drm/vmwgfx: support SVGA_3D_CMD_DX_DEFINE_RASTERIZER_STATE_V2 command

This is going to be required for setting the sample count when
rendering with no attachments.
Also cleans up view handling (should fix depthstencil_v2).
Reviewed-by: Charmaine Lee <charmainel@vmware.com>
Signed-off-by: Roland Scheidegger <sroland@vmware.com>
Signed-off-by: Zack Rusin <zackr@vmware.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211206172620.3139754-8-zack@kde.org

drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c

@@ -3559,6 +3559,8 @@ static const struct vmw_cmd_entry vmw_cmd_entries[SVGA_3D_CMD_MAX] = {
 		    &vmw_cmd_dx_define_streamoutput, true, false, true),
 	VMW_CMD_DEF(SVGA_3D_CMD_DX_BIND_STREAMOUTPUT,
 		    &vmw_cmd_dx_bind_streamoutput, true, false, true),
+	VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_RASTERIZER_STATE_V2,
+		    &vmw_cmd_dx_so_define, true, false, true),
 };
 
 bool vmw_cmd_describe(const void *buf, u32 *size, char const **cmd)

drivers/gpu/drm/vmwgfx/vmwgfx_so.c

@@ -567,4 +567,8 @@ static void vmw_so_build_asserts(void)
 		     offsetof(SVGA3dCmdDXDefineRenderTargetView, sid));
 	BUILD_BUG_ON(offsetof(struct vmw_view_define, sid) !=
 		     offsetof(SVGA3dCmdDXDefineDepthStencilView, sid));
+	BUILD_BUG_ON(offsetof(struct vmw_view_define, sid) !=
+		     offsetof(SVGA3dCmdDXDefineUAView, sid));
+	BUILD_BUG_ON(offsetof(struct vmw_view_define, sid) !=
+		     offsetof(SVGA3dCmdDXDefineDepthStencilView_v2, sid));
 }

drivers/gpu/drm/vmwgfx/vmwgfx_so.h

@@ -93,7 +93,10 @@ static inline enum vmw_view_type vmw_view_cmd_to_type(u32 id)
 	    id == SVGA_3D_CMD_DX_DESTROY_UA_VIEW)
 		return vmw_view_ua;
 
-	if (tmp > (u32)vmw_view_max)
+	if (id == SVGA_3D_CMD_DX_DEFINE_DEPTHSTENCIL_VIEW_V2)
+		return vmw_view_ds;
+
+	if (tmp > (u32)vmw_view_ds)
 		return vmw_view_max;
 
 	return (enum vmw_view_type) tmp;
@@ -123,6 +126,7 @@ static inline enum vmw_so_type vmw_so_cmd_to_type(u32 id)
 	case SVGA_3D_CMD_DX_DESTROY_DEPTHSTENCIL_STATE:
 		return vmw_so_ds;
 	case SVGA_3D_CMD_DX_DEFINE_RASTERIZER_STATE:
+	case SVGA_3D_CMD_DX_DEFINE_RASTERIZER_STATE_V2:
 	case SVGA_3D_CMD_DX_DESTROY_RASTERIZER_STATE:
 		return vmw_so_rs;
 	case SVGA_3D_CMD_DX_DEFINE_SAMPLER_STATE: