diff options
| author | Moshe Green <mgmoshes@gmail.com> | 2016-10-02 14:04:46 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-10-02 16:52:46 +0200 |
| commit | 42f8f2184bdc980a03cbc61abf53f9a97597d1e9 (patch) | |
| tree | 04349d8df91e4f42e0a5121bc4f8c10cd5c68f38 /drivers/staging/sm750fb | |
| parent | 35e4d8ca05e87d38fb160cb35ba7c3282192a77b (diff) | |
staging: sm750fb: replace roundedDiv with DIV_ROUND_CLOSEST
Replace local implementation of rounded division (roundedDiv macro) with
the in-kernel implementation (DIV_ROUND_CLOSEST macro) in ddk750_chip.c
Signed-off-by: Moshe Green <mgmoshes@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/sm750fb')
| -rw-r--r-- | drivers/staging/sm750fb/ddk750_chip.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/staging/sm750fb/ddk750_chip.c b/drivers/staging/sm750fb/ddk750_chip.c index 3a0afe102dd9..839d6730bde9 100644 --- a/drivers/staging/sm750fb/ddk750_chip.c +++ b/drivers/staging/sm750fb/ddk750_chip.c @@ -6,8 +6,6 @@ #include "ddk750_chip.h" #include "ddk750_power.h" -/* n / d + 1 / 2 = (2n + d) / 2d */ -#define roundedDiv(num, denom) ((2 * (num) + (denom)) / (2 * (denom))) #define MHz(x) ((x) * 1000000) logical_chip_type_t sm750_get_chip_type(void) @@ -102,7 +100,7 @@ static void setMemoryClock(unsigned int frequency) frequency = MHz(336); /* Calculate the divisor */ - divisor = roundedDiv(get_mxclk_freq(), frequency); + divisor = DIV_ROUND_CLOSEST(get_mxclk_freq(), frequency); /* Set the corresponding divisor in the register. */ reg = PEEK32(CURRENT_GATE) & ~CURRENT_GATE_M2XCLK_MASK; @@ -152,7 +150,7 @@ static void setMasterClock(unsigned int frequency) frequency = MHz(190); /* Calculate the divisor */ - divisor = roundedDiv(get_mxclk_freq(), frequency); + divisor = DIV_ROUND_CLOSEST(get_mxclk_freq(), frequency); /* Set the corresponding divisor in the register. */ reg = PEEK32(CURRENT_GATE) & ~CURRENT_GATE_MCLK_MASK; |