summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/sfc/farch.c
diff options
context:
space:
mode:
authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
commite5fd91f1ef340da553f7a79da9540c3db711c937 (patch)
treeb11842027dc6641da63f4bcc524f8678263304a3 /drivers/net/ethernet/sfc/farch.c
parent2a9b0348e685a63d97486f6749622b61e9e3292f (diff)
Linux-libre 4.2-gnu
Diffstat (limited to 'drivers/net/ethernet/sfc/farch.c')
-rw-r--r--drivers/net/ethernet/sfc/farch.c64
1 files changed, 41 insertions, 23 deletions
diff --git a/drivers/net/ethernet/sfc/farch.c b/drivers/net/ethernet/sfc/farch.c
index bb89e96a1..f08266f0e 100644
--- a/drivers/net/ethernet/sfc/farch.c
+++ b/drivers/net/ethernet/sfc/farch.c
@@ -20,6 +20,8 @@
#include "efx.h"
#include "nic.h"
#include "farch_regs.h"
+#include "sriov.h"
+#include "siena_sriov.h"
#include "io.h"
#include "workarounds.h"
@@ -1198,13 +1200,17 @@ efx_farch_handle_driver_event(struct efx_channel *channel, efx_qword_t *event)
netif_vdbg(efx, hw, efx->net_dev, "channel %d TXQ %d flushed\n",
channel->channel, ev_sub_data);
efx_farch_handle_tx_flush_done(efx, event);
+#ifdef CONFIG_SFC_SRIOV
efx_siena_sriov_tx_flush_done(efx, event);
+#endif
break;
case FSE_AZ_RX_DESCQ_FLS_DONE_EV:
netif_vdbg(efx, hw, efx->net_dev, "channel %d RXQ %d flushed\n",
channel->channel, ev_sub_data);
efx_farch_handle_rx_flush_done(efx, event);
+#ifdef CONFIG_SFC_SRIOV
efx_siena_sriov_rx_flush_done(efx, event);
+#endif
break;
case FSE_AZ_EVQ_INIT_DONE_EV:
netif_dbg(efx, hw, efx->net_dev,
@@ -1242,8 +1248,11 @@ efx_farch_handle_driver_event(struct efx_channel *channel, efx_qword_t *event)
" RX Q %d is disabled.\n", ev_sub_data,
ev_sub_data);
efx_schedule_reset(efx, RESET_TYPE_DMA_ERROR);
- } else
+ }
+#ifdef CONFIG_SFC_SRIOV
+ else
efx_siena_sriov_desc_fetch_err(efx, ev_sub_data);
+#endif
break;
case FSE_BZ_TX_DSC_ERROR_EV:
if (ev_sub_data < EFX_VI_BASE) {
@@ -1252,8 +1261,11 @@ efx_farch_handle_driver_event(struct efx_channel *channel, efx_qword_t *event)
" TX Q %d is disabled.\n", ev_sub_data,
ev_sub_data);
efx_schedule_reset(efx, RESET_TYPE_DMA_ERROR);
- } else
+ }
+#ifdef CONFIG_SFC_SRIOV
+ else
efx_siena_sriov_desc_fetch_err(efx, ev_sub_data);
+#endif
break;
default:
netif_vdbg(efx, hw, efx->net_dev,
@@ -1317,9 +1329,11 @@ int efx_farch_ev_process(struct efx_channel *channel, int budget)
case FSE_AZ_EV_CODE_DRIVER_EV:
efx_farch_handle_driver_event(channel, &event);
break;
+#ifdef CONFIG_SFC_SRIOV
case FSE_CZ_EV_CODE_USER_EV:
efx_siena_sriov_event(channel, &event);
break;
+#endif
case FSE_CZ_EV_CODE_MCDI_EV:
efx_mcdi_process_event(channel, &event);
break;
@@ -1685,28 +1699,32 @@ void efx_farch_dimension_resources(struct efx_nic *efx, unsigned sram_lim_qw)
vi_count = max(efx->n_channels, efx->n_tx_channels * EFX_TXQ_TYPES);
#ifdef CONFIG_SFC_SRIOV
- if (efx->type->sriov_wanted(efx)) {
- unsigned vi_dc_entries, buftbl_free, entries_per_vf, vf_limit;
-
- nic_data->vf_buftbl_base = buftbl_min;
-
- vi_dc_entries = RX_DC_ENTRIES + TX_DC_ENTRIES;
- vi_count = max(vi_count, EFX_VI_BASE);
- buftbl_free = (sram_lim_qw - buftbl_min -
- vi_count * vi_dc_entries);
-
- entries_per_vf = ((vi_dc_entries + EFX_VF_BUFTBL_PER_VI) *
- efx_vf_size(efx));
- vf_limit = min(buftbl_free / entries_per_vf,
- (1024U - EFX_VI_BASE) >> efx->vi_scale);
-
- if (efx->vf_count > vf_limit) {
- netif_err(efx, probe, efx->net_dev,
- "Reducing VF count from from %d to %d\n",
- efx->vf_count, vf_limit);
- efx->vf_count = vf_limit;
+ if (efx->type->sriov_wanted) {
+ if (efx->type->sriov_wanted(efx)) {
+ unsigned vi_dc_entries, buftbl_free;
+ unsigned entries_per_vf, vf_limit;
+
+ nic_data->vf_buftbl_base = buftbl_min;
+
+ vi_dc_entries = RX_DC_ENTRIES + TX_DC_ENTRIES;
+ vi_count = max(vi_count, EFX_VI_BASE);
+ buftbl_free = (sram_lim_qw - buftbl_min -
+ vi_count * vi_dc_entries);
+
+ entries_per_vf = ((vi_dc_entries +
+ EFX_VF_BUFTBL_PER_VI) *
+ efx_vf_size(efx));
+ vf_limit = min(buftbl_free / entries_per_vf,
+ (1024U - EFX_VI_BASE) >> efx->vi_scale);
+
+ if (efx->vf_count > vf_limit) {
+ netif_err(efx, probe, efx->net_dev,
+ "Reducing VF count from from %d to %d\n",
+ efx->vf_count, vf_limit);
+ efx->vf_count = vf_limit;
+ }
+ vi_count += efx->vf_count * efx_vf_size(efx);
}
- vi_count += efx->vf_count * efx_vf_size(efx);
}
#endif