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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /scripts/coccinelle/api/check_bq27xxx_data.cocci | |
parent | Initial commit. (diff) | |
download | linux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz linux-430c2fc249ea5c0536abd21c23382884005c9093.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'scripts/coccinelle/api/check_bq27xxx_data.cocci')
-rw-r--r-- | scripts/coccinelle/api/check_bq27xxx_data.cocci | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/scripts/coccinelle/api/check_bq27xxx_data.cocci b/scripts/coccinelle/api/check_bq27xxx_data.cocci new file mode 100644 index 000000000..fae539ef0 --- /dev/null +++ b/scripts/coccinelle/api/check_bq27xxx_data.cocci @@ -0,0 +1,162 @@ +// SPDX-License-Identifier: GPL-2.0-only +/// Detect BQ27XXX_DATA structures with identical registers, dm registers or +/// properties. +//# Doesn't unfold macros used in register or property fields. +//# Requires OCaml scripting +/// +// Confidence: High +// Copyright: (C) 2017 Julia Lawall, Inria/LIP6, +// URL: http://coccinelle.lip6.fr/ +// Requires: 1.0.7 +// Keywords: BQ27XXX_DATA + +virtual report + +@initialize:ocaml@ +@@ + +let print_report p msg = + let p = List.hd p in + Printf.printf "%s:%d:%d-%d: %s" p.file p.line p.col p.col_end msg + +@str depends on report@ +type t; +identifier i,i1,i2; +expression e1,e2; +@@ + +t i[] = { + ..., + [e1] = BQ27XXX_DATA(i1,...), + ..., + [e2] = BQ27XXX_DATA(i2,...), + ..., +}; + +@script:ocaml tocheck@ +i1 << str.i1; +i2 << str.i2; +i1regs; i2regs; +i1dmregs; i2dmregs; +i1props; i2props; +@@ + +if not(i1 = i2) +then + begin + i1regs := make_ident (i1 ^ "_regs"); + i2regs := make_ident (i2 ^ "_regs"); + i1dmregs := make_ident (i1 ^ "_dm_regs"); + i2dmregs := make_ident (i2 ^ "_dm_regs"); + i1props := make_ident (i1 ^ "_props"); + i2props := make_ident (i2 ^ "_props") + end + +(* ---------------------------------------------------------------- *) + +@getregs1@ +typedef u8; +identifier tocheck.i1regs; +initializer list i1regs_vals; +position p1; +@@ + +u8 i1regs@p1[...] = { i1regs_vals, }; + +@getregs2@ +identifier tocheck.i2regs; +initializer list i2regs_vals; +position p2; +@@ + +u8 i2regs@p2[...] = { i2regs_vals, }; + +@script:ocaml@ +(_,i1regs_vals) << getregs1.i1regs_vals; +(_,i2regs_vals) << getregs2.i2regs_vals; +i1regs << tocheck.i1regs; +i2regs << tocheck.i2regs; +p1 << getregs1.p1; +p2 << getregs2.p2; +@@ + +if i1regs < i2regs && + List.sort compare i1regs_vals = List.sort compare i2regs_vals +then + let msg = + Printf.sprintf + "WARNING %s and %s (line %d) are identical\n" + i1regs i2regs (List.hd p2).line in + print_report p1 msg + +(* ---------------------------------------------------------------- *) + +@getdmregs1@ +identifier tocheck.i1dmregs; +initializer list i1dmregs_vals; +position p1; +@@ + +struct bq27xxx_dm_reg i1dmregs@p1[] = { i1dmregs_vals, }; + +@getdmregs2@ +identifier tocheck.i2dmregs; +initializer list i2dmregs_vals; +position p2; +@@ + +struct bq27xxx_dm_reg i2dmregs@p2[] = { i2dmregs_vals, }; + +@script:ocaml@ +(_,i1dmregs_vals) << getdmregs1.i1dmregs_vals; +(_,i2dmregs_vals) << getdmregs2.i2dmregs_vals; +i1dmregs << tocheck.i1dmregs; +i2dmregs << tocheck.i2dmregs; +p1 << getdmregs1.p1; +p2 << getdmregs2.p2; +@@ + +if i1dmregs < i2dmregs && + List.sort compare i1dmregs_vals = List.sort compare i2dmregs_vals +then + let msg = + Printf.sprintf + "WARNING %s and %s (line %d) are identical\n" + i1dmregs i2dmregs (List.hd p2).line in + print_report p1 msg + +(* ---------------------------------------------------------------- *) + +@getprops1@ +identifier tocheck.i1props; +initializer list[n1] i1props_vals; +position p1; +@@ + +enum power_supply_property i1props@p1[] = { i1props_vals, }; + +@getprops2@ +identifier tocheck.i2props; +initializer list[n2] i2props_vals; +position p2; +@@ + +enum power_supply_property i2props@p2[] = { i2props_vals, }; + +@script:ocaml@ +(_,i1props_vals) << getprops1.i1props_vals; +(_,i2props_vals) << getprops2.i2props_vals; +i1props << tocheck.i1props; +i2props << tocheck.i2props; +p1 << getprops1.p1; +p2 << getprops2.p2; +@@ + +if i1props < i2props && + List.sort compare i1props_vals = List.sort compare i2props_vals +then + let msg = + Printf.sprintf + "WARNING %s and %s (line %d) are identical\n" + i1props i2props (List.hd p2).line in + print_report p1 msg |