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fbdev: sh_mobile_meram: Enable/disable MERAM along with LCDC

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The MERAM reference counts should be tied to the two LCDC devices (LCD/HDMI)
so that when they are enable/disabled, the MERAM is as well.

Signed-off-by: Damian Hobson-Garcia <dhobsong@igel.co.jp>
This commit is contained in:
Damian Hobson-Garcia 2011-07-04 08:06:47 +02:00 committed by Laurent Pinchart
parent 176737782e
commit ec19b9e0fa
1 changed files with 4 additions and 0 deletions
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4
drivers/video/sh_mobile_lcdcfb.c
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@ -259,6 +259,8 @@ static void sh_mobile_lcdc_clk_on(struct sh_mobile_lcdc_priv *priv)
pm_runtime_get_sync(priv->dev);
if (priv->dot_clk)
clk_enable(priv->dot_clk);
if (priv->meram_dev && priv->meram_dev->pdev)
pm_runtime_get_sync(&priv->meram_dev->pdev->dev);
}
}
@ -267,6 +269,8 @@ static void sh_mobile_lcdc_clk_off(struct sh_mobile_lcdc_priv *priv)
if (atomic_sub_return(1, &priv->hw_usecnt) == -1) {
if (priv->dot_clk)
clk_disable(priv->dot_clk);
if (priv->meram_dev && priv->meram_dev->pdev)
pm_runtime_put_sync(&priv->meram_dev->pdev->dev);
pm_runtime_put(priv->dev);
}
}