linux-kernel - [PATCH] staging: tidspbridge: disable all peripherals at bridge_brd

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Date:	Thu, 30 Sep 2010 13:49:36 -0500
From:	Ernesto Ramos <ernesto@...com>
To:	gregkh@...e.de, linux-omap@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc:	ameya.palande@...ia.com, felipe.contreras@...il.com,
	andy.shevchenko@...il.com, Ernesto Ramos <ernesto@...com>,
	Omar Ramirez Luna <omar.ramirez@...com>
Subject: [PATCH] staging: tidspbridge: disable all peripherals at bridge_brd_stop

DSP Bridge needs to disable the peripheral clocks when switches to
BRD_STOPPED since that would prevent the domain to enter in OFF state.

Signed-off-by: Ernesto Ramos <ernesto@...com>
Signed-off-by: Omar Ramirez Luna <omar.ramirez@...com>
---
 drivers/staging/tidspbridge/core/tiomap3430.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/tidspbridge/core/tiomap3430.c b/drivers/staging/tidspbridge/core/tiomap3430.c
index f1e59e8..e32e98a 100644
--- a/drivers/staging/tidspbridge/core/tiomap3430.c
+++ b/drivers/staging/tidspbridge/core/tiomap3430.c
@@ -625,7 +625,6 @@ static int bridge_brd_stop(struct bridge_dev_context *dev_ctxt)
 	struct bridge_dev_context *dev_context = dev_ctxt;
 	struct pg_table_attrs *pt_attrs;
 	u32 dsp_pwr_state;
-	int clk_status;
 	struct dspbridge_platform_data *pdata =
 				omap_dspbridge_dev->dev.platform_data;
 
@@ -679,7 +678,8 @@ static int bridge_brd_stop(struct bridge_dev_context *dev_ctxt)
 	(*pdata->dsp_prm_write)(OMAP3430_RST1_IVA2_MASK | OMAP3430_RST2_IVA2_MASK |
 			OMAP3430_RST3_IVA2_MASK, OMAP3430_IVA2_MOD, OMAP2_RM_RSTCTRL);
 
-	clk_status = dsp_clk_disable(DSP_CLK_IVA2);
+	dsp_clock_disable_all(dev_context->dsp_per_clks);
+	dsp_clk_disable(DSP_CLK_IVA2);
 
 	return status;
 }
-- 
1.5.4.5

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