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[PATCH v2 6/28] drm/i2c: tda998x: force the page register at startup time

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Jean-Francois Moine

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Jan 9, 2014, 6:20:03 AM1/9/14
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This patch forces the page register to be set on the first I/O operation.

Signed-off-by: Jean-Francois Moine <moi...@free.fr>
---
drivers/gpu/drm/i2c/tda998x_drv.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c
index 0435752..c29c0b1 100644
--- a/drivers/gpu/drm/i2c/tda998x_drv.c
+++ b/drivers/gpu/drm/i2c/tda998x_drv.c
@@ -1162,7 +1162,7 @@ tda998x_encoder_init(struct i2c_client *client,
priv->vip_cntrl_1 = VIP_CNTRL_1_SWAP_C(0) | VIP_CNTRL_1_SWAP_D(1);
priv->vip_cntrl_2 = VIP_CNTRL_2_SWAP_E(4) | VIP_CNTRL_2_SWAP_F(5);

- priv->current_page = 0;
+ priv->current_page = 0xff;
priv->hdmi = client;
priv->cec = i2c_new_dummy(client->adapter, 0x34);
priv->dpms = DRM_MODE_DPMS_OFF;

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Jef | http://moinejf.free.fr/
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Russell King - ARM Linux

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Jan 11, 2014, 12:10:02 PM1/11/14
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On Thu, Jan 09, 2014 at 11:58:51AM +0100, Jean-Francois Moine wrote:
> This patch forces the page register to be set on the first I/O operation.
>
> Signed-off-by: Jean-Francois Moine <moi...@free.fr>

No visible negative side effects, and nothing obviously wrong.

Tested-by: Russell King <rmk+k...@arm.linux.org.uk>
Acked-by: Russell King <rmk+k...@arm.linux.org.uk>

Thanks.

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