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drm/xe: prepare xe_gen_wa_oob to be multi-use

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There is a need for additional oob rules files. Make the current gen
file more robust to support more files.

Signed-off-by: Matt Atwood <matthew.s.atwood@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://lore.kernel.org/r/20250709221605.172516-2-matthew.s.atwood@intel.com
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
This commit is contained in:
Matt Atwood 2025-07-09 15:16:00 -07:00 committed by Lucas De Marchi
parent 94de94d24e
commit b0a2ee5567
1 changed files with 38 additions and 7 deletions
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45
drivers/gpu/drm/xe/xe_gen_wa_oob.c
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@ -18,8 +18,8 @@
" *\n" \
" * This file was generated from rules: %s\n" \
" */\n" \
"#ifndef _GENERATED_XE_WA_OOB_\n" \
"#define _GENERATED_XE_WA_OOB_\n" \
"#ifndef _GENERATED_%s_\n" \
"#define _GENERATED_%s_\n" \
"\n" \
"enum {\n"
@ -52,7 +52,7 @@ static char *strip(char *line, size_t linelen)
}
#define MAX_LINE_LEN 4096
static int parse(FILE *input, FILE *csource, FILE *cheader)
static int parse(FILE *input, FILE *csource, FILE *cheader, char *prefix)
{
char line[MAX_LINE_LEN + 1];
char *name, *prev_name = NULL, *rules;
@ -96,7 +96,7 @@ static int parse(FILE *input, FILE *csource, FILE *cheader)
}
if (name) {
fprintf(cheader, "\tXE_WA_OOB_%s = %u,\n", name, idx);
fprintf(cheader, "\t%s_%s = %u,\n", prefix, name, idx);
/* Close previous entry before starting a new one */
if (idx)
@ -118,7 +118,33 @@ static int parse(FILE *input, FILE *csource, FILE *cheader)
if (idx)
fprintf(csource, ") },\n");
fprintf(cheader, "\t_XE_WA_OOB_COUNT = %u\n", idx);
fprintf(cheader, "\t_%s_COUNT = %u\n", prefix, idx);
return 0;
}
static int fn_to_prefix(const char *fn, char *prefix, size_t size)
{
size_t len;
fn = basename(fn);
len = strlen(fn);
if (len > size - 1)
return -ENAMETOOLONG;
memcpy(prefix, fn, len + 1);
for (char *p = prefix; *p; p++) {
switch (*p) {
case '.':
*p = '\0';
return 0;
default:
*p = toupper(*p);
break;
}
}
return 0;
}
@ -141,6 +167,7 @@ int main(int argc, const char *argv[])
[ARGS_CHEADER] = { .fn = argv[3], .mode = "w" },
};
int ret = 1;
char prefix[128];
if (argc < 3) {
fprintf(stderr, "ERROR: wrong arguments\n");
@ -148,6 +175,9 @@ int main(int argc, const char *argv[])
return 1;
}
if (fn_to_prefix(args[ARGS_CHEADER].fn, prefix, sizeof(prefix)) < 0)
return 1;
for (int i = 0; i < _ARGS_COUNT; i++) {
args[i].f = fopen(args[i].fn, args[i].mode);
if (!args[i].f) {
@ -157,9 +187,10 @@ int main(int argc, const char *argv[])
}
}
fprintf(args[ARGS_CHEADER].f, HEADER, args[ARGS_INPUT].fn);
fprintf(args[ARGS_CHEADER].f, HEADER, args[ARGS_INPUT].fn, prefix, prefix);
ret = parse(args[ARGS_INPUT].f, args[ARGS_CSOURCE].f,
args[ARGS_CHEADER].f);
args[ARGS_CHEADER].f, prefix);
if (!ret)
fprintf(args[ARGS_CHEADER].f, FOOTER);