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From 8657ed471196f4dc8e7917453a39363e0014840c Mon Sep 17 00:00:00 2001
From: Konrad Dybcio <konrad.dybcio@linaro.org>
Date: Fri, 25 Aug 2023 17:38:28 +0200
Subject: [PATCH 6/9] interconnect: qcom: qcm2290: Set AB coefficients
Some buses need additional manual adjustments atop the usual
calculations. Fill in the missing coefficients.
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230726-topic-icc_coeff-v4-6-c04b60caa467@linaro.org
Signed-off-by: Georgi Djakov <djakov@kernel.org>
Upstream-Status: Backport [https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git 8657ed471196]
---
drivers/interconnect/qcom/qcm2290.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/interconnect/qcom/qcm2290.c b/drivers/interconnect/qcom/qcm2290.c
index 026e4c82d6d4..7abc0c449220 100644
--- a/drivers/interconnect/qcom/qcm2290.c
+++ b/drivers/interconnect/qcom/qcm2290.c
@@ -1202,6 +1202,7 @@ static const struct qcom_icc_desc qcm2290_bimc = {
.keep_alive = true,
/* M_REG_BASE() in vendor msm_bus_bimc_adhoc driver */
.qos_offset = 0x8000,
+ .ab_coeff = 153,
};
static struct qcom_icc_node * const qcm2290_cnoc_nodes[] = {
@@ -1332,6 +1333,7 @@ static const struct qcom_icc_desc qcm2290_mmnrt_virt = {
.regmap_cfg = &qcm2290_snoc_regmap_config,
.keep_alive = true,
.qos_offset = 0x15000,
+ .ab_coeff = 142,
};
static struct qcom_icc_node * const qcm2290_mmrt_virt_nodes[] = {
@@ -1348,6 +1350,7 @@ static const struct qcom_icc_desc qcm2290_mmrt_virt = {
.regmap_cfg = &qcm2290_snoc_regmap_config,
.keep_alive = true,
.qos_offset = 0x15000,
+ .ab_coeff = 139,
};
static const struct of_device_id qcm2290_noc_of_match[] = {
--
2.39.2
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