Re: [PATCH 2.6.33] regulator: Specify REGULATOR_CHANGE_STATUS forWM835x LED constraints
From: Liam Girdwood
Date: Mon Jan 04 2010 - 12:34:17 EST
On Mon, 2010-01-04 at 15:30 +0000, Mark Brown wrote:
> The WM8350 LED driver needs to be able to enable and disable the
> regulators it is using. Previously the core wasn't properly enforcing
> status change constraints so the driver was able to function but this
> has always been intended to be required.
>
> Signed-off-by: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
> Cc: stable@xxxxxxxxxx
> ---
> drivers/regulator/wm8350-regulator.c | 4 +++-
> 1 files changed, 3 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/regulator/wm8350-regulator.c b/drivers/regulator/wm8350-regulator.c
> index 1bbff09..e7b89e7 100644
> --- a/drivers/regulator/wm8350-regulator.c
> +++ b/drivers/regulator/wm8350-regulator.c
> @@ -1504,7 +1504,8 @@ int wm8350_register_led(struct wm8350 *wm8350, int lednum, int dcdc, int isink,
> led->isink_init.consumer_supplies = &led->isink_consumer;
> led->isink_init.constraints.min_uA = 0;
> led->isink_init.constraints.max_uA = pdata->max_uA;
> - led->isink_init.constraints.valid_ops_mask = REGULATOR_CHANGE_CURRENT;
> + led->isink_init.constraints.valid_ops_mask
> + = REGULATOR_CHANGE_CURRENT | REGULATOR_CHANGE_STATUS;
> led->isink_init.constraints.valid_modes_mask = REGULATOR_MODE_NORMAL;
> ret = wm8350_register_regulator(wm8350, isink, &led->isink_init);
> if (ret != 0) {
> @@ -1517,6 +1518,7 @@ int wm8350_register_led(struct wm8350 *wm8350, int lednum, int dcdc, int isink,
> led->dcdc_init.num_consumer_supplies = 1;
> led->dcdc_init.consumer_supplies = &led->dcdc_consumer;
> led->dcdc_init.constraints.valid_modes_mask = REGULATOR_MODE_NORMAL;
> + led->dcdc_init.constraints.valid_ops_mask = REGULATOR_CHANGE_STATUS;
> ret = wm8350_register_regulator(wm8350, dcdc, &led->dcdc_init);
> if (ret != 0) {
> platform_device_put(pdev);
Applied.
Thanks
Liam
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