u16 xres=0, yres, myres;
#ifdef CONFIG_FB_SIS_300
- if(ivideo->sisvga_engine == SIS_300_VGA) {
- if(!(sisbios_mode[myindex].chipset & MD_SIS300))
+ if (ivideo->sisvga_engine == SIS_300_VGA) {
+ if (!(sisbios_mode[myindex].chipset & MD_SIS300))
return -1 ;
}
#endif
#ifdef CONFIG_FB_SIS_315
- if(ivideo->sisvga_engine == SIS_315_VGA) {
- if(!(sisbios_mode[myindex].chipset & MD_SIS315))
+ if (ivideo->sisvga_engine == SIS_315_VGA) {
+ if (!(sisbios_mode[myindex].chipset & MD_SIS315))
return -1;
}
#endif
myres = sisbios_mode[myindex].yres;
- switch(vbflags & VB_DISPTYPE_DISP2) {
+ switch (vbflags & VB_DISPTYPE_DISP2) {
case CRT2_LCD:
xres = ivideo->lcdxres; yres = ivideo->lcdyres;
- if((ivideo->SiS_Pr.SiS_CustomT != CUT_PANEL848) &&
- (ivideo->SiS_Pr.SiS_CustomT != CUT_PANEL856)) {
- if(sisbios_mode[myindex].xres > xres)
+ if ((ivideo->SiS_Pr.SiS_CustomT != CUT_PANEL848) &&
+ (ivideo->SiS_Pr.SiS_CustomT != CUT_PANEL856)) {
+ if (sisbios_mode[myindex].xres > xres)
return -1;
- if(myres > yres)
+ if (myres > yres)
return -1;
}
- if(ivideo->sisfb_fstn) {
- if(sisbios_mode[myindex].xres == 320) {
- if(myres == 240) {
- switch(sisbios_mode[myindex].mode_no[1]) {
+ if (ivideo->sisfb_fstn) {
+ if (sisbios_mode[myindex].xres == 320) {
+ if (myres == 240) {
+ switch (sisbios_mode[myindex].mode_no[1]) {
case 0x50: myindex = MODE_FSTN_8; break;
case 0x56: myindex = MODE_FSTN_16; break;
case 0x53: return -1;
}
}
- if(SiS_GetModeID_LCD(ivideo->sisvga_engine, vbflags, sisbios_mode[myindex].xres,
+ if (SiS_GetModeID_LCD(ivideo->sisvga_engine, vbflags, sisbios_mode[myindex].xres,
sisbios_mode[myindex].yres, 0, ivideo->sisfb_fstn,
ivideo->SiS_Pr.SiS_CustomT, xres, yres, ivideo->vbflags2) < 0x14) {
return -1;
break;
case CRT2_TV:
- if(SiS_GetModeID_TV(ivideo->sisvga_engine, vbflags, sisbios_mode[myindex].xres,
+ if (SiS_GetModeID_TV(ivideo->sisvga_engine, vbflags, sisbios_mode[myindex].xres,
sisbios_mode[myindex].yres, 0, ivideo->vbflags2) < 0x14) {
return -1;
}
break;
case CRT2_VGA:
- if(SiS_GetModeID_VGA2(ivideo->sisvga_engine, vbflags, sisbios_mode[myindex].xres,
+ if (SiS_GetModeID_VGA2(ivideo->sisvga_engine, vbflags, sisbios_mode[myindex].xres,
sisbios_mode[myindex].yres, 0, ivideo->vbflags2) < 0x14) {
return -1;
}
static void sisfb_sense_crt1(struct sis_video_info *ivideo)
{
- bool mustwait = false;
- u8 sr1F, cr17;
+ bool mustwait = false;
+ u8 sr1F, cr17;
#ifdef CONFIG_FB_SIS_315
- u8 cr63=0;
+ u8 cr63 = 0;
#endif
- u16 temp = 0xffff;
- int i;
+ u16 temp = 0xffff;
+ int i;
+
+ sr1F = SiS_GetReg(SISSR, 0x1F);
+ SiS_SetRegOR(SISSR, 0x1F, 0x04);
+ SiS_SetRegAND(SISSR, 0x1F, 0x3F);
- sr1F = SiS_GetReg(SISSR, 0x1F);
- SiS_SetRegOR(SISSR, 0x1F, 0x04);
- SiS_SetRegAND(SISSR, 0x1F, 0x3F);
- if(sr1F & 0xc0) mustwait = true;
+ if (sr1F & 0xc0)
+ mustwait = true;
#ifdef CONFIG_FB_SIS_315
- if(ivideo->sisvga_engine == SIS_315_VGA) {
- cr63 = SiS_GetReg(SISCR, ivideo->SiS_Pr.SiS_MyCR63);
- cr63 &= 0x40;
- SiS_SetRegAND(SISCR, ivideo->SiS_Pr.SiS_MyCR63, 0xBF);
- }
+ if (ivideo->sisvga_engine == SIS_315_VGA) {
+ cr63 = SiS_GetReg(SISCR, ivideo->SiS_Pr.SiS_MyCR63);
+ cr63 &= 0x40;
+ SiS_SetRegAND(SISCR, ivideo->SiS_Pr.SiS_MyCR63, 0xBF);
+ }
#endif
- cr17 = SiS_GetReg(SISCR, 0x17);
- cr17 &= 0x80;
- if(!cr17) {
- SiS_SetRegOR(SISCR, 0x17, 0x80);
- mustwait = true;
- SiS_SetReg(SISSR, 0x00, 0x01);
- SiS_SetReg(SISSR, 0x00, 0x03);
- }
+ cr17 = SiS_GetReg(SISCR, 0x17);
+ cr17 &= 0x80;
- if(mustwait) {
- for(i=0; i < 10; i++) sisfbwaitretracecrt1(ivideo);
- }
+ if (!cr17) {
+ SiS_SetRegOR(SISCR, 0x17, 0x80);
+ mustwait = true;
+ SiS_SetReg(SISSR, 0x00, 0x01);
+ SiS_SetReg(SISSR, 0x00, 0x03);
+ }
+ if (mustwait) {
+ for (i = 0; i < 10; i++)
+ sisfbwaitretracecrt1(ivideo);
+ }
#ifdef CONFIG_FB_SIS_315
- if(ivideo->chip >= SIS_330) {
- SiS_SetRegAND(SISCR, 0x32, ~0x20);
- if(ivideo->chip >= SIS_340) {
- SiS_SetReg(SISCR, 0x57, 0x4a);
- } else {
- SiS_SetReg(SISCR, 0x57, 0x5f);
- }
- SiS_SetRegOR(SISCR, 0x53, 0x02);
- while ((SiS_GetRegByte(SISINPSTAT)) & 0x01) break;
- while (!((SiS_GetRegByte(SISINPSTAT)) & 0x01)) break;
- if ((SiS_GetRegByte(SISMISCW)) & 0x10) temp = 1;
- SiS_SetRegAND(SISCR, 0x53, 0xfd);
- SiS_SetRegAND(SISCR, 0x57, 0x00);
- }
+ if (ivideo->chip >= SIS_330) {
+ SiS_SetRegAND(SISCR, 0x32, ~0x20);
+ if (ivideo->chip >= SIS_340)
+ SiS_SetReg(SISCR, 0x57, 0x4a);
+ else
+ SiS_SetReg(SISCR, 0x57, 0x5f);
+
+ SiS_SetRegOR(SISCR, 0x53, 0x02);
+ while ((SiS_GetRegByte(SISINPSTAT)) & 0x01)
+ break;
+ while (!((SiS_GetRegByte(SISINPSTAT)) & 0x01))
+ break;
+ if ((SiS_GetRegByte(SISMISCW)) & 0x10)
+ temp = 1;
+
+ SiS_SetRegAND(SISCR, 0x53, 0xfd);
+ SiS_SetRegAND(SISCR, 0x57, 0x00);
+ }
#endif
- if(temp == 0xffff) {
- i = 3;
- do {
- temp = SiS_HandleDDC(&ivideo->SiS_Pr, ivideo->vbflags,
- ivideo->sisvga_engine, 0, 0, NULL, ivideo->vbflags2);
- } while(((temp == 0) || (temp == 0xffff)) && i--);
+ if (temp == 0xffff) {
+ i = 3;
- if((temp == 0) || (temp == 0xffff)) {
- if(sisfb_test_DDC1(ivideo)) temp = 1;
- }
- }
+ do {
+ temp = SiS_HandleDDC(&ivideo->SiS_Pr, ivideo->vbflags,
+ ivideo->sisvga_engine, 0, 0, NULL, ivideo->vbflags2);
+ } while (((temp == 0) || (temp == 0xffff)) && i--);
- if((temp) && (temp != 0xffff)) {
- SiS_SetRegOR(SISCR, 0x32, 0x20);
- }
+ if ((temp == 0) || (temp == 0xffff)) {
+ if (sisfb_test_DDC1(ivideo))
+ temp = 1;
+ }
+ }
+
+ if ((temp) && (temp != 0xffff))
+ SiS_SetRegOR(SISCR, 0x32, 0x20);
#ifdef CONFIG_FB_SIS_315
- if(ivideo->sisvga_engine == SIS_315_VGA) {
- SiS_SetRegANDOR(SISCR, ivideo->SiS_Pr.SiS_MyCR63, 0xBF, cr63);
- }
+ if (ivideo->sisvga_engine == SIS_315_VGA)
+ SiS_SetRegANDOR(SISCR, ivideo->SiS_Pr.SiS_MyCR63, 0xBF, cr63);
#endif
- SiS_SetRegANDOR(SISCR, 0x17, 0x7F, cr17);
-
- SiS_SetReg(SISSR, 0x1F, sr1F);
+ SiS_SetRegANDOR(SISCR, 0x17, 0x7F, cr17);
+ SiS_SetReg(SISSR, 0x1F, sr1F);
}
/* Determine and detect attached devices on SiS30x */
ivideo->SiS_Pr.PanelSelfDetected = false;
/* LCD detection only for TMDS bridges */
- if(!(ivideo->vbflags2 & VB2_SISTMDSBRIDGE))
+ if (!(ivideo->vbflags2 & VB2_SISTMDSBRIDGE))
return;
- if(ivideo->vbflags2 & VB2_30xBDH)
+ if (ivideo->vbflags2 & VB2_30xBDH)
return;
/* If LCD already set up by BIOS, skip it */
reg = SiS_GetReg(SISCR, 0x32);
- if(reg & 0x08)
+ if (reg & 0x08)
return;
realcrtno = 1;
- if(ivideo->SiS_Pr.DDCPortMixup)
+ if (ivideo->SiS_Pr.DDCPortMixup)
realcrtno = 0;
/* Check DDC capabilities */
temp = SiS_HandleDDC(&ivideo->SiS_Pr, ivideo->vbflags, ivideo->sisvga_engine,
realcrtno, 0, &buffer[0], ivideo->vbflags2);
- if((!temp) || (temp == 0xffff) || (!(temp & 0x02)))
+ if ((!temp) || (temp == 0xffff) || (!(temp & 0x02)))
return;
/* Read DDC data */
temp = SiS_HandleDDC(&ivideo->SiS_Pr, ivideo->vbflags,
ivideo->sisvga_engine, realcrtno, 1,
&buffer[0], ivideo->vbflags2);
- } while((temp) && i--);
+ } while ((temp) && i--);
- if(temp)
+ if (temp)
return;
/* No digital device */
- if(!(buffer[0x14] & 0x80))
+ if (!(buffer[0x14] & 0x80))
return;
/* First detailed timing preferred timing? */
- if(!(buffer[0x18] & 0x02))
+ if (!(buffer[0x18] & 0x02))
return;
xres = buffer[0x38] | ((buffer[0x3a] & 0xf0) << 4);
switch(xres) {
case 1024:
- if(yres == 768)
+ if (yres == 768)
paneltype = 0x02;
break;
case 1280:
- if(yres == 1024)
+ if (yres == 1024)
paneltype = 0x03;
break;
case 1600:
- if((yres == 1200) && (ivideo->vbflags2 & VB2_30xC))
+ if ((yres == 1200) && (ivideo->vbflags2 & VB2_30xC))
paneltype = 0x0b;
break;
}
- if(!paneltype)
+ if (!paneltype)
return;
- if(buffer[0x23])
+ if (buffer[0x23])
cr37 |= 0x10;
- if((buffer[0x47] & 0x18) == 0x18)
+ if ((buffer[0x47] & 0x18) == 0x18)
cr37 |= ((((buffer[0x47] & 0x06) ^ 0x06) << 5) | 0x20);
else
cr37 |= 0xc0;
static int SISDoSense(struct sis_video_info *ivideo, u16 type, u16 test)
{
- int temp, mytest, result, i, j;
-
- for(j = 0; j < 10; j++) {
- result = 0;
- for(i = 0; i < 3; i++) {
- mytest = test;
- SiS_SetReg(SISPART4, 0x11, (type & 0x00ff));
- temp = (type >> 8) | (mytest & 0x00ff);
- SiS_SetRegANDOR(SISPART4, 0x10, 0xe0, temp);
- SiS_DDC2Delay(&ivideo->SiS_Pr, 0x1500);
- mytest >>= 8;
- mytest &= 0x7f;
- temp = SiS_GetReg(SISPART4, 0x03);
- temp ^= 0x0e;
- temp &= mytest;
- if(temp == mytest) result++;
+ int temp, mytest, result, i, j;
+
+ for (j = 0; j < 10; j++) {
+ result = 0;
+ for (i = 0; i < 3; i++) {
+ mytest = test;
+ SiS_SetReg(SISPART4, 0x11, (type & 0x00ff));
+ temp = (type >> 8) | (mytest & 0x00ff);
+ SiS_SetRegANDOR(SISPART4, 0x10, 0xe0, temp);
+ SiS_DDC2Delay(&ivideo->SiS_Pr, 0x1500);
+ mytest >>= 8;
+ mytest &= 0x7f;
+ temp = SiS_GetReg(SISPART4, 0x03);
+ temp ^= 0x0e;
+ temp &= mytest;
+ if (temp == mytest)
+ result++;
#if 1
- SiS_SetReg(SISPART4, 0x11, 0x00);
- SiS_SetRegAND(SISPART4, 0x10, 0xe0);
- SiS_DDC2Delay(&ivideo->SiS_Pr, 0x1000);
+ SiS_SetReg(SISPART4, 0x11, 0x00);
+ SiS_SetRegAND(SISPART4, 0x10, 0xe0);
+ SiS_DDC2Delay(&ivideo->SiS_Pr, 0x1000);
#endif
- }
- if((result == 0) || (result >= 2)) break;
- }
- return result;
+ }
+
+ if ((result == 0) || (result >= 2))
+ break;
+ }
+ return result;
}
static void SiS_Sense30x(struct sis_video_info *ivideo)
unsigned int k, RankCapacity, PageCapacity, BankNumHigh, BankNumMid;
unsigned int PhysicalAdrOtherPage, PhysicalAdrHigh, PhysicalAdrHalfPage;
- for(k = 0; k < ARRAY_SIZE(SiS_DRAMType); k++) {
-
+ for (k = 0; k < ARRAY_SIZE(SiS_DRAMType); k++) {
RankCapacity = buswidth * SiS_DRAMType[k][3];
- if(RankCapacity != PseudoRankCapacity)
+ if (RankCapacity != PseudoRankCapacity)
continue;
- if((SiS_DRAMType[k][2] + SiS_DRAMType[k][0]) > PseudoAdrPinCount)
+ if ((SiS_DRAMType[k][2] + SiS_DRAMType[k][0]) > PseudoAdrPinCount)
continue;
BankNumHigh = RankCapacity * 16 * iteration - 1;
- if(iteration == 3) { /* Rank No */
+ if (iteration == 3) { /* Rank No */
BankNumMid = RankCapacity * 16 - 1;
} else {
BankNumMid = RankCapacity * 16 * iteration / 2 - 1;
SiS_SetRegAND(SISSR, 0x15, 0xFB); /* Test */
SiS_SetRegOR(SISSR, 0x15, 0x04); /* Test */
sr14 = (SiS_DRAMType[k][3] * buswidth) - 1;
- if(buswidth == 4) sr14 |= 0x80;
- else if(buswidth == 2) sr14 |= 0x40;
+
+ if (buswidth == 4)
+ sr14 |= 0x80;
+ else if (buswidth == 2)
+ sr14 |= 0x40;
+
SiS_SetReg(SISSR, 0x13, SiS_DRAMType[k][4]);
SiS_SetReg(SISSR, 0x14, sr14);
BankNumHigh <<= 16;
BankNumMid <<= 16;
- if((BankNumHigh + PhysicalAdrHigh >= mapsize) ||
- (BankNumMid + PhysicalAdrHigh >= mapsize) ||
- (BankNumHigh + PhysicalAdrHalfPage >= mapsize) ||
- (BankNumHigh + PhysicalAdrOtherPage >= mapsize))
+ if ((BankNumHigh + PhysicalAdrHigh >= mapsize) ||
+ (BankNumMid + PhysicalAdrHigh >= mapsize) ||
+ (BankNumHigh + PhysicalAdrHalfPage >= mapsize) ||
+ (BankNumHigh + PhysicalAdrOtherPage >= mapsize))
continue;
/* Write data */
(FBAddr + BankNumHigh + PhysicalAdrOtherPage));
/* Read data */
- if(readw(FBAddr + BankNumHigh + PhysicalAdrHigh) == PhysicalAdrHigh)
+ if (readw(FBAddr + BankNumHigh + PhysicalAdrHigh) == PhysicalAdrHigh)
return 1;
}
#endif
#ifdef CONFIG_FB_SIS_315
- if(ivideo->sisvga_engine == SIS_315_VGA) {
+ if (ivideo->sisvga_engine == SIS_315_VGA) {
int result = 1;
- /* if((ivideo->chip == SIS_315H) ||
- (ivideo->chip == SIS_315) ||
- (ivideo->chip == SIS_315PRO) ||
- (ivideo->chip == SIS_330)) {
- sisfb_post_sis315330(pdev);
- } else */ if(ivideo->chip == XGI_20) {
+
+ if (ivideo->chip == XGI_20) {
result = sisfb_post_xgi(pdev);
ivideo->sisfb_can_post = 1;
- } else if((ivideo->chip == XGI_40) && ivideo->haveXGIROM) {
+ } else if ((ivideo->chip == XGI_40) && ivideo->haveXGIROM) {
result = sisfb_post_xgi(pdev);
ivideo->sisfb_can_post = 1;
} else {
printk(KERN_INFO "sisfb: Card is not "
"POSTed and sisfb can't do this either.\n");
}
- if(!result) {
+ if (!result) {
printk(KERN_ERR "sisfb: Failed to POST card\n");
ret = -ENODEV;
goto error_3;
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