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-rw-r--r--drivers/edac/amd64_edac.c46
-rw-r--r--drivers/edac/amd64_edac.h8
-rw-r--r--drivers/edac/cell_edac.c1
-rw-r--r--drivers/edac/edac_device.c9
-rw-r--r--drivers/edac/edac_mc.c6
-rw-r--r--drivers/edac/edac_pci.c8
-rw-r--r--drivers/edac/ghes_edac.c16
-rw-r--r--drivers/edac/highbank_l2_edac.c33
-rw-r--r--drivers/edac/highbank_mc_edac.c175
-rw-r--r--drivers/edac/mpc85xx_edac.c22
-rw-r--r--drivers/edac/sb_edac.c2
11 files changed, 167 insertions, 159 deletions
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 3c9e4e9..b53d0de 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -339,8 +339,8 @@ static void get_cs_base_and_mask(struct amd64_pvt *pvt, int csrow, u8 dct,
if (pvt->fam == 0xf && pvt->ext_model < K8_REV_F) {
csbase = pvt->csels[dct].csbases[csrow];
csmask = pvt->csels[dct].csmasks[csrow];
- base_bits = GENMASK(21, 31) | GENMASK(9, 15);
- mask_bits = GENMASK(21, 29) | GENMASK(9, 15);
+ base_bits = GENMASK_ULL(31, 21) | GENMASK_ULL(15, 9);
+ mask_bits = GENMASK_ULL(29, 21) | GENMASK_ULL(15, 9);
addr_shift = 4;
/*
@@ -352,16 +352,16 @@ static void get_cs_base_and_mask(struct amd64_pvt *pvt, int csrow, u8 dct,
csbase = pvt->csels[dct].csbases[csrow];
csmask = pvt->csels[dct].csmasks[csrow >> 1];
- *base = (csbase & GENMASK(5, 15)) << 6;
- *base |= (csbase & GENMASK(19, 30)) << 8;
+ *base = (csbase & GENMASK_ULL(15, 5)) << 6;
+ *base |= (csbase & GENMASK_ULL(30, 19)) << 8;
*mask = ~0ULL;
/* poke holes for the csmask */
- *mask &= ~((GENMASK(5, 15) << 6) |
- (GENMASK(19, 30) << 8));
+ *mask &= ~((GENMASK_ULL(15, 5) << 6) |
+ (GENMASK_ULL(30, 19) << 8));
- *mask |= (csmask & GENMASK(5, 15)) << 6;
- *mask |= (csmask & GENMASK(19, 30)) << 8;
+ *mask |= (csmask & GENMASK_ULL(15, 5)) << 6;
+ *mask |= (csmask & GENMASK_ULL(30, 19)) << 8;
return;
} else {
@@ -370,9 +370,11 @@ static void get_cs_base_and_mask(struct amd64_pvt *pvt, int csrow, u8 dct,
addr_shift = 8;
if (pvt->fam == 0x15)
- base_bits = mask_bits = GENMASK(19,30) | GENMASK(5,13);
+ base_bits = mask_bits =
+ GENMASK_ULL(30,19) | GENMASK_ULL(13,5);
else
- base_bits = mask_bits = GENMASK(19,28) | GENMASK(5,13);
+ base_bits = mask_bits =
+ GENMASK_ULL(28,19) | GENMASK_ULL(13,5);
}
*base = (csbase & base_bits) << addr_shift;
@@ -561,7 +563,7 @@ static u64 sys_addr_to_dram_addr(struct mem_ctl_info *mci, u64 sys_addr)
* section 3.4.2 of AMD publication 24592: AMD x86-64 Architecture
* Programmer's Manual Volume 1 Application Programming.
*/
- dram_addr = (sys_addr & GENMASK(0, 39)) - dram_base;
+ dram_addr = (sys_addr & GENMASK_ULL(39, 0)) - dram_base;
edac_dbg(2, "using DRAM Base register to translate SysAddr 0x%lx to DramAddr 0x%lx\n",
(unsigned long)sys_addr, (unsigned long)dram_addr);
@@ -597,7 +599,7 @@ static u64 dram_addr_to_input_addr(struct mem_ctl_info *mci, u64 dram_addr)
* concerning translating a DramAddr to an InputAddr.
*/
intlv_shift = num_node_interleave_bits(dram_intlv_en(pvt, 0));
- input_addr = ((dram_addr >> intlv_shift) & GENMASK(12, 35)) +
+ input_addr = ((dram_addr >> intlv_shift) & GENMASK_ULL(35, 12)) +
(dram_addr & 0xfff);
edac_dbg(2, " Intlv Shift=%d DramAddr=0x%lx maps to InputAddr=0x%lx\n",
@@ -849,7 +851,7 @@ static u64 get_error_address(struct amd64_pvt *pvt, struct mce *m)
end_bit = 39;
}
- addr = m->addr & GENMASK(start_bit, end_bit);
+ addr = m->addr & GENMASK_ULL(end_bit, start_bit);
/*
* Erratum 637 workaround
@@ -861,7 +863,7 @@ static u64 get_error_address(struct amd64_pvt *pvt, struct mce *m)
u16 mce_nid;
u8 intlv_en;
- if ((addr & GENMASK(24, 47)) >> 24 != 0x00fdf7)
+ if ((addr & GENMASK_ULL(47, 24)) >> 24 != 0x00fdf7)
return addr;
mce_nid = amd_get_nb_id(m->extcpu);
@@ -871,7 +873,7 @@ static u64 get_error_address(struct amd64_pvt *pvt, struct mce *m)
intlv_en = tmp >> 21 & 0x7;
/* add [47:27] + 3 trailing bits */
- cc6_base = (tmp & GENMASK(0, 20)) << 3;
+ cc6_base = (tmp & GENMASK_ULL(20, 0)) << 3;
/* reverse and add DramIntlvEn */
cc6_base |= intlv_en ^ 0x7;
@@ -880,18 +882,18 @@ static u64 get_error_address(struct amd64_pvt *pvt, struct mce *m)
cc6_base <<= 24;
if (!intlv_en)
- return cc6_base | (addr & GENMASK(0, 23));
+ return cc6_base | (addr & GENMASK_ULL(23, 0));
amd64_read_pci_cfg(pvt->F1, DRAM_LOCAL_NODE_BASE, &tmp);
/* faster log2 */
- tmp_addr = (addr & GENMASK(12, 23)) << __fls(intlv_en + 1);
+ tmp_addr = (addr & GENMASK_ULL(23, 12)) << __fls(intlv_en + 1);
/* OR DramIntlvSel into bits [14:12] */
- tmp_addr |= (tmp & GENMASK(21, 23)) >> 9;
+ tmp_addr |= (tmp & GENMASK_ULL(23, 21)) >> 9;
/* add remaining [11:0] bits from original MC4_ADDR */
- tmp_addr |= addr & GENMASK(0, 11);
+ tmp_addr |= addr & GENMASK_ULL(11, 0);
return cc6_base | tmp_addr;
}
@@ -952,12 +954,12 @@ static void read_dram_base_limit_regs(struct amd64_pvt *pvt, unsigned range)
amd64_read_pci_cfg(f1, DRAM_LOCAL_NODE_LIM, &llim);
- pvt->ranges[range].lim.lo &= GENMASK(0, 15);
+ pvt->ranges[range].lim.lo &= GENMASK_ULL(15, 0);
/* {[39:27],111b} */
pvt->ranges[range].lim.lo |= ((llim & 0x1fff) << 3 | 0x7) << 16;
- pvt->ranges[range].lim.hi &= GENMASK(0, 7);
+ pvt->ranges[range].lim.hi &= GENMASK_ULL(7, 0);
/* [47:40] */
pvt->ranges[range].lim.hi |= llim >> 13;
@@ -1330,7 +1332,7 @@ static u64 f1x_get_norm_dct_addr(struct amd64_pvt *pvt, u8 range,
chan_off = dram_base;
}
- return (sys_addr & GENMASK(6,47)) - (chan_off & GENMASK(23,47));
+ return (sys_addr & GENMASK_ULL(47,6)) - (chan_off & GENMASK_ULL(47,23));
}
/*
diff --git a/drivers/edac/amd64_edac.h b/drivers/edac/amd64_edac.h
index d2443cf..6dc1fcc 100644
--- a/drivers/edac/amd64_edac.h
+++ b/drivers/edac/amd64_edac.h
@@ -160,14 +160,6 @@
#define OFF false
/*
- * Create a contiguous bitmask starting at bit position @lo and ending at
- * position @hi. For example
- *
- * GENMASK(21, 39) gives us the 64bit vector 0x000000ffffe00000.
- */
-#define GENMASK(lo, hi) (((1ULL << ((hi) - (lo) + 1)) - 1) << (lo))
-
-/*
* PCI-defined configuration space registers
*/
#define PCI_DEVICE_ID_AMD_15H_M30H_NB_F1 0x141b
diff --git a/drivers/edac/cell_edac.c b/drivers/edac/cell_edac.c
index 493dc30..374b57f 100644
--- a/drivers/edac/cell_edac.c
+++ b/drivers/edac/cell_edac.c
@@ -15,6 +15,7 @@
#include <linux/platform_device.h>
#include <linux/stop_machine.h>
#include <linux/io.h>
+#include <linux/of_address.h>
#include <asm/machdep.h>
#include <asm/cell-regs.h>
diff --git a/drivers/edac/edac_device.c b/drivers/edac/edac_device.c
index 211021d..1026743 100644
--- a/drivers/edac/edac_device.c
+++ b/drivers/edac/edac_device.c
@@ -530,12 +530,9 @@ int edac_device_add_device(struct edac_device_ctl_info *edac_dev)
/* Report action taken */
edac_device_printk(edac_dev, KERN_INFO,
- "Giving out device to module '%s' controller "
- "'%s': DEV '%s' (%s)\n",
- edac_dev->mod_name,
- edac_dev->ctl_name,
- edac_dev_name(edac_dev),
- edac_op_state_to_string(edac_dev->op_state));
+ "Giving out device to module %s controller %s: DEV %s (%s)\n",
+ edac_dev->mod_name, edac_dev->ctl_name, edac_dev->dev_name,
+ edac_op_state_to_string(edac_dev->op_state));
mutex_unlock(&device_ctls_mutex);
return 0;
diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 89e1090..e8c9ef0 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -788,8 +788,10 @@ int edac_mc_add_mc(struct mem_ctl_info *mci)
}
/* Report action taken */
- edac_mc_printk(mci, KERN_INFO, "Giving out device to '%s' '%s':"
- " DEV %s\n", mci->mod_name, mci->ctl_name, edac_dev_name(mci));
+ edac_mc_printk(mci, KERN_INFO,
+ "Giving out device to module %s controller %s: DEV %s (%s)\n",
+ mci->mod_name, mci->ctl_name, mci->dev_name,
+ edac_op_state_to_string(mci->op_state));
edac_mc_owner = mci->mod_name;
diff --git a/drivers/edac/edac_pci.c b/drivers/edac/edac_pci.c
index dd370f9..2cf44b4d 100644
--- a/drivers/edac/edac_pci.c
+++ b/drivers/edac/edac_pci.c
@@ -358,11 +358,9 @@ int edac_pci_add_device(struct edac_pci_ctl_info *pci, int edac_idx)
}
edac_pci_printk(pci, KERN_INFO,
- "Giving out device to module '%s' controller '%s':"
- " DEV '%s' (%s)\n",
- pci->mod_name,
- pci->ctl_name,
- edac_dev_name(pci), edac_op_state_to_string(pci->op_state));
+ "Giving out device to module %s controller %s: DEV %s (%s)\n",
+ pci->mod_name, pci->ctl_name, pci->dev_name,
+ edac_op_state_to_string(pci->op_state));
mutex_unlock(&edac_pci_ctls_mutex);
return 0;
diff --git a/drivers/edac/ghes_edac.c b/drivers/edac/ghes_edac.c
index bb53467..d5a98a4 100644
--- a/drivers/edac/ghes_edac.c
+++ b/drivers/edac/ghes_edac.c
@@ -297,15 +297,14 @@ void ghes_edac_report_mem_error(struct ghes *ghes, int sev,
}
/* Error address */
- if (mem_err->validation_bits & CPER_MEM_VALID_PHYSICAL_ADDRESS) {
+ if (mem_err->validation_bits & CPER_MEM_VALID_PA) {
e->page_frame_number = mem_err->physical_addr >> PAGE_SHIFT;
e->offset_in_page = mem_err->physical_addr & ~PAGE_MASK;
}
/* Error grain */
- if (mem_err->validation_bits & CPER_MEM_VALID_PHYSICAL_ADDRESS_MASK) {
+ if (mem_err->validation_bits & CPER_MEM_VALID_PA_MASK)
e->grain = ~(mem_err->physical_addr_mask & ~PAGE_MASK);
- }
/* Memory error location, mapped on e->location */
p = e->location;
@@ -315,6 +314,8 @@ void ghes_edac_report_mem_error(struct ghes *ghes, int sev,
p += sprintf(p, "card:%d ", mem_err->card);
if (mem_err->validation_bits & CPER_MEM_VALID_MODULE)
p += sprintf(p, "module:%d ", mem_err->module);
+ if (mem_err->validation_bits & CPER_MEM_VALID_RANK_NUMBER)
+ p += sprintf(p, "rank:%d ", mem_err->rank);
if (mem_err->validation_bits & CPER_MEM_VALID_BANK)
p += sprintf(p, "bank:%d ", mem_err->bank);
if (mem_err->validation_bits & CPER_MEM_VALID_ROW)
@@ -323,6 +324,15 @@ void ghes_edac_report_mem_error(struct ghes *ghes, int sev,
p += sprintf(p, "col:%d ", mem_err->column);
if (mem_err->validation_bits & CPER_MEM_VALID_BIT_POSITION)
p += sprintf(p, "bit_pos:%d ", mem_err->bit_pos);
+ if (mem_err->validation_bits & CPER_MEM_VALID_MODULE_HANDLE) {
+ const char *bank = NULL, *device = NULL;
+ dmi_memdev_name(mem_err->mem_dev_handle, &bank, &device);
+ if (bank != NULL && device != NULL)
+ p += sprintf(p, "DIMM location:%s %s ", bank, device);
+ else
+ p += sprintf(p, "DIMM DMI handle: 0x%.4x ",
+ mem_err->mem_dev_handle);
+ }
if (p > e->location)
*(p - 1) = '\0';
diff --git a/drivers/edac/highbank_l2_edac.c b/drivers/edac/highbank_l2_edac.c
index c2bd8c6..2f19366 100644
--- a/drivers/edac/highbank_l2_edac.c
+++ b/drivers/edac/highbank_l2_edac.c
@@ -50,8 +50,15 @@ static irqreturn_t highbank_l2_err_handler(int irq, void *dev_id)
return IRQ_HANDLED;
}
+static const struct of_device_id hb_l2_err_of_match[] = {
+ { .compatible = "calxeda,hb-sregs-l2-ecc", },
+ {},
+};
+MODULE_DEVICE_TABLE(of, hb_l2_err_of_match);
+
static int highbank_l2_err_probe(struct platform_device *pdev)
{
+ const struct of_device_id *id;
struct edac_device_ctl_info *dci;
struct hb_l2_drvdata *drvdata;
struct resource *r;
@@ -90,28 +97,32 @@ static int highbank_l2_err_probe(struct platform_device *pdev)
goto err;
}
+ id = of_match_device(hb_l2_err_of_match, &pdev->dev);
+ dci->mod_name = pdev->dev.driver->name;
+ dci->ctl_name = id ? id->compatible : "unknown";
+ dci->dev_name = dev_name(&pdev->dev);
+
+ if (edac_device_add_device(dci))
+ goto err;
+
drvdata->db_irq = platform_get_irq(pdev, 0);
res = devm_request_irq(&pdev->dev, drvdata->db_irq,
highbank_l2_err_handler,
0, dev_name(&pdev->dev), dci);
if (res < 0)
- goto err;
+ goto err2;
drvdata->sb_irq = platform_get_irq(pdev, 1);
res = devm_request_irq(&pdev->dev, drvdata->sb_irq,
highbank_l2_err_handler,
0, dev_name(&pdev->dev), dci);
if (res < 0)
- goto err;
-
- dci->mod_name = dev_name(&pdev->dev);
- dci->dev_name = dev_name(&pdev->dev);
-
- if (edac_device_add_device(dci))
- goto err;
+ goto err2;
devres_close_group(&pdev->dev, NULL);
return 0;
+err2:
+ edac_device_del_device(&pdev->dev);
err:
devres_release_group(&pdev->dev, NULL);
edac_device_free_ctl_info(dci);
@@ -127,12 +138,6 @@ static int highbank_l2_err_remove(struct platform_device *pdev)
return 0;
}
-static const struct of_device_id hb_l2_err_of_match[] = {
- { .compatible = "calxeda,hb-sregs-l2-ecc", },
- {},
-};
-MODULE_DEVICE_TABLE(of, hb_l2_err_of_match);
-
static struct platform_driver highbank_l2_edac_driver = {
.probe = highbank_l2_err_probe,
.remove = highbank_l2_err_remove,
diff --git a/drivers/edac/highbank_mc_edac.c b/drivers/edac/highbank_mc_edac.c
index 4695dd2..f784de1 100644
--- a/drivers/edac/highbank_mc_edac.c
+++ b/drivers/edac/highbank_mc_edac.c
@@ -26,31 +26,40 @@
#include "edac_module.h"
/* DDR Ctrlr Error Registers */
-#define HB_DDR_ECC_OPT 0x128
-#define HB_DDR_ECC_U_ERR_ADDR 0x130
-#define HB_DDR_ECC_U_ERR_STAT 0x134
-#define HB_DDR_ECC_U_ERR_DATAL 0x138
-#define HB_DDR_ECC_U_ERR_DATAH 0x13c
-#define HB_DDR_ECC_C_ERR_ADDR 0x140
-#define HB_DDR_ECC_C_ERR_STAT 0x144
-#define HB_DDR_ECC_C_ERR_DATAL 0x148
-#define HB_DDR_ECC_C_ERR_DATAH 0x14c
-#define HB_DDR_ECC_INT_STATUS 0x180
-#define HB_DDR_ECC_INT_ACK 0x184
-#define HB_DDR_ECC_U_ERR_ID 0x424
-#define HB_DDR_ECC_C_ERR_ID 0x428
-#define HB_DDR_ECC_INT_STAT_CE 0x8
-#define HB_DDR_ECC_INT_STAT_DOUBLE_CE 0x10
-#define HB_DDR_ECC_INT_STAT_UE 0x20
-#define HB_DDR_ECC_INT_STAT_DOUBLE_UE 0x40
+#define HB_DDR_ECC_ERR_BASE 0x128
+#define MW_DDR_ECC_ERR_BASE 0x1b4
+
+#define HB_DDR_ECC_OPT 0x00
+#define HB_DDR_ECC_U_ERR_ADDR 0x08
+#define HB_DDR_ECC_U_ERR_STAT 0x0c
+#define HB_DDR_ECC_U_ERR_DATAL 0x10
+#define HB_DDR_ECC_U_ERR_DATAH 0x14
+#define HB_DDR_ECC_C_ERR_ADDR 0x18
+#define HB_DDR_ECC_C_ERR_STAT 0x1c
+#define HB_DDR_ECC_C_ERR_DATAL 0x20
+#define HB_DDR_ECC_C_ERR_DATAH 0x24
#define HB_DDR_ECC_OPT_MODE_MASK 0x3
#define HB_DDR_ECC_OPT_FWC 0x100
#define HB_DDR_ECC_OPT_XOR_SHIFT 16
+/* DDR Ctrlr Interrupt Registers */
+
+#define HB_DDR_ECC_INT_BASE 0x180
+#define MW_DDR_ECC_INT_BASE 0x218
+
+#define HB_DDR_ECC_INT_STATUS 0x00
+#define HB_DDR_ECC_INT_ACK 0x04
+
+#define HB_DDR_ECC_INT_STAT_CE 0x8
+#define HB_DDR_ECC_INT_STAT_DOUBLE_CE 0x10
+#define HB_DDR_ECC_INT_STAT_UE 0x20
+#define HB_DDR_ECC_INT_STAT_DOUBLE_UE 0x40
+
struct hb_mc_drvdata {
- void __iomem *mc_vbase;
+ void __iomem *mc_err_base;
+ void __iomem *mc_int_base;
};
static irqreturn_t highbank_mc_err_handler(int irq, void *dev_id)
@@ -60,10 +69,10 @@ static irqreturn_t highbank_mc_err_handler(int irq, void *dev_id)
u32 status, err_addr;
/* Read the interrupt status register */
- status = readl(drvdata->mc_vbase + HB_DDR_ECC_INT_STATUS);
+ status = readl(drvdata->mc_int_base + HB_DDR_ECC_INT_STATUS);
if (status & HB_DDR_ECC_INT_STAT_UE) {
- err_addr = readl(drvdata->mc_vbase + HB_DDR_ECC_U_ERR_ADDR);
+ err_addr = readl(drvdata->mc_err_base + HB_DDR_ECC_U_ERR_ADDR);
edac_mc_handle_error(HW_EVENT_ERR_UNCORRECTED, mci, 1,
err_addr >> PAGE_SHIFT,
err_addr & ~PAGE_MASK, 0,
@@ -71,9 +80,9 @@ static irqreturn_t highbank_mc_err_handler(int irq, void *dev_id)
mci->ctl_name, "");
}
if (status & HB_DDR_ECC_INT_STAT_CE) {
- u32 syndrome = readl(drvdata->mc_vbase + HB_DDR_ECC_C_ERR_STAT);
+ u32 syndrome = readl(drvdata->mc_err_base + HB_DDR_ECC_C_ERR_STAT);
syndrome = (syndrome >> 8) & 0xff;
- err_addr = readl(drvdata->mc_vbase + HB_DDR_ECC_C_ERR_ADDR);
+ err_addr = readl(drvdata->mc_err_base + HB_DDR_ECC_C_ERR_ADDR);
edac_mc_handle_error(HW_EVENT_ERR_CORRECTED, mci, 1,
err_addr >> PAGE_SHIFT,
err_addr & ~PAGE_MASK, syndrome,
@@ -82,66 +91,79 @@ static irqreturn_t highbank_mc_err_handler(int irq, void *dev_id)
}
/* clear the error, clears the interrupt */
- writel(status, drvdata->mc_vbase + HB_DDR_ECC_INT_ACK);
+ writel(status, drvdata->mc_int_base + HB_DDR_ECC_INT_ACK);
return IRQ_HANDLED;
}
-#ifdef CONFIG_EDAC_DEBUG
-static ssize_t highbank_mc_err_inject_write(struct file *file,
- const char __user *data,
- size_t count, loff_t *ppos)
+static void highbank_mc_err_inject(struct mem_ctl_info *mci, u8 synd)
{
- struct mem_ctl_info *mci = file->private_data;
struct hb_mc_drvdata *pdata = mci->pvt_info;
- char buf[32];
- size_t buf_size;
u32 reg;
+
+ reg = readl(pdata->mc_err_base + HB_DDR_ECC_OPT);
+ reg &= HB_DDR_ECC_OPT_MODE_MASK;
+ reg |= (synd << HB_DDR_ECC_OPT_XOR_SHIFT) | HB_DDR_ECC_OPT_FWC;
+ writel(reg, pdata->mc_err_base + HB_DDR_ECC_OPT);
+}
+
+#define to_mci(k) container_of(k, struct mem_ctl_info, dev)
+
+static ssize_t highbank_mc_inject_ctrl(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct mem_ctl_info *mci = to_mci(dev);
u8 synd;
- buf_size = min(count, (sizeof(buf)-1));
- if (copy_from_user(buf, data, buf_size))
- return -EFAULT;
- buf[buf_size] = 0;
+ if (kstrtou8(buf, 16, &synd))
+ return -EINVAL;
- if (!kstrtou8(buf, 16, &synd)) {
- reg = readl(pdata->mc_vbase + HB_DDR_ECC_OPT);
- reg &= HB_DDR_ECC_OPT_MODE_MASK;
- reg |= (synd << HB_DDR_ECC_OPT_XOR_SHIFT) | HB_DDR_ECC_OPT_FWC;
- writel(reg, pdata->mc_vbase + HB_DDR_ECC_OPT);
- }
+ highbank_mc_err_inject(mci, synd);
return count;
}
-static const struct file_operations highbank_mc_debug_inject_fops = {
- .open = simple_open,
- .write = highbank_mc_err_inject_write,
- .llseek = generic_file_llseek,
+static DEVICE_ATTR(inject_ctrl, S_IWUSR, NULL, highbank_mc_inject_ctrl);
+
+struct hb_mc_settings {
+ int err_offset;
+ int int_offset;
};
-static void highbank_mc_create_debugfs_nodes(struct mem_ctl_info *mci)
-{
- if (mci->debugfs)
- debugfs_create_file("inject_ctrl", S_IWUSR, mci->debugfs, mci,
- &highbank_mc_debug_inject_fops);
-;
-}
-#else
-static void highbank_mc_create_debugfs_nodes(struct mem_ctl_info *mci)
-{}
-#endif
+static struct hb_mc_settings hb_settings = {
+ .err_offset = HB_DDR_ECC_ERR_BASE,
+ .int_offset = HB_DDR_ECC_INT_BASE,
+};
+
+static struct hb_mc_settings mw_settings = {
+ .err_offset = MW_DDR_ECC_ERR_BASE,
+ .int_offset = MW_DDR_ECC_INT_BASE,
+};
+
+static struct of_device_id hb_ddr_ctrl_of_match[] = {
+ { .compatible = "calxeda,hb-ddr-ctrl", .data = &hb_settings },
+ { .compatible = "calxeda,ecx-2000-ddr-ctrl", .data = &mw_settings },
+ {},
+};
+MODULE_DEVICE_TABLE(of, hb_ddr_ctrl_of_match);
static int highbank_mc_probe(struct platform_device *pdev)
{
+ const struct of_device_id *id;
+ const struct hb_mc_settings *settings;
struct edac_mc_layer layers[2];
struct mem_ctl_info *mci;
struct hb_mc_drvdata *drvdata;
struct dimm_info *dimm;
struct resource *r;
+ void __iomem *base;
u32 control;
int irq;
int res = 0;
+ id = of_match_device(hb_ddr_ctrl_of_match, &pdev->dev);
+ if (!id)
+ return -ENODEV;
+
layers[0].type = EDAC_MC_LAYER_CHIP_SELECT;
layers[0].size = 1;
layers[0].is_virt_csrow = true;
@@ -174,35 +196,31 @@ static int highbank_mc_probe(struct platform_device *pdev)
goto err;
}
- drvdata->mc_vbase = devm_ioremap(&pdev->dev,
- r->start, resource_size(r));
- if (!drvdata->mc_vbase) {
+ base = devm_ioremap(&pdev->dev, r->start, resource_size(r));
+ if (!base) {
dev_err(&pdev->dev, "Unable to map regs\n");
res = -ENOMEM;
goto err;
}
- control = readl(drvdata->mc_vbase + HB_DDR_ECC_OPT) & 0x3;
+ settings = id->data;
+ drvdata->mc_err_base = base + settings->err_offset;
+ drvdata->mc_int_base = base + settings->int_offset;
+
+ control = readl(drvdata->mc_err_base + HB_DDR_ECC_OPT) & 0x3;
if (!control || (control == 0x2)) {
dev_err(&pdev->dev, "No ECC present, or ECC disabled\n");
res = -ENODEV;
goto err;
}
- irq = platform_get_irq(pdev, 0);
- res = devm_request_irq(&pdev->dev, irq, highbank_mc_err_handler,
- 0, dev_name(&pdev->dev), mci);
- if (res < 0) {
- dev_err(&pdev->dev, "Unable to request irq %d\n", irq);
- goto err;
- }
-
mci->mtype_cap = MEM_FLAG_DDR3;
mci->edac_ctl_cap = EDAC_FLAG_NONE | EDAC_FLAG_SECDED;
mci->edac_cap = EDAC_FLAG_SECDED;
- mci->mod_name = dev_name(&pdev->dev);
+ mci->mod_name = pdev->dev.driver->name;
mci->mod_ver = "1";
- mci->ctl_name = dev_name(&pdev->dev);
+ mci->ctl_name = id->compatible;
+ mci->dev_name = dev_name(&pdev->dev);
mci->scrub_mode = SCRUB_SW_SRC;
/* Only a single 4GB DIMM is supported */
@@ -217,10 +235,20 @@ static int highbank_mc_probe(struct platform_device *pdev)
if (res < 0)
goto err;
- highbank_mc_create_debugfs_nodes(mci);
+ irq = platform_get_irq(pdev, 0);
+ res = devm_request_irq(&pdev->dev, irq, highbank_mc_err_handler,
+ 0, dev_name(&pdev->dev), mci);
+ if (res < 0) {
+ dev_err(&pdev->dev, "Unable to request irq %d\n", irq);
+ goto err2;
+ }
+
+ device_create_file(&mci->dev, &dev_attr_inject_ctrl);
devres_close_group(&pdev->dev, NULL);
return 0;
+err2:
+ edac_mc_del_mc(&pdev->dev);
err:
devres_release_group(&pdev->dev, NULL);
edac_mc_free(mci);
@@ -231,17 +259,12 @@ static int highbank_mc_remove(struct platform_device *pdev)
{
struct mem_ctl_info *mci = platform_get_drvdata(pdev);
+ device_remove_file(&mci->dev, &dev_attr_inject_ctrl);
edac_mc_del_mc(&pdev->dev);
edac_mc_free(mci);
return 0;
}
-static const struct of_device_id hb_ddr_ctrl_of_match[] = {
- { .compatible = "calxeda,hb-ddr-ctrl", },
- {},
-};
-MODULE_DEVICE_TABLE(of, hb_ddr_ctrl_of_match);
-
static struct platform_driver highbank_mc_edac_driver = {
.probe = highbank_mc_probe,
.remove = highbank_mc_remove,
diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c
index 3eb32f6..fd46b0b 100644
--- a/drivers/edac/mpc85xx_edac.c
+++ b/drivers/edac/mpc85xx_edac.c
@@ -327,28 +327,6 @@ err:
}
EXPORT_SYMBOL(mpc85xx_pci_err_probe);
-static int mpc85xx_pci_err_remove(struct platform_device *op)
-{
- struct edac_pci_ctl_info *pci = dev_get_drvdata(&op->dev);
- struct mpc85xx_pci_pdata *pdata = pci->pvt_info;
-
- edac_dbg(0, "\n");
-
- out_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_CAP_DR,
- orig_pci_err_cap_dr);
-
- out_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_EN, orig_pci_err_en);
-
- edac_pci_del_device(pci->dev);
-
- if (edac_op_state == EDAC_OPSTATE_INT)
- irq_dispose_mapping(pdata->irq);
-
- edac_pci_free_ctl_info(pci);
-
- return 0;
-}
-
#endif /* CONFIG_PCI */
/**************************** L2 Err device ***************************/
diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c
index a290f56..8472405 100644
--- a/drivers/edac/sb_edac.c
+++ b/drivers/edac/sb_edac.c
@@ -50,7 +50,7 @@ static int probed;
* Get a bit field at register value <v>, from bit <lo> to bit <hi>
*/
#define GET_BITFIELD(v, lo, hi) \
- (((v) & ((1ULL << ((hi) - (lo) + 1)) - 1) << (lo)) >> (lo))
+ (((v) & GENMASK_ULL(hi, lo)) >> (lo))
/*
* sbridge Memory Controller Registers
generated by cgit v0.10.2 at 2024-09-28 08:12:00 (GMT)