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Searched refs:last_head (Results 1 – 6 of 6) sorted by relevance

/Linux-v5.4/drivers/net/ethernet/microchip/
Dlan743x_main.c1282 while ((*tx->head_cpu_ptr) != (tx->last_head)) { in lan743x_tx_release_completed_descriptors()
1283 lan743x_tx_release_desc(tx, tx->last_head, false); in lan743x_tx_release_completed_descriptors()
1284 tx->last_head = lan743x_tx_next_index(tx, tx->last_head); in lan743x_tx_release_completed_descriptors()
1292 original_head = tx->last_head; in lan743x_tx_release_all_descriptors()
1294 lan743x_tx_release_desc(tx, tx->last_head, true); in lan743x_tx_release_all_descriptors()
1295 tx->last_head = lan743x_tx_next_index(tx, tx->last_head); in lan743x_tx_release_all_descriptors()
1296 } while (tx->last_head != original_head); in lan743x_tx_release_all_descriptors()
1318 int last_head = tx->last_head; in lan743x_tx_get_avail_desc() local
1321 if (last_tail >= last_head) in lan743x_tx_get_avail_desc()
1322 return tx->ring_size - last_tail + last_head - 1; in lan743x_tx_get_avail_desc()
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Dlan743x_main.h660 int last_head; member
690 u32 last_head; member
/Linux-v5.4/drivers/gpu/drm/i915/gt/
Dintel_hangcheck.c144 engine->hangcheck.last_head = hc->head; in hangcheck_store_sample()
157 if (engine->hangcheck.last_head != hc->head) in hangcheck_get_action()
Dintel_engine_types.h82 u32 last_head; member
/Linux-v5.4/drivers/gpu/drm/i810/
Di810_dma.c247 unsigned int last_head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR; in i810_wait_ring() local
256 if (ring->head != last_head) { in i810_wait_ring()
258 last_head = ring->head; in i810_wait_ring()
/Linux-v5.4/drivers/video/fbdev/intelfb/
Dintelfbhw.c1508 u32 last_head = INREG(PRI_RING_HEAD) & RING_HEAD_MASK; in wait_ring() local
1519 if (dinfo->ring_head != last_head) { in wait_ring()
1521 last_head = dinfo->ring_head; in wait_ring()