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wifi: mt76: Convert mt76_wed_rro_ind to LE

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Do not use bitmask in mt76_wed_rro_ind DMA descriptor in order to not
break endianness.
This patch is based on the following series:
https://lore.kernel.org/linux-wireless/[email protected]/T/#m8b488004d69036cd3672b9eeca8005a937ec0313

Fixes: 950d0abb5cd94 ("wifi: mt76: mt7996: add wed rx support")
Signed-off-by: Lorenzo Bianconi <[email protected]>
Link: https://patch.msgid.link/301d5f2982ddb729c876fb65f9ac2443ce3f5ff1.1757414621.git.lorenzo@kernel.org
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Lorenzo Bianconi
2025-09-09 15:08:35 +02:00
committed by Felix Fietkau
parent 76401f5e2e
commit 7b4b6c8445
3 changed files with 29 additions and 18 deletions
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dma.c
+7 -2
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@@ -194,6 +194,8 @@ mt76_dma_queue_magic_cnt_init(struct mt76_dev *dev, struct mt76_queue *q)
q->magic_cnt = 0;
if (mt76_queue_is_wed_rro_ind(q)) {
struct mt76_wed_rro_desc *rro_desc;
u32 data1 = FIELD_PREP(RRO_IND_DATA1_MAGIC_CNT_MASK,
MT_DMA_WED_IND_CMD_CNT - 1);
int i;
rro_desc = (struct mt76_wed_rro_desc *)q->desc;
@@ -201,7 +203,7 @@ mt76_dma_queue_magic_cnt_init(struct mt76_dev *dev, struct mt76_queue *q)
struct mt76_wed_rro_ind *cmd;
cmd = (struct mt76_wed_rro_ind *)&rro_desc[i];
cmd->magic_cnt = MT_DMA_WED_IND_CMD_CNT - 1;
cmd->data1 = cpu_to_le32(data1);
}
} else if (mt76_queue_is_wed_rro_rxdmad_c(q)) {
struct mt76_rro_rxdmad_c *dmad = (void *)q->desc;
@@ -582,12 +584,15 @@ mt76_dma_dequeue(struct mt76_dev *dev, struct mt76_queue *q, bool flush,
if (mt76_queue_is_wed_rro_ind(q)) {
struct mt76_wed_rro_ind *cmd;
u8 magic_cnt;
if (flush)
goto done;
cmd = q->entry[idx].buf;
if (cmd->magic_cnt != q->magic_cnt)
magic_cnt = FIELD_GET(RRO_IND_DATA1_MAGIC_CNT_MASK,
le32_to_cpu(cmd->data1));
if (magic_cnt != q->magic_cnt)
return NULL;
if (q->tail == q->ndesc - 1)