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author | Bjorn Helgaas <bhelgaas@google.com> | 2019-02-08 16:05:53 -0600 |
---|---|---|
committer | Joerg Roedel <jroedel@suse.de> | 2019-02-11 12:06:39 +0100 |
commit | 5f226da1b1d7065bd22605fd889ac96eb5f3a7db (patch) | |
tree | 526106492e04a5e3ee8bc62fb2975150c75e8a19 | |
parent | 5a63f0adebe7d941de29304c526bfe184c43bdec (diff) | |
download | linux-stable-5f226da1b1d7065bd22605fd889ac96eb5f3a7db.tar.gz linux-stable-5f226da1b1d7065bd22605fd889ac96eb5f3a7db.tar.bz2 linux-stable-5f226da1b1d7065bd22605fd889ac96eb5f3a7db.zip |
iommu/amd: Use dev_printk() when possible
Use dev_printk() when possible so the IOMMU messages are more consistent
with other messages related to the device.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
-rw-r--r-- | drivers/iommu/amd_iommu.c | 26 | ||||
-rw-r--r-- | drivers/iommu/amd_iommu_init.c | 20 |
2 files changed, 22 insertions, 24 deletions
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 675f7027aa04..c0dc7c33335e 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -18,6 +18,7 @@ */ #define pr_fmt(fmt) "AMD-Vi: " fmt +#define dev_fmt(fmt) pr_fmt(fmt) #include <linux/ratelimit.h> #include <linux/pci.h> @@ -279,10 +280,10 @@ static u16 get_alias(struct device *dev) return pci_alias; } - pr_info("Using IVRS reported alias %02x:%02x.%d " - "for device %s[%04x:%04x], kernel reported alias " + pci_info(pdev, "Using IVRS reported alias %02x:%02x.%d " + "for device [%04x:%04x], kernel reported alias " "%02x:%02x.%d\n", PCI_BUS_NUM(ivrs_alias), PCI_SLOT(ivrs_alias), - PCI_FUNC(ivrs_alias), dev_name(dev), pdev->vendor, pdev->device, + PCI_FUNC(ivrs_alias), pdev->vendor, pdev->device, PCI_BUS_NUM(pci_alias), PCI_SLOT(pci_alias), PCI_FUNC(pci_alias)); @@ -293,9 +294,8 @@ static u16 get_alias(struct device *dev) if (pci_alias == devid && PCI_BUS_NUM(ivrs_alias) == pdev->bus->number) { pci_add_dma_alias(pdev, ivrs_alias & 0xff); - pr_info("Added PCI DMA alias %02x.%d for %s\n", - PCI_SLOT(ivrs_alias), PCI_FUNC(ivrs_alias), - dev_name(dev)); + pci_info(pdev, "Added PCI DMA alias %02x.%d\n", + PCI_SLOT(ivrs_alias), PCI_FUNC(ivrs_alias)); } return ivrs_alias; @@ -545,7 +545,7 @@ static void amd_iommu_report_page_fault(u16 devid, u16 domain_id, dev_data = get_dev_data(&pdev->dev); if (dev_data && __ratelimit(&dev_data->rs)) { - dev_err(&pdev->dev, "Event logged [IO_PAGE_FAULT domain=0x%04x address=0x%llx flags=0x%04x]\n", + pci_err(pdev, "Event logged [IO_PAGE_FAULT domain=0x%04x address=0x%llx flags=0x%04x]\n", domain_id, address, flags); } else if (printk_ratelimit()) { pr_err("Event logged [IO_PAGE_FAULT device=%02x:%02x.%x domain=0x%04x address=0x%llx flags=0x%04x]\n", @@ -2251,8 +2251,7 @@ static int amd_iommu_add_device(struct device *dev) ret = iommu_init_device(dev); if (ret) { if (ret != -ENOTSUPP) - pr_err("Failed to initialize device %s - trying to proceed anyway\n", - dev_name(dev)); + dev_err(dev, "Failed to initialize - trying to proceed anyway\n"); iommu_ignore_device(dev); dev->dma_ops = NULL; @@ -2605,8 +2604,8 @@ static int map_sg(struct device *dev, struct scatterlist *sglist, return nelems; out_unmap: - pr_err("%s: IOMMU mapping error in %s (io-pages: %d) reason: %d\n", - dev_name(dev), __func__, npages, ret); + dev_err(dev, "IOMMU mapping error in map_sg (io-pages: %d reason: %d)\n", + npages, ret); for_each_sg(sglist, s, nelems, i) { int j, pages = iommu_num_pages(sg_phys(s), s->length, PAGE_SIZE); @@ -2800,7 +2799,7 @@ static int init_reserved_iova_ranges(void) IOVA_PFN(r->start), IOVA_PFN(r->end)); if (!val) { - pr_err("Reserve pci-resource range failed\n"); + pci_err(pdev, "Reserve pci-resource range %pR failed\n", r); return -ENOMEM; } } @@ -3170,8 +3169,7 @@ static void amd_iommu_get_resv_regions(struct device *dev, length, prot, IOMMU_RESV_DIRECT); if (!region) { - pr_err("Out of memory allocating dm-regions for %s\n", - dev_name(dev)); + dev_err(dev, "Out of memory allocating dm-regions\n"); return; } list_add_tail(®ion->list, head); diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c index 66123b911ec8..f773792d77fd 100644 --- a/drivers/iommu/amd_iommu_init.c +++ b/drivers/iommu/amd_iommu_init.c @@ -18,6 +18,7 @@ */ #define pr_fmt(fmt) "AMD-Vi: " fmt +#define dev_fmt(fmt) pr_fmt(fmt) #include <linux/pci.h> #include <linux/acpi.h> @@ -1457,8 +1458,7 @@ static void amd_iommu_erratum_746_workaround(struct amd_iommu *iommu) pci_write_config_dword(iommu->dev, 0xf0, 0x90 | (1 << 8)); pci_write_config_dword(iommu->dev, 0xf4, value | 0x4); - pr_info("Applying erratum 746 workaround for IOMMU at %s\n", - dev_name(&iommu->dev->dev)); + pci_info(iommu->dev, "Applying erratum 746 workaround\n"); /* Clear the enable writing bit */ pci_write_config_dword(iommu->dev, 0xf0, 0x90); @@ -1488,8 +1488,7 @@ static void amd_iommu_ats_write_check_workaround(struct amd_iommu *iommu) /* Set L2_DEBUG_3[AtsIgnoreIWDis] = 1 */ iommu_write_l2(iommu, 0x47, value | BIT(0)); - pr_info("Applying ATS write check workaround for IOMMU at %s\n", - dev_name(&iommu->dev->dev)); + pci_info(iommu->dev, "Applying ATS write check workaround\n"); } /* @@ -1665,6 +1664,7 @@ static int iommu_pc_get_set_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, static void init_iommu_perf_ctr(struct amd_iommu *iommu) { + struct pci_dev *pdev = iommu->dev; u64 val = 0xabcd, val2 = 0; if (!iommu_feature(iommu, FEATURE_PC)) @@ -1676,12 +1676,12 @@ static void init_iommu_perf_ctr(struct amd_iommu *iommu) if ((iommu_pc_get_set_reg(iommu, 0, 0, 0, &val, true)) || (iommu_pc_get_set_reg(iommu, 0, 0, 0, &val2, false)) || (val != val2)) { - pr_err("Unable to write to IOMMU perf counter.\n"); + pci_err(pdev, "Unable to write to IOMMU perf counter.\n"); amd_iommu_pc_present = false; return; } - pr_info("IOMMU performance counters supported\n"); + pci_info(pdev, "IOMMU performance counters supported\n"); val = readl(iommu->mmio_base + MMIO_CNTR_CONF_OFFSET); iommu->max_banks = (u8) ((val >> 12) & 0x3f); @@ -1840,14 +1840,14 @@ static void print_iommu_info(void) struct amd_iommu *iommu; for_each_iommu(iommu) { + struct pci_dev *pdev = iommu->dev; int i; - pr_info("Found IOMMU at %s cap 0x%hx\n", - dev_name(&iommu->dev->dev), iommu->cap_ptr); + pci_info(pdev, "Found IOMMU cap 0x%hx\n", iommu->cap_ptr); if (iommu->cap & (1 << IOMMU_CAP_EFR)) { - pr_info("Extended features (%#llx):\n", - iommu->features); + pci_info(pdev, "Extended features (%#llx):\n", + iommu->features); for (i = 0; i < ARRAY_SIZE(feat_str); ++i) { if (iommu_feature(iommu, (1ULL << i))) pr_cont(" %s", feat_str[i]); |