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-rw-r--r--src/gallium/winsys/svga/drm/vmw_context.c19
-rw-r--r--src/gallium/winsys/svga/drm/vmw_screen.h1
-rw-r--r--src/gallium/winsys/svga/drm/vmw_screen_ioctl.c17
-rw-r--r--src/gallium/winsys/svga/drm/vmw_screen_svga.c24
4 files changed, 59 insertions, 2 deletions
diff --git a/src/gallium/winsys/svga/drm/vmw_context.c b/src/gallium/winsys/svga/drm/vmw_context.c
index 1234a5edce3..4e1c41db886 100644
--- a/src/gallium/winsys/svga/drm/vmw_context.c
+++ b/src/gallium/winsys/svga/drm/vmw_context.c
@@ -49,6 +49,21 @@
#define VMW_MUST_FLUSH_STACK 8
+/*
+ * A factor applied to the maximum mob memory size to determine
+ * the optimial time to preemptively flush the command buffer.
+ * The constant is based on some performance trials with SpecViewperf.
+ */
+#define VMW_MAX_MOB_MEM_FACTOR 2
+
+/*
+ * A factor applied to the maximum surface memory size to determine
+ * the optimial time to preemptively flush the command buffer.
+ * The constant is based on some performance trials with SpecViewperf.
+ */
+#define VMW_MAX_SURF_MEM_FACTOR 2
+
+
struct vmw_buffer_relocation
{
struct pb_buffer *buffer;
@@ -395,7 +410,7 @@ vmw_swc_mob_relocation(struct svga_winsys_context *swc,
if (vmw_swc_add_validate_buffer(vswc, reloc->buffer, flags)) {
vswc->seen_mobs += reloc->buffer->size;
/* divide by 5, tested for best performance */
- if (vswc->seen_mobs >= vswc->vws->ioctl.max_mob_memory / 5)
+ if (vswc->seen_mobs >= vswc->vws->ioctl.max_mob_memory / VMW_MAX_MOB_MEM_FACTOR)
vswc->preemptive_flush = TRUE;
}
@@ -457,7 +472,7 @@ vmw_swc_surface_only_relocation(struct svga_winsys_context *swc,
vswc->seen_surfaces += vsurf->size;
/* divide by 5 not well tuned for performance */
- if (vswc->seen_surfaces >= vswc->vws->ioctl.max_surface_memory / 5)
+ if (vswc->seen_surfaces >= vswc->vws->ioctl.max_surface_memory / VMW_MAX_SURF_MEM_FACTOR)
vswc->preemptive_flush = TRUE;
}
diff --git a/src/gallium/winsys/svga/drm/vmw_screen.h b/src/gallium/winsys/svga/drm/vmw_screen.h
index 1a39039aabd..fd76e614a5e 100644
--- a/src/gallium/winsys/svga/drm/vmw_screen.h
+++ b/src/gallium/winsys/svga/drm/vmw_screen.h
@@ -74,6 +74,7 @@ struct vmw_winsys_screen
struct vmw_cap_3d *cap_3d;
uint64_t max_mob_memory;
uint64_t max_surface_memory;
+ uint64_t max_texture_size;
boolean have_drm_2_6;
} ioctl;
diff --git a/src/gallium/winsys/svga/drm/vmw_screen_ioctl.c b/src/gallium/winsys/svga/drm/vmw_screen_ioctl.c
index 9c0abe96204..c9a3b7544d2 100644
--- a/src/gallium/winsys/svga/drm/vmw_screen_ioctl.c
+++ b/src/gallium/winsys/svga/drm/vmw_screen_ioctl.c
@@ -51,6 +51,8 @@
#include <errno.h>
#include <unistd.h>
+#define VMW_MAX_DEFAULT_TEXTURE_SIZE (128 * 1024 * 1024)
+
struct vmw_region
{
uint32_t handle;
@@ -904,6 +906,18 @@ vmw_ioctl_init(struct vmw_winsys_screen *vws)
} else {
vws->ioctl.max_mob_memory = gp_arg.value;
}
+
+ memset(&gp_arg, 0, sizeof(gp_arg));
+ gp_arg.param = DRM_VMW_PARAM_MAX_MOB_SIZE;
+ ret = drmCommandWriteRead(vws->ioctl.drm_fd, DRM_VMW_GET_PARAM,
+ &gp_arg, sizeof(gp_arg));
+
+ if (ret || gp_arg.value == 0) {
+ vws->ioctl.max_texture_size = VMW_MAX_DEFAULT_TEXTURE_SIZE;
+ } else {
+ vws->ioctl.max_texture_size = gp_arg.value;
+ }
+
/* Never early flush surfaces, mobs do accounting. */
vws->ioctl.max_surface_memory = -1;
} else {
@@ -920,6 +934,9 @@ vmw_ioctl_init(struct vmw_winsys_screen *vws)
} else {
vws->ioctl.max_surface_memory = gp_arg.value;
}
+
+ vws->ioctl.max_texture_size = VMW_MAX_DEFAULT_TEXTURE_SIZE;
+
size = SVGA_FIFO_3D_CAPS_SIZE * sizeof(uint32_t);
}
diff --git a/src/gallium/winsys/svga/drm/vmw_screen_svga.c b/src/gallium/winsys/svga/drm/vmw_screen_svga.c
index 6d592f2a957..32f16cd447a 100644
--- a/src/gallium/winsys/svga/drm/vmw_screen_svga.c
+++ b/src/gallium/winsys/svga/drm/vmw_screen_svga.c
@@ -164,6 +164,10 @@ vmw_svga_winsys_surface_create(struct svga_winsys_screen *sws,
* when to flush on non-GB hosts.
*/
buffer_size = svga3dsurface_get_serialized_size(format, size, numMipLevels, (numFaces == 6));
+ if (buffer_size > vws->ioctl.max_texture_size) {
+ goto no_sid;
+ }
+
if (sws->have_gb_objects) {
SVGAGuestPtr ptr = {0,0};
@@ -249,6 +253,25 @@ no_surface:
return NULL;
}
+static boolean
+vmw_svga_winsys_surface_can_create(struct svga_winsys_screen *sws,
+ SVGA3dSurfaceFormat format,
+ SVGA3dSize size,
+ uint32 numFaces,
+ uint32 numMipLevels)
+{
+ struct vmw_winsys_screen *vws = vmw_winsys_screen(sws);
+ uint32_t buffer_size;
+
+ buffer_size = svga3dsurface_get_serialized_size(format, size,
+ numMipLevels,
+ (numFaces == 6));
+ if (buffer_size > vws->ioctl.max_texture_size) {
+ return FALSE;
+ }
+ return TRUE;
+}
+
static boolean
vmw_svga_winsys_surface_is_flushed(struct svga_winsys_screen *sws,
@@ -371,6 +394,7 @@ vmw_winsys_screen_init_svga(struct vmw_winsys_screen *vws)
vws->base.surface_create = vmw_svga_winsys_surface_create;
vws->base.surface_is_flushed = vmw_svga_winsys_surface_is_flushed;
vws->base.surface_reference = vmw_svga_winsys_surface_ref;
+ vws->base.surface_can_create = vmw_svga_winsys_surface_can_create;
vws->base.buffer_create = vmw_svga_winsys_buffer_create;
vws->base.buffer_map = vmw_svga_winsys_buffer_map;
vws->base.buffer_unmap = vmw_svga_winsys_buffer_unmap;