AMD-GFX Archive on lore.kernel.org
 help / color / mirror / Atom feed
From: Felix Kuehling <felix.kuehling@amd.com>
To: Gang Ba <gaba@amd.com>, amd-gfx@lists.freedesktop.org
Subject: Re: [PATCH] drm/amdgpu: Change the way to determine framebuffer type
Date: Tue, 3 Nov 2020 10:33:17 -0500	[thread overview]
Message-ID: <405a609e-4d1e-4ad0-5998-c00a0acf138b@amd.com> (raw)
In-Reply-To: <20201008171557.29071-1-gaba@amd.com>

Am 2020-10-08 um 1:15 p.m. schrieb Gang Ba:
> Determine FRAMEBUFFER_PUBLIC/PRIVATE only based host-accessibility,
> not peer-accesssibility
>
> Signed-off-by: Gang Ba <gaba@amd.com>

Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>


> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 20 +++++++-------------
>  1 file changed, 7 insertions(+), 13 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
> index 5aa7dbaf6e76..f066696338d7 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
> @@ -390,23 +390,17 @@ void amdgpu_amdkfd_get_local_mem_info(struct kgd_dev *kgd,
>  				      struct kfd_local_mem_info *mem_info)
>  {
>  	struct amdgpu_device *adev = (struct amdgpu_device *)kgd;
> -	uint64_t address_mask = adev->dev->dma_mask ? ~*adev->dev->dma_mask :
> -					     ~((1ULL << 32) - 1);
> -	resource_size_t aper_limit = adev->gmc.aper_base + adev->gmc.aper_size;
>  
>  	memset(mem_info, 0, sizeof(*mem_info));
> -	if (!(adev->gmc.aper_base & address_mask || aper_limit & address_mask)) {
> -		mem_info->local_mem_size_public = adev->gmc.visible_vram_size;
> -		mem_info->local_mem_size_private = adev->gmc.real_vram_size -
> -				adev->gmc.visible_vram_size;
> -	} else {
> -		mem_info->local_mem_size_public = 0;
> -		mem_info->local_mem_size_private = adev->gmc.real_vram_size;
> -	}
> +
> +	mem_info->local_mem_size_public = adev->gmc.visible_vram_size;
> +	mem_info->local_mem_size_private = adev->gmc.real_vram_size -
> +						adev->gmc.visible_vram_size;
> +
>  	mem_info->vram_width = adev->gmc.vram_width;
>  
> -	pr_debug("Address base: %pap limit %pap public 0x%llx private 0x%llx\n",
> -			&adev->gmc.aper_base, &aper_limit,
> +	pr_debug("Address base: %pap public 0x%llx private 0x%llx\n",
> +			&adev->gmc.aper_base,
>  			mem_info->local_mem_size_public,
>  			mem_info->local_mem_size_private);
>  
_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

      reply	other threads:[~2020-11-03 15:33 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-08 17:15 [PATCH] drm/amdgpu: Change the way to determine framebuffer type Gang Ba
2020-11-03 15:33 ` Felix Kuehling [this message]

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=405a609e-4d1e-4ad0-5998-c00a0acf138b@amd.com \
    --to=felix.kuehling@amd.com \
    --cc=amd-gfx@lists.freedesktop.org \
    --cc=gaba@amd.com \
    /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