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author | Alexander Usyskin <alexander.usyskin@intel.com> | 2022-12-12 23:49:33 +0200 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-01-20 13:06:35 +0100 |
commit | 4b8659e2c258e4fdac9ccdf06cc20c0677894ef9 (patch) | |
tree | ca504d45bec4f994008c49d804a9071097f5c32f | |
parent | 3e50b639628332f7d79e1ce97e354d065ca3e0e2 (diff) | |
download | linux-4b8659e2c258e4fdac9ccdf06cc20c0677894ef9.tar.gz linux-4b8659e2c258e4fdac9ccdf06cc20c0677894ef9.tar.bz2 linux-4b8659e2c258e4fdac9ccdf06cc20c0677894ef9.zip |
mei: bus-fixup:upon error print return values of send and receive
For easier debugging, upon error, print also return values
from __mei_cl_recv() and __mei_cl_send() functions.
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Link: https://lore.kernel.org/r/20221212214933.275434-1-tomas.winkler@intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | drivers/misc/mei/bus-fixup.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/misc/mei/bus-fixup.c b/drivers/misc/mei/bus-fixup.c index 6df7679d9739..92c0930cc742 100644 --- a/drivers/misc/mei/bus-fixup.c +++ b/drivers/misc/mei/bus-fixup.c @@ -151,7 +151,7 @@ static int mei_fwver(struct mei_cl_device *cldev) ret = __mei_cl_send(cldev->cl, (u8 *)&req, sizeof(req), 0, MEI_CL_IO_TX_BLOCKING); if (ret < 0) { - dev_err(&cldev->dev, "Could not send ReqFWVersion cmd\n"); + dev_err(&cldev->dev, "Could not send ReqFWVersion cmd ret = %d\n", ret); return ret; } @@ -163,7 +163,7 @@ static int mei_fwver(struct mei_cl_device *cldev) * Should be at least one version block, * error out if nothing found */ - dev_err(&cldev->dev, "Could not read FW version\n"); + dev_err(&cldev->dev, "Could not read FW version ret = %d\n", bytes_recv); return -EIO; } @@ -380,7 +380,7 @@ static int mei_nfc_if_version(struct mei_cl *cl, ret = __mei_cl_send(cl, (u8 *)&cmd, sizeof(cmd), 0, MEI_CL_IO_TX_BLOCKING); if (ret < 0) { - dev_err(bus->dev, "Could not send IF version cmd\n"); + dev_err(bus->dev, "Could not send IF version cmd ret = %d\n", ret); return ret; } @@ -395,7 +395,7 @@ static int mei_nfc_if_version(struct mei_cl *cl, bytes_recv = __mei_cl_recv(cl, (u8 *)reply, if_version_length, &vtag, 0, 0); if (bytes_recv < 0 || (size_t)bytes_recv < if_version_length) { - dev_err(bus->dev, "Could not read IF version\n"); + dev_err(bus->dev, "Could not read IF version ret = %d\n", bytes_recv); ret = -EIO; goto err; } |