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sunxi64: Fix dram frequency scaling to mitigate slow network issue

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This commit is contained in:
Gunjan Gupta 2023-09-05 18:46:01 +05:30
parent ebc1f3d57b
commit 375937ea1a
6 changed files with 58 additions and 0 deletions
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27
patch/kernel/archive/sunxi-6.1/patches.armbian/drivers-devfreq-sun8i-a33-mbus-disable-autorefresh.patch Normal file
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@ -0,0 +1,27 @@
From 6a1c3a22addf1367b76ff1e43d4428f19d88faf7 Mon Sep 17 00:00:00 2001
From: Gunjan Gupta <viraniac@gmail.com>
Date: Tue, 5 Sep 2023 11:16:07 +0000
Subject: [PATCH] drivers: devfreq: sun8i-a33-mbus: disable autorefresh
---
drivers/devfreq/sun8i-a33-mbus.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/devfreq/sun8i-a33-mbus.c b/drivers/devfreq/sun8i-a33-mbus.c
index 13d32213139f..81832c3ffafa 100644
--- a/drivers/devfreq/sun8i-a33-mbus.c
+++ b/drivers/devfreq/sun8i-a33-mbus.c
@@ -202,8 +202,8 @@ static int sun8i_a33_mbus_set_dram_freq(struct sun8i_a33_mbus *priv,
writel_relaxed(vtfcr, priv->reg_dram + DRAM_VTFCR);
/* Enable automatic self-refresh at the lowest frequency only. */
- if (freq == priv->freq_table[0])
- pwrctl |= DRAM_PWRCTL_SELFREF_EN;
+ // if (freq == priv->freq_table[0])
+ // pwrctl |= DRAM_PWRCTL_SELFREF_EN;
writel_relaxed(pwrctl, priv->reg_dram + DRAM_PWRCTL);
sun8i_a33_mbus_restart_pmu_counters(priv);
--
2.34.1

1
patch/kernel/archive/sunxi-6.1/series.armbian
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@ -180,3 +180,4 @@
patches.armbian/arm-dts-sun8i-h3-reduce-opp-microvolt-to-prevent-not.patch
patches.armbian/arm64-dts-sun50i-h5-enable-power-button-for-orangepi-prime.patch
patches.armbian/arm64-dts-sun50i-h5-Add-missing-GPU-trip-point.patch
patches.armbian/drivers-devfreq-sun8i-a33-mbus-disable-autorefresh.patch

1
patch/kernel/archive/sunxi-6.1/series.conf
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@ -584,3 +584,4 @@
patches.armbian/arm-dts-sun8i-h3-reduce-opp-microvolt-to-prevent-not.patch
patches.armbian/arm64-dts-sun50i-h5-enable-power-button-for-orangepi-prime.patch
patches.armbian/arm64-dts-sun50i-h5-Add-missing-GPU-trip-point.patch
patches.armbian/drivers-devfreq-sun8i-a33-mbus-disable-autorefresh.patch

27
patch/kernel/archive/sunxi-6.5/patches.armbian/drivers-devfreq-sun8i-a33-mbus-disable-autorefresh.patch Normal file
View File

@ -0,0 +1,27 @@
From 6a1c3a22addf1367b76ff1e43d4428f19d88faf7 Mon Sep 17 00:00:00 2001
From: Gunjan Gupta <viraniac@gmail.com>
Date: Tue, 5 Sep 2023 11:16:07 +0000
Subject: [PATCH] drivers: devfreq: sun8i-a33-mbus: disable autorefresh
---
drivers/devfreq/sun8i-a33-mbus.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/devfreq/sun8i-a33-mbus.c b/drivers/devfreq/sun8i-a33-mbus.c
index 13d32213139f..81832c3ffafa 100644
--- a/drivers/devfreq/sun8i-a33-mbus.c
+++ b/drivers/devfreq/sun8i-a33-mbus.c
@@ -202,8 +202,8 @@ static int sun8i_a33_mbus_set_dram_freq(struct sun8i_a33_mbus *priv,
writel_relaxed(vtfcr, priv->reg_dram + DRAM_VTFCR);
/* Enable automatic self-refresh at the lowest frequency only. */
- if (freq == priv->freq_table[0])
- pwrctl |= DRAM_PWRCTL_SELFREF_EN;
+ // if (freq == priv->freq_table[0])
+ // pwrctl |= DRAM_PWRCTL_SELFREF_EN;
writel_relaxed(pwrctl, priv->reg_dram + DRAM_PWRCTL);
sun8i_a33_mbus_restart_pmu_counters(priv);
--
2.34.1

1
patch/kernel/archive/sunxi-6.5/series.armbian
View File

@ -184,3 +184,4 @@
patches.armbian/arm-dts-sun8i-h3-reduce-opp-microvolt-to-prevent-not.patch
patches.armbian/arm64-dts-sun50i-h5-enable-power-button-for-orangepi-prime.patch
patches.armbian/arm-dts-sunxi-h3-h5-add_tve.patch
patches.armbian/drivers-devfreq-sun8i-a33-mbus-disable-autorefresh.patch

1
patch/kernel/archive/sunxi-6.5/series.conf
View File

@ -662,3 +662,4 @@
patches.armbian/arm-dts-sun8i-h3-reduce-opp-microvolt-to-prevent-not.patch
patches.armbian/arm64-dts-sun50i-h5-enable-power-button-for-orangepi-prime.patch
patches.armbian/arm-dts-sunxi-h3-h5-add_tve.patch
patches.armbian/drivers-devfreq-sun8i-a33-mbus-disable-autorefresh.patch