diff options
| author | Chunfeng Yun <chunfeng.yun@mediatek.com> | 2021-03-08 05:51:51 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-05-14 10:44:11 +0300 |
| commit | 2b8b8cc94f4d4a7bb370e77fb910fd18bd42d795 (patch) | |
| tree | ac4eacd1c4f531d642cf9b7ac8e5f964e9d20907 /drivers/usb/host/xhci-mtk.h | |
| parent | 9f0d3e676a253db02a916e5b1e4e49b32b4026f3 (diff) | |
| download | linux-2b8b8cc94f4d4a7bb370e77fb910fd18bd42d795.tar.xz | |
usb: xhci-mtk: improve bandwidth scheduling with TT
commit e19ee44a3d07c232f9241024dab1ebd0748cdf5f upstream.
When the USB headset is plug into an external hub, sometimes
can't set config due to not enough bandwidth, so need improve
LS/FS INT/ISOC bandwidth scheduling with TT.
Fixes: 54f6a8af3722 ("usb: xhci-mtk: skip dropping bandwidth of unchecked endpoints")
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Yaqii Wu <yaqii.wu@mediatek.com>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/2f30e81400a59afef5f8231c98149169c7520519.1615170625.git.chunfeng.yun@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/xhci-mtk.h')
| -rw-r--r-- | drivers/usb/host/xhci-mtk.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/usb/host/xhci-mtk.h b/drivers/usb/host/xhci-mtk.h index d9f438d078da..985e7a19f6f6 100644 --- a/drivers/usb/host/xhci-mtk.h +++ b/drivers/usb/host/xhci-mtk.h @@ -20,13 +20,15 @@ #define XHCI_MTK_MAX_ESIT 64 /** - * @split_bit_map: used to avoid split microframes overlay + * @ss_bit_map: used to avoid start split microframes overlay + * @fs_bus_bw: array to keep track of bandwidth already used for FS * @ep_list: Endpoints using this TT * @usb_tt: usb TT related * @tt_port: TT port number */ struct mu3h_sch_tt { - DECLARE_BITMAP(split_bit_map, XHCI_MTK_MAX_ESIT); + DECLARE_BITMAP(ss_bit_map, XHCI_MTK_MAX_ESIT); + u32 fs_bus_bw[XHCI_MTK_MAX_ESIT]; struct list_head ep_list; struct usb_tt *usb_tt; int tt_port; |