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drm/xe/configfs: Keep default device config settings together

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For easier maintenance add a placeholder where we can keep all
default device configuration settings in one place.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://lore.kernel.org/r/20250731193339.179829-9-michal.wajdeczko@intel.com
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
This commit is contained in:
Michal Wajdeczko 2025-07-31 21:33:36 +02:00 committed by Lucas De Marchi
parent 3c643f6216
commit 737a72d7e0
1 changed files with 13 additions and 4 deletions
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17
drivers/gpu/drm/xe/xe_configfs.c
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@ -97,6 +97,16 @@ struct xe_config_group_device {
struct mutex lock;
};
static const struct xe_config_device device_defaults = {
.survivability_mode = false,
.engines_allowed = U64_MAX,
};
static void set_device_defaults(struct xe_config_device *config)
{
*config = device_defaults;
}
struct engine_info {
const char *cls;
u64 mask;
@ -288,8 +298,7 @@ static struct config_group *xe_config_make_device_group(struct config_group *gro
if (!dev)
return ERR_PTR(-ENOMEM);
/* Default values */
dev->config.engines_allowed = U64_MAX;
set_device_defaults(&dev->config);
config_group_init_type_name(&dev->group, name, &xe_config_device_type);
@ -345,7 +354,7 @@ bool xe_configfs_get_survivability_mode(struct pci_dev *pdev)
bool mode;
if (!dev)
return false;
return device_defaults.survivability_mode;
mode = dev->config.survivability_mode;
config_group_put(&dev->group);
@ -389,7 +398,7 @@ u64 xe_configfs_get_engines_allowed(struct pci_dev *pdev)
u64 engines_allowed;
if (!dev)
return U64_MAX;
return device_defaults.engines_allowed;
engines_allowed = dev->config.engines_allowed;
config_group_put(&dev->group);