shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-09 12:17:12 +09:00
Code Issues Packages Projects Releases Wiki Activity

create another workqueue for adc timer_work

Browse Source
This commit is contained in:
luowei
2010-08-30 14:37:18 +08:00
parent d9479fe5d6
commit cb812d0b92
1 changed files with 9 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
arch/arm/mach-rk2818/adc.c Normal file → Executable file
View File

@@ -30,7 +30,7 @@
* action is required.
*/
#if 0
#if 1
#define DBG(x...) printk(x)
#else
#define DBG(x...)
@@ -59,6 +59,7 @@ struct adc_device {
struct rk28_adc_client *client;
struct rk28_adc_client *cur;
struct rk28_adc_client *ts_pend;
struct workqueue_struct *timer_workqueue;
struct work_struct timer_work;
void __iomem *regs;
struct timer_list timer;
@@ -318,8 +319,8 @@ static void rk28_adcscan_timer(unsigned long data)
{
pAdcDev->timer.expires = jiffies + msecs_to_jiffies(30);
add_timer(&pAdcDev->timer);
schedule_work(&pAdcDev->timer_work);
//rk28_read_adc(pAdcDev);
//schedule_work(&pAdcDev->timer_work);
queue_work(pAdcDev->timer_workqueue, &pAdcDev->timer_work);
}
static irqreturn_t rk28_adc_irq(int irq, void *pw)
@@ -419,6 +420,11 @@ static int rk28_adc_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, adc);
init_MUTEX(&adc->lock);
adc->timer_workqueue = create_freezeable_workqueue("adc timer work");
if (!adc->timer_workqueue) {
printk("%s:cannot create workqueue\n",__FUNCTION__);
return -EBUSY;
}
INIT_WORK(&adc->timer_work, adc_timer_work);
/* Register with the core ADC driver. */
adc->client = rk28_adc_register(pdev, NULL, NULL, 0);