diff options
Diffstat (limited to 'drivers/edac/altera_edac.c')
| -rw-r--r-- | drivers/edac/altera_edac.c | 43 |
1 files changed, 40 insertions, 3 deletions
diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c index 8816f74a22b4..c2e693e34d43 100644 --- a/drivers/edac/altera_edac.c +++ b/drivers/edac/altera_edac.c @@ -1223,8 +1223,31 @@ static const struct edac_device_prv_data ocramecc_data = { .inject_fops = &altr_edac_device_inject_fops, }; +static int __maybe_unused +altr_check_ocram_deps_init(struct altr_edac_device_dev *device) +{ + void __iomem *base = device->base; + int ret; + + ret = altr_check_ecc_deps(device); + if (ret) + return ret; + + /* Verify OCRAM has been initialized */ + if (!ecc_test_bits(ALTR_A10_ECC_INITCOMPLETEA, + (base + ALTR_A10_ECC_INITSTAT_OFST))) + return -ENODEV; + + /* Enable IRQ on Single Bit Error */ + writel(ALTR_A10_ECC_SERRINTEN, (base + ALTR_A10_ECC_ERRINTENS_OFST)); + /* Ensure all writes complete */ + wmb(); + + return 0; +} + static const struct edac_device_prv_data a10_ocramecc_data = { - .setup = altr_check_ecc_deps, + .setup = altr_check_ocram_deps_init, .ce_clear_mask = ALTR_A10_ECC_SERRPENA, .ue_clear_mask = ALTR_A10_ECC_DERRPENA, .irq_status_mask = A10_SYSMGR_ECC_INTSTAT_OCRAM, @@ -1234,7 +1257,7 @@ static const struct edac_device_prv_data a10_ocramecc_data = { .ue_set_mask = ALTR_A10_ECC_TDERRA, .set_err_ofst = ALTR_A10_ECC_INTTEST_OFST, .ecc_irq_handler = altr_edac_a10_ecc_irq, - .inject_fops = &altr_edac_a10_device_inject_fops, + .inject_fops = &altr_edac_a10_device_inject2_fops, /* * OCRAM panic on uncorrectable error because sleep/resume * functions and FPGA contents are stored in OCRAM. Prefer @@ -1560,8 +1583,12 @@ static int altr_portb_setup(struct altr_edac_device_dev *device) dci->mod_name = ecc_name; dci->dev_name = ecc_name; - /* Update the IRQs for PortB */ + /* Update the PortB IRQs - A10 has 4, S10 has 2, Index accordingly */ +#ifdef CONFIG_ARCH_STRATIX10 + altdev->sb_irq = irq_of_parse_and_map(np, 1); +#else altdev->sb_irq = irq_of_parse_and_map(np, 2); +#endif if (!altdev->sb_irq) { edac_printk(KERN_ERR, EDAC_DEVICE, "Error PortB SBIRQ alloc\n"); rc = -ENODEV; @@ -1576,6 +1603,15 @@ static int altr_portb_setup(struct altr_edac_device_dev *device) goto err_release_group_1; } +#ifdef CONFIG_ARCH_STRATIX10 + /* Use IRQ to determine SError origin instead of assigning IRQ */ + rc = of_property_read_u32_index(np, "interrupts", 1, &altdev->db_irq); + if (rc) { + edac_printk(KERN_ERR, EDAC_DEVICE, + "Error PortB DBIRQ alloc\n"); + goto err_release_group_1; + } +#else altdev->db_irq = irq_of_parse_and_map(np, 3); if (!altdev->db_irq) { edac_printk(KERN_ERR, EDAC_DEVICE, "Error PortB DBIRQ alloc\n"); @@ -1590,6 +1626,7 @@ static int altr_portb_setup(struct altr_edac_device_dev *device) edac_printk(KERN_ERR, EDAC_DEVICE, "PortB DBERR IRQ error\n"); goto err_release_group_1; } +#endif rc = edac_device_add_device(dci); if (rc) { |