55 static int __snb_pcode_rw(struct intel_uncore *uncore, u32 mbox,  in __snb_pcode_rw()  argument
60 	lockdep_assert_held(&uncore->i915->sb_lock);  in __snb_pcode_rw()
68 	if (intel_uncore_read_fw(uncore, GEN6_PCODE_MAILBOX) & GEN6_PCODE_READY)  in __snb_pcode_rw()
71 	intel_uncore_write_fw(uncore, GEN6_PCODE_DATA, *val);  in __snb_pcode_rw()
72 	intel_uncore_write_fw(uncore, GEN6_PCODE_DATA1, val1 ? *val1 : 0);  in __snb_pcode_rw()
73 	intel_uncore_write_fw(uncore,  in __snb_pcode_rw()
76 	if (__intel_wait_for_register_fw(uncore,  in __snb_pcode_rw()
85 		*val = intel_uncore_read_fw(uncore, GEN6_PCODE_DATA);  in __snb_pcode_rw()
87 		*val1 = intel_uncore_read_fw(uncore, GEN6_PCODE_DATA1);  in __snb_pcode_rw()
89 	if (GRAPHICS_VER(uncore->i915) > 6)  in __snb_pcode_rw()
95 int snb_pcode_read(struct intel_uncore *uncore, u32 mbox, u32 *val, u32 *val1)  in snb_pcode_read()  argument
99 	mutex_lock(&uncore->i915->sb_lock);  in snb_pcode_read()
100 	err = __snb_pcode_rw(uncore, mbox, val, val1, 500, 20, true);  in snb_pcode_read()
101 	mutex_unlock(&uncore->i915->sb_lock);  in snb_pcode_read()
104 		drm_dbg(&uncore->i915->drm,  in snb_pcode_read()
112 int snb_pcode_write_timeout(struct intel_uncore *uncore, u32 mbox, u32 val,  in snb_pcode_write_timeout()  argument
117 	mutex_lock(&uncore->i915->sb_lock);  in snb_pcode_write_timeout()
118 	err = __snb_pcode_rw(uncore, mbox, &val, NULL,  in snb_pcode_write_timeout()
120 	mutex_unlock(&uncore->i915->sb_lock);  in snb_pcode_write_timeout()
123 		drm_dbg(&uncore->i915->drm,  in snb_pcode_write_timeout()
131 static bool skl_pcode_try_request(struct intel_uncore *uncore, u32 mbox,  in skl_pcode_try_request()  argument
135 	*status = __snb_pcode_rw(uncore, mbox, &request, NULL, 500, 0, true);  in skl_pcode_try_request()
159 int skl_pcode_request(struct intel_uncore *uncore, u32 mbox, u32 request,  in skl_pcode_request()  argument
165 	mutex_lock(&uncore->i915->sb_lock);  in skl_pcode_request()
168 	skl_pcode_try_request(uncore, mbox, request, reply_mask, reply, &status)  in skl_pcode_request()
194 	drm_dbg_kms(&uncore->i915->drm,  in skl_pcode_request()
196 	drm_WARN_ON_ONCE(&uncore->i915->drm, timeout_base_ms > 3);  in skl_pcode_request()
202 	mutex_unlock(&uncore->i915->sb_lock);  in skl_pcode_request()
207 int intel_pcode_init(struct intel_uncore *uncore)  in intel_pcode_init()  argument
209 	if (!IS_DGFX(uncore->i915))  in intel_pcode_init()
212 	return skl_pcode_request(uncore, DG1_PCODE_STATUS,  in intel_pcode_init()
218 int snb_pcode_read_p(struct intel_uncore *uncore, u32 mbcmd, u32 p1, u32 p2, u32 *val)  in snb_pcode_read_p()  argument
228 	with_intel_runtime_pm(uncore->rpm, wakeref)  in snb_pcode_read_p()
229 		err = snb_pcode_read(uncore, mbox, val, NULL);  in snb_pcode_read_p()
234 int snb_pcode_write_p(struct intel_uncore *uncore, u32 mbcmd, u32 p1, u32 p2, u32 val)  in snb_pcode_write_p()  argument
244 	with_intel_runtime_pm(uncore->rpm, wakeref)  in snb_pcode_write_p()
245 		err = snb_pcode_write(uncore, mbox, val);  in snb_pcode_write_p()