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| author | Jeff Garzik <jeff@garzik.org> | 2006-04-11 13:12:34 -0400 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-04-11 13:12:34 -0400 |
| commit | 35bb94b116e1fd4959ef0d3187458b5820eac8c4 (patch) | |
| tree | 48a05166c489838d04429279a2886ac6a32b20c9 /include/linux/libata.h | |
| parent | 381544bba3ae6f2f1004b267da34f840b469033c (diff) | |
| download | lwn-35bb94b116e1fd4959ef0d3187458b5820eac8c4.tar.gz lwn-35bb94b116e1fd4959ef0d3187458b5820eac8c4.zip | |
libata: Add helper ata_shost_to_port()
Diffstat (limited to 'include/linux/libata.h')
| -rw-r--r-- | include/linux/libata.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/libata.h b/include/linux/libata.h index 2564bc514bca..fe0a1dcc76c2 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -33,6 +33,7 @@ #include <asm/io.h> #include <linux/ata.h> #include <linux/workqueue.h> +#include <scsi/scsi_host.h> /* * compile-time options: to be removed as soon as all the drivers are @@ -977,4 +978,9 @@ static inline void ata_pad_free(struct ata_port *ap, struct device *dev) dma_free_coherent(dev, ATA_DMA_PAD_BUF_SZ, ap->pad, ap->pad_dma); } +static inline struct ata_port *ata_shost_to_port(struct Scsi_Host *host) +{ + return (struct ata_port *) &host->hostdata[0]; +} + #endif /* __LINUX_LIBATA_H__ */ |