linux-kernel - [PATCH 3/4] staging:ti dspbridge: make sure IVA2 is OFF when dev is created

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Date:	Wed, 28 Jul 2010 09:54:54 -0500
From:	Ernesto Ramos <ernesto@...com>
To:	gregkh@...e.de
Cc:	omar.ramirez@...com, ohad@...ery.com, ameya.palande@...ia.com,
	felipe.contreras@...ia.com, fernando.lugo@...com,
	linux-kernel@...r.kernel.org, andy.shevchenko@...il.com, nm@...com,
	linux-omap@...r.kernel.org, Ernesto Ramos <ernesto@...com>
Subject: [PATCH 3/4] staging:ti dspbridge: make sure IVA2 is OFF when dev is created

Regardless the IVA2 power state before bridgedriver is
installed, the driver must ensure that IVA2 power
state is OFF when the device driver is created.

Signed-off-by: Ernesto Ramos <ernesto@...com>
---
 drivers/staging/tidspbridge/core/tiomap3430.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/staging/tidspbridge/core/tiomap3430.c b/drivers/staging/tidspbridge/core/tiomap3430.c
index 77527bd..e7584de 100644
--- a/drivers/staging/tidspbridge/core/tiomap3430.c
+++ b/drivers/staging/tidspbridge/core/tiomap3430.c
@@ -919,8 +919,10 @@ static int bridge_dev_create(struct bridge_dev_context
 	if (!status) {
 		dev_context->hdev_obj = hdev_obj;
 		/* Store current board state. */
-		dev_context->dw_brd_state = BRD_STOPPED;
+		dev_context->dw_brd_state = BRD_UNKNOWN;
 		dev_context->resources = resources;
+		dsp_clk_enable(DSP_CLK_IVA2);
+		bridge_brd_stop(dev_context);
 		/* Return ptr to our device state to the DSP API for storage */
 		*dev_cntxt = dev_context;
 	} else {
-- 
1.5.4.5

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