Message ID | 1468321179-7647-1-git-send-email-colin.king@canonical.com |
---|---|
State | Accepted |
Delegated to: | David Miller |
Headers | show |
On 7/12/2016 1:59 PM, Colin King wrote: > From: Colin Ian King <colin.king@canonical.com> > > According to the HPT366 data sheet, PCI config space dword 0x40-0x43 > bits 11:8 specify the primary drive cmd_high_time, however, > currently just 3 bits of the 4 are being used because the mask > is 0x07 and not 0x0f. Fix the mask, allowing for the 40MHz clock > to be detected. > > Also add in missing space between switch and parenthesis to clean > up a checkpatch warning. > > Signed-off-by: Colin Ian King <colin.king@canonical.com> Acked-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> MBR, Sergei -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On 7/12/2016 2:04 PM, Sergei Shtylyov wrote: >> From: Colin Ian King <colin.king@canonical.com> >> >> According to the HPT366 data sheet, PCI config space dword 0x40-0x43 >> bits 11:8 specify the primary drive cmd_high_time, however, >> currently just 3 bits of the 4 are being used because the mask >> is 0x07 and not 0x0f. Fix the mask, allowing for the 40MHz clock >> to be detected. >> >> Also add in missing space between switch and parenthesis to clean >> up a checkpatch warning. >> >> Signed-off-by: Colin Ian King <colin.king@canonical.com> > > Acked-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> BTW, drivers/ata/pata_hpt366.c has the same bug... MBR, Sergei -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On 12/07/16 12:09, Sergei Shtylyov wrote: > On 7/12/2016 2:04 PM, Sergei Shtylyov wrote: > >>> From: Colin Ian King <colin.king@canonical.com> >>> >>> According to the HPT366 data sheet, PCI config space dword 0x40-0x43 >>> bits 11:8 specify the primary drive cmd_high_time, however, >>> currently just 3 bits of the 4 are being used because the mask >>> is 0x07 and not 0x0f. Fix the mask, allowing for the 40MHz clock >>> to be detected. >>> >>> Also add in missing space between switch and parenthesis to clean >>> up a checkpatch warning. >>> >>> Signed-off-by: Colin Ian King <colin.king@canonical.com> >> >> Acked-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> > > BTW, drivers/ata/pata_hpt366.c has the same bug... OK, I'll fix that too in a moment. > > MBR, Sergei > -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On 7/12/2016 2:10 PM, Colin Ian King wrote: >>>> From: Colin Ian King <colin.king@canonical.com> >>>> >>>> According to the HPT366 data sheet, PCI config space dword 0x40-0x43 >>>> bits 11:8 specify the primary drive cmd_high_time, however, >>>> currently just 3 bits of the 4 are being used because the mask >>>> is 0x07 and not 0x0f. Fix the mask, allowing for the 40MHz clock >>>> to be detected. >>>> >>>> Also add in missing space between switch and parenthesis to clean >>>> up a checkpatch warning. >>>> >>>> Signed-off-by: Colin Ian King <colin.king@canonical.com> >>> >>> Acked-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> >> >> BTW, drivers/ata/pata_hpt366.c has the same bug... > > OK, I'll fix that too in a moment. TIA! Don't forget to increment the version though. :-) MBR, Sergei -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
From: Colin King <colin.king@canonical.com> Date: Tue, 12 Jul 2016 11:59:39 +0100 > From: Colin Ian King <colin.king@canonical.com> > > According to the HPT366 data sheet, PCI config space dword 0x40-0x43 > bits 11:8 specify the primary drive cmd_high_time, however, > currently just 3 bits of the 4 are being used because the mask > is 0x07 and not 0x0f. Fix the mask, allowing for the 40MHz clock > to be detected. > > Also add in missing space between switch and parenthesis to clean > up a checkpatch warning. > > Signed-off-by: Colin Ian King <colin.king@canonical.com> Applied. -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/ide/hpt366.c b/drivers/ide/hpt366.c index f94baad..f1dc6b6 100644 --- a/drivers/ide/hpt366.c +++ b/drivers/ide/hpt366.c @@ -1012,7 +1012,7 @@ static int init_chipset_hpt366(struct pci_dev *dev) pci_read_config_dword(dev, 0x40, &itr1); /* Detect PCI clock by looking at cmd_high_time. */ - switch((itr1 >> 8) & 0x07) { + switch ((itr1 >> 8) & 0x0f) { case 0x09: pci_clk = 40; break;