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accel/qaic: Retain bootlogs that overflow

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When a bootlog requires multiple MHI messages to transfer fully, the
messages prior to the final message may have MHI overflow status set.
Preserve these log messages in the accumulating bootlog. Do not treat
overflow as an error.

Signed-off-by: Zack McKevitt <zmckevit@qti.qualcomm.com>
Signed-off-by: Troy Hanson <thanson@qti.qualcomm.com>
Signed-off-by: Youssef Samir <youssef.abdulrahman@oss.qualcomm.com>
Reviewed-by: Jeff Hugo <jeff.hugo@oss.qualcomm.com>
Signed-off-by: Jeff Hugo <jeff.hugo@oss.qualcomm.com>
Link: https://patch.msgid.link/20251223170511.2277302-1-youssef.abdulrahman@oss.qualcomm.com
This commit is contained in:
Zack McKevitt
2025-12-23 18:05:11 +01:00
committed by Jeff Hugo
parent 92f210c019
commit dac97a6bd6
1 changed files with 2 additions and 1 deletions
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3
drivers/accel/qaic/qaic_debugfs.c
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@@ -263,8 +263,9 @@ static void qaic_bootlog_mhi_dl_xfer_cb(struct mhi_device *mhi_dev, struct mhi_r
{
struct qaic_device *qdev = dev_get_drvdata(&mhi_dev->dev);
struct bootlog_msg *msg = mhi_result->buf_addr;
int status = mhi_result->transaction_status;
if (mhi_result->transaction_status) {
if (status && status != -EOVERFLOW) {
devm_kfree(&qdev->pdev->dev, msg);
return;
}