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authorWolfram Sang <wsa+renesas@sang-engineering.com>2018-08-30 15:14:38 +0300
committerUlf Hansson <ulf.hansson@linaro.org>2018-10-08 12:40:43 +0300
commit4c595c057a2962642fb261fad8451d8b0264f5e1 (patch)
tree10f59b3938bbab3b73764926ea5191b32fcad3e9
parentb85fb0a1c8aeaaa40d08945d51a6656b512173f0 (diff)
downloadlinux-4c595c057a2962642fb261fad8451d8b0264f5e1.tar.xz
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>
-rw-r--r--drivers/mmc/host/tmio_mmc.c11
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);