In serial_omap_stop_tx in the dma case. We do a autosuspend and
immediately a put_sync. Prevent the call of auto suspend. The else
case is left as is.
Cc: Govindraj.R <govindraj.r...@ti.com>
Signed-off-by: Shubhrajyoti D <shubhrajy...@ti.com>
---
drivers/tty/serial/omap-serial.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index 7c69b21..1593986 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -149,11 +149,10 @@ static void serial_omap_stop_tx(struct uart_port *port)
omap_stop_dma(up->uart_dma.tx_dma_channel);
omap_free_dma(up->uart_dma.tx_dma_channel);
up->uart_dma.tx_dma_channel = OMAP_UART_DMA_CH_FREE;
- pm_runtime_mark_last_busy(&up->pdev->dev);
- pm_runtime_put_autosuspend(&up->pdev->dev);
+ } else {
+ pm_runtime_get_sync(&up->pdev->dev);
}
- pm_runtime_get_sync(&up->pdev->dev);
if (up->ier & UART_IER_THRI) {
up->ier &= ~UART_IER_THRI;
serial_out(up, UART_IER, up->ier);
--
1.7.4.1
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