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From: Gang Ba <gaba@amd.com>
To: amd-gfx@lists.freedesktop.org
Cc: Felix.Kuehling@amd.com
Subject: [PATCH] drm/amdgpu: Change the way to determine framebuffer type
Date: Thu,  8 Oct 2020 13:15:57 -0400	[thread overview]
Message-ID: <20201008171557.29071-1-gaba@amd.com> (raw)

Determine FRAMEBUFFER_PUBLIC/PRIVATE only based host-accessibility,
not peer-accesssibility

Signed-off-by: Gang Ba <gaba@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);
 
-- 
2.17.1

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             reply	other threads:[~2020-10-08 17:16 UTC|newest]

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

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