Author: wulf
Date: Sun Nov 3 20:56:53 2019
New Revision: 354305
URL: https://svnweb.freebsd.org/changeset/base/354305
Log:
[ig4] dump IG4_REG_COMP_PARAM1 and IG4_REG_COMP_VER registers unconditionally
They appeared to be supported (although undocumented) on SkyLakes+ too.
Modified:
head/sys/dev/ichiic/ig4_iic.c
head/sys/dev/ichiic/ig4_reg.h
Modified: head/sys/dev/ichiic/ig4_iic.c
==============================================================================
--- head/sys/dev/ichiic/ig4_iic.c Sun Nov 3 20:55:28 2019
(r354304)
+++ head/sys/dev/ichiic/ig4_iic.c Sun Nov 3 20:56:53 2019
(r354305)
@@ -751,10 +751,8 @@ ig4iic_dump(ig4iic_softc_t *sc)
REGDUMP(sc, IG4_REG_DMA_RDLR);
REGDUMP(sc, IG4_REG_SDA_SETUP);
REGDUMP(sc, IG4_REG_ENABLE_STATUS);
- if (sc->version == IG4_HASWELL || sc->version == IG4_ATOM) {
- REGDUMP(sc, IG4_REG_COMP_PARAM1);
- REGDUMP(sc, IG4_REG_COMP_VER);
- }
+ REGDUMP(sc, IG4_REG_COMP_PARAM1);
+ REGDUMP(sc, IG4_REG_COMP_VER);
if (sc->version == IG4_ATOM) {
REGDUMP(sc, IG4_REG_COMP_TYPE);
REGDUMP(sc, IG4_REG_CLK_PARMS);
Modified: head/sys/dev/ichiic/ig4_reg.h
==============================================================================
--- head/sys/dev/ichiic/ig4_reg.h Sun Nov 3 20:55:28 2019
(r354304)
+++ head/sys/dev/ichiic/ig4_reg.h Sun Nov 3 20:56:53 2019
(r354305)
@@ -112,7 +112,7 @@
#define IG4_REG_SDA_SETUP 0x0094 /* RW SDA Setup */
#define IG4_REG_ACK_GENERAL_CALL 0x0098 /* RW I2C ACK General Call */
#define IG4_REG_ENABLE_STATUS 0x009C /* RO Enable Status */
-/* Available at least on Atom SoCs and Haswell mobile. */
+/* Available at least on Atom SoCs, Haswell mobile and some Skylakes. */
#define IG4_REG_COMP_PARAM1 0x00F4 /* RO Component Parameter */
#define IG4_REG_COMP_VER 0x00F8 /* RO Component Version */
/* Available at least on Atom SoCs */
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