From: Janne Grunau Date: Wed, 26 Feb 2025 19:00:03 +0000 (+0000) Subject: soc: apple: rtkit: Add and use PWR_STATE_INIT instead of _ON X-Git-Tag: v6.15-rc1~158^2~17^2~3 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3e46b6df8465e7a1c0d8e87a0966ecfb753ae84b;p=thirdparty%2Fkernel%2Flinux.git soc: apple: rtkit: Add and use PWR_STATE_INIT instead of _ON This state is needed to wake the dcp IOP after m1n1 shut it down and works for all other co-processors as well. Signed-off-by: Janne Grunau Reviewed-by: Alyssa Rosenzweig Link: https://lore.kernel.org/r/20250226-apple-soc-misc-v2-1-c3ec37f9021b@svenpeter.dev Signed-off-by: Sven Peter --- diff --git a/drivers/soc/apple/rtkit.c b/drivers/soc/apple/rtkit.c index 2f5f878bf899b..be0d08861168e 100644 --- a/drivers/soc/apple/rtkit.c +++ b/drivers/soc/apple/rtkit.c @@ -12,6 +12,7 @@ enum { APPLE_RTKIT_PWR_STATE_IDLE = 0x201, /* sleeping, retain state */ APPLE_RTKIT_PWR_STATE_QUIESCED = 0x10, /* running but no communication */ APPLE_RTKIT_PWR_STATE_ON = 0x20, /* normal operating state */ + APPLE_RTKIT_PWR_STATE_INIT = 0x220, /* init after starting the coproc */ }; enum { @@ -898,7 +899,7 @@ int apple_rtkit_wake(struct apple_rtkit *rtk) * Use open-coded apple_rtkit_set_iop_power_state since apple_rtkit_boot * will wait for the completion anyway. */ - msg = FIELD_PREP(APPLE_RTKIT_MGMT_PWR_STATE, APPLE_RTKIT_PWR_STATE_ON); + msg = FIELD_PREP(APPLE_RTKIT_MGMT_PWR_STATE, APPLE_RTKIT_PWR_STATE_INIT); ret = apple_rtkit_management_send(rtk, APPLE_RTKIT_MGMT_SET_IOP_PWR_STATE, msg); if (ret)