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mei: bus-fixup: change pxp mode only if message was sent

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Move PXP mode state machine to SETUP mode only if
memory ready message sent successfully to the firmware.
Leave it in INIT mode otherwise to allow try to send message later.

Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Link: https://lore.kernel.org/r/20221116124735.2493847-3-alexander.usyskin@intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alexander Usyskin 2022-11-16 14:47:35 +02:00 committed by Greg Kroah-Hartman
parent 83f47eea74
commit 0ef77698b8
1 changed files with 4 additions and 3 deletions
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7
drivers/misc/mei/bus-fixup.c
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@ -266,12 +266,13 @@ static void mei_gsc_mkhi_fix_ver(struct mei_cl_device *cldev)
if (cldev->bus->pxp_mode == MEI_DEV_PXP_INIT) {
ret = mei_gfx_memory_ready(cldev);
if (ret < 0)
if (ret < 0) {
dev_err(&cldev->dev, "memory ready command failed %d\n", ret);
else
} else {
dev_dbg(&cldev->dev, "memory ready command sent\n");
cldev->bus->pxp_mode = MEI_DEV_PXP_SETUP;
}
/* we go to reset after that */
cldev->bus->pxp_mode = MEI_DEV_PXP_SETUP;
goto out;
}