enable docker ppp

hc

2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/drivers/dma/ioat/dma.h
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@@ -1,18 +1,6 @@
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+/* SPDX-License-Identifier: GPL-2.0-or-later */
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 /*
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  * Copyright(c) 2004 - 2009 Intel Corporation. All rights reserved.
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms of the GNU General Public License as published by the Free
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- * Software Foundation; either version 2 of the License, or (at your option)
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- * any later version.
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- *
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- * This program is distributed in the hope that it will be useful, but WITHOUT
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- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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- * more details.
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- *
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- * The full GNU General Public License is included in this distribution in the
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- * file called COPYING.
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  */
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 #ifndef IOATDMA_H
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 #define IOATDMA_H
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@@ -27,7 +15,7 @@
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 #include "registers.h"
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 #include "hw.h"
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-#define IOAT_DMA_VERSION  "4.00"
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+#define IOAT_DMA_VERSION  "5.00"
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 #define IOAT_DMA_DCA_ANY_CPU		~0
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@@ -93,6 +81,11 @@
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 	u32 msixpba;
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 };
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+#define IOAT_MAX_ORDER 16
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+#define IOAT_MAX_DESCS (1 << IOAT_MAX_ORDER)
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+#define IOAT_CHUNK_SIZE (SZ_512K)
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+#define IOAT_DESCS_PER_CHUNK (IOAT_CHUNK_SIZE / IOAT_DESC_SZ)
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+
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 struct ioat_descs {
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 	void *virt;
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 	dma_addr_t hw;
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@@ -138,7 +131,7 @@
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 	u16 produce;
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 	struct ioat_ring_ent **ring;
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 	spinlock_t prep_lock;
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-	struct ioat_descs descs[2];
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+	struct ioat_descs descs[IOAT_MAX_DESCS / IOAT_DESCS_PER_CHUNK];
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 	int desc_chunks;
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 	int intr_coalesce;
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 	int prev_intr_coalesce;
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@@ -311,9 +304,6 @@
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 	return !!err;
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 }
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-#define IOAT_MAX_ORDER 16
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-#define IOAT_MAX_DESCS 65536
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-#define IOAT_DESCS_PER_2M 32768
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 static inline u32 ioat_ring_size(struct ioatdma_chan *ioat_chan)
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 {
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@@ -403,7 +393,7 @@
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 enum dma_status
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 ioat_tx_status(struct dma_chan *c, dma_cookie_t cookie,
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 		struct dma_tx_state *txstate);
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-void ioat_cleanup_event(unsigned long data);
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+void ioat_cleanup_event(struct tasklet_struct *t);
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 void ioat_timer_event(struct timer_list *t);
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 int ioat_check_space_lock(struct ioatdma_chan *ioat_chan, int num_descs);
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 void ioat_issue_pending(struct dma_chan *chan);