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scsi: g_NCR5380: Use unambiguous terminology for PDMA send and receive
The word "read" may be used to mean "DMA read operation" or "SCSI READ command", though a READ command implies writing to memory. Signed-off-by: Finn Thain <fthain@telegraphics.com.au> Tested-by: Ondrej Zary <linux@rainbow-software.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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@ -48,8 +48,8 @@
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int pdma_residual
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#define NCR5380_dma_xfer_len generic_NCR5380_dma_xfer_len
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#define NCR5380_dma_recv_setup generic_NCR5380_pread
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#define NCR5380_dma_send_setup generic_NCR5380_pwrite
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#define NCR5380_dma_recv_setup generic_NCR5380_precv
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#define NCR5380_dma_send_setup generic_NCR5380_psend
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#define NCR5380_dma_residual generic_NCR5380_dma_residual
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#define NCR5380_intr generic_NCR5380_intr
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@ -481,7 +481,7 @@ static void generic_NCR5380_release_resources(struct Scsi_Host *instance)
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}
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/**
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* generic_NCR5380_pread - pseudo DMA read
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* generic_NCR5380_precv - pseudo DMA receive
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* @hostdata: scsi host private data
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* @dst: buffer to write into
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* @len: transfer size
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@ -489,7 +489,7 @@ static void generic_NCR5380_release_resources(struct Scsi_Host *instance)
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* Perform a pseudo DMA mode receive from a 53C400 or equivalent device.
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*/
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static inline int generic_NCR5380_pread(struct NCR5380_hostdata *hostdata,
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static inline int generic_NCR5380_precv(struct NCR5380_hostdata *hostdata,
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unsigned char *dst, int len)
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{
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int blocks = len / 128;
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@ -557,7 +557,7 @@ out_wait:
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}
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/**
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* generic_NCR5380_pwrite - pseudo DMA write
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* generic_NCR5380_psend - pseudo DMA send
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* @hostdata: scsi host private data
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* @src: buffer to read from
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* @len: transfer size
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@ -565,8 +565,8 @@ out_wait:
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* Perform a pseudo DMA mode send to a 53C400 or equivalent device.
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*/
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static inline int generic_NCR5380_pwrite(struct NCR5380_hostdata *hostdata,
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unsigned char *src, int len)
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static inline int generic_NCR5380_psend(struct NCR5380_hostdata *hostdata,
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unsigned char *src, int len)
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{
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int blocks = len / 128;
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int start = 0;
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