michaelh/zephyr
1
0
Fork 0
Code Releases Activity

serial: bt: Set configurable options for the NUS Work-queue

Browse source 
Default priority set to Main Thread's and Stack-size set to 1KiB. This
should still allow for the System work-queue, considering this
Work-queue could be temporarily blocked on BT TX commands.

Signed-off-by: Luis Ubieda <luisf@croxel.com>
This commit is contained in:
Luis Ubieda 2024-04-29 21:45:06 -04:00 • committed by Anas Nashif
commit 413518e0c8
2 changed files with 18 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

16
drivers/serial/Kconfig.bt
View file

@ -11,3 +11,19 @@ config UART_BT
help
Enable the UART over NUS Bluetooth driver, which can be used to pipe
serial data over Bluetooth LE GATT using NUS (Nordic UART Service).
if UART_BT
config UART_BT_WORKQUEUE_PRIORITY
int "UART NUS Work-queue Priority"
default MAIN_THREAD_PRIORITY
help
Select UART NUS Work-queue priority based on the application context.
config UART_BT_WORKQUEUE_STACK_SIZE
int "UART NUS Work-queue Stack Size"
default 1024
help
Set UART NUS Work-queue Stack-size based on the application context.
endif

4
drivers/serial/uart_bt.c
View file

@ -15,7 +15,7 @@
#include <zephyr/logging/log.h>
LOG_MODULE_REGISTER(uart_nus, CONFIG_UART_LOG_LEVEL);
K_THREAD_STACK_DEFINE(nus_work_queue_stack, 2048);
K_THREAD_STACK_DEFINE(nus_work_queue_stack, CONFIG_UART_BT_WORKQUEUE_STACK_SIZE);
static struct k_work_q nus_work_queue;
struct uart_bt_data {
@ -276,7 +276,7 @@ static int uart_bt_workqueue_init(void)
k_work_queue_init(&nus_work_queue);
k_work_queue_start(&nus_work_queue, nus_work_queue_stack,
K_THREAD_STACK_SIZEOF(nus_work_queue_stack),
K_LOWEST_APPLICATION_THREAD_PRIO, NULL);
CONFIG_UART_BT_WORKQUEUE_PRIORITY, NULL);
return 0;
}