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| author |   Peter Huewe <peterhuewe@gmx.de> | 2013-05-13 23:41:48 +0200 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-05-16 16:02:34 -0700 |
| commit | 986eb9fad5da8bc498eb9d15d61efae4c4c407c1 (patch) | |
| tree | 85fcc64f8386fddf5da95d063c4192f9754867b3 /drivers/staging/xgifb | |
| parent | staging/xgifb: Consolidate function almost identical calls in XGINew_GetXG21Sense (diff) | |
| download | linux-dev-986eb9fad5da8bc498eb9d15d61efae4c4c407c1.tar.xz linux-dev-986eb9fad5da8bc498eb9d15d61efae4c4c407c1.zip | |
staging/xgifb: Remove unnecessary binary calculation in GetXG27FPBits
If temp <= 2 no other bits than the lowest two (0x03) can be set anyway
-> this operation can be removed.
Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/xgifb')
| -rw-r--r-- | drivers/staging/xgifb/vb_init.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/staging/xgifb/vb_init.c b/drivers/staging/xgifb/vb_init.c index ba8796fb66d6..090c424d4670 100644 --- a/drivers/staging/xgifb/vb_init.c +++ b/drivers/staging/xgifb/vb_init.c @@ -1177,9 +1177,7 @@ static unsigned char GetXG27FPBits(struct vb_device_info *pVBInfo) /* enable GPIOA/B/C read */ xgifb_reg_and_or(pVBInfo->P3d4, 0x4A, ~0x03, 0x03); temp = xgifb_reg_get(pVBInfo->P3d4, 0x48); - if (temp <= 2) - temp &= 0x03; - else + if (temp > 2) temp = ((temp & 0x04) >> 1) | ((~temp) & 0x01); xgifb_reg_set(pVBInfo->P3d4, 0x4A, CR4A); |