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Merge "disp: msm: sde: take min ib votes from perf config"

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qctecmdr 2022-03-09 18:49:35 -08:00 committed by Gerrit - the friendly Code Review server
commit 0777752947
2 changed files with 69 additions and 1 deletions
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56
msm/sde_power_handle.c
View File

@ -1,5 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
* Copyright (c) 2014-2021, The Linux Foundation. All rights reserved.
*/
@ -455,6 +456,40 @@ static int sde_power_mnoc_bus_parse(struct platform_device *pdev,
return rc;
}
static void sde_power_parse_ib_votes(struct platform_device *pdev,
struct sde_power_handle *phandle)
{
int rc = 0;
u32 tmp = 0;
if (!pdev || !phandle) {
pr_err("invalid input param pdev:%pK phandle:%pK\n", pdev,
phandle);
return;
}
rc = of_property_read_u32(pdev->dev.of_node,
"qcom,sde-min-core-ib-kbps", &tmp);
if (rc)
pr_err("error reading min core ib vote. rc=%d, np=%x\n", rc, pdev->dev.of_node);
phandle->min_ib_vote.min_core_ib = (!rc ? tmp*1000 : 0);
rc = of_property_read_u32(pdev->dev.of_node,
"qcom,sde-min-llcc-ib-kbps", &tmp);
if (rc)
pr_err("error reading min llcc ib vote. rc=%d\n", rc);
phandle->min_ib_vote.min_llcc_ib = (!rc ? tmp*1000 : 0);
rc = of_property_read_u32(pdev->dev.of_node,
"qcom,sde-min-dram-ib-kbps", &tmp);
if (rc)
pr_err("error reading min dram ib vote. rc=%d\n", rc);
phandle->min_ib_vote.min_dram_ib = (!rc ? tmp*1000 : 0);
}
static int sde_power_bus_parse(struct platform_device *pdev,
struct sde_power_handle *phandle)
{
@ -599,6 +634,8 @@ int sde_power_resource_init(struct platform_device *pdev,
goto bus_err;
}
sde_power_parse_ib_votes(pdev, phandle);
INIT_LIST_HEAD(&phandle->event_list);
phandle->rsc_client = NULL;
@ -695,6 +732,7 @@ int sde_power_resource_enable(struct sde_power_handle *phandle, bool enable)
{
int rc = 0, i = 0;
struct dss_module_power *mp;
u32 bus_ib_quota = 0;
if (!phandle) {
pr_err("invalid input argument\n");
@ -718,10 +756,26 @@ int sde_power_resource_enable(struct sde_power_handle *phandle, bool enable)
for (i = 0; i < SDE_POWER_HANDLE_DBUS_ID_MAX &&
phandle->data_bus_handle[i].data_paths_cnt > 0; i++) {
bus_ib_quota = 0;
switch (i) {
case SDE_POWER_HANDLE_DBUS_ID_MNOC:
bus_ib_quota =
phandle->min_ib_vote.min_core_ib;
break;
case SDE_POWER_HANDLE_DBUS_ID_LLCC:
bus_ib_quota =
phandle->min_ib_vote.min_llcc_ib;
break;
case SDE_POWER_HANDLE_DBUS_ID_EBI:
bus_ib_quota =
phandle->min_ib_vote.min_dram_ib;
}
rc = _sde_power_data_bus_set_quota(
&phandle->data_bus_handle[i],
SDE_POWER_HANDLE_ENABLE_BUS_AB_QUOTA,
SDE_POWER_HANDLE_ENABLE_BUS_IB_QUOTA);
bus_ib_quota);
if (rc) {
pr_err("failed to set data bus vote id=%d rc=%d\n",
i, rc);

14
msm/sde_power_handle.h
View File

@ -1,5 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
* Copyright (c) 2016-2020, The Linux Foundation. All rights reserved.
*/
@ -125,6 +126,18 @@ struct sde_power_reg_bus_handle {
struct sde_power_bus_scaling_data scale_table[VOTE_INDEX_MAX];
};
/**
* struct sde_min_ib_vote: ib votes on data bus
* @min_core_ib: ib vote on mnoc
* @min_llcc_ib: ib vote on llcc
* @min_dram_ib: ib vote on dram
*/
struct sde_min_ib_vote {
u32 min_core_ib;
u32 min_llcc_ib;
u32 min_dram_ib;
};
/*
* struct sde_power_event - local event registration structure
* @client_name: name of the client registering
@ -165,6 +178,7 @@ struct sde_power_handle {
u32 last_event_handled;
struct sde_rsc_client *rsc_client;
bool rsc_client_init;
struct sde_min_ib_vote min_ib_vote;
};
/**