linux-kernel - [PATCH 2/3] drm/ast: use DRM_GEM_SHMEM_SIMPLE_DRIVER

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Message-Id: <20250501064324.398650-2-oushixiong1025@163.com>
Date: Thu,  1 May 2025 14:43:23 +0800
From: oushixiong1025@....com
To: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>
Cc: Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>,
	Sean Paul <sean@...rly.run>,
	Jocelyn Falempe <jfalempe@...hat.com>,
	dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org,
	Shixiong Ou <oushixiong@...inos.cn>
Subject: [PATCH 2/3] drm/ast: use DRM_GEM_SHMEM_SIMPLE_DRIVER_OPS

From: Shixiong Ou <oushixiong@...inos.cn>

Import dmabuf without mapping its sg_table to avoid issues likes:
  ast 0000:07:00.0: swiotlb buffer is full (sz: 3145728 bytes), total 32768 (slots), used 0 (slots)

Signed-off-by: Shixiong Ou <oushixiong@...inos.cn>
---
 drivers/gpu/drm/ast/ast_drv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/ast/ast_drv.c b/drivers/gpu/drm/ast/ast_drv.c
index 6fbf62a99c48..2dac6acf79e7 100644
--- a/drivers/gpu/drm/ast/ast_drv.c
+++ b/drivers/gpu/drm/ast/ast_drv.c
@@ -64,7 +64,7 @@ static const struct drm_driver ast_driver = {
 	.minor = DRIVER_MINOR,
 	.patchlevel = DRIVER_PATCHLEVEL,
 
-	DRM_GEM_SHMEM_DRIVER_OPS,
+	DRM_GEM_SHMEM_SIMPLE_DRIVER_OPS,
 	DRM_FBDEV_SHMEM_DRIVER_OPS,
 };
 
-- 
2.17.1