X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=drivers%2Fata%2Fsata_sil.c;h=917b7ea4ef7c203b0bd4ebc5abd83aad5ceb4420;hb=438ac6d5e3f8106a6bd1a5682c508d660294a85d;hp=dca3d3749f0626cbc2d79798ecda01502b1452e3;hpb=9cdd79c9b99873d600d397fda012fc3f57cc2776;p=powerpc.git

diff --git a/drivers/ata/sata_sil.c b/drivers/ata/sata_sil.c
index dca3d3749f..917b7ea4ef 100644
--- a/drivers/ata/sata_sil.c
+++ b/drivers/ata/sata_sil.c
@@ -46,7 +46,7 @@
 #include <linux/libata.h>
 
 #define DRV_NAME	"sata_sil"
-#define DRV_VERSION	"2.0"
+#define DRV_VERSION	"2.1"
 
 enum {
 	SIL_MMIO_BAR		= 5,
@@ -183,8 +183,10 @@ static struct scsi_host_template sil_sht = {
 	.slave_configure	= ata_scsi_slave_config,
 	.slave_destroy		= ata_scsi_slave_destroy,
 	.bios_param		= ata_std_bios_param,
+#ifdef CONFIG_PM
 	.suspend		= ata_scsi_device_suspend,
 	.resume			= ata_scsi_device_resume,
+#endif
 };
 
 static const struct ata_port_operations sil_ops = {
@@ -339,7 +341,7 @@ static inline void __iomem *sil_scr_addr(struct ata_port *ap, unsigned int sc_re
 		break;
 	}
 
-	return 0;
+	return NULL;
 }
 
 static u32 sil_scr_read (struct ata_port *ap, unsigned int sc_reg)
@@ -386,9 +388,15 @@ static void sil_host_intr(struct ata_port *ap, u32 bmdma2)
 		goto freeze;
 	}
 
-	if (unlikely(!qc || qc->tf.ctl & ATA_NIEN))
+	if (unlikely(!qc))
 		goto freeze;
 
+	if (unlikely(qc->tf.flags & ATA_TFLAG_POLLING)) {
+		/* this sometimes happens, just clear IRQ */
+		ata_chk_status(ap);
+		return;
+	}
+
 	/* Check whether we are expecting interrupt in this state */
 	switch (ap->hsm_task_state) {
 	case HSM_ST_FIRST: