Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
41 lines
878 B
C
41 lines
878 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __LINUX_GOLDFISH_H
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#define __LINUX_GOLDFISH_H
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/io.h>
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/* Helpers for Goldfish virtual platform */
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#ifndef gf_ioread32
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#define gf_ioread32 ioread32
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#endif
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#ifndef gf_iowrite32
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#define gf_iowrite32 iowrite32
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#endif
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static inline void gf_write_ptr(const void *ptr, void __iomem *portl,
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void __iomem *porth)
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{
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const unsigned long addr = (unsigned long)ptr;
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gf_iowrite32(lower_32_bits(addr), portl);
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#ifdef CONFIG_64BIT
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gf_iowrite32(upper_32_bits(addr), porth);
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#endif
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}
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static inline void gf_write_dma_addr(const dma_addr_t addr,
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void __iomem *portl,
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void __iomem *porth)
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{
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gf_iowrite32(lower_32_bits(addr), portl);
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#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
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gf_iowrite32(upper_32_bits(addr), porth);
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#endif
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}
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#endif /* __LINUX_GOLDFISH_H */
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