diff options
author | Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com> | 2022-07-29 17:17:45 +0530 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-10-26 12:35:05 +0200 |
commit | aeffca4344262aae3301193df7f2760801981fcd (patch) | |
tree | d8510bb95e6c44a7c10d001f4344865d690ba7bf | |
parent | a8d772c7b8537ed6cfd2907f9ebba038320c4fe5 (diff) |
tty: xilinx_uartps: Fix the ignore_status
[ Upstream commit b8a6c3b3d4654fba19881cc77da61eac29f57cae ]
Currently the ignore_status is not considered in the isr.
Add a check to add the ignore_status.
Fixes: 61ec9016988f ("tty/serial: add support for Xilinx PS UART")
Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Link: https://lore.kernel.org/r/20220729114748.18332-5-shubhrajyoti.datta@xilinx.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r-- | drivers/tty/serial/xilinx_uartps.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c index d5e243908d9f..815e3e26ee20 100644 --- a/drivers/tty/serial/xilinx_uartps.c +++ b/drivers/tty/serial/xilinx_uartps.c @@ -375,6 +375,8 @@ static irqreturn_t cdns_uart_isr(int irq, void *dev_id) isrstatus &= ~CDNS_UART_IXR_TXEMPTY; } + isrstatus &= port->read_status_mask; + isrstatus &= ~port->ignore_status_mask; /* * Skip RX processing if RX is disabled as RXEMPTY will never be set * as read bytes will not be removed from the FIFO. |