2022-11-18 06:56:09

by Srinivas Kandagatla

[permalink] [raw]
Subject: [PATCH 09/12] slimbus: qcom-ngd-ctrl: reinit the reconf completion flag

From: Krzysztof Kozlowski <[email protected]>

Reinitialize the reconf completion flag when ngd registers are
not retainied or when enumeration is lost for ngd.

Signed-off-by: Krzysztof Kozlowski <[email protected]>
Signed-off-by: Srinivas Kandagatla <[email protected]>
---
drivers/slimbus/qcom-ngd-ctrl.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctrl.c
index a6f3b6860d8f..77aa6d26476c 100644
--- a/drivers/slimbus/qcom-ngd-ctrl.c
+++ b/drivers/slimbus/qcom-ngd-ctrl.c
@@ -1205,6 +1205,12 @@ static int qcom_slim_ngd_power_up(struct qcom_slim_ngd_ctrl *ctrl)
return 0;
}

+ /*
+ * Reinitialize only when registers are not retained or when enumeration
+ * is lost for ngd.
+ */
+ reinit_completion(&ctrl->reconf);
+
writel_relaxed(DEF_NGD_INT_MASK, ngd->base + NGD_INT_EN);
rx_msgq = readl_relaxed(ngd->base + NGD_RX_MSGQ_CFG);

--
2.25.1