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From:   Brian Gix <brian.gix@intel.com>
To:     linux-bluetooth@vger.kernel.org
Cc:     luiz.dentz@gmail.com, brian.gix@intel.com, inga.stotland@intel.com
Subject: [PATCH BlueZ v4 1/2] mesh: Improve PB-ADV timing for reliability
Date:   Thu, 22 Sep 2022 15:31:01 -0700
Message-Id: <20220922223102.640173-2-brian.gix@intel.com>
In-Reply-To: <20220922223102.640173-1-brian.gix@intel.com>
References: <20220922223102.640173-1-brian.gix@intel.com>
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Because provisioning is not speed dependent, Timing on outbound PB-ADV
packets have been modified to be less likely missed by remote controlers
with looser timing capabilities.
---
 mesh/pb-adv.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/mesh/pb-adv.c b/mesh/pb-adv.c
index 83f922aa8..180b16258 100644
--- a/mesh/pb-adv.c
+++ b/mesh/pb-adv.c
@@ -23,6 +23,8 @@
 #include "mesh/provision.h"
 #include "mesh/pb-adv.h"
 
+#include "mesh/util.h"
+
 
 struct pb_adv_session {
 	mesh_prov_open_func_t open_cb;
@@ -158,7 +160,7 @@ static void send_adv_segs(struct pb_adv_session *session, const uint8_t *data,
 	l_debug("max_seg: %2.2x", max_seg);
 	l_debug("size: %2.2x, CRC: %2.2x", size, buf[9]);
 
-	pb_adv_send(session, MESH_IO_TX_COUNT_UNLIMITED, 200,
+	pb_adv_send(session, MESH_IO_TX_COUNT_UNLIMITED, 500,
 							buf, init_size + 10);
 
 	consumed = init_size;
@@ -174,7 +176,7 @@ static void send_adv_segs(struct pb_adv_session *session, const uint8_t *data,
 		buf[6] = (i << 2) | 0x02;
 		memcpy(buf + 7, data + consumed, seg_size);
 
-		pb_adv_send(session, MESH_IO_TX_COUNT_UNLIMITED, 200,
+		pb_adv_send(session, MESH_IO_TX_COUNT_UNLIMITED, 500,
 							buf, seg_size + 7);
 
 		consumed += seg_size;
@@ -270,7 +272,8 @@ static void send_ack(struct pb_adv_session *session, uint8_t trans_num)
 	ack.trans_num = trans_num;
 	ack.opcode = PB_ADV_ACK;
 
-	pb_adv_send(session, 1, 100, &ack, sizeof(ack));
+	pb_adv_send(session, MESH_IO_TX_COUNT_UNLIMITED, 500,
+							&ack, sizeof(ack));
 }
 
 static void send_close_ind(struct pb_adv_session *session, uint8_t reason)
-- 
2.37.3