diff options
Diffstat (limited to 'drivers/dma/ioat/dma_v3.c')
-rw-r--r-- | drivers/dma/ioat/dma_v3.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/dma/ioat/dma_v3.c b/drivers/dma/ioat/dma_v3.c index 6e33926..8680031 100644 --- a/drivers/dma/ioat/dma_v3.c +++ b/drivers/dma/ioat/dma_v3.c @@ -73,10 +73,10 @@ /* provide a lookup table for setting the source address in the base or * extended descriptor of an xor or pq descriptor */ -static const u8 xor_idx_to_desc __read_mostly = 0xd0; -static const u8 xor_idx_to_field[] __read_mostly = { 1, 4, 5, 6, 7, 0, 1, 2 }; -static const u8 pq_idx_to_desc __read_mostly = 0xf8; -static const u8 pq_idx_to_field[] __read_mostly = { 1, 4, 5, 0, 1, 2, 4, 5 }; +static const u8 xor_idx_to_desc = 0xe0; +static const u8 xor_idx_to_field[] = { 1, 4, 5, 6, 7, 0, 1, 2 }; +static const u8 pq_idx_to_desc = 0xf8; +static const u8 pq_idx_to_field[] = { 1, 4, 5, 0, 1, 2, 4, 5 }; static dma_addr_t xor_get_src(struct ioat_raw_descriptor *descs[2], int idx) { @@ -256,7 +256,7 @@ static bool desc_has_ext(struct ioat_ring_ent *desc) * The difference from the dma_v2.c __cleanup() is that this routine * handles extended descriptors and dma-unmapping raid operations. */ -static void __cleanup(struct ioat2_dma_chan *ioat, unsigned long phys_complete) +static void __cleanup(struct ioat2_dma_chan *ioat, dma_addr_t phys_complete) { struct ioat_chan_common *chan = &ioat->base; struct ioat_ring_ent *desc; @@ -314,7 +314,7 @@ static void __cleanup(struct ioat2_dma_chan *ioat, unsigned long phys_complete) static void ioat3_cleanup(struct ioat2_dma_chan *ioat) { struct ioat_chan_common *chan = &ioat->base; - unsigned long phys_complete; + dma_addr_t phys_complete; spin_lock_bh(&chan->cleanup_lock); if (ioat_cleanup_preamble(chan, &phys_complete)) @@ -325,15 +325,18 @@ static void ioat3_cleanup(struct ioat2_dma_chan *ioat) static void ioat3_cleanup_event(unsigned long data) { struct ioat2_dma_chan *ioat = to_ioat2_chan((void *) data); + struct ioat_chan_common *chan = &ioat->base; ioat3_cleanup(ioat); + if (!test_bit(IOAT_RUN, &chan->state)) + return; writew(IOAT_CHANCTRL_RUN, ioat->base.reg_base + IOAT_CHANCTRL_OFFSET); } static void ioat3_restart_channel(struct ioat2_dma_chan *ioat) { struct ioat_chan_common *chan = &ioat->base; - unsigned long phys_complete; + dma_addr_t phys_complete; ioat2_quiesce(chan, 0); if (ioat_cleanup_preamble(chan, &phys_complete)) @@ -348,7 +351,7 @@ static void ioat3_timer_event(unsigned long data) struct ioat_chan_common *chan = &ioat->base; if (test_bit(IOAT_COMPLETION_PENDING, &chan->state)) { - unsigned long phys_complete; + dma_addr_t phys_complete; u64 status; status = ioat_chansts(chan); |