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mtip32xx: fix incorrect value set for drv_cleanup_done, and re-initialize and start port in mtip_restart_port()

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This patch includes two changes:
	* fix incorrect value set for drv_cleanup_done
	* re-initialize and start port in mtip_restart_port()

Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com>
Signed-off-by: Sam Bradshaw <sbradshaw@micron.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Asai Thambi S P 2012-03-23 12:33:03 +01:00 committed by Jens Axboe
parent bc67f63650
commit 22be2e6e13
1 changed files with 8 additions and 11 deletions
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19
drivers/block/mtip32xx/mtip32xx.c
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@ -422,6 +422,10 @@ static void mtip_init_port(struct mtip_port *port)
/* Clear any pending interrupts for this port */
writel(readl(port->mmio + PORT_IRQ_STAT), port->mmio + PORT_IRQ_STAT);
/* Clear any pending interrupts on the HBA. */
writel(readl(port->dd->mmio + HOST_IRQ_STAT),
port->dd->mmio + HOST_IRQ_STAT);
/* Enable port interrupts */
writel(DEF_PORT_IRQ, port->mmio + PORT_IRQ_MASK);
}
@ -490,11 +494,9 @@ static void mtip_restart_port(struct mtip_port *port)
dev_warn(&port->dd->pdev->dev,
"COM reset failed\n");
/* Clear SError, the PxSERR.DIAG.x should be set so clear it */
writel(readl(port->mmio + PORT_SCR_ERR), port->mmio + PORT_SCR_ERR);
mtip_init_port(port);
mtip_start_port(port);
/* Enable the DMA engine */
mtip_enable_engine(port, 1);
}
/*
@ -3359,9 +3361,6 @@ static int mtip_pci_probe(struct pci_dev *pdev,
return -ENOMEM;
}
/* Set the atomic variable as 1 in case of SRSI */
atomic_set(&dd->drv_cleanup_done, true);
atomic_set(&dd->resumeflag, false);
/* Attach the private data to this PCI device. */
@ -3434,8 +3433,8 @@ static int mtip_pci_probe(struct pci_dev *pdev,
pci_set_drvdata(pdev, NULL);
return rv;
done:
/* Set the atomic variable as 0 in case of SRSI */
atomic_set(&dd->drv_cleanup_done, true);
/* Set the atomic variable as 0 */
atomic_set(&dd->drv_cleanup_done, false);
return rv;
}
@ -3463,8 +3462,6 @@ static void mtip_pci_remove(struct pci_dev *pdev)
}
}
}
/* Set the atomic variable as 1 in case of SRSI */
atomic_set(&dd->drv_cleanup_done, true);
/* Clean up the block layer. */
mtip_block_remove(dd);