| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| #ifndef __SOUND_INITVAL_H |
| #define __SOUND_INITVAL_H |
| |
| /* |
| * Init values for soundcard modules |
| * Copyright (c) by Jaroslav Kysela <perex@perex.cz> |
| */ |
| |
| #define SNDRV_AUTO_PORT 1 |
| #define SNDRV_AUTO_IRQ 0xffff |
| #define SNDRV_AUTO_DMA 0xffff |
| #define SNDRV_AUTO_DMA_SIZE (0x7fffffff) |
| |
| #define SNDRV_DEFAULT_IDX1 (-1) |
| #define SNDRV_DEFAULT_STR1 NULL |
| #define SNDRV_DEFAULT_ENABLE1 1 |
| #define SNDRV_DEFAULT_PORT1 SNDRV_AUTO_PORT |
| #define SNDRV_DEFAULT_IRQ1 SNDRV_AUTO_IRQ |
| #define SNDRV_DEFAULT_DMA1 SNDRV_AUTO_DMA |
| #define SNDRV_DEFAULT_DMA_SIZE1 SNDRV_AUTO_DMA_SIZE |
| #define SNDRV_DEFAULT_PTR1 SNDRV_DEFAULT_STR1 |
| |
| #define SNDRV_DEFAULT_IDX { [0 ... (SNDRV_CARDS-1)] = -1 } |
| #define SNDRV_DEFAULT_STR { [0 ... (SNDRV_CARDS-1)] = NULL } |
| #define SNDRV_DEFAULT_ENABLE { 1, [1 ... (SNDRV_CARDS-1)] = 0 } |
| #define SNDRV_DEFAULT_ENABLE_PNP { [0 ... (SNDRV_CARDS-1)] = 1 } |
| #ifdef CONFIG_PNP |
| #define SNDRV_DEFAULT_ENABLE_ISAPNP SNDRV_DEFAULT_ENABLE_PNP |
| #else |
| #define SNDRV_DEFAULT_ENABLE_ISAPNP SNDRV_DEFAULT_ENABLE |
| #endif |
| #define SNDRV_DEFAULT_PORT { [0 ... (SNDRV_CARDS-1)] = SNDRV_AUTO_PORT } |
| #define SNDRV_DEFAULT_IRQ { [0 ... (SNDRV_CARDS-1)] = SNDRV_AUTO_IRQ } |
| #define SNDRV_DEFAULT_DMA { [0 ... (SNDRV_CARDS-1)] = SNDRV_AUTO_DMA } |
| #define SNDRV_DEFAULT_DMA_SIZE { [0 ... (SNDRV_CARDS-1)] = SNDRV_AUTO_DMA_SIZE } |
| #define SNDRV_DEFAULT_PTR SNDRV_DEFAULT_STR |
| |
| #ifdef SNDRV_LEGACY_FIND_FREE_IOPORT |
| static long snd_legacy_find_free_ioport(const long *port_table, long size) |
| { |
| while (*port_table != -1) { |
| if (request_region(*port_table, size, "ALSA test")) { |
| release_region(*port_table, size); |
| return *port_table; |
| } |
| port_table++; |
| } |
| return -1; |
| } |
| #endif |
| |
| #ifdef SNDRV_LEGACY_FIND_FREE_IRQ |
| #include <linux/interrupt.h> |
| |
| static irqreturn_t snd_legacy_empty_irq_handler(int irq, void *dev_id) |
| { |
| return IRQ_HANDLED; |
| } |
| |
| static int snd_legacy_find_free_irq(const int *irq_table) |
| { |
| while (*irq_table != -1) { |
| if (!request_irq(*irq_table, snd_legacy_empty_irq_handler, |
| IRQF_PROBE_SHARED, "ALSA Test IRQ", |
| (void *) irq_table)) { |
| free_irq(*irq_table, (void *) irq_table); |
| return *irq_table; |
| } |
| irq_table++; |
| } |
| return -1; |
| } |
| #endif |
| |
| #ifdef SNDRV_LEGACY_FIND_FREE_DMA |
| static int snd_legacy_find_free_dma(const int *dma_table) |
| { |
| while (*dma_table != -1) { |
| if (!request_dma(*dma_table, "ALSA Test DMA")) { |
| free_dma(*dma_table); |
| return *dma_table; |
| } |
| dma_table++; |
| } |
| return -1; |
| } |
| #endif |
| |
| #endif /* __SOUND_INITVAL_H */ |
