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staging: wilc1000: removes unnecessary retry 3 times 

This patch removes unnecessary retry 3 times and related variable.
Actually the retry 3 times sentence, don't retry at all.
Repeats conditions are that until read a chip-id and written a register.

Signed-off-by: Leo Kim <leo.kim@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Leo Kim 2016-02-23 21:10:53 +09:00 committed by Greg Kroah-Hartman
parent cdc6cd28ed
commit eed9e5439f
1 changed files with 3 additions and 4 deletions
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7
drivers/staging/wilc1000/wilc_wlan.c
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@ -477,7 +477,7 @@ EXPORT_SYMBOL_GPL(chip_allow_sleep);
void chip_wakeup(struct wilc *wilc)
{
u32 reg, clk_status_reg, trials = 0;
u32 reg, clk_status_reg;
if ((wilc->io_type & 0x1) == HIF_SPI) {
do {
@ -488,8 +488,7 @@ void chip_wakeup(struct wilc *wilc)
do {
usleep_range(2 * 1000, 2 * 1000);
wilc_get_chipid(wilc, true);
} while ((wilc_get_chipid(wilc, true) == 0) && ((++trials % 3) == 0));
} while (wilc_get_chipid(wilc, true) == 0);
} while (wilc_get_chipid(wilc, true) == 0);
} else if ((wilc->io_type & 0x1) == HIF_SDIO) {
wilc->hif_func->hif_write_reg(wilc, 0xfa, 1);
@ -501,7 +500,7 @@ void chip_wakeup(struct wilc *wilc)
wilc->hif_func->hif_read_reg(wilc, 0xf1,
&clk_status_reg);
while (((clk_status_reg & 0x1) == 0) && (((++trials) % 3) == 0)) {
while ((clk_status_reg & 0x1) == 0) {
usleep_range(2 * 1000, 2 * 1000);
wilc->hif_func->hif_read_reg(wilc, 0xf1,