From: Roger He <Hongbo.He-5C7GfCeVMHo@public.gmane.org>
To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org,
dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Cc: Roger He <Hongbo.He-5C7GfCeVMHo@public.gmane.org>
Subject: [PATCH 1/3] drm/ttm: add set_pages_wb for handling page order more than zero
Date: Wed, 22 Nov 2017 19:44:27 +0800 [thread overview]
Message-ID: <1511351069-4757-1-git-send-email-Hongbo.He@amd.com> (raw)
Change-Id: Idf5ccb579d264b343199d8b8344bddeec2c0019f
Signed-off-by: Roger He <Hongbo.He@amd.com>
---
drivers/gpu/drm/ttm/ttm_page_alloc.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c
index a8b2bfa..cdbb731 100644
--- a/drivers/gpu/drm/ttm/ttm_page_alloc.c
+++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c
@@ -223,6 +223,17 @@ static struct kobj_type ttm_pool_kobj_type = {
static struct ttm_pool_manager *_manager;
#ifndef CONFIG_X86
+static int set_pages_wb(struct page *page, int numpages)
+{
+#if IS_ENABLED(CONFIG_AGP)
+ int i;
+
+ for (i = 0; i < numpages; i++)
+ unmap_page_from_agp(page++);
+#endif
+ return 0;
+}
+
static int set_pages_array_wb(struct page **pages, int addrinarray)
{
#if IS_ENABLED(CONFIG_AGP)
--
2.7.4
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next reply other threads:[~2017-11-22 11:44 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-22 11:44 Roger He [this message]
2017-11-22 11:44 ` [PATCH 3/3] drm/ttm: roundup the shrink request to prevent skip huge pool Roger He
2017-11-22 11:52 ` Chris Wilson
[not found] ` <1511351069-4757-1-git-send-email-Hongbo.He-5C7GfCeVMHo@public.gmane.org>
2017-11-22 11:44 ` [PATCH 2/3] drm/ttm: add page order support in ttm_pages_put Roger He
2017-11-22 11:50 ` [PATCH 1/3] drm/ttm: add set_pages_wb for handling page order more than zero Chris Wilson
2017-11-22 11:54 ` Christian König
2017-11-22 11:53 ` Christian König
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