From f70575805708cabdedea7498aaa3f710fde4d920 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 03:29:01 +0000
Subject: [PATCH] add lvds1024*800
---
kernel/drivers/dma/timb_dma.c | 22 +++++++---------------
1 files changed, 7 insertions(+), 15 deletions(-)
diff --git a/kernel/drivers/dma/timb_dma.c b/kernel/drivers/dma/timb_dma.c
index fc0f9c8..3f524be 100644
--- a/kernel/drivers/dma/timb_dma.c
+++ b/kernel/drivers/dma/timb_dma.c
@@ -1,15 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* timb_dma.c timberdale FPGA DMA driver
* Copyright (c) 2010 Intel Corporation
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * 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.
*/
/* Supports:
@@ -96,7 +88,7 @@
struct dma_device dma;
void __iomem *membase;
struct tasklet_struct tasklet;
- struct timb_dma_chan channels[0];
+ struct timb_dma_chan channels[];
};
static struct device *chan2dev(struct dma_chan *chan)
@@ -571,9 +563,9 @@
return 0;
}
-static void td_tasklet(unsigned long data)
+static void td_tasklet(struct tasklet_struct *t)
{
- struct timb_dma *td = (struct timb_dma *)data;
+ struct timb_dma *td = from_tasklet(td, t, tasklet);
u32 isr;
u32 ipr;
u32 ier;
@@ -643,8 +635,8 @@
DRIVER_NAME))
return -EBUSY;
- td = kzalloc(sizeof(struct timb_dma) +
- sizeof(struct timb_dma_chan) * pdata->nr_channels, GFP_KERNEL);
+ td = kzalloc(struct_size(td, channels, pdata->nr_channels),
+ GFP_KERNEL);
if (!td) {
err = -ENOMEM;
goto err_release_region;
@@ -666,7 +658,7 @@
iowrite32(0x0, td->membase + TIMBDMA_IER);
iowrite32(0xFFFFFFFF, td->membase + TIMBDMA_ISR);
- tasklet_init(&td->tasklet, td_tasklet, (unsigned long)td);
+ tasklet_setup(&td->tasklet, td_tasklet);
err = request_irq(irq, td_irq, IRQF_SHARED, DRIVER_NAME, td);
if (err) {
--
Gitblit v1.6.2