From: Hemant Agrawal <hemant.agrawal@nxp.com>
To: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>,
jerin.jacob@caviumnetworks.com,
santosh.shukla@caviumnetworks.com, thomas@monjalon.net,
ferruh.yigit@intel.com
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v2] bus/dpaa: fix dpaa returning IOVA as PA by default
Date: Tue, 6 Feb 2018 22:58:29 +0530 [thread overview]
Message-ID: <0cc5b397-dbc1-de66-76ad-5ad47707a88a@nxp.com> (raw)
In-Reply-To: <20180206172248.5067-1-pbhagavatula@caviumnetworks.com>
On 2/6/2018 10:52 PM, Pavan Nikhilesh wrote:
> Fix dpaa bus returning IOVA as PA even when it is not running on dpaa
> platform.
>
> Fixes: 1ee9569576f6 ("config: enable dpaaX drivers for generic ARMv8")
> Fixes: d5a4e3a00c4a ("bus/dpaa: set IOVA mode as physical")
>
> Signed-off-by: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
> ---
>
> v2 Changes:
> - redo commit log.
>
> Currently all armv8 platforms are broken due to this.
>
> drivers/bus/dpaa/dpaa_bus.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/bus/dpaa/dpaa_bus.c b/drivers/bus/dpaa/dpaa_bus.c
> index 290b967da..f2bb3b158 100644
> --- a/drivers/bus/dpaa/dpaa_bus.c
> +++ b/drivers/bus/dpaa/dpaa_bus.c
> @@ -541,6 +541,10 @@ rte_dpaa_find_device(const struct rte_device *start, rte_dev_cmp_t cmp,
> static enum rte_iova_mode
> rte_dpaa_get_iommu_class(void)
> {
> + if ((access(DPAA_DEV_PATH1, F_OK) != 0) &&
> + (access(DPAA_DEV_PATH2, F_OK) != 0)) {
> + return RTE_IOVA_DC;
> + }
> return RTE_IOVA_PA;
> }
>
> --
> 2.14.1
>
>
Acked-by: Hemant Agrawal <hemant.agrawal@nxp.com>
next prev parent reply other threads:[~2018-02-06 17:28 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-06 16:21 [dpdk-dev] [PATCH] bus: fix dpaa returning IOVA as PA Pavan Nikhilesh
2018-02-06 17:22 ` [dpdk-dev] [PATCH v2] bus/dpaa: fix dpaa returning IOVA as PA by default Pavan Nikhilesh
2018-02-06 17:28 ` Hemant Agrawal [this message]
2018-02-06 17:39 ` Thomas Monjalon
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