We no longer need to maintain some of the GuC ABI definitions inside the i915 driver as the shared one are exactly the same.
Signed-off-by: Michal Wajdeczko <[email protected]> --- drivers/gpu/drm/i915/Makefile | 5 + .../gt/uc/abi/guc_communication_ctb_abi.h | 170 ----------- .../gt/uc/abi/guc_communication_mmio_abi.h | 49 ---- drivers/gpu/drm/i915/gt/uc/abi/guc_klvs_abi.h | 112 -------- .../gpu/drm/i915/gt/uc/abi/guc_messages_abi.h | 264 ------------------ 5 files changed, 5 insertions(+), 595 deletions(-) delete mode 100644 drivers/gpu/drm/i915/gt/uc/abi/guc_communication_ctb_abi.h delete mode 100644 drivers/gpu/drm/i915/gt/uc/abi/guc_communication_mmio_abi.h delete mode 100644 drivers/gpu/drm/i915/gt/uc/abi/guc_klvs_abi.h delete mode 100644 drivers/gpu/drm/i915/gt/uc/abi/guc_messages_abi.h diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index 4022e4499382..7702ad1f59fc 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -15,6 +15,11 @@ subdir-ccflags-y += -DI915 subdir-ccflags-y += -I$(src) +# Shared ABI definitions +subdir-ccflags-y += \ + -I$(srctree)/drivers/gpu/drm/intel/guc/ \ + -I$(srctree)/drivers/gpu/drm/intel/guc/abi + # Please keep these build lists sorted! # core driver code diff --git a/drivers/gpu/drm/i915/gt/uc/abi/guc_communication_ctb_abi.h b/drivers/gpu/drm/i915/gt/uc/abi/guc_communication_ctb_abi.h deleted file mode 100644 index f7d70db16d76..000000000000 --- a/drivers/gpu/drm/i915/gt/uc/abi/guc_communication_ctb_abi.h +++ /dev/null @@ -1,170 +0,0 @@ -/* SPDX-License-Identifier: MIT */ -/* - * Copyright © 2014-2021 Intel Corporation - */ - -#ifndef _ABI_GUC_COMMUNICATION_CTB_ABI_H -#define _ABI_GUC_COMMUNICATION_CTB_ABI_H - -#include <linux/types.h> -#include <linux/build_bug.h> - -#include "guc_messages_abi.h" - -/** - * DOC: CT Buffer - * - * Circular buffer used to send `CTB Message`_ - */ - -/** - * DOC: CTB Descriptor - * - * +---+-------+--------------------------------------------------------------+ - * | | Bits | Description | - * +===+=======+==============================================================+ - * | 0 | 31:0 | **HEAD** - offset (in dwords) to the last dword that was | - * | | | read from the `CT Buffer`_. | - * | | | It can only be updated by the receiver. | - * +---+-------+--------------------------------------------------------------+ - * | 1 | 31:0 | **TAIL** - offset (in dwords) to the last dword that was | - * | | | written to the `CT Buffer`_. | - * | | | It can only be updated by the sender. | - * +---+-------+--------------------------------------------------------------+ - * | 2 | 31:0 | **STATUS** - status of the CTB | - * | | | | - * | | | - _`GUC_CTB_STATUS_NO_ERROR` = 0 (normal operation) | - * | | | - _`GUC_CTB_STATUS_OVERFLOW` = 1 (head/tail too large) | - * | | | - _`GUC_CTB_STATUS_UNDERFLOW` = 2 (truncated message) | - * | | | - _`GUC_CTB_STATUS_MISMATCH` = 4 (head/tail modified) | - * | | | - _`GUC_CTB_STATUS_UNUSED` = 8 (CTB is not in use) | - * +---+-------+--------------------------------------------------------------+ - * |...| | RESERVED = MBZ | - * +---+-------+--------------------------------------------------------------+ - * | 15| 31:0 | RESERVED = MBZ | - * +---+-------+--------------------------------------------------------------+ - */ - -struct guc_ct_buffer_desc { - u32 head; - u32 tail; - u32 status; -#define GUC_CTB_STATUS_NO_ERROR 0 -#define GUC_CTB_STATUS_OVERFLOW BIT(0) -#define GUC_CTB_STATUS_UNDERFLOW BIT(1) -#define GUC_CTB_STATUS_MISMATCH BIT(2) -#define GUC_CTB_STATUS_UNUSED BIT(3) - u32 reserved[13]; -} __packed; -static_assert(sizeof(struct guc_ct_buffer_desc) == 64); - -/** - * DOC: CTB Message - * - * +---+-------+--------------------------------------------------------------+ - * | | Bits | Description | - * +===+=======+==============================================================+ - * | 0 | 31:16 | **FENCE** - message identifier | - * | +-------+--------------------------------------------------------------+ - * | | 15:12 | **FORMAT** - format of the CTB message | - * | | | - _`GUC_CTB_FORMAT_HXG` = 0 - see `CTB HXG Message`_ | - * | +-------+--------------------------------------------------------------+ - * | | 11:8 | **RESERVED** | - * | +-------+--------------------------------------------------------------+ - * | | 7:0 | **NUM_DWORDS** - length of the CTB message (w/o header) | - * +---+-------+--------------------------------------------------------------+ - * | 1 | 31:0 | optional (depends on FORMAT) | - * +---+-------+ | - * |...| | | - * +---+-------+ | - * | n | 31:0 | | - * +---+-------+--------------------------------------------------------------+ - */ - -#define GUC_CTB_HDR_LEN 1u -#define GUC_CTB_MSG_MIN_LEN GUC_CTB_HDR_LEN -#define GUC_CTB_MSG_MAX_LEN 256u -#define GUC_CTB_MSG_0_FENCE (0xffffU << 16) -#define GUC_CTB_MSG_0_FORMAT (0xf << 12) -#define GUC_CTB_FORMAT_HXG 0u -#define GUC_CTB_MSG_0_RESERVED (0xf << 8) -#define GUC_CTB_MSG_0_NUM_DWORDS (0xff << 0) - -/** - * DOC: CTB HXG Message - * - * +---+-------+--------------------------------------------------------------+ - * | | Bits | Description | - * +===+=======+==============================================================+ - * | 0 | 31:16 | FENCE | - * | +-------+--------------------------------------------------------------+ - * | | 15:12 | FORMAT = GUC_CTB_FORMAT_HXG_ | - * | +-------+--------------------------------------------------------------+ - * | | 11:8 | RESERVED = MBZ | - * | +-------+--------------------------------------------------------------+ - * | | 7:0 | NUM_DWORDS = length (in dwords) of the embedded HXG message | - * +---+-------+--------------------------------------------------------------+ - * | 1 | 31:0 | | - * +---+-------+ | - * |...| | [Embedded `HXG Message`_] | - * +---+-------+ | - * | n | 31:0 | | - * +---+-------+--------------------------------------------------------------+ - */ - -#define GUC_CTB_HXG_MSG_MIN_LEN (GUC_CTB_MSG_MIN_LEN + GUC_HXG_MSG_MIN_LEN) -#define GUC_CTB_HXG_MSG_MAX_LEN GUC_CTB_MSG_MAX_LEN - -/** - * DOC: CTB based communication - * - * The CTB (command transport buffer) communication between Host and GuC - * is based on u32 data stream written to the shared buffer. One buffer can - * be used to transmit data only in one direction (one-directional channel). - * - * Current status of the each buffer is stored in the buffer descriptor. - * Buffer descriptor holds tail and head fields that represents active data - * stream. The tail field is updated by the data producer (sender), and head - * field is updated by the data consumer (receiver):: - * - * +------------+ - * | DESCRIPTOR | +=================+============+========+ - * +============+ | | MESSAGE(s) | | - * | address |--------->+=================+============+========+ - * +------------+ - * | head | ^-----head--------^ - * +------------+ - * | tail | ^---------tail-----------------^ - * +------------+ - * | size | ^---------------size--------------------^ - * +------------+ - * - * Each message in data stream starts with the single u32 treated as a header, - * followed by optional set of u32 data that makes message specific payload:: - * - * +------------+---------+---------+---------+ - * | MESSAGE | - * +------------+---------+---------+---------+ - * | msg[0] | [1] | ... | [n-1] | - * +------------+---------+---------+---------+ - * | MESSAGE | MESSAGE PAYLOAD | - * + HEADER +---------+---------+---------+ - * | | 0 | ... | n | - * +======+=====+=========+=========+=========+ - * | 31:16| code| | | | - * +------+-----+ | | | - * | 15:5|flags| | | | - * +------+-----+ | | | - * | 4:0| len| | | | - * +------+-----+---------+---------+---------+ - * - * ^-------------len-------------^ - * - * The message header consists of: - * - * - **len**, indicates length of the message payload (in u32) - * - **code**, indicates message code - * - **flags**, holds various bits to control message handling - */ - -#endif /* _ABI_GUC_COMMUNICATION_CTB_ABI_H */ diff --git a/drivers/gpu/drm/i915/gt/uc/abi/guc_communication_mmio_abi.h b/drivers/gpu/drm/i915/gt/uc/abi/guc_communication_mmio_abi.h deleted file mode 100644 index 9baa3cb07d13..000000000000 --- a/drivers/gpu/drm/i915/gt/uc/abi/guc_communication_mmio_abi.h +++ /dev/null @@ -1,49 +0,0 @@ -/* SPDX-License-Identifier: MIT */ -/* - * Copyright © 2014-2021 Intel Corporation - */ - -#ifndef _ABI_GUC_COMMUNICATION_MMIO_ABI_H -#define _ABI_GUC_COMMUNICATION_MMIO_ABI_H - -/** - * DOC: GuC MMIO based communication - * - * The MMIO based communication between Host and GuC relies on special - * hardware registers which format could be defined by the software - * (so called scratch registers). - * - * Each MMIO based message, both Host to GuC (H2G) and GuC to Host (G2H) - * messages, which maximum length depends on number of available scratch - * registers, is directly written into those scratch registers. - * - * For Gen9+, there are 16 software scratch registers 0xC180-0xC1B8, - * but no H2G command takes more than 4 parameters and the GuC firmware - * itself uses an 4-element array to store the H2G message. - * - * For Gen11+, there are additional 4 registers 0x190240-0x19024C, which - * are, regardless on lower count, preferred over legacy ones. - * - * The MMIO based communication is mainly used during driver initialization - * phase to setup the `CTB based communication`_ that will be used afterwards. - */ - -#define GUC_MAX_MMIO_MSG_LEN 4 - -/** - * DOC: MMIO HXG Message - * - * Format of the MMIO messages follows definitions of `HXG Message`_. - * - * +---+-------+--------------------------------------------------------------+ - * | | Bits | Description | - * +===+=======+==============================================================+ - * | 0 | 31:0 | | - * +---+-------+ | - * |...| | [Embedded `HXG Message`_] | - * +---+-------+ | - * | n | 31:0 | | - * +---+-------+--------------------------------------------------------------+ - */ - -#endif /* _ABI_GUC_COMMUNICATION_MMIO_ABI_H */ diff --git a/drivers/gpu/drm/i915/gt/uc/abi/guc_klvs_abi.h b/drivers/gpu/drm/i915/gt/uc/abi/guc_klvs_abi.h deleted file mode 100644 index 37ff539a6963..000000000000 --- a/drivers/gpu/drm/i915/gt/uc/abi/guc_klvs_abi.h +++ /dev/null @@ -1,112 +0,0 @@ -/* SPDX-License-Identifier: MIT */ -/* - * Copyright © 2021 Intel Corporation - */ - -#ifndef _ABI_GUC_KLVS_ABI_H -#define _ABI_GUC_KLVS_ABI_H - -#include <linux/types.h> - -/** - * DOC: GuC KLV - * - * +---+-------+--------------------------------------------------------------+ - * | | Bits | Description | - * +===+=======+==============================================================+ - * | 0 | 31:16 | **KEY** - KLV key identifier | - * | | | - `GuC Self Config KLVs`_ | - * | | | | - * | +-------+--------------------------------------------------------------+ - * | | 15:0 | **LEN** - length of VALUE (in 32bit dwords) | - * +---+-------+--------------------------------------------------------------+ - * | 1 | 31:0 | **VALUE** - actual value of the KLV (format depends on KEY) | - * +---+-------+ | - * |...| | | - * +---+-------+ | - * | n | 31:0 | | - * +---+-------+--------------------------------------------------------------+ - */ - -#define GUC_KLV_LEN_MIN 1u -#define GUC_KLV_0_KEY (0xffffu << 16) -#define GUC_KLV_0_LEN (0xffffu << 0) -#define GUC_KLV_n_VALUE (0xffffffffu << 0) - -/** - * DOC: GuC Self Config KLVs - * - * `GuC KLV`_ keys available for use with HOST2GUC_SELF_CFG_. - * - * _`GUC_KLV_SELF_CFG_H2G_CTB_ADDR` : 0x0902 - * Refers to 64 bit Global Gfx address of H2G `CT Buffer`_. - * Should be above WOPCM address but below APIC base address for native mode. - * - * _`GUC_KLV_SELF_CFG_H2G_CTB_DESCRIPTOR_ADDR` : 0x0903 - * Refers to 64 bit Global Gfx address of H2G `CTB Descriptor`_. - * Should be above WOPCM address but below APIC base address for native mode. - * - * _`GUC_KLV_SELF_CFG_H2G_CTB_SIZE` : 0x0904 - * Refers to size of H2G `CT Buffer`_ in bytes. - * Should be a multiple of 4K. - * - * _`GUC_KLV_SELF_CFG_G2H_CTB_ADDR` : 0x0905 - * Refers to 64 bit Global Gfx address of G2H `CT Buffer`_. - * Should be above WOPCM address but below APIC base address for native mode. - * - * _`GUC_KLV_SELF_CFG_G2H_CTB_DESCRIPTOR_ADDR` : 0x0906 - * Refers to 64 bit Global Gfx address of G2H `CTB Descriptor`_. - * Should be above WOPCM address but below APIC base address for native mode. - * - * _`GUC_KLV_SELF_CFG_G2H_CTB_SIZE` : 0x0907 - * Refers to size of G2H `CT Buffer`_ in bytes. - * Should be a multiple of 4K. - */ - -#define GUC_KLV_SELF_CFG_H2G_CTB_ADDR_KEY 0x0902 -#define GUC_KLV_SELF_CFG_H2G_CTB_ADDR_LEN 2u - -#define GUC_KLV_SELF_CFG_H2G_CTB_DESCRIPTOR_ADDR_KEY 0x0903 -#define GUC_KLV_SELF_CFG_H2G_CTB_DESCRIPTOR_ADDR_LEN 2u - -#define GUC_KLV_SELF_CFG_H2G_CTB_SIZE_KEY 0x0904 -#define GUC_KLV_SELF_CFG_H2G_CTB_SIZE_LEN 1u - -#define GUC_KLV_SELF_CFG_G2H_CTB_ADDR_KEY 0x0905 -#define GUC_KLV_SELF_CFG_G2H_CTB_ADDR_LEN 2u - -#define GUC_KLV_SELF_CFG_G2H_CTB_DESCRIPTOR_ADDR_KEY 0x0906 -#define GUC_KLV_SELF_CFG_G2H_CTB_DESCRIPTOR_ADDR_LEN 2u - -#define GUC_KLV_SELF_CFG_G2H_CTB_SIZE_KEY 0x0907 -#define GUC_KLV_SELF_CFG_G2H_CTB_SIZE_LEN 1u - -/* - * Global scheduling policy update keys. - */ -enum { - GUC_SCHEDULING_POLICIES_KLV_ID_RENDER_COMPUTE_YIELD = 0x1001, -}; - -/* - * Per context scheduling policy update keys. - */ -enum { - GUC_CONTEXT_POLICIES_KLV_ID_EXECUTION_QUANTUM = 0x2001, - GUC_CONTEXT_POLICIES_KLV_ID_PREEMPTION_TIMEOUT = 0x2002, - GUC_CONTEXT_POLICIES_KLV_ID_SCHEDULING_PRIORITY = 0x2003, - GUC_CONTEXT_POLICIES_KLV_ID_PREEMPT_TO_IDLE_ON_QUANTUM_EXPIRY = 0x2004, - GUC_CONTEXT_POLICIES_KLV_ID_SLPM_GT_FREQUENCY = 0x2005, - - GUC_CONTEXT_POLICIES_KLV_NUM_IDS = 5, -}; - -/* - * Workaround keys: - */ -enum { - GUC_WORKAROUND_KLV_SERIALIZED_RA_MODE = 0x9001, - GUC_WORKAROUND_KLV_BLOCK_INTERRUPTS_WHEN_MGSR_BLOCKED = 0x9002, -}; - -#endif /* _ABI_GUC_KLVS_ABI_H */ diff --git a/drivers/gpu/drm/i915/gt/uc/abi/guc_messages_abi.h b/drivers/gpu/drm/i915/gt/uc/abi/guc_messages_abi.h deleted file mode 100644 index 98eb4f46572b..000000000000 --- a/drivers/gpu/drm/i915/gt/uc/abi/guc_messages_abi.h +++ /dev/null @@ -1,264 +0,0 @@ -/* SPDX-License-Identifier: MIT */ -/* - * Copyright © 2014-2021 Intel Corporation - */ - -#ifndef _ABI_GUC_MESSAGES_ABI_H -#define _ABI_GUC_MESSAGES_ABI_H - -/** - * DOC: HXG Message - * - * All messages exchanged with GuC are defined using 32 bit dwords. - * First dword is treated as a message header. Remaining dwords are optional. - * - * +---+-------+--------------------------------------------------------------+ - * | | Bits | Description | - * +===+=======+==============================================================+ - * | | | | - * | 0 | 31 | **ORIGIN** - originator of the message | - * | | | - _`GUC_HXG_ORIGIN_HOST` = 0 | - * | | | - _`GUC_HXG_ORIGIN_GUC` = 1 | - * | | | | - * | +-------+--------------------------------------------------------------+ - * | | 30:28 | **TYPE** - message type | - * | | | - _`GUC_HXG_TYPE_REQUEST` = 0 | - * | | | - _`GUC_HXG_TYPE_EVENT` = 1 | - * | | | - _`GUC_HXG_TYPE_FAST_REQUEST` = 2 | - * | | | - _`GUC_HXG_TYPE_NO_RESPONSE_BUSY` = 3 | - * | | | - _`GUC_HXG_TYPE_NO_RESPONSE_RETRY` = 5 | - * | | | - _`GUC_HXG_TYPE_RESPONSE_FAILURE` = 6 | - * | | | - _`GUC_HXG_TYPE_RESPONSE_SUCCESS` = 7 | - * | +-------+--------------------------------------------------------------+ - * | | 27:0 | **AUX** - auxiliary data (depends on TYPE) | - * +---+-------+--------------------------------------------------------------+ - * | 1 | 31:0 | | - * +---+-------+ | - * |...| | **PAYLOAD** - optional payload (depends on TYPE) | - * +---+-------+ | - * | n | 31:0 | | - * +---+-------+--------------------------------------------------------------+ - */ - -#define GUC_HXG_MSG_MIN_LEN 1u -#define GUC_HXG_MSG_0_ORIGIN (0x1U << 31) -#define GUC_HXG_ORIGIN_HOST 0u -#define GUC_HXG_ORIGIN_GUC 1u -#define GUC_HXG_MSG_0_TYPE (0x7 << 28) -#define GUC_HXG_TYPE_REQUEST 0u -#define GUC_HXG_TYPE_EVENT 1u -#define GUC_HXG_TYPE_FAST_REQUEST 2u -#define GUC_HXG_TYPE_NO_RESPONSE_BUSY 3u -#define GUC_HXG_TYPE_NO_RESPONSE_RETRY 5u -#define GUC_HXG_TYPE_RESPONSE_FAILURE 6u -#define GUC_HXG_TYPE_RESPONSE_SUCCESS 7u -#define GUC_HXG_MSG_0_AUX (0xfffffff << 0) -#define GUC_HXG_MSG_n_PAYLOAD (0xffffffff << 0) - -/** - * DOC: HXG Request - * - * The `HXG Request`_ message should be used to initiate synchronous activity - * for which confirmation or return data is expected. - * - * The recipient of this message shall use `HXG Response`_, `HXG Failure`_ - * or `HXG Retry`_ message as a definite reply, and may use `HXG Busy`_ - * message as a intermediate reply. - * - * Format of @DATA0 and all @DATAn fields depends on the @ACTION code. - * - * +---+-------+--------------------------------------------------------------+ - * | | Bits | Description | - * +===+=======+==============================================================+ - * | 0 | 31 | ORIGIN | - * | +-------+--------------------------------------------------------------+ - * | | 30:28 | TYPE = GUC_HXG_TYPE_REQUEST_ | - * | +-------+--------------------------------------------------------------+ - * | | 27:16 | **DATA0** - request data (depends on ACTION) | - * | +-------+--------------------------------------------------------------+ - * | | 15:0 | **ACTION** - requested action code | - * +---+-------+--------------------------------------------------------------+ - * | 1 | 31:0 | | - * +---+-------+ | - * |...| | **DATAn** - optional data (depends on ACTION) | - * +---+-------+ | - * | n | 31:0 | | - * +---+-------+--------------------------------------------------------------+ - */ - -#define GUC_HXG_REQUEST_MSG_MIN_LEN GUC_HXG_MSG_MIN_LEN -#define GUC_HXG_REQUEST_MSG_0_DATA0 (0xfff << 16) -#define GUC_HXG_REQUEST_MSG_0_ACTION (0xffff << 0) -#define GUC_HXG_REQUEST_MSG_n_DATAn GUC_HXG_MSG_n_PAYLOAD - -/** - * DOC: HXG Fast Request - * - * The `HXG Request`_ message should be used to initiate asynchronous activity - * for which confirmation or return data is not expected. - * - * If confirmation is required then `HXG Request`_ shall be used instead. - * - * The recipient of this message may only use `HXG Failure`_ message if it was - * unable to accept this request (like invalid data). - * - * Format of `HXG Fast Request`_ message is same as `HXG Request`_ except @TYPE. - * - * +---+-------+--------------------------------------------------------------+ - * | | Bits | Description | - * +===+=======+==============================================================+ - * | 0 | 31 | ORIGIN - see `HXG Message`_ | - * | +-------+--------------------------------------------------------------+ - * | | 30:28 | TYPE = `GUC_HXG_TYPE_FAST_REQUEST`_ | - * | +-------+--------------------------------------------------------------+ - * | | 27:16 | DATA0 - see `HXG Request`_ | - * | +-------+--------------------------------------------------------------+ - * | | 15:0 | ACTION - see `HXG Request`_ | - * +---+-------+--------------------------------------------------------------+ - * |...| | DATAn - see `HXG Request`_ | - * +---+-------+--------------------------------------------------------------+ - */ - -/** - * DOC: HXG Event - * - * The `HXG Event`_ message should be used to initiate asynchronous activity - * that does not involves immediate confirmation nor data. - * - * Format of @DATA0 and all @DATAn fields depends on the @ACTION code. - * - * +---+-------+--------------------------------------------------------------+ - * | | Bits | Description | - * +===+=======+==============================================================+ - * | 0 | 31 | ORIGIN | - * | +-------+--------------------------------------------------------------+ - * | | 30:28 | TYPE = GUC_HXG_TYPE_EVENT_ | - * | +-------+--------------------------------------------------------------+ - * | | 27:16 | **DATA0** - event data (depends on ACTION) | - * | +-------+--------------------------------------------------------------+ - * | | 15:0 | **ACTION** - event action code | - * +---+-------+--------------------------------------------------------------+ - * | 1 | 31:0 | | - * +---+-------+ | - * |...| | **DATAn** - optional event data (depends on ACTION) | - * +---+-------+ | - * | n | 31:0 | | - * +---+-------+--------------------------------------------------------------+ - */ - -#define GUC_HXG_EVENT_MSG_MIN_LEN GUC_HXG_MSG_MIN_LEN -#define GUC_HXG_EVENT_MSG_0_DATA0 (0xfff << 16) -#define GUC_HXG_EVENT_MSG_0_ACTION (0xffff << 0) -#define GUC_HXG_EVENT_MSG_n_DATAn GUC_HXG_MSG_n_PAYLOAD - -/** - * DOC: HXG Busy - * - * The `HXG Busy`_ message may be used to acknowledge reception of the `HXG Request`_ - * message if the recipient expects that it processing will be longer than default - * timeout. - * - * The @COUNTER field may be used as a progress indicator. - * - * +---+-------+--------------------------------------------------------------+ - * | | Bits | Description | - * +===+=======+==============================================================+ - * | 0 | 31 | ORIGIN | - * | +-------+--------------------------------------------------------------+ - * | | 30:28 | TYPE = GUC_HXG_TYPE_NO_RESPONSE_BUSY_ | - * | +-------+--------------------------------------------------------------+ - * | | 27:0 | **COUNTER** - progress indicator | - * +---+-------+--------------------------------------------------------------+ - */ - -#define GUC_HXG_BUSY_MSG_LEN GUC_HXG_MSG_MIN_LEN -#define GUC_HXG_BUSY_MSG_0_COUNTER GUC_HXG_MSG_0_AUX - -/** - * DOC: HXG Retry - * - * The `HXG Retry`_ message should be used by recipient to indicate that the - * `HXG Request`_ message was dropped and it should be resent again. - * - * The @REASON field may be used to provide additional information. - * - * +---+-------+--------------------------------------------------------------+ - * | | Bits | Description | - * +===+=======+==============================================================+ - * | 0 | 31 | ORIGIN | - * | +-------+--------------------------------------------------------------+ - * | | 30:28 | TYPE = GUC_HXG_TYPE_NO_RESPONSE_RETRY_ | - * | +-------+--------------------------------------------------------------+ - * | | 27:0 | **REASON** - reason for retry | - * | | | - _`GUC_HXG_RETRY_REASON_UNSPECIFIED` = 0 | - * +---+-------+--------------------------------------------------------------+ - */ - -#define GUC_HXG_RETRY_MSG_LEN GUC_HXG_MSG_MIN_LEN -#define GUC_HXG_RETRY_MSG_0_REASON GUC_HXG_MSG_0_AUX -#define GUC_HXG_RETRY_REASON_UNSPECIFIED 0u - -/** - * DOC: HXG Failure - * - * The `HXG Failure`_ message shall be used as a reply to the `HXG Request`_ - * message that could not be processed due to an error. - * - * +---+-------+--------------------------------------------------------------+ - * | | Bits | Description | - * +===+=======+==============================================================+ - * | 0 | 31 | ORIGIN | - * | +-------+--------------------------------------------------------------+ - * | | 30:28 | TYPE = GUC_HXG_TYPE_RESPONSE_FAILURE_ | - * | +-------+--------------------------------------------------------------+ - * | | 27:16 | **HINT** - additional error hint | - * | +-------+--------------------------------------------------------------+ - * | | 15:0 | **ERROR** - error/result code | - * +---+-------+--------------------------------------------------------------+ - */ - -#define GUC_HXG_FAILURE_MSG_LEN GUC_HXG_MSG_MIN_LEN -#define GUC_HXG_FAILURE_MSG_0_HINT (0xfff << 16) -#define GUC_HXG_FAILURE_MSG_0_ERROR (0xffff << 0) - -/** - * DOC: HXG Response - * - * The `HXG Response`_ message shall be used as a reply to the `HXG Request`_ - * message that was successfully processed without an error. - * - * +---+-------+--------------------------------------------------------------+ - * | | Bits | Description | - * +===+=======+==============================================================+ - * | 0 | 31 | ORIGIN | - * | +-------+--------------------------------------------------------------+ - * | | 30:28 | TYPE = GUC_HXG_TYPE_RESPONSE_SUCCESS_ | - * | +-------+--------------------------------------------------------------+ - * | | 27:0 | **DATA0** - data (depends on ACTION from `HXG Request`_) | - * +---+-------+--------------------------------------------------------------+ - * | 1 | 31:0 | | - * +---+-------+ | - * |...| | **DATAn** - data (depends on ACTION from `HXG Request`_) | - * +---+-------+ | - * | n | 31:0 | | - * +---+-------+--------------------------------------------------------------+ - */ - -#define GUC_HXG_RESPONSE_MSG_MIN_LEN GUC_HXG_MSG_MIN_LEN -#define GUC_HXG_RESPONSE_MSG_0_DATA0 GUC_HXG_MSG_0_AUX -#define GUC_HXG_RESPONSE_MSG_n_DATAn GUC_HXG_MSG_n_PAYLOAD - -/* deprecated */ -#define INTEL_GUC_MSG_TYPE_SHIFT 28 -#define INTEL_GUC_MSG_TYPE_MASK (0xF << INTEL_GUC_MSG_TYPE_SHIFT) -#define INTEL_GUC_MSG_DATA_SHIFT 16 -#define INTEL_GUC_MSG_DATA_MASK (0xFFF << INTEL_GUC_MSG_DATA_SHIFT) -#define INTEL_GUC_MSG_CODE_SHIFT 0 -#define INTEL_GUC_MSG_CODE_MASK (0xFFFF << INTEL_GUC_MSG_CODE_SHIFT) - -enum intel_guc_msg_type { - INTEL_GUC_MSG_TYPE_REQUEST = 0x0, - INTEL_GUC_MSG_TYPE_RESPONSE = 0xF, -}; - -#endif /* _ABI_GUC_MESSAGES_ABI_H */ -- 2.43.0
