diff options
| author | Aaro Koskinen <aaro.koskinen@iki.fi> | 2011-11-27 23:03:09 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-11-28 06:20:12 +0900 |
| commit | 0ebf538b8ad274c621869b5008779b36c684609a (patch) | |
| tree | 10b665ca3dd4151d12387164e7c0db7ee637de0b /drivers | |
| parent | a2d08cf38ab73910abaee0c75222bd1baa0c62f8 (diff) | |
staging: xgifb: vb_setmode: make XGI_XG21BLSignalVDD() static
XGI_XG21BLSignalVDD() can be made static. Move the function, so that
forward declaration is not needed.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/staging/xgifb/vb_setmode.c | 70 | ||||
| -rw-r--r-- | drivers/staging/xgifb/vb_setmode.h | 3 |
2 files changed, 35 insertions, 38 deletions
diff --git a/drivers/staging/xgifb/vb_setmode.c b/drivers/staging/xgifb/vb_setmode.c index 8069246c3607..abf89763fddb 100644 --- a/drivers/staging/xgifb/vb_setmode.c +++ b/drivers/staging/xgifb/vb_setmode.c @@ -3753,6 +3753,41 @@ static unsigned char XGI_XG27GetPSCValue(struct vb_device_info *pVBInfo) return temp; } +/*----------------------------------------------------------------------------*/ +/* input */ +/* bl[5] : 1;LVDS signal on */ +/* bl[1] : 1;LVDS backlight on */ +/* bl[0] : 1:LVDS VDD on */ +/* bh: 100000b : clear bit 5, to set bit5 */ +/* 000010b : clear bit 1, to set bit1 */ +/* 000001b : clear bit 0, to set bit0 */ +/*----------------------------------------------------------------------------*/ +static void XGI_XG21BLSignalVDD(unsigned short tempbh, unsigned short tempbl, + struct vb_device_info *pVBInfo) +{ + unsigned char CR4A, temp; + + CR4A = xgifb_reg_get(pVBInfo->P3d4, 0x4A); + tempbh &= 0x23; + tempbl &= 0x23; + xgifb_reg_and(pVBInfo->P3d4, 0x4A, ~tempbh); /* enable GPIO write */ + + if (tempbh & 0x20) { + temp = (tempbl >> 4) & 0x02; + + /* CR B4[1] */ + xgifb_reg_and_or(pVBInfo->P3d4, 0xB4, ~0x02, temp); + + } + + temp = xgifb_reg_get(pVBInfo->P3d4, 0x48); + + temp = XG21GPIODataTransfer(temp); + temp &= ~tempbh; + temp |= tempbl; + xgifb_reg_set(pVBInfo->P3d4, 0x48, temp); +} + void XGI_DisplayOn(struct xgi_hw_device_info *pXGIHWDE, struct vb_device_info *pVBInfo) { @@ -5948,41 +5983,6 @@ static void XGI_DisableGatingCRT(struct xgi_hw_device_info *HwDeviceExtension, xgifb_reg_and_or(pVBInfo->P3d4, 0x63, 0xBF, 0x00); } -/*----------------------------------------------------------------------------*/ -/* input */ -/* bl[5] : 1;LVDS signal on */ -/* bl[1] : 1;LVDS backlight on */ -/* bl[0] : 1:LVDS VDD on */ -/* bh: 100000b : clear bit 5, to set bit5 */ -/* 000010b : clear bit 1, to set bit1 */ -/* 000001b : clear bit 0, to set bit0 */ -/*----------------------------------------------------------------------------*/ -void XGI_XG21BLSignalVDD(unsigned short tempbh, unsigned short tempbl, - struct vb_device_info *pVBInfo) -{ - unsigned char CR4A, temp; - - CR4A = xgifb_reg_get(pVBInfo->P3d4, 0x4A); - tempbh &= 0x23; - tempbl &= 0x23; - xgifb_reg_and(pVBInfo->P3d4, 0x4A, ~tempbh); /* enable GPIO write */ - - if (tempbh & 0x20) { - temp = (tempbl >> 4) & 0x02; - - /* CR B4[1] */ - xgifb_reg_and_or(pVBInfo->P3d4, 0xB4, ~0x02, temp); - - } - - temp = xgifb_reg_get(pVBInfo->P3d4, 0x48); - - temp = XG21GPIODataTransfer(temp); - temp &= ~tempbh; - temp |= tempbl; - xgifb_reg_set(pVBInfo->P3d4, 0x48, temp); -} - void XGI_XG27BLSignalVDD(unsigned short tempbh, unsigned short tempbl, struct vb_device_info *pVBInfo) { diff --git a/drivers/staging/xgifb/vb_setmode.h b/drivers/staging/xgifb/vb_setmode.h index 9cc0f0d9306f..096646349dce 100644 --- a/drivers/staging/xgifb/vb_setmode.h +++ b/drivers/staging/xgifb/vb_setmode.h @@ -47,9 +47,6 @@ extern unsigned short XGI_GetRatePtrCRT2(struct xgi_hw_device_info *pXGIHWDE, unsigned short ModeNo, unsigned short ModeIdIndex, struct vb_device_info *); -extern void XGI_XG21BLSignalVDD(unsigned short tempbh, - unsigned short tempbl, - struct vb_device_info *pVBInfo); extern void XGI_XG27BLSignalVDD(unsigned short tempbh, unsigned short tempbl, struct vb_device_info *pVBInfo); |