diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_sbi.h')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_sbi.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_sbi.h b/drivers/gpu/drm/i915/display/intel_sbi.h new file mode 100644 index 000000000000..841f77a142a1 --- /dev/null +++ b/drivers/gpu/drm/i915/display/intel_sbi.h @@ -0,0 +1,27 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2013-2021 Intel Corporation + */ + +#ifndef _INTEL_SBI_H_ +#define _INTEL_SBI_H_ + +#include <linux/types.h> + +struct intel_display; + +enum intel_sbi_destination { + SBI_ICLK, + SBI_MPHY, +}; + +void intel_sbi_init(struct intel_display *display); +void intel_sbi_fini(struct intel_display *display); +void intel_sbi_lock(struct intel_display *display); +void intel_sbi_unlock(struct intel_display *display); +u32 intel_sbi_read(struct intel_display *display, u16 reg, + enum intel_sbi_destination destination); +void intel_sbi_write(struct intel_display *display, u16 reg, u32 value, + enum intel_sbi_destination destination); + +#endif /* _INTEL_SBI_H_ */ |