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QE UEC: Extend number of supported UECs to 4

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This patch extends the number of supported UECs to 4. Note that the
problem of QE thread resources exhaustion is resolved by setting the
correct number of QE threads according to Ethernet type (GBE or FE).

Signed-off-by: David Saada <david.saada@ecitele.com>
Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
This commit is contained in:
David Saada 2008-01-15 10:40:24 +02:00 committed by Ben Warren
parent 5dd372a23d
commit 2465665b73
2 changed files with 45 additions and 1 deletions
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43
drivers/qe/uec.c
View file

@ -40,8 +40,13 @@ static uec_info_t eth1_uec_info = {
.tx_clock = CFG_UEC1_TX_CLK,
.eth_type = CFG_UEC1_ETH_TYPE,
},
#if (CFG_UEC1_ETH_TYPE == FAST_ETH)
.num_threads_tx = UEC_NUM_OF_THREADS_1,
.num_threads_rx = UEC_NUM_OF_THREADS_1,
#else
.num_threads_tx = UEC_NUM_OF_THREADS_4,
.num_threads_rx = UEC_NUM_OF_THREADS_4,
#endif
.riscTx = QE_RISC_ALLOCATION_RISC1_AND_RISC2,
.riscRx = QE_RISC_ALLOCATION_RISC1_AND_RISC2,
.tx_bd_ring_len = 16,
@ -58,8 +63,13 @@ static uec_info_t eth2_uec_info = {
.tx_clock = CFG_UEC2_TX_CLK,
.eth_type = CFG_UEC2_ETH_TYPE,
},
#if (CFG_UEC2_ETH_TYPE == FAST_ETH)
.num_threads_tx = UEC_NUM_OF_THREADS_1,
.num_threads_rx = UEC_NUM_OF_THREADS_1,
#else
.num_threads_tx = UEC_NUM_OF_THREADS_4,
.num_threads_rx = UEC_NUM_OF_THREADS_4,
#endif
.riscTx = QE_RISC_ALLOCATION_RISC1_AND_RISC2,
.riscRx = QE_RISC_ALLOCATION_RISC1_AND_RISC2,
.tx_bd_ring_len = 16,
@ -68,7 +78,6 @@ static uec_info_t eth2_uec_info = {
.enet_interface = CFG_UEC2_INTERFACE_MODE,
};
#endif
#ifdef CONFIG_UEC_ETH3
static uec_info_t eth3_uec_info = {
.uf_info = {
@ -77,8 +86,13 @@ static uec_info_t eth3_uec_info = {
.tx_clock = CFG_UEC3_TX_CLK,
.eth_type = CFG_UEC3_ETH_TYPE,
},
#if (CFG_UEC3_ETH_TYPE == FAST_ETH)
.num_threads_tx = UEC_NUM_OF_THREADS_1,
.num_threads_rx = UEC_NUM_OF_THREADS_1,
#else
.num_threads_tx = UEC_NUM_OF_THREADS_4,
.num_threads_rx = UEC_NUM_OF_THREADS_4,
#endif
.riscTx = QE_RISC_ALLOCATION_RISC1_AND_RISC2,
.riscRx = QE_RISC_ALLOCATION_RISC1_AND_RISC2,
.tx_bd_ring_len = 16,
@ -87,6 +101,29 @@ static uec_info_t eth3_uec_info = {
.enet_interface = CFG_UEC3_INTERFACE_MODE,
};
#endif
#ifdef CONFIG_UEC_ETH4
static uec_info_t eth4_uec_info = {
.uf_info = {
.ucc_num = CFG_UEC4_UCC_NUM,
.rx_clock = CFG_UEC4_RX_CLK,
.tx_clock = CFG_UEC4_TX_CLK,
.eth_type = CFG_UEC4_ETH_TYPE,
},
#if (CFG_UEC4_ETH_TYPE == FAST_ETH)
.num_threads_tx = UEC_NUM_OF_THREADS_1,
.num_threads_rx = UEC_NUM_OF_THREADS_1,
#else
.num_threads_tx = UEC_NUM_OF_THREADS_4,
.num_threads_rx = UEC_NUM_OF_THREADS_4,
#endif
.riscTx = QE_RISC_ALLOCATION_RISC1_AND_RISC2,
.riscRx = QE_RISC_ALLOCATION_RISC1_AND_RISC2,
.tx_bd_ring_len = 16,
.rx_bd_ring_len = 16,
.phy_address = CFG_UEC4_PHY_ADDR,
.enet_interface = CFG_UEC4_INTERFACE_MODE,
};
#endif
static int uec_mac_enable(uec_private_t *uec, comm_dir_e mode)
{
@ -1261,6 +1298,10 @@ int uec_initialize(int index)
} else if (index == 2) {
#ifdef CONFIG_UEC_ETH3
uec_info = &eth3_uec_info;
#endif
} else if (index == 3) {
#ifdef CONFIG_UEC_ETH4
uec_info = &eth4_uec_info;
#endif
} else {
printf("%s: index is illegal.\n", __FUNCTION__);

3
net/eth.c
View file

@ -217,6 +217,9 @@ int eth_initialize(bd_t *bis)
#if defined(CONFIG_UEC_ETH3)
uec_initialize(2);
#endif
#if defined(CONFIG_UEC_ETH4)
uec_initialize(3);
#endif
#if defined(FEC_ENET) || defined(CONFIG_ETHER_ON_FCC)
fec_initialize(bis);