Jeff Garzik wrote:
+ /* ack bmdma irq events */
+ ap->ops->irq_clear(ap);
Don't use hook in LLDD
Okay.
+ spin_lock_irqsave(&host_set->lock, flags);
+
+ for (i = 0; i < host_set->n_ports; i++) {
+ struct ata_port *ap = host_set->ports[i];
+ u32 bmdma2 = readl(mmio_base + sil_port[ap->port_no].bmdma2);
+
+ if (unlikely(!ap || ap->flags & ATA_FLAG_DISABLED))
+ continue;
+
+ if (!(bmdma2 & SIL_DMA_COMPLETE))
+ continue;
+
+ sil_host_intr(ap, bmdma2);
+ handled = 1;
+ }
+
+ spin_unlock_irqrestore(&host_set->lock, flags);
NAK, unconditionally use spin_lock() and spin_unlock() on this hardware.
Can you explain more on this? We almost never use those in libata and I
don't see what's different for sata_sil.
--
tejun
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