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authorSteve Hodgson <shodgson@solarflare.com>2011-06-22 12:11:33 +0100
committerBen Hutchings <bhutchings@solarflare.com>2011-06-25 00:43:49 +0100
commita659b2a94d87add999229ecd9f2f56817d5d737b (patch)
tree9399911c60a317dee430fc004d3a297a548788d1
parent0e2a9c7cb941db993f481cdd6a99d70a302053e0 (diff)
sfc: Fix Siena mac statistics on big endian platforms
[bwh: Use __force in the one place it's needed] Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
-rw-r--r--drivers/net/sfc/siena.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/net/sfc/siena.c b/drivers/net/sfc/siena.c
index 442897b14270..5735e84c69de 100644
--- a/drivers/net/sfc/siena.c
+++ b/drivers/net/sfc/siena.c
@@ -420,14 +420,13 @@ static void siena_remove_nic(struct efx_nic *efx)
efx->nic_data = NULL;
}
-#define STATS_GENERATION_INVALID ((u64)(-1))
+#define STATS_GENERATION_INVALID ((__force __le64)(-1))
static int siena_try_update_nic_stats(struct efx_nic *efx)
{
- u64 *dma_stats;
+ __le64 *dma_stats;
struct efx_mac_stats *mac_stats;
- u64 generation_start;
- u64 generation_end;
+ __le64 generation_start, generation_end;
mac_stats = &efx->mac_stats;
dma_stats = efx->stats_buffer.addr;
@@ -438,7 +437,7 @@ static int siena_try_update_nic_stats(struct efx_nic *efx)
rmb();
#define MAC_STAT(M, D) \
- mac_stats->M = dma_stats[MC_CMD_MAC_ ## D]
+ mac_stats->M = le64_to_cpu(dma_stats[MC_CMD_MAC_ ## D])
MAC_STAT(tx_bytes, TX_BYTES);
MAC_STAT(tx_bad_bytes, TX_BAD_BYTES);
@@ -508,7 +507,8 @@ static int siena_try_update_nic_stats(struct efx_nic *efx)
MAC_STAT(rx_internal_error, RX_INTERNAL_ERROR_PKTS);
mac_stats->rx_good_lt64 = 0;
- efx->n_rx_nodesc_drop_cnt = dma_stats[MC_CMD_MAC_RX_NODESC_DROPS];
+ efx->n_rx_nodesc_drop_cnt =
+ le64_to_cpu(dma_stats[MC_CMD_MAC_RX_NODESC_DROPS]);
#undef MAC_STAT
@@ -537,7 +537,7 @@ static void siena_update_nic_stats(struct efx_nic *efx)
static void siena_start_nic_stats(struct efx_nic *efx)
{
- u64 *dma_stats = (u64 *)efx->stats_buffer.addr;
+ __le64 *dma_stats = efx->stats_buffer.addr;
dma_stats[MC_CMD_MAC_GENERATION_END] = STATS_GENERATION_INVALID;