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mei: bus-fixup:upon error print return values of send and receive 

[ Upstream commit 4b8659e2c2 ]

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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Alexander Usyskin 2022-12-12 23:49:33 +02:00 committed by Greg Kroah-Hartman
parent f57c2164d0
commit 947530c840
1 changed files with 4 additions and 4 deletions
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8
drivers/misc/mei/bus-fixup.c
View File

@ -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;
}
@ -376,7 +376,7 @@ 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;
}
@ -391,7 +391,7 @@ 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;
}