[Mesa-dev] [PATCH 1/5] gallium: add interface for querying memory usage and sizes

Marek Olšák maraeo at gmail.com
Tue Feb 2 13:45:00 UTC 2016


From: Marek Olšák <marek.olsak at amd.com>

If you're worried about the duplication of some CAPs, we can remove them
later.
---
 src/gallium/drivers/freedreno/freedreno_screen.c |  1 +
 src/gallium/drivers/i915/i915_screen.c           |  1 +
 src/gallium/drivers/ilo/ilo_screen.c             |  1 +
 src/gallium/drivers/llvmpipe/lp_screen.c         |  1 +
 src/gallium/drivers/nouveau/nv30/nv30_screen.c   |  1 +
 src/gallium/drivers/nouveau/nv50/nv50_screen.c   |  1 +
 src/gallium/drivers/nouveau/nvc0/nvc0_screen.c   |  1 +
 src/gallium/drivers/r300/r300_screen.c           |  1 +
 src/gallium/drivers/r600/r600_pipe.c             |  1 +
 src/gallium/drivers/radeonsi/si_pipe.c           |  1 +
 src/gallium/drivers/softpipe/sp_screen.c         |  1 +
 src/gallium/drivers/svga/svga_screen.c           |  1 +
 src/gallium/drivers/vc4/vc4_screen.c             |  1 +
 src/gallium/include/pipe/p_defines.h             |  1 +
 src/gallium/include/pipe/p_screen.h              |  6 ++++++
 src/gallium/include/pipe/p_state.h               | 11 +++++++++++
 16 files changed, 31 insertions(+)

diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index 640f50f..639a9e6 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -165,6 +165,7 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
 	case PIPE_CAP_TEXTURE_BARRIER:
 	case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
 	case PIPE_CAP_COMPUTE:
+	case PIPE_CAP_QUERY_MEMORY_INFO:
 		return 0;
 
 	case PIPE_CAP_SM3:
diff --git a/src/gallium/drivers/i915/i915_screen.c b/src/gallium/drivers/i915/i915_screen.c
index 6b0ab58..3d5867b 100644
--- a/src/gallium/drivers/i915/i915_screen.c
+++ b/src/gallium/drivers/i915/i915_screen.c
@@ -262,6 +262,7 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap cap)
    case PIPE_CAP_INVALIDATE_BUFFER:
    case PIPE_CAP_GENERATE_MIPMAP:
    case PIPE_CAP_STRING_MARKER:
+   case PIPE_CAP_QUERY_MEMORY_INFO:
       return 0;
 
    case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
diff --git a/src/gallium/drivers/ilo/ilo_screen.c b/src/gallium/drivers/ilo/ilo_screen.c
index 5171cca..ec91b90 100644
--- a/src/gallium/drivers/ilo/ilo_screen.c
+++ b/src/gallium/drivers/ilo/ilo_screen.c
@@ -486,6 +486,7 @@ ilo_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_INVALIDATE_BUFFER:
    case PIPE_CAP_GENERATE_MIPMAP:
    case PIPE_CAP_STRING_MARKER:
+   case PIPE_CAP_QUERY_MEMORY_INFO:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c
index 879a2e7..5637617 100644
--- a/src/gallium/drivers/llvmpipe/lp_screen.c
+++ b/src/gallium/drivers/llvmpipe/lp_screen.c
@@ -311,6 +311,7 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_INVALIDATE_BUFFER:
    case PIPE_CAP_GENERATE_MIPMAP:
    case PIPE_CAP_STRING_MARKER:
+   case PIPE_CAP_QUERY_MEMORY_INFO:
       return 0;
    }
    /* should only get here on unhandled cases */
diff --git a/src/gallium/drivers/nouveau/nv30/nv30_screen.c b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
index 61d91fd..5524787 100644
--- a/src/gallium/drivers/nouveau/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
@@ -184,6 +184,7 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_INVALIDATE_BUFFER:
    case PIPE_CAP_GENERATE_MIPMAP:
    case PIPE_CAP_STRING_MARKER:
+   case PIPE_CAP_QUERY_MEMORY_INFO:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/nouveau/nv50/nv50_screen.c b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
index 32da60e..bdf4f02 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
@@ -227,6 +227,7 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_INVALIDATE_BUFFER:
    case PIPE_CAP_GENERATE_MIPMAP:
    case PIPE_CAP_STRING_MARKER:
+   case PIPE_CAP_QUERY_MEMORY_INFO:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index 6daa224..79caf17 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -217,6 +217,7 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_INVALIDATE_BUFFER:
    case PIPE_CAP_GENERATE_MIPMAP:
    case PIPE_CAP_STRING_MARKER:
+   case PIPE_CAP_QUERY_MEMORY_INFO:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index 90c4f71..2648548 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -210,6 +210,7 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
         case PIPE_CAP_INVALIDATE_BUFFER:
         case PIPE_CAP_GENERATE_MIPMAP:
         case PIPE_CAP_STRING_MARKER:
+        case PIPE_CAP_QUERY_MEMORY_INFO:
             return 0;
 
         /* SWTCL-only features. */
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index fc6b3eb..15cc9d1 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -364,6 +364,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 	case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
 	case PIPE_CAP_GENERATE_MIPMAP:
 	case PIPE_CAP_STRING_MARKER:
+	case PIPE_CAP_QUERY_MEMORY_INFO:
 		return 0;
 
 	case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index 4dacdd1..45ad2b5 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -354,6 +354,7 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 	case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
 	case PIPE_CAP_GENERATE_MIPMAP:
 	case PIPE_CAP_STRING_MARKER:
+	case PIPE_CAP_QUERY_MEMORY_INFO:
 		return 0;
 
 	case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
index 3bc5808..110e7c3 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -261,6 +261,7 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_INVALIDATE_BUFFER:
    case PIPE_CAP_GENERATE_MIPMAP:
    case PIPE_CAP_STRING_MARKER:
+   case PIPE_CAP_QUERY_MEMORY_INFO:
       return 0;
    }
    /* should only get here on unhandled cases */
diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
index 8d04222..2d28b8e 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -358,6 +358,7 @@ svga_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
    case PIPE_CAP_INVALIDATE_BUFFER:
    case PIPE_CAP_STRING_MARKER:
+   case PIPE_CAP_QUERY_MEMORY_INFO:
       return 0;
    case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT:
       return 64;
diff --git a/src/gallium/drivers/vc4/vc4_screen.c b/src/gallium/drivers/vc4/vc4_screen.c
index 08c2dad..a7f3290 100644
--- a/src/gallium/drivers/vc4/vc4_screen.c
+++ b/src/gallium/drivers/vc4/vc4_screen.c
@@ -199,6 +199,7 @@ vc4_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
         case PIPE_CAP_INVALIDATE_BUFFER:
         case PIPE_CAP_GENERATE_MIPMAP:
         case PIPE_CAP_STRING_MARKER:
+	case PIPE_CAP_QUERY_MEMORY_INFO:
                 return 0;
 
                 /* Stream output. */
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index 335f4e6..0ba992e 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -646,6 +646,7 @@ enum pipe_cap
    PIPE_CAP_INVALIDATE_BUFFER,
    PIPE_CAP_GENERATE_MIPMAP,
    PIPE_CAP_STRING_MARKER,
+   PIPE_CAP_QUERY_MEMORY_INFO,
 };
 
 #define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50 (1 << 0)
diff --git a/src/gallium/include/pipe/p_screen.h b/src/gallium/include/pipe/p_screen.h
index f868d71..211bc24 100644
--- a/src/gallium/include/pipe/p_screen.h
+++ b/src/gallium/include/pipe/p_screen.h
@@ -57,6 +57,7 @@ struct pipe_resource;
 struct pipe_surface;
 struct pipe_transfer;
 struct pipe_box;
+struct pipe_memory_info;
 
 
 /**
@@ -260,6 +261,11 @@ struct pipe_screen {
                                       unsigned index,
                                       struct pipe_driver_query_group_info *info);
 
+   /**
+    * Query information about memory usage.
+    */
+   void (*query_memory_info)(struct pipe_screen *screen,
+                             struct pipe_memory_info *info);
 };
 
 
diff --git a/src/gallium/include/pipe/p_state.h b/src/gallium/include/pipe/p_state.h
index 2e4d283..fde9bf9 100644
--- a/src/gallium/include/pipe/p_state.h
+++ b/src/gallium/include/pipe/p_state.h
@@ -720,6 +720,17 @@ struct pipe_debug_callback
    void *data;
 };
 
+/**
+ * Information about memory usage. All sizes are in kilobytes.
+ */
+struct pipe_memory_info
+{
+   unsigned total_device_memory; /**< size of device memory, e.g. VRAM */
+   unsigned avail_device_memory; /**< free device memory at the moment */
+   unsigned total_staging_memory; /**< size of staging memory, e.g. GART */
+   unsigned avail_staging_memory; /**< free staging memory at the moment */
+};
+
 #ifdef __cplusplus
 }
 #endif
-- 
2.1.4



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