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authorKelly Devilliv <kelly.devilliv@gmail.com>2021-06-27 20:57:47 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-09-22 12:26:28 +0200
commite1480bcb407e31f243f4e65e034c23fcf4b13ed5 (patch)
treecb6d6c0362018887fd45e4e4c5beeed9c8a6ae99 /drivers/usb
parent33109bdf2c41315cbd1afc8c20dca9a4fdf1951d (diff)
usb: host: fotg210: fix the actual_length of an iso packet
[ Upstream commit 091cb2f782f32ab68c6f5f326d7868683d3d4875 ] We should acquire the actual_length of an iso packet from the iTD directly using FOTG210_ITD_LENGTH() macro. Signed-off-by: Kelly Devilliv <kelly.devilliv@gmail.com> Link: https://lore.kernel.org/r/20210627125747.127646-4-kelly.devilliv@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/host/fotg210-hcd.c5
-rw-r--r--drivers/usb/host/fotg210.h5
2 files changed, 2 insertions, 8 deletions
diff --git a/drivers/usb/host/fotg210-hcd.c b/drivers/usb/host/fotg210-hcd.c
index e62c456e78ac..f457e083a6f8 100644
--- a/drivers/usb/host/fotg210-hcd.c
+++ b/drivers/usb/host/fotg210-hcd.c
@@ -4461,13 +4461,12 @@ static bool itd_complete(struct fotg210_hcd *fotg210, struct fotg210_itd *itd)
/* HC need not update length with this error */
if (!(t & FOTG210_ISOC_BABBLE)) {
- desc->actual_length =
- fotg210_itdlen(urb, desc, t);
+ desc->actual_length = FOTG210_ITD_LENGTH(t);
urb->actual_length += desc->actual_length;
}
} else if (likely((t & FOTG210_ISOC_ACTIVE) == 0)) {
desc->status = 0;
- desc->actual_length = fotg210_itdlen(urb, desc, t);
+ desc->actual_length = FOTG210_ITD_LENGTH(t);
urb->actual_length += desc->actual_length;
} else {
/* URB was too late */
diff --git a/drivers/usb/host/fotg210.h b/drivers/usb/host/fotg210.h
index 1b4db95e5c43..291add93d84e 100644
--- a/drivers/usb/host/fotg210.h
+++ b/drivers/usb/host/fotg210.h
@@ -686,11 +686,6 @@ static inline unsigned fotg210_read_frame_index(struct fotg210_hcd *fotg210)
return fotg210_readl(fotg210, &fotg210->regs->frame_index);
}
-#define fotg210_itdlen(urb, desc, t) ({ \
- usb_pipein((urb)->pipe) ? \
- (desc)->length - FOTG210_ITD_LENGTH(t) : \
- FOTG210_ITD_LENGTH(t); \
-})
/*-------------------------------------------------------------------------*/
#endif /* __LINUX_FOTG210_H */