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mt76: add len parameter to __mt76_mcu_msg_alloc signature

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Introduce len to __mt76_mcu_msg_alloc signature in order to add the
capability to specify two different value for allocation and copy length.

Signed-off-by: Lorenzo Bianconi <[email protected]>
This commit is contained in:
Lorenzo Bianconi
2022-07-11 13:38:17 +02:00
committed by Felix Fietkau
parent a2d61f4f40
commit 08ea730c11
3 changed files with 13 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files
mcu.c
+6 -4
View File
@@ -7,17 +7,19 @@
struct sk_buff *
__mt76_mcu_msg_alloc(struct mt76_dev *dev, const void *data,
int data_len, gfp_t gfp)
int len, int data_len, gfp_t gfp)
{
const struct mt76_mcu_ops *ops = dev->mcu_ops;
int length = ops->headroom + data_len + ops->tailroom;
struct sk_buff *skb;
skb = alloc_skb(length, gfp);
len = max_t(int, len, data_len);
len = ops->headroom + len + ops->tailroom;
skb = alloc_skb(len, gfp);
if (!skb)
return NULL;
memset(skb->head, 0, length);
memset(skb->head, 0, len);
skb_reserve(skb, ops->headroom);
if (data && data_len)
mt76.h
+2 -2
View File
@@ -1343,12 +1343,12 @@ int mt76s_rd_rp(struct mt76_dev *dev, u32 base,
struct sk_buff *
__mt76_mcu_msg_alloc(struct mt76_dev *dev, const void *data,
int data_len, gfp_t gfp);
int len, int data_len, gfp_t gfp);
static inline struct sk_buff *
mt76_mcu_msg_alloc(struct mt76_dev *dev, const void *data,
int data_len)
{
return __mt76_mcu_msg_alloc(dev, data, data_len, GFP_KERNEL);
return __mt76_mcu_msg_alloc(dev, data, data_len, data_len, GFP_KERNEL);
}
void mt76_mcu_rx_event(struct mt76_dev *dev, struct sk_buff *skb);
mt7921/main.c
+5 -6
View File
@@ -1453,15 +1453,14 @@ static void mt7921_ipv6_addr_change(struct ieee80211_hw *hw,
if (!idx)
return;
skb = __mt76_mcu_msg_alloc(&dev->mt76, NULL, sizeof(req_hdr) +
idx * sizeof(struct in6_addr), GFP_ATOMIC);
if (!skb)
return;
req_hdr.arpns.ips_num = idx;
req_hdr.arpns.len = cpu_to_le16(sizeof(struct mt76_connac_arpns_tlv)
+ idx * sizeof(struct in6_addr));
skb_put_data(skb, &req_hdr, sizeof(req_hdr));
skb = __mt76_mcu_msg_alloc(&dev->mt76, &req_hdr,
sizeof(req_hdr) + idx * sizeof(struct in6_addr),
sizeof(req_hdr), GFP_ATOMIC);
if (!skb)
return;
for (i = 0; i < idx; i++)
skb_put_data(skb, &ns_addrs[i].in6_u, sizeof(struct in6_addr));