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- Read the reported error count from the proper register on synopsys_edac

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Merge tag 'edac_urgent_for_v5.18_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras

Pull EDAC fix from Borislav Petkov:

 - Read the reported error count from the proper register on
   synopsys_edac

* tag 'edac_urgent_for_v5.18_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras:
  EDAC/synopsys: Read the error count from the correct register
This commit is contained in:
Linus Torvalds 2022-04-24 11:24:48 -07:00
commit b877ca4dc8
1 changed files with 11 additions and 5 deletions
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16
drivers/edac/synopsys_edac.c
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@ -164,6 +164,11 @@
#define ECC_STAT_CECNT_SHIFT 8
#define ECC_STAT_BITNUM_MASK 0x7F
/* ECC error count register definitions */
#define ECC_ERRCNT_UECNT_MASK 0xFFFF0000
#define ECC_ERRCNT_UECNT_SHIFT 16
#define ECC_ERRCNT_CECNT_MASK 0xFFFF
/* DDR QOS Interrupt register definitions */
#define DDR_QOS_IRQ_STAT_OFST 0x20200
#define DDR_QOSUE_MASK 0x4
@ -423,15 +428,16 @@ static int zynqmp_get_error_info(struct synps_edac_priv *priv)
base = priv->baseaddr;
p = &priv->stat;
regval = readl(base + ECC_ERRCNT_OFST);
p->ce_cnt = regval & ECC_ERRCNT_CECNT_MASK;
p->ue_cnt = (regval & ECC_ERRCNT_UECNT_MASK) >> ECC_ERRCNT_UECNT_SHIFT;
if (!p->ce_cnt)
goto ue_err;
regval = readl(base + ECC_STAT_OFST);
if (!regval)
return 1;
p->ce_cnt = (regval & ECC_STAT_CECNT_MASK) >> ECC_STAT_CECNT_SHIFT;
p->ue_cnt = (regval & ECC_STAT_UECNT_MASK) >> ECC_STAT_UECNT_SHIFT;
if (!p->ce_cnt)
goto ue_err;
p->ceinfo.bitpos = (regval & ECC_STAT_BITNUM_MASK);
regval = readl(base + ECC_CEADDR0_OFST);