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pinctrl: qcom-spmi-mpp: Fix input value report 

Fix interpretation of the pmic_mpp_read() return code,
negative value means an error.

Signed-off-by: Ivan T. Ivanov <ivan.ivanov@linaro.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Ivan T. Ivanov 2015-04-09 18:18:37 +03:00 committed by Linus Walleij
parent dc391502fd
commit 4e637ac212
1 changed files with 5 additions and 4 deletions
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9
drivers/pinctrl/qcom/pinctrl-spmi-mpp.c
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@ -577,10 +577,11 @@ static void pmic_mpp_config_dbg_show(struct pinctrl_dev *pctldev,
if (pad->input_enabled) {
ret = pmic_mpp_read(state, pad, PMIC_MPP_REG_RT_STS);
if (!ret) {
ret &= PMIC_MPP_REG_RT_STS_VAL_MASK;
pad->out_value = ret;
}
if (ret < 0)
return;
ret &= PMIC_MPP_REG_RT_STS_VAL_MASK;
pad->out_value = ret;
}
seq_printf(s, " %-4s", pad->output_enabled ? "out" : "in");