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authorFurquan Shaikh <furquan@google.com>2020-11-09 08:07:10 -0800
committerFurquan Shaikh <furquan@google.com>2020-11-10 05:17:16 +0000
commit43cc3c0273a165da17c50dad68c009ea557c9462 (patch)
treec92a107f92dd76f1e0f28b3348a364c2ac508b7a /src/drivers/wifi/generic
parent2e7317568a26e0dd985672e83e5ffdc339b7a278 (diff)
drivers/wifi: Check device is of type PCI before checking vendor ID
CB:46865 ("mb, soc/intel: Reorganize CNVi device entries in devicetree") reorganized the devicetree entries to make the representation of CNVi device consistent with other internal PCI devices. Since a dummy generic device is added for the CNVi device, `emit_sar_acpi_structures()` needs to first check if the device is PCI before checking the vendor ID. This ensures that SAR table generation is skipped only for PCIe devices with non-Intel vendor IDs and not for the dummy generic device. BUG=b:165105210 Change-Id: I3c8d18538b94ed1072cfcc108552f3a1ac320395 Signed-off-by: Furquan Shaikh <furquan@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/47364 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com> Reviewed-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-by: Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com>
Diffstat (limited to 'src/drivers/wifi/generic')
-rw-r--r--src/drivers/wifi/generic/acpi.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/src/drivers/wifi/generic/acpi.c b/src/drivers/wifi/generic/acpi.c
index 1cc4bd080f..cd5af4ecfa 100644
--- a/src/drivers/wifi/generic/acpi.c
+++ b/src/drivers/wifi/generic/acpi.c
@@ -44,8 +44,11 @@ static void emit_sar_acpi_structures(const struct device *dev)
struct wifi_sar_limits sar_limits;
struct wifi_sar_delta_table *wgds;
- /* CBFS SAR and SAR ACPI tables are currently used only by Intel WiFi devices. */
- if (dev->vendor != PCI_VENDOR_ID_INTEL)
+ /*
+ * If device type is PCI, ensure that the device has Intel vendor ID. CBFS SAR and SAR
+ * ACPI tables are currently used only by Intel WiFi devices.
+ */
+ if (dev->path.type == DEVICE_PATH_PCI && dev->vendor != PCI_VENDOR_ID_INTEL)
return;
/* Retrieve the sar limits data */