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| author | Chunfeng Yun <chunfeng.yun@mediatek.com> | 2018-09-20 19:13:34 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-09-28 16:04:45 +0300 |
| commit | 08e469de87a2534fda7a4605d33a2f287bd74684 (patch) | |
| tree | 1cde3ce05d430c9ab700b6e8122511fa994137d9 /drivers/usb/host/xhci-mtk.h | |
| parent | 95b516c18621d1626662bc161cbbf6281fd8d767 (diff) | |
| download | linux-08e469de87a2534fda7a4605d33a2f287bd74684.tar.xz | |
usb: xhci-mtk: supports bandwidth scheduling with multi-TT
Supports LowSpeed and FullSpeed INT/ISOC bandwidth scheduling
with USB multi-TT
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.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 | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-mtk.h b/drivers/usb/host/xhci-mtk.h index f8864fcbd461..8be8c5f7ff62 100644 --- a/drivers/usb/host/xhci-mtk.h +++ b/drivers/usb/host/xhci-mtk.h @@ -20,6 +20,19 @@ #define XHCI_MTK_MAX_ESIT 64 /** + * @split_bit_map: used to avoid split microframes overlay + * @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); + struct list_head ep_list; + struct usb_tt *usb_tt; + int tt_port; +}; + +/** * struct mu3h_sch_bw_info: schedule information for bandwidth domain * * @bus_bw: array to keep track of bandwidth already used at each uframes @@ -41,6 +54,10 @@ struct mu3h_sch_bw_info { * (@repeat==1) scheduled within the interval * @bw_cost_per_microframe: bandwidth cost per microframe * @endpoint: linked into bandwidth domain which it belongs to + * @tt_endpoint: linked into mu3h_sch_tt's list which it belongs to + * @sch_tt: mu3h_sch_tt linked into + * @ep_type: endpoint type + * @maxpkt: max packet size of endpoint * @ep: address of usb_host_endpoint struct * @offset: which uframe of the interval that transfer should be * scheduled first time within the interval @@ -64,6 +81,10 @@ struct mu3h_sch_ep_info { u32 num_budget_microframes; u32 bw_cost_per_microframe; struct list_head endpoint; + struct list_head tt_endpoint; + struct mu3h_sch_tt *sch_tt; + u32 ep_type; + u32 maxpkt; void *ep; /* * mtk xHCI scheduling information put into reserved DWs |