Commit cfc708db authored by Mark A. Greer's avatar Mark A. Greer Committed by Samuel Ortiz

NFC: trf7970a: Don't turn off RF if its already off

Don't try to turn off of RF transmitter is its
already off.
Signed-off-by: default avatarMark A. Greer <[email protected]>
Signed-off-by: default avatarSamuel Ortiz <[email protected]>
parent 307e5caf
......@@ -859,6 +859,10 @@ static int trf7970a_init(struct trf7970a *trf)
static void trf7970a_switch_rf_off(struct trf7970a *trf)
if ((trf->state == TRF7970A_ST_PWR_OFF) ||
(trf->state == TRF7970A_ST_RF_OFF))
dev_dbg(trf->dev, "Switching rf off\n");
trf->chip_status_ctrl &= ~TRF7970A_CHIP_STATUS_RF_ON;
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