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clk: bcm2835: use match_string() helper

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match_string() returns the index of an array for a matching string,
which can be used instead of open coded variant.

Reviewed-by: Eric Anholt <eric@anholt.net>
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Eric Anholt <eric@anholt.net>
Cc: Stefan Wahren <stefan.wahren@i2se.com>
Cc: linux-clk@vger.kernel.org
Cc: linux-rpi-kernel@lists.infradead.org
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
Yisheng Xie 2018-05-31 19:11:13 +08:00 committed by Stephen Boyd
parent 60cc43fc88
commit 99e7154352
1 changed files with 6 additions and 7 deletions
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13
drivers/clk/bcm/clk-bcm2835.c
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@ -1395,7 +1395,7 @@ static struct clk_hw *bcm2835_register_clock(struct bcm2835_cprman *cprman,
struct bcm2835_clock *clock;
struct clk_init_data init;
const char *parents[1 << CM_SRC_BITS];
size_t i, j;
size_t i;
int ret;
/*
@ -1405,12 +1405,11 @@ static struct clk_hw *bcm2835_register_clock(struct bcm2835_cprman *cprman,
for (i = 0; i < data->num_mux_parents; i++) {
parents[i] = data->parents[i];
for (j = 0; j < ARRAY_SIZE(cprman_parent_names); j++) {
if (strcmp(parents[i], cprman_parent_names[j]) == 0) {
parents[i] = cprman->real_parent_names[j];
break;
}
}
ret = match_string(cprman_parent_names,
ARRAY_SIZE(cprman_parent_names),
parents[i]);
if (ret >= 0)
parents[i] = cprman->real_parent_names[ret];
}
memset(&init, 0, sizeof(init));