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path: root/drivers/net/sfc/selftest.c
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Diffstat (limited to 'drivers/net/sfc/selftest.c')
-rw-r--r--drivers/net/sfc/selftest.c28
1 files changed, 13 insertions, 15 deletions
diff --git a/drivers/net/sfc/selftest.c b/drivers/net/sfc/selftest.c
index 371e86c..1f83404 100644
--- a/drivers/net/sfc/selftest.c
+++ b/drivers/net/sfc/selftest.c
@@ -38,7 +38,7 @@ struct efx_loopback_payload {
struct udphdr udp;
__be16 iteration;
const char msg[64];
-} __attribute__ ((packed));
+} __packed;
/* Loopback test source MAC address */
static const unsigned char payload_source[ETH_ALEN] = {
@@ -161,23 +161,17 @@ static int efx_test_interrupts(struct efx_nic *efx,
static int efx_test_eventq_irq(struct efx_channel *channel,
struct efx_self_tests *tests)
{
- unsigned int magic, count;
-
- /* Channel specific code, limited to 20 bits */
- magic = (0x00010150 + channel->channel);
- EFX_LOG(channel->efx, "channel %d testing event queue with code %x\n",
- channel->channel, magic);
+ unsigned int magic_count, count;
tests->eventq_dma[channel->channel] = -1;
tests->eventq_int[channel->channel] = -1;
tests->eventq_poll[channel->channel] = -1;
- /* Reset flag and zero magic word */
+ magic_count = channel->magic_count;
channel->efx->last_irq_cpu = -1;
- channel->eventq_magic = 0;
smp_wmb();
- efx_nic_generate_test_event(channel, magic);
+ efx_nic_generate_test_event(channel);
/* Wait for arrival of interrupt */
count = 0;
@@ -187,7 +181,7 @@ static int efx_test_eventq_irq(struct efx_channel *channel,
if (channel->work_pending)
efx_process_channel_now(channel);
- if (channel->eventq_magic == magic)
+ if (channel->magic_count != magic_count)
goto eventq_ok;
} while (++count < 2);
@@ -204,7 +198,7 @@ static int efx_test_eventq_irq(struct efx_channel *channel,
/* Check to see if event was received even if interrupt wasn't */
efx_process_channel_now(channel);
- if (channel->eventq_magic == magic) {
+ if (channel->magic_count != magic_count) {
EFX_ERR(channel->efx, "channel %d event was generated, but "
"failed to trigger an interrupt\n", channel->channel);
tests->eventq_dma[channel->channel] = 1;
@@ -545,7 +539,7 @@ efx_test_loopback(struct efx_tx_queue *tx_queue,
static int efx_wait_for_link(struct efx_nic *efx)
{
struct efx_link_state *link_state = &efx->link_state;
- int count;
+ int count, link_up_count = 0;
bool link_up;
for (count = 0; count < 40; count++) {
@@ -567,8 +561,12 @@ static int efx_wait_for_link(struct efx_nic *efx)
link_up = !efx->mac_op->check_fault(efx);
mutex_unlock(&efx->mac_lock);
- if (link_up)
- return 0;
+ if (link_up) {
+ if (++link_up_count == 2)
+ return 0;
+ } else {
+ link_up_count = 0;
+ }
}
return -ETIMEDOUT;
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