From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Rob Clark <robdclark@gmail.com>
Cc: Rob Clark <robdclark@chromium.org>,
Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>,
Jordan Crouse <jcrouse@codeaurora.org>,
open list <linux-kernel@vger.kernel.org>,
Will Deacon <will@kernel.org>,
linux-arm-msm@vger.kernel.org, Joerg Roedel <joro@8bytes.org>,
Robin Murphy <robin.murphy@arm.com>,
dri-devel@lists.freedesktop.org,
Stephen Boyd <swboyd@chromium.org>,
iommu@lists.linux-foundation.org,
Sibi Sankar <sibis@codeaurora.org>,
Vivek Gautam <vivek.gautam@codeaurora.org>,
Pritesh Raithatha <praithatha@nvidia.com>,
freedreno@lists.freedesktop.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 08/19] iommu/arm-smmu: constify some helpers
Date: Mon, 31 Aug 2020 23:56:03 -0500 [thread overview]
Message-ID: <20200901045603.GO3715@yoga> (raw)
In-Reply-To: <20200814024114.1177553-9-robdclark@gmail.com>
On Thu 13 Aug 21:41 CDT 2020, Rob Clark wrote:
> From: Rob Clark <robdclark@chromium.org>
>
> Sprinkle a few `const`s where helpers don't need write access.
>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> Signed-off-by: Rob Clark <robdclark@chromium.org>
> ---
> drivers/iommu/arm/arm-smmu/arm-smmu.h | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu.h b/drivers/iommu/arm/arm-smmu/arm-smmu.h
> index 59ff3fc5c6c8..27c83333fc50 100644
> --- a/drivers/iommu/arm/arm-smmu/arm-smmu.h
> +++ b/drivers/iommu/arm/arm-smmu/arm-smmu.h
> @@ -377,7 +377,7 @@ struct arm_smmu_master_cfg {
> s16 smendx[];
> };
>
> -static inline u32 arm_smmu_lpae_tcr(struct io_pgtable_cfg *cfg)
> +static inline u32 arm_smmu_lpae_tcr(const struct io_pgtable_cfg *cfg)
> {
> u32 tcr = FIELD_PREP(ARM_SMMU_TCR_TG0, cfg->arm_lpae_s1_cfg.tcr.tg) |
> FIELD_PREP(ARM_SMMU_TCR_SH0, cfg->arm_lpae_s1_cfg.tcr.sh) |
> @@ -398,13 +398,13 @@ static inline u32 arm_smmu_lpae_tcr(struct io_pgtable_cfg *cfg)
> return tcr;
> }
>
> -static inline u32 arm_smmu_lpae_tcr2(struct io_pgtable_cfg *cfg)
> +static inline u32 arm_smmu_lpae_tcr2(const struct io_pgtable_cfg *cfg)
> {
> return FIELD_PREP(ARM_SMMU_TCR2_PASIZE, cfg->arm_lpae_s1_cfg.tcr.ips) |
> FIELD_PREP(ARM_SMMU_TCR2_SEP, ARM_SMMU_TCR2_SEP_UPSTREAM);
> }
>
> -static inline u32 arm_smmu_lpae_vtcr(struct io_pgtable_cfg *cfg)
> +static inline u32 arm_smmu_lpae_vtcr(const struct io_pgtable_cfg *cfg)
> {
> return ARM_SMMU_VTCR_RES1 |
> FIELD_PREP(ARM_SMMU_VTCR_PS, cfg->arm_lpae_s2_cfg.vtcr.ps) |
> --
> 2.26.2
>
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next prev parent reply other threads:[~2020-09-01 4:57 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-10 22:26 [PATCH v12 00/13] iommu/arm-smmu: Add Adreno SMMU specific implementation Jordan Crouse
2020-08-10 22:26 ` [PATCH v12 01/13] iommu/arm-smmu: Pass io-pgtable config to implementation specific function Jordan Crouse
2020-08-10 22:26 ` [PATCH v12 02/13] iommu/arm-smmu: Add support for split pagetables Jordan Crouse
2020-08-10 22:26 ` [PATCH v12 03/13] iommu/arm-smmu: Prepare for the adreno-smmu implementation Jordan Crouse
2020-08-10 22:26 ` [PATCH v12 05/13] iommu/arm-smmu-qcom: Add implementation for the adreno GPU SMMU Jordan Crouse
2020-08-13 13:23 ` Will Deacon
2020-08-10 22:26 ` [PATCH v12 06/13] dt-bindings: arm-smmu: Add compatible string for Adreno " Jordan Crouse
2020-08-10 22:26 ` [RFC v12 13/13] iommu/arm-smmu: Add a init_context_bank implementation hook Jordan Crouse
2020-08-13 13:03 ` Will Deacon
2020-08-13 13:19 ` [PATCH v12 00/13] iommu/arm-smmu: Add Adreno SMMU specific implementation Will Deacon
2020-08-14 2:40 ` [PATCH 00/19] iommu/arm-smmu + drm/msm: per-process GPU pgtables Rob Clark
2020-08-17 16:51 ` Jordan Crouse
2020-08-14 2:40 ` [PATCH 01/19] drm/msm: remove dangling submitqueue references Rob Clark
2020-08-17 16:51 ` Jordan Crouse
2020-09-01 2:35 ` Bjorn Andersson
2020-09-01 3:42 ` Rob Clark
2020-09-01 5:42 ` Bjorn Andersson
2020-09-01 5:42 ` Bjorn Andersson
2020-08-14 2:40 ` [PATCH 02/19] iommu/arm-smmu: Pass io-pgtable config to implementation specific function Rob Clark
2020-09-01 3:36 ` Bjorn Andersson
2020-08-14 2:40 ` [PATCH 03/19] iommu/arm-smmu: Add support for split pagetables Rob Clark
2020-09-01 3:41 ` Bjorn Andersson
2020-08-14 2:40 ` [PATCH 04/19] iommu/arm-smmu: Prepare for the adreno-smmu implementation Rob Clark
2020-08-14 2:41 ` [PATCH 05/19] iommu: add private interface for adreno-smmu Rob Clark
2020-08-17 16:52 ` [Freedreno] " Jordan Crouse
2020-09-01 3:52 ` Bjorn Andersson
2020-08-14 2:41 ` [PATCH 06/19] drm/msm/gpu: add dev_to_gpu() helper Rob Clark
2020-08-17 16:53 ` [Freedreno] " Jordan Crouse
2020-09-01 4:32 ` Bjorn Andersson
2020-09-01 15:53 ` Rob Clark
2020-08-14 2:41 ` [PATCH 07/19] drm/msm: set adreno_smmu as gpu's drvdata Rob Clark
2020-08-17 16:55 ` Jordan Crouse
2020-09-01 4:58 ` Bjorn Andersson
2020-08-14 2:41 ` [PATCH 08/19] iommu/arm-smmu: constify some helpers Rob Clark
2020-09-01 4:56 ` Bjorn Andersson [this message]
2020-08-14 2:41 ` [PATCH 09/19] iommu/arm-smmu-qcom: Add implementation for the adreno GPU SMMU Rob Clark
2020-09-01 5:00 ` Bjorn Andersson
2020-08-14 2:41 ` [PATCH 10/19] dt-bindings: arm-smmu: Add compatible string for Adreno " Rob Clark
2020-09-01 5:00 ` Bjorn Andersson
2020-08-14 2:41 ` [PATCH 11/19] drm/msm: Add a context pointer to the submitqueue Rob Clark
2020-09-01 5:05 ` Bjorn Andersson
2020-08-14 2:41 ` [PATCH 12/19] drm/msm: Drop context arg to gpu->submit() Rob Clark
2020-09-01 5:06 ` Bjorn Andersson
2020-08-14 2:41 ` [PATCH 13/19] drm/msm: Set the global virtual address range from the IOMMU domain Rob Clark
2020-09-01 5:23 ` Bjorn Andersson
2020-08-14 2:41 ` [PATCH 14/19] drm/msm: Add support to create a local pagetable Rob Clark
2020-09-01 5:28 ` Bjorn Andersson
2020-08-14 2:41 ` [PATCH 15/19] drm/msm: Add support for private address space instances Rob Clark
2020-09-01 5:30 ` Bjorn Andersson
2020-08-14 2:41 ` [PATCH 16/19] drm/msm/a6xx: Add support for per-instance pagetables Rob Clark
2020-08-17 15:40 ` Akhil P Oommen
2020-08-17 15:51 ` Rob Clark
2020-08-17 16:47 ` Jordan Crouse
2020-08-14 2:41 ` [PATCH 17/19] arm: dts: qcom: sm845: Set the compatible string for the GPU SMMU Rob Clark
2020-08-14 2:41 ` [PATCH 18/19] iommu/arm-smmu: add a way for implementations to influence SCTLR Rob Clark
2020-09-01 5:31 ` Bjorn Andersson
2020-08-14 2:41 ` [PATCH 19/19] drm/msm: show process names in gem_describe Rob Clark
2020-08-17 17:14 ` [Freedreno] " Jordan Crouse
2020-09-01 5:35 ` Bjorn Andersson
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