diff options
| author | Chunfeng Yun <chunfeng.yun@mediatek.com> | 2018-09-20 18:13:33 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-09-28 15:04:45 +0200 |
| commit | 95b516c18621d1626662bc161cbbf6281fd8d767 (patch) | |
| tree | f4dcb5dc918ede4aefb481a1fd192ce5ec58da9e /drivers/usb/host/xhci-mtk.h | |
| parent | usb: xhci-mtk: fix ISOC error when interval is zero (diff) | |
| download | linux-95b516c18621d1626662bc161cbbf6281fd8d767.tar.xz linux-95b516c18621d1626662bc161cbbf6281fd8d767.zip | |
usb: xhci-mtk: improve bandwidth scheduling
Mainly improve SuperSpeed ISOC bandwidth in last microframe,
and LowSpeed/FullSpeed IN INT/ISOC bandwidth in split and
idle microframes by introduing a bandwidth budget table;
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 | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-mtk.h b/drivers/usb/host/xhci-mtk.h index cc59d80b663b..f8864fcbd461 100644 --- a/drivers/usb/host/xhci-mtk.h +++ b/drivers/usb/host/xhci-mtk.h @@ -57,6 +57,7 @@ struct mu3h_sch_bw_info { * times; 1: distribute the (bMaxBurst+1)*(Mult+1) packets * according to @pkts and @repeat. normal mode is used by * default + * @bw_budget_table: table to record bandwidth budget per microframe */ struct mu3h_sch_ep_info { u32 esit; @@ -73,6 +74,7 @@ struct mu3h_sch_ep_info { u32 pkts; u32 cs_count; u32 burst_mode; + u32 bw_budget_table[0]; }; #define MU3C_U3_PORT_MAX 4 |