From: Taniya Das <taniya.das@oss.qualcomm.com>
To: Bjorn Andersson <andersson@kernel.org>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>,
Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>,
Abel Vesa <abel.vesa@oss.qualcomm.com>,
Rob Clark <robin.clark@oss.qualcomm.com>,
Sean Paul <sean@poorly.run>,
Konrad Dybcio <konradybcio@kernel.org>,
Akhil P Oommen <akhilpo@oss.qualcomm.com>,
Dmitry Baryshkov <lumag@kernel.org>,
Abhinav Kumar <abhinav.kumar@linux.dev>,
Jessica Zhang <jesszhan0024@gmail.com>,
Marijn Suijten <marijn.suijten@somainline.org>,
David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>
Cc: Ajit Pandey <ajit.pandey@oss.qualcomm.com>,
Imran Shaik <imran.shaik@oss.qualcomm.com>,
Jagadeesh Kona <jagadeesh.kona@oss.qualcomm.com>,
linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
freedreno@lists.freedesktop.org,
Taniya Das <taniya.das@oss.qualcomm.com>
Subject: [PATCH 3/6] clk: qcom: common: ensure runtime PM suspend completes on probe
Date: Tue, 07 Apr 2026 15:00:53 +0530 [thread overview]
Message-ID: <20260407-gfx-clk-fixes-v1-3-4bb5583a5054@oss.qualcomm.com> (raw)
In-Reply-To: <20260407-gfx-clk-fixes-v1-0-4bb5583a5054@oss.qualcomm.com>
When the clock controller is probed with 'use_rpm' enabled, the
runtime PM reference is currently released using pm_runtime_put(),
which may return before the runtime suspend has completed. This
can leave the power domain transition in progress while the probe
path continues or returns.
Use pm_runtime_put_sync() instead to ensure the runtime PM “put”
completes synchronously during probe, guaranteeing the device is
fully runtime‑suspended before returning.
Signed-off-by: Taniya Das <taniya.das@oss.qualcomm.com>
---
drivers/clk/qcom/common.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/clk/qcom/common.c b/drivers/clk/qcom/common.c
index eec369d2173b5ce24bc1ca860d2ac1bbdce04524..2c09abaf1d2a15b7fbbbfeb67c03075381185a00 100644
--- a/drivers/clk/qcom/common.c
+++ b/drivers/clk/qcom/common.c
@@ -428,7 +428,7 @@ int qcom_cc_really_probe(struct device *dev,
put_rpm:
if (desc->use_rpm)
- pm_runtime_put(dev);
+ pm_runtime_put_sync(dev);
return ret;
}
--
2.34.1
next prev parent reply other threads:[~2026-04-07 9:31 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-07 9:30 [PATCH 0/6] qcom: Refactor GPU GX GDSC handling and IFPC behavior on A8x GPUs Taniya Das
2026-04-07 9:30 ` [PATCH 1/6] clk: qcom: gdsc: Add custom disable callback for GX GDSC Taniya Das
2026-04-07 10:56 ` Konrad Dybcio
2026-04-08 7:26 ` Taniya Das
2026-04-12 3:46 ` Claude review: " Claude Code Review Bot
2026-04-07 9:30 ` [PATCH 2/6] clk: qcom: gxclkctl: Use custom disable callback for gx_gdsc Taniya Das
2026-04-07 10:56 ` Konrad Dybcio
2026-04-12 3:46 ` Claude review: " Claude Code Review Bot
2026-04-07 9:30 ` Taniya Das [this message]
2026-04-07 10:58 ` [PATCH 3/6] clk: qcom: common: ensure runtime PM suspend completes on probe Konrad Dybcio
2026-04-08 7:26 ` Taniya Das
2026-04-12 3:46 ` Claude review: " Claude Code Review Bot
2026-04-07 9:30 ` [PATCH 4/6] clk: qcom: gxclkctl: Remove GX/GMxC rail votes to align with IFPC Taniya Das
2026-04-07 11:29 ` Konrad Dybcio
2026-04-08 7:25 ` Taniya Das
2026-04-12 3:46 ` Claude review: " Claude Code Review Bot
2026-04-07 9:30 ` [PATCH 5/6] drm/msm/a8xx: Make a8xx_recover IFPC safe Taniya Das
2026-04-07 11:00 ` Konrad Dybcio
2026-04-12 3:46 ` Claude review: " Claude Code Review Bot
2026-04-07 9:30 ` [PATCH 6/6] drm/msm/a6xx: Limit GXPD votes to recovery in A8x Taniya Das
2026-04-07 11:01 ` Konrad Dybcio
2026-04-07 19:16 ` Akhil P Oommen
2026-04-12 3:46 ` Claude review: " Claude Code Review Bot
2026-04-12 3:46 ` Claude review: qcom: Refactor GPU GX GDSC handling and IFPC behavior on A8x GPUs Claude Code Review Bot
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