linux-kernel - [PATCH v3 08/10] interconnect: qcom: sdm660: Set AB/IB coefficients

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Date:   Tue, 08 Aug 2023 13:43:39 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Georgi Djakov <djakov@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>
Cc:     Marijn Suijten <marijn.suijten@...ainline.org>,
        linux-arm-msm@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org,
        Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: [PATCH v3 08/10] interconnect: qcom: sdm660: Set AB/IB
 coefficients

Some buses and nodes need additional manual adjustments atop the usual
calculations. Fill in the missing coefficients.

Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
 drivers/interconnect/qcom/sdm660.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/interconnect/qcom/sdm660.c b/drivers/interconnect/qcom/sdm660.c
index 36962f7bd7bb..7392bebba334 100644
--- a/drivers/interconnect/qcom/sdm660.c
+++ b/drivers/interconnect/qcom/sdm660.c
@@ -602,6 +602,7 @@ static struct qcom_icc_node mas_mdp_p0 = {
 	.name = "mas_mdp_p0",
 	.id = SDM660_MASTER_MDP_P0,
 	.buswidth = 16,
+	.ib_coeff = 50,
 	.mas_rpm_id = 8,
 	.slv_rpm_id = -1,
 	.qos.ap_owned = true,
@@ -621,6 +622,7 @@ static struct qcom_icc_node mas_mdp_p1 = {
 	.name = "mas_mdp_p1",
 	.id = SDM660_MASTER_MDP_P1,
 	.buswidth = 16,
+	.ib_coeff = 50,
 	.mas_rpm_id = 61,
 	.slv_rpm_id = -1,
 	.qos.ap_owned = true,
@@ -1540,6 +1542,7 @@ static const struct qcom_icc_desc sdm660_bimc = {
 	.num_nodes = ARRAY_SIZE(sdm660_bimc_nodes),
 	.bus_clk_desc = &bimc_clk,
 	.regmap_cfg = &sdm660_bimc_regmap_config,
+	.ab_coeff = 153,
 };
 
 static struct qcom_icc_node * const sdm660_cnoc_nodes[] = {
@@ -1659,6 +1662,7 @@ static const struct qcom_icc_desc sdm660_mnoc = {
 	.intf_clocks = mm_intf_clocks,
 	.num_intf_clocks = ARRAY_SIZE(mm_intf_clocks),
 	.regmap_cfg = &sdm660_mnoc_regmap_config,
+	.ab_coeff = 153,
 };
 
 static struct qcom_icc_node * const sdm660_snoc_nodes[] = {

-- 
2.41.0