From ea08eeccae9297f7aabd2ef7f0c2517ac4549acc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:18:26 +0000
Subject: [PATCH] write in 30M
---
kernel/drivers/usb/host/ehci-sched.c | 22 +---------------------
1 files changed, 1 insertions(+), 21 deletions(-)
diff --git a/kernel/drivers/usb/host/ehci-sched.c b/kernel/drivers/usb/host/ehci-sched.c
index da7b00a..6dfb242 100644
--- a/kernel/drivers/usb/host/ehci-sched.c
+++ b/kernel/drivers/usb/host/ehci-sched.c
@@ -307,26 +307,6 @@
#ifdef CONFIG_USB_EHCI_TT_NEWSCHED
-/* Which uframe does the low/fullspeed transfer start in?
- *
- * The parameter is the mask of ssplits in "H-frame" terms
- * and this returns the transfer start uframe in "B-frame" terms,
- * which allows both to match, e.g. a ssplit in "H-frame" uframe 0
- * will cause a transfer in "B-frame" uframe 0. "B-frames" lag
- * "H-frames" by 1 uframe. See the EHCI spec sec 4.5 and figure 4.7.
- */
-static inline unsigned char tt_start_uframe(struct ehci_hcd *ehci, __hc32 mask)
-{
- unsigned char smask = hc32_to_cpu(ehci, mask) & QH_SMASK;
-
- if (!smask) {
- ehci_err(ehci, "invalid empty smask!\n");
- /* uframe 7 can't have bw so this will indicate failure */
- return 7;
- }
- return ffs(smask) - 1;
-}
-
static const unsigned char
max_tt_usecs[] = { 125, 125, 125, 125, 125, 125, 30, 0 };
@@ -2475,7 +2455,7 @@
ehci_dbg(ehci, "corrupt type %d frame %d shadow %p\n",
type, frame, q.ptr);
/* BUG(); */
- /* FALL THROUGH */
+ fallthrough;
case Q_TYPE_QH:
case Q_TYPE_FSTN:
/* End of the iTDs and siTDs */
--
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