7686729069
Extract protocol-agnostic FenceTimeline from Intel to shared src/drivers/fence.rs — atomic-based fence tracking suitable for Intel, VIRGL, and AMD drivers. Extract protocol-agnostic SyncobjManager from Intel to shared src/drivers/syncobj.rs — syncobj create/destroy/signal/reset/ wait/query and sync_file fd export/import. Wire both into VirtioDriver: - Add FenceTimeline + SyncobjManager fields - Implement all 5 GpuDriver syncobj trait methods (create, destroy, wait, export_fd, import_fd) - Track fence seqnos in virgl_submit_3d (allocate before submit, signal after completion) Intel fence.rs and syncobj.rs converted to thin re-export modules pointing at shared sources — no behavioral change for Intel driver. This gives Mesa VIRGL userspace the standard DRM syncobj API for GPU/compositor synchronization.
28 lines
840 B
Plaintext
28 lines
840 B
Plaintext
#serial 14
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# Copyright (C) 1996-1998, 2001-2004, 2009-2017 Free Software Foundation, Inc.
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#
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# This file is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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AC_DEFUN([gl_ERROR],
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[
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dnl We don't use AC_FUNC_ERROR_AT_LINE any more, because it is no longer
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dnl maintained in Autoconf and because it invokes AC_LIBOBJ.
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AC_CACHE_CHECK([for error_at_line], [ac_cv_lib_error_at_line],
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[AC_LINK_IFELSE(
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[AC_LANG_PROGRAM(
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[[#include <error.h>]],
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[[error_at_line (0, 0, "", 0, "an error occurred");]])],
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[ac_cv_lib_error_at_line=yes],
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[ac_cv_lib_error_at_line=no])])
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])
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# Prerequisites of lib/error.c.
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AC_DEFUN([gl_PREREQ_ERROR],
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[
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AC_REQUIRE([AC_FUNC_STRERROR_R])
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:
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])
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