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Groups > linux.kernel > #1358499
| From | Finn Thain <fthain@telegraphics.com.au> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v2 15/22] dmx3191d: Drop max_sectors limit |
| Date | 2016-03-16 04:40 +0100 |
| Message-ID | <rdats-3a4-31@gated-at.bofh.it> (permalink) |
| References | <rdatr-3a4-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
The dmx3191d driver is not capable of DMA or PDMA so all transfers use PIO. Now that large slow PIO transfers periodically stop and call cond_resched(), the max_sectors limit can go away. Signed-off-by: Finn Thain <fthain@telegraphics.com.au> Reviewed-by: Hannes Reinecke <hare@suse.com> --- drivers/scsi/dmx3191d.c | 1 - 1 file changed, 1 deletion(-) Index: linux/drivers/scsi/dmx3191d.c =================================================================== --- linux.orig/drivers/scsi/dmx3191d.c 2016-03-16 14:18:20.000000000 +1100 +++ linux/drivers/scsi/dmx3191d.c 2016-03-16 14:18:30.000000000 +1100 @@ -67,7 +67,6 @@ static struct scsi_host_template dmx3191 .cmd_per_lun = 2, .use_clustering = DISABLE_CLUSTERING, .cmd_size = NCR5380_CMD_SIZE, - .max_sectors = 128, }; static int dmx3191d_probe_one(struct pci_dev *pdev,
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[PATCH v2 00/22] ncr5380: Eliminate macros, reduce code duplication, fix bugs etc Finn Thain <fthain@telegraphics.com.au> - 2016-03-16 04:40 +0100 [PATCH v2 11/22] atari_scsi: Adopt NCR5380.c core driver Finn Thain <fthain@telegraphics.com.au> - 2016-03-16 04:40 +0100 [PATCH v2 04/22] atari_NCR5380: Remove DMA_MIN_SIZE macro Finn Thain <fthain@telegraphics.com.au> - 2016-03-16 04:40 +0100 [PATCH v2 03/22] ncr5380: Remove REAL_DMA and REAL_DMA_POLL macros Finn Thain <fthain@telegraphics.com.au> - 2016-03-16 04:40 +0100 [PATCH v2 20/22] atari_scsi: Set a reasonable default for cmd_per_lun Finn Thain <fthain@telegraphics.com.au> - 2016-03-16 04:40 +0100 [PATCH v2 15/22] dmx3191d: Drop max_sectors limit Finn Thain <fthain@telegraphics.com.au> - 2016-03-16 04:40 +0100 [PATCH v2 12/22] sun3_scsi: Adopt NCR5380.c core driver Finn Thain <fthain@telegraphics.com.au> - 2016-03-16 04:40 +0100 [PATCH v2 10/22] ncr5380: Merge DMA implementation from atari_NCR5380 core driver Finn Thain <fthain@telegraphics.com.au> - 2016-03-16 04:40 +0100 [PATCH v2 22/22] mac_scsi: Fix pseudo DMA implementation Finn Thain <fthain@telegraphics.com.au> - 2016-03-16 04:40 +0100 [PATCH v2 08/22] ncr5380: Use DMA hooks for PDMA Finn Thain <fthain@telegraphics.com.au> - 2016-03-16 04:40 +0100 [PATCH v2 05/22] ncr5380: Disable the DMA errata workaround flag by default Finn Thain <fthain@telegraphics.com.au> - 2016-03-16 04:40 +0100 [PATCH v2 18/22] ncr5380: Remove DONT_USE_INTR and AUTOPROBE_IRQ macros Finn Thain <fthain@telegraphics.com.au> - 2016-03-16 04:40 +0100 [PATCH v2 16/22] ncr5380: Fix register decoding for debugging Finn Thain <fthain@telegraphics.com.au> - 2016-03-16 04:40 +0100 [PATCH v2 02/22] ncr5380: Remove FLAG_NO_PSEUDO_DMA where possible Finn Thain <fthain@telegraphics.com.au> - 2016-03-16 04:40 +0100 [PATCH v2 19/22] ncr5380: Update usage documentation Finn Thain <fthain@telegraphics.com.au> - 2016-03-16 04:40 +0100
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