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| author | Huacai Chen <chenhc@lemote.com> | 2017-06-22 23:06:52 +0800 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2017-06-29 02:42:23 +0200 |
| commit | e1b88ca8d72193e48bac026b19b8c686cc7fea25 (patch) | |
| tree | a2e67cb32810807f78b40364dfdea349360cba8f /arch/sh/include | |
| parent | 99b0b5a3a1e994247e7533de0fd7e4d13ead0ddd (diff) | |
| download | blackbird-obmc-linux-e1b88ca8d72193e48bac026b19b8c686cc7fea25.tar.gz blackbird-obmc-linux-e1b88ca8d72193e48bac026b19b8c686cc7fea25.zip | |
MIPS: Loongson-3: IRQ balancing for PCI devices
IRQ0 (HPET), IRQ1 (Keyboard), IRQ2 (Cascade), IRQ7 (SCI), IRQ8 (RTC)
and IRQ12 (Mouse) are handled by core-0 locally. Other PCI IRQs (3, 4,
5, 6, 14, 15) are balanced by all cores from Node-0. This can improve
I/O performance significantly.
Signed-off-by: Huacai Chen <chenhc@lemote.com>
Cc: John Crispin <john@phrozen.org>
Cc: Steven J . Hill <Steven.Hill@cavium.com>
Cc: Fuxin Zhang <zhangfx@lemote.com>
Cc: Zhangjin Wu <wuzhangjin@gmail.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/16589/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/sh/include')
0 files changed, 0 insertions, 0 deletions
