From 4c0ce0c6f9d784b6483eb324283df2f3b6085cb8 Mon Sep 17 00:00:00 2001
From: Mary Guillemard <mary.guillemard@collabora.com>
Date: Thu, 15 May 2025 13:01:31 +0200
Subject: [PATCH] panvk: Enable VK_SAMPLE_COUNT_2_BIT support on v12+

v12+ supports this, let's expose it.

Signed-off-by: Mary Guillemard <mary.guillemard@collabora.com>
Reviewed-by: Eric R. Smith <eric.smith@collabora.com>
Reviewed-by: Olivia Lee <olivia.lee@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34997>
---
 src/panfrost/vulkan/panvk_physical_device.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/panfrost/vulkan/panvk_physical_device.c b/src/panfrost/vulkan/panvk_physical_device.c
index 337e4f4379c..ab2f2ac1054 100644
--- a/src/panfrost/vulkan/panvk_physical_device.c
+++ b/src/panfrost/vulkan/panvk_physical_device.c
@@ -619,6 +619,9 @@ get_sample_counts(unsigned arch, unsigned max_tib_size,
 
    assert(max_msaa >= 4);
 
+   if (arch >= 12)
+      sample_counts |= VK_SAMPLE_COUNT_2_BIT;
+
    if (max_msaa >= 8)
       sample_counts |= VK_SAMPLE_COUNT_8_BIT;