From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-wm0-f65.google.com ([74.125.82.65]:36710 "EHLO mail-wm0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751873AbeCYLAH (ORCPT ); Sun, 25 Mar 2018 07:00:07 -0400 From: "=?UTF-8?q?Christian=20K=C3=B6nig?=" To: linaro-mm-sig@lists.linaro.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH 5/8] drm/amdgpu: print DMA-buf status in debugfs Date: Sun, 25 Mar 2018 12:59:57 +0200 Message-Id: <20180325110000.2238-5-christian.koenig@amd.com> In-Reply-To: <20180325110000.2238-1-christian.koenig@amd.com> References: <20180325110000.2238-1-christian.koenig@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-media-owner@vger.kernel.org List-ID: Just note if a BO was imported/exported. Signed-off-by: Christian König --- drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index 46b9ea4e6103..7c1f761bb1a5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -777,6 +777,8 @@ static int amdgpu_debugfs_gem_bo_info(int id, void *ptr, void *data) struct amdgpu_bo *bo = gem_to_amdgpu_bo(gobj); struct seq_file *m = data; + struct dma_buf_attachment *attachment; + struct dma_buf *dma_buf; unsigned domain; const char *placement; unsigned pin_count; @@ -805,6 +807,15 @@ static int amdgpu_debugfs_gem_bo_info(int id, void *ptr, void *data) pin_count = READ_ONCE(bo->pin_count); if (pin_count) seq_printf(m, " pin count %d", pin_count); + + dma_buf = READ_ONCE(bo->gem_base.dma_buf); + attachment = READ_ONCE(bo->gem_base.import_attach); + + if (attachment) + seq_printf(m, " imported from %p", dma_buf); + else if (dma_buf) + seq_printf(m, " exported as %p", dma_buf); + seq_printf(m, "\n"); return 0; -- 2.14.1