firmware/layer1: emit TRAFFIC.ind even if B_BFI is set

Even if the DSP marks a traffic frame as bad (B_BFI), we still want
to deliver something to the upper layers, just like we do for FACCH.

Change-Id: I559793a3506089b1c1758ee7022cceb7753afb30
Related: OS#4396
---
M src/target/firmware/layer1/prim_tch.c
1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/src/target/firmware/layer1/prim_tch.c b/src/target/firmware/layer1/prim_tch.c
index fb7ebf4..c6fbddd 100644
--- a/src/target/firmware/layer1/prim_tch.c
+++ b/src/target/firmware/layer1/prim_tch.c
@@ -313,8 +313,6 @@
 			goto skip_rx_traffic;
 		if (~traffic_buf[0] & (1 << B_BLUD))
 			goto skip_rx_traffic;
-		if (~traffic_buf[0] & (1 << B_BFI))
-			goto skip_rx_traffic;
 
 		/* Allocate msgb */
 		/* FIXME: we actually want all allocation out of L1S! */
@@ -341,6 +339,8 @@
 		else
 			dl->num_biterr = num_biterr;
 
+		dl->fire_crc = ((traffic_buf[0] & 0xffff) & ((1 << B_FIRE1) | (1 << B_FIRE0))) >> B_FIRE0;
+
 		/* Update rx level for pm report */
 		pu_update_rx_level(dl->rx_level);
 

