diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_gsc_types.h')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_gsc_types.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_gsc_types.h b/drivers/gpu/drm/xe/xe_gsc_types.h index 57fefd66a..138d8cc0f 100644 --- a/drivers/gpu/drm/xe/xe_gsc_types.h +++ b/drivers/gpu/drm/xe/xe_gsc_types.h @@ -6,12 +6,17 @@ #ifndef _XE_GSC_TYPES_H_ #define _XE_GSC_TYPES_H_ +#include <linux/iosys-map.h> +#include <linux/mutex.h> +#include <linux/spinlock.h> +#include <linux/types.h> #include <linux/workqueue.h> #include "xe_uc_fw_types.h" struct xe_bo; struct xe_exec_queue; +struct i915_gsc_proxy_component; /** * struct xe_gsc - GSC @@ -34,6 +39,34 @@ struct xe_gsc { /** @work: delayed load and proxy handling work */ struct work_struct work; + + /** @lock: protects access to the work_actions mask */ + spinlock_t lock; + + /** @work_actions: mask of actions to be performed in the work */ + u32 work_actions; +#define GSC_ACTION_FW_LOAD BIT(0) +#define GSC_ACTION_SW_PROXY BIT(1) + + /** @proxy: sub-structure containing the SW proxy-related variables */ + struct { + /** @proxy.component: struct for communication with mei component */ + struct i915_gsc_proxy_component *component; + /** @proxy.mutex: protects the component binding and usage */ + struct mutex mutex; + /** @proxy.component_added: whether the component has been added */ + bool component_added; + /** @proxy.bo: object to store message to and from the GSC */ + struct xe_bo *bo; + /** @proxy.to_gsc: map of the memory used to send messages to the GSC */ + struct iosys_map to_gsc; + /** @proxy.from_gsc: map of the memory used to recv messages from the GSC */ + struct iosys_map from_gsc; + /** @proxy.to_csme: pointer to the memory used to send messages to CSME */ + void *to_csme; + /** @proxy.from_csme: pointer to the memory used to recv messages from CSME */ + void *from_csme; + } proxy; }; #endif |