[Mesa-dev] [PATCH 10/25] dri/radeon: add GLX_MESA_query_renderer support

[Emil Velikov]

Signed-off-by: Emil Velikov <emil.l.velikov at gmail.com>
---
 src/mesa/drivers/dri/radeon/radeon_screen.c | 77 +++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)

diff --git a/src/mesa/drivers/dri/radeon/radeon_screen.c b/src/mesa/drivers/dri/radeon/radeon_screen.c
index 57e866e..8ad9d12 100644
--- a/src/mesa/drivers/dri/radeon/radeon_screen.c
+++ b/src/mesa/drivers/dri/radeon/radeon_screen.c
@@ -475,6 +475,80 @@ static int radeon_set_screen_flags(radeonScreenPtr screen, int device_id)
    return 0;
 }
 
+static int
+radeonQueryRendererInteger(__DRIscreen *psp, int param,
+			       unsigned int *value)
+{
+   radeonScreenPtr screen = (radeonScreenPtr)psp->driverPrivate;
+
+   switch (param) {
+   case __DRI2_RENDERER_VENDOR_ID:
+      value[0] = 0x1002;
+      return 0;
+   case __DRI2_RENDERER_DEVICE_ID:
+      value[0] = screen->device_id;
+      return 0;
+   case __DRI2_RENDERER_ACCELERATED:
+      value[0] = 1;
+      return 0;
+   case __DRI2_RENDERER_VIDEO_MEMORY: {
+      struct drm_radeon_gem_info gem_info;
+      int retval;
+      memset(&gem_info, 0, sizeof(gem_info));
+
+      /* Get GEM info. */
+      retval = drmCommandWriteRead(psp->fd, DRM_RADEON_GEM_INFO, &gem_info,
+				   sizeof(gem_info));
+
+      if (retval) {
+         fprintf(stderr, "radeon: Failed to get MM info, error number %d\n",
+                retval);
+         return -1;
+
+      }
+      /* XXX: Do we want to return vram_size/visible or gart_size ? */
+      value[0] = gem_info.vram_size >> 20;
+      return 0;
+   }
+   case __DRI2_RENDERER_UNIFIED_MEMORY_ARCHITECTURE:
+      value[0] = 0;
+      return 0;
+   case __DRI2_RENDERER_PREFERRED_PROFILE:
+      value[0] = (1U << __DRI_API_OPENGL);
+      return 0;
+   default:
+      return driQueryRendererIntegerCommon(psp, param, value);
+   }
+
+   return -1;
+}
+
+static int
+radeonQueryRendererString(__DRIscreen *psp, int param, const char **value)
+{
+    radeonScreenPtr screen = (radeonScreenPtr)psp->driverPrivate;
+
+   switch (param) {
+   case __DRI2_RENDERER_VENDOR_ID:
+      value[0] = radeonVendorString;
+      return 0;
+   case __DRI2_RENDERER_DEVICE_ID:
+      value[0] = radeonGetRendererString(screen);
+      return 0;
+   default:
+      break;
+   }
+
+   return -1;
+}
+
+static const __DRI2rendererQueryExtension radeonRendererQueryExtension = {
+   .base = { __DRI2_RENDERER_QUERY, 1 },
+
+   .queryInteger        = radeonQueryRendererInteger,
+   .queryString         = radeonQueryRendererString
+};
+
 static radeonScreenPtr
 radeonCreateScreen2(__DRIscreen *sPriv)
 {
@@ -526,6 +600,7 @@ radeonCreateScreen2(__DRIscreen *sPriv)
 #endif
 
    screen->extensions[i++] = &radeonFlushExtension.base;
+   screen->extensions[i++] = &radeonRendererQueryExtension.base;
    screen->extensions[i++] = &radeonImageExtension.base;
 
    screen->extensions[i++] = NULL;
@@ -723,8 +798,10 @@ __DRIconfig **radeonInitScreen2(__DRIscreen *psp)
    int color;
    __DRIconfig **configs = NULL;
 
+   psp->max_gl_core_version = 0;
    psp->max_gl_compat_version = 13;
    psp->max_gl_es1_version = 11;
+   psp->max_gl_es2_version = 0;
 
    if (!radeonInitDriver(psp)) {
        return NULL;
-- 
1.9.0