This patch adds pktlog support for 10.4 fw versions.
Signed-off-by: Vivek Natarajan <nataraja@xxxxxxxxxxxxxxxx>
---
v2: Move pktlog_completion_handler to htt_rx.c
drivers/net/wireless/ath/ath10k/htt.h | 2 ++
drivers/net/wireless/ath/ath10k/htt_rx.c | 12 ++++++++++++
drivers/net/wireless/ath/ath10k/hw.h | 10 ++++++++++
drivers/net/wireless/ath/ath10k/pci.c | 11 +++++++++++
4 files changed, 35 insertions(+)
diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h
index 2bad50e..74ccfb29 100644
--- a/drivers/net/wireless/ath/ath10k/htt.h
+++ b/drivers/net/wireless/ath/ath10k/htt.h
@@ -1598,5 +1598,7 @@ int ath10k_htt_tx_alloc_msdu_id(struct ath10k_htt *htt, struct sk_buff *skb);
void ath10k_htt_tx_free_msdu_id(struct ath10k_htt *htt, u16 msdu_id);
int ath10k_htt_mgmt_tx(struct ath10k_htt *htt, struct sk_buff *);
int ath10k_htt_tx(struct ath10k_htt *htt, struct sk_buff *);
+void ath10k_htt_rx_pktlog_completion_handler(struct ath10k *ar,
+ struct sk_buff *skb);
#endif
diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c
index 6060dda..d1dc1ba 100644
--- a/drivers/net/wireless/ath/ath10k/htt_rx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_rx.c
@@ -2127,6 +2127,18 @@ void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb)
}
EXPORT_SYMBOL(ath10k_htt_t2h_msg_handler);
+void ath10k_htt_rx_pktlog_completion_handler(struct ath10k *ar,
+ struct sk_buff *skb)
+{
+ struct ath10k_pktlog_10_4_hdr *hdr =
+ (struct ath10k_pktlog_10_4_hdr *)skb->data;
+
+ trace_ath10k_htt_pktlog(ar, hdr->payload,
+ sizeof(*hdr) + __le16_to_cpu(hdr->size));
+ dev_kfree_skb_any(skb);
+}
+EXPORT_SYMBOL(ath10k_htt_rx_pktlog_completion_handler);
+
static void ath10k_htt_txrx_compl_task(unsigned long ptr)
{
struct ath10k_htt *htt = (struct ath10k_htt *)ptr;
diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h
index 2d87737..2fd5dc1 100644
--- a/drivers/net/wireless/ath/ath10k/hw.h
+++ b/drivers/net/wireless/ath/ath10k/hw.h
@@ -261,6 +261,16 @@ struct ath10k_pktlog_hdr {
u8 payload[0];
} __packed;
+struct ath10k_pktlog_10_4_hdr {
+ __le16 flags;
+ __le16 missed_cnt;
+ __le16 log_type;
+ __le16 size;
+ __le32 timestamp;
+ __le32 type_specific_data;
+ u8 payload[0];
+} __packed;
+
enum ath10k_hw_rate_ofdm {
ATH10K_HW_RATE_OFDM_48M = 0,
ATH10K_HW_RATE_OFDM_24M,
diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
index 5c05b0c..5fed194 100644
--- a/drivers/net/wireless/ath/ath10k/pci.c
+++ b/drivers/net/wireless/ath/ath10k/pci.c
@@ -108,6 +108,7 @@ static void ath10k_pci_htc_tx_cb(struct ath10k_ce_pipe *ce_state);
static void ath10k_pci_htc_rx_cb(struct ath10k_ce_pipe *ce_state);
static void ath10k_pci_htt_tx_cb(struct ath10k_ce_pipe *ce_state);
static void ath10k_pci_htt_rx_cb(struct ath10k_ce_pipe *ce_state);
+static void ath10k_pci_pktlog_rx_cb(struct ath10k_ce_pipe *ce_state);
static const struct ce_attr host_ce_config_wlan[] = {
/* CE0: host->target HTC control and raw streams */
@@ -186,6 +187,7 @@ static const struct ce_attr host_ce_config_wlan[] = {
.src_nentries = 0,
.src_sz_max = 2048,
.dest_nentries = 128,
+ .recv_cb = ath10k_pci_pktlog_rx_cb,
},
/* CE9 target autonomous qcache memcpy */
@@ -1230,6 +1232,15 @@ static void ath10k_pci_htc_rx_cb(struct ath10k_ce_pipe *ce_state)
ath10k_pci_process_rx_cb(ce_state, ath10k_htc_rx_completion_handler);
}
+/* Called by lower (CE) layer when data is received from the Target.
+ * Only 10.4 firmware uses separate CE to transfer pktlog data.
+ */
+static void ath10k_pci_pktlog_rx_cb(struct ath10k_ce_pipe *ce_state)
+{
+ ath10k_pci_process_rx_cb(ce_state,
+ ath10k_htt_rx_pktlog_completion_handler);
+}
+
/* Called by lower (CE) layer when a send to HTT Target completes. */
static void ath10k_pci_htt_tx_cb(struct ath10k_ce_pipe *ce_state)
{
--
1.9.1
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