From 50117605770c9ce94b8f395d7a774c6b029475dc Mon Sep 17 00:00:00 2001
From: Prameela Rani Garnepudi <prameela.j04cs@gmail.com>
Date: Wed, 28 Feb 2018 13:08:26 +0530
Subject: rsi: improve RX handling in SDIO interface
Currently, RX packets are handled in interrupt context in SDIO
interface. To improve the efficiency of processing RX packets,
RX thread and RX skb queues are introduced.
When the packet is read from device, driver prepares skb, add to
RX queue and trigger RX thread event. RX thread processes the
packets from RX queue.
Signed-off-by: Prameela Rani Garnepudi <prameela.j04cs@gmail.com>
Signed-off-by: Amitkumar Karwar <amit.karwar@redpinesignals.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
---
drivers/net/wireless/rsi/rsi_sdio.h | 8 ++++++++
1 file changed, 8 insertions(+)
(limited to 'drivers/net/wireless/rsi/rsi_sdio.h')
diff --git a/drivers/net/wireless/rsi/rsi_sdio.h b/drivers/net/wireless/rsi/rsi_sdio.h
index 49c549ba6682..ba649be284af 100644
--- a/drivers/net/wireless/rsi/rsi_sdio.h
+++ b/drivers/net/wireless/rsi/rsi_sdio.h
@@ -105,6 +105,11 @@ struct receive_info {
u32 buf_available_counter;
};
+struct rsi_sdio_rx_q {
+ u8 num_rx_pkts;
+ struct sk_buff_head head;
+};
+
struct rsi_91x_sdiodev {
struct sdio_func *pfunction;
struct task_struct *sdio_irq_task;
@@ -117,6 +122,8 @@ struct rsi_91x_sdiodev {
u16 tx_blk_size;
u8 write_fail;
bool buff_status_updated;
+ struct rsi_sdio_rx_q rx_q;
+ struct rsi_thread rx_thread;
};
void rsi_interrupt_handler(struct rsi_hw *adapter);
@@ -131,4 +138,5 @@ int rsi_sdio_master_access_msword(struct rsi_hw *adapter, u16 ms_word);
void rsi_sdio_ack_intr(struct rsi_hw *adapter, u8 int_bit);
int rsi_sdio_determine_event_timeout(struct rsi_hw *adapter);
int rsi_sdio_check_buffer_status(struct rsi_hw *adapter, u8 q_num);
+void rsi_sdio_rx_thread(struct rsi_common *common);
#endif
--
cgit