summaryrefslogtreecommitdiffstats
path: root/sound/isa/gus/gus_instr.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/isa/gus/gus_instr.c')
-rw-r--r--sound/isa/gus/gus_instr.c173
1 files changed, 173 insertions, 0 deletions
diff --git a/sound/isa/gus/gus_instr.c b/sound/isa/gus/gus_instr.c
new file mode 100644
index 000000000000..591a9a17feb5
--- /dev/null
+++ b/sound/isa/gus/gus_instr.c
@@ -0,0 +1,173 @@
+/*
+ * Routines for Gravis UltraSound soundcards - Synthesizer
+ * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
+ *
+ *
+ * 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 <sound/driver.h>
+#include <linux/time.h>
+#include <sound/core.h>
+#include <sound/gus.h>
+
+/*
+ *
+ */
+
+int snd_gus_iwffff_put_sample(void *private_data, iwffff_wave_t *wave,
+ char __user *data, long len, int atomic)
+{
+ snd_gus_card_t *gus = private_data;
+ snd_gf1_mem_block_t *block;
+ int err;
+
+ if (wave->format & IWFFFF_WAVE_ROM)
+ return 0; /* it's probably ok - verify the address? */
+ if (wave->format & IWFFFF_WAVE_STEREO)
+ return -EINVAL; /* not supported */
+ block = snd_gf1_mem_alloc(&gus->gf1.mem_alloc,
+ SNDRV_GF1_MEM_OWNER_WAVE_IWFFFF,
+ NULL, wave->size,
+ wave->format & IWFFFF_WAVE_16BIT, 1,
+ wave->share_id);
+ if (block == NULL)
+ return -ENOMEM;
+ err = snd_gus_dram_write(gus, data,
+ block->ptr, wave->size);
+ if (err < 0) {
+ snd_gf1_mem_lock(&gus->gf1.mem_alloc, 0);
+ snd_gf1_mem_xfree(&gus->gf1.mem_alloc, block);
+ snd_gf1_mem_lock(&gus->gf1.mem_alloc, 1);
+ return err;
+ }
+ wave->address.memory = block->ptr;
+ return 0;
+}
+
+int snd_gus_iwffff_get_sample(void *private_data, iwffff_wave_t *wave,
+ char __user *data, long len, int atomic)
+{
+ snd_gus_card_t *gus = private_data;
+
+ return snd_gus_dram_read(gus, data, wave->address.memory, wave->size,
+ wave->format & IWFFFF_WAVE_ROM ? 1 : 0);
+}
+
+int snd_gus_iwffff_remove_sample(void *private_data, iwffff_wave_t *wave,
+ int atomic)
+{
+ snd_gus_card_t *gus = private_data;
+
+ if (wave->format & IWFFFF_WAVE_ROM)
+ return 0; /* it's probably ok - verify the address? */
+ return snd_gf1_mem_free(&gus->gf1.mem_alloc, wave->address.memory);
+}
+
+/*
+ *
+ */
+
+int snd_gus_gf1_put_sample(void *private_data, gf1_wave_t *wave,
+ char __user *data, long len, int atomic)
+{
+ snd_gus_card_t *gus = private_data;
+ snd_gf1_mem_block_t *block;
+ int err;
+
+ if (wave->format & GF1_WAVE_STEREO)
+ return -EINVAL; /* not supported */
+ block = snd_gf1_mem_alloc(&gus->gf1.mem_alloc,
+ SNDRV_GF1_MEM_OWNER_WAVE_GF1,
+ NULL, wave->size,
+ wave->format & GF1_WAVE_16BIT, 1,
+ wave->share_id);
+ if (block == NULL)
+ return -ENOMEM;
+ err = snd_gus_dram_write(gus, data,
+ block->ptr, wave->size);
+ if (err < 0) {
+ snd_gf1_mem_lock(&gus->gf1.mem_alloc, 0);
+ snd_gf1_mem_xfree(&gus->gf1.mem_alloc, block);
+ snd_gf1_mem_lock(&gus->gf1.mem_alloc, 1);
+ return err;
+ }
+ wave->address.memory = block->ptr;
+ return 0;
+}
+
+int snd_gus_gf1_get_sample(void *private_data, gf1_wave_t *wave,
+ char __user *data, long len, int atomic)
+{
+ snd_gus_card_t *gus = private_data;
+
+ return snd_gus_dram_read(gus, data, wave->address.memory, wave->size, 0);
+}
+
+int snd_gus_gf1_remove_sample(void *private_data, gf1_wave_t *wave,
+ int atomic)
+{
+ snd_gus_card_t *gus = private_data;
+
+ return snd_gf1_mem_free(&gus->gf1.mem_alloc, wave->address.memory);
+}
+
+/*
+ *
+ */
+
+int snd_gus_simple_put_sample(void *private_data, simple_instrument_t *instr,
+ char __user *data, long len, int atomic)
+{
+ snd_gus_card_t *gus = private_data;
+ snd_gf1_mem_block_t *block;
+ int err;
+
+ if (instr->format & SIMPLE_WAVE_STEREO)
+ return -EINVAL; /* not supported */
+ block = snd_gf1_mem_alloc(&gus->gf1.mem_alloc,
+ SNDRV_GF1_MEM_OWNER_WAVE_SIMPLE,
+ NULL, instr->size,
+ instr->format & SIMPLE_WAVE_16BIT, 1,
+ instr->share_id);
+ if (block == NULL)
+ return -ENOMEM;
+ err = snd_gus_dram_write(gus, data, block->ptr, instr->size);
+ if (err < 0) {
+ snd_gf1_mem_lock(&gus->gf1.mem_alloc, 0);
+ snd_gf1_mem_xfree(&gus->gf1.mem_alloc, block);
+ snd_gf1_mem_lock(&gus->gf1.mem_alloc, 1);
+ return err;
+ }
+ instr->address.memory = block->ptr;
+ return 0;
+}
+
+int snd_gus_simple_get_sample(void *private_data, simple_instrument_t *instr,
+ char __user *data, long len, int atomic)
+{
+ snd_gus_card_t *gus = private_data;
+
+ return snd_gus_dram_read(gus, data, instr->address.memory, instr->size, 0);
+}
+
+int snd_gus_simple_remove_sample(void *private_data, simple_instrument_t *instr,
+ int atomic)
+{
+ snd_gus_card_t *gus = private_data;
+
+ return snd_gf1_mem_free(&gus->gf1.mem_alloc, instr->address.memory);
+}