Arushi Singhal @ 2017-03-22 2:53 UTC (permalink / raw)
To: sudipm.mukherjee
Cc: Teddy Wang, Greg Kroah-Hartman, linux-fbdev, devel, linux-kernel,
outreachy-kernel
This patch replaces bit shifting on 1 with the BIT(x) macro.
This was done with coccinelle:
@@
constant c;
@@
-1 << c
+BIT(c)
Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
---
drivers/staging/sm750fb/ddk750_chip.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/sm750fb/ddk750_chip.c b/drivers/staging/sm750fb/ddk750_chip.c
index 5e4bfb601cea..112ee4182a0a 100644
--- a/drivers/staging/sm750fb/ddk750_chip.c
+++ b/drivers/staging/sm750fb/ddk750_chip.c
@@ -44,7 +44,7 @@ static unsigned int get_mxclk_freq(void)
OD = (pll_reg & PLL_CTRL_OD_MASK) >> PLL_CTRL_OD_SHIFT;
POD = (pll_reg & PLL_CTRL_POD_MASK) >> PLL_CTRL_POD_SHIFT;
- return DEFAULT_INPUT_CLOCK * M / N / (1 << OD) / (1 << POD);
+ return DEFAULT_INPUT_CLOCK * M / N / (BIT(OD)) / (BIT(POD));
}
/*
--
2.11.0
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