Re: [PATCH] video: fbdev: sis_main: Clean up some inconsistent indenting

From: Helge Deller
Date: Mon Aug 22 2022 - 16:05:06 EST


On 8/19/22 13:04, Jiapeng Chong wrote:
> No functional modification involved.
>
> drivers/video/fbdev/sis/sis_main.c:6165 sisfb_probe() warn: inconsistent indenting.
> drivers/video/fbdev/sis/sis_main.c:4266 sisfb_post_300_rwtest() warn: inconsistent indenting.
> drivers/video/fbdev/sis/sis_main.c:2388 SISDoSense() warn: inconsistent indenting.
> drivers/video/fbdev/sis/sis_main.c:2531 SiS_Sense30x() warn: inconsistent indenting.
> drivers/video/fbdev/sis/sis_main.c:2382 SISDoSense() warn: inconsistent indenting.
> drivers/video/fbdev/sis/sis_main.c:2250 sisfb_sense_crt1() warn: inconsistent indenting.
> drivers/video/fbdev/sis/sis_main.c:672 sisfb_validate_mode() warn: inconsistent indenting.
>
> Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=1934
> Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
> Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx>

applied.

Thanks!
Helge


> ---
> drivers/video/fbdev/sis/sis_main.c | 274 +++++++++++++++--------------
> 1 file changed, 141 insertions(+), 133 deletions(-)
>
> diff --git a/drivers/video/fbdev/sis/sis_main.c b/drivers/video/fbdev/sis/sis_main.c
> index 7114c5c17c91..ac4680a74d78 100644
> --- a/drivers/video/fbdev/sis/sis_main.c
> +++ b/drivers/video/fbdev/sis/sis_main.c
> @@ -650,37 +650,37 @@ sisfb_validate_mode(struct sis_video_info *ivideo, int myindex, u32 vbflags)
> 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;
> @@ -689,7 +689,7 @@ sisfb_validate_mode(struct sis_video_info *ivideo, int myindex, u32 vbflags)
> }
> }
>
> - 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;
> @@ -697,14 +697,14 @@ sisfb_validate_mode(struct sis_video_info *ivideo, int myindex, u32 vbflags)
> 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;
> }
> @@ -2205,82 +2205,88 @@ static bool sisfb_test_DDC1(struct sis_video_info *ivideo)
>
> 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 */
> @@ -2294,25 +2300,25 @@ static void SiS_SenseLCD(struct sis_video_info *ivideo)
> 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 */
> @@ -2321,17 +2327,17 @@ static void SiS_SenseLCD(struct sis_video_info *ivideo)
> 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);
> @@ -2339,26 +2345,26 @@ static void SiS_SenseLCD(struct sis_video_info *ivideo)
>
> 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;
> @@ -2373,31 +2379,34 @@ static void SiS_SenseLCD(struct sis_video_info *ivideo)
>
> 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)
> @@ -4263,18 +4272,17 @@ static int sisfb_post_300_rwtest(struct sis_video_info *ivideo, int iteration,
> 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;
> @@ -4288,18 +4296,22 @@ static int sisfb_post_300_rwtest(struct sis_video_info *ivideo, int iteration,
> 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 */
> @@ -4313,7 +4325,7 @@ static int sisfb_post_300_rwtest(struct sis_video_info *ivideo, int iteration,
> (FBAddr + BankNumHigh + PhysicalAdrOtherPage));
>
> /* Read data */
> - if(readw(FBAddr + BankNumHigh + PhysicalAdrHigh) == PhysicalAdrHigh)
> + if (readw(FBAddr + BankNumHigh + PhysicalAdrHigh) == PhysicalAdrHigh)
> return 1;
> }
>
> @@ -6155,24 +6167,20 @@ static int sisfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
> #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;