提交 cf695fc9 编写于 作者: J Johan Hovold 提交者: Zheng Zengkai

phy: qcom-qmp: fix pipe-clock imbalance on power-on failure

stable inclusion
from stable-v5.10.122
commit ab35308bbd33262976f0850074c6561dd3921c10
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I5W6OE

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=ab35308bbd33262976f0850074c6561dd3921c10

--------------------------------

[ Upstream commit 5e73b2d9 ]

Make sure to disable the pipe clock also if ufs-reset deassertion fails
during power on.

Note that the ufs-reset is asserted in qcom_qmp_phy_com_exit().

Fixes: c9b58979 ("phy: qcom: Utilize UFS reset controller")
Cc: Evan Green <evgreen@chromium.org>
Signed-off-by: NJohan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20220502133130.4125-2-johan+linaro@kernel.orgSigned-off-by: NVinod Koul <vkoul@kernel.org>
Signed-off-by: NSasha Levin <sashal@kernel.org>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>
Reviewed-by: NWei Li <liwei391@huawei.com>
上级 33d983a4
...@@ -3141,7 +3141,7 @@ static int qcom_qmp_phy_power_on(struct phy *phy) ...@@ -3141,7 +3141,7 @@ static int qcom_qmp_phy_power_on(struct phy *phy)
ret = reset_control_deassert(qmp->ufs_reset); ret = reset_control_deassert(qmp->ufs_reset);
if (ret) if (ret)
goto err_lane_rst; goto err_pcs_ready;
qcom_qmp_phy_configure(pcs_misc, cfg->regs, cfg->pcs_misc_tbl, qcom_qmp_phy_configure(pcs_misc, cfg->regs, cfg->pcs_misc_tbl,
cfg->pcs_misc_tbl_num); cfg->pcs_misc_tbl_num);
......
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