From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sebastian Reichel Subject: [RFC 16/19] HSI: omap_ssi_port: ensure clocks are kept enabled during transfer Date: Sat, 18 Jun 2016 18:27:06 +0200 Message-ID: <1466267229-25012-17-git-send-email-sre@kernel.org> References: <1466267229-25012-1-git-send-email-sre@kernel.org> Return-path: In-Reply-To: <1466267229-25012-1-git-send-email-sre@kernel.org> Sender: linux-kernel-owner@vger.kernel.org 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?= List-Id: linux-omap@vger.kernel.org ensure, that clocks remain enabled, when a transfer is started. Signed-off-by: Sebastian Reichel --- drivers/hsi/controllers/omap_ssi_port.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/hsi/controllers/omap_ssi_port.c b/drivers/hsi/controllers/omap_ssi_port.c index aef5a8666d48..f91c6a4bb1a5 100644 --- a/drivers/hsi/controllers/omap_ssi_port.c +++ b/drivers/hsi/controllers/omap_ssi_port.c @@ -645,6 +645,7 @@ static void ssi_transfer(struct omap_ssi_port *omap_port, struct hsi_msg *msg; int err = -1; + pm_runtime_get(omap_port->pdev); spin_lock_bh(&omap_port->lock); while (err < 0) { err = ssi_start_transfer(queue); @@ -659,6 +660,7 @@ static void ssi_transfer(struct omap_ssi_port *omap_port, } } spin_unlock_bh(&omap_port->lock); + pm_runtime_put(omap_port->pdev); } static void ssi_cleanup_queues(struct hsi_client *cl) -- 2.8.1