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Diffstat (limited to 'drivers/net/ipa/gsi.h')
-rw-r--r--drivers/net/ipa/gsi.h26
1 files changed, 9 insertions, 17 deletions
diff --git a/drivers/net/ipa/gsi.h b/drivers/net/ipa/gsi.h
index 23de5f67374c..49dcadba4e0b 100644
--- a/drivers/net/ipa/gsi.h
+++ b/drivers/net/ipa/gsi.h
@@ -1,7 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
- * Copyright (C) 2018-2021 Linaro Ltd.
+ * Copyright (C) 2018-2022 Linaro Ltd.
*/
#ifndef _GSI_H_
#define _GSI_H_
@@ -31,14 +31,6 @@ struct gsi_trans;
struct gsi_channel_data;
struct ipa_gsi_endpoint_data;
-/* Execution environment IDs */
-enum gsi_ee_id {
- GSI_EE_AP = 0x0,
- GSI_EE_MODEM = 0x1,
- GSI_EE_UC = 0x2,
- GSI_EE_TZ = 0x3,
-};
-
struct gsi_ring {
void *virt; /* ring array base address */
dma_addr_t addr; /* primarily low 32 bits used */
@@ -82,18 +74,18 @@ struct gsi_trans_pool {
struct gsi_trans_info {
atomic_t tre_avail; /* TREs available for allocation */
- struct gsi_trans_pool pool; /* transaction pool */
+
+ u16 free_id; /* first free trans in array */
+ u16 allocated_id; /* first allocated transaction */
+ u16 committed_id; /* first committed transaction */
+ u16 pending_id; /* first pending transaction */
+ u16 completed_id; /* first completed transaction */
+ u16 polled_id; /* first polled transaction */
+ struct gsi_trans *trans; /* transaction array */
struct gsi_trans **map; /* TRE -> transaction map */
struct gsi_trans_pool sg_pool; /* scatterlist pool */
struct gsi_trans_pool cmd_pool; /* command payload DMA pool */
-
- spinlock_t spinlock; /* protects updates to the lists */
- struct list_head alloc; /* allocated, not committed */
- struct list_head committed; /* committed, awaiting doorbell */
- struct list_head pending; /* pending, awaiting completion */
- struct list_head complete; /* completed, awaiting poll */
- struct list_head polled; /* returned by gsi_channel_poll_one() */
};
/* Hardware values signifying the state of a channel */