linux-kernel - [PATCH] drm/msm: Call drm_prime_gem_destroy to clean up imported GEM object

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Message-Id: <1428429092-28949-1-git-send-email-jilaiw@codeaurora.org>
Date:	Tue,  7 Apr 2015 13:51:32 -0400
From:	Jilai Wang <jilaiw@...eaurora.org>
To:	dri-devel@...ts.freedesktop.org
Cc:	linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
	robdclark@...il.com, Jilai Wang <jilaiw@...eaurora.org>
Subject: [PATCH] drm/msm: Call drm_prime_gem_destroy to clean up imported GEM object

If the GEM object is imported, drm_prime_gem_destroy needs to be
called to clean up dma buffer related information.

Signed-off-by: Jilai Wang <jilaiw@...eaurora.org>
---
 drivers/gpu/drm/msm/msm_gem.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index 479d8af..5dbfffc 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -540,6 +540,7 @@ void msm_gem_free_object(struct drm_gem_object *obj)
 		if (msm_obj->pages)
 			drm_free_large(msm_obj->pages);
 
+		drm_prime_gem_destroy(obj, msm_obj->sgt);
 	} else {
 		vunmap(msm_obj->vaddr);
 		put_pages(obj);
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project

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