linux-kernel - [PATCH v3 09/10] interconnect: qcom: msm8996: Set AB/IB coefficients

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Date:   Tue, 08 Aug 2023 13:43:40 +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 09/10] interconnect: qcom: msm8996: 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/msm8996.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/interconnect/qcom/msm8996.c b/drivers/interconnect/qcom/msm8996.c
index 88683dfa468f..b73566c9b21f 100644
--- a/drivers/interconnect/qcom/msm8996.c
+++ b/drivers/interconnect/qcom/msm8996.c
@@ -448,6 +448,7 @@ static struct qcom_icc_node mas_mdp_p0 = {
 	.name = "mas_mdp_p0",
 	.id = MSM8996_MASTER_MDP_PORT0,
 	.buswidth = 32,
+	.ib_coeff = 25,
 	.mas_rpm_id = 8,
 	.slv_rpm_id = -1,
 	.qos.ap_owned = true,
@@ -463,6 +464,7 @@ static struct qcom_icc_node mas_mdp_p1 = {
 	.name = "mas_mdp_p1",
 	.id = MSM8996_MASTER_MDP_PORT1,
 	.buswidth = 32,
+	.ib_coeff = 25,
 	.mas_rpm_id = 61,
 	.slv_rpm_id = -1,
 	.qos.ap_owned = true,
@@ -1889,7 +1891,8 @@ static const struct qcom_icc_desc msm8996_bimc = {
 	.nodes = bimc_nodes,
 	.num_nodes = ARRAY_SIZE(bimc_nodes),
 	.bus_clk_desc = &bimc_clk,
-	.regmap_cfg = &msm8996_bimc_regmap_config
+	.regmap_cfg = &msm8996_bimc_regmap_config,
+	.ab_coeff = 154,
 };
 
 static struct qcom_icc_node * const cnoc_nodes[] = {
@@ -2004,7 +2007,8 @@ static const struct qcom_icc_desc msm8996_mnoc = {
 	.bus_clk_desc = &mmaxi_0_clk,
 	.intf_clocks = mm_intf_clocks,
 	.num_intf_clocks = ARRAY_SIZE(mm_intf_clocks),
-	.regmap_cfg = &msm8996_mnoc_regmap_config
+	.regmap_cfg = &msm8996_mnoc_regmap_config,
+	.ab_coeff = 154,
 };
 
 static struct qcom_icc_node * const pnoc_nodes[] = {

-- 
2.41.0