Bluetooth: Controller: Remove setting unused CONFIG_BT_CTLR_RX_BUFFERS

This configuration is unused, so setting it has no effect.
Removing it removes confusion.

Signed-off-by: Rubin Gerritsen <[email protected]>

Author: rugeGerritsen

applications/connectivity_bridge/prj.conf

@@ -99,7 +99,6 @@ CONFIG_BT_NUS=y
 CONFIG_BT_GATT_CLIENT=y
 CONFIG_BT_SMP=y
 CONFIG_BT_CTLR=y
-CONFIG_BT_CTLR_RX_BUFFERS=10
 CONFIG_BT_BUF_ACL_TX_COUNT=10
 CONFIG_BT_BUF_ACL_TX_SIZE=251
 CONFIG_BT_CTLR_DATA_LENGTH_MAX=251

doc/nrf/test_and_optimize/optimizing/memory.rst

@@ -62,7 +62,6 @@ Besides applying `General recommendations`_, you can also complete the following
   * :kconfig:option:`CONFIG_BT_BUF_EVT_RX_COUNT`
   * :kconfig:option:`CONFIG_BT_CONN_TX_MAX`
   * :kconfig:option:`CONFIG_BT_L2CAP_TX_BUF_COUNT`
-  * :kconfig:option:`CONFIG_BT_CTLR_RX_BUFFERS`
   * :kconfig:option:`CONFIG_BT_BUF_ACL_TX_COUNT`
   * :kconfig:option:`CONFIG_BT_BUF_ACL_TX_SIZE`
 

samples/bluetooth/peripheral_lbs/prj_minimal.conf

@@ -106,6 +106,5 @@ CONFIG_BT_BUF_EVT_RX_COUNT=2
 
 CONFIG_BT_CONN_TX_MAX=2
 CONFIG_BT_L2CAP_TX_BUF_COUNT=2
-CONFIG_BT_CTLR_RX_BUFFERS=1
 CONFIG_BT_BUF_ACL_TX_COUNT=3
 CONFIG_BT_BUF_ACL_TX_SIZE=27

samples/bluetooth/peripheral_uart/prj_minimal.conf

@@ -126,6 +126,5 @@ CONFIG_BT_BUF_EVT_RX_COUNT=2
 
 CONFIG_BT_CONN_TX_MAX=2
 CONFIG_BT_L2CAP_TX_BUF_COUNT=2
-CONFIG_BT_CTLR_RX_BUFFERS=1
 CONFIG_BT_BUF_ACL_TX_COUNT=3
 CONFIG_BT_BUF_ACL_TX_SIZE=27

samples/bluetooth/throughput/prj.conf

@@ -41,7 +41,6 @@ CONFIG_BT_BUF_ACL_TX_SIZE=502
 CONFIG_BT_CTLR_DATA_LENGTH_MAX=251
 CONFIG_BT_CTLR_PHY_2M=y
 CONFIG_BT_CTLR_PHY_CODED=y
-CONFIG_BT_CTLR_RX_BUFFERS=2
 CONFIG_BT_CTLR_SDC_MAX_CONN_EVENT_LEN_DEFAULT=4000000
 
 CONFIG_DK_LIBRARY=y