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-rw-r--r--drivers/acpi/internal.h4
-rw-r--r--drivers/acpi/mipi-disco-img.c28
2 files changed, 23 insertions, 9 deletions
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index 2a0e9fc7b74c..601b670356e5 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -302,6 +302,10 @@ void acpi_mipi_check_crs_csi2(acpi_handle handle);
void acpi_mipi_scan_crs_csi2(void);
void acpi_mipi_init_crs_csi2_swnodes(void);
void acpi_mipi_crs_csi2_cleanup(void);
+#ifdef CONFIG_X86
bool acpi_graph_ignore_port(acpi_handle handle);
+#else
+static inline bool acpi_graph_ignore_port(acpi_handle handle) { return false; }
+#endif
#endif /* _ACPI_INTERNAL_H_ */
diff --git a/drivers/acpi/mipi-disco-img.c b/drivers/acpi/mipi-disco-img.c
index d05413a0672a..0ab13751f0db 100644
--- a/drivers/acpi/mipi-disco-img.c
+++ b/drivers/acpi/mipi-disco-img.c
@@ -725,14 +725,20 @@ void acpi_mipi_crs_csi2_cleanup(void)
acpi_mipi_del_crs_csi2(csi2);
}
-static const struct dmi_system_id dmi_ignore_port_nodes[] = {
- {
- .matches = {
- DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
- DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "XPS 9315"),
- },
- },
- { }
+#ifdef CONFIG_X86
+#include <asm/cpu_device_id.h>
+#include <asm/intel-family.h>
+
+/* CPU matches for Dell generations with broken ACPI MIPI DISCO info */
+static const struct x86_cpu_id dell_broken_mipi_disco_cpu_gens[] = {
+ X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE, NULL),
+ X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE_L, NULL),
+ X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE, NULL),
+ X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE_L, NULL),
+ X86_MATCH_INTEL_FAM6_MODEL(RAPTORLAKE, NULL),
+ X86_MATCH_INTEL_FAM6_MODEL(RAPTORLAKE_P, NULL),
+ X86_MATCH_INTEL_FAM6_MODEL(RAPTORLAKE_S, NULL),
+ {}
};
static const char *strnext(const char *s1, const char *s2)
@@ -761,7 +767,10 @@ bool acpi_graph_ignore_port(acpi_handle handle)
static bool dmi_tested, ignore_port;
if (!dmi_tested) {
- ignore_port = dmi_first_match(dmi_ignore_port_nodes);
+ if (dmi_name_in_vendors("Dell Inc.") &&
+ x86_match_cpu(dell_broken_mipi_disco_cpu_gens))
+ ignore_port = true;
+
dmi_tested = true;
}
@@ -794,3 +803,4 @@ out_free:
kfree(orig_path);
return false;
}
+#endif