From d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 02:45:28 +0000
Subject: [PATCH] add boot partition size
---
kernel/drivers/dma/ioat/dma.h | 28 +++++++++-------------------
1 files changed, 9 insertions(+), 19 deletions(-)
diff --git a/kernel/drivers/dma/ioat/dma.h b/kernel/drivers/dma/ioat/dma.h
index b061db2..140cfe3 100644
--- a/kernel/drivers/dma/ioat/dma.h
+++ b/kernel/drivers/dma/ioat/dma.h
@@ -1,18 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright(c) 2004 - 2009 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * The full GNU General Public License is included in this distribution in the
- * file called COPYING.
*/
#ifndef IOATDMA_H
#define IOATDMA_H
@@ -27,7 +15,7 @@
#include "registers.h"
#include "hw.h"
-#define IOAT_DMA_VERSION "4.00"
+#define IOAT_DMA_VERSION "5.00"
#define IOAT_DMA_DCA_ANY_CPU ~0
@@ -93,6 +81,11 @@
u32 msixpba;
};
+#define IOAT_MAX_ORDER 16
+#define IOAT_MAX_DESCS (1 << IOAT_MAX_ORDER)
+#define IOAT_CHUNK_SIZE (SZ_512K)
+#define IOAT_DESCS_PER_CHUNK (IOAT_CHUNK_SIZE / IOAT_DESC_SZ)
+
struct ioat_descs {
void *virt;
dma_addr_t hw;
@@ -138,7 +131,7 @@
u16 produce;
struct ioat_ring_ent **ring;
spinlock_t prep_lock;
- struct ioat_descs descs[2];
+ struct ioat_descs descs[IOAT_MAX_DESCS / IOAT_DESCS_PER_CHUNK];
int desc_chunks;
int intr_coalesce;
int prev_intr_coalesce;
@@ -311,9 +304,6 @@
return !!err;
}
-#define IOAT_MAX_ORDER 16
-#define IOAT_MAX_DESCS 65536
-#define IOAT_DESCS_PER_2M 32768
static inline u32 ioat_ring_size(struct ioatdma_chan *ioat_chan)
{
@@ -403,7 +393,7 @@
enum dma_status
ioat_tx_status(struct dma_chan *c, dma_cookie_t cookie,
struct dma_tx_state *txstate);
-void ioat_cleanup_event(unsigned long data);
+void ioat_cleanup_event(struct tasklet_struct *t);
void ioat_timer_event(struct timer_list *t);
int ioat_check_space_lock(struct ioatdma_chan *ioat_chan, int num_descs);
void ioat_issue_pending(struct dma_chan *chan);
--
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