Commit 747b57e7 authored by Jani Nikula's avatar Jani Nikula
Browse files

drm/i915/pcode: add struct drm_device based interface 



In preparation for dropping the dependency on struct intel_uncore from
display code, add a struct drm_device based interface to pcode.

Reviewed-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://lore.kernel.org/r/e4ee176ca5454cfc636cbe71feb9f55d9e91f4ea.1750678991.git.jani.nikula@intel.com


Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
parent ab3ef56f

drivers/gpu/drm/i915/intel_pcode.c

+24 −0
Original line number Diff line number Diff line
@@ -272,3 +272,27 @@ int snb_pcode_write_p(struct intel_uncore *uncore, u32 mbcmd, u32 p1, u32 p2, u3 


	return err;

}



/* Helpers with drm device */

int intel_pcode_read(struct drm_device *drm, u32 mbox, u32 *val, u32 *val1)

{

	struct drm_i915_private *i915 = to_i915(drm);



	return snb_pcode_read(&i915->uncore, mbox, val, val1);

}



int intel_pcode_write_timeout(struct drm_device *drm, u32 mbox, u32 val, int timeout_ms)

{

	struct drm_i915_private *i915 = to_i915(drm);



	return snb_pcode_write_timeout(&i915->uncore, mbox, val, timeout_ms);

}



int intel_pcode_request(struct drm_device *drm, u32 mbox, u32 request,

			u32 reply_mask, u32 reply, int timeout_base_ms)

{

	struct drm_i915_private *i915 = to_i915(drm);



	return skl_pcode_request(&i915->uncore, mbox, request, reply_mask, reply,

				 timeout_base_ms);

}

drivers/gpu/drm/i915/intel_pcode.h

+10 −0
Original line number Diff line number Diff line
@@ -8,6 +8,7 @@ 


#include <linux/types.h>



struct drm_device;

struct intel_uncore;



int snb_pcode_read(struct intel_uncore *uncore, u32 mbox, u32 *val, u32 *val1);
@@ -26,4 +27,13 @@ int intel_pcode_init(struct intel_uncore *uncore); 
int snb_pcode_read_p(struct intel_uncore *uncore, u32 mbcmd, u32 p1, u32 p2, u32 *val);

int snb_pcode_write_p(struct intel_uncore *uncore, u32 mbcmd, u32 p1, u32 p2, u32 val);



/* Helpers with drm device */

int intel_pcode_read(struct drm_device *drm, u32 mbox, u32 *val, u32 *val1);

int intel_pcode_write_timeout(struct drm_device *drm, u32 mbox, u32 val, int timeout_ms);

#define intel_pcode_write(drm, mbox, val) \

	intel_pcode_write_timeout((drm), (mbox), (val), 1)



int intel_pcode_request(struct drm_device *drm, u32 mbox, u32 request,

			u32 reply_mask, u32 reply, int timeout_base_ms);



#endif /* _INTEL_PCODE_H */