From: "Kazlauskas, Nicholas" <Nicholas.Kazlauskas-5C7GfCeVMHo@public.gmane.org>
To: "Liu, Zhan" <Zhan.Liu-5C7GfCeVMHo@public.gmane.org>,
"amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org"
<amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>,
"Wu, Hersen" <hersenxs.wu-5C7GfCeVMHo@public.gmane.org>,
"Li, Roman" <Roman.Li-5C7GfCeVMHo@public.gmane.org>
Subject: Re: [PATCH] drm/amd/display: Change Navi14's DWB flag to 1
Date: Tue, 22 Oct 2019 12:36:20 +0000 [thread overview]
Message-ID: <681c8a0e-e23d-228c-e77f-cdb8a76c6137@amd.com> (raw)
In-Reply-To: <DM6PR12MB346608E72303400E56A5C8AE9E690-lmeGfMZKVrFD9+oK+SxdZAdYzm3356FpvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
On 2019-10-21 3:36 p.m., Liu, Zhan wrote:
> [PATCH] drm/amd/display: Change Navi14's DWB flag to 1
>
> [Why]
> DWB (Display Writeback) flag needs to be enabled as 1, or system
> will throw out a few warnings when creating dcn20 resource pool.
> Also, Navi14's dwb setting needs to match Navi10's,
> which has already been set to 1.
>
> [How]
> Change value of num_dwb from 0 to 1.
>
> Signed-off-by: Zhan Liu <zhan.liu@amd.com>
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
> ---
> drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
> index 914e378bcda4..d4937c475e7c 100644
> --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
> +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
> @@ -816,7 +816,7 @@ static const struct resource_caps res_cap_nv14 = {
> .num_audio = 6,
> .num_stream_encoder = 5,
> .num_pll = 5,
> - .num_dwb = 0,
> + .num_dwb = 1,
> .num_ddc = 5,
> };
>
> --
> 2.21.0
>
> _______________________________________________
> amd-gfx mailing list
> amd-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
>
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prev parent reply other threads:[~2019-10-22 12:36 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-21 19:36 [PATCH] drm/amd/display: Change Navi14's DWB flag to 1 Liu, Zhan
[not found] ` <DM6PR12MB346608E72303400E56A5C8AE9E690-lmeGfMZKVrFD9+oK+SxdZAdYzm3356FpvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2019-10-22 12:36 ` Kazlauskas, Nicholas [this message]
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