From: Kalle Valo <kvalo@codeaurora.org> To: Wen Gong <wgong@codeaurora.org> Cc: ath10k@lists.infradead.org, linux-wireless@vger.kernel.org Subject: Re: [PATCH v6 3/3] ath10k: add workqueue for RX path of sdio Date: Thu, 31 Oct 2019 11:08:18 +0200 [thread overview] Message-ID: <8736f92sfx.fsf@kamboji.qca.qualcomm.com> (raw) In-Reply-To: <1569402639-31720-4-git-send-email-wgong@codeaurora.org> (Wen Gong's message of "Wed, 25 Sep 2019 17:10:39 +0800") Wen Gong <wgong@codeaurora.org> writes: > For RX, it has two parts, one is to read data from sdio, another > is to indicate the packets to upper stack. Recently it has only > one thread to do all RX things, it results that it is sequential > for RX and low throughout, change RX to parallel for the two parts > will increase throughout. > > This patch move the indication to a workqueue, it results in > significant performance improvement on RX path. > > Udp rx throughout is 200Mbps without this patch, and it arrives > 400Mbps with this patch. > > Tested with QCA6174 SDIO with firmware > WLAN.RMH.4.4.1-00017-QCARMSWPZ-1 > > Signed-off-by: Wen Gong <wgong@codeaurora.org> [...] > +static void ath10k_rx_indication_async_work(struct work_struct *work) > +{ > + struct ath10k_sdio *ar_sdio = container_of(work, struct ath10k_sdio, > + async_work_rx); > + struct ath10k *ar = ar_sdio->ar; > + struct ath10k_htc_ep *ep; > + struct ath10k_skb_cb *cb; > + struct sk_buff *skb; > + > + while (true) { > + skb = skb_dequeue(&ar_sdio->rx_head); > + if (!skb) > + break; > + cb = ATH10K_SKB_CB(skb); > + ep = &ar->htc.endpoint[cb->eid]; > + ep->ep_ops.ep_rx_complete(ar, skb); > + } > +} I just realised that this is RX path so we should use ATH10K_SKB_RXCB() instead. I made the change below to this commit in pending branch: https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git/commit/?h=pending&id=28da1fe7a3ffa5c55c52328c21165d9efdf2e94c diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index af68eb5d0776..c5407f5080b2 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -124,6 +124,7 @@ struct ath10k_skb_cb { struct ath10k_skb_rxcb { dma_addr_t paddr; struct hlist_node hlist; + u8 eid; }; static inline struct ath10k_skb_cb *ATH10K_SKB_CB(struct sk_buff *skb) diff --git a/drivers/net/wireless/ath/ath10k/sdio.c b/drivers/net/wireless/ath/ath10k/sdio.c index c34637881219..c7d09b07a382 100644 --- a/drivers/net/wireless/ath/ath10k/sdio.c +++ b/drivers/net/wireless/ath/ath10k/sdio.c @@ -419,7 +419,7 @@ static int ath10k_sdio_mbox_rx_process_packets(struct ath10k *ar, struct ath10k_htc *htc = &ar->htc; struct ath10k_sdio_rx_data *pkt; struct ath10k_htc_ep *ep; - struct ath10k_skb_cb *cb; + struct ath10k_skb_rxcb *cb; enum ath10k_htc_ep_id id; int ret, i, *n_lookahead_local; u32 *lookaheads_local; @@ -466,7 +466,7 @@ static int ath10k_sdio_mbox_rx_process_packets(struct ath10k *ar, goto out; if (!pkt->trailer_only) { - cb = ATH10K_SKB_CB(pkt->skb); + cb = ATH10K_SKB_RXCB(pkt->skb); cb->eid = id; skb_queue_tail(&ar_sdio->rx_head, pkt->skb); @@ -1333,14 +1333,14 @@ static void ath10k_rx_indication_async_work(struct work_struct *work) async_work_rx); struct ath10k *ar = ar_sdio->ar; struct ath10k_htc_ep *ep; - struct ath10k_skb_cb *cb; + struct ath10k_skb_rxcb *cb; struct sk_buff *skb; while (true) { skb = skb_dequeue(&ar_sdio->rx_head); if (!skb) break; - cb = ATH10K_SKB_CB(skb); + cb = ATH10K_SKB_RXCB(skb); ep = &ar->htc.endpoint[cb->eid]; ep->ep_ops.ep_rx_complete(ar, skb); } -- https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
WARNING: multiple messages have this Message-ID (diff)
From: Kalle Valo <kvalo@codeaurora.org> To: Wen Gong <wgong@codeaurora.org> Cc: linux-wireless@vger.kernel.org, ath10k@lists.infradead.org Subject: Re: [PATCH v6 3/3] ath10k: add workqueue for RX path of sdio Date: Thu, 31 Oct 2019 11:08:18 +0200 [thread overview] Message-ID: <8736f92sfx.fsf@kamboji.qca.qualcomm.com> (raw) In-Reply-To: <1569402639-31720-4-git-send-email-wgong@codeaurora.org> (Wen Gong's message of "Wed, 25 Sep 2019 17:10:39 +0800") Wen Gong <wgong@codeaurora.org> writes: > For RX, it has two parts, one is to read data from sdio, another > is to indicate the packets to upper stack. Recently it has only > one thread to do all RX things, it results that it is sequential > for RX and low throughout, change RX to parallel for the two parts > will increase throughout. > > This patch move the indication to a workqueue, it results in > significant performance improvement on RX path. > > Udp rx throughout is 200Mbps without this patch, and it arrives > 400Mbps with this patch. > > Tested with QCA6174 SDIO with firmware > WLAN.RMH.4.4.1-00017-QCARMSWPZ-1 > > Signed-off-by: Wen Gong <wgong@codeaurora.org> [...] > +static void ath10k_rx_indication_async_work(struct work_struct *work) > +{ > + struct ath10k_sdio *ar_sdio = container_of(work, struct ath10k_sdio, > + async_work_rx); > + struct ath10k *ar = ar_sdio->ar; > + struct ath10k_htc_ep *ep; > + struct ath10k_skb_cb *cb; > + struct sk_buff *skb; > + > + while (true) { > + skb = skb_dequeue(&ar_sdio->rx_head); > + if (!skb) > + break; > + cb = ATH10K_SKB_CB(skb); > + ep = &ar->htc.endpoint[cb->eid]; > + ep->ep_ops.ep_rx_complete(ar, skb); > + } > +} I just realised that this is RX path so we should use ATH10K_SKB_RXCB() instead. I made the change below to this commit in pending branch: https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git/commit/?h=pending&id=28da1fe7a3ffa5c55c52328c21165d9efdf2e94c diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index af68eb5d0776..c5407f5080b2 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -124,6 +124,7 @@ struct ath10k_skb_cb { struct ath10k_skb_rxcb { dma_addr_t paddr; struct hlist_node hlist; + u8 eid; }; static inline struct ath10k_skb_cb *ATH10K_SKB_CB(struct sk_buff *skb) diff --git a/drivers/net/wireless/ath/ath10k/sdio.c b/drivers/net/wireless/ath/ath10k/sdio.c index c34637881219..c7d09b07a382 100644 --- a/drivers/net/wireless/ath/ath10k/sdio.c +++ b/drivers/net/wireless/ath/ath10k/sdio.c @@ -419,7 +419,7 @@ static int ath10k_sdio_mbox_rx_process_packets(struct ath10k *ar, struct ath10k_htc *htc = &ar->htc; struct ath10k_sdio_rx_data *pkt; struct ath10k_htc_ep *ep; - struct ath10k_skb_cb *cb; + struct ath10k_skb_rxcb *cb; enum ath10k_htc_ep_id id; int ret, i, *n_lookahead_local; u32 *lookaheads_local; @@ -466,7 +466,7 @@ static int ath10k_sdio_mbox_rx_process_packets(struct ath10k *ar, goto out; if (!pkt->trailer_only) { - cb = ATH10K_SKB_CB(pkt->skb); + cb = ATH10K_SKB_RXCB(pkt->skb); cb->eid = id; skb_queue_tail(&ar_sdio->rx_head, pkt->skb); @@ -1333,14 +1333,14 @@ static void ath10k_rx_indication_async_work(struct work_struct *work) async_work_rx); struct ath10k *ar = ar_sdio->ar; struct ath10k_htc_ep *ep; - struct ath10k_skb_cb *cb; + struct ath10k_skb_rxcb *cb; struct sk_buff *skb; while (true) { skb = skb_dequeue(&ar_sdio->rx_head); if (!skb) break; - cb = ATH10K_SKB_CB(skb); + cb = ATH10K_SKB_RXCB(skb); ep = &ar->htc.endpoint[cb->eid]; ep->ep_ops.ep_rx_complete(ar, skb); } -- https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k
next prev parent reply other threads:[~2019-10-31 9:08 UTC|newest] Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-09-25 9:10 [PATCH v6 0/3] ath10k: improve throughout of RX of sdio Wen Gong 2019-09-25 9:10 ` Wen Gong 2019-09-25 9:10 ` [PATCH v6 1/3] ath10k: enable RX bundle receive for sdio Wen Gong 2019-09-25 9:10 ` Wen Gong 2019-10-24 8:29 ` Kalle Valo 2019-10-24 8:29 ` Kalle Valo 2019-11-25 11:49 ` Kalle Valo 2019-11-25 11:49 ` Kalle Valo 2019-09-25 9:10 ` [PATCH v6 2/3] ath10k: change max RX bundle size from 8 to 32 " Wen Gong 2019-09-25 9:10 ` Wen Gong 2019-10-24 9:25 ` Kalle Valo 2019-10-24 9:25 ` Kalle Valo 2019-10-24 9:40 ` Wen Gong 2019-10-24 9:40 ` Wen Gong 2019-10-24 10:14 ` Kalle Valo 2019-10-24 10:14 ` Kalle Valo 2019-10-24 9:30 ` Kalle Valo 2019-10-24 9:30 ` Kalle Valo 2019-10-24 9:47 ` Wen Gong 2019-10-24 9:47 ` Wen Gong 2019-10-24 10:05 ` Kalle Valo 2019-10-24 10:05 ` Kalle Valo 2019-10-24 10:48 ` Wen Gong 2019-10-24 10:48 ` Wen Gong 2019-10-31 9:09 ` Kalle Valo 2019-10-31 9:09 ` Kalle Valo 2019-11-01 7:41 ` Wen Gong 2019-11-01 7:41 ` Wen Gong 2019-09-25 9:10 ` [PATCH v6 3/3] ath10k: add workqueue for RX path of sdio Wen Gong 2019-09-25 9:10 ` Wen Gong 2019-10-24 8:14 ` Kalle Valo 2019-10-24 8:14 ` Kalle Valo 2019-10-31 9:08 ` Kalle Valo [this message] 2019-10-31 9:08 ` Kalle Valo 2019-11-01 7:42 ` Wen Gong 2019-11-01 7:42 ` Wen Gong 2019-11-11 10:47 ` Wen Gong 2019-11-11 10:47 ` Wen Gong 2019-11-11 12:23 ` Kalle Valo 2019-11-11 12:23 ` Kalle Valo 2019-11-13 3:37 ` Wen Gong 2019-11-13 3:37 ` Wen Gong 2019-11-22 10:02 ` Kalle Valo 2019-11-22 10:02 ` Kalle Valo
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