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-rw-r--r--drivers/net/wireless/rtl818x/rtl8180/dev.c52
-rw-r--r--drivers/net/wireless/rtl818x/rtl8180/rtl8180.h23
2 files changed, 57 insertions, 18 deletions
diff --git a/drivers/net/wireless/rtl818x/rtl8180/dev.c b/drivers/net/wireless/rtl818x/rtl8180/dev.c
index 6b237ed15eed..867ec07da414 100644
--- a/drivers/net/wireless/rtl818x/rtl8180/dev.c
+++ b/drivers/net/wireless/rtl818x/rtl8180/dev.c
@@ -129,14 +129,30 @@ void rtl8180_write_phy(struct ieee80211_hw *dev, u8 addr, u32 data)
static void rtl8180_handle_rx(struct ieee80211_hw *dev)
{
struct rtl8180_priv *priv = dev->priv;
+ struct rtl818x_rx_cmd_desc *cmd_desc;
unsigned int count = 32;
u8 signal, agc, sq;
dma_addr_t mapping;
while (count--) {
- struct rtl8180_rx_desc *entry = &priv->rx_ring[priv->rx_idx];
+ void *entry = priv->rx_ring + priv->rx_idx * priv->rx_ring_sz;
struct sk_buff *skb = priv->rx_buf[priv->rx_idx];
- u32 flags = le32_to_cpu(entry->flags);
+ u32 flags, flags2;
+ u64 tsft;
+
+ if (priv->chip_family == RTL818X_CHIP_FAMILY_RTL8187SE) {
+ struct rtl8187se_rx_desc *desc = entry;
+
+ flags = le32_to_cpu(desc->flags);
+ flags2 = le32_to_cpu(desc->flags2);
+ tsft = le64_to_cpu(desc->tsft);
+ } else {
+ struct rtl8180_rx_desc *desc = entry;
+
+ flags = le32_to_cpu(desc->flags);
+ flags2 = le32_to_cpu(desc->flags2);
+ tsft = le64_to_cpu(desc->tsft);
+ }
if (flags & RTL818X_RX_DESC_FLAG_OWN)
return;
@@ -146,7 +162,6 @@ static void rtl8180_handle_rx(struct ieee80211_hw *dev)
RTL818X_RX_DESC_FLAG_RX_ERR)))
goto done;
else {
- u32 flags2 = le32_to_cpu(entry->flags2);
struct ieee80211_rx_status rx_status = {0};
struct sk_buff *new_skb = dev_alloc_skb(MAX_RX_SIZE);
@@ -178,14 +193,18 @@ static void rtl8180_handle_rx(struct ieee80211_hw *dev)
signal = 90 - clamp_t(u8, agc, 25, 90);
else
signal = 95 - clamp_t(u8, agc, 30, 95);
- } else {
+ } else if (priv->chip_family ==
+ RTL818X_CHIP_FAMILY_RTL8180) {
sq = flags2 & 0xff;
signal = priv->rf->calc_rssi(agc, sq);
+ } else {
+ /* TODO: rtl8187se rssi */
+ signal = 10;
}
rx_status.signal = signal;
rx_status.freq = dev->conf.chandef.chan->center_freq;
rx_status.band = dev->conf.chandef.chan->band;
- rx_status.mactime = le64_to_cpu(entry->tsft);
+ rx_status.mactime = tsft;
rx_status.flag |= RX_FLAG_MACTIME_START;
if (flags & RTL818X_RX_DESC_FLAG_CRC32_ERR)
rx_status.flag |= RX_FLAG_FAILED_FCS_CRC;
@@ -199,11 +218,13 @@ static void rtl8180_handle_rx(struct ieee80211_hw *dev)
}
done:
- entry->rx_buf = cpu_to_le32(*((dma_addr_t *)skb->cb));
- entry->flags = cpu_to_le32(RTL818X_RX_DESC_FLAG_OWN |
+ cmd_desc = entry;
+ cmd_desc->rx_buf = cpu_to_le32(*((dma_addr_t *)skb->cb));
+ cmd_desc->flags = cpu_to_le32(RTL818X_RX_DESC_FLAG_OWN |
MAX_RX_SIZE);
if (priv->rx_idx == 31)
- entry->flags |= cpu_to_le32(RTL818X_RX_DESC_FLAG_EOR);
+ cmd_desc->flags |=
+ cpu_to_le32(RTL818X_RX_DESC_FLAG_EOR);
priv->rx_idx = (priv->rx_idx + 1) % 32;
}
}
@@ -529,11 +550,16 @@ static int rtl8180_init_hw(struct ieee80211_hw *dev)
static int rtl8180_init_rx_ring(struct ieee80211_hw *dev)
{
struct rtl8180_priv *priv = dev->priv;
- struct rtl8180_rx_desc *entry;
+ struct rtl818x_rx_cmd_desc *entry;
int i;
+ if (priv->chip_family == RTL818X_CHIP_FAMILY_RTL8187SE)
+ priv->rx_ring_sz = sizeof(struct rtl8187se_rx_desc);
+ else
+ priv->rx_ring_sz = sizeof(struct rtl8180_rx_desc);
+
priv->rx_ring = pci_alloc_consistent(priv->pdev,
- sizeof(*priv->rx_ring) * 32,
+ priv->rx_ring_sz * 32,
&priv->rx_ring_dma);
if (!priv->rx_ring || (unsigned long)priv->rx_ring & 0xFF) {
@@ -541,13 +567,13 @@ static int rtl8180_init_rx_ring(struct ieee80211_hw *dev)
return -ENOMEM;
}
- memset(priv->rx_ring, 0, sizeof(*priv->rx_ring) * 32);
+ memset(priv->rx_ring, 0, priv->rx_ring_sz * 32);
priv->rx_idx = 0;
for (i = 0; i < 32; i++) {
struct sk_buff *skb = dev_alloc_skb(MAX_RX_SIZE);
dma_addr_t *mapping;
- entry = &priv->rx_ring[i];
+ entry = priv->rx_ring + priv->rx_ring_sz*i;
if (!skb) {
wiphy_err(dev->wiphy, "Cannot allocate RX skb\n");
return -ENOMEM;
@@ -587,7 +613,7 @@ static void rtl8180_free_rx_ring(struct ieee80211_hw *dev)
kfree_skb(skb);
}
- pci_free_consistent(priv->pdev, sizeof(*priv->rx_ring) * 32,
+ pci_free_consistent(priv->pdev, priv->rx_ring_sz * 32,
priv->rx_ring, priv->rx_ring_dma);
priv->rx_ring = NULL;
}
diff --git a/drivers/net/wireless/rtl818x/rtl8180/rtl8180.h b/drivers/net/wireless/rtl818x/rtl8180/rtl8180.h
index 47a084ccc555..d866cc6a845f 100644
--- a/drivers/net/wireless/rtl818x/rtl8180/rtl8180.h
+++ b/drivers/net/wireless/rtl818x/rtl8180/rtl8180.h
@@ -55,13 +55,25 @@ struct rtl8180_tx_desc {
__le16 frag_qsize;
} __packed;
+struct rtl818x_rx_cmd_desc {
+ __le32 flags;
+ u32 reserved;
+ __le32 rx_buf;
+} __packed;
+
struct rtl8180_rx_desc {
__le32 flags;
__le32 flags2;
- union {
- __le32 rx_buf;
- __le64 tsft;
- };
+ __le64 tsft;
+
+} __packed;
+
+struct rtl8187se_rx_desc {
+ __le32 flags;
+ __le64 tsft;
+ __le32 flags2;
+ __le32 flags3;
+ u32 reserved[3];
} __packed;
struct rtl8180_tx_ring {
@@ -88,7 +100,8 @@ struct rtl8180_priv {
/* rtl8180 driver specific */
spinlock_t lock;
- struct rtl8180_rx_desc *rx_ring;
+ void *rx_ring;
+ u8 rx_ring_sz;
dma_addr_t rx_ring_dma;
unsigned int rx_idx;
struct sk_buff *rx_buf[32];
generated by cgit v1.2.3 (git 2.39.0) at 2025-07-24 17:04:34 +0300