diff options
Diffstat (limited to 'drivers/media/pci/bt8xx/bt878.c')
| -rw-r--r-- | drivers/media/pci/bt8xx/bt878.c | 44 |
1 files changed, 16 insertions, 28 deletions
diff --git a/drivers/media/pci/bt8xx/bt878.c b/drivers/media/pci/bt8xx/bt878.c index f5f87e03f94b..62a6c4a80bed 100644 --- a/drivers/media/pci/bt8xx/bt878.c +++ b/drivers/media/pci/bt8xx/bt878.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * bt878.c: part of the driver for the Pinnacle PCTV Sat DVB PCI card * @@ -7,32 +8,14 @@ * Copyright (C) 1996,97,98 Ralph Metzler (rjkm@metzlerbros.de) * & Marcus Metzler (mocm@metzlerbros.de) * (c) 1999,2000 Gerd Knorr <kraxel@goldbach.in-berlin.de> - * - * 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. - * - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * Or, point your browser to http://www.gnu.org/copyleft/gpl.html - * */ #include <linux/module.h> #include <linux/kernel.h> #include <linux/pci.h> +#include <linux/pgtable.h> #include <asm/io.h> #include <linux/ioport.h> -#include <asm/pgtable.h> #include <asm/page.h> #include <linux/types.h> #include <linux/interrupt.h> @@ -84,14 +67,14 @@ EXPORT_SYMBOL(bt878); static void bt878_mem_free(struct bt878 *bt) { if (bt->buf_cpu) { - pci_free_consistent(bt->dev, bt->buf_size, bt->buf_cpu, - bt->buf_dma); + dma_free_coherent(&bt->dev->dev, bt->buf_size, bt->buf_cpu, + bt->buf_dma); bt->buf_cpu = NULL; } if (bt->risc_cpu) { - pci_free_consistent(bt->dev, bt->risc_size, bt->risc_cpu, - bt->risc_dma); + dma_free_coherent(&bt->dev->dev, bt->risc_size, bt->risc_cpu, + bt->risc_dma); bt->risc_cpu = NULL; } } @@ -101,16 +84,16 @@ static int bt878_mem_alloc(struct bt878 *bt) if (!bt->buf_cpu) { bt->buf_size = 128 * 1024; - bt->buf_cpu = pci_zalloc_consistent(bt->dev, bt->buf_size, - &bt->buf_dma); + bt->buf_cpu = dma_alloc_coherent(&bt->dev->dev, bt->buf_size, + &bt->buf_dma, GFP_KERNEL); if (!bt->buf_cpu) return -ENOMEM; } if (!bt->risc_cpu) { bt->risc_size = PAGE_SIZE; - bt->risc_cpu = pci_zalloc_consistent(bt->dev, bt->risc_size, - &bt->risc_dma); + bt->risc_cpu = dma_alloc_coherent(&bt->dev->dev, bt->risc_size, + &bt->risc_dma, GFP_KERNEL); if (!bt->risc_cpu) { bt878_mem_free(bt); return -ENOMEM; @@ -317,7 +300,8 @@ static irqreturn_t bt878_irq(int irq, void *dev_id) } if (astat & BT878_ARISCI) { bt->finished_block = (stat & BT878_ARISCS) >> 28; - tasklet_schedule(&bt->tasklet); + if (bt->bh_work.func) + queue_work(system_bh_wq, &bt->bh_work); break; } count++; @@ -494,6 +478,9 @@ static int bt878_probe(struct pci_dev *dev, const struct pci_device_id *pci_id) btwrite(0, BT878_AINT_MASK); bt878_num++; + if (!bt->bh_work.func) + disable_work_sync(&bt->bh_work); + return 0; fail2: @@ -576,4 +563,5 @@ static void __exit bt878_cleanup_module(void) module_init(bt878_init_module); module_exit(bt878_cleanup_module); +MODULE_DESCRIPTION("DVB/ATSC Support for bt878 based TV cards"); MODULE_LICENSE("GPL"); |