From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/mailbox/ti-msgmgr.c | 31 +++++++++++++------------------
1 files changed, 13 insertions(+), 18 deletions(-)
diff --git a/kernel/drivers/mailbox/ti-msgmgr.c b/kernel/drivers/mailbox/ti-msgmgr.c
index 01e9e46..535fe73 100644
--- a/kernel/drivers/mailbox/ti-msgmgr.c
+++ b/kernel/drivers/mailbox/ti-msgmgr.c
@@ -2,7 +2,7 @@
/*
* Texas Instruments' Message Manager Driver
*
- * Copyright (C) 2015-2017 Texas Instruments Incorporated - http://www.ti.com/
+ * Copyright (C) 2015-2017 Texas Instruments Incorporated - https://www.ti.com/
* Nishanth Menon
*/
@@ -385,14 +385,20 @@
/* Ensure all unused data is 0 */
data_trail &= 0xFFFFFFFF >> (8 * (sizeof(u32) - trail_bytes));
writel(data_trail, data_reg);
- data_reg++;
+ data_reg += sizeof(u32);
}
+
/*
* 'data_reg' indicates next register to write. If we did not already
* write on tx complete reg(last reg), we must do so for transmit
+ * In addition, we also need to make sure all intermediate data
+ * registers(if any required), are reset to 0 for TISCI backward
+ * compatibility to be maintained.
*/
- if (data_reg <= qinst->queue_buff_end)
- writel(0, qinst->queue_buff_end);
+ while (data_reg <= qinst->queue_buff_end) {
+ writel(0, data_reg);
+ data_reg += sizeof(u32);
+ }
return 0;
}
@@ -560,8 +566,8 @@
}
err:
- dev_err(inst->dev, "Queue ID %d, Proxy ID %d is wrong on %s\n",
- req_qid, req_pid, p->np->name);
+ dev_err(inst->dev, "Queue ID %d, Proxy ID %d is wrong on %pOFn\n",
+ req_qid, req_pid, p->np);
return ERR_PTR(-ENOENT);
}
@@ -817,26 +823,15 @@
mbox->of_xlate = ti_msgmgr_of_xlate;
platform_set_drvdata(pdev, inst);
- ret = mbox_controller_register(mbox);
+ ret = devm_mbox_controller_register(dev, mbox);
if (ret)
dev_err(dev, "Failed to register mbox_controller(%d)\n", ret);
return ret;
}
-static int ti_msgmgr_remove(struct platform_device *pdev)
-{
- struct ti_msgmgr_inst *inst;
-
- inst = platform_get_drvdata(pdev);
- mbox_controller_unregister(&inst->mbox);
-
- return 0;
-}
-
static struct platform_driver ti_msgmgr_driver = {
.probe = ti_msgmgr_probe,
- .remove = ti_msgmgr_remove,
.driver = {
.name = "ti-msgmgr",
.of_match_table = of_match_ptr(ti_msgmgr_of_match),
--
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