From 6e1f873a0c019ee11dc6a1e489a615d270411e76 Mon Sep 17 00:00:00 2001
From: norablackcat <blackcatgames@protonmail.com>
Date: Sat, 17 Jun 2023 14:52:09 -0600
Subject: [PATCH] iris/screen: add PIPE_CAP_TIMER_RESOLUTION
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit

Reviewed by Marek Olšák

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23703>
---
 src/gallium/drivers/iris/iris_screen.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/gallium/drivers/iris/iris_screen.c b/src/gallium/drivers/iris/iris_screen.c
index d761763..9b588c7 100644
--- a/src/gallium/drivers/iris/iris_screen.c
+++ b/src/gallium/drivers/iris/iris_screen.c
@@ -431,6 +431,9 @@ iris_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_QUERY_TIMESTAMP_BITS:
       return TIMESTAMP_BITS;
 
+   case PIPE_CAP_TIMER_RESOLUTION:
+      return DIV_ROUND_UP(1000000000ull, devinfo->timestamp_frequency);
+
    case PIPE_CAP_DEVICE_PROTECTED_CONTEXT:
       return screen->kernel_features & KERNEL_HAS_PROTECTED_CONTEXT;
 
-- 
2.7.4