Adding HW specific parsing of error report for
negative scenarios. Not hit through unit test.
Signed-off-by: Nicolas Chautru <nicolas.chau...@intel.com>
---
drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c | 60 +++++++++++++++++++++-
1 file changed, 58 insertions(+), 2 deletions(-)
diff --git a/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c
b/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c
index b77e9c8..fdc4bad 100644
--- a/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c
+++ b/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c
@@ -519,6 +519,54 @@
return bitmap & bitmask;
}
+/* Print an error if a descriptor error has occurred.
+ * Return 0 on success, 1 on failure
+ */
+static inline int
+check_desc_error(uint32_t error_code) {
+ switch (error_code) {
+ case DESC_ERR_NO_ERR:
+ return 0;
+ case DESC_ERR_K_P_OUT_OF_RANGE:
+ rte_bbdev_log(ERR, "Encode block size K' is out of range");
+ break;
+ case DESC_ERR_Z_C_NOT_LEGAL:
+ rte_bbdev_log(ERR, "Zc is illegal");
+ break;
+ case DESC_ERR_DESC_OFFSET_ERR:
+ rte_bbdev_log(ERR,
+ "Queue offset does not meet the expectation in
the FPGA"
+ );
+ break;
+ case DESC_ERR_DESC_READ_FAIL:
+ rte_bbdev_log(ERR, "Unsuccessful completion for descriptor
read");
+ break;
+ case DESC_ERR_DESC_READ_TIMEOUT:
+ rte_bbdev_log(ERR, "Descriptor read time-out");
+ break;
+ case DESC_ERR_DESC_READ_TLP_POISONED:
+ rte_bbdev_log(ERR, "Descriptor read TLP poisoned");
+ break;
+ case DESC_ERR_CB_READ_FAIL:
+ rte_bbdev_log(ERR, "Unsuccessful completion for code block");
+ break;
+ case DESC_ERR_CB_READ_TIMEOUT:
+ rte_bbdev_log(ERR, "Code block read time-out");
+ break;
+ case DESC_ERR_CB_READ_TLP_POISONED:
+ rte_bbdev_log(ERR, "Code block read TLP poisoned");
+ break;
+ case DESC_ERR_HBSTORE_ERR:
+ rte_bbdev_log(ERR, "Hbstroe exceeds HARQ buffer size.");
+ break;
+ default:
+ rte_bbdev_log(ERR, "Descriptor error unknown error code %u",
+ error_code);
+ break;
+ }
+ return 1;
+}
+
/* Compute value of k0.
* Based on 3GPP 38.212 Table 5.4.2.1-2
* Starting position of different redundancy versions, k0
@@ -985,7 +1033,7 @@
uint16_t desc_offset)
{
union fpga_dma_desc *desc;
-
+ int desc_error;
/* Set current desc */
desc = q->ring_addr + ((q->head_free_desc + desc_offset)
& q->sw_ring_wrap_mask);
@@ -999,6 +1047,11 @@
rte_bbdev_log_debug("DMA response desc %p", desc);
+ *op = desc->enc_req.op_addr;
+ /* Check the descriptor error field, return 1 on error */
+ desc_error = check_desc_error(desc->enc_req.error);
+ (*op)->status = desc_error << RTE_BBDEV_DATA_ERROR;
+
return 1;
}
@@ -1008,7 +1061,7 @@
uint16_t desc_offset)
{
union fpga_dma_desc *desc;
-
+ int desc_error;
/* Set descriptor */
desc = q->ring_addr + ((q->head_free_desc + desc_offset)
& q->sw_ring_wrap_mask);
@@ -1035,6 +1088,9 @@
(*op)->status = 1 << RTE_BBDEV_CRC_ERROR;
/* et_pass = 0 when decoder fails */
(*op)->status |= !(desc->dec_req.et_pass) << RTE_BBDEV_SYNDROME_ERROR;
+ /* Check the descriptor error field, return 1 on error */
+ desc_error = check_desc_error(desc->dec_req.error);
+ (*op)->status |= desc_error << RTE_BBDEV_DATA_ERROR;
return 1;
}
--
1.8.3.1
