Linux clock framework development
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From: Jagadeesh Kona <jagadeesh.kona@oss.qualcomm.com>
To: Bjorn Andersson <andersson@kernel.org>,
	Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>, Vinod Koul <vkoul@kernel.org>,
	Konrad Dybcio <konradybcio@kernel.org>,
	Dmitry Baryshkov <lumag@kernel.org>,
	Taniya Das <quic_tdas@quicinc.com>,
	Melody Olvera <quic_molvera@quicinc.com>,
	Ajit Pandey <quic_ajipan@quicinc.com>,
	Imran Shaik <quic_imrashai@quicinc.com>,
	Luca Weiss <luca.weiss@fairphone.com>,
	Rajendra Nayak <quic_rjendra@quicinc.com>,
	Abel Vesa <abel.vesa@linaro.org>,
	Sibi Sankar <sibi.sankar@oss.qualcomm.com>,
	Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>,
	Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Cc: Ajit Pandey <ajit.pandey@oss.qualcomm.com>,
	Imran Shaik <imran.shaik@oss.qualcomm.com>,
	Taniya Das <taniya.das@oss.qualcomm.com>,
	linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Jagadeesh Kona <jagadeesh.kona@oss.qualcomm.com>,
	Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Subject: [PATCH v2 3/8] clk: qcom: gcc-sm4450: Update the SDCC RCGs to use shared_floor_ops
Date: Thu, 27 Nov 2025 23:27:38 +0530	[thread overview]
Message-ID: <20251127-sdcc_shared_floor_ops-v2-3-473afc86589c@oss.qualcomm.com> (raw)
In-Reply-To: <20251127-sdcc_shared_floor_ops-v2-0-473afc86589c@oss.qualcomm.com>

Use shared_floor_ops for the SDCC RCGs so the RCG is safely parked
during disable and the new parent configuration is programmed in
hardware only when the new parent is enabled, avoiding cases where
the RCG configuration fails to update.

Fixes: c32c4ef98bac ("clk: qcom: Add GCC driver support for SM4450")
Reviewed-by: Taniya Das <taniya.das@oss.qualcomm.com>
Reviewed-by: Imran Shaik <imran.shaik@oss.qualcomm.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Signed-off-by: Jagadeesh Kona <jagadeesh.kona@oss.qualcomm.com>
---
 drivers/clk/qcom/gcc-sm4450.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/clk/qcom/gcc-sm4450.c b/drivers/clk/qcom/gcc-sm4450.c
index e2d9e4691c5b719adfa86b904394ba85d086c12c..023d840e9f4ef0d6e9e7f16372cb9eb493f623d3 100644
--- a/drivers/clk/qcom/gcc-sm4450.c
+++ b/drivers/clk/qcom/gcc-sm4450.c
@@ -769,7 +769,7 @@ static struct clk_rcg2 gcc_sdcc1_apps_clk_src = {
 		.parent_data = gcc_parent_data_4,
 		.num_parents = ARRAY_SIZE(gcc_parent_data_4),
 		.flags = CLK_SET_RATE_PARENT,
-		.ops = &clk_rcg2_floor_ops,
+		.ops = &clk_rcg2_shared_floor_ops,
 	},
 };
 
@@ -791,7 +791,7 @@ static struct clk_rcg2 gcc_sdcc1_ice_core_clk_src = {
 		.parent_data = gcc_parent_data_4,
 		.num_parents = ARRAY_SIZE(gcc_parent_data_4),
 		.flags = CLK_SET_RATE_PARENT,
-		.ops = &clk_rcg2_floor_ops,
+		.ops = &clk_rcg2_shared_floor_ops,
 	},
 };
 
@@ -815,7 +815,7 @@ static struct clk_rcg2 gcc_sdcc2_apps_clk_src = {
 		.parent_data = gcc_parent_data_6,
 		.num_parents = ARRAY_SIZE(gcc_parent_data_6),
 		.flags = CLK_SET_RATE_PARENT,
-		.ops = &clk_rcg2_floor_ops,
+		.ops = &clk_rcg2_shared_floor_ops,
 	},
 };
 

-- 
2.34.1


  parent reply	other threads:[~2025-11-27 17:58 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-27 17:57 [PATCH v2 0/8] clk: qcom: gcc: Update the SDCC RCGs to use shared_floor_ops Jagadeesh Kona
2025-11-27 17:57 ` [PATCH v2 1/8] clk: qcom: gcc-sm8450: " Jagadeesh Kona
2025-11-27 17:57 ` [PATCH v2 2/8] clk: qcom: gcc-sm8750: " Jagadeesh Kona
2025-11-27 17:57 ` Jagadeesh Kona [this message]
2025-11-27 17:57 ` [PATCH v2 4/8] clk: qcom: gcc-sdx75: " Jagadeesh Kona
2025-11-27 17:57 ` [PATCH v2 5/8] clk: qcom: gcc-milos: " Jagadeesh Kona
2025-11-27 17:57 ` [PATCH v2 6/8] clk: qcom: gcc-x1e80100: " Jagadeesh Kona
2025-11-27 19:27   ` Vladimir Zapolskiy
2025-11-28  7:39   ` Imran Shaik
2025-11-27 17:57 ` [PATCH v2 7/8] clk: qcom: gcc-qdu1000: " Jagadeesh Kona
2025-11-27 19:28   ` Vladimir Zapolskiy
2025-11-28  3:55   ` Taniya Das
2025-11-28  7:39   ` Imran Shaik
2025-11-27 17:57 ` [PATCH v2 8/8] clk: qcom: gcc-glymur: " Jagadeesh Kona
2025-11-27 19:28   ` Vladimir Zapolskiy
2025-11-28  3:55   ` Taniya Das
2025-11-28  7:39   ` Imran Shaik
2025-12-18  3:11 ` [PATCH v2 0/8] clk: qcom: gcc: " Bjorn Andersson

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