Mesa (main): intel/l3: Make DG1 urb-size exception more generic

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Module: Mesa
Branch: main
Commit: fd2a558bf8a8390fad3236d903b224dfa58a46df
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=fd2a558bf8a8390fad3236d903b224dfa58a46df

Author: Jordan Justen <jordan.l.justen at intel.com>
Date:   Thu Dec  9 10:11:37 2021 -0800

intel/l3: Make DG1 urb-size exception more generic

Signed-off-by: Jordan Justen <jordan.l.justen at intel.com>
Reviewed-by: Caio Oliveira <caio.oliveira at intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14136>

---

 src/intel/common/intel_l3_config.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/intel/common/intel_l3_config.c b/src/intel/common/intel_l3_config.c
index c7c6b3086ca..9fcb326f93d 100644
--- a/src/intel/common/intel_l3_config.c
+++ b/src/intel/common/intel_l3_config.c
@@ -351,9 +351,14 @@ unsigned
 intel_get_l3_config_urb_size(const struct intel_device_info *devinfo,
                              const struct intel_l3_config *cfg)
 {
-   /* We don't have to program the URB size in DG1, it's a fixed value. */
-   if (devinfo->platform == INTEL_PLATFORM_DG1)
+   /* We don't have to program the URB size for some platforms. It's a fixed
+    * value.
+    */
+   if (cfg == NULL) {
+      ASSERTED const struct intel_l3_list *const list = get_l3_list(devinfo);
+      assert(list->length == 0);
       return devinfo->urb.size;
+   }
 
    /* From the SKL "L3 Allocation and Programming" documentation:
     *