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authorTomas Winkler <tomas.winkler@intel.com>2015-08-02 22:20:50 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-08-03 17:33:54 -0700
commit11830486c5717c713bb363b14944cda39e3034f9 (patch)
treefc65cf95c62ae4a8f25d4292943455fcd2281b16 /drivers/misc/mei
parent71e117f28a6782fa2d31cce63340a9f18417afa4 (diff)
downloadlinux-11830486c5717c713bb363b14944cda39e3034f9.tar.bz2
mei: me: d0i3: add the control registers
Starting with Intel Sunrisepoint (Skylake PCH) the MEI device supports D0i3 low power state. Add D0i3 control registers. Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/mei')
-rw-r--r--drivers/misc/mei/hw-me-regs.h20
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h
index 9eb7ed70ace2..6cfb198d5daf 100644
--- a/drivers/misc/mei/hw-me-regs.h
+++ b/drivers/misc/mei/hw-me-regs.h
@@ -140,7 +140,8 @@
#define ME_CSR_HA 0xC
/* H_HGC_CSR - PGI register */
#define H_HPG_CSR 0x10
-
+/* H_D0I3C - D0I3 Control */
+#define H_D0I3C 0x800
/* register bits of H_CSR (Host Control Status register) */
/* Host Circular Buffer Depth - maximum number of 32-bit entries in CB */
@@ -159,7 +160,10 @@
#define H_IS 0x00000002
/* Host Interrupt Enable */
#define H_IE 0x00000001
-
+/* Host D0I3 Interrupt Enable */
+#define H_D0I3C_IE 0x00000020
+/* Host D0I3 Interrupt Status */
+#define H_D0I3C_IS 0x00000040
/* register bits of ME_CSR_HA (ME Control Status Host Access register) */
/* ME CB (Circular Buffer) Depth HRA (Host Read Access) - host read only
@@ -183,8 +187,14 @@ access to ME_CBD */
#define ME_IE_HRA 0x00000001
-/* register bits - H_HPG_CSR */
-#define H_HPG_CSR_PGIHEXR 0x00000001
-#define H_HPG_CSR_PGI 0x00000002
+/* H_HPG_CSR register bits */
+#define H_HPG_CSR_PGIHEXR 0x00000001
+#define H_HPG_CSR_PGI 0x00000002
+
+/* H_D0I3C register bits */
+#define H_D0I3C_CIP 0x00000001
+#define H_D0I3C_IR 0x00000002
+#define H_D0I3C_I3 0x00000004
+#define H_D0I3C_RR 0x00000008
#endif /* _MEI_HW_MEI_REGS_H_ */