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| author | David S. Miller <davem@davemloft.net> | 2010-08-16 14:09:34 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-08-16 14:09:34 -0700 |
| commit | 300a103d1504134f8c4a7e831f995e917ea9b1e4 (patch) | |
| tree | 7f94d5fff513d132bd0b57a9e3bd96c4cc80d707 /arch/arm/kernel/etm.c | |
| parent | 0a492896ac07336c98f37ad7fab4a6387b6ada78 (diff) | |
| parent | da5cabf80e2433131bf0ed8993abc0f7ea618c73 (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/arm/kernel/etm.c')
| -rw-r--r-- | arch/arm/kernel/etm.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm/kernel/etm.c b/arch/arm/kernel/etm.c index 82775396630..56418f98cd0 100644 --- a/arch/arm/kernel/etm.c +++ b/arch/arm/kernel/etm.c @@ -543,7 +543,9 @@ static int __init etm_probe(struct amba_device *dev, struct amba_id *id) t->etm_portsz = 1; etm_unlock(t); - ret = etm_readl(t, CSCR_PRSR); + (void)etm_readl(t, ETMMR_PDSR); + /* dummy first read */ + (void)etm_readl(&tracer, ETMMR_OSSRR); t->ncmppairs = etm_readl(t, ETMR_CONFCODE) & 0xf; etm_writel(t, 0x440, ETMR_CTRL); |