linux-kernel - [PATCH v2 1/2] interconnect: qcom: qcm2290: Enable keep

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Message-Id: <20230720-topic-qcm2290_icc-v2-1-a2ceb9d3e713@linaro.org>
Date:   Mon, 24 Jul 2023 12:49:21 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Georgi Djakov <djakov@...nel.org>,
        Shawn Guo <shawn.guo@...aro.org>
Cc:     Marijn Suijten <marijn.suijten@...ainline.org>,
        linux-arm-msm@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: [PATCH v2 1/2] interconnect: qcom: qcm2290: Enable keep_alive on
 all buses

QCM2290 expects all buses to be up at all times when the CPU is
active. Enable keep_alive on all of them to achieve that.

Fixes: 1a14b1ac3935 ("interconnect: qcom: Add QCM2290 driver support")
Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
 drivers/interconnect/qcom/qcm2290.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/interconnect/qcom/qcm2290.c b/drivers/interconnect/qcom/qcm2290.c
index 3c3b24264a5b..c22354f3e667 100644
--- a/drivers/interconnect/qcom/qcm2290.c
+++ b/drivers/interconnect/qcom/qcm2290.c
@@ -1196,6 +1196,7 @@ static const struct qcom_icc_desc qcm2290_bimc = {
 	.num_nodes = ARRAY_SIZE(qcm2290_bimc_nodes),
 	.bus_clk_desc = &bimc_clk,
 	.regmap_cfg = &qcm2290_bimc_regmap_config,
+	.keep_alive = true,
 	/* M_REG_BASE() in vendor msm_bus_bimc_adhoc driver */
 	.qos_offset = 0x8000,
 };
@@ -1252,6 +1253,7 @@ static const struct qcom_icc_desc qcm2290_cnoc = {
 	.num_nodes = ARRAY_SIZE(qcm2290_cnoc_nodes),
 	.bus_clk_desc = &bus_1_clk,
 	.regmap_cfg = &qcm2290_cnoc_regmap_config,
+	.keep_alive = true,
 };
 
 static struct qcom_icc_node * const qcm2290_snoc_nodes[] = {
@@ -1294,6 +1296,7 @@ static const struct qcom_icc_desc qcm2290_snoc = {
 	.num_nodes = ARRAY_SIZE(qcm2290_snoc_nodes),
 	.bus_clk_desc = &bus_2_clk,
 	.regmap_cfg = &qcm2290_snoc_regmap_config,
+	.keep_alive = true,
 	/* Vendor DT node fab-sys_noc property 'qcom,base-offset' */
 	.qos_offset = 0x15000,
 };
@@ -1308,6 +1311,7 @@ static const struct qcom_icc_desc qcm2290_qup_virt = {
 	.nodes = qcm2290_qup_virt_nodes,
 	.num_nodes = ARRAY_SIZE(qcm2290_qup_virt_nodes),
 	.bus_clk_desc = &qup_clk,
+	.keep_alive = true,
 };
 
 static struct qcom_icc_node * const qcm2290_mmnrt_virt_nodes[] = {
@@ -1323,6 +1327,7 @@ static const struct qcom_icc_desc qcm2290_mmnrt_virt = {
 	.num_nodes = ARRAY_SIZE(qcm2290_mmnrt_virt_nodes),
 	.bus_clk_desc = &mmaxi_0_clk,
 	.regmap_cfg = &qcm2290_snoc_regmap_config,
+	.keep_alive = true,
 	.qos_offset = 0x15000,
 };
 
@@ -1338,6 +1343,7 @@ static const struct qcom_icc_desc qcm2290_mmrt_virt = {
 	.num_nodes = ARRAY_SIZE(qcm2290_mmrt_virt_nodes),
 	.bus_clk_desc = &mmaxi_1_clk,
 	.regmap_cfg = &qcm2290_snoc_regmap_config,
+	.keep_alive = true,
 	.qos_offset = 0x15000,
 };
 

-- 
2.41.0