diff options
| author | Clemens Ladisch <clemens@ladisch.de> | 2007-10-11 14:42:23 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@perex.cz> | 2007-10-16 16:51:14 +0200 |
| commit | c1099fcb74ddc005c85beaef33bbe68c9bf3b5bb (patch) | |
| tree | 7a5e2723cfcbb47a2bbfbc63ce029d3353708fbd | |
| parent | [ALSA] mpu-401: do not require an ACK byte for the ENTER_UART command (diff) | |
| download | linux-c1099fcb74ddc005c85beaef33bbe68c9bf3b5bb.tar.xz linux-c1099fcb74ddc005c85beaef33bbe68c9bf3b5bb.zip | |
[ALSA] mpu-401: remove MPU401_INFO_UART_ONLY flag
Since the last patch made the ENTER_UART command optional, the
enter_uart option and its corresponding flag have become superfluous.
The uart_enter option remains for backward compatibility but just prints
a warning when used.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
| -rw-r--r-- | Documentation/sound/alsa/ALSA-Configuration.txt | 1 | ||||
| -rw-r--r-- | include/sound/mpu401.h | 1 | ||||
| -rw-r--r-- | sound/drivers/mpu401/mpu401.c | 6 | ||||
| -rw-r--r-- | sound/drivers/mpu401/mpu401_uart.c | 3 |
4 files changed, 5 insertions, 6 deletions
diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt index a035eb64042f..4b48c2e82c3c 100644 --- a/Documentation/sound/alsa/ALSA-Configuration.txt +++ b/Documentation/sound/alsa/ALSA-Configuration.txt @@ -1388,7 +1388,6 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. port - port number or -1 (disable) irq - IRQ number or -1 (disable) pnp - PnP detection - 0 = disable, 1 = enable (default) - uart_enter - Issue UART_ENTER command at open - bool, default = on This module supports multiple devices and PnP. diff --git a/include/sound/mpu401.h b/include/sound/mpu401.h index d5c1396c4c9e..8c88267e9bea 100644 --- a/include/sound/mpu401.h +++ b/include/sound/mpu401.h @@ -50,7 +50,6 @@ #define MPU401_INFO_INTEGRATED (1 << 2) /* integrated h/w port */ #define MPU401_INFO_MMIO (1 << 3) /* MMIO access */ #define MPU401_INFO_TX_IRQ (1 << 4) /* independent TX irq */ -#define MPU401_INFO_UART_ONLY (1 << 5) /* No ENTER_UART cmd needed */ #define MPU401_MODE_BIT_INPUT 0 #define MPU401_MODE_BIT_OUTPUT 1 diff --git a/sound/drivers/mpu401/mpu401.c b/sound/drivers/mpu401/mpu401.c index 67c6e9745418..23fee622c8fc 100644 --- a/sound/drivers/mpu401/mpu401.c +++ b/sound/drivers/mpu401/mpu401.c @@ -70,6 +70,9 @@ static int snd_mpu401_create(int dev, struct snd_card **rcard) struct snd_card *card; int err; + if (!uart_enter[dev]) + snd_printk(KERN_ERR "the uart_enter option is obsolete; remove it\n"); + *rcard = NULL; card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0); if (card == NULL) @@ -83,8 +86,7 @@ static int snd_mpu401_create(int dev, struct snd_card **rcard) strcat(card->longname, "polled"); } - err = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401, port[dev], - uart_enter[dev] ? 0 : MPU401_INFO_UART_ONLY, + err = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401, port[dev], 0, irq[dev], irq[dev] >= 0 ? IRQF_DISABLED : 0, NULL); if (err < 0) { diff --git a/sound/drivers/mpu401/mpu401_uart.c b/sound/drivers/mpu401/mpu401_uart.c index b5c5dd1e61bd..43c6f207c3c2 100644 --- a/sound/drivers/mpu401/mpu401_uart.c +++ b/sound/drivers/mpu401/mpu401_uart.c @@ -270,8 +270,7 @@ static int snd_mpu401_do_reset(struct snd_mpu401 *mpu) { if (snd_mpu401_uart_cmd(mpu, MPU401_RESET, 1)) return -EIO; - if (!(mpu->info_flags & MPU401_INFO_UART_ONLY) && - snd_mpu401_uart_cmd(mpu, MPU401_ENTER_UART, 0)) + if (snd_mpu401_uart_cmd(mpu, MPU401_ENTER_UART, 0)) return -EIO; return 0; } |