From 388f81322a7242bcd18138e2b812958470c57089 Mon Sep 17 00:00:00 2001
From: Jordan Justen <jordan.l.justen@intel.com>
Date: Tue, 11 Jan 2022 14:14:01 -0800
Subject: intel_dev_info: Add --hwconfig command line parameter

Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Caio Oliveira <caio.oliveira@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14511>
---
 src/intel/dev/intel_dev_info.c |  7 +++++++
 src/intel/dev/intel_hwconfig.c | 15 ++++++++++++++-
 src/intel/dev/intel_hwconfig.h |  4 +---
 3 files changed, 22 insertions(+), 4 deletions(-)

diff --git a/src/intel/dev/intel_dev_info.c b/src/intel/dev/intel_dev_info.c
index 22579a7ecbf..35cb694f0dc 100644
--- a/src/intel/dev/intel_dev_info.c
+++ b/src/intel/dev/intel_dev_info.c
@@ -24,6 +24,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdarg.h>
+#include <string.h>
 #include <inttypes.h>
 
 #include <sys/types.h>
@@ -34,6 +35,7 @@
 #include <xf86drm.h>
 
 #include "intel_device_info.h"
+#include "intel_hwconfig.h"
 
 static int
 error(char *fmt, ...)
@@ -51,6 +53,7 @@ main(int argc, char *argv[])
 {
    drmDevicePtr devices[8];
    int max_devices;
+   bool print_hwconfig = argc > 1 && strcmp(argv[1], "--hwconfig") == 0;
 
    max_devices = drmGetDevices2(0, devices, ARRAY_SIZE(devices));
    if (max_devices < 1)
@@ -64,6 +67,10 @@ main(int argc, char *argv[])
       if (fd < 0)
          continue;
 
+      if (print_hwconfig) {
+         intel_get_and_print_hwconfig_table(fd);
+      }
+
       bool success = intel_get_device_info_from_fd(fd, &devinfo);
       close(fd);
 
diff --git a/src/intel/dev/intel_hwconfig.c b/src/intel/dev/intel_hwconfig.c
index 36969810dc7..e2a49fb442d 100644
--- a/src/intel/dev/intel_hwconfig.c
+++ b/src/intel/dev/intel_hwconfig.c
@@ -312,10 +312,23 @@ print_hwconfig_item(struct intel_device_info *devinfo,
    printf("\n");
 }
 
-void
+static void
 intel_print_hwconfig_table(const struct hwconfig *hwconfig,
                            int32_t hwconfig_len)
 {
    intel_process_hwconfig_table(NULL, hwconfig, hwconfig_len,
                                 print_hwconfig_item);
 }
+
+void
+intel_get_and_print_hwconfig_table(int fd)
+{
+   struct hwconfig *hwconfig;
+   int32_t hwconfig_len = 0;
+   hwconfig = intel_i915_query_alloc(fd, DRM_I915_QUERY_HWCONFIG_BLOB,
+                                     &hwconfig_len);
+   if (hwconfig) {
+      intel_print_hwconfig_table(hwconfig, hwconfig_len);
+      free(hwconfig);
+   }
+}
diff --git a/src/intel/dev/intel_hwconfig.h b/src/intel/dev/intel_hwconfig.h
index 20d76abf5ae..829ebcc982d 100644
--- a/src/intel/dev/intel_hwconfig.h
+++ b/src/intel/dev/intel_hwconfig.h
@@ -32,15 +32,13 @@
 extern "C" {
 #endif
 
-struct hwconfig;
 struct intel_device_info;
 
 void
 intel_get_and_process_hwconfig_table(int fd,
                                      struct intel_device_info *devinfo);
 void
-intel_print_hwconfig_table(const struct hwconfig *hwconfig,
-                           int32_t hwconfig_len);
+intel_get_and_print_hwconfig_table(int fd);
 
 #ifdef __cplusplus
 }
-- 
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