diff options
| author | Tvrtko Ursulin <tvrtko.ursulin@intel.com> | 2022-10-03 17:04:02 +0100 |
|---|---|---|
| committer | Tvrtko Ursulin <tvrtko.ursulin@intel.com> | 2022-10-03 17:04:02 +0100 |
| commit | 97acb6a8fcc4e5c2cdc2693a35acdc5a7461aaa3 (patch) | |
| tree | c4f1a18b38d655b7806a72515992bd9aae14ef53 /drivers/platform/x86/intel/pmt/telemetry.c | |
| parent | 6fa964c045a6bc3321a9186e87bfbcfd1059b0f1 (diff) | |
| parent | 7860d720a84c74b2761c6b7995392a798ab0a3cb (diff) | |
Merge drm/drm-next into drm-intel-gt-next
Daniele needs 84d4333c1e28 ("misc/mei: Add NULL check to component match
callback functions") in order to merge the DG2 HuC patches.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Diffstat (limited to 'drivers/platform/x86/intel/pmt/telemetry.c')
| -rw-r--r-- | drivers/platform/x86/intel/pmt/telemetry.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/drivers/platform/x86/intel/pmt/telemetry.c b/drivers/platform/x86/intel/pmt/telemetry.c index 6b6f3e2a617a..5e4009c05ecf 100644 --- a/drivers/platform/x86/intel/pmt/telemetry.c +++ b/drivers/platform/x86/intel/pmt/telemetry.c @@ -23,12 +23,19 @@ #define TELEM_GUID_OFFSET 0x4 #define TELEM_BASE_OFFSET 0x8 #define TELEM_ACCESS(v) ((v) & GENMASK(3, 0)) +#define TELEM_TYPE(v) (((v) & GENMASK(7, 4)) >> 4) /* size is in bytes */ #define TELEM_SIZE(v) (((v) & GENMASK(27, 12)) >> 10) /* Used by client hardware to identify a fixed telemetry entry*/ #define TELEM_CLIENT_FIXED_BLOCK_GUID 0x10000000 +enum telem_type { + TELEM_TYPE_PUNIT = 0, + TELEM_TYPE_CRASHLOG, + TELEM_TYPE_PUNIT_FIXED, +}; + struct pmt_telem_priv { int num_entries; struct intel_pmt_entry entry[]; @@ -39,10 +46,15 @@ static bool pmt_telem_region_overlaps(struct intel_pmt_entry *entry, { u32 guid = readl(entry->disc_table + TELEM_GUID_OFFSET); - if (guid != TELEM_CLIENT_FIXED_BLOCK_GUID) - return false; + if (intel_pmt_is_early_client_hw(dev)) { + u32 type = TELEM_TYPE(readl(entry->disc_table)); + + if ((type == TELEM_TYPE_PUNIT_FIXED) || + (guid == TELEM_CLIENT_FIXED_BLOCK_GUID)) + return true; + } - return intel_pmt_is_early_client_hw(dev); + return false; } static int pmt_telem_header_decode(struct intel_pmt_entry *entry, @@ -103,7 +115,7 @@ static int pmt_telem_probe(struct auxiliary_device *auxdev, const struct auxilia auxiliary_set_drvdata(auxdev, priv); for (i = 0; i < intel_vsec_dev->num_resources; i++) { - struct intel_pmt_entry *entry = &priv->entry[i]; + struct intel_pmt_entry *entry = &priv->entry[priv->num_entries]; ret = intel_pmt_dev_create(entry, &pmt_telem_ns, intel_vsec_dev, i); if (ret < 0) |