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| author | Suzuki K Poulose <suzuki.poulose@arm.com> | 2021-02-01 11:13:43 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-02-04 17:00:34 +0100 |
| commit | 1ab3bb9df5e35183fee8da2b3fb30feda9a53ce9 (patch) | |
| tree | d1193b15fa25ab779f3c61b1f71db16db93f7131 /drivers/spi/spi-ppc4xx.c | |
| parent | 4211bfce1eb9962f2ae1972837c032ad6d48f292 (diff) | |
| download | linux-1ab3bb9df5e35183fee8da2b3fb30feda9a53ce9.tar.bz2 | |
coresight: etm4x: Add necessary synchronization for sysreg access
As per the specification any update to the TRCPRGCTLR must be synchronized
by a context synchronization event (in our case an explicist ISB) before
the TRCSTATR is checked.
Link: https://lore.kernel.org/r/20210110224850.1880240-22-suzuki.poulose@arm.com
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/20210201181351.1475223-24-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/spi/spi-ppc4xx.c')
0 files changed, 0 insertions, 0 deletions