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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

Browse Source 
Conflicts:
	include/linux/netdevice.h
	net/core/sock.c

Trivial merge issues.

Removal of "extern" for functions declaration in netdevice.h
at the same time "const" was added to an argument.

Two parallel line additions in net/core/sock.c

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2013-10-08 23:07:53 -04:00
parent b343ca84b4 9684d7b0da
commit 53af53ae83
62 changed files with 474 additions and 206 deletions
Download Patch File Download Diff File Expand all files Collapse all files

83
drivers/net/ethernet/sfc/ef10.c
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@@ -754,6 +754,18 @@ static const struct efx_hw_stat_desc efx_ef10_stat_desc[EF10_STAT_COUNT] = {
EF10_DMA_STAT(rx_align_error, RX_ALIGN_ERROR_PKTS),
EF10_DMA_STAT(rx_length_error, RX_LENGTH_ERROR_PKTS),
EF10_DMA_STAT(rx_nodesc_drops, RX_NODESC_DROPS),
EF10_DMA_STAT(rx_pm_trunc_bb_overflow, PM_TRUNC_BB_OVERFLOW),
EF10_DMA_STAT(rx_pm_discard_bb_overflow, PM_DISCARD_BB_OVERFLOW),
EF10_DMA_STAT(rx_pm_trunc_vfifo_full, PM_TRUNC_VFIFO_FULL),
EF10_DMA_STAT(rx_pm_discard_vfifo_full, PM_DISCARD_VFIFO_FULL),
EF10_DMA_STAT(rx_pm_trunc_qbb, PM_TRUNC_QBB),
EF10_DMA_STAT(rx_pm_discard_qbb, PM_DISCARD_QBB),
EF10_DMA_STAT(rx_pm_discard_mapping, PM_DISCARD_MAPPING),
EF10_DMA_STAT(rx_dp_q_disabled_packets, RXDP_Q_DISABLED_PKTS),
EF10_DMA_STAT(rx_dp_di_dropped_packets, RXDP_DI_DROPPED_PKTS),
EF10_DMA_STAT(rx_dp_streaming_packets, RXDP_STREAMING_PKTS),
EF10_DMA_STAT(rx_dp_emerg_fetch, RXDP_EMERGENCY_FETCH_CONDITIONS),
EF10_DMA_STAT(rx_dp_emerg_wait, RXDP_EMERGENCY_WAIT_CONDITIONS),
};
#define HUNT_COMMON_STAT_MASK ((1ULL << EF10_STAT_tx_bytes) | \
@@ -808,44 +820,72 @@ static const struct efx_hw_stat_desc efx_ef10_stat_desc[EF10_STAT_COUNT] = {
#define HUNT_40G_EXTRA_STAT_MASK ((1ULL << EF10_STAT_rx_align_error) | \
(1ULL << EF10_STAT_rx_length_error))
#if BITS_PER_LONG == 64
#define STAT_MASK_BITMAP(bits) (bits)
#else
#define STAT_MASK_BITMAP(bits) (bits) & 0xffffffff, (bits) >> 32
#endif
/* These statistics are only provided if the firmware supports the
* capability PM_AND_RXDP_COUNTERS.
*/
#define HUNT_PM_AND_RXDP_STAT_MASK ( \
(1ULL << EF10_STAT_rx_pm_trunc_bb_overflow) | \
(1ULL << EF10_STAT_rx_pm_discard_bb_overflow) | \
(1ULL << EF10_STAT_rx_pm_trunc_vfifo_full) | \
(1ULL << EF10_STAT_rx_pm_discard_vfifo_full) | \
(1ULL << EF10_STAT_rx_pm_trunc_qbb) | \
(1ULL << EF10_STAT_rx_pm_discard_qbb) | \
(1ULL << EF10_STAT_rx_pm_discard_mapping) | \
(1ULL << EF10_STAT_rx_dp_q_disabled_packets) | \
(1ULL << EF10_STAT_rx_dp_di_dropped_packets) | \
(1ULL << EF10_STAT_rx_dp_streaming_packets) | \
(1ULL << EF10_STAT_rx_dp_emerg_fetch) | \
(1ULL << EF10_STAT_rx_dp_emerg_wait))
static const unsigned long *efx_ef10_stat_mask(struct efx_nic *efx)
static u64 efx_ef10_raw_stat_mask(struct efx_nic *efx)
{
static const unsigned long hunt_40g_stat_mask[] = {
STAT_MASK_BITMAP(HUNT_COMMON_STAT_MASK |
HUNT_40G_EXTRA_STAT_MASK)
};
static const unsigned long hunt_10g_only_stat_mask[] = {
STAT_MASK_BITMAP(HUNT_COMMON_STAT_MASK |
HUNT_10G_ONLY_STAT_MASK)
};
u64 raw_mask = HUNT_COMMON_STAT_MASK;
u32 port_caps = efx_mcdi_phy_get_caps(efx);
struct efx_ef10_nic_data *nic_data = efx->nic_data;
if (port_caps & (1 << MC_CMD_PHY_CAP_40000FDX_LBN))
return hunt_40g_stat_mask;
raw_mask |= HUNT_40G_EXTRA_STAT_MASK;
else
return hunt_10g_only_stat_mask;
raw_mask |= HUNT_10G_ONLY_STAT_MASK;
if (nic_data->datapath_caps &
(1 << MC_CMD_GET_CAPABILITIES_OUT_PM_AND_RXDP_COUNTERS_LBN))
raw_mask |= HUNT_PM_AND_RXDP_STAT_MASK;
return raw_mask;
}
static void efx_ef10_get_stat_mask(struct efx_nic *efx, unsigned long *mask)
{
u64 raw_mask = efx_ef10_raw_stat_mask(efx);
#if BITS_PER_LONG == 64
mask[0] = raw_mask;
#else
mask[0] = raw_mask & 0xffffffff;
mask[1] = raw_mask >> 32;
#endif
}
static size_t efx_ef10_describe_stats(struct efx_nic *efx, u8 *names)
{
DECLARE_BITMAP(mask, EF10_STAT_COUNT);
efx_ef10_get_stat_mask(efx, mask);
return efx_nic_describe_stats(efx_ef10_stat_desc, EF10_STAT_COUNT,
efx_ef10_stat_mask(efx), names);
mask, names);
}
static int efx_ef10_try_update_nic_stats(struct efx_nic *efx)
{
struct efx_ef10_nic_data *nic_data = efx->nic_data;
const unsigned long *stats_mask = efx_ef10_stat_mask(efx);
DECLARE_BITMAP(mask, EF10_STAT_COUNT);
__le64 generation_start, generation_end;
u64 *stats = nic_data->stats;
__le64 *dma_stats;
efx_ef10_get_stat_mask(efx, mask);
dma_stats = efx->stats_buffer.addr;
nic_data = efx->nic_data;
@@ -853,8 +893,9 @@ static int efx_ef10_try_update_nic_stats(struct efx_nic *efx)
if (generation_end == EFX_MC_STATS_GENERATION_INVALID)
return 0;
rmb();
efx_nic_update_stats(efx_ef10_stat_desc, EF10_STAT_COUNT, stats_mask,
efx_nic_update_stats(efx_ef10_stat_desc, EF10_STAT_COUNT, mask,
stats, efx->stats_buffer.addr, false);
rmb();
generation_start = dma_stats[MC_CMD_MAC_GENERATION_START];
if (generation_end != generation_start)
return -EAGAIN;
@@ -873,12 +914,14 @@ static int efx_ef10_try_update_nic_stats(struct efx_nic *efx)
static size_t efx_ef10_update_stats(struct efx_nic *efx, u64 *full_stats,
struct rtnl_link_stats64 *core_stats)
{
const unsigned long *mask = efx_ef10_stat_mask(efx);
DECLARE_BITMAP(mask, EF10_STAT_COUNT);
struct efx_ef10_nic_data *nic_data = efx->nic_data;
u64 *stats = nic_data->stats;
size_t stats_count = 0, index;
int retry;
efx_ef10_get_stat_mask(efx, mask);
/* If we're unlucky enough to read statistics during the DMA, wait
* up to 10ms for it to finish (typically takes <500us)
*/