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| author | Suzuki K Poulose <suzuki.poulose@arm.com> | 2020-07-16 20:57:46 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-07-21 16:48:40 +0300 |
| commit | 342c8a1d1d9e418d32fa02d635cf96989f9a986e (patch) | |
| tree | f0a8d4ec0328b3b6a46be5fe9b63d3d139c6b88a /drivers/interconnect | |
| parent | bbfb8f3e4e3f10c7b0b76f9159b8a9608abdea91 (diff) | |
| download | linux-342c8a1d1d9e418d32fa02d635cf96989f9a986e.tar.xz | |
coresight: etm4x: Fix save/restore during cpu idle
The ETM state save/restore incorrectly reads/writes some of the 64bit
registers (e.g, address comparators, vmid/cid comparators etc.) using
32bit accesses. Ensure we use the appropriate width accessors for
the registers.
Fixes: f188b5e76aae ("coresight: etm4x: Save/restore state across CPU low power states")
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Mike Leach <mike.leach@linaro.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/20200716175746.3338735-18-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/interconnect')
0 files changed, 0 insertions, 0 deletions