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wifi: mt76: mt7996: fix register mapping

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Bypass the entry when ofs is equal to dev->reg.map[i].size.
Without this patch, it would get incorrect register mapping when the CR
address is located at the boundary of an entry.

Fixes: 98686cd21624 ("wifi: mt76: mt7996: add driver for MediaTek Wi-Fi 7 (802.11be) devices")
Signed-off-by: Peter Chiu <[email protected]>
Signed-off-by: Shengyu Qu <[email protected]>
Link: https://patch.msgid.link/OSZPR01MB84344FEFF53004B5CF40BCC198132@OSZPR01MB8434.jpnprd01.prod.outlook.com
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Peter Chiu
2025-01-09 14:33:09 +01:00
committed by Felix Fietkau
parent 4c786fa52b
commit 849923df3d
1 changed files with 1 additions and 1 deletions
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mt7996/mmio.c
+1 -1
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@@ -177,7 +177,7 @@ static u32 __mt7996_reg_addr(struct mt7996_dev *dev, u32 addr)
continue;
ofs = addr - dev->reg.map[i].phys;
if (ofs > dev->reg.map[i].size)
if (ofs >= dev->reg.map[i].size)
continue;
return dev->reg.map[i].mapped + ofs;