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authorPaul Bolle <pebolle@tiscali.nl>2014-05-04 13:50:29 +0200
committerNitin Garg <nitin.garg@freescale.com>2015-09-17 08:58:41 -0500
commit5be2c3842d154b83d1b8dd58e420d0aea3b01807 (patch)
tree6c92bf9f7e999805a7d5c08efe25eb4b65d523d2
parent1c7cfded0d6882e04851cd0e183d72ec141c8152 (diff)
libata-sff: remove dead code
Ever since v2.6.19 the code contains a check for CONFIG_NO_ATA_LEGACY. But that macro has never been defined. Apparently no one ran into problems on platforms that do not support compatibility mode. So remove this code that has been dead for over seven years. Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Signed-off-by: Tejun Heo <tj@kernel.org> (cherry picked from commit 8612b4b4f964b935029c3388c8484a66e41bf71e)
-rw-r--r--drivers/ata/libata-sff.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 136803c47cdb..2e86e3b85266 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -2443,15 +2443,6 @@ int ata_pci_sff_activate_host(struct ata_host *host,
mask = (1 << 2) | (1 << 0);
if ((tmp8 & mask) != mask)
legacy_mode = 1;
-#if defined(CONFIG_NO_ATA_LEGACY)
- /* Some platforms with PCI limits cannot address compat
- port space. In that case we punt if their firmware has
- left a device in compatibility mode */
- if (legacy_mode) {
- printk(KERN_ERR "ata: Compatibility mode ATA is not supported on this platform, skipping.\n");
- return -EOPNOTSUPP;
- }
-#endif
}
if (!devres_open_group(dev, NULL, GFP_KERNEL))