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-rw-r--r--host/include/uhd/rfnoc/constants.hpp2
-rw-r--r--host/lib/rfnoc/ctrl_iface.cpp7
2 files changed, 4 insertions, 5 deletions
diff --git a/host/include/uhd/rfnoc/constants.hpp b/host/include/uhd/rfnoc/constants.hpp
index 9d9295809..53a4a01d8 100644
--- a/host/include/uhd/rfnoc/constants.hpp
+++ b/host/include/uhd/rfnoc/constants.hpp
@@ -82,7 +82,7 @@ static const uint32_t AXIS_CONFIG_BUS =
static const uint32_t AXIS_CONFIG_BUS_TLAST =
AXI_WRAPPER_BASE + 2; // tdata with tvalid & tlast asserted
-static const size_t CMD_FIFO_SIZE = 128; // Lines == multiples of 8 bytes
+static const size_t CMD_FIFO_SIZE = 256; // Lines == multiples of 8 bytes
// Named settings registers
static const uhd::dict<std::string, uint32_t> DEFAULT_NAMED_SR =
diff --git a/host/lib/rfnoc/ctrl_iface.cpp b/host/lib/rfnoc/ctrl_iface.cpp
index 0b71aebbb..6204d81f4 100644
--- a/host/lib/rfnoc/ctrl_iface.cpp
+++ b/host/lib/rfnoc/ctrl_iface.cpp
@@ -25,7 +25,7 @@ using namespace uhd;
using namespace uhd::rfnoc;
using namespace uhd::transport;
-static const double ACK_TIMEOUT = 2.0; // supposed to be worst case practical timeout
+static const double ACK_TIMEOUT = 2.0; // supposed to be worst case practical timeout
static const double MASSIVE_TIMEOUT = 10.0; // for when we wait on a timed command
template <uhd::endianness_t _endianness> class ctrl_iface_impl : public ctrl_iface
@@ -35,9 +35,8 @@ public:
: _xports(xports)
, _name(name)
, _seq_out(0)
- , _max_outstanding_acks(std::min(
- uhd::rfnoc::CMD_FIFO_SIZE / 3, // Max command packet size is 3 lines
- _xports.recv->get_num_recv_frames()))
+ , _max_outstanding_acks(
+ uhd::rfnoc::CMD_FIFO_SIZE / 3) // Max command packet size is 3 lines
{
UHD_ASSERT_THROW(bool(_xports.send));
UHD_ASSERT_THROW(bool(_xports.recv));