diff options
Diffstat (limited to 'drivers/hwtracing')
-rw-r--r-- | drivers/hwtracing/coresight/coresight-etm4x-sysfs.c | 7 | ||||
-rw-r--r-- | drivers/hwtracing/coresight/coresight-etm4x.h | 5 |
2 files changed, 10 insertions, 2 deletions
diff --git a/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c b/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c index 3ae6f4432646..6ea8181816fc 100644 --- a/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c +++ b/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c @@ -1726,8 +1726,11 @@ static ssize_t res_ctrl_store(struct device *dev, /* For odd idx pair inversal bit is RES0 */ if (idx % 2 != 0) /* PAIRINV, bit[21] */ - val &= ~BIT(21); - config->res_ctrl[idx] = val & GENMASK(21, 0); + val &= ~TRCRSCTLRn_PAIRINV; + config->res_ctrl[idx] = val & (TRCRSCTLRn_PAIRINV | + TRCRSCTLRn_INV | + TRCRSCTLRn_GROUP_MASK | + TRCRSCTLRn_SELECT_MASK); spin_unlock(&drvdata->spinlock); return size; } diff --git a/drivers/hwtracing/coresight/coresight-etm4x.h b/drivers/hwtracing/coresight/coresight-etm4x.h index 15704982357f..33869c1d20c3 100644 --- a/drivers/hwtracing/coresight/coresight-etm4x.h +++ b/drivers/hwtracing/coresight/coresight-etm4x.h @@ -223,6 +223,11 @@ #define TRCBBCTLR_MODE BIT(8) #define TRCBBCTLR_RANGE_MASK GENMASK(7, 0) +#define TRCRSCTLRn_PAIRINV BIT(21) +#define TRCRSCTLRn_INV BIT(20) +#define TRCRSCTLRn_GROUP_MASK GENMASK(19, 16) +#define TRCRSCTLRn_SELECT_MASK GENMASK(15, 0) + /* * System instructions to access ETM registers. * See ETMv4.4 spec ARM IHI0064F section 4.3.6 System instructions |