Messages in this thread Patch in this message | | | From | Sonic Zhang <> | Subject | [PATCH] pinctrl: pinmux: Don't free pins requested by other devices | Date | Wed, 17 Jul 2013 13:31:45 +0800 |
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From: Sonic Zhang <sonic.zhang@analog.com>
in pinmux_disable_setting after current device fails to request the same pins.
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> --- drivers/pinctrl/pinmux.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/pinctrl/pinmux.c b/drivers/pinctrl/pinmux.c index 88cc509..9ebcf3b 100644 --- a/drivers/pinctrl/pinmux.c +++ b/drivers/pinctrl/pinmux.c @@ -482,13 +482,14 @@ void pinmux_disable_setting(struct pinctrl_setting const *setting) pins[i]); continue; } + /* And release the pins */ + if (desc->mux_usecount && + !strcmp(desc->mux_owner, setting->dev_name)) + pin_free(pctldev, pins[i], NULL); + desc->mux_setting = NULL; } - /* And release the pins */ - for (i = 0; i < num_pins; i++) - pin_free(pctldev, pins[i], NULL); - if (ops->disable) ops->disable(pctldev, setting->data.mux.func, setting->data.mux.group); } -- 1.8.2.3
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