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Message-ID: <20140109120428.1ea7ec3a@armhf> Date: Thu, 9 Jan 2014 12:04:28 +0100 From: Jean-Francois Moine <moinejf@...e.fr> To: dri-devel@...ts.freedesktop.org Cc: Dave Airlie <airlied@...il.com>, Rob Clark <robdclark@...il.com>, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org Subject: [PATCH v2 14/28] drm/i2c: tda998x: get a better status of the connexion This patch refines the connexion status testing both bits RXSENS and HPD of the CEC register giving the connexion level. Signed-off-by: Jean-Francois Moine <moinejf@...e.fr> --- drivers/gpu/drm/i2c/tda998x_drv.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c index 2187d63..0cae820 100644 --- a/drivers/gpu/drm/i2c/tda998x_drv.c +++ b/drivers/gpu/drm/i2c/tda998x_drv.c @@ -1009,7 +1009,9 @@ tda998x_encoder_detect(struct drm_encoder *encoder, struct tda998x_priv *priv = to_tda998x_priv(encoder); uint8_t val = cec_read(priv, REG_CEC_RXSHPDLEV); - return (val & CEC_RXSHPDLEV_HPD) ? connector_status_connected : + return (val & (CEC_RXSHPDLEV_RXSENS | CEC_RXSHPDLEV_HPD)) == + (CEC_RXSHPDLEV_RXSENS | CEC_RXSHPDLEV_HPD) ? + connector_status_connected : connector_status_disconnected; } -- Ken ar c'hentañ | ** Breizh ha Linux atav! ** Jef | http://moinejf.free.fr/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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