Mesa (master): gallium/softpipe/llvmpipe: handle query_renderer caps

[Emil Velikov]

Module: Mesa
Branch: master
Commit: 89f80c2185de42191a1658dbdcbce9cbd9a98058
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=89f80c2185de42191a1658dbdcbce9cbd9a98058

Author: Emil Velikov <emil.l.velikov at gmail.com>
Date:   Thu Aug 14 21:15:06 2014 +0100

gallium/softpipe/llvmpipe: handle query_renderer caps

Both report 0xffffffff as both vendor and device id, and the maximum
amount of system memory as video memory.

v2: Use aux helper os_get_total_physical_memory().

Cc: Brian Paul <brianp at vmware.com>
Signed-off-by: Emil Velikov <emil.l.velikov at gmail.com>

---

 src/gallium/drivers/llvmpipe/lp_screen.c |   19 +++++++++++++++++++
 src/gallium/drivers/softpipe/sp_screen.c |   19 +++++++++++++++++++
 2 files changed, 38 insertions(+)

diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c
index f4f3257..fe52a41 100644
--- a/src/gallium/drivers/llvmpipe/lp_screen.c
+++ b/src/gallium/drivers/llvmpipe/lp_screen.c
@@ -37,6 +37,7 @@
 #include "draw/draw_context.h"
 #include "gallivm/lp_bld_type.h"
 
+#include "os/os_misc.h"
 #include "os/os_time.h"
 #include "lp_texture.h"
 #include "lp_fence.h"
@@ -252,6 +253,24 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
       return 0;
    case PIPE_CAP_FAKE_SW_MSAA:
       return 1;
+
+   case PIPE_CAP_VENDOR_ID:
+      return 0xFFFFFFFF;
+   case PIPE_CAP_DEVICE_ID:
+      return 0xFFFFFFFF;
+   case PIPE_CAP_ACCELERATED:
+      return 0;
+   case PIPE_CAP_VIDEO_MEMORY: {
+      /* XXX: Do we want to return the full amount fo system memory ? */
+      uint64_t system_memory;
+
+      if (!os_get_total_physical_memory(&system_memory))
+         return 0;
+
+      return (int)(system_memory >> 20);
+   }
+   case PIPE_CAP_UMA:
+      return 0;
    }
    /* should only get here on unhandled cases */
    debug_printf("Unexpected PIPE_CAP %d query\n", param);
diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
index 5e2640d..ade68a8 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -30,6 +30,7 @@
 #include "util/u_format.h"
 #include "util/u_format_s3tc.h"
 #include "util/u_video.h"
+#include "os/os_misc.h"
 #include "os/os_time.h"
 #include "pipe/p_defines.h"
 #include "pipe/p_screen.h"
@@ -203,6 +204,24 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
       return 0;
    case PIPE_CAP_DRAW_INDIRECT:
       return 1;
+
+   case PIPE_CAP_VENDOR_ID:
+      return 0xFFFFFFFF;
+   case PIPE_CAP_DEVICE_ID:
+      return 0xFFFFFFFF;
+   case PIPE_CAP_ACCELERATED:
+      return 0;
+   case PIPE_CAP_VIDEO_MEMORY: {
+      /* XXX: Do we want to return the full amount fo system memory ? */
+      uint64_t system_memory;
+
+      if (!os_get_total_physical_memory(&system_memory))
+         return 0;
+
+      return (int)(system_memory >> 20);
+   }
+   case PIPE_CAP_UMA:
+      return 0;
    }
    /* should only get here on unhandled cases */
    debug_printf("Unexpected PIPE_CAP %d query\n", param);