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path: root/drivers/net/wireless/rtlwifi/pci.c
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Diffstat (limited to 'drivers/net/wireless/rtlwifi/pci.c')
-rw-r--r--drivers/net/wireless/rtlwifi/pci.c163
1 files changed, 49 insertions, 114 deletions
diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c
index 0fa36aa6701a..9cd7703c2a30 100644
--- a/drivers/net/wireless/rtlwifi/pci.c
+++ b/drivers/net/wireless/rtlwifi/pci.c
@@ -50,7 +50,7 @@ static void _rtl_pci_update_default_setting(struct ieee80211_hw *hw)
u8 pcibridge_vendor = pcipriv->ndis_adapter.pcibridge_vendor;
ppsc->reg_rfps_level = 0;
- ppsc->b_support_aspm = 0;
+ ppsc->support_aspm = 0;
/*Update PCI ASPM setting */
ppsc->const_amdpci_aspm = rtlpci->const_amdpci_aspm;
@@ -115,29 +115,29 @@ static void _rtl_pci_update_default_setting(struct ieee80211_hw *hw)
switch (rtlpci->const_support_pciaspm) {
case 0:{
/*Not support ASPM. */
- bool b_support_aspm = false;
- ppsc->b_support_aspm = b_support_aspm;
+ bool support_aspm = false;
+ ppsc->support_aspm = support_aspm;
break;
}
case 1:{
/*Support ASPM. */
- bool b_support_aspm = true;
- bool b_support_backdoor = true;
- ppsc->b_support_aspm = b_support_aspm;
+ bool support_aspm = true;
+ bool support_backdoor = true;
+ ppsc->support_aspm = support_aspm;
/*if(priv->oem_id == RT_CID_TOSHIBA &&
!priv->ndis_adapter.amd_l1_patch)
- b_support_backdoor = false; */
+ support_backdoor = false; */
- ppsc->b_support_backdoor = b_support_backdoor;
+ ppsc->support_backdoor = support_backdoor;
break;
}
case 2:
/*ASPM value set by chipset. */
if (pcibridge_vendor == PCI_BRIDGE_VENDOR_INTEL) {
- bool b_support_aspm = true;
- ppsc->b_support_aspm = b_support_aspm;
+ bool support_aspm = true;
+ ppsc->support_aspm = support_aspm;
}
break;
default:
@@ -476,9 +476,9 @@ static void _rtl_pci_tx_isr(struct ieee80211_hw *hw, int prio)
skb = __skb_dequeue(&ring->queue);
pci_unmap_single(rtlpci->pdev,
- le32_to_cpu(rtlpriv->cfg->ops->
+ rtlpriv->cfg->ops->
get_desc((u8 *) entry, true,
- HW_DESC_TXBUFF_ADDR)),
+ HW_DESC_TXBUFF_ADDR),
skb->len, PCI_DMA_TODEVICE);
RT_TRACE(rtlpriv, (COMP_INTR | COMP_SEND), DBG_TRACE,
@@ -557,7 +557,7 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw)
return;
} else {
struct ieee80211_hdr *hdr;
- u16 fc;
+ __le16 fc;
struct sk_buff *new_skb = NULL;
rtlpriv->cfg->ops->query_rx_desc(hw, &stats,
@@ -583,9 +583,9 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw)
*/
hdr = (struct ieee80211_hdr *)(skb->data);
- fc = le16_to_cpu(hdr->frame_control);
+ fc = hdr->frame_control;
- if (!stats.b_crc) {
+ if (!stats.crc) {
memcpy(IEEE80211_SKB_RXCB(skb), &rx_status,
sizeof(rx_status));
@@ -619,6 +619,13 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw)
struct sk_buff *uskb = NULL;
u8 *pdata;
uskb = dev_alloc_skb(skb->len + 128);
+ if (!uskb) {
+ RT_TRACE(rtlpriv,
+ (COMP_INTR | COMP_RECV),
+ DBG_EMERG,
+ ("can't alloc rx skb\n"));
+ goto done;
+ }
memcpy(IEEE80211_SKB_RXCB(uskb),
&rx_status,
sizeof(rx_status));
@@ -641,7 +648,7 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw)
new_skb = dev_alloc_skb(rtlpci->rxbuffersize);
if (unlikely(!new_skb)) {
RT_TRACE(rtlpriv, (COMP_INTR | COMP_RECV),
- DBG_DMESG,
+ DBG_EMERG,
("can't alloc skb for rx\n"));
goto done;
}
@@ -659,7 +666,7 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw)
}
done:
- bufferaddress = cpu_to_le32(*((dma_addr_t *) skb->cb));
+ bufferaddress = (u32)(*((dma_addr_t *) skb->cb));
tmp_one = 1;
rtlpriv->cfg->ops->set_desc((u8 *) pdesc, false,
HW_DESC_RXBUFF_ADDR,
@@ -683,75 +690,6 @@ done:
}
-void _rtl_pci_tx_interrupt(struct ieee80211_hw *hw)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
- int prio;
-
- for (prio = 0; prio < RTL_PCI_MAX_TX_QUEUE_COUNT; prio++) {
- struct rtl8192_tx_ring *ring = &rtlpci->tx_ring[prio];
-
- while (skb_queue_len(&ring->queue)) {
- struct rtl_tx_desc *entry = &ring->desc[ring->idx];
- struct sk_buff *skb;
- struct ieee80211_tx_info *info;
- u8 own;
-
- /*
- *beacon packet will only use the first
- *descriptor defautly, and the own may not
- *be cleared by the hardware, and
- *beacon will free in prepare beacon
- */
- if (prio == BEACON_QUEUE || prio == TXCMD_QUEUE ||
- prio == HCCA_QUEUE)
- break;
-
- own = (u8)rtlpriv->cfg->ops->get_desc((u8 *)entry,
- true,
- HW_DESC_OWN);
-
- if (own)
- break;
-
- skb = __skb_dequeue(&ring->queue);
- pci_unmap_single(rtlpci->pdev,
- le32_to_cpu(rtlpriv->cfg->ops->
- get_desc((u8 *) entry,
- true,
- HW_DESC_TXBUFF_ADDR)),
- skb->len, PCI_DMA_TODEVICE);
-
- ring->idx = (ring->idx + 1) % ring->entries;
-
- info = IEEE80211_SKB_CB(skb);
- ieee80211_tx_info_clear_status(info);
-
- info->flags |= IEEE80211_TX_STAT_ACK;
- /*info->status.rates[0].count = 1; */
-
- ieee80211_tx_status_irqsafe(hw, skb);
-
- if ((ring->entries - skb_queue_len(&ring->queue))
- == 2 && prio != BEACON_QUEUE) {
- RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
- ("more desc left, wake "
- "skb_queue@%d,ring->idx = %d,"
- "skb_queue_len = 0x%d\n",
- prio, ring->idx,
- skb_queue_len(&ring->queue)));
-
- ieee80211_wake_queue(hw,
- skb_get_queue_mapping
- (skb));
- }
-
- skb = NULL;
- }
- }
-}
-
static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id)
{
struct ieee80211_hw *hw = dev_id;
@@ -952,17 +890,17 @@ static void _rtl_pci_init_struct(struct ieee80211_hw *hw,
rtlhal->hw = hw;
rtlpci->pdev = pdev;
- ppsc->b_inactiveps = false;
- ppsc->b_leisure_ps = true;
- ppsc->b_fwctrl_lps = true;
- ppsc->b_reg_fwctrl_lps = 3;
+ ppsc->inactiveps = false;
+ ppsc->leisure_ps = true;
+ ppsc->fwctrl_lps = true;
+ ppsc->reg_fwctrl_lps = 3;
ppsc->reg_max_lps_awakeintvl = 5;
- if (ppsc->b_reg_fwctrl_lps == 1)
+ if (ppsc->reg_fwctrl_lps == 1)
ppsc->fwctrl_psmode = FW_PS_MIN_MODE;
- else if (ppsc->b_reg_fwctrl_lps == 2)
+ else if (ppsc->reg_fwctrl_lps == 2)
ppsc->fwctrl_psmode = FW_PS_MAX_MODE;
- else if (ppsc->b_reg_fwctrl_lps == 3)
+ else if (ppsc->reg_fwctrl_lps == 3)
ppsc->fwctrl_psmode = FW_PS_DTIM_MODE;
/*Tx/Rx related var */
@@ -1017,9 +955,8 @@ static int _rtl_pci_init_tx_ring(struct ieee80211_hw *hw,
("queue:%d, ring_addr:%p\n", prio, ring));
for (i = 0; i < entries; i++) {
- nextdescaddress = cpu_to_le32((u32) dma +
- ((i + 1) % entries) *
- sizeof(*ring));
+ nextdescaddress = (u32) dma + ((i + 1) % entries) *
+ sizeof(*ring);
rtlpriv->cfg->ops->set_desc((u8 *)&(ring[i]),
true, HW_DESC_TX_NEXTDESC_ADDR,
@@ -1066,9 +1003,9 @@ static int _rtl_pci_init_rx_ring(struct ieee80211_hw *hw)
struct sk_buff *skb =
dev_alloc_skb(rtlpci->rxbuffersize);
u32 bufferaddress;
- entry = &rtlpci->rx_ring[rx_queue_idx].desc[i];
if (!skb)
return 0;
+ entry = &rtlpci->rx_ring[rx_queue_idx].desc[i];
/*skb->dev = dev; */
@@ -1083,7 +1020,7 @@ static int _rtl_pci_init_rx_ring(struct ieee80211_hw *hw)
rtlpci->rxbuffersize,
PCI_DMA_FROMDEVICE);
- bufferaddress = cpu_to_le32(*((dma_addr_t *)skb->cb));
+ bufferaddress = (u32)(*((dma_addr_t *)skb->cb));
rtlpriv->cfg->ops->set_desc((u8 *)entry, false,
HW_DESC_RXBUFF_ADDR,
(u8 *)&bufferaddress);
@@ -1114,9 +1051,9 @@ static void _rtl_pci_free_tx_ring(struct ieee80211_hw *hw,
struct sk_buff *skb = __skb_dequeue(&ring->queue);
pci_unmap_single(rtlpci->pdev,
- le32_to_cpu(rtlpriv->cfg->
+ rtlpriv->cfg->
ops->get_desc((u8 *) entry, true,
- HW_DESC_TXBUFF_ADDR)),
+ HW_DESC_TXBUFF_ADDR),
skb->len, PCI_DMA_TODEVICE);
kfree_skb(skb);
ring->idx = (ring->idx + 1) % ring->entries;
@@ -1248,11 +1185,11 @@ int rtl_pci_reset_trx_ring(struct ieee80211_hw *hw)
__skb_dequeue(&ring->queue);
pci_unmap_single(rtlpci->pdev,
- le32_to_cpu(rtlpriv->cfg->ops->
+ rtlpriv->cfg->ops->
get_desc((u8 *)
entry,
true,
- HW_DESC_TXBUFF_ADDR)),
+ HW_DESC_TXBUFF_ADDR),
skb->len, PCI_DMA_TODEVICE);
kfree_skb(skb);
ring->idx = (ring->idx + 1) % ring->entries;
@@ -1266,7 +1203,7 @@ int rtl_pci_reset_trx_ring(struct ieee80211_hw *hw)
return 0;
}
-unsigned int _rtl_mac_to_hwqueue(u16 fc,
+static unsigned int _rtl_mac_to_hwqueue(__le16 fc,
unsigned int mac80211_queue_index)
{
unsigned int hw_queue_index;
@@ -1305,7 +1242,7 @@ out:
return hw_queue_index;
}
-int rtl_pci_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
+static int rtl_pci_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
@@ -1316,7 +1253,7 @@ int rtl_pci_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
unsigned int queue_index, hw_queue;
unsigned long flags;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data);
- u16 fc = le16_to_cpu(hdr->frame_control);
+ __le16 fc = hdr->frame_control;
u8 *pda_addr = hdr->addr1;
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
/*ssn */
@@ -1422,7 +1359,7 @@ int rtl_pci_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
return 0;
}
-void rtl_pci_deinit(struct ieee80211_hw *hw)
+static void rtl_pci_deinit(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
@@ -1437,7 +1374,7 @@ void rtl_pci_deinit(struct ieee80211_hw *hw)
}
-int rtl_pci_init(struct ieee80211_hw *hw, struct pci_dev *pdev)
+static int rtl_pci_init(struct ieee80211_hw *hw, struct pci_dev *pdev)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
int err;
@@ -1454,7 +1391,7 @@ int rtl_pci_init(struct ieee80211_hw *hw, struct pci_dev *pdev)
return 1;
}
-int rtl_pci_start(struct ieee80211_hw *hw)
+static int rtl_pci_start(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
@@ -1489,7 +1426,7 @@ int rtl_pci_start(struct ieee80211_hw *hw)
return 0;
}
-void rtl_pci_stop(struct ieee80211_hw *hw)
+static void rtl_pci_stop(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
@@ -1540,13 +1477,11 @@ static bool _rtl_pci_find_adapter(struct pci_dev *pdev,
struct pci_dev *bridge_pdev = pdev->bus->self;
u16 venderid;
u16 deviceid;
- u8 revisionid;
u16 irqline;
u8 tmp;
venderid = pdev->vendor;
deviceid = pdev->device;
- pci_read_config_byte(pdev, 0x8, &revisionid);
pci_read_config_word(pdev, 0x3C, &irqline);
if (deviceid == RTL_PCI_8192_DID ||
@@ -1557,7 +1492,7 @@ static bool _rtl_pci_find_adapter(struct pci_dev *pdev,
deviceid == RTL_PCI_8173_DID ||
deviceid == RTL_PCI_8172_DID ||
deviceid == RTL_PCI_8171_DID) {
- switch (revisionid) {
+ switch (pdev->revision) {
case RTL_PCI_REVISION_ID_8192PCIE:
RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
("8192 PCI-E is found - "
@@ -1831,7 +1766,7 @@ fail3:
ieee80211_free_hw(hw);
if (rtlpriv->io.pci_mem_start != 0)
- pci_iounmap(pdev, (void *)rtlpriv->io.pci_mem_start);
+ pci_iounmap(pdev, (void __iomem *)rtlpriv->io.pci_mem_start);
fail2:
pci_release_regions(pdev);
@@ -1881,7 +1816,7 @@ void rtl_pci_disconnect(struct pci_dev *pdev)
}
if (rtlpriv->io.pci_mem_start != 0) {
- pci_iounmap(pdev, (void *)rtlpriv->io.pci_mem_start);
+ pci_iounmap(pdev, (void __iomem *)rtlpriv->io.pci_mem_start);
pci_release_regions(pdev);
}