diff options
Diffstat (limited to 'drivers/dahdi/vpmadt032_loader/dahdi_vpmadt032_loader.c')
| -rw-r--r-- | drivers/dahdi/vpmadt032_loader/dahdi_vpmadt032_loader.c | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/drivers/dahdi/vpmadt032_loader/dahdi_vpmadt032_loader.c b/drivers/dahdi/vpmadt032_loader/dahdi_vpmadt032_loader.c deleted file mode 100644 index 1db93ee..0000000 --- a/drivers/dahdi/vpmadt032_loader/dahdi_vpmadt032_loader.c +++ /dev/null @@ -1,149 +0,0 @@ -/* - * DAHDI Telephony Interface to VPMADT032 Firmware Loader - * - * Copyright (C) 2008-2012 Digium, Inc. 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 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. - * - * 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., 675 Mass Ave, Cambridge, MA 02139, USA. - */ -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/module.h> -#include <linux/init.h> -#include <linux/ctype.h> -#include <linux/moduleparam.h> -#include <linux/pci.h> - -#include <dahdi/kernel.h> - -static int debug; - -#include "voicebus/voicebus.h" -#include "voicebus/vpmadtreg.h" -#include "vpmadt032_loader.h" - -vpmlinkage static int __attribute__((format (printf, 1, 2))) -logger(const char *format, ...) -{ - int res; - va_list args; - - va_start(args, format); - res = vprintk(format, args); - va_end(args); - - return res; -} - -vpmlinkage static void *memalloc(size_t len) -{ - return kmalloc(len, GFP_KERNEL); -} - -vpmlinkage static void memfree(void *ptr) -{ - kfree(ptr); -} - -struct private_context { - struct voicebus *vb; - void *pvt; - struct completion done; - struct voicebus_operations ops; -}; - -static void handle_receive(struct voicebus *vb, struct list_head *buffers) -{ - struct vbb *vbb; - struct private_context *ctx = container_of(vb->ops, - struct private_context, ops); - list_for_each_entry(vbb, buffers, entry) { - __vpmadt032_receive(ctx->pvt, vbb->data); - if (__vpmadt032_done(ctx->pvt)) - complete(&ctx->done); - } -} - -static void handle_transmit(struct voicebus *vb, struct list_head *buffers) -{ - struct vbb *vbb; - struct private_context *ctx = container_of(vb->ops, - struct private_context, ops); - list_for_each_entry(vbb, buffers, entry) - __vpmadt032_transmit(ctx->pvt, vbb->data); -} - -static void init_private_context(struct private_context *ctx) -{ - init_completion(&ctx->done); - ctx->ops.handle_receive = handle_receive; - ctx->ops.handle_transmit = handle_transmit; -} - -static int vpmadt032_load_firmware(struct voicebus *vb) -{ - int ret = 0; - struct private_context *ctx; - const struct voicebus_operations *old; - int id; - might_sleep(); - ctx = kzalloc(sizeof(struct private_context), GFP_KERNEL); - if (!ctx) - return -ENOMEM; - init_private_context(ctx); - ctx->vb = vb; - - if (0x8007 == vb->pdev->device || 0x8008 == vb->pdev->device) - id = vb->pdev->vendor << 16 | 0x2400; - else - id = vb->pdev->vendor << 16 | vb->pdev->device; - - ret = __vpmadt032_start_load(0, id, &ctx->pvt); - if (ret) - goto error_exit; - old = vb->ops; - vb->ops = &ctx->ops; - if (!wait_for_completion_timeout(&ctx->done, HZ*20)) - ret = -EIO; - vb->ops = old; - __vpmadt032_cleanup(ctx->pvt); -error_exit: - kfree(ctx); - return ret; -} - -static struct vpmadt_loader loader = { - .owner = THIS_MODULE, - .load = vpmadt032_load_firmware, -}; - -static int __init vpmadt032_loader_init(void) -{ - __vpmadt032_init(logger, debug, memalloc, memfree); - vpmadtreg_register(&loader); - return 0; -} - -static void __exit vpmadt032_loader_exit(void) -{ - vpmadtreg_unregister(&loader); - return; -} - -module_param(debug, int, S_IRUGO | S_IWUSR); -MODULE_DESCRIPTION("DAHDI VPMADT032 (Hardware Echo Canceller) Firmware Loader"); -MODULE_AUTHOR("Digium Incorporated <support@digium.com>"); -MODULE_LICENSE("Digium Commercial"); - -module_init(vpmadt032_loader_init); -module_exit(vpmadt032_loader_exit); |