xref: /openbsd/sys/dev/pci/drm/i915/intel_sbi.h (revision 1bb76ff1) 
1*1bb76ff1Sjsg /* SPDX-License-Identifier: MIT */
2*1bb76ff1Sjsg /*
3*1bb76ff1Sjsg  * Copyright © 2013-2021 Intel Corporation
4*1bb76ff1Sjsg  */
5*1bb76ff1Sjsg 
6*1bb76ff1Sjsg #ifndef _INTEL_SBI_H_
7*1bb76ff1Sjsg #define _INTEL_SBI_H_
8*1bb76ff1Sjsg 
9*1bb76ff1Sjsg #include <linux/types.h>
10*1bb76ff1Sjsg 
11*1bb76ff1Sjsg struct drm_i915_private;
12*1bb76ff1Sjsg 
13*1bb76ff1Sjsg enum intel_sbi_destination {
14*1bb76ff1Sjsg 	SBI_ICLK,
15*1bb76ff1Sjsg 	SBI_MPHY,
16*1bb76ff1Sjsg };
17*1bb76ff1Sjsg 
18*1bb76ff1Sjsg u32 intel_sbi_read(struct drm_i915_private *i915, u16 reg,
19*1bb76ff1Sjsg 		   enum intel_sbi_destination destination);
20*1bb76ff1Sjsg void intel_sbi_write(struct drm_i915_private *i915, u16 reg, u32 value,
21*1bb76ff1Sjsg 		     enum intel_sbi_destination destination);
22*1bb76ff1Sjsg 
23*1bb76ff1Sjsg #endif /* _INTEL_SBI_H_ */
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