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authorMatt Roper <matthew.d.roper@intel.com>2025-10-24 13:08:35 -0700
committerMatt Roper <matthew.d.roper@intel.com>2025-10-24 15:00:38 -0700
commitfab36494f26c1818f0d02230f30aca45b4888848 (patch)
tree39c92122a61b31bfd8041a382aa4243836834108
parent6d5511e56b2d6474878cb7be44f5abb894842ef3 (diff)
drm/xe/configfs: Drop MAX_GT_TYPE_CHARS constant
Early revisions of commit 7abd69278bb5 ("drm/xe/configfs: Add attribute to disable GT types") used MAX_GT_TYPE_CHARS not only to size the constant name field, but also for some of the string matching logic. By the time the patch finally landed, the constant was no longer needed for parsing. Stop using it for the string field definition as well; this eliminates the risk that we forget to update the constant if we ever add a GT type name longer than seven characters. Suggested-by: Gustavo Sousa <gustavo.sousa@intel.com> Reviewed-by: Gustavo Sousa <gustavo.sousa@intel.com> Link: https://patch.msgid.link/20251024200834.1512329-2-matthew.d.roper@intel.com Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
-rw-r--r--drivers/gpu/drm/xe/xe_configfs.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/gpu/drm/xe/xe_configfs.c b/drivers/gpu/drm/xe/xe_configfs.c
index c1419a270fa4..fad75650f3dd 100644
--- a/drivers/gpu/drm/xe/xe_configfs.c
+++ b/drivers/gpu/drm/xe/xe_configfs.c
@@ -301,7 +301,6 @@ struct engine_info {
/* Some helpful macros to aid on the sizing of buffer allocation when parsing */
#define MAX_ENGINE_CLASS_CHARS 5
#define MAX_ENGINE_INSTANCE_CHARS 2
-#define MAX_GT_TYPE_CHARS 7
static const struct engine_info engine_info[] = {
{ .cls = "rcs", .mask = XE_HW_ENGINE_RCS_MASK, .engine_class = XE_ENGINE_CLASS_RENDER },
@@ -313,7 +312,7 @@ static const struct engine_info engine_info[] = {
};
static const struct {
- const char name[MAX_GT_TYPE_CHARS + 1];
+ const char *name;
enum xe_gt_type type;
} gt_types[] = {
{ .name = "primary", .type = XE_GT_TYPE_MAIN },