A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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NFC: port100: Abort current command before switching RF off

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If a command is still being processed by the device, the switch RF off
command will be rejected. With this patch, the port100 driver calls
port100_abort_cmd() before sending the switch RF off command.

Signed-off-by: Thierry Escande <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
This commit is contained in:
Thierry Escande 2016-06-16 20:25:23 +02:00 • committed by Samuel Ortiz
commit 9f0c4542c4
1 changed files with 4 additions and 0 deletions
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4
drivers/nfc/port100.c
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@ -1050,6 +1050,10 @@ static int port100_switch_rf(struct nfc_digital_dev *ddev, bool on)
*skb_put(skb, 1) = on ? 1 : 0;
/* Cancel the last command if the device is being switched off */
if (!on)
port100_abort_cmd(ddev);
resp = port100_send_cmd_sync(dev, PORT100_CMD_SWITCH_RF, skb);
if (IS_ERR(resp))