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path: root/drivers/net/wireless/ath/wil6210
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Diffstat (limited to 'drivers/net/wireless/ath/wil6210')
-rw-r--r--drivers/net/wireless/ath/wil6210/interrupt.c13
-rw-r--r--drivers/net/wireless/ath/wil6210/txrx.c8
-rw-r--r--drivers/net/wireless/ath/wil6210/wil6210.h1
3 files changed, 20 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/wil6210/interrupt.c b/drivers/net/wireless/ath/wil6210/interrupt.c
index 8205d3e4ab66..10919f95a83c 100644
--- a/drivers/net/wireless/ath/wil6210/interrupt.c
+++ b/drivers/net/wireless/ath/wil6210/interrupt.c
@@ -156,6 +156,19 @@ void wil6210_enable_irq(struct wil6210_priv *wil)
iowrite32(WIL_ICR_ICC_VALUE, wil->csr + HOSTADDR(RGF_DMA_EP_MISC_ICR) +
offsetof(struct RGF_ICR, ICC));
+ /* interrupt moderation parameters */
+ if (wil->wdev->iftype == NL80211_IFTYPE_MONITOR) {
+ /* disable interrupt moderation for monitor
+ * to get better timestamp precision
+ */
+ iowrite32(0, wil->csr + HOSTADDR(RGF_DMA_ITR_CNT_CRL));
+ } else {
+ iowrite32(WIL6210_ITR_TRSH,
+ wil->csr + HOSTADDR(RGF_DMA_ITR_CNT_TRSH));
+ iowrite32(BIT_DMA_ITR_CNT_CRL_EN,
+ wil->csr + HOSTADDR(RGF_DMA_ITR_CNT_CRL));
+ }
+
wil6210_unmask_irq_pseudo(wil);
wil6210_unmask_irq_tx(wil);
wil6210_unmask_irq_rx(wil);
diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c
index d505b2676a73..0b0975d88b43 100644
--- a/drivers/net/wireless/ath/wil6210/txrx.c
+++ b/drivers/net/wireless/ath/wil6210/txrx.c
@@ -21,6 +21,7 @@
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <net/ipv6.h>
+#include <linux/prefetch.h>
#include "wil6210.h"
#include "wmi.h"
@@ -377,6 +378,8 @@ static struct sk_buff *wil_vring_reap_rx(struct wil6210_priv *wil,
}
skb_trim(skb, dmalen);
+ prefetch(skb->data);
+
wil_hex_dump_txrx("Rx ", DUMP_PREFIX_OFFSET, 16, 1,
skb->data, skb_headlen(skb), false);
@@ -673,9 +676,12 @@ static int wil_tx_desc_offload_cksum_set(struct wil6210_priv *wil,
if (skb->ip_summed != CHECKSUM_PARTIAL)
return 0;
+ d->dma.b11 = ETH_HLEN; /* MAC header length */
+
switch (skb->protocol) {
case cpu_to_be16(ETH_P_IP):
protocol = ip_hdr(skb)->protocol;
+ d->dma.b11 |= BIT(DMA_CFG_DESC_TX_OFFLOAD_CFG_L3T_IPV4_POS);
break;
case cpu_to_be16(ETH_P_IPV6):
protocol = ipv6_hdr(skb)->nexthdr;
@@ -701,8 +707,6 @@ static int wil_tx_desc_offload_cksum_set(struct wil6210_priv *wil,
}
d->dma.ip_length = skb_network_header_len(skb);
- d->dma.b11 = ETH_HLEN; /* MAC header length */
- d->dma.b11 |= BIT(DMA_CFG_DESC_TX_OFFLOAD_CFG_L3T_IPV4_POS);
/* Enable TCP/UDP checksum */
d->dma.d0 |= BIT(DMA_CFG_DESC_TX_0_TCP_UDP_CHECKSUM_EN_POS);
/* Calculate pseudo-header */
diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h
index c4a51638736a..1f91eaf95bbe 100644
--- a/drivers/net/wireless/ath/wil6210/wil6210.h
+++ b/drivers/net/wireless/ath/wil6210/wil6210.h
@@ -39,6 +39,7 @@ static inline u32 WIL_GET_BITS(u32 x, int b0, int b1)
#define WIL6210_MAX_TX_RINGS (24) /* HW limit */
#define WIL6210_MAX_CID (8) /* HW limit */
#define WIL6210_NAPI_BUDGET (16) /* arbitrary */
+#define WIL6210_ITR_TRSH (10000) /* arbitrary - about 15 IRQs/msec */
/* Hardware definitions begin */