From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753846AbbIMXvh (ORCPT ); Sun, 13 Sep 2015 19:51:37 -0400 Received: from lucky1.263xmail.com ([211.157.147.130]:43423 "EHLO lucky1.263xmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753783AbbIMXvc (ORCPT ); Sun, 13 Sep 2015 19:51:32 -0400 X-263anti-spam: KSV:0; X-MAIL-GRAY: 1 X-MAIL-DELIVERY: 0 X-KSVirus-check: 0 X-ABS-CHECKED: 4 X-ADDR-CHECKED: 0 X-RL-SENDER: shawn.lin@rock-chips.com X-FST-TO: vinod.koul@intel.com X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: shawn.lin@rock-chips.com X-UNIQUE-TAG: <796b27ec51df3c33d926c6c3378d28ef> X-ATTACHMENT-NUM: 0 X-DNS-TYPE: 0 From: Shawn Lin To: Vinod Koul , Heiko Stuebner , Jaroslav Kysela , Takashi Iwai , Mark Brown Cc: Doug Anderson , Olof Johansson , Sonny Rao , Addy Ke , dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, alsa-devel@alsa-project.org, linux-spi@vger.kernel.org, Shawn Lin Subject: [PATCH v5 07/10] DMA: pl330: implement dmaengine_get_quirks hook Date: Mon, 14 Sep 2015 07:49:10 +0800 Message-Id: <1442188150-6058-1-git-send-email-shawn.lin@rock-chips.com> X-Mailer: git-send-email 1.8.0 In-Reply-To: <1442187923-5736-1-git-send-email-shawn.lin@rock-chips.com> References: <1442187923-5736-1-git-send-email-shawn.lin@rock-chips.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org By adding this function, slave device can query quirks from pl330 if they need special settings for dmaengine. Signed-off-by: Shawn Lin --- Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2: None Changes in v1: None drivers/dma/pl330.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index 3b9b426..bf01d24 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -2156,6 +2156,14 @@ static int pl330_config(struct dma_chan *chan, return 0; } +static int pl330_quirks(struct dma_chan *chan) +{ + struct dma_pl330_chan *pch = to_pchan(chan); + struct pl330_dmac *pl330 = pch->dmac; + + return pl330->quirks; +} + static int pl330_terminate_all(struct dma_chan *chan) { struct dma_pl330_chan *pch = to_pchan(chan); @@ -2928,6 +2936,7 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) pd->device_tx_status = pl330_tx_status; pd->device_prep_slave_sg = pl330_prep_slave_sg; pd->device_config = pl330_config; + pd->device_get_quirks = pl330_quirks; pd->device_pause = pl330_pause; pd->device_terminate_all = pl330_terminate_all; pd->device_issue_pending = pl330_issue_pending; -- 2.3.7