We should not access a file system from the poller. So, do it from the
worker. This patch will fix warning on FS access for Protonic board
code.
Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
---
arch/arm/boards/protonic-imx6/board.c | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)
diff --git a/arch/arm/boards/protonic-imx6/board.c b/arch/arm/boards/protonic-imx6/board.c
index def155e6ba..c2706f92ff 100644
--- a/arch/arm/boards/protonic-imx6/board.c
+++ b/arch/arm/boards/protonic-imx6/board.c
@@ -21,6 +21,7 @@
#include <sys/stat.h>
#include <unistd.h>
#include <usb/usb.h>
+#include <work.h>
#define GPIO_HW_REV_ID {\
{IMX_GPIO_NR(2, 8), GPIOF_DIR_IN | GPIOF_ACTIVE_LOW, "rev_id0"}, \
@@ -85,9 +86,10 @@ struct prt_imx6_priv {
unsigned int hw_id;
unsigned int hw_rev;
const char *name;
- struct poller_async poller;
unsigned int usb_delay;
unsigned int no_usb_check;
+ struct work_queue wq;
+ struct work_struct work;
};
struct prti6q_rfid_contents {
@@ -290,9 +292,9 @@ exit_usb_mount:
#define OTG_PORTSC1 (MX6_OTG_BASE_ADDR+0x184)
-static void prt_imx6_check_usb_boot(void *data)
+static void prt_imx6_check_usb_boot_do_work(struct work_struct *w)
{
- struct prt_imx6_priv *priv = data;
+ struct prt_imx6_priv *priv = container_of(w, struct prt_imx6_priv, work);
struct device_d *dev = priv->dev;
char *second_word, *bootsrc, *usbdisk;
char buf[sizeof("vicut1q recovery")] = {};
@@ -371,6 +373,7 @@ exit_usb_boot:
free(usbdisk);
return;
+
}
static int prt_imx6_env_init(struct prt_imx6_priv *priv)
@@ -462,7 +465,6 @@ exit_bbu:
static int prt_imx6_devices_init(void)
{
struct prt_imx6_priv *priv = prt_priv;
- int ret;
if (!priv)
return 0;
@@ -477,14 +479,12 @@ static int prt_imx6_devices_init(void)
prt_imx6_env_init(priv);
if (!priv->no_usb_check) {
- ret = poller_async_register(&priv->poller, "usb-boot");
- if (ret) {
- dev_err(priv->dev, "can't setup poller\n");
- return ret;
- }
+ priv->wq.fn = prt_imx6_check_usb_boot_do_work;
+
+ wq_register(&priv->wq);
- poller_call_async(&priv->poller, priv->usb_delay * SECOND,
- &prt_imx6_check_usb_boot, priv);
+ wq_queue_delayed_work(&priv->wq, &priv->work,
+ priv->usb_delay * SECOND);
}
return 0;
--
2.30.2
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