intel/dev: Add devinfo genx10 field

Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9329>

src/intel/dev/gen_device_info.c

@@ -106,6 +106,7 @@ static const struct gen_device_info gen_device_info_i965 = {
 
 static const struct gen_device_info gen_device_info_g4x = {
    .gen = 4,
+   .genx10 = 45,
    .has_pln = true,
    .has_compr4 = true,
    .has_surface_tile_offset = true,
@@ -300,6 +301,7 @@ static const struct gen_device_info gen_device_info_byt = {
 #define HSW_FEATURES             \
    GEN7_FEATURES,                \
    .is_haswell = true,           \
+   .genx10 = 75,                 \
    .supports_simd16_3src = true, \
    .has_resource_streamer = true
 
@@ -1424,6 +1426,9 @@ gen_get_device_info_from_fd(int fd, struct gen_device_info *devinfo)
       return false;
    }
 
+   if (devinfo->genx10 == 0)
+      devinfo->genx10 = devinfo->gen * 10;
+
    /* remaining initializion queries the kernel for device info */
    if (devinfo->no_hw)
       return true;

src/intel/dev/gen_device_info.h

@@ -47,6 +47,8 @@ struct drm_i915_query_topology_info;
 struct gen_device_info
 {
    int gen; /**< Generation number: 4, 5, 6, 7, ... */
+   /* Driver internal number used to differentiate platforms. */
+   int genx10;
    int revision;
    int gt;