From: Wentong Wu Date: Tue, 25 Jun 2024 08:10:44 +0000 (+0800) Subject: mei: vsc: Prevent timeout error with added delay post-firmware download X-Git-Tag: v6.10~12^2~3 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=a9e8fe38195ae6f8e5b32907a17b397ff3ce3e48;p=thirdparty%2Flinux.git mei: vsc: Prevent timeout error with added delay post-firmware download After completing the firmware download, the firmware requires some time to become functional. This change introduces additional sleep time before the first read operation to prevent a confusing timeout error in vsc_tp_xfer(). Fixes: 566f5ca97680 ("mei: Add transport driver for IVSC device") Cc: stable@vger.kernel.org # for 6.8+ Signed-off-by: Wentong Wu Tested-by: Jason Chen Acked-by: Sakari Ailus Link: https://lore.kernel.org/r/20240625081047.4178494-3-wentong.wu@intel.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/misc/mei/platform-vsc.c b/drivers/misc/mei/platform-vsc.c index 1ec65d87488a3..d02f6e881139f 100644 --- a/drivers/misc/mei/platform-vsc.c +++ b/drivers/misc/mei/platform-vsc.c @@ -28,8 +28,8 @@ #define MEI_VSC_MAX_MSG_SIZE 512 -#define MEI_VSC_POLL_DELAY_US (50 * USEC_PER_MSEC) -#define MEI_VSC_POLL_TIMEOUT_US (200 * USEC_PER_MSEC) +#define MEI_VSC_POLL_DELAY_US (100 * USEC_PER_MSEC) +#define MEI_VSC_POLL_TIMEOUT_US (400 * USEC_PER_MSEC) #define mei_dev_to_vsc_hw(dev) ((struct mei_vsc_hw *)((dev)->hw))