From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755442Ab2IACAI (ORCPT ); Fri, 31 Aug 2012 22:00:08 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:41948 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755352Ab2IACAG (ORCPT ); Fri, 31 Aug 2012 22:00:06 -0400 From: "Du, Changbin" To: mchehab@infradead.org Cc: paul.gortmaker@windriver.com, sfr@canb.auug.org.au, srinivas.kandagatla@st.com, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, "Du, Changbin" Subject: [RFC PATCH] [media] rc: filter out not allowed protocols when decoding Date: Sat, 1 Sep 2012 09:57:09 +0800 Message-Id: <1346464629-22458-1-git-send-email-changbin.du@gmail.com> X-Mailer: git-send-email 1.7.9.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Du, Changbin" Each rc-raw device has a property "allowed_protos" stored in structure ir_raw_event_ctrl. But it didn't work because all decoders would be called when decoding. This path makes only allowed protocol decoders been invoked. Signed-off-by: Du, Changbin --- drivers/media/rc/ir-raw.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/media/rc/ir-raw.c b/drivers/media/rc/ir-raw.c index a820251..198b6d8 100644 --- a/drivers/media/rc/ir-raw.c +++ b/drivers/media/rc/ir-raw.c @@ -63,8 +63,12 @@ static int ir_raw_event_thread(void *data) spin_unlock_irq(&raw->lock); mutex_lock(&ir_raw_handler_lock); - list_for_each_entry(handler, &ir_raw_handler_list, list) - handler->decode(raw->dev, ev); + list_for_each_entry(handler, &ir_raw_handler_list, list) { + /* use all protocol by default */ + if (raw->dev->allowed_protos == RC_TYPE_UNKNOWN || + raw->dev->allowed_protos & handler->protocols) + handler->decode(raw->dev, ev); + } raw->prev_ev = ev; mutex_unlock(&ir_raw_handler_lock); } -- 1.7.9.5