panfrost: Enable GL_EXT_shader_realtime_clock on panfrost v6+

Signed-off-by: Ashley Smith <ashley.smith@collabora.com>
Reviewed-by: Erik Faye-Lund <erik.faye-lund@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35496>

docs/features.txt

@@ -333,7 +333,7 @@ Khronos, ARB, and OES extensions that are not part of any OpenGL or OpenGL ES ve
   GL_EXT_semaphore_fd                                   DONE (radeonsi, zink, iris, crocus)
   GL_EXT_semaphore_win32                                DONE (zink, d3d12)
   GL_EXT_shader_group_vote                              DONE (all drivers that support GL_ARB_shader_group_vote)
-  GL_EXT_shader_realtime_clock                          DONE (core only)
+  GL_EXT_shader_realtime_clock                          DONE (panfrost/v6+)
   GL_EXT_sRGB_write_control                             DONE (all drivers that support GLES 3.0+)
   GL_EXT_texture_compression_astc_decode_mode           DONE (panfrost)
   GL_EXT_texture_norm16                                 DONE (freedreno, r600, radeonsi, nvc0i, softpipe, zink, iris, crocus)

docs/relnotes/new_features.txt

@@ -54,3 +54,4 @@ VK_KHR_maintenance6 on panvk/v10+
 CL_sRGBA and CL_sBGRA images
 cl_khr_extended_bit_ops
 VK_KHR_shader_clock on panvk
+GL_EXT_shader_realtime_clock on panfrost/v6+

src/gallium/drivers/panfrost/pan_screen.c

@@ -654,6 +654,8 @@ panfrost_init_screen_caps(struct panfrost_screen *screen)
    /* Compile side is TODO for Midgard. */
    caps->shader_clock = dev->arch >= 6 &&
       dev->kmod.props.gpu_can_query_timestamp;
+   caps->shader_realtime_clock = dev->arch >= 6 &&
+      dev->kmod.props.gpu_can_query_timestamp;
 
    caps->vs_instanceid = true;
    caps->texture_multisample = true;