/**
* xge_hal_stats_hw - Get HW device statistics.
* @devh: HAL device handle.
* @hw_info: Xframe statistic counters. See xge_hal_stats_hw_info_t.
* Returned by HAL.
*
* Get device and HAL statistics. The latter is part of the in-host statistics
* that HAL maintains for _that_ device.
*
* Returns: XGE_HAL_OK - success.
* XGE_HAL_INF_STATS_IS_NOT_READY - Statistics information is not
* currently available.
*
* See also: xge_hal_status_e{}.
*/
xge_hal_status_e
xge_hal_stats_hw(xge_hal_device_h devh, xge_hal_stats_hw_info_t **hw_info)
{
xge_hal_device_t *hldev = (xge_hal_device_t *)devh;
xge_assert(xge_hal_device_check_id(hldev) != XGE_HAL_CARD_TITAN)
if (!hldev->stats.is_initialized ||
!hldev->stats.is_enabled) {
*hw_info = NULL;
return XGE_HAL_INF_STATS_IS_NOT_READY;
}
#if defined(XGE_OS_DMA_REQUIRES_SYNC) && defined(XGE_HAL_DMA_STATS_STREAMING)
xge_os_dma_sync(hldev->pdev,
hldev->stats.hw_info_dmah,
hldev->stats.dma_addr,
0,
sizeof(xge_hal_stats_hw_info_t),
XGE_OS_DMA_DIR_FROMDEVICE);
#endif
/*
* update hw counters, taking into account
* the "reset" or "saved"
* values
*/
__hal_stats_update_latest(devh);
/*
* statistics HW bug fixups for Xena and Herc
*/
if (xge_hal_device_check_id(hldev) == XGE_HAL_CARD_XENA ||
xge_hal_device_check_id(hldev) == XGE_HAL_CARD_HERC) {
u64 mcst, bcst;
xge_hal_stats_hw_info_t *hwsta = &hldev->stats.hw_info_latest;
mcst = ((u64)hwsta->rmac_vld_mcst_frms_oflow << 32) |
hwsta->rmac_vld_mcst_frms;
bcst = ((u64)hwsta->rmac_vld_bcst_frms_oflow << 32) |
hwsta->rmac_vld_bcst_frms;
mcst -= bcst;
hwsta->rmac_vld_mcst_frms_oflow = (u32)(mcst >> 32);
hwsta->rmac_vld_mcst_frms = (u32)mcst;
}
void
__hal_fifo_close(xge_hal_channel_h channelh)
{
xge_hal_fifo_t *fifo = (xge_hal_fifo_t *)channelh;
xge_hal_device_t *hldev = (xge_hal_device_t *)fifo->channel.devh;
if (fifo->mempool) {
__hal_mempool_destroy(fifo->mempool);
}
__hal_channel_terminate(channelh);
#if defined(XGE_HAL_TX_MULTI_RESERVE)
xge_os_spin_lock_destroy(&fifo->channel.reserve_lock, hldev->pdev);
#elif defined(XGE_HAL_TX_MULTI_RESERVE_IRQ)
xge_os_spin_lock_destroy_irq(&fifo->channel.reserve_lock, hldev->pdev);
#endif
if (xge_hal_device_check_id(hldev) == XGE_HAL_CARD_HERC) {
#if defined(XGE_HAL_TX_MULTI_POST)
xge_os_spin_lock_destroy(&fifo->channel.post_lock, hldev->pdev);
#elif defined(XGE_HAL_TX_MULTI_POST_IRQ)
xge_os_spin_lock_destroy_irq(&fifo->channel.post_lock,
hldev->pdev);
#endif
}
}
/*
* __hal_stats_terminate
* @stats: xge_hal_stats_t structure that contains, in particular,
* Xframe hw stat counters.
* Terminate per-device statistics object.
*/
void
__hal_stats_terminate (xge_hal_stats_t *stats)
{
xge_hal_device_t *hldev;
xge_assert(stats->hw_info);
hldev = (xge_hal_device_t*)stats->devh;
xge_assert(hldev);
xge_assert(stats->is_initialized);
if (xge_hal_device_check_id(hldev) != XGE_HAL_CARD_TITAN) {
xge_os_dma_unmap(hldev->pdev,
stats->hw_info_dmah,
stats->dma_addr,
sizeof(xge_hal_stats_hw_info_t),
XGE_OS_DMA_DIR_FROMDEVICE);
xge_os_dma_free(hldev->pdev,
stats->hw_info,
sizeof(xge_hal_stats_hw_info_t),
&stats->hw_info_dma_acch,
&stats->hw_info_dmah);
} else {
xge_os_dma_unmap(hldev->pdev,
stats->hw_info_dmah,
stats->dma_addr,
sizeof(xge_hal_stats_pcim_info_t),
XGE_OS_DMA_DIR_FROMDEVICE);
xge_os_dma_free(hldev->pdev,
stats->pcim_info,
sizeof(xge_hal_stats_pcim_info_t),
&stats->hw_info_dma_acch,
&stats->hw_info_dmah);
xge_os_free(hldev->pdev, stats->pcim_info_saved,
sizeof(xge_hal_stats_pcim_info_t));
xge_os_free(hldev->pdev, stats->pcim_info_latest,
sizeof(xge_hal_stats_pcim_info_t));
}
stats->is_initialized = 0;
stats->is_enabled = 0;
}
static void
__hal_stats_save (xge_hal_stats_t *stats)
{
xge_hal_device_t *hldev = (xge_hal_device_t*)stats->devh;
if (xge_hal_device_check_id(hldev) != XGE_HAL_CARD_TITAN) {
xge_hal_stats_hw_info_t *latest;
(void) xge_hal_stats_hw(stats->devh, &latest);
xge_os_memcpy(&stats->hw_info_saved, stats->hw_info,
sizeof(xge_hal_stats_hw_info_t));
} else {
xge_hal_stats_pcim_info_t *latest;
(void) xge_hal_stats_pcim(stats->devh, &latest);
xge_os_memcpy(stats->pcim_info_saved, stats->pcim_info,
sizeof(xge_hal_stats_pcim_info_t));
}
}
void
__hal_ring_hw_initialize(xge_hal_device_h devh)
{
xge_hal_device_t *hldev = (xge_hal_device_t *)devh;
xge_hal_pci_bar0_t *bar0 = (xge_hal_pci_bar0_t *)(void *)hldev->bar0;
u64 val64;
int i, j;
/* Rx DMA intialization. */
val64 = 0;
for (i = 0; i < XGE_HAL_MAX_RING_NUM; i++) {
if (!hldev->config.ring.queue[i].configured)
continue;
val64 |= vBIT(hldev->config.ring.queue[i].priority,
(5 + (i * 8)), 3);
}
xge_os_pio_mem_write64(hldev->pdev, hldev->regh0, val64,
&bar0->rx_queue_priority);
xge_debug_ring(XGE_TRACE, "Rings priority configured to 0x%llx",
(unsigned long long)val64);
/* Configuring ring queues according to per-ring configuration */
val64 = 0;
for (i = 0; i < XGE_HAL_MAX_RING_NUM; i++) {
if (!hldev->config.ring.queue[i].configured)
continue;
val64 |= vBIT(hldev->config.ring.queue[i].dram_size_mb,(i*8),8);
}
xge_os_pio_mem_write64(hldev->pdev, hldev->regh0, val64,
&bar0->rx_queue_cfg);
xge_debug_ring(XGE_TRACE, "DRAM configured to 0x%llx",
(unsigned long long)val64);
/* Activate Rx steering */
val64 = xge_os_pio_mem_read64(hldev->pdev, hldev->regh0,
&bar0->rts_qos_steering);
for (j = 0; j < 8 /* QoS max */; j++) {
for (i = 0; i < XGE_HAL_MAX_RING_NUM; i++) {
if (!hldev->config.ring.queue[i].configured)
continue;
if (!hldev->config.ring.queue[i].rth_en)
val64 |= (BIT(i) >> (j*8));
}
}
xge_os_pio_mem_write64(hldev->pdev, hldev->regh0, val64,
&bar0->rts_qos_steering);
xge_debug_ring(XGE_TRACE, "QoS steering configured to 0x%llx",
(unsigned long long)val64);
/* Note: If a queue does not exist, it should be assigned a maximum
* length of zero. Otherwise, packet loss could occur.
* P. 4-4 User guide.
*
* All configured rings will be properly set at device open time
* by utilizing device_mtu_set() API call. */
for (i = 0; i < XGE_HAL_MAX_RING_NUM; i++) {
if (hldev->config.ring.queue[i].configured)
continue;
xge_os_pio_mem_write64(hldev->pdev, hldev->regh0, 0ULL,
&bar0->rts_frm_len_n[i]);
}
#ifdef XGE_HAL_HERC_EMULATION
val64 = xge_os_pio_mem_read64(hldev->pdev, hldev->regh0,
((u8 *)bar0 + 0x2e60)); /* mc_rldram_mrs_herc */
val64 |= 0x0000000000010000;
xge_os_pio_mem_write64(hldev->pdev, hldev->regh0, val64,
((u8 *)bar0 + 0x2e60));
val64 |= 0x003a000000000000;
xge_os_pio_mem_write64(hldev->pdev, hldev->regh0, val64,
((u8 *)bar0 + 0x2e40)); /* mc_rldram_ref_herc */
xge_os_mdelay(2000);
#endif
/* now enabling MC-RLDRAM after setting MC_QUEUE sizes */
val64 = xge_os_pio_mem_read64(hldev->pdev, hldev->regh0,
&bar0->mc_rldram_mrs);
val64 |= XGE_HAL_MC_RLDRAM_QUEUE_SIZE_ENABLE |
XGE_HAL_MC_RLDRAM_MRS_ENABLE;
__hal_pio_mem_write32_upper(hldev->pdev, hldev->regh0, (u32)(val64>>32),
&bar0->mc_rldram_mrs);
xge_os_wmb();
__hal_pio_mem_write32_lower(hldev->pdev, hldev->regh0, (u32)val64,
&bar0->mc_rldram_mrs);
/* RLDRAM initialization procedure require 500us to complete */
xge_os_mdelay(1);
/* Temporary fixes for Herc RLDRAM */
if (xge_hal_device_check_id(hldev) == XGE_HAL_CARD_HERC) {
val64 = XGE_HAL_MC_RLDRAM_SET_REF_PERIOD(0x0279);
xge_os_pio_mem_write64(hldev->pdev, hldev->regh0, val64,
&bar0->mc_rldram_ref_per_herc);
val64 = xge_os_pio_mem_read64(hldev->pdev, hldev->regh0,
&bar0->mc_rldram_mrs_herc);
xge_debug_ring(XGE_TRACE, "default mc_rldram_mrs_herc 0x%llx",
(unsigned long long)val64);
val64 = 0x0003570003010300ULL;
xge_os_pio_mem_write64(hldev->pdev, hldev->regh0, val64,
&bar0->mc_rldram_mrs_herc);
xge_os_mdelay(1);
}
xge_debug_ring(XGE_TRACE, "%s", "ring channels initialized");
}
void
__hal_ring_prc_enable(xge_hal_channel_h channelh)
{
xge_hal_ring_t *ring = (xge_hal_ring_t *)channelh;
xge_hal_device_t *hldev = (xge_hal_device_t *)ring->channel.devh;
xge_hal_pci_bar0_t *bar0;
u64 val64;
void *first_block;
int block_num;
xge_hal_ring_queue_t *queue;
pci_dma_h dma_handle;
xge_assert(ring);
xge_assert(ring->channel.pdev);
bar0 = (xge_hal_pci_bar0_t *) (void *)
((xge_hal_device_t *)ring->channel.devh)->bar0;
queue = &ring->config->queue[ring->channel.post_qid];
xge_assert(queue->buffer_mode == 1 ||
queue->buffer_mode == 3 ||
queue->buffer_mode == 5);
/* last block in fact becomes first. This is just the way it
* is filled up and linked by item_alloc() */
block_num = queue->initial;
first_block = __hal_mempool_item(ring->mempool, block_num - 1);
val64 = __hal_ring_item_dma_addr(ring->mempool,
first_block, &dma_handle);
xge_os_pio_mem_write64(ring->channel.pdev, ring->channel.regh0,
val64, &bar0->prc_rxd0_n[ring->channel.post_qid]);
xge_debug_ring(XGE_TRACE, "ring%d PRC DMA addr 0x%llx initialized",
ring->channel.post_qid, (unsigned long long)val64);
val64 = xge_os_pio_mem_read64(ring->channel.pdev,
ring->channel.regh0, &bar0->prc_ctrl_n[ring->channel.post_qid]);
if (xge_hal_device_check_id(hldev) == XGE_HAL_CARD_HERC &&
!queue->rth_en) {
val64 |= XGE_HAL_PRC_CTRL_RTH_DISABLE;
}
val64 |= XGE_HAL_PRC_CTRL_RC_ENABLED;
val64 |= vBIT((queue->buffer_mode >> 1),14,2);/* 1,3 or 5 => 0,1 or 2 */
val64 &= ~XGE_HAL_PRC_CTRL_RXD_BACKOFF_INTERVAL(0xFFFFFF);
val64 |= XGE_HAL_PRC_CTRL_RXD_BACKOFF_INTERVAL(
(hldev->config.pci_freq_mherz * queue->backoff_interval_us));
/* Beware: no snoop by the bridge if (no_snoop_bits) */
val64 |= XGE_HAL_PRC_CTRL_NO_SNOOP(queue->no_snoop_bits);
/* Herc: always use group_reads */
if (xge_hal_device_check_id(hldev) == XGE_HAL_CARD_HERC)
val64 |= XGE_HAL_PRC_CTRL_GROUP_READS;
xge_os_pio_mem_write64(ring->channel.pdev, ring->channel.regh0,
val64, &bar0->prc_ctrl_n[ring->channel.post_qid]);
/* Configure Receive Protocol Assist */
val64 = xge_os_pio_mem_read64(ring->channel.pdev,
ring->channel.regh0, &bar0->rx_pa_cfg);
val64 |= XGE_HAL_RX_PA_CFG_SCATTER_MODE(ring->config->scatter_mode);
val64 |= (XGE_HAL_RX_PA_CFG_IGNORE_SNAP_OUI | XGE_HAL_RX_PA_CFG_IGNORE_LLC_CTRL);
/* Clean STRIP_VLAN_TAG bit and set as config from upper layer */
val64 &= ~XGE_HAL_RX_PA_CFG_STRIP_VLAN_TAG_MODE(1);
val64 |= XGE_HAL_RX_PA_CFG_STRIP_VLAN_TAG_MODE(ring->config->strip_vlan_tag);
xge_os_pio_mem_write64(ring->channel.pdev, ring->channel.regh0,
val64, &bar0->rx_pa_cfg);
xge_debug_ring(XGE_TRACE, "ring%d enabled in buffer_mode %d",
ring->channel.post_qid, queue->buffer_mode);
}
/*
* __hal_stats_update_latest - Update hw stats counters, based on the real
* hardware maintained counters and the stored "reset" values.
*/
static void
__hal_stats_update_latest(xge_hal_device_h devh)
{
xge_hal_device_t *hldev = (xge_hal_device_t *)devh;
#define set_latest_stat_cnt(_dev, _p) \
hldev->stats.hw_info_latest._p = \
((hldev->stats.hw_info->_p >= hldev->stats.hw_info_saved._p) ? \
hldev->stats.hw_info->_p - hldev->stats.hw_info_saved._p : \
((-1) - hldev->stats.hw_info_saved._p) + hldev->stats.hw_info->_p)
if (xge_hal_device_check_id(hldev) == XGE_HAL_CARD_TITAN) {
__hal_stats_pcim_update_latest(devh);
return;
}
/* Tx MAC statistics counters. */
set_latest_stat_cnt(hldev, tmac_frms);
set_latest_stat_cnt(hldev, tmac_data_octets);
set_latest_stat_cnt(hldev, tmac_drop_frms);
set_latest_stat_cnt(hldev, tmac_mcst_frms);
set_latest_stat_cnt(hldev, tmac_bcst_frms);
set_latest_stat_cnt(hldev, tmac_pause_ctrl_frms);
set_latest_stat_cnt(hldev, tmac_ttl_octets);
set_latest_stat_cnt(hldev, tmac_ucst_frms);
set_latest_stat_cnt(hldev, tmac_nucst_frms);
set_latest_stat_cnt(hldev, tmac_any_err_frms);
set_latest_stat_cnt(hldev, tmac_ttl_less_fb_octets);
set_latest_stat_cnt(hldev, tmac_vld_ip_octets);
set_latest_stat_cnt(hldev, tmac_vld_ip);
set_latest_stat_cnt(hldev, tmac_drop_ip);
set_latest_stat_cnt(hldev, tmac_icmp);
set_latest_stat_cnt(hldev, tmac_rst_tcp);
set_latest_stat_cnt(hldev, tmac_tcp);
set_latest_stat_cnt(hldev, tmac_udp);
set_latest_stat_cnt(hldev, reserved_0);
/* Rx MAC Statistics counters. */
set_latest_stat_cnt(hldev, rmac_vld_frms);
set_latest_stat_cnt(hldev, rmac_data_octets);
set_latest_stat_cnt(hldev, rmac_fcs_err_frms);
set_latest_stat_cnt(hldev, rmac_drop_frms);
set_latest_stat_cnt(hldev, rmac_vld_mcst_frms);
set_latest_stat_cnt(hldev, rmac_vld_bcst_frms);
set_latest_stat_cnt(hldev, rmac_in_rng_len_err_frms);
set_latest_stat_cnt(hldev, rmac_out_rng_len_err_frms);
set_latest_stat_cnt(hldev, rmac_long_frms);
set_latest_stat_cnt(hldev, rmac_pause_ctrl_frms);
set_latest_stat_cnt(hldev, rmac_unsup_ctrl_frms);
set_latest_stat_cnt(hldev, rmac_ttl_octets);
set_latest_stat_cnt(hldev, rmac_accepted_ucst_frms);
set_latest_stat_cnt(hldev, rmac_accepted_nucst_frms);
set_latest_stat_cnt(hldev, rmac_discarded_frms);
set_latest_stat_cnt(hldev, rmac_drop_events);
set_latest_stat_cnt(hldev, reserved_1);
set_latest_stat_cnt(hldev, rmac_ttl_less_fb_octets);
set_latest_stat_cnt(hldev, rmac_ttl_frms);
set_latest_stat_cnt(hldev, reserved_2);
set_latest_stat_cnt(hldev, reserved_3);
set_latest_stat_cnt(hldev, rmac_usized_frms);
set_latest_stat_cnt(hldev, rmac_osized_frms);
set_latest_stat_cnt(hldev, rmac_frag_frms);
set_latest_stat_cnt(hldev, rmac_jabber_frms);
set_latest_stat_cnt(hldev, reserved_4);
set_latest_stat_cnt(hldev, rmac_ttl_64_frms);
set_latest_stat_cnt(hldev, rmac_ttl_65_127_frms);
set_latest_stat_cnt(hldev, reserved_5);
set_latest_stat_cnt(hldev, rmac_ttl_128_255_frms);
set_latest_stat_cnt(hldev, rmac_ttl_256_511_frms);
set_latest_stat_cnt(hldev, reserved_6);
set_latest_stat_cnt(hldev, rmac_ttl_512_1023_frms);
set_latest_stat_cnt(hldev, rmac_ttl_1024_1518_frms);
set_latest_stat_cnt(hldev, reserved_7);
set_latest_stat_cnt(hldev, rmac_ip);
set_latest_stat_cnt(hldev, rmac_ip_octets);
set_latest_stat_cnt(hldev, rmac_hdr_err_ip);
set_latest_stat_cnt(hldev, rmac_drop_ip);
set_latest_stat_cnt(hldev, rmac_icmp);
set_latest_stat_cnt(hldev, reserved_8);
set_latest_stat_cnt(hldev, rmac_tcp);
set_latest_stat_cnt(hldev, rmac_udp);
set_latest_stat_cnt(hldev, rmac_err_drp_udp);
set_latest_stat_cnt(hldev, rmac_xgmii_err_sym);
set_latest_stat_cnt(hldev, rmac_frms_q0);
set_latest_stat_cnt(hldev, rmac_frms_q1);
set_latest_stat_cnt(hldev, rmac_frms_q2);
set_latest_stat_cnt(hldev, rmac_frms_q3);
set_latest_stat_cnt(hldev, rmac_frms_q4);
set_latest_stat_cnt(hldev, rmac_frms_q5);
set_latest_stat_cnt(hldev, rmac_frms_q6);
set_latest_stat_cnt(hldev, rmac_frms_q7);
set_latest_stat_cnt(hldev, rmac_full_q0);
set_latest_stat_cnt(hldev, rmac_full_q1);
set_latest_stat_cnt(hldev, rmac_full_q2);
set_latest_stat_cnt(hldev, rmac_full_q3);
set_latest_stat_cnt(hldev, rmac_full_q4);
set_latest_stat_cnt(hldev, rmac_full_q5);
set_latest_stat_cnt(hldev, rmac_full_q6);
set_latest_stat_cnt(hldev, rmac_full_q7);
set_latest_stat_cnt(hldev, rmac_pause_cnt);
set_latest_stat_cnt(hldev, reserved_9);
set_latest_stat_cnt(hldev, rmac_xgmii_data_err_cnt);
set_latest_stat_cnt(hldev, rmac_xgmii_ctrl_err_cnt);
set_latest_stat_cnt(hldev, rmac_accepted_ip);
set_latest_stat_cnt(hldev, rmac_err_tcp);
/* PCI/PCI-X Read transaction statistics. */
set_latest_stat_cnt(hldev, rd_req_cnt);
set_latest_stat_cnt(hldev, new_rd_req_cnt);
set_latest_stat_cnt(hldev, new_rd_req_rtry_cnt);
set_latest_stat_cnt(hldev, rd_rtry_cnt);
set_latest_stat_cnt(hldev, wr_rtry_rd_ack_cnt);
/* PCI/PCI-X write transaction statistics. */
set_latest_stat_cnt(hldev, wr_req_cnt);
set_latest_stat_cnt(hldev, new_wr_req_cnt);
set_latest_stat_cnt(hldev, new_wr_req_rtry_cnt);
set_latest_stat_cnt(hldev, wr_rtry_cnt);
set_latest_stat_cnt(hldev, wr_disc_cnt);
set_latest_stat_cnt(hldev, rd_rtry_wr_ack_cnt);
/* DMA Transaction statistics. */
set_latest_stat_cnt(hldev, txp_wr_cnt);
set_latest_stat_cnt(hldev, txd_rd_cnt);
set_latest_stat_cnt(hldev, txd_wr_cnt);
set_latest_stat_cnt(hldev, rxd_rd_cnt);
set_latest_stat_cnt(hldev, rxd_wr_cnt);
set_latest_stat_cnt(hldev, txf_rd_cnt);
set_latest_stat_cnt(hldev, rxf_wr_cnt);
/* Enhanced Herc statistics */
set_latest_stat_cnt(hldev, tmac_frms_oflow);
set_latest_stat_cnt(hldev, tmac_data_octets_oflow);
set_latest_stat_cnt(hldev, tmac_mcst_frms_oflow);
set_latest_stat_cnt(hldev, tmac_bcst_frms_oflow);
set_latest_stat_cnt(hldev, tmac_ttl_octets_oflow);
set_latest_stat_cnt(hldev, tmac_ucst_frms_oflow);
set_latest_stat_cnt(hldev, tmac_nucst_frms_oflow);
set_latest_stat_cnt(hldev, tmac_any_err_frms_oflow);
set_latest_stat_cnt(hldev, tmac_vlan_frms);
set_latest_stat_cnt(hldev, tmac_vld_ip_oflow);
set_latest_stat_cnt(hldev, tmac_drop_ip_oflow);
set_latest_stat_cnt(hldev, tmac_icmp_oflow);
set_latest_stat_cnt(hldev, tmac_rst_tcp_oflow);
set_latest_stat_cnt(hldev, tmac_udp_oflow);
set_latest_stat_cnt(hldev, tpa_unknown_protocol);
set_latest_stat_cnt(hldev, tpa_parse_failure);
set_latest_stat_cnt(hldev, rmac_vld_frms_oflow);
set_latest_stat_cnt(hldev, rmac_data_octets_oflow);
set_latest_stat_cnt(hldev, rmac_vld_mcst_frms_oflow);
set_latest_stat_cnt(hldev, rmac_vld_bcst_frms_oflow);
set_latest_stat_cnt(hldev, rmac_ttl_octets_oflow);
set_latest_stat_cnt(hldev, rmac_accepted_ucst_frms_oflow);
set_latest_stat_cnt(hldev, rmac_accepted_nucst_frms_oflow);
set_latest_stat_cnt(hldev, rmac_discarded_frms_oflow);
set_latest_stat_cnt(hldev, rmac_drop_events_oflow);
set_latest_stat_cnt(hldev, rmac_usized_frms_oflow);
set_latest_stat_cnt(hldev, rmac_osized_frms_oflow);
set_latest_stat_cnt(hldev, rmac_frag_frms_oflow);
set_latest_stat_cnt(hldev, rmac_jabber_frms_oflow);
set_latest_stat_cnt(hldev, rmac_ip_oflow);
set_latest_stat_cnt(hldev, rmac_drop_ip_oflow);
set_latest_stat_cnt(hldev, rmac_icmp_oflow);
set_latest_stat_cnt(hldev, rmac_udp_oflow);
set_latest_stat_cnt(hldev, rmac_err_drp_udp_oflow);
set_latest_stat_cnt(hldev, rmac_pause_cnt_oflow);
set_latest_stat_cnt(hldev, rmac_ttl_1519_4095_frms);
set_latest_stat_cnt(hldev, rmac_ttl_4096_8191_frms);
set_latest_stat_cnt(hldev, rmac_ttl_8192_max_frms);
set_latest_stat_cnt(hldev, rmac_ttl_gt_max_frms);
set_latest_stat_cnt(hldev, rmac_osized_alt_frms);
set_latest_stat_cnt(hldev, rmac_jabber_alt_frms);
set_latest_stat_cnt(hldev, rmac_gt_max_alt_frms);
set_latest_stat_cnt(hldev, rmac_vlan_frms);
set_latest_stat_cnt(hldev, rmac_fcs_discard);
set_latest_stat_cnt(hldev, rmac_len_discard);
set_latest_stat_cnt(hldev, rmac_da_discard);
set_latest_stat_cnt(hldev, rmac_pf_discard);
set_latest_stat_cnt(hldev, rmac_rts_discard);
set_latest_stat_cnt(hldev, rmac_red_discard);
set_latest_stat_cnt(hldev, rmac_ingm_full_discard);
set_latest_stat_cnt(hldev, rmac_accepted_ip_oflow);
set_latest_stat_cnt(hldev, link_fault_cnt);
}
/*
* __hal_stats_initialize
* @stats: xge_hal_stats_t structure that contains, in particular,
* Xframe hw stat counters.
* @devh: HAL device handle.
*
* Initialize per-device statistics object.
* See also: xge_hal_stats_getinfo(), xge_hal_status_e{}.
*/
xge_hal_status_e
__hal_stats_initialize (xge_hal_stats_t *stats, xge_hal_device_h devh)
{
int dma_flags;
xge_hal_device_t *hldev = (xge_hal_device_t*)devh;
xge_assert(!stats->is_initialized);
dma_flags = XGE_OS_DMA_CACHELINE_ALIGNED;
#ifdef XGE_HAL_DMA_STATS_CONSISTENT
dma_flags |= XGE_OS_DMA_CONSISTENT;
#else
dma_flags |= XGE_OS_DMA_STREAMING;
#endif
if (xge_hal_device_check_id(hldev) != XGE_HAL_CARD_TITAN) {
stats->hw_info =
(xge_hal_stats_hw_info_t *) xge_os_dma_malloc(
hldev->pdev,
sizeof(xge_hal_stats_hw_info_t),
dma_flags,
&stats->hw_info_dmah,
&stats->hw_info_dma_acch);
if (stats->hw_info == NULL) {
xge_debug_stats(XGE_ERR, "%s", "can not DMA alloc");
return XGE_HAL_ERR_OUT_OF_MEMORY;
}
xge_os_memzero(stats->hw_info,
sizeof(xge_hal_stats_hw_info_t));
xge_os_memzero(&stats->hw_info_saved,
sizeof(xge_hal_stats_hw_info_t));
xge_os_memzero(&stats->hw_info_latest,
sizeof(xge_hal_stats_hw_info_t));
stats->dma_addr = xge_os_dma_map(hldev->pdev,
stats->hw_info_dmah,
stats->hw_info,
sizeof(xge_hal_stats_hw_info_t),
XGE_OS_DMA_DIR_FROMDEVICE,
XGE_OS_DMA_CACHELINE_ALIGNED |
#ifdef XGE_HAL_DMA_STATS_CONSISTENT
XGE_OS_DMA_CONSISTENT
#else
XGE_OS_DMA_STREAMING
#endif
);
if (stats->dma_addr == XGE_OS_INVALID_DMA_ADDR) {
xge_debug_stats(XGE_ERR,
"can not map vaddr 0x"XGE_OS_LLXFMT" to DMA",
(unsigned long long)(ulong_t)stats->hw_info);
xge_os_dma_free(hldev->pdev,
stats->hw_info,
sizeof(xge_hal_stats_hw_info_t),
&stats->hw_info_dma_acch,
&stats->hw_info_dmah);
return XGE_HAL_ERR_OUT_OF_MAPPING;
}
}
else {
stats->pcim_info_saved =
(xge_hal_stats_pcim_info_t *)xge_os_malloc(
hldev->pdev, sizeof(xge_hal_stats_pcim_info_t));
if (stats->pcim_info_saved == NULL) {
xge_debug_stats(XGE_ERR, "%s", "can not alloc");
return XGE_HAL_ERR_OUT_OF_MEMORY;
}
stats->pcim_info_latest =
(xge_hal_stats_pcim_info_t *)xge_os_malloc(
hldev->pdev, sizeof(xge_hal_stats_pcim_info_t));
if (stats->pcim_info_latest == NULL) {
xge_os_free(hldev->pdev, stats->pcim_info_saved,
sizeof(xge_hal_stats_pcim_info_t));
xge_debug_stats(XGE_ERR, "%s", "can not alloc");
return XGE_HAL_ERR_OUT_OF_MEMORY;
}
stats->pcim_info =
(xge_hal_stats_pcim_info_t *) xge_os_dma_malloc(
hldev->pdev,
sizeof(xge_hal_stats_pcim_info_t),
dma_flags,
&stats->hw_info_dmah,
&stats->hw_info_dma_acch);
if (stats->pcim_info == NULL) {
xge_os_free(hldev->pdev, stats->pcim_info_saved,
sizeof(xge_hal_stats_pcim_info_t));
xge_os_free(hldev->pdev, stats->pcim_info_latest,
sizeof(xge_hal_stats_pcim_info_t));
xge_debug_stats(XGE_ERR, "%s", "can not DMA alloc");
return XGE_HAL_ERR_OUT_OF_MEMORY;
}
xge_os_memzero(stats->pcim_info,
sizeof(xge_hal_stats_pcim_info_t));
xge_os_memzero(stats->pcim_info_saved,
sizeof(xge_hal_stats_pcim_info_t));
xge_os_memzero(stats->pcim_info_latest,
sizeof(xge_hal_stats_pcim_info_t));
stats->dma_addr = xge_os_dma_map(hldev->pdev,
stats->hw_info_dmah,
stats->pcim_info,
sizeof(xge_hal_stats_pcim_info_t),
XGE_OS_DMA_DIR_FROMDEVICE,
XGE_OS_DMA_CACHELINE_ALIGNED |
#ifdef XGE_HAL_DMA_STATS_CONSISTENT
XGE_OS_DMA_CONSISTENT
#else
XGE_OS_DMA_STREAMING
#endif
);
if (stats->dma_addr == XGE_OS_INVALID_DMA_ADDR) {
xge_debug_stats(XGE_ERR,
"can not map vaddr 0x"XGE_OS_LLXFMT" to DMA",
(unsigned long long)(ulong_t)stats->hw_info);
xge_os_dma_free(hldev->pdev,
stats->pcim_info,
sizeof(xge_hal_stats_pcim_info_t),
&stats->hw_info_dma_acch,
&stats->hw_info_dmah);
xge_os_free(hldev->pdev, stats->pcim_info_saved,
sizeof(xge_hal_stats_pcim_info_t));
xge_os_free(hldev->pdev, stats->pcim_info_latest,
sizeof(xge_hal_stats_pcim_info_t));
return XGE_HAL_ERR_OUT_OF_MAPPING;
}
}
stats->devh = devh;
xge_os_memzero(&stats->sw_dev_info_stats,
sizeof(xge_hal_stats_device_info_t));
stats->is_initialized = 1;
return XGE_HAL_OK;
}
xge_hal_status_e
__hal_fifo_open(xge_hal_channel_h channelh, xge_hal_channel_attr_t *attr)
{
xge_hal_device_t *hldev;
xge_hal_status_e status;
xge_hal_fifo_t *fifo = (xge_hal_fifo_t *)channelh;
xge_hal_fifo_queue_t *queue;
int i, txdl_size, max_arr_index, mid_point;
xge_hal_dtr_h dtrh;
hldev = (xge_hal_device_t *)fifo->channel.devh;
fifo->config = &hldev->config.fifo;
queue = &fifo->config->queue[attr->post_qid];
#if defined(XGE_HAL_TX_MULTI_RESERVE)
xge_os_spin_lock_init(&fifo->channel.reserve_lock, hldev->pdev);
#elif defined(XGE_HAL_TX_MULTI_RESERVE_IRQ)
xge_os_spin_lock_init_irq(&fifo->channel.reserve_lock, hldev->irqh);
#endif
#if defined(XGE_HAL_TX_MULTI_POST)
if (xge_hal_device_check_id(hldev) == XGE_HAL_CARD_XENA) {
fifo->post_lock_ptr = &hldev->xena_post_lock;
} else {
xge_os_spin_lock_init(&fifo->channel.post_lock, hldev->pdev);
fifo->post_lock_ptr = &fifo->channel.post_lock;
}
#elif defined(XGE_HAL_TX_MULTI_POST_IRQ)
if (xge_hal_device_check_id(hldev) == XGE_HAL_CARD_XENA) {
fifo->post_lock_ptr = &hldev->xena_post_lock;
} else {
xge_os_spin_lock_init_irq(&fifo->channel.post_lock,
hldev->irqh);
fifo->post_lock_ptr = &fifo->channel.post_lock;
}
#endif
/* Initializing the BAR1 address as the start of
* the FIFO queue pointer and as a location of FIFO control
* word. */
fifo->hw_pair =
(xge_hal_fifo_hw_pair_t *) (void *)(hldev->bar1 +
(attr->post_qid * XGE_HAL_FIFO_HW_PAIR_OFFSET));
/* apply "interrupts per txdl" attribute */
fifo->interrupt_type = XGE_HAL_TXD_INT_TYPE_UTILZ;
if (queue->intr) {
fifo->interrupt_type = XGE_HAL_TXD_INT_TYPE_PER_LIST;
}
fifo->no_snoop_bits =
(int)(XGE_HAL_TX_FIFO_NO_SNOOP(queue->no_snoop_bits));
/*
* FIFO memory management strategy:
*
* TxDL splitted into three independent parts:
* - set of TxD's
* - TxD HAL private part
* - upper layer private part
*
* Adaptative memory allocation used. i.e. Memory allocated on
* demand with the size which will fit into one memory block.
* One memory block may contain more than one TxDL. In simple case
* memory block size can be equal to CPU page size. On more
* sophisticated OS's memory block can be contigious across
* several pages.
*
* During "reserve" operations more memory can be allocated on demand
* for example due to FIFO full condition.
*
* Pool of memory memblocks never shrinks except __hal_fifo_close
* routine which will essentially stop channel and free the resources.
*/
/* TxDL common private size == TxDL private + ULD private */
fifo->priv_size = sizeof(xge_hal_fifo_txdl_priv_t) +
attr->per_dtr_space;
fifo->priv_size = ((fifo->priv_size + __xge_os_cacheline_size -1) /
__xge_os_cacheline_size) *
__xge_os_cacheline_size;
/* recompute txdl size to be cacheline aligned */
fifo->txdl_size = fifo->config->max_frags * sizeof(xge_hal_fifo_txd_t);
txdl_size = ((fifo->txdl_size + __xge_os_cacheline_size - 1) /
__xge_os_cacheline_size) * __xge_os_cacheline_size;
if (fifo->txdl_size != txdl_size)
xge_debug_fifo(XGE_ERR, "cacheline > 128 (??): %d, %d, %d, %d",
fifo->config->max_frags, fifo->txdl_size, txdl_size,
__xge_os_cacheline_size);
fifo->txdl_size = txdl_size;
/* since dtr_init() callback will be called from item_alloc(),
* the same way channels userdata might be used prior to
* channel_initialize() */
fifo->channel.dtr_init = attr->dtr_init;
fifo->channel.userdata = attr->userdata;
fifo->txdl_per_memblock = fifo->config->memblock_size /
fifo->txdl_size;
fifo->mempool = __hal_mempool_create(hldev->pdev,
fifo->config->memblock_size,
fifo->txdl_size,
fifo->priv_size,
queue->initial,
queue->max,
__hal_fifo_mempool_item_alloc,
__hal_fifo_mempool_item_free,
fifo);
if (fifo->mempool == NULL) {
return XGE_HAL_ERR_OUT_OF_MEMORY;
}
status = __hal_channel_initialize(channelh, attr,
__hal_mempool_items_arr(fifo->mempool),
queue->initial, queue->max,
fifo->config->reserve_threshold);
if (status != XGE_HAL_OK) {
__hal_fifo_close(channelh);
return status;
}
xge_debug_fifo(XGE_TRACE,
"DTR reserve_length:%d reserve_top:%d\n"
"max_frags:%d reserve_threshold:%d\n"
"memblock_size:%d alignment_size:%d max_aligned_frags:%d\n",
fifo->channel.reserve_length, fifo->channel.reserve_top,
fifo->config->max_frags, fifo->config->reserve_threshold,
fifo->config->memblock_size, fifo->config->alignment_size,
fifo->config->max_aligned_frags);
#ifdef XGE_DEBUG_ASSERT
for ( i = 0; i < fifo->channel.reserve_length; i++) {
xge_debug_fifo(XGE_TRACE, "DTR before reversing index:%d"
" handle:%p\n", i, fifo->channel.reserve_arr[i]);
}
#endif
xge_assert(fifo->channel.reserve_length);
/* reverse the FIFO dtr array */
max_arr_index = fifo->channel.reserve_length - 1;
max_arr_index -=fifo->channel.reserve_top;
xge_assert(max_arr_index);
mid_point = (fifo->channel.reserve_length - fifo->channel.reserve_top)/2;
for (i = 0; i < mid_point; i++) {
dtrh = fifo->channel.reserve_arr[i];
fifo->channel.reserve_arr[i] =
fifo->channel.reserve_arr[max_arr_index - i];
fifo->channel.reserve_arr[max_arr_index - i] = dtrh;
}
#ifdef XGE_DEBUG_ASSERT
for ( i = 0; i < fifo->channel.reserve_length; i++) {
xge_debug_fifo(XGE_TRACE, "DTR after reversing index:%d"
" handle:%p\n", i, fifo->channel.reserve_arr[i]);
}
#endif
return XGE_HAL_OK;
}
