diff options
author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-22 14:46:24 -0800 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-22 14:46:24 -0800 |
commit | bb27d4998a9e8767674e8eda225c82cc149e5bc8 (patch) | |
tree | dcabb8b8cc510003637323b30ed414b1a1ec86f6 /drivers/hwtracing/intel_th/sth.c | |
parent | 9676e84dfd641e3366a41f2c45ac5c55dbac820f (diff) | |
parent | 35bf7692e765c2275bf93fe573f7ca868ab73453 (diff) | |
download | linux-bb27d4998a9e8767674e8eda225c82cc149e5bc8.tar.bz2 |
Merge char-misc-next into staging-next
This resolves the merge issues and confusions people were having with
the goldfish drivers due to changes for them showing up in two different
trees.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwtracing/intel_th/sth.c')
-rw-r--r-- | drivers/hwtracing/intel_th/sth.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/hwtracing/intel_th/sth.c b/drivers/hwtracing/intel_th/sth.c index 56101c33e10f..e1aee61dd7b3 100644 --- a/drivers/hwtracing/intel_th/sth.c +++ b/drivers/hwtracing/intel_th/sth.c @@ -94,10 +94,13 @@ static ssize_t sth_stm_packet(struct stm_data *stm_data, unsigned int master, case STP_PACKET_TRIG: if (flags & STP_PACKET_TIMESTAMPED) reg += 4; - iowrite8(*payload, sth->base + reg); + writeb_relaxed(*payload, sth->base + reg); break; case STP_PACKET_MERR: + if (size > 4) + size = 4; + sth_iowrite(&out->MERR, payload, size); break; @@ -107,8 +110,8 @@ static ssize_t sth_stm_packet(struct stm_data *stm_data, unsigned int master, else outp = (u64 __iomem *)&out->FLAG; - size = 1; - sth_iowrite(outp, payload, size); + size = 0; + writeb_relaxed(0, outp); break; case STP_PACKET_USER: @@ -129,6 +132,8 @@ static ssize_t sth_stm_packet(struct stm_data *stm_data, unsigned int master, sth_iowrite(outp, payload, size); break; + default: + return -ENOTSUPP; } return size; |