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| author | Chunfeng Yun <chunfeng.yun@mediatek.com> | 2021-03-08 10:51:51 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-03-10 09:37:16 +0100 |
| commit | e19ee44a3d07c232f9241024dab1ebd0748cdf5f (patch) | |
| tree | 0cb9eba4d87e4521902d28a90015359fd76c0cc1 /drivers/usb/host/xhci-mtk.h | |
| parent | 5fa5827566e3affa1657ccf9b22706c06a5d021a (diff) | |
| download | linux-stable-e19ee44a3d07c232f9241024dab1ebd0748cdf5f.tar.gz linux-stable-e19ee44a3d07c232f9241024dab1ebd0748cdf5f.tar.bz2 linux-stable-e19ee44a3d07c232f9241024dab1ebd0748cdf5f.zip | |
usb: xhci-mtk: improve bandwidth scheduling with TT
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 cbb09dfea62e..f42769c69249 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; |