Attachment 145986 Details for Bug 112265 – drm/vram: Mark BO for VRAM and SYSTEM placement if pin count is zero

[patch] drm/vram: Mark BO for VRAM and SYSTEM placement if pin count is zero

0001-drm-vram-Mark-BO-for-VRAM-and-SYSTEM-placement-if-pi.patch (text/plain), 1.04 KB, created by Thomas Zimmermann on 2019-11-18 09:29:46 UTC

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Creator: Thomas Zimmermann

Created: 2019-11-18 09:29:46 UTC

Size: 1.04 KB

patch

obsolete

>From 8511933f42a07784566cb4be5de6b0607bcd0c23 Mon Sep 17 00:00:00 2001
>From: Thomas Zimmermann <tzimmermann@suse.de>
>Date: Mon, 18 Nov 2019 10:04:02 +0100
>Subject: drm/vram: Mark BO for VRAM and SYSTEM placement if pin count is zero
>
>A buffer object remains placed in VRAM after its pin count reached zero.
>Adding SYSTEM placement allow the buffer object to be evicted to system
>memory.
>
>Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
>---
> drivers/gpu/drm/drm_gem_vram_helper.c | 1 +
> 1 file changed, 1 insertion(+)
>
>diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
>index 666cb4c22bb9..67da6887ba7c 100644
>--- a/drivers/gpu/drm/drm_gem_vram_helper.c
>+++ b/drivers/gpu/drm/drm_gem_vram_helper.c
>@@ -283,6 +283,7 @@ static int drm_gem_vram_unpin_locked(struct drm_gem_vram_object *gbo)
> 	if (gbo->pin_count)
> 		return 0;
> 
>+	drm_gem_vram_placement(gbo, TTM_PL_FLAG_VRAM | TTM_PL_FLAG_SYSTEM);
> 	for (i = 0; i < gbo->placement.num_placement ; ++i)
> 		gbo->placements[i].flags &= ~TTM_PL_FLAG_NO_EVICT;
> 
>-- 
>2.23.0
>

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Attachments on bug 112265: 145949 | 145950 | 145956 | 145958 | 145986

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