diff options
| author | Jes Sorensen <Jes.Sorensen@redhat.com> | 2016-06-27 19:32:04 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2016-07-08 16:41:56 +0300 |
| commit | 04319ae2f60974fa218f16fdf7a8576d1db6d673 (patch) | |
| tree | 6371eed941aa3a1a349bbe6354f75842e8b8a4ca /drivers/net | |
| parent | 040b97be60567b819b97442d30533884bd266874 (diff) | |
| download | linux-04319ae2f60974fa218f16fdf7a8576d1db6d673.tar.xz | |
rtl8xxxu: Allocate larger RX skbs when aggregation is enabled
This adds support for allocating larger skbs for devices which
indicate they support it.
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 13 |
2 files changed, 11 insertions, 4 deletions
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h index e8158c053d77..f06e3aa92d71 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h @@ -1247,6 +1247,7 @@ struct rtl8xxxu_priv { u32 ep_tx_normal_queue:1; u32 ep_tx_low_queue:1; u32 has_xtalk:1; + u32 rx_buf_aggregation:1; u8 xtalk; unsigned int pipe_interrupt; unsigned int pipe_in; @@ -1330,6 +1331,7 @@ struct rtl8xxxu_fileops { void (*report_connect) (struct rtl8xxxu_priv *priv, u8 macid, bool connect); int writeN_block_size; + int rx_agg_buf_size; char tx_desc_size; char rx_desc_size; char has_s0s1; diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c index 8643bb3c1802..75149e49f333 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -64,8 +64,6 @@ module_param_named(ht40_2g, rtl8xxxu_ht40_2g, bool, 0600); MODULE_PARM_DESC(ht40_2g, "Enable HT40 support on the 2.4GHz band"); #define USB_VENDOR_ID_REALTEK 0x0bda -/* Minimum IEEE80211_MAX_FRAME_LEN */ -#define RTL_RX_BUFFER_SIZE IEEE80211_MAX_FRAME_LEN #define RTL8XXXU_RX_URBS 32 #define RTL8XXXU_RX_URB_PENDING_WATER 8 #define RTL8XXXU_TX_URBS 64 @@ -5271,12 +5269,19 @@ cleanup: static int rtl8xxxu_submit_rx_urb(struct rtl8xxxu_priv *priv, struct rtl8xxxu_rx_urb *rx_urb) { + struct rtl8xxxu_fileops *fops = priv->fops; struct sk_buff *skb; int skb_size; int ret, rx_desc_sz; - rx_desc_sz = priv->fops->rx_desc_size; - skb_size = rx_desc_sz + RTL_RX_BUFFER_SIZE; + rx_desc_sz = fops->rx_desc_size; + + if (priv->rx_buf_aggregation && fops->rx_agg_buf_size) + skb_size = fops->rx_agg_buf_size; + else + skb_size = IEEE80211_MAX_FRAME_LEN; + skb_size += rx_desc_sz; + skb = __netdev_alloc_skb(NULL, skb_size, GFP_KERNEL); if (!skb) return -ENOMEM; |