diff options
Diffstat (limited to 'sound/isa/sb/emu8000_patch.c')
| -rw-r--r-- | sound/isa/sb/emu8000_patch.c | 43 |
1 files changed, 8 insertions, 35 deletions
diff --git a/sound/isa/sb/emu8000_patch.c b/sound/isa/sb/emu8000_patch.c index c99c6078be33..d60174ec8b39 100644 --- a/sound/isa/sb/emu8000_patch.c +++ b/sound/isa/sb/emu8000_patch.c @@ -1,26 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Patch routines for the emu8000 (AWE32/64) * * Copyright (C) 1999 Steve Ratcliffe * Copyright (C) 1999-2000 Takashi Iwai <tiwai@suse.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 */ #include "emu8000_local.h" -#include <asm/uaccess.h> + +#include <linux/sched/signal.h> +#include <linux/uaccess.h> #include <linux/moduleparam.h> static int emu8000_reset_addr; @@ -159,16 +148,6 @@ snd_emu8000_sample_new(struct snd_emux *rec, struct snd_sf_sample *sp, if (snd_BUG_ON(!sp)) return -EINVAL; - if (sp->v.size == 0) - return 0; - - /* be sure loop points start < end */ - if (sp->v.loopstart > sp->v.loopend) { - int tmp = sp->v.loopstart; - sp->v.loopstart = sp->v.loopend; - sp->v.loopend = tmp; - } - /* compute true data size to be loaded */ truesize = sp->v.size; if (sp->v.mode_flags & (SNDRV_SFNT_SAMPLE_BIDIR_LOOP|SNDRV_SFNT_SAMPLE_REVERSE_LOOP)) @@ -178,25 +157,18 @@ snd_emu8000_sample_new(struct snd_emux *rec, struct snd_sf_sample *sp, sp->block = snd_util_mem_alloc(hdr, truesize * 2); if (sp->block == NULL) { - /*snd_printd("EMU8000: out of memory\n");*/ /* not ENOMEM (for compatibility) */ return -ENOSPC; } if (sp->v.mode_flags & SNDRV_SFNT_SAMPLE_8BITS) { - if (!access_ok(VERIFY_READ, data, sp->v.size)) + if (!access_ok(data, sp->v.size)) return -EFAULT; } else { - if (!access_ok(VERIFY_READ, data, sp->v.size * 2)) + if (!access_ok(data, sp->v.size * 2)) return -EFAULT; } - /* recalculate address offset */ - sp->v.end -= sp->v.start; - sp->v.loopstart -= sp->v.start; - sp->v.loopend -= sp->v.start; - sp->v.start = 0; - /* dram position (in word) -- mem_offset is byte */ dram_offset = EMU8000_DRAM_OFFSET + (sp->block->offset >> 1); dram_start = dram_offset; @@ -205,7 +177,8 @@ snd_emu8000_sample_new(struct snd_emux *rec, struct snd_sf_sample *sp, sp->v.truesize = truesize * 2; /* in bytes */ snd_emux_terminate_all(emu->emu); - if ((rc = snd_emu8000_open_dma(emu, EMU8000_RAM_WRITE)) != 0) + rc = snd_emu8000_open_dma(emu, EMU8000_RAM_WRITE); + if (rc) return rc; /* Set the address to start writing at */ |