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path: root/drivers/edac/i7300_edac.c
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Diffstat (limited to 'drivers/edac/i7300_edac.c')
-rw-r--r--drivers/edac/i7300_edac.c115
1 files changed, 44 insertions, 71 deletions
diff --git a/drivers/edac/i7300_edac.c b/drivers/edac/i7300_edac.c
index 3bafa3bca148..97c22fd650ee 100644
--- a/drivers/edac/i7300_edac.c
+++ b/drivers/edac/i7300_edac.c
@@ -464,17 +464,14 @@ static void i7300_process_fbd_error(struct mem_ctl_info *mci)
FERR_FAT_FBD, error_reg);
snprintf(pvt->tmp_prt_buffer, PAGE_SIZE,
- "FATAL (Branch=%d DRAM-Bank=%d %s "
- "RAS=%d CAS=%d Err=0x%lx (%s))",
- branch, bank,
- is_wr ? "RDWR" : "RD",
- ras, cas,
- errors, specific);
-
- /* Call the helper to output message */
- edac_mc_handle_fbd_ue(mci, rank, branch << 1,
- (branch << 1) + 1,
- pvt->tmp_prt_buffer);
+ "Bank=%d RAS=%d CAS=%d Err=0x%lx (%s))",
+ bank, ras, cas, errors, specific);
+
+ edac_mc_handle_error(HW_EVENT_ERR_FATAL, mci, 0, 0, 0,
+ branch, -1, rank,
+ is_wr ? "Write error" : "Read error",
+ pvt->tmp_prt_buffer, NULL);
+
}
/* read in the 1st NON-FATAL error register */
@@ -513,23 +510,14 @@ static void i7300_process_fbd_error(struct mem_ctl_info *mci)
/* Form out message */
snprintf(pvt->tmp_prt_buffer, PAGE_SIZE,
- "Corrected error (Branch=%d, Channel %d), "
- " DRAM-Bank=%d %s "
- "RAS=%d CAS=%d, CE Err=0x%lx, Syndrome=0x%08x(%s))",
- branch, channel,
- bank,
- is_wr ? "RDWR" : "RD",
- ras, cas,
- errors, syndrome, specific);
-
- /*
- * Call the helper to output message
- * NOTE: Errors are reported per-branch, and not per-channel
- * Currently, we don't know how to identify the right
- * channel.
- */
- edac_mc_handle_fbd_ce(mci, rank, channel,
- pvt->tmp_prt_buffer);
+ "DRAM-Bank=%d RAS=%d CAS=%d, Err=0x%lx (%s))",
+ bank, ras, cas, errors, specific);
+
+ edac_mc_handle_error(HW_EVENT_ERR_CORRECTED, mci, 0, 0,
+ syndrome,
+ branch >> 1, channel % 2, rank,
+ is_wr ? "Write error" : "Read error",
+ pvt->tmp_prt_buffer, NULL);
}
return;
}
@@ -617,8 +605,7 @@ static void i7300_enable_error_reporting(struct mem_ctl_info *mci)
static int decode_mtr(struct i7300_pvt *pvt,
int slot, int ch, int branch,
struct i7300_dimm_info *dinfo,
- struct csrow_info *p_csrow,
- u32 *nr_pages)
+ struct dimm_info *dimm)
{
int mtr, ans, addrBits, channel;
@@ -650,7 +637,6 @@ static int decode_mtr(struct i7300_pvt *pvt,
addrBits -= 3; /* 8 bits per bytes */
dinfo->megabytes = 1 << addrBits;
- *nr_pages = dinfo->megabytes << 8;
debugf2("\t\tWIDTH: x%d\n", MTR_DRAM_WIDTH(mtr));
@@ -663,11 +649,6 @@ static int decode_mtr(struct i7300_pvt *pvt,
debugf2("\t\tNUMCOL: %s\n", numcol_toString[MTR_DIMM_COLS(mtr)]);
debugf2("\t\tSIZE: %d MB\n", dinfo->megabytes);
- p_csrow->grain = 8;
- p_csrow->mtype = MEM_FB_DDR2;
- p_csrow->csrow_idx = slot;
- p_csrow->page_mask = 0;
-
/*
* The type of error detection actually depends of the
* mode of operation. When it is just one single memory chip, at
@@ -677,15 +658,18 @@ static int decode_mtr(struct i7300_pvt *pvt,
* See datasheet Sections 7.3.6 to 7.3.8
*/
+ dimm->nr_pages = MiB_TO_PAGES(dinfo->megabytes);
+ dimm->grain = 8;
+ dimm->mtype = MEM_FB_DDR2;
if (IS_SINGLE_MODE(pvt->mc_settings_a)) {
- p_csrow->edac_mode = EDAC_SECDED;
+ dimm->edac_mode = EDAC_SECDED;
debugf2("\t\tECC code is 8-byte-over-32-byte SECDED+ code\n");
} else {
debugf2("\t\tECC code is on Lockstep mode\n");
if (MTR_DRAM_WIDTH(mtr) == 8)
- p_csrow->edac_mode = EDAC_S8ECD8ED;
+ dimm->edac_mode = EDAC_S8ECD8ED;
else
- p_csrow->edac_mode = EDAC_S4ECD4ED;
+ dimm->edac_mode = EDAC_S4ECD4ED;
}
/* ask what device type on this row */
@@ -694,9 +678,9 @@ static int decode_mtr(struct i7300_pvt *pvt,
IS_SCRBALGO_ENHANCED(pvt->mc_settings) ?
"enhanced" : "normal");
- p_csrow->dtype = DEV_X8;
+ dimm->dtype = DEV_X8;
} else
- p_csrow->dtype = DEV_X4;
+ dimm->dtype = DEV_X4;
return mtr;
}
@@ -774,11 +758,10 @@ static int i7300_init_csrows(struct mem_ctl_info *mci)
{
struct i7300_pvt *pvt;
struct i7300_dimm_info *dinfo;
- struct csrow_info *p_csrow;
int rc = -ENODEV;
int mtr;
int ch, branch, slot, channel;
- u32 last_page = 0, nr_pages;
+ struct dimm_info *dimm;
pvt = mci->pvt_info;
@@ -809,25 +792,23 @@ static int i7300_init_csrows(struct mem_ctl_info *mci)
pci_read_config_word(pvt->pci_dev_2x_0_fbd_branch[branch],
where,
&pvt->mtr[slot][branch]);
- for (ch = 0; ch < MAX_BRANCHES; ch++) {
+ for (ch = 0; ch < MAX_CH_PER_BRANCH; ch++) {
int channel = to_channel(ch, branch);
+ dimm = EDAC_DIMM_PTR(mci->layers, mci->dimms,
+ mci->n_layers, branch, ch, slot);
+
dinfo = &pvt->dimm_info[slot][channel];
- p_csrow = &mci->csrows[slot];
mtr = decode_mtr(pvt, slot, ch, branch,
- dinfo, p_csrow, &nr_pages);
+ dinfo, dimm);
+
/* if no DIMMS on this row, continue */
if (!MTR_DIMMS_PRESENT(mtr))
continue;
- /* Update per_csrow memory count */
- p_csrow->nr_pages += nr_pages;
- p_csrow->first_page = last_page;
- last_page += nr_pages;
- p_csrow->last_page = last_page;
-
rc = 0;
+
}
}
}
@@ -1042,10 +1023,8 @@ static int __devinit i7300_init_one(struct pci_dev *pdev,
const struct pci_device_id *id)
{
struct mem_ctl_info *mci;
+ struct edac_mc_layer layers[3];
struct i7300_pvt *pvt;
- int num_channels;
- int num_dimms_per_channel;
- int num_csrows;
int rc;
/* wake up device */
@@ -1062,23 +1041,17 @@ static int __devinit i7300_init_one(struct pci_dev *pdev,
if (PCI_FUNC(pdev->devfn) != 0)
return -ENODEV;
- /* As we don't have a motherboard identification routine to determine
- * actual number of slots/dimms per channel, we thus utilize the
- * resource as specified by the chipset. Thus, we might have
- * have more DIMMs per channel than actually on the mobo, but this
- * allows the driver to support up to the chipset max, without
- * some fancy mobo determination.
- */
- num_dimms_per_channel = MAX_SLOTS;
- num_channels = MAX_CHANNELS;
- num_csrows = MAX_SLOTS * MAX_CHANNELS;
-
- debugf0("MC: %s(): Number of - Channels= %d DIMMS= %d CSROWS= %d\n",
- __func__, num_channels, num_dimms_per_channel, num_csrows);
-
/* allocate a new MC control structure */
- mci = edac_mc_alloc(sizeof(*pvt), num_csrows, num_channels, 0);
-
+ layers[0].type = EDAC_MC_LAYER_BRANCH;
+ layers[0].size = MAX_BRANCHES;
+ layers[0].is_virt_csrow = false;
+ layers[1].type = EDAC_MC_LAYER_CHANNEL;
+ layers[1].size = MAX_CH_PER_BRANCH;
+ layers[1].is_virt_csrow = true;
+ layers[2].type = EDAC_MC_LAYER_SLOT;
+ layers[2].size = MAX_SLOTS;
+ layers[2].is_virt_csrow = true;
+ mci = edac_mc_alloc(0, ARRAY_SIZE(layers), layers, sizeof(*pvt));
if (mci == NULL)
return -ENOMEM;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.