summaryrefslogtreecommitdiff
path: root/arch/x86/kernel
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2022-08-01 10:00:43 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2022-08-01 10:00:43 -0700
commit98b1783de202f3e82be7f32dcdc10a3d270b90e5 (patch)
tree4d3028598c24165c08796feb5ba292c4787e97fc /arch/x86/kernel
parent42efa5e3a8888c45c15fc5a567cd77049a2e30f1 (diff)
parentd906fa730827456711ce29c1f2994a0ccaff49dc (diff)
Merge tag 'x86_misc_for_v6.0_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull misc x86 updates from Borislav Petkov: - Add a bunch of PCI IDs for new AMD CPUs and use them in k10temp - Free the pmem platform device on the registration error path * tag 'x86_misc_for_v6.0_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: hwmon: (k10temp): Add support for new family 17h and 19h models x86/amd_nb: Add AMD PCI IDs for SMN communication x86/pmem: Fix platform-device leak in error path
Diffstat (limited to 'arch/x86/kernel')
-rw-r--r--arch/x86/kernel/amd_nb.c13
-rw-r--r--arch/x86/kernel/pmem.c7
2 files changed, 19 insertions, 1 deletions
diff --git a/arch/x86/kernel/amd_nb.c b/arch/x86/kernel/amd_nb.c
index 190e0f763375..4266b64631a4 100644
--- a/arch/x86/kernel/amd_nb.c
+++ b/arch/x86/kernel/amd_nb.c
@@ -19,17 +19,23 @@
#define PCI_DEVICE_ID_AMD_17H_M10H_ROOT 0x15d0
#define PCI_DEVICE_ID_AMD_17H_M30H_ROOT 0x1480
#define PCI_DEVICE_ID_AMD_17H_M60H_ROOT 0x1630
+#define PCI_DEVICE_ID_AMD_17H_MA0H_ROOT 0x14b5
#define PCI_DEVICE_ID_AMD_19H_M10H_ROOT 0x14a4
+#define PCI_DEVICE_ID_AMD_19H_M60H_ROOT 0x14d8
+#define PCI_DEVICE_ID_AMD_19H_M70H_ROOT 0x14e8
#define PCI_DEVICE_ID_AMD_17H_DF_F4 0x1464
#define PCI_DEVICE_ID_AMD_17H_M10H_DF_F4 0x15ec
#define PCI_DEVICE_ID_AMD_17H_M30H_DF_F4 0x1494
#define PCI_DEVICE_ID_AMD_17H_M60H_DF_F4 0x144c
#define PCI_DEVICE_ID_AMD_17H_M70H_DF_F4 0x1444
+#define PCI_DEVICE_ID_AMD_17H_MA0H_DF_F4 0x1728
#define PCI_DEVICE_ID_AMD_19H_DF_F4 0x1654
#define PCI_DEVICE_ID_AMD_19H_M10H_DF_F4 0x14b1
#define PCI_DEVICE_ID_AMD_19H_M40H_ROOT 0x14b5
#define PCI_DEVICE_ID_AMD_19H_M40H_DF_F4 0x167d
#define PCI_DEVICE_ID_AMD_19H_M50H_DF_F4 0x166e
+#define PCI_DEVICE_ID_AMD_19H_M60H_DF_F4 0x14e4
+#define PCI_DEVICE_ID_AMD_19H_M70H_DF_F4 0x14f4
/* Protect the PCI config register pairs used for SMN. */
static DEFINE_MUTEX(smn_mutex);
@@ -41,8 +47,11 @@ static const struct pci_device_id amd_root_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M10H_ROOT) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M30H_ROOT) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M60H_ROOT) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_MA0H_ROOT) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M10H_ROOT) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M40H_ROOT) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M60H_ROOT) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M70H_ROOT) },
{}
};
@@ -61,12 +70,15 @@ static const struct pci_device_id amd_nb_misc_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M10H_DF_F3) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M30H_DF_F3) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M60H_DF_F3) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_MA0H_DF_F3) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CNB17H_F3) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M70H_DF_F3) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_DF_F3) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M10H_DF_F3) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M40H_DF_F3) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M50H_DF_F3) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M60H_DF_F3) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M70H_DF_F3) },
{}
};
@@ -81,6 +93,7 @@ static const struct pci_device_id amd_nb_link_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M30H_DF_F4) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M60H_DF_F4) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M70H_DF_F4) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_MA0H_DF_F4) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_DF_F4) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M10H_DF_F4) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M40H_DF_F4) },
diff --git a/arch/x86/kernel/pmem.c b/arch/x86/kernel/pmem.c
index 6b07faaa1579..23154d24b117 100644
--- a/arch/x86/kernel/pmem.c
+++ b/arch/x86/kernel/pmem.c
@@ -27,6 +27,11 @@ static __init int register_e820_pmem(void)
* simply here to trigger the module to load on demand.
*/
pdev = platform_device_alloc("e820_pmem", -1);
- return platform_device_add(pdev);
+
+ rc = platform_device_add(pdev);
+ if (rc)
+ platform_device_put(pdev);
+
+ return rc;
}
device_initcall(register_e820_pmem);