From patchwork Sat Jun 18 16:27:05 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sebastian Reichel X-Patchwork-Id: 9185713 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 4058B6075F for ; Sat, 18 Jun 2016 16:30:01 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2F1E727DCE for ; Sat, 18 Jun 2016 16:30:01 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 200EE28360; Sat, 18 Jun 2016 16:30:01 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C343827DCE for ; Sat, 18 Jun 2016 16:30:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752270AbcFRQ2y (ORCPT ); Sat, 18 Jun 2016 12:28:54 -0400 Received: from mail.kernel.org ([198.145.29.136]:50928 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752253AbcFRQ2x (ORCPT ); Sat, 18 Jun 2016 12:28:53 -0400 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id C47E72013D; Sat, 18 Jun 2016 16:28:46 +0000 (UTC) Received: from mail.kernel.org (unknown [178.162.198.111]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id CA7BE20166; Sat, 18 Jun 2016 16:28:44 +0000 (UTC) From: Sebastian Reichel To: Sebastian Reichel , linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Tony Lindgren , Aaro Koskinen , Pavel Machek , Ivaylo Dimitrov , =?UTF-8?q?Pali=20Roh=C3=A1r?= Subject: [RFC 15/19] HSI: omap_ssi_port: replace pm_runtime_put_sync with non-sync variant Date: Sat, 18 Jun 2016 18:27:05 +0200 Message-Id: <1466267229-25012-16-git-send-email-sre@kernel.org> X-Mailer: git-send-email 2.8.1 In-Reply-To: <1466267229-25012-1-git-send-email-sre@kernel.org> References: <1466267229-25012-1-git-send-email-sre@kernel.org> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP There is no need to wait for hardware to really reach idle states, so just release runtime PM asynchronously. Signed-off-by: Sebastian Reichel --- drivers/hsi/controllers/omap_ssi_port.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/drivers/hsi/controllers/omap_ssi_port.c b/drivers/hsi/controllers/omap_ssi_port.c index 92064221dbab..aef5a8666d48 100644 --- a/drivers/hsi/controllers/omap_ssi_port.c +++ b/drivers/hsi/controllers/omap_ssi_port.c @@ -375,7 +375,7 @@ static int ssi_async_break(struct hsi_msg *msg) spin_unlock_bh(&omap_port->lock); } out: - pm_runtime_put_sync(omap_port->pdev); + pm_runtime_put(omap_port->pdev); return err; } @@ -515,7 +515,7 @@ static int ssi_setup(struct hsi_client *cl) omap_port->ssr.mode = cl->rx_cfg.mode; out: spin_unlock_bh(&omap_port->lock); - pm_runtime_put_sync(omap_port->pdev); + pm_runtime_put(omap_port->pdev); return err; } @@ -546,7 +546,7 @@ static int ssi_flush(struct hsi_client *cl) continue; writew_relaxed(0, omap_ssi->gdd + SSI_GDD_CCR_REG(i)); if (msg->ttype == HSI_MSG_READ) - pm_runtime_put_sync(omap_port->pdev); + pm_runtime_put(omap_port->pdev); omap_ssi->gdd_trn[i].msg = NULL; } /* Flush all SST buffers */ @@ -570,7 +570,7 @@ static int ssi_flush(struct hsi_client *cl) for (i = 0; i < omap_port->channels; i++) { /* Release write clocks */ if (!list_empty(&omap_port->txqueue[i])) - pm_runtime_put_sync(omap_port->pdev); + pm_runtime_put(omap_port->pdev); ssi_flush_queue(&omap_port->txqueue[i], NULL); ssi_flush_queue(&omap_port->rxqueue[i], NULL); } @@ -580,7 +580,7 @@ static int ssi_flush(struct hsi_client *cl) pinctrl_pm_select_default_state(omap_port->pdev); spin_unlock_bh(&omap_port->lock); - pm_runtime_put_sync(omap_port->pdev); + pm_runtime_put(omap_port->pdev); return 0; } @@ -687,7 +687,7 @@ static void ssi_cleanup_queues(struct hsi_client *cl) txbufstate |= (1 << i); status |= SSI_DATAACCEPT(i); /* Release the clocks writes, also GDD ones */ - pm_runtime_put_sync(omap_port->pdev); + pm_runtime_put(omap_port->pdev); } ssi_flush_queue(&omap_port->txqueue[i], cl); } @@ -742,7 +742,7 @@ static void ssi_cleanup_gdd(struct hsi_controller *ssi, struct hsi_client *cl) * ssi_cleanup_queues */ if (msg->ttype == HSI_MSG_READ) - pm_runtime_put_sync(omap_port->pdev); + pm_runtime_put(omap_port->pdev); omap_ssi->gdd_trn[i].msg = NULL; } tmp = readl_relaxed(omap_ssi->sys + SSI_GDD_MPU_IRQ_ENABLE_REG); @@ -790,7 +790,7 @@ static int ssi_release(struct hsi_client *cl) WARN_ON(omap_port->wk_refcount != 0); } spin_unlock_bh(&omap_port->lock); - pm_runtime_put_sync(omap_port->pdev); + pm_runtime_put(omap_port->pdev); return 0; } @@ -937,7 +937,7 @@ static void ssi_pio_complete(struct hsi_port *port, struct list_head *queue) reg = readl(omap_ssi->sys + SSI_MPU_ENABLE_REG(port->num, 0)); if (msg->ttype == HSI_MSG_WRITE) { /* Release clocks for write transfer */ - pm_runtime_put_sync(omap_port->pdev); + pm_runtime_put(omap_port->pdev); } reg &= ~val; writel_relaxed(reg, omap_ssi->sys + SSI_MPU_ENABLE_REG(port->num, 0));