diff options
| author | Tomas Winkler | 2019-01-13 13:24:46 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2019-01-13 15:45:42 +0100 |
| commit | 82e59cbe5fdc0d521f9037861af21af6d5814afd (patch) | |
| tree | a6b22918676ec3f7329bb7859133991c28af3079 /drivers/misc/mei | |
| parent | binderfs: handle !CONFIG_IPC_NS builds (diff) | |
| download | kernel-qcow2-linux-82e59cbe5fdc0d521f9037861af21af6d5814afd.tar.gz kernel-qcow2-linux-82e59cbe5fdc0d521f9037861af21af6d5814afd.tar.xz kernel-qcow2-linux-82e59cbe5fdc0d521f9037861af21af6d5814afd.zip | |
mei: dma: silent the reject message
Not all FW versions support DMA on their first release,
hence it is normal behavior to receive a reject response
upon DMA setup request.
In order to prevent confusion, the DMA setup reject message
is printed only in debug level.
Cc: <stable@vger.kernel.org> #v5.0+
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/mei')
| -rw-r--r-- | drivers/misc/mei/hbm.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/misc/mei/hbm.c b/drivers/misc/mei/hbm.c index 78c26cebf5d4..8f7616557c97 100644 --- a/drivers/misc/mei/hbm.c +++ b/drivers/misc/mei/hbm.c @@ -1187,9 +1187,15 @@ int mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr) dma_setup_res = (struct hbm_dma_setup_response *)mei_msg; if (dma_setup_res->status) { - dev_info(dev->dev, "hbm: dma setup response: failure = %d %s\n", - dma_setup_res->status, - mei_hbm_status_str(dma_setup_res->status)); + u8 status = dma_setup_res->status; + + if (status == MEI_HBMS_NOT_ALLOWED) { + dev_dbg(dev->dev, "hbm: dma setup not allowed\n"); + } else { + dev_info(dev->dev, "hbm: dma setup response: failure = %d %s\n", + status, + mei_hbm_status_str(status)); + } dev->hbm_f_dr_supported = 0; mei_dmam_ring_free(dev); } |