ath6kl: unify rx function naming in htc.c
authorKalle Valo <kvalo@qca.qualcomm.com>
Tue, 6 Sep 2011 08:10:49 +0000 (11:10 +0300)
committerKalle Valo <kvalo@qca.qualcomm.com>
Tue, 6 Sep 2011 08:10:49 +0000 (11:10 +0300)
Similarly like with the tx path, unify naming in htc rx path. No functional
changes.

Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
drivers/net/wireless/ath/ath6kl/htc.c

index 46c6efb..9aa2e44 100644 (file)
@@ -861,8 +861,8 @@ void ath6kl_htc_indicate_activity_change(struct htc_target *target,
 
 /* HTC Rx */
 
-static inline void htc_update_rx_stats(struct htc_endpoint *endpoint,
-                                      int n_look_ahds)
+static inline void ath6kl_htc_rx_update_stats(struct htc_endpoint *endpoint,
+                                             int n_look_ahds)
 {
        endpoint->ep_st.rx_pkts++;
        if (n_look_ahds == 1)
@@ -909,8 +909,9 @@ static void reclaim_rx_ctrl_buf(struct htc_target *target,
        spin_unlock_bh(&target->htc_lock);
 }
 
-static int dev_rx_pkt(struct htc_target *target, struct htc_packet *packet,
-                     u32 rx_len)
+static int ath6kl_htc_rx_packet(struct htc_target *target,
+                               struct htc_packet *packet,
+                               u32 rx_len)
 {
        struct ath6kl_device *dev = target->dev;
        u32 padded_len;
@@ -944,9 +945,9 @@ static int dev_rx_pkt(struct htc_target *target, struct htc_packet *packet,
  * "hint" that there are more  single-packets to fetch
  * on this endpoint.
  */
-static void set_rxpkt_indication_flag(u32 lk_ahd,
-                                     struct htc_endpoint *endpoint,
-                                     struct htc_packet *packet)
+static void ath6kl_htc_rx_set_indicate(u32 lk_ahd,
+                                      struct htc_endpoint *endpoint,
+                                      struct htc_packet *packet)
 {
        struct htc_frame_hdr *htc_hdr = (struct htc_frame_hdr *)&lk_ahd;
 
@@ -957,7 +958,7 @@ static void set_rxpkt_indication_flag(u32 lk_ahd,
        }
 }
 
-static void chk_rx_water_mark(struct htc_endpoint *endpoint)
+static void ath6kl_htc_rx_chk_water_mark(struct htc_endpoint *endpoint)
 {
        struct htc_ep_callbacks ep_cb = endpoint->ep_cb;
 
@@ -974,8 +975,9 @@ static void chk_rx_water_mark(struct htc_endpoint *endpoint)
 }
 
 /* This function is called with rx_lock held */
-static int htc_setup_rxpkts(struct htc_target *target, struct htc_endpoint *ep,
-                           u32 *lk_ahds, struct list_head *queue, int n_msg)
+static int ath6kl_htc_rx_setup(struct htc_target *target,
+                              struct htc_endpoint *ep,
+                              u32 *lk_ahds, struct list_head *queue, int n_msg)
 {
        struct htc_packet *packet;
        /* FIXME: type of lk_ahds can't be right */
@@ -1075,10 +1077,10 @@ static int htc_setup_rxpkts(struct htc_target *target, struct htc_endpoint *ep,
        return status;
 }
 
-static int alloc_and_prep_rxpkts(struct htc_target *target,
-                                u32 lk_ahds[], int msg,
-                                struct htc_endpoint *endpoint,
-                                struct list_head *queue)
+static int ath6kl_htc_rx_alloc(struct htc_target *target,
+                              u32 lk_ahds[], int msg,
+                              struct htc_endpoint *endpoint,
+                              struct list_head *queue)
 {
        int status = 0;
        struct htc_packet *packet, *tmp_pkt;
@@ -1144,8 +1146,8 @@ static int alloc_and_prep_rxpkts(struct htc_target *target,
                        n_msg = 1;
 
                /* Setup packet buffers for each message */
-               status = htc_setup_rxpkts(target, endpoint, &lk_ahds[i], queue,
-                                         n_msg);
+               status = ath6kl_htc_rx_setup(target, endpoint, &lk_ahds[i],
+                                            queue, n_msg);
 
                /*
                 * This is due to unavailabilty of buffers to rx entire data.
@@ -1422,9 +1424,9 @@ static int htc_proc_trailer(struct htc_target *target,
        return status;
 }
 
-static int htc_proc_rxhdr(struct htc_target *target,
-                         struct htc_packet *packet,
-                         u32 *next_lkahds, int *n_lkahds)
+static int ath6kl_htc_rx_process_hdr(struct htc_target *target,
+                                    struct htc_packet *packet,
+                                    u32 *next_lkahds, int *n_lkahds)
 {
        int status = 0;
        u16 payload_len;
@@ -1476,8 +1478,8 @@ static int htc_proc_rxhdr(struct htc_target *target,
        }
 
        if (lk_ahd != packet->info.rx.exp_hdr) {
-               ath6kl_err("htc_proc_rxhdr, lk_ahd mismatch! (pPkt:0x%p flags:0x%X)\n",
-                          packet, packet->info.rx.rx_flags);
+               ath6kl_err("%s(): lk_ahd mismatch! (pPkt:0x%p flags:0x%X)\n",
+                          __func__, packet, packet->info.rx.rx_flags);
                ath6kl_dbg_dump(ATH6KL_DBG_RAW_BYTES, "Expected Message lk_ahd",
                                &packet->info.rx.exp_hdr, 4);
                ath6kl_dbg_dump(ATH6KL_DBG_RAW_BYTES, "Current Frame Header",
@@ -1489,8 +1491,8 @@ static int htc_proc_rxhdr(struct htc_target *target,
        if (htc_hdr->flags & HTC_FLG_RX_TRAILER) {
                if (htc_hdr->ctrl[0] < sizeof(struct htc_record_hdr) ||
                    htc_hdr->ctrl[0] > payload_len) {
-                       ath6kl_err("htc_proc_rxhdr, invalid hdr (payload len should be :%d, CB[0] is:%d)\n",
-                                  payload_len, htc_hdr->ctrl[0]);
+                       ath6kl_err("%s(): invalid hdr (payload len should be :%d, CB[0] is:%d)\n",
+                                  __func__, payload_len, htc_hdr->ctrl[0]);
                        status = -ENOMEM;
                        goto fail_rx;
                }
@@ -1529,8 +1531,8 @@ fail_rx:
        return status;
 }
 
-static void do_rx_completion(struct htc_endpoint *endpoint,
-                            struct htc_packet *packet)
+static void ath6kl_htc_rx_complete(struct htc_endpoint *endpoint,
+                                  struct htc_packet *packet)
 {
                ath6kl_dbg(ATH6KL_DBG_HTC_RECV,
                           "htc calling ep %d recv callback on packet 0x%p\n",
@@ -1538,10 +1540,10 @@ static void do_rx_completion(struct htc_endpoint *endpoint,
                endpoint->ep_cb.rx(endpoint->target, packet);
 }
 
-static int htc_issue_rxpkt_bundle(struct htc_target *target,
-                                 struct list_head *rxq,
-                                 struct list_head *sync_compq,
-                                 int *n_pkt_fetched, bool part_bundle)
+static int ath6kl_htc_rx_bundle(struct htc_target *target,
+                               struct list_head *rxq,
+                               struct list_head *sync_compq,
+                               int *n_pkt_fetched, bool part_bundle)
 {
        struct hif_scatter_req *scat_req;
        struct htc_packet *packet;
@@ -1563,15 +1565,15 @@ static int htc_issue_rxpkt_bundle(struct htc_target *target,
                 * This would only happen if the target ignored our max
                 * bundle limit.
                 */
-               ath6kl_warn("htc_issue_rxpkt_bundle : partial bundle detected num:%d , %d\n",
-                           get_queue_depth(rxq), n_scat_pkt);
+               ath6kl_warn("%s(): partial bundle detected num:%d , %d\n",
+                           __func__, get_queue_depth(rxq), n_scat_pkt);
        }
 
        len = 0;
 
        ath6kl_dbg(ATH6KL_DBG_HTC_RECV,
-               "htc_issue_rxpkt_bundle (numpackets: %d , actual : %d)\n",
-               get_queue_depth(rxq), n_scat_pkt);
+                  "%s(): (numpackets: %d , actual : %d)\n",
+                  __func__, get_queue_depth(rxq), n_scat_pkt);
 
        scat_req = hif_scatter_req_get(target->dev->ar);
 
@@ -1631,9 +1633,10 @@ fail_rx_pkt:
        return status;
 }
 
-static int htc_proc_fetched_rxpkts(struct htc_target *target,
-                                  struct list_head *comp_pktq, u32 lk_ahds[],
-                                  int *n_lk_ahd)
+static int ath6kl_htc_rx_process_packets(struct htc_target *target,
+                                        struct list_head *comp_pktq,
+                                        u32 lk_ahds[],
+                                        int *n_lk_ahd)
 {
        struct htc_packet *packet, *tmp_pkt;
        struct htc_endpoint *ep;
@@ -1644,7 +1647,8 @@ static int htc_proc_fetched_rxpkts(struct htc_target *target,
                ep = &target->endpoint[packet->endpoint];
 
                /* process header for each of the recv packet */
-               status = htc_proc_rxhdr(target, packet, lk_ahds, n_lk_ahd);
+               status = ath6kl_htc_rx_process_hdr(target, packet, lk_ahds,
+                                                  n_lk_ahd);
                if (status)
                        return status;
 
@@ -1654,8 +1658,8 @@ static int htc_proc_fetched_rxpkts(struct htc_target *target,
                         * based on the lookahead.
                         */
                        if (*n_lk_ahd > 0)
-                               set_rxpkt_indication_flag(lk_ahds[0],
-                                                         ep, packet);
+                               ath6kl_htc_rx_set_indicate(lk_ahds[0],
+                                                          ep, packet);
                } else
                        /*
                         * Packets in a bundle automatically have
@@ -1664,20 +1668,20 @@ static int htc_proc_fetched_rxpkts(struct htc_target *target,
                        packet->info.rx.indicat_flags |=
                                HTC_RX_FLAGS_INDICATE_MORE_PKTS;
 
-               htc_update_rx_stats(ep, *n_lk_ahd);
+               ath6kl_htc_rx_update_stats(ep, *n_lk_ahd);
 
                if (packet->info.rx.rx_flags & HTC_RX_PKT_PART_OF_BUNDLE)
                        ep->ep_st.rx_bundl += 1;
 
-               do_rx_completion(ep, packet);
+               ath6kl_htc_rx_complete(ep, packet);
        }
 
        return status;
 }
 
-static int htc_fetch_rxpkts(struct htc_target *target,
-                           struct list_head *rx_pktq,
-                           struct list_head *comp_pktq)
+static int ath6kl_htc_rx_fetch(struct htc_target *target,
+                              struct list_head *rx_pktq,
+                              struct list_head *comp_pktq)
 {
        int fetched_pkts;
        bool part_bundle = false;
@@ -1693,10 +1697,10 @@ static int htc_fetch_rxpkts(struct htc_target *target,
                         * bundle transfer and recv bundling is
                         * allowed.
                         */
-                       status = htc_issue_rxpkt_bundle(target, rx_pktq,
-                                                       comp_pktq,
-                                                       &fetched_pkts,
-                                                       part_bundle);
+                       status = ath6kl_htc_rx_bundle(target, rx_pktq,
+                                                     comp_pktq,
+                                                     &fetched_pkts,
+                                                     part_bundle);
                        if (status)
                                return status;
 
@@ -1725,7 +1729,8 @@ static int htc_fetch_rxpkts(struct htc_target *target,
                                        HTC_RX_PKT_IGNORE_LOOKAHEAD;
 
                        /* go fetch the packet */
-                       status = dev_rx_pkt(target, packet, packet->act_len);
+                       status = ath6kl_htc_rx_packet(target, packet,
+                                                     packet->act_len);
                        if (status)
                                return status;
 
@@ -1779,9 +1784,9 @@ int ath6kl_htc_rxmsg_pending_handler(struct htc_target *target,
                 * Try to allocate as many HTC RX packets indicated by the
                 * look_aheads.
                 */
-               status = alloc_and_prep_rxpkts(target, look_aheads,
-                                              num_look_ahead, endpoint,
-                                              &rx_pktq);
+               status = ath6kl_htc_rx_alloc(target, look_aheads,
+                                            num_look_ahead, endpoint,
+                                            &rx_pktq);
                if (status)
                        break;
 
@@ -1796,14 +1801,15 @@ int ath6kl_htc_rxmsg_pending_handler(struct htc_target *target,
 
                num_look_ahead = 0;
 
-               status = htc_fetch_rxpkts(target, &rx_pktq, &comp_pktq);
+               status = ath6kl_htc_rx_fetch(target, &rx_pktq, &comp_pktq);
 
                if (!status)
-                       chk_rx_water_mark(endpoint);
+                       ath6kl_htc_rx_chk_water_mark(endpoint);
 
                /* Process fetched packets */
-               status = htc_proc_fetched_rxpkts(target, &comp_pktq,
-                                                look_aheads, &num_look_ahead);
+               status = ath6kl_htc_rx_process_packets(target, &comp_pktq,
+                                                      look_aheads,
+                                                      &num_look_ahead);
 
                if (!num_look_ahead || status)
                        break;
@@ -1896,14 +1902,14 @@ static struct htc_packet *htc_wait_for_ctrl_msg(struct htc_target *target)
        packet->completion = NULL;
 
        /* get the message from the device, this will block */
-       if (dev_rx_pkt(target, packet, packet->act_len))
+       if (ath6kl_htc_rx_packet(target, packet, packet->act_len))
                goto fail_ctrl_rx;
 
        /* process receive header */
-       packet->status = htc_proc_rxhdr(target, packet, NULL, NULL);
+       packet->status = ath6kl_htc_rx_process_hdr(target, packet, NULL, NULL);
 
        if (packet->status) {
-               ath6kl_err("htc_wait_for_ctrl_msg, htc_proc_rxhdr failed (status = %d)\n",
+               ath6kl_err("htc_wait_for_ctrl_msg, ath6kl_htc_rx_process_hdr failed (status = %d)\n",
                           packet->status);
                goto fail_ctrl_rx;
        }
@@ -1950,7 +1956,7 @@ int ath6kl_htc_add_rxbuf_multiple(struct htc_target *target,
                list_for_each_entry_safe(packet, tmp_pkt, pkt_queue, list) {
                        packet->status = -ECANCELED;
                        list_del(&packet->list);
-                       do_rx_completion(endpoint, packet);
+                       ath6kl_htc_rx_complete(endpoint, packet);
                }
 
                return status;