From 643be977f9feba8c3c1e768fc06cac84596ec6f8 Mon Sep 17 00:00:00 2001 From: Tejun Heo Date: Tue, 11 Apr 2006 22:22:29 +0900 Subject: [PATCH] [PATCH] sata_sil24: better error message from softreset Improve softreset error message. Signed-off-by: Tejun Heo Signed-off-by: Jeff Garzik --- drivers/scsi/sata_sil24.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/sata_sil24.c b/drivers/scsi/sata_sil24.c index 24eed37a063f..d6cfd8eb29b9 100644 --- a/drivers/scsi/sata_sil24.c +++ b/drivers/scsi/sata_sil24.c @@ -434,6 +434,7 @@ static int sil24_softreset(struct ata_port *ap, unsigned int *class) dma_addr_t paddr = pp->cmd_block_dma; unsigned long timeout = jiffies + ATA_TMOUT_BOOT; u32 irq_enable, irq_stat; + const char *reason; DPRINTK("ENTER\n"); @@ -473,8 +474,11 @@ static int sil24_softreset(struct ata_port *ap, unsigned int *class) writel(irq_enable, port + PORT_IRQ_ENABLE_SET); if (!(irq_stat & PORT_IRQ_COMPLETE)) { - printk(KERN_ERR "ata%u: softreset failed (timeout)\n", ap->id); - return -EIO; + if (irq_stat & PORT_IRQ_ERROR) + reason = "SRST command error"; + else + reason = "timeout"; + goto err; } sil24_update_tf(ap); @@ -486,6 +490,10 @@ static int sil24_softreset(struct ata_port *ap, unsigned int *class) out: DPRINTK("EXIT, class=%u\n", *class); return 0; + + err: + printk(KERN_ERR "ata%u: softreset failed (%s)\n", ap->id, reason); + return -EIO; } static int sil24_hardreset(struct ata_port *ap, unsigned int *class)