From: Yong Wu <yong.wu@mediatek.com>
To: Joerg Roedel <joro@8bytes.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Robin Murphy <robin.murphy@arm.com>,
Rob Herring <robh+dt@kernel.org>
Cc: Evan Green <evgreen@chromium.org>, Tomasz Figa <tfiga@google.com>,
Will Deacon <will.deacon@arm.com>,
<linux-mediatek@lists.infradead.org>,
<srv_heupstream@mediatek.com>, <devicetree@vger.kernel.org>,
<linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<iommu@lists.linux-foundation.org>, <yingjoe.chen@mediatek.com>,
<yong.wu@mediatek.com>, <youlin.pei@mediatek.com>,
Nicolas Boichat <drinkcat@chromium.org>, <anan.sun@mediatek.com>,
Matthias Kaehlcke <mka@chromium.org>
Subject: [PATCH v8 18/21] iommu/mediatek: Fix VLD_PA_RNG register backup when suspend
Date: Sat, 29 Jun 2019 10:39:52 +0800 [thread overview]
Message-ID: <1561775995-24963-19-git-send-email-yong.wu@mediatek.com> (raw)
In-Reply-To: <1561775995-24963-11-git-send-email-yong.wu@mediatek.com>
The register VLD_PA_RNG(0x118) was forgot to backup while adding 4GB
mode support for mt2712. this patch add it.
Fixes: 30e2fccf9512 ("iommu/mediatek: Enlarge the validate PA range
for 4GB mode")
Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Reviewed-by: Evan Green <evgreen@chromium.org>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
---
drivers/iommu/mtk_iommu.c | 2 ++
drivers/iommu/mtk_iommu.h | 1 +
2 files changed, 3 insertions(+)
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 1459ec3..24600aa 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -740,6 +740,7 @@ static int __maybe_unused mtk_iommu_suspend(struct device *dev)
reg->int_control0 = readl_relaxed(base + REG_MMU_INT_CONTROL0);
reg->int_main_control = readl_relaxed(base + REG_MMU_INT_MAIN_CONTROL);
reg->ivrp_paddr = readl_relaxed(base + REG_MMU_IVRP_PADDR);
+ reg->vld_pa_rng = readl_relaxed(base + REG_MMU_VLD_PA_RNG);
clk_disable_unprepare(data->bclk);
return 0;
}
@@ -764,6 +765,7 @@ static int __maybe_unused mtk_iommu_resume(struct device *dev)
writel_relaxed(reg->int_control0, base + REG_MMU_INT_CONTROL0);
writel_relaxed(reg->int_main_control, base + REG_MMU_INT_MAIN_CONTROL);
writel_relaxed(reg->ivrp_paddr, base + REG_MMU_IVRP_PADDR);
+ writel_relaxed(reg->vld_pa_rng, base + REG_MMU_VLD_PA_RNG);
if (m4u_dom)
writel(m4u_dom->cfg.arm_v7s_cfg.ttbr[0] & MMU_PT_ADDR_MASK,
base + REG_MMU_PT_BASE_ADDR);
diff --git a/drivers/iommu/mtk_iommu.h b/drivers/iommu/mtk_iommu.h
index 47063d4..3954876 100644
--- a/drivers/iommu/mtk_iommu.h
+++ b/drivers/iommu/mtk_iommu.h
@@ -32,6 +32,7 @@ struct mtk_iommu_suspend_reg {
u32 int_control0;
u32 int_main_control;
u32 ivrp_paddr;
+ u32 vld_pa_rng;
};
enum mtk_iommu_plat {
--
1.9.1
WARNING: multiple messages have this Message-ID (diff)
From: Yong Wu <yong.wu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
To: Joerg Roedel <joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>,
Matthias Brugger
<matthias.bgg-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Robin Murphy <robin.murphy-5wv7dgnIgG8@public.gmane.org>,
Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: youlin.pei-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Nicolas Boichat
<drinkcat-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>,
srv_heupstream-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org,
Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Evan Green <evgreen-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>,
Tomasz Figa <tfiga-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>,
iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
Matthias Kaehlcke <mka-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>,
linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
yingjoe.chen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org,
anan.sun-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: [PATCH v8 18/21] iommu/mediatek: Fix VLD_PA_RNG register backup when suspend
Date: Sat, 29 Jun 2019 10:39:52 +0800 [thread overview]
Message-ID: <1561775995-24963-19-git-send-email-yong.wu@mediatek.com> (raw)
In-Reply-To: <1561775995-24963-11-git-send-email-yong.wu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
The register VLD_PA_RNG(0x118) was forgot to backup while adding 4GB
mode support for mt2712. this patch add it.
Fixes: 30e2fccf9512 ("iommu/mediatek: Enlarge the validate PA range
for 4GB mode")
Signed-off-by: Yong Wu <yong.wu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
Reviewed-by: Evan Green <evgreen-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
Reviewed-by: Matthias Brugger <matthias.bgg-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
---
drivers/iommu/mtk_iommu.c | 2 ++
drivers/iommu/mtk_iommu.h | 1 +
2 files changed, 3 insertions(+)
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 1459ec3..24600aa 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -740,6 +740,7 @@ static int __maybe_unused mtk_iommu_suspend(struct device *dev)
reg->int_control0 = readl_relaxed(base + REG_MMU_INT_CONTROL0);
reg->int_main_control = readl_relaxed(base + REG_MMU_INT_MAIN_CONTROL);
reg->ivrp_paddr = readl_relaxed(base + REG_MMU_IVRP_PADDR);
+ reg->vld_pa_rng = readl_relaxed(base + REG_MMU_VLD_PA_RNG);
clk_disable_unprepare(data->bclk);
return 0;
}
@@ -764,6 +765,7 @@ static int __maybe_unused mtk_iommu_resume(struct device *dev)
writel_relaxed(reg->int_control0, base + REG_MMU_INT_CONTROL0);
writel_relaxed(reg->int_main_control, base + REG_MMU_INT_MAIN_CONTROL);
writel_relaxed(reg->ivrp_paddr, base + REG_MMU_IVRP_PADDR);
+ writel_relaxed(reg->vld_pa_rng, base + REG_MMU_VLD_PA_RNG);
if (m4u_dom)
writel(m4u_dom->cfg.arm_v7s_cfg.ttbr[0] & MMU_PT_ADDR_MASK,
base + REG_MMU_PT_BASE_ADDR);
diff --git a/drivers/iommu/mtk_iommu.h b/drivers/iommu/mtk_iommu.h
index 47063d4..3954876 100644
--- a/drivers/iommu/mtk_iommu.h
+++ b/drivers/iommu/mtk_iommu.h
@@ -32,6 +32,7 @@ struct mtk_iommu_suspend_reg {
u32 int_control0;
u32 int_main_control;
u32 ivrp_paddr;
+ u32 vld_pa_rng;
};
enum mtk_iommu_plat {
--
1.9.1
WARNING: multiple messages have this Message-ID (diff)
From: Yong Wu <yong.wu@mediatek.com>
To: Joerg Roedel <joro@8bytes.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Robin Murphy <robin.murphy@arm.com>,
Rob Herring <robh+dt@kernel.org>
Cc: youlin.pei@mediatek.com, devicetree@vger.kernel.org,
Nicolas Boichat <drinkcat@chromium.org>,
srv_heupstream@mediatek.com, Will Deacon <will.deacon@arm.com>,
linux-kernel@vger.kernel.org, Evan Green <evgreen@chromium.org>,
Tomasz Figa <tfiga@google.com>,
iommu@lists.linux-foundation.org,
Matthias Kaehlcke <mka@chromium.org>,
linux-mediatek@lists.infradead.org, yingjoe.chen@mediatek.com,
anan.sun@mediatek.com, linux-arm-kernel@lists.infradead.org
Subject: [PATCH v8 18/21] iommu/mediatek: Fix VLD_PA_RNG register backup when suspend
Date: Sat, 29 Jun 2019 10:39:52 +0800 [thread overview]
Message-ID: <1561775995-24963-19-git-send-email-yong.wu@mediatek.com> (raw)
In-Reply-To: <1561775995-24963-11-git-send-email-yong.wu@mediatek.com>
The register VLD_PA_RNG(0x118) was forgot to backup while adding 4GB
mode support for mt2712. this patch add it.
Fixes: 30e2fccf9512 ("iommu/mediatek: Enlarge the validate PA range
for 4GB mode")
Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Reviewed-by: Evan Green <evgreen@chromium.org>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
---
drivers/iommu/mtk_iommu.c | 2 ++
drivers/iommu/mtk_iommu.h | 1 +
2 files changed, 3 insertions(+)
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 1459ec3..24600aa 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -740,6 +740,7 @@ static int __maybe_unused mtk_iommu_suspend(struct device *dev)
reg->int_control0 = readl_relaxed(base + REG_MMU_INT_CONTROL0);
reg->int_main_control = readl_relaxed(base + REG_MMU_INT_MAIN_CONTROL);
reg->ivrp_paddr = readl_relaxed(base + REG_MMU_IVRP_PADDR);
+ reg->vld_pa_rng = readl_relaxed(base + REG_MMU_VLD_PA_RNG);
clk_disable_unprepare(data->bclk);
return 0;
}
@@ -764,6 +765,7 @@ static int __maybe_unused mtk_iommu_resume(struct device *dev)
writel_relaxed(reg->int_control0, base + REG_MMU_INT_CONTROL0);
writel_relaxed(reg->int_main_control, base + REG_MMU_INT_MAIN_CONTROL);
writel_relaxed(reg->ivrp_paddr, base + REG_MMU_IVRP_PADDR);
+ writel_relaxed(reg->vld_pa_rng, base + REG_MMU_VLD_PA_RNG);
if (m4u_dom)
writel(m4u_dom->cfg.arm_v7s_cfg.ttbr[0] & MMU_PT_ADDR_MASK,
base + REG_MMU_PT_BASE_ADDR);
diff --git a/drivers/iommu/mtk_iommu.h b/drivers/iommu/mtk_iommu.h
index 47063d4..3954876 100644
--- a/drivers/iommu/mtk_iommu.h
+++ b/drivers/iommu/mtk_iommu.h
@@ -32,6 +32,7 @@ struct mtk_iommu_suspend_reg {
u32 int_control0;
u32 int_main_control;
u32 ivrp_paddr;
+ u32 vld_pa_rng;
};
enum mtk_iommu_plat {
--
1.9.1
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu
WARNING: multiple messages have this Message-ID (diff)
From: Yong Wu <yong.wu@mediatek.com>
To: Joerg Roedel <joro@8bytes.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Robin Murphy <robin.murphy@arm.com>,
Rob Herring <robh+dt@kernel.org>
Cc: youlin.pei@mediatek.com, devicetree@vger.kernel.org,
Nicolas Boichat <drinkcat@chromium.org>,
srv_heupstream@mediatek.com, Will Deacon <will.deacon@arm.com>,
linux-kernel@vger.kernel.org, Evan Green <evgreen@chromium.org>,
Tomasz Figa <tfiga@google.com>,
iommu@lists.linux-foundation.org,
Matthias Kaehlcke <mka@chromium.org>,
linux-mediatek@lists.infradead.org, yong.wu@mediatek.com,
yingjoe.chen@mediatek.com, anan.sun@mediatek.com,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v8 18/21] iommu/mediatek: Fix VLD_PA_RNG register backup when suspend
Date: Sat, 29 Jun 2019 10:39:52 +0800 [thread overview]
Message-ID: <1561775995-24963-19-git-send-email-yong.wu@mediatek.com> (raw)
In-Reply-To: <1561775995-24963-11-git-send-email-yong.wu@mediatek.com>
The register VLD_PA_RNG(0x118) was forgot to backup while adding 4GB
mode support for mt2712. this patch add it.
Fixes: 30e2fccf9512 ("iommu/mediatek: Enlarge the validate PA range
for 4GB mode")
Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Reviewed-by: Evan Green <evgreen@chromium.org>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
---
drivers/iommu/mtk_iommu.c | 2 ++
drivers/iommu/mtk_iommu.h | 1 +
2 files changed, 3 insertions(+)
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 1459ec3..24600aa 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -740,6 +740,7 @@ static int __maybe_unused mtk_iommu_suspend(struct device *dev)
reg->int_control0 = readl_relaxed(base + REG_MMU_INT_CONTROL0);
reg->int_main_control = readl_relaxed(base + REG_MMU_INT_MAIN_CONTROL);
reg->ivrp_paddr = readl_relaxed(base + REG_MMU_IVRP_PADDR);
+ reg->vld_pa_rng = readl_relaxed(base + REG_MMU_VLD_PA_RNG);
clk_disable_unprepare(data->bclk);
return 0;
}
@@ -764,6 +765,7 @@ static int __maybe_unused mtk_iommu_resume(struct device *dev)
writel_relaxed(reg->int_control0, base + REG_MMU_INT_CONTROL0);
writel_relaxed(reg->int_main_control, base + REG_MMU_INT_MAIN_CONTROL);
writel_relaxed(reg->ivrp_paddr, base + REG_MMU_IVRP_PADDR);
+ writel_relaxed(reg->vld_pa_rng, base + REG_MMU_VLD_PA_RNG);
if (m4u_dom)
writel(m4u_dom->cfg.arm_v7s_cfg.ttbr[0] & MMU_PT_ADDR_MASK,
base + REG_MMU_PT_BASE_ADDR);
diff --git a/drivers/iommu/mtk_iommu.h b/drivers/iommu/mtk_iommu.h
index 47063d4..3954876 100644
--- a/drivers/iommu/mtk_iommu.h
+++ b/drivers/iommu/mtk_iommu.h
@@ -32,6 +32,7 @@ struct mtk_iommu_suspend_reg {
u32 int_control0;
u32 int_main_control;
u32 ivrp_paddr;
+ u32 vld_pa_rng;
};
enum mtk_iommu_plat {
--
1.9.1
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-06-29 2:42 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-29 2:39 [PATCH v8 10/21] iommu/mediatek: Refine protect memory definition Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` [PATCH v8 11/21] iommu/mediatek: Move reset_axi into plat_data Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` [PATCH v8 12/21] iommu/mediatek: Move vld_pa_rng " Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` [PATCH v8 13/21] memory: mtk-smi: Add gals support Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` [PATCH v8 14/21] iommu/mediatek: Add mt8183 IOMMU support Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` [PATCH v8 15/21] iommu/mediatek: Add mmu1 support Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` [PATCH v8 16/21] memory: mtk-smi: Invoke pm runtime_callback to enable clocks Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` [PATCH v8 17/21] memory: mtk-smi: Add bus_sel for mt8183 Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu [this message]
2019-06-29 2:39 ` [PATCH v8 18/21] iommu/mediatek: Fix VLD_PA_RNG register backup when suspend Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` [PATCH v8 19/21] memory: mtk-smi: Get rid of need_larbid Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` [PATCH v8 20/21] iommu/mediatek: Clean up struct mtk_smi_iommu Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` [PATCH v8 21/21] iommu/mediatek: Switch to SPDX license identifier Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
2019-06-29 2:39 ` Yong Wu
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