MdeModulePkg/XhciDxe: Update async polling interval to 1ms.

Updating the async polling interval from 50ms to 1ms for better performance.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Tian Feng <feng.tian@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17585 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Tian Feng 2015-06-09 03:21:11 +00:00 committed by erictian
parent c17c4a1ffd
commit 3ee12d8800
1 changed files with 2 additions and 2 deletions

View File

@ -67,9 +67,9 @@ typedef struct _USB_DEV_CONTEXT USB_DEV_CONTEXT;
#define XHC_POLL_DELAY (1000) #define XHC_POLL_DELAY (1000)
// //
// XHC async transfer timer interval, set by experience. // XHC async transfer timer interval, set by experience.
// The unit is 100us, takes 50ms as interval. // The unit is 100us, takes 1ms as interval.
// //
#define XHC_ASYNC_TIMER_INTERVAL EFI_TIMER_PERIOD_MILLISECONDS(50) #define XHC_ASYNC_TIMER_INTERVAL EFI_TIMER_PERIOD_MILLISECONDS(1)
// //
// XHC raises TPL to TPL_NOTIFY to serialize all its operations // XHC raises TPL to TPL_NOTIFY to serialize all its operations