From: Taniya Das <taniya.das@oss.qualcomm.com>
To: Bjorn Andersson <andersson@kernel.org>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>,
Dmitry Baryshkov <lumag@kernel.org>,
Taniya Das <quic_tdas@quicinc.com>
Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org,
linux-kernel@vger.kernel.org,
Ajit Pandey <ajit.pandey@oss.qualcomm.com>,
Imran Shaik <imran.shaik@oss.qualcomm.com>,
Jagadeesh Kona <jagadeesh.kona@oss.qualcomm.com>,
Taniya Das <taniya.das@oss.qualcomm.com>
Subject: [PATCH v2] clk: qcom: gcc: Update the SDCC clock to use shared_floor_ops
Date: Fri, 24 Oct 2025 10:48:45 +0530 [thread overview]
Message-ID: <20251024-sdcc_rcg2_shared_ops-v2-1-8fd5daca9cd2@oss.qualcomm.com> (raw)
Fix "gcc_sdcc2_apps_clk_src: rcg didn't update its configuration" during
boot. This happens due to the floor_ops tries to update the rcg
configuration even if the clock is not enabled.
The shared_floor_ops ensures that the RCG is safely parked and the new
parent configuration is cached in the parked_cfg when the clock is off.
Ensure to use the ops for the other SDCC clock instances as well.
Fixes: 39d6dcf67fe9 ("clk: qcom: gcc: Add support for QCS615 GCC clocks")
Signed-off-by: Taniya Das <taniya.das@oss.qualcomm.com>
---
Changes in v2:
- EDITME: describe what is new in this series revision.
- EDITME: use bulletpoints and terse descriptions.
- Link to v1: https://lore.kernel.org/r/20250804-sdcc_rcg2_shared_ops-v1-1-41f989e8cbb1@oss.qualcomm.com
---
drivers/clk/qcom/gcc-qcs615.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/clk/qcom/gcc-qcs615.c b/drivers/clk/qcom/gcc-qcs615.c
index 9695446bc2a3c81f63f6fc0c98d298270f3494cc..5b3b8dd4f114bdcb8911a9ce612c39a1c6e05b23 100644
--- a/drivers/clk/qcom/gcc-qcs615.c
+++ b/drivers/clk/qcom/gcc-qcs615.c
@@ -784,7 +784,7 @@ static struct clk_rcg2 gcc_sdcc1_apps_clk_src = {
.name = "gcc_sdcc1_apps_clk_src",
.parent_data = gcc_parent_data_1,
.num_parents = ARRAY_SIZE(gcc_parent_data_1),
- .ops = &clk_rcg2_floor_ops,
+ .ops = &clk_rcg2_shared_floor_ops,
},
};
@@ -806,7 +806,7 @@ static struct clk_rcg2 gcc_sdcc1_ice_core_clk_src = {
.name = "gcc_sdcc1_ice_core_clk_src",
.parent_data = gcc_parent_data_0,
.num_parents = ARRAY_SIZE(gcc_parent_data_0),
- .ops = &clk_rcg2_floor_ops,
+ .ops = &clk_rcg2_shared_floor_ops,
},
};
@@ -830,7 +830,7 @@ static struct clk_rcg2 gcc_sdcc2_apps_clk_src = {
.name = "gcc_sdcc2_apps_clk_src",
.parent_data = gcc_parent_data_8,
.num_parents = ARRAY_SIZE(gcc_parent_data_8),
- .ops = &clk_rcg2_floor_ops,
+ .ops = &clk_rcg2_shared_floor_ops,
},
};
---
base-commit: 5c5a10f0be967a8950a2309ea965bae54251b50e
change-id: 20250804-sdcc_rcg2_shared_ops-ea6e26185fe6
Best regards,
--
Taniya Das <taniya.das@oss.qualcomm.com>
next reply other threads:[~2025-10-24 5:18 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-24 5:18 Taniya Das [this message]
2025-10-24 7:38 ` Konrad Dybcio
2025-10-29 7:50 ` Taniya Das
2025-10-24 13:12 ` Abel Vesa
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