From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Magnus Damm <magnus.damm@gmail.com>
Cc: iommu@lists.linux-foundation.org,
laurent.pinchart+renesas@ideasonboard.com,
geert+renesas@glider.be, joro@8bytes.org,
linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
horms+renesas@verge.net.au
Subject: Re: [PATCH 3/3] iommu/ipmmu-vmsa: Hook up r8a7796 DT matching code
Date: Wed, 08 Jun 2016 03:18:41 +0300 [thread overview]
Message-ID: <10108662.fYf10pMtGa@avalon> (raw)
In-Reply-To: <20160607033945.28687.70956.sendpatchset@little-apple>
Hi Magnus,
Thank you for the patch.
On Tuesday 07 Jun 2016 12:39:45 Magnus Damm wrote:
> From: Magnus Damm <damm+renesas@opensource.se>
>
> Support the r8a7796 IPMMU by sharing feature flags between
> r8a7795 and r8a7796. Also update IOMMU_OF_DECLARE to hook
> up the updated compat string.
>
> Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
> ---
>
> drivers/iommu/ipmmu-vmsa.c | 9 +++++++--
> 1 file changed, 7 insertions(+), 2 deletions(-)
>
> --- 0031/drivers/iommu/ipmmu-vmsa.c
> +++ work/drivers/iommu/ipmmu-vmsa.c 2016-06-06 11:19:40.210607110 +0900
> @@ -1074,7 +1074,7 @@ static const struct ipmmu_features ipmmu
> .twobit_imttbcr_sl0 = false,
> };
>
> -static const struct ipmmu_features ipmmu_features_r8a7795 = {
> +static const struct ipmmu_features ipmmu_features_rcar_gen3 = {
> .use_ns_alias_offset = false,
> .has_cache_leaf_nodes = true,
> .has_eight_ctx = true,
> @@ -1088,7 +1088,10 @@ static const struct of_device_id ipmmu_o
> .data = &ipmmu_features_default,
> }, {
> .compatible = "renesas,ipmmu-r8a7795",
> - .data = &ipmmu_features_r8a7795,
> + .data = &ipmmu_features_rcar_gen3,
> + }, {
> + .compatible = "renesas,ipmmu-r8a7796",
> + .data = &ipmmu_features_rcar_gen3,
> }, {
> /* Terminator */
> },
> @@ -1268,6 +1271,8 @@ IOMMU_OF_DECLARE(ipmmu_vmsa_iommu_of, "r
> ipmmu_vmsa_iommu_of_setup);
> IOMMU_OF_DECLARE(ipmmu_r8a7795_iommu_of, "renesas,ipmmu-r8a7795",
> ipmmu_vmsa_iommu_of_setup);
> +IOMMU_OF_DECLARE(ipmmu_r8a7796_iommu_of, "renesas,ipmmu-r8a7796",
> + ipmmu_vmsa_iommu_of_setup);
How about a Gen3 generic compatible string in addition to the SoC-specific
ones ?
> #endif
>
> MODULE_DESCRIPTION("IOMMU API for Renesas VMSA-compatible IPMMU");
--
Regards,
Laurent Pinchart
next prev parent reply other threads:[~2016-06-08 0:18 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-07 3:39 [PATCH 0/3] iommu/ipmmu-vmsa: Initial r8a7796 support Magnus Damm
2016-06-07 3:39 ` [PATCH 1/3] iommu/ipmmu-vmsa: Add r8a7796 DT binding Magnus Damm
2016-06-08 0:17 ` Laurent Pinchart
2016-06-07 3:39 ` [PATCH 2/3] iommu/ipmmu-vmsa: Increase maximum micro-TLBS to 48 Magnus Damm
2016-06-07 10:59 ` Sergei Shtylyov
2016-06-08 0:17 ` Laurent Pinchart
2016-06-07 3:39 ` [PATCH 3/3] iommu/ipmmu-vmsa: Hook up r8a7796 DT matching code Magnus Damm
2016-06-08 0:18 ` Laurent Pinchart [this message]
2016-06-08 7:04 ` Geert Uytterhoeven
2016-06-08 8:05 ` Magnus Damm
2016-06-08 8:48 ` Laurent Pinchart
2016-06-08 9:12 ` Magnus Damm
2016-08-09 13:17 ` Laurent Pinchart
2016-08-09 13:19 ` Laurent Pinchart
2016-06-08 8:07 ` Magnus Damm
2016-06-07 7:31 ` [PATCH 0/3] iommu/ipmmu-vmsa: Initial r8a7796 support Geert Uytterhoeven
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