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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2026-09-20 08:15:23 -0700 |
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| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2026-09-20 08:15:23 -0700 |
| commit | bdab18633a302c82b5e5d5dbc4e38b0baf9c0837 (patch) | |
| tree | 0446500af9a76d4e8b2a72a0a41391ceede73a10 /drivers/clk/sprd/composite.h | |
| download | linux-stable-bdab18633a302c82b5e5d5dbc4e38b0baf9c0837.tar.gz linux-stable-bdab18633a302c82b5e5d5dbc4e38b0baf9c0837.zip | |
Merge tag 'locking-urgent-2026-09-20' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipgrafted
Pull futex fix from Ingo Molnar:
- Also allocate a default private futex hash on vfork() as well, to
avoid races with (private) futex waiters (Peter Zijlstra)
* tag 'locking-urgent-2026-09-20' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
futex: Also allocate private hash on vfork()
Diffstat (limited to 'drivers/clk/sprd/composite.h')
| -rw-r--r-- | drivers/clk/sprd/composite.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/drivers/clk/sprd/composite.h b/drivers/clk/sprd/composite.h new file mode 100644 index 000000000..15cec97d2 --- /dev/null +++ b/drivers/clk/sprd/composite.h @@ -0,0 +1,86 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +// +// Spreadtrum composite clock driver +// +// Copyright (C) 2017 Spreadtrum, Inc. +// Author: Chunyan Zhang <chunyan.zhang@spreadtrum.com> + +#ifndef _SPRD_COMPOSITE_H_ +#define _SPRD_COMPOSITE_H_ + +#include "common.h" +#include "mux.h" +#include "div.h" + +struct sprd_comp { + struct sprd_mux_ssel mux; + struct sprd_div_internal div; + struct sprd_clk_common common; +}; + +#define SPRD_COMP_CLK_HW_INIT_FN(_struct, _name, _parent, _reg, _table, \ + _mshift, _mwidth, _doffset, _dshift, \ + _dwidth, _flags, _fn) \ + struct sprd_comp _struct = { \ + .mux = _SPRD_MUX_CLK(_mshift, _mwidth, _table), \ + .div = _SPRD_DIV_CLK(_doffset, _dshift, _dwidth), \ + .common = { \ + .regmap = NULL, \ + .reg = _reg, \ + .hw.init = _fn(_name, _parent, \ + &sprd_comp_ops, _flags), \ + } \ + } + +#define SPRD_COMP_CLK_TABLE(_struct, _name, _parent, _reg, _table, \ + _mshift, _mwidth, _dshift, _dwidth, _flags) \ + SPRD_COMP_CLK_HW_INIT_FN(_struct, _name, _parent, _reg, _table, \ + _mshift, _mwidth, 0x0, _dshift, \ + _dwidth, _flags, CLK_HW_INIT_PARENTS) + +#define SPRD_COMP_CLK(_struct, _name, _parent, _reg, _mshift, \ + _mwidth, _dshift, _dwidth, _flags) \ + SPRD_COMP_CLK_TABLE(_struct, _name, _parent, _reg, NULL, \ + _mshift, _mwidth, _dshift, _dwidth, _flags) + +#define SPRD_COMP_CLK_DATA_TABLE(_struct, _name, _parent, _reg, _table, \ + _mshift, _mwidth, _dshift, \ + _dwidth, _flags) \ + SPRD_COMP_CLK_HW_INIT_FN(_struct, _name, _parent, _reg, _table, \ + _mshift, _mwidth, 0x0, _dshift, \ + _dwidth, _flags, \ + CLK_HW_INIT_PARENTS_DATA) + +#define SPRD_COMP_CLK_DATA(_struct, _name, _parent, _reg, _mshift, \ + _mwidth, _dshift, _dwidth, _flags) \ + SPRD_COMP_CLK_DATA_TABLE(_struct, _name, _parent, _reg, NULL, \ + _mshift, _mwidth, _dshift, _dwidth, \ + _flags) + +#define SPRD_COMP_CLK_DATA_TABLE_OFFSET(_struct, _name, _parent, _reg, \ + _table, _mshift, _mwidth, \ + _doffset, _dshift, _dwidth, \ + _flags) \ + SPRD_COMP_CLK_HW_INIT_FN(_struct, _name, _parent, _reg, _table, \ + _mshift, _mwidth, _doffset, _dshift, \ + _dwidth, _flags, \ + CLK_HW_INIT_PARENTS_DATA) + +#define SPRD_COMP_CLK_DATA_OFFSET(_struct, _name, _parent, _reg, \ + _mshift, _mwidth, _doffset, _dshift, \ + _dwidth, _flags) \ + SPRD_COMP_CLK_DATA_TABLE_OFFSET(_struct, _name, _parent, _reg, \ + NULL, _mshift, _mwidth, \ + _doffset, _dshift, _dwidth, \ + _flags) + +static inline struct sprd_comp *hw_to_sprd_comp(const struct clk_hw *hw) +{ + struct sprd_clk_common *common = hw_to_sprd_clk_common(hw); + + return container_of(common, struct sprd_comp, common); +} + +extern const struct clk_ops sprd_comp_ops; + +#endif /* _SPRD_COMPOSITE_H_ */ |