From ac57e7f38ea6fe7358cd0b7a2f2d21aef5ab70cd Mon Sep 17 00:00:00 2001 From: Sourav Poddar Date: Tue, 18 Sep 2012 17:05:54 +0530 Subject: [PATCH] serial: omap: Remove unnecessary checks from suspend/resume Drop the check for "up" being valid on suspend/resume callbacks. It should be valid always. Get rid of the "pdata" check also as serial_omap_get_context_loss_count() checks for it. Tested on omap4 panda and 3630 based Beagle board. Signed-off-by: Sourav Poddar Reviewed-by: Felipe Balbi Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/omap-serial.c | 23 +++++++++-------------- 1 file changed, 9 insertions(+), 14 deletions(-) diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c index f175385..3c05c5e 100644 --- a/drivers/tty/serial/omap-serial.c +++ b/drivers/tty/serial/omap-serial.c @@ -1222,10 +1222,8 @@ static int serial_omap_suspend(struct device *dev) { struct uart_omap_port *up = dev_get_drvdata(dev); - if (up) { - uart_suspend_port(&serial_omap_reg, &up->port); - flush_work_sync(&up->qos_work); - } + uart_suspend_port(&serial_omap_reg, &up->port); + flush_work_sync(&up->qos_work); return 0; } @@ -1234,8 +1232,8 @@ static int serial_omap_resume(struct device *dev) { struct uart_omap_port *up = dev_get_drvdata(dev); - if (up) - uart_resume_port(&serial_omap_reg, &up->port); + uart_resume_port(&serial_omap_reg, &up->port); + return 0; } #endif @@ -1553,17 +1551,14 @@ static int serial_omap_runtime_suspend(struct device *dev) static int serial_omap_runtime_resume(struct device *dev) { struct uart_omap_port *up = dev_get_drvdata(dev); - struct omap_uart_port_info *pdata = dev->platform_data; - if (up && pdata) { - u32 loss_cnt = serial_omap_get_context_loss_count(up); + u32 loss_cnt = serial_omap_get_context_loss_count(up); - if (up->context_loss_cnt != loss_cnt) - serial_omap_restore_context(up); + if (up->context_loss_cnt != loss_cnt) + serial_omap_restore_context(up); - up->latency = up->calc_latency; - schedule_work(&up->qos_work); - } + up->latency = up->calc_latency; + schedule_work(&up->qos_work); return 0; } -- 2.7.4