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Date: Wed, 6 Jul 2022 14:43:40 +0300 From: Alexander Usyskin <alexander.usyskin@...el.com> To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Jani Nikula <jani.nikula@...ux.intel.com>, Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>, Rodrigo Vivi <rodrigo.vivi@...el.com>, David Airlie <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>, Tvrtko Ursulin <tvrtko.ursulin@...ux.intel.com> Cc: Tomas Winkler <tomas.winkler@...el.com>, Alexander Usyskin <alexander.usyskin@...el.com>, Vitaly Lubart <vitaly.lubart@...el.com>, intel-gfx@...ts.freedesktop.org, linux-kernel@...r.kernel.org, Daniele Ceraolo Spurio <daniele.ceraolospurio@...el.com> Subject: [PATCH v5 09/14] mei: mkhi: add memory ready command From: Tomas Winkler <tomas.winkler@...el.com> Add GSC memory ready command. The command indicates to the firmware that extend operation memory was setup and the firmware may enter PXP mode. CC: Daniele Ceraolo Spurio <daniele.ceraolospurio@...el.com> Signed-off-by: Tomas Winkler <tomas.winkler@...el.com> Signed-off-by: Alexander Usyskin <alexander.usyskin@...el.com> --- drivers/misc/mei/mkhi.h | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/drivers/misc/mei/mkhi.h b/drivers/misc/mei/mkhi.h index 27a9b476904e..ea9fe487cb0f 100644 --- a/drivers/misc/mei/mkhi.h +++ b/drivers/misc/mei/mkhi.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 */ /* - * Copyright (c) 2003-2020, Intel Corporation. All rights reserved. + * Copyright (c) 2003-2021, Intel Corporation. All rights reserved. * Intel Management Engine Interface (Intel MEI) Linux driver */ @@ -18,6 +18,13 @@ #define MCHI_GROUP_ID 0xA +#define MKHI_GROUP_ID_GFX 0x30 +#define MKHI_GFX_RESET_WARN_CMD_REQ 0x0 +#define MKHI_GFX_MEMORY_READY_CMD_REQ 0x1 + +/* Allow transition to PXP mode without approval */ +#define MKHI_GFX_MEM_READY_PXP_ALLOWED 0x1 + struct mkhi_rule_id { __le16 rule_type; u8 feature_id; @@ -42,4 +49,9 @@ struct mkhi_msg { u8 data[]; } __packed; +struct mkhi_gfx_mem_ready { + struct mkhi_msg_hdr hdr; + uint32_t flags; +} __packed; + #endif /* _MEI_MKHI_H_ */ -- 2.34.1
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