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| author |   Mathieu Poirier <mathieu.poirier@linaro.org> | 2019-08-29 14:28:40 -0600 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-09-03 22:01:18 +0200 |
| commit | 00bb485ce7b8d1186a5166fc9e38822797fae7d4 (patch) | |
| tree | 964c0c8ac737e0028afa53b74d0ec3418ae77fd3 /drivers/hwtracing/coresight/coresight-tmc.h | |
| parent | coresight: tmc-etr: Fix perf_data check (diff) | |
| download | linux-dev-00bb485ce7b8d1186a5166fc9e38822797fae7d4.tar.xz linux-dev-00bb485ce7b8d1186a5166fc9e38822797fae7d4.zip | |
coresight: tmc: Make memory width mask computation into a function
Make the computation of a memory mask representing the width of the memory
bus into a function so that it can be re-used by the ETR driver.
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Reviewed-by: Leo Yan <leo.yan@linaro.org>
Link: https://lore.kernel.org/r/20190829202842.580-16-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwtracing/coresight/coresight-tmc.h')
| -rw-r--r-- | drivers/hwtracing/coresight/coresight-tmc.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/hwtracing/coresight/coresight-tmc.h b/drivers/hwtracing/coresight/coresight-tmc.h index 9dbcdf453e22..71de978575f3 100644 --- a/drivers/hwtracing/coresight/coresight-tmc.h +++ b/drivers/hwtracing/coresight/coresight-tmc.h @@ -255,6 +255,7 @@ void tmc_wait_for_tmcready(struct tmc_drvdata *drvdata); void tmc_flush_and_stop(struct tmc_drvdata *drvdata); void tmc_enable_hw(struct tmc_drvdata *drvdata); void tmc_disable_hw(struct tmc_drvdata *drvdata); +u32 tmc_get_memwidth_mask(struct tmc_drvdata *drvdata); /* ETB/ETF functions */ int tmc_read_prepare_etb(struct tmc_drvdata *drvdata); |