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/freebsd/sys/sys/
H A Dbus_dma_internal.heb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
H A Dbus_dma.hdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/riscv/include/
H A Dbus_dma.hdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/x86/include/
H A Dbus_dma.heb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
H A Dbusdma_impl.hdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/powerpc/include/
H A Dbus_dma.hdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/arm64/include/
H A Dbus_dma_impl.hdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/arm/include/
H A Dbus_dma.hdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/dev/xdma/
H A Dxdma.cdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/riscv/riscv/
H A Dbusdma_machdep.cdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/arm64/arm64/
H A Dbusdma_machdep.cdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/dev/aacraid/
H A Daacraid.cdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/x86/x86/
H A Dbusdma_machdep.cdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
H A Dbusdma_bounce.cdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/i386/include/
H A Dbus_dma.hdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/amd64/include/
H A Dbus_dma.hdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/dev/mfi/
H A Dmfi_cam.cdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
H A Dmfi.cdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/dev/tsec/
H A Dif_tsec.cdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/dev/hyperv/storvsc/
H A Dhv_storvsc_drv_freebsd.cdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/net/
H A Diflib.hdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/powerpc/powerpc/
H A Dbusdma_machdep.cdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/dev/cxgb/
H A Dcxgb_adapter.hdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
H A Dcxgb_sge.cdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729
/freebsd/sys/dev/xen/blkfront/
H A Dblkfront.cdiff eb36b1d0bc5f7ece94083e6e509da41117a76566 Sat Jul 01 07:35:29 CEST 2017 Jason A. Harmening <jah@FreeBSD.org> Clean up MD pollution of bus_dma.h:

--Remove special-case handling of sparc64 bus_dmamap* functions.
Replace with a more generic mechanism that allows MD busdma
implementations to generate inline mapping functions by
defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This
is currently useful for sparc64, x86, and arm64, which all
implement non-load dmamap operations as simple wrappers
around map objects which may be bus- or device-specific.

--Remove NULL-checked bus_dmamap macros. Implement the
equivalent NULL checks in the inlined x86 implementation.
For non-x86 platforms, these checks are a minor pessimization
as those platforms do not currently allow NULL maps. NULL
maps were originally allowed on arm64, which appears to have
been the motivation behind adding arm[64]-specific barriers
to bus_dma.h, but that support was removed in r299463.

--Simplify the internal interface used by the bus_dmamap_load*
variants and move it to bus_dma_internal.h

--Fix some drivers that directly include sys/bus_dma.h
despite the recommendations of bus_dma(9)

Reviewed by: kib (previous revision), marius
Differential Revision: https://reviews.freebsd.org/D10729

12