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authorMartyn Welch <martyn.welch@ge.com>2013-06-11 17:03:14 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-06-17 16:41:50 -0700
commit2981795cc0c02d12d0e231bfe22480564b937cd5 (patch)
tree57f68379f098b7b32e890b38f6e0bdfb8c7694c6 /drivers/vme
parente31c51e4a1d11ed0b61557ca9da9cf18c8855531 (diff)
downloadblackbird-obmc-linux-2981795cc0c02d12d0e231bfe22480564b937cd5.tar.gz
blackbird-obmc-linux-2981795cc0c02d12d0e231bfe22480564b937cd5.zip
vme: tsi148: CR/CSR logic arround the wrong way
The logic in the init routine for the TSI148 is inverted. It isn't switching on the CR/CSR space when it should be and is reporting it's on when its not. Correct the logic to do the right thing. Reported-by: De Roo, Steven <steven.deroo@arcelormittal.com> Signed-off-by: Martyn Welch <martyn.welch@ge.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/vme')
-rw-r--r--drivers/vme/bridges/vme_tsi148.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/vme/bridges/vme_tsi148.c b/drivers/vme/bridges/vme_tsi148.c
index 94ce64d7a5f6..c04600e26a38 100644
--- a/drivers/vme/bridges/vme_tsi148.c
+++ b/drivers/vme/bridges/vme_tsi148.c
@@ -2300,12 +2300,13 @@ static int tsi148_crcsr_init(struct vme_bridge *tsi148_bridge,
dev_info(tsi148_bridge->parent, "CR/CSR Offset: %d\n", cbar);
crat = ioread32be(bridge->base + TSI148_LCSR_CRAT);
- if (crat & TSI148_LCSR_CRAT_EN) {
+ if (crat & TSI148_LCSR_CRAT_EN)
+ dev_info(tsi148_bridge->parent, "CR/CSR already enabled\n");
+ else {
dev_info(tsi148_bridge->parent, "Enabling CR/CSR space\n");
iowrite32be(crat | TSI148_LCSR_CRAT_EN,
bridge->base + TSI148_LCSR_CRAT);
- } else
- dev_info(tsi148_bridge->parent, "CR/CSR already enabled\n");
+ }
/* If we want flushed, error-checked writes, set up a window
* over the CR/CSR registers. We read from here to safely flush
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