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-rw-r--r--drivers/usb/host/xhci-mtk-sch.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/drivers/usb/host/xhci-mtk-sch.c b/drivers/usb/host/xhci-mtk-sch.c
index 06a6b19acaae..a17bc584ee99 100644
--- a/drivers/usb/host/xhci-mtk-sch.c
+++ b/drivers/usb/host/xhci-mtk-sch.c
@@ -425,7 +425,6 @@ static int check_fs_bus_bw(struct mu3h_sch_ep_info *sch_ep, int offset)
static int check_sch_tt(struct mu3h_sch_ep_info *sch_ep, u32 offset)
{
- u32 extra_cs_count;
u32 start_ss, last_ss;
u32 start_cs, last_cs;
@@ -461,18 +460,12 @@ static int check_sch_tt(struct mu3h_sch_ep_info *sch_ep, u32 offset)
if (last_cs > 7)
return -ESCH_CS_OVERFLOW;
- if (sch_ep->ep_type == ISOC_IN_EP)
- extra_cs_count = (last_cs == 7) ? 1 : 2;
- else /* ep_type : INTR IN / INTR OUT */
- extra_cs_count = 1;
-
- cs_count += extra_cs_count;
if (cs_count > 7)
cs_count = 7; /* HW limit */
sch_ep->cs_count = cs_count;
- /* one for ss, the other for idle */
- sch_ep->num_budget_microframes = cs_count + 2;
+ /* ss, idle are ignored */
+ sch_ep->num_budget_microframes = cs_count;
/*
* if interval=1, maxp >752, num_budge_micoframe is larger