[media] rtl2830: prevent hw access when sleeping
to prevent I/O errors...
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/frontends/rtl2830.c b/drivers/media/dvb/frontends/rtl2830.c
index 507ef4b..93612eb 100644
--- a/drivers/media/dvb/frontends/rtl2830.c
+++ b/drivers/media/dvb/frontends/rtl2830.c
@@ -381,6 +381,9 @@
int ret;
u8 buf[3];
+ if (priv->sleeping)
+ return 0;
+
ret = rtl2830_rd_regs(priv, 0x33c, buf, 2);
if (ret)
goto err;
@@ -525,6 +528,9 @@
{ 92888734, 92888734, 95487525, 99770748 },
};
+ if (priv->sleeping)
+ return 0;
+
/* reports SNR in resolution of 0.1 dB */
ret = rtl2830_rd_reg(priv, 0x33c, &tmp);
@@ -563,6 +569,9 @@
int ret;
u8 buf[2];
+ if (priv->sleeping)
+ return 0;
+
ret = rtl2830_rd_regs(priv, 0x34e, buf, 2);
if (ret)
goto err;
@@ -588,6 +597,9 @@
u8 buf[2];
u16 if_agc_raw, if_agc;
+ if (priv->sleeping)
+ return 0;
+
ret = rtl2830_rd_regs(priv, 0x359, buf, 2);
if (ret)
goto err;