@@ -524,7 +524,6 @@ ark_config_device(struct rte_eth_dev *dev)
num_q = ark_api_num_queues(mpu);
ark->rx_queues = num_q;
for (i = 0; i < num_q; i++) {
- ark_mpu_reset(mpu);
mpu = RTE_PTR_ADD(mpu, ARK_MPU_QOFFSET);
}
@@ -536,7 +535,6 @@ ark_config_device(struct rte_eth_dev *dev)
num_q = ark_api_num_queues(mpu);
ark->tx_queues = num_q;
for (i = 0; i < num_q; i++) {
- ark_mpu_reset(mpu);
mpu = RTE_PTR_ADD(mpu, ARK_MPU_QOFFSET);
}
@@ -91,9 +91,6 @@ eth_ark_rx_hw_setup(struct rte_eth_dev *dev,
ark_udm_write_addr(queue->udm, phys_addr_prod_index);
- /* advance the valid pointer, but don't start until the queue starts */
- ark_mpu_reset_stats(queue->mpu);
-
/* The seed is the producer index for the HW */
ark_mpu_set_producer(queue->mpu, queue->seed_index);
dev->data->rx_queue_state[rx_queue_idx] = RTE_ETH_QUEUE_STATE_STOPPED;
@@ -589,7 +586,6 @@ eth_rx_queue_stats_reset(void *vqueue)
if (queue == 0)
return;
- ark_mpu_reset_stats(queue->mpu);
ark_udm_queue_stats_reset(queue->udm);
}
@@ -24,10 +24,10 @@ ark_mpu_verify(struct ark_mpu_t *mpu, uint32_t obj_size)
{
uint32_t version;
- version = mpu->id.vernum & 0x0000fF00;
- if ((mpu->id.idnum != 0x2055504d) ||
- (mpu->hw.obj_size != obj_size) ||
- (version != 0x00003100)) {
+ version = mpu->id.vernum;
+ if (mpu->id.idnum != ARK_MPU_MODID ||
+ version != ARK_MPU_MODVER ||
+ mpu->hw.obj_size != obj_size) {
ARK_PMD_LOG(ERR,
" MPU module not found as expected %08x"
" \"%c%c%c%c %c%c%c%c\"\n",
@@ -79,16 +79,9 @@ ark_mpu_reset(struct ark_mpu_t *mpu)
mpu->cfg.command = MPU_CMD_FORCE_RESET;
usleep(10);
}
- ark_mpu_reset_stats(mpu);
return mpu->cfg.command != MPU_CMD_IDLE;
}
-void
-ark_mpu_reset_stats(struct ark_mpu_t *mpu)
-{
- mpu->stats.pci_request = 1; /* reset stats */
-}
-
int
ark_mpu_configure(struct ark_mpu_t *mpu, rte_iova_t ring, uint32_t ring_size,
int is_tx)
@@ -118,12 +111,6 @@ ark_mpu_dump(struct ark_mpu_t *mpu, const char *code, uint16_t qid)
ARK_PMD_LOG(DEBUG, "MPU: %s Q: %3u sw_prod %u, hw_cons: %u\n",
code, qid,
mpu->cfg.sw_prod_index, mpu->cfg.hw_cons_index);
- ARK_PMD_LOG(DEBUG, "MPU: %s state: %d count %d, reserved %d"
- "\n",
- code,
- mpu->debug.state, mpu->debug.count,
- mpu->debug.reserved
- );
}
void
@@ -15,6 +15,8 @@
* there is minimal documentation.
*/
+#define ARK_MPU_MODID 0x2055504d
+#define ARK_MPU_MODVER 0x37313232
/*
* MPU hardware structures
* These are overlay structures to a memory mapped FPGA device. These
@@ -64,26 +66,6 @@ enum ARK_MPU_COMMAND {
MPU_COMMAND_LIMIT = 0xfFFFFFFF
};
-#define ARK_MPU_STATS 0x080
-struct ark_mpu_stats_t {
- volatile uint64_t pci_request;
- volatile uint64_t q_empty;
- volatile uint64_t q_q1;
- volatile uint64_t q_q2;
- volatile uint64_t q_q3;
- volatile uint64_t q_q4;
- volatile uint64_t q_full;
-};
-
-#define ARK_MPU_DEBUG 0x0C0
-struct ark_mpu_debug_t {
- volatile uint32_t state;
- uint32_t reserved;
- volatile uint32_t count;
- volatile uint32_t take;
- volatile uint32_t peek[4];
-};
-
/* Consolidated structure */
struct ark_mpu_t {
struct ark_mpu_id_t id;
@@ -93,12 +75,6 @@ struct ark_mpu_t {
uint8_t reserved1[(ARK_MPU_CFG - ARK_MPU_HW) -
sizeof(struct ark_mpu_hw_t)];
struct ark_mpu_cfg_t cfg;
- uint8_t reserved2[(ARK_MPU_STATS - ARK_MPU_CFG) -
- sizeof(struct ark_mpu_cfg_t)];
- struct ark_mpu_stats_t stats;
- uint8_t reserved3[(ARK_MPU_DEBUG - ARK_MPU_STATS) -
- sizeof(struct ark_mpu_stats_t)];
- struct ark_mpu_debug_t debug;
};
uint16_t ark_api_num_queues(struct ark_mpu_t *mpu);
@@ -113,7 +89,6 @@ int ark_mpu_configure(struct ark_mpu_t *mpu, rte_iova_t ring,
void ark_mpu_dump(struct ark_mpu_t *mpu, const char *msg, uint16_t idx);
void ark_mpu_dump_setup(struct ark_mpu_t *mpu, uint16_t qid);
-void ark_mpu_reset_stats(struct ark_mpu_t *mpu);
/* this action is in a performance critical path */
static inline void