sfc/falcon/selftest.c

180 	struct ef4_channel *channel;
187 	ef4_for_each_channel(channel, efx) {
188 		read_ptr[channel->channel] = channel->eventq_read_ptr;
189 		set_bit(channel->channel, &dma_pend);
190 		set_bit(channel->channel, &int_pend);
191 		ef4_nic_event_test_start(channel);
203 		ef4_for_each_channel(channel, efx) {
204 			ef4_stop_eventq(channel);
205 			if (channel->eventq_read_ptr !=
206 			    read_ptr[channel->channel]) {
207 				set_bit(channel->channel, &napi_ran);
208 				clear_bit(channel->channel, &dma_pend);
209 				clear_bit(channel->channel, &int_pend);
211 				if (ef4_nic_event_present(channel))
212 					clear_bit(channel->channel, &dma_pend);
213 				if (ef4_nic_event_test_irq_cpu(channel) >= 0)
214 					clear_bit(channel->channel, &int_pend);
216 			ef4_start_eventq(channel);
222 	ef4_for_each_channel(channel, efx) {
223 		bool dma_seen = !test_bit(channel->channel, &dma_pend);
224 		bool int_seen = !test_bit(channel->channel, &int_pend);
226 		tests->eventq_dma[channel->channel] = dma_seen ? 1 : -1;
227 		tests->eventq_int[channel->channel] = int_seen ? 1 : -1;
231 				  "channel %d event queue passed (with%s NAPI)\n",
232 				  channel->channel,
233 				  test_bit(channel->channel, &napi_ran) ?
240 				  "channel %d timed out waiting for event queue\n",
241 				  channel->channel);
244 					  "channel %d saw interrupt "
246 					  channel->channel);
249 					  "channel %d event was generated, but "
251 					  channel->channel);
505 		 * overflow or channel teardown.
630 	struct ef4_channel *channel =
672 		ef4_for_each_channel_tx_queue(tx_queue, channel) {
786 	struct ef4_channel *channel;
788 	ef4_for_each_channel(channel, efx)
789 		ef4_nic_event_test_start(channel);
802 	struct ef4_channel *channel;
805 	ef4_for_each_channel(channel, efx) {
806 		cpu = ef4_nic_event_test_irq_cpu(channel);
809 				  "channel %d failed to trigger an interrupt\n",
810 				  channel->channel);
813 				  "channel %d triggered interrupt on CPU %d\n",
814 				  channel->channel, cpu);