intel/common: Add gen_device_name_to_pci_device_id

Signed-off-by: Jordan Justen <[email protected]>
Reviewed-by: Samuel Iglesias Gonsálvez <[email protected]>
Reviewed-by: Scott D Phillips <[email protected]>

2 files changed, 14 insertions, 6 deletions

diff --git a/src/intel/common/gen_device_info.c b/src/intel/common/gen_device_info.c
index 113a9dca1ff..ef0ae4ce8c3 100644
--- a/src/intel/common/gen_device_info.c
+++ b/src/intel/common/gen_device_info.c
@@ -30,8 +30,13 @@
 #include "compiler/shader_enums.h"
 #include "util/macros.h"
 
-static int
-parse_devid_override(const char *devid_override)
+/**
+ * Get the PCI ID for the device name.
+ *
+ * Returns -1 if the device is not known.
+ */
+int
+gen_device_name_to_pci_device_id(const char *name)
 {
    static const struct {
       const char *name;
@@ -54,11 +59,11 @@ parse_devid_override(const char *devid_override)
    };
 
    for (unsigned i = 0; i < ARRAY_SIZE(name_map); i++) {
-      if (!strcmp(name_map[i].name, devid_override))
+      if (!strcmp(name_map[i].name, name))
          return name_map[i].pci_id;
    }
 
-   return strtol(devid_override, NULL, 0);
+   return -1;
 }
 
 /**
@@ -72,8 +77,10 @@ gen_get_pci_device_id_override(void)
 {
    if (geteuid() == getuid()) {
       const char *devid_override = getenv("INTEL_DEVID_OVERRIDE");
-      if (devid_override)
-         return parse_devid_override(devid_override);
+      if (devid_override) {
+         const int id = gen_device_name_to_pci_device_id(devid_override);
+         return id >= 0 ? id : strtol(devid_override, NULL, 0);
+      }
    }
 
    return -1;
diff --git a/src/intel/common/gen_device_info.h b/src/intel/common/gen_device_info.h
index 6a96143cebb..3e9c087f58c 100644
--- a/src/intel/common/gen_device_info.h
+++ b/src/intel/common/gen_device_info.h
@@ -200,6 +200,7 @@ struct gen_device_info
    ((devinfo)->is_broxton || (devinfo)->is_geminilake)
 
 int gen_get_pci_device_id_override(void);
+int gen_device_name_to_pci_device_id(const char *name);
 bool gen_get_device_info(int devid, struct gen_device_info *devinfo);
 const char *gen_get_device_name(int devid);