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| author | Wolfram Sang <wsa+renesas@sang-engineering.com> | 2018-08-30 14:14:38 +0200 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2018-10-08 11:40:43 +0200 |
| commit | 4c595c057a2962642fb261fad8451d8b0264f5e1 (patch) | |
| tree | 10f59b3938bbab3b73764926ea5191b32fcad3e9 /drivers | |
| parent | b85fb0a1c8aeaaa40d08945d51a6656b512173f0 (diff) | |
| download | linux-stable-4c595c057a2962642fb261fad8451d8b0264f5e1.tar.gz linux-stable-4c595c057a2962642fb261fad8451d8b0264f5e1.tar.bz2 linux-stable-4c595c057a2962642fb261fad8451d8b0264f5e1.zip | |
mmc: tmio: more concise clk calculation
Concise, but still readable.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/host/tmio_mmc.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/mmc/host/tmio_mmc.c b/drivers/mmc/host/tmio_mmc.c index 0ae9ba1ee01b..0ae100e62b57 100644 --- a/drivers/mmc/host/tmio_mmc.c +++ b/drivers/mmc/host/tmio_mmc.c @@ -56,14 +56,9 @@ static void tmio_mmc_set_clock(struct tmio_mmc_host *host, divisor = host->pdata->hclk / new_clock; - if (divisor <= 1) { - clk_sel = 1; - clk = 0; - } else { - clk_sel = 0; - /* bit7 set: 1/512, ... bit0 set:1/4, all bits clear: 1/2 */ - clk = roundup_pow_of_two(divisor) >> 2; - } + /* bit7 set: 1/512, ... bit0 set: 1/4, all bits clear: 1/2 */ + clk_sel = (divisor <= 1); + clk = clk_sel ? 0 : (roundup_pow_of_two(divisor) >> 2); host->pdata->set_clk_div(host->pdev, clk_sel); |