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authorJoakim Zhang <qiangqing.zhang@nxp.com>2019-11-01 08:36:16 +0000
committerWill Deacon <will@kernel.org>2019-11-04 16:27:34 +0000
commit44f8bd014a94ed679ddb77d0b92350d4ac4f23a5 (patch)
tree7b13d33509821f55326b31b5a6fb400dd4a36e10 /drivers/perf/arm_dsu_pmu.c
parent1178addaca66292b309b3cbbdc12421cef4894b2 (diff)
downloadlinux-44f8bd014a94ed679ddb77d0b92350d4ac4f23a5.tar.bz2
perf/imx_ddr: Add enhanced AXI ID filter support
With DDR_CAP_AXI_ID_FILTER quirk, indicating HW supports AXI ID filter which only can get bursts from DDR transaction, i.e. DDR read/write requests. This patch add DDR_CAP_AXI_ID_ENHANCED_FILTER quirk, indicating HW supports AXI ID filter which can get bursts and bytes from DDR transaction at the same time. We hope PMU always return bytes in the driver due to it is more meaningful for users. Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com> Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'drivers/perf/arm_dsu_pmu.c')
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