From: "Christian König" <christian.koenig@amd.com>
To: Alex Deucher <alexdeucher@gmail.com>, amd-gfx@lists.freedesktop.org
Cc: Alex Deucher <alexander.deucher@amd.com>
Subject: Re: [PATCH] PCI/P2PDMA: Add additional AMD ZEN root ports to the whitelist
Date: Mon, 6 Apr 2020 08:54:20 +0200 [thread overview]
Message-ID: <006fa415-b28d-475c-edad-abdbffc2e317@amd.com> (raw)
In-Reply-To: <20200403193859.81971-1-alexander.deucher@amd.com>
Am 03.04.20 um 21:38 schrieb Alex Deucher:
> According to the hw architect, pre-ZEN parts support
> p2p writes and ZEN parts support both p2p reads and writes.
>
> Add entries for Zen parts Raven (0x15d0) and Renoir (0x1630).
>
> Cc: Christian König <christian.koenig@amd.com>
> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
> ---
> drivers/pci/p2pdma.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c
> index 9a8a38384121..91a4c987399d 100644
> --- a/drivers/pci/p2pdma.c
> +++ b/drivers/pci/p2pdma.c
> @@ -282,6 +282,8 @@ static const struct pci_p2pdma_whitelist_entry {
> } pci_p2pdma_whitelist[] = {
> /* AMD ZEN */
> {PCI_VENDOR_ID_AMD, 0x1450, 0},
> + {PCI_VENDOR_ID_AMD, 0x15d0, 0},
> + {PCI_VENDOR_ID_AMD, 0x1630, 0},
>
> /* Intel Xeon E5/Core i7 */
> {PCI_VENDOR_ID_INTEL, 0x3c00, REQ_SAME_HOST_BRIDGE},
_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
next prev parent reply other threads:[~2020-04-06 6:54 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-03 19:38 [PATCH] PCI/P2PDMA: Add additional AMD ZEN root ports to the whitelist Alex Deucher
2020-04-06 6:54 ` Christian König [this message]
-- strict thread matches above, loose matches on Subject: below --
2020-04-06 19:42 Alex Deucher
2020-04-07 2:55 ` Huang Rui
2020-04-23 19:48 ` Alex Deucher
2020-04-23 19:55 ` Bjorn Helgaas
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=006fa415-b28d-475c-edad-abdbffc2e317@amd.com \
--to=christian.koenig@amd.com \
--cc=alexander.deucher@amd.com \
--cc=alexdeucher@gmail.com \
--cc=amd-gfx@lists.freedesktop.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox