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Helo=[SATLEXCHOV02.amd.com] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR12MB1852 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amdcloud.onmicrosoft.com; s=selector1-amdcloud-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=RcOTIf1WkUWAphJpw2lNi7ztg9ovrY4DeQuZcH+CWwk=; b=lktTXA/ix6eMeEXnMDtNs5pUmXUNr849SG+Shcc+LxjNVm7q57mfEER9G5Wi9kTa3OyQClwOZErT2VhmfWh7WEb5wdFDX6oPshhxEQJ/DSnQlwOlGzE/SwyD5IHF995wBBLoMvzITnphMDQ3QAEvahkheTQgJD9CV+yTDP+KGY8= X-Mailman-Original-Authentication-Results: spf=none (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; redhat.com; dkim=none (message not signed) header.d=none;redhat.com; dmarc=permerror action=none header.from=amd.com; X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Leo Li Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Leo Li In preparation for adding aux devices for DP MST, make the IDR non-cyclic. That way, hotplug cycling MST devices won't needlessly increment the minor version index. Signed-off-by: Leo Li Reviewed-by: Lyude Paul Reviewed-by: Ville Syrjälä --- drivers/gpu/drm/drm_dp_aux_dev.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/drm_dp_aux_dev.c b/drivers/gpu/drm/drm_dp_aux_dev.c index 5be28e3295f3..26e38dacf654 100644 --- a/drivers/gpu/drm/drm_dp_aux_dev.c +++ b/drivers/gpu/drm/drm_dp_aux_dev.c @@ -82,8 +82,7 @@ static struct drm_dp_aux_dev *alloc_drm_dp_aux_dev(struct drm_dp_aux *aux) kref_init(&aux_dev->refcount); mutex_lock(&aux_idr_mutex); - index = idr_alloc_cyclic(&aux_idr, aux_dev, 0, DRM_AUX_MINORS, - GFP_KERNEL); + index = idr_alloc(&aux_idr, aux_dev, 0, DRM_AUX_MINORS, GFP_KERNEL); mutex_unlock(&aux_idr_mutex); if (index < 0) { kfree(aux_dev);