Re: [PATCH 1/1] Net: e100, fix iomap mem accesses

[Jeff Garzik]

Jiri Slaby wrote:
> readX functions are not permitted on iomap-ped space change to ioreadX,
> also pci_unmap pci_map-ped space on exit (instead of iounmap).
>
> Signed-off-by: Jiri Slaby <jirislaby@xxxxxxxxx>
> ---
>  drivers/net/e100.c |    8 ++++----
>  1 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/net/e100.c b/drivers/net/e100.c
> index 51cf577..47548ef 100644
> --- a/drivers/net/e100.c
> +++ b/drivers/net/e100.c
> @@ -1836,7 +1836,7 @@ static int e100_rx_indicate(struct nic *nic, struct rx *rx,
>  		if ((le16_to_cpu(rfd->command) & cb_el) &&
>  		    (RU_RUNNING == nic->ru_running))
>  
> -			if (readb(&nic->csr->scb.status) & rus_no_res)
> +			if (ioread8(&nic->csr->scb.status) & rus_no_res)
>  				nic->ru_running = RU_SUSPENDED;
>  		return -ENODATA;
>  	}
> @@ -1859,7 +1859,7 @@ static int e100_rx_indicate(struct nic *nic, struct rx *rx,
>  	if ((le16_to_cpu(rfd->command) & cb_el) &&
>  	    (RU_RUNNING == nic->ru_running)) {
>  
> -	    if (readb(&nic->csr->scb.status) & rus_no_res)
> +	    if (ioread8(&nic->csr->scb.status) & rus_no_res)
>  		nic->ru_running = RU_SUSPENDED;
>  	}
>  
> @@ -1958,7 +1958,7 @@ static void e100_rx_clean(struct nic *nic, unsigned int *work_done,
>  
>  	if(restart_required) {
>  		// ack the rnr?
> -		writeb(stat_ack_rnr, &nic->csr->scb.stat_ack);
> +		iowrite8(stat_ack_rnr, &nic->csr->scb.stat_ack);
>  		e100_start_receiver(nic, nic->rx_to_clean);
>  		if(work_done)
>  			(*work_done)++;
> @@ -2774,7 +2774,7 @@ static void __devexit e100_remove(struct pci_dev *pdev)
>  		struct nic *nic = netdev_priv(netdev);
>  		unregister_netdev(netdev);
>  		e100_free(nic);
> -		iounmap(nic->csr);
> +		pci_iounmap(pdev, nic->csr);
>  		free_netdev(netdev);
>  		pci_release_regions(pdev);

ACK, but patch doesn't seem to apply...


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