diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/edgetpu/janeiro-pm.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/edgetpu/janeiro-pm.c b/drivers/edgetpu/janeiro-pm.c index 3b56bb1..2a6dbee 100644 --- a/drivers/edgetpu/janeiro-pm.c +++ b/drivers/edgetpu/janeiro-pm.c @@ -21,7 +21,8 @@ #define SHUTDOWN_DELAY_US_MAX 20 #define BOOTUP_DELAY_US_MIN 200 #define BOOTUP_DELAY_US_MAX 250 -#define SHUTDOWN_MAX_DELAY_COUNT 50 +#define SHUTDOWN_MAX_DELAY_COUNT 1000 +#define SHUTDOWN_EXPECTED_DELAY_COUNT 50 #define EDGETPU_PSM0_CFG 0x1c1880 #define EDGETPU_PSM0_START 0x1c1884 @@ -107,7 +108,11 @@ static void janeiro_block_down(struct edgetpu_dev *etdev) timeout_cnt++; } while (timeout_cnt < SHUTDOWN_MAX_DELAY_COUNT); if (timeout_cnt == SHUTDOWN_MAX_DELAY_COUNT) - etdev_warn(etdev, "%s: blk_shutdown timeout\n", __func__); + etdev_warn(etdev, "%s: blk_shutdown timeout (%d uS) exceeded\n", __func__, + SHUTDOWN_MAX_DELAY_COUNT * SHUTDOWN_DELAY_US_MAX); + else if (timeout_cnt > SHUTDOWN_EXPECTED_DELAY_COUNT) + etdev_info(etdev, "%s: excessive shutdown time (%d uS)", __func__, + timeout_cnt * SHUTDOWN_DELAY_US_MAX); } static void janeiro_firmware_down(struct edgetpu_dev *etdev) |