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Patch in this message | | | From | "Levin, Alexander (Sasha Levin)" <> | Subject | [PATCH for 4.9 20/59] reset: ti_syscon: fix a ti_syscon_reset_status issue | Date | Thu, 14 Sep 2017 15:51:11 +0000 |
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From: Jiancheng Xue <xuejiancheng@hisilicon.com>
[ Upstream commit 5987b4bf512101137fa60c5c0ccac3db51541221 ]
If STATUS_SET was not set, ti_syscon_reset_status would always return 0 no matter whether the status_bit was set or not.
Signed-off-by: Jiancheng Xue <xuejiancheng@hisilicon.com> Fixes: cc7c2bb1493c ("reset: add TI SYSCON based reset driver") Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Sasha Levin <alexander.levin@verizon.com> --- drivers/reset/reset-ti-syscon.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/reset/reset-ti-syscon.c b/drivers/reset/reset-ti-syscon.c index 47f0ffd3b013..1799fd423901 100644 --- a/drivers/reset/reset-ti-syscon.c +++ b/drivers/reset/reset-ti-syscon.c @@ -154,8 +154,8 @@ static int ti_syscon_reset_status(struct reset_controller_dev *rcdev, if (ret) return ret; - return (reset_state & BIT(control->status_bit)) && - (control->flags & STATUS_SET); + return !(reset_state & BIT(control->status_bit)) == + !(control->flags & STATUS_SET); } static struct reset_control_ops ti_syscon_reset_ops = { -- 2.11.0
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