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[83.9.31.203]) by smtp.gmail.com with ESMTPSA id o14-20020ac2494e000000b004fdc7ec5cbesm2164201lfi.300.2023.07.24.03.49.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Jul 2023 03:49:24 -0700 (PDT) From: Konrad Dybcio Date: Mon, 24 Jul 2023 12:49:22 +0200 Subject: [PATCH v2 2/2] interconnect: qcom: qcm2290: Enable sync state MIME-Version: 1.0 Message-Id: <20230720-topic-qcm2290_icc-v2-2-a2ceb9d3e713@linaro.org> References: <20230720-topic-qcm2290_icc-v2-0-a2ceb9d3e713@linaro.org> In-Reply-To: <20230720-topic-qcm2290_icc-v2-0-a2ceb9d3e713@linaro.org> To: Andy Gross , Bjorn Andersson , Georgi Djakov , Shawn Guo Cc: Marijn Suijten , linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, Konrad Dybcio X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1690195761; l=1022; i=konrad.dybcio@linaro.org; s=20230215; h=from:subject:message-id; bh=GplZxeOl64/ZE1tfvreBeiinURUbtJKYvGy7WRRT0bI=; b=O9MXnPhMxVQyCLJrL3jyqGMGBqfsvhiRg6ST9CmmM/h6dHwd8kFNhD6wYW8cmNWC/1c67k5+7 bzRBUL4EjjaCC6B+ki4drZ0UMURNFGXwB68yhuX+ukOGnhQZH3t61nf X-Developer-Key: i=konrad.dybcio@linaro.org; a=ed25519; pk=iclgkYvtl2w05SSXO5EjjSYlhFKsJ+5OSZBjOkQuEms= Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Enable the generic .sync_state callback to ensure there are no outstanding votes that would waste power. Generally one would need a bunch of interface clocks to access the QoS registers when trying to go over all possible nodes during sync_state, but QCM2290 surprisingly does not seem to require any such handling. Fixes: 1a14b1ac3935 ("interconnect: qcom: Add QCM2290 driver support") Signed-off-by: Konrad Dybcio --- drivers/interconnect/qcom/qcm2290.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/interconnect/qcom/qcm2290.c b/drivers/interconnect/qcom/qcm2290.c index c22354f3e667..5bc4b7516608 100644 --- a/drivers/interconnect/qcom/qcm2290.c +++ b/drivers/interconnect/qcom/qcm2290.c @@ -1364,6 +1364,7 @@ static struct platform_driver qcm2290_noc_driver = { .driver = { .name = "qnoc-qcm2290", .of_match_table = qcm2290_noc_of_match, + .sync_state = icc_sync_state, }, }; module_platform_driver(qcm2290_noc_driver);