--- /dev/null
+CS43130 DAC
+
+Required properties:
+
+ - compatible : "cirrus,cs43130", "cirrus,cs4399", "cirrus,cs43131",
+ "cirrus,cs43198"
+
+ - reg : the I2C address of the device for I2C
+
+ - VA-supply, VP-supply, VL-supply, VCP-supply, VD-supply:
+ power supplies for the device, as covered in
+ Documentation/devicetree/bindings/regulator/regulator.txt.
+
+
+Optional properties:
+
+ - reset-gpios : Active low GPIO used to reset the device
+
+ - cirrus,xtal-ibias:
+ When external MCLK is generated by external crystal
+ oscillator, CS43130 can be used to provide bias current
+ for external crystal. Amount of bias current sent is
+ set as:
+ 1 = 7.5uA
+ 2 = 12.5uA
+ 3 = 15uA
+
+ - cirrus,dc-measure:
+ Boolean, define to enable headphone DC impedance measurement.
+
+ - cirrus,ac-measure:
+ Boolean, define to enable headphone AC impedance measurement.
+ DC impedance must also be enabled for AC impedance measurement.
+
+ - cirrus,dc-threshold:
+ Define 2 DC impedance thresholds in ohms for HP output control.
+ Default values are 50 and 120 Ohms.
+
+ - cirrus,ac-freq:
+ Define the frequencies at which to measure HP AC impedance.
+ Only used if "cirrus,dc-measure" is defined.
+ Exactly 10 frequencies must be defined.
+ If this properties is undefined, by default,
+ following frequencies are used:
+ <24 43 93 200 431 928 2000 4309 9283 20000>
+ The above frequencies are logarithmically equally spaced.
+ Log base is 10.
+
+Example:
+
+cs43130: audio-codec@30 {
+ compatible = "cirrus,cs43130";
+ reg = <0x30>;
+ reset-gpios = <&axi_gpio 54 0>;
+ VA-supply = <&dummy_vreg>;
+ VP-supply = <&dummy_vreg>;
+ VL-supply = <&dummy_vreg>;
+ VCP-supply = <&dummy_vreg>;
+ VD-supply = <&dummy_vreg>;
+ cirrus,xtal-ibias = <2>;
+ interrupt-parent = <&gpio0>;
+ interrupts = <55 8>;
+ cirrus,dc-measure;
+ cirrus,ac-measure;
+ cirrus,dc-threshold = /bits/ 16 <20 100>;
+ cirrus,ac-freq = /bits/ 16 <24 43 93 200 431 928 2000 4309 9283 20000>;
+};
--- /dev/null
+Device-Tree bindings for Digital microphone (DMIC) codec
+
+This device support generic PDM digital microphone.
+
+Required properties:
+ - compatible: should be "dmic-codec".
+
+Optional properties:
+ - dmicen-gpios: GPIO specifier for dmic to control start and stop
+
+Example node:
+
+ dmic_codec: dmic@0 {
+ compatible = "dmic-codec";
+ dmicen-gpios = <&gpio4 3 GPIO_ACTIVE_HIGH>;
+ };
Required properties:
- compatible = "mediatek,mt2701-audio";
- reg: register location and size
-- interrupts: Should contain AFE interrupt
+- interrupts: should contain AFE and ASYS interrupts
+- interrupt-names: should be "afe" and "asys"
- power-domains: should define the power domain
- clock-names: should have these clock names:
"infra_sys_audio_clk",
<0 0x112A0000 0 0x20000>;
interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_LOW>,
<GIC_SPI 132 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-names = "afe", "asys";
power-domains = <&scpsys MT2701_POWER_DOMAIN_IFR_MSC>;
clocks = <&infracfg CLK_INFRA_AUDIO>,
<&topckgen CLK_TOP_AUD_MUX1_SEL>,
- vdd-cdc-io-supply: phandle to VDD_CDC_IO regulator DT node.
- vdd-cdc-tx-rx-cx-supply: phandle to VDD_CDC_TX/RX/CX regulator DT node.
- vdd-micbias-supply: phandle of VDD_MICBIAS supply's regulator DT node.
-
Optional Properties:
+ - qcom,mbhc-vthreshold-low: Array of 5 threshold voltages in mV for 5 buttons
+ detection on headset when the mbhc is powered up
+ by internal current source, this is a low power.
+ - qcom,mbhc-vthreshold-high: Array of 5 thresold voltages in mV for 5 buttons
+ detection on headset when mbhc is powered up
+ from micbias.
+- qcom,micbias-lvl: Voltage (mV) for Mic Bias
+- qcom,hphl-jack-type-normally-open: boolean, present if hphl pin on jack is a
+ NO (Normally Open). If not specified, then
+ its assumed that hphl pin on jack is NC
+ (Normally Closed).
+- qcom,gnd-jack-type-normally-open: boolean, present if gnd pin on jack is
+ NO (Normally Open). If not specified, then
+ its assumed that gnd pin on jack is NC
+ (Normally Closed).
- qcom,micbias1-ext-cap: boolean, present if micbias1 has external capacitor
connected.
- qcom,micbias2-ext-cap: boolean, present if micbias2 has external capacitor
reg-names = "pmic-codec-core";
clocks = <&gcc GCC_CODEC_DIGCODEC_CLK>;
clock-names = "mclk";
+ qcom,mbhc-vthreshold-low = <75 150 237 450 500>;
+ qcom,mbhc-vthreshold-high = <75 150 237 450 500>;
interrupt-parent = <&spmi_bus>;
interrupts = <0x1 0xf0 0x0 IRQ_TYPE_NONE>,
<0x1 0xf0 0x1 IRQ_TYPE_NONE>,
sound {
compatible = "simple-scu-audio-card";
...
- simple-audio-card,cpu@0 {
+ simple-audio-card,cpu-0 {
sound-dai = <&rcar_sound 0>;
};
- simple-audio-card,cpu@1 {
+ simple-audio-card,cpu-1 {
sound-dai = <&rcar_sound 1>;
};
simple-audio-card,codec {
"clk_a", "clk_b", "clk_c", "clk_i";
rcar_sound,dvc {
- dvc0: dvc@0 {
+ dvc0: dvc-0 {
dmas = <&audma0 0xbc>;
dma-names = "tx";
};
- dvc1: dvc@1 {
+ dvc1: dvc-1 {
dmas = <&audma0 0xbe>;
dma-names = "tx";
};
};
rcar_sound,mix {
- mix0: mix@0 { };
- mix1: mix@1 { };
+ mix0: mix-0 { };
+ mix1: mix-1 { };
};
rcar_sound,ctu {
- ctu00: ctu@0 { };
- ctu01: ctu@1 { };
- ctu02: ctu@2 { };
- ctu03: ctu@3 { };
- ctu10: ctu@4 { };
- ctu11: ctu@5 { };
- ctu12: ctu@6 { };
- ctu13: ctu@7 { };
+ ctu00: ctu-0 { };
+ ctu01: ctu-1 { };
+ ctu02: ctu-2 { };
+ ctu03: ctu-3 { };
+ ctu10: ctu-4 { };
+ ctu11: ctu-5 { };
+ ctu12: ctu-6 { };
+ ctu13: ctu-7 { };
};
rcar_sound,src {
- src0: src@0 {
+ src0: src-0 {
interrupts = <0 352 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x85>, <&audma1 0x9a>;
dma-names = "rx", "tx";
};
- src1: src@1 {
+ src1: src-1 {
interrupts = <0 353 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x87>, <&audma1 0x9c>;
dma-names = "rx", "tx";
};
- src2: src@2 {
+ src2: src-2 {
interrupts = <0 354 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x89>, <&audma1 0x9e>;
dma-names = "rx", "tx";
};
- src3: src@3 {
+ src3: src-3 {
interrupts = <0 355 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x8b>, <&audma1 0xa0>;
dma-names = "rx", "tx";
};
- src4: src@4 {
+ src4: src-4 {
interrupts = <0 356 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x8d>, <&audma1 0xb0>;
dma-names = "rx", "tx";
};
- src5: src@5 {
+ src5: src-5 {
interrupts = <0 357 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x8f>, <&audma1 0xb2>;
dma-names = "rx", "tx";
};
- src6: src@6 {
+ src6: src-6 {
interrupts = <0 358 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x91>, <&audma1 0xb4>;
dma-names = "rx", "tx";
};
- src7: src@7 {
+ src7: src-7 {
interrupts = <0 359 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x93>, <&audma1 0xb6>;
dma-names = "rx", "tx";
};
- src8: src@8 {
+ src8: src-8 {
interrupts = <0 360 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x95>, <&audma1 0xb8>;
dma-names = "rx", "tx";
};
- src9: src@9 {
+ src9: src-9 {
interrupts = <0 361 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x97>, <&audma1 0xba>;
dma-names = "rx", "tx";
};
rcar_sound,ssi {
- ssi0: ssi@0 {
+ ssi0: ssi-0 {
interrupts = <0 370 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x01>, <&audma1 0x02>, <&audma0 0x15>, <&audma1 0x16>;
dma-names = "rx", "tx", "rxu", "txu";
};
- ssi1: ssi@1 {
+ ssi1: ssi-1 {
interrupts = <0 371 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x03>, <&audma1 0x04>, <&audma0 0x49>, <&audma1 0x4a>;
dma-names = "rx", "tx", "rxu", "txu";
};
- ssi2: ssi@2 {
+ ssi2: ssi-2 {
interrupts = <0 372 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x05>, <&audma1 0x06>, <&audma0 0x63>, <&audma1 0x64>;
dma-names = "rx", "tx", "rxu", "txu";
};
- ssi3: ssi@3 {
+ ssi3: ssi-3 {
interrupts = <0 373 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x07>, <&audma1 0x08>, <&audma0 0x6f>, <&audma1 0x70>;
dma-names = "rx", "tx", "rxu", "txu";
};
- ssi4: ssi@4 {
+ ssi4: ssi-4 {
interrupts = <0 374 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x09>, <&audma1 0x0a>, <&audma0 0x71>, <&audma1 0x72>;
dma-names = "rx", "tx", "rxu", "txu";
};
- ssi5: ssi@5 {
+ ssi5: ssi-5 {
interrupts = <0 375 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x0b>, <&audma1 0x0c>, <&audma0 0x73>, <&audma1 0x74>;
dma-names = "rx", "tx", "rxu", "txu";
};
- ssi6: ssi@6 {
+ ssi6: ssi-6 {
interrupts = <0 376 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x0d>, <&audma1 0x0e>, <&audma0 0x75>, <&audma1 0x76>;
dma-names = "rx", "tx", "rxu", "txu";
};
- ssi7: ssi@7 {
+ ssi7: ssi-7 {
interrupts = <0 377 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x0f>, <&audma1 0x10>, <&audma0 0x79>, <&audma1 0x7a>;
dma-names = "rx", "tx", "rxu", "txu";
};
- ssi8: ssi@8 {
+ ssi8: ssi-8 {
interrupts = <0 378 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x11>, <&audma1 0x12>, <&audma0 0x7b>, <&audma1 0x7c>;
dma-names = "rx", "tx", "rxu", "txu";
};
- ssi9: ssi@9 {
+ ssi9: ssi-9 {
interrupts = <0 379 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&audma0 0x13>, <&audma1 0x14>, <&audma0 0x7d>, <&audma1 0x7e>;
dma-names = "rx", "tx", "rxu", "txu";
dma-names = "rx";
pinctrl-names = "default", "sleep";
pinctrl-0 = <&pdmm0_clk
- &pdmm0_fsync
&pdmm0_sdi0
&pdmm0_sdi1
&pdmm0_sdi2
&pdmm0_sdi3>;
- pinctrl-1 = <&pdmm0_sleep>;
+ pinctrl-1 = <&pdmm0_clk_sleep
+ &pdmm0_sdi0_sleep
+ &pdmm0_sdi1_sleep
+ &pdmm0_sdi2_sleep
+ &pdmm0_sdi3_sleep>;
status = "disabled";
};
- compatible: "rockchip,rk3399-gru-sound"
- rockchip,cpu: The phandle of the Rockchip I2S controller that's
connected to the codecs
-- rockchip,codec: The phandle of the MAX98357A/RT5514/DA7219 codecs
+- rockchip,codec: The phandle of the audio codecs
Optional properties:
- dmic-wakeup-delay-ms : specify delay time (ms) for DMIC ready.
- compatible: should be one of the following:
- "rockchip,rk3066-i2s": for rk3066
+ - "rockchip,rk3036-i2s", "rockchip,rk3066-i2s": for rk3036
- "rockchip,rk3188-i2s", "rockchip,rk3066-i2s": for rk3188
+ - "rockchip,rk3228-i2s", "rockchip,rk3066-i2s": for rk3228
- "rockchip,rk3288-i2s", "rockchip,rk3066-i2s": for rk3288
+ - "rockchip,rk3328-i2s", "rockchip,rk3066-i2s": for rk3328
+ - "rockchip,rk3366-i2s", "rockchip,rk3066-i2s": for rk3366
- "rockchip,rk3368-i2s", "rockchip,rk3066-i2s": for rk3368
- "rockchip,rk3399-i2s", "rockchip,rk3066-i2s": for rk3399
- reg: physical base address of the controller and length of memory mapped
--- /dev/null
+RT274 audio CODEC
+
+This device supports I2C only.
+
+Required properties:
+
+- compatible : "realtek,rt274".
+
+- reg : The I2C address of the device.
+
+Optional properties:
+
+- interrupts : The CODEC's interrupt output.
+
+
+Pins on the device (for linking into audio routes) for RT274:
+
+ * DMIC1 Pin
+ * DMIC2 Pin
+ * MIC
+ * LINE1
+ * LINE2
+ * HPO Pin
+ * SPDIF
+ * LINE3
+
+Example:
+
+codec: rt274@1c {
+ compatible = "realtek,rt274";
+ reg = <0x1c>;
+ interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
+};
Optional properties:
+- "realtek,dc_offset_l_manual"
+- "realtek,dc_offset_r_manual"
+- "realtek,dc_offset_l_manual_mic"
+- "realtek,dc_offset_r_manual_mic"
+ Based on the different PCB layout, add the manual offset value to
+ compensate the DC offset for each L and R channel, and they are different
+ between headphone and headset.
+
Pins on the device (for linking into audio routes) for RT5663:
* IN1P
- model - the user-visible name of this sound complex
- clocks - should contain entries matching clock names in the clock-names
property
- - clock-names - should contain following entries:
- - "epll" - indicating the EPLL output clock
- - "i2s_rclk" - indicating the RCLK (root) clock of the I2S0 controller
- samsung,audio-widgets - this property specifies off-codec audio elements
like headphones or speakers, for details see widgets.txt
- samsung,audio-routing - a list of the connections between audio
"IN1", "Mic Jack",
"Mic Jack", "MICBIAS";
- clocks = <&clock CLK_FOUT_EPLL>, <&i2s0 CLK_I2S_RCLK_SRC>;
- clock-names = "epll", "sclk_i2s";
-
cpu {
sound-dai = <&i2s0 0>;
};
in dai startup() and disabled with
clk_disable_unprepare() in dai
shutdown().
+- system-clock-direction-out : specifies clock direction as 'out' on
+ initialization. It is useful for some aCPUs with
+ fixed clocks.
Example 1 - single DAI link:
- simple-audio-card,convert-rate : platform specified sampling rate convert
- simple-audio-card,convert-channels : platform specified converted channel size (2 - 8 ch)
- simple-audio-card,prefix : see routing
+- simple-audio-card,widgets : Please refer to widgets.txt.
- simple-audio-card,routing : A list of the connections between audio components.
Each entry is a pair of strings, the first being the connection's sink,
the second being the connection's source. Valid names for sources.
- compatible: should be one of the following:
- "allwinner,sun4i-a10-i2s"
- "allwinner,sun6i-a31-i2s"
+ - "allwinner,sun8i-h3-i2s"
- reg: physical base address of the controller and length of memory mapped
region.
- interrupts: should contain the I2S interrupt.
Required properties for the following compatibles:
- "allwinner,sun6i-a31-i2s"
+ - "allwinner,sun8i-h3-i2s"
- resets: phandle to the reset line for this codec
Example:
The tlv320aic32x4 serial control bus communicates through I2C protocols
Required properties:
- - compatible: Should be "ti,tlv320aic32x4"
+ - compatible - "string" - One of:
+ "ti,tlv320aic32x4" TLV320AIC3204
+ "ti,tlv320aic32x6" TLV320AIC3206, TLV320AIC3256
- reg: I2C slave address
- supply-*: Required supply regulators are:
"iov" - digital IO power supply
- reset-gpios: Reset-GPIO phandle with args as described in gpio/gpio.txt
- clocks/clock-names: Clock named 'mclk' for the master clock of the codec.
See clock/clock-bindings.txt for information about the detailed format.
+ - aic32x4-gpio-func - <array of 5 int>
+ - Types are defined in include/sound/tlv320aic32x4.h
Example:
reg = <0x18>;
clocks = <&clks 201>;
clock-names = "mclk";
+ aic32x4-gpio-func= <
+ 0xff /* AIC32X4_MFPX_DEFAULT_VALUE */
+ 0xff /* AIC32X4_MFPX_DEFAULT_VALUE */
+ 0x04 /* MFP3 AIC32X4_MFP3_GPIO_ENABLED */
+ 0xff /* AIC32X4_MFPX_DEFAULT_VALUE */
+ 0x08 /* MFP5 AIC32X4_MFP5_GPIO_INPUT */
+ >;
};
3 - MICBIAS output is connected to AVDD,
If this node is not mentioned or if the value is incorrect, then MicBias
is powered down.
+- ai3x-ocmv - Output Common-Mode Voltage selection:
+ 0 - 1.35V,
+ 1 - 1.5V,
+ 2 - 1.65V,
+ 3 - 1.8V
- AVDD-supply, IOVDD-supply, DRVDD-supply, DVDD-supply : power supplies for the
device as covered in Documentation/devicetree/bindings/regulator/regulator.txt
--- /dev/null
+WM8524 audio CODEC
+
+This device does not use I2C or SPI but a simple Hardware Control Interface.
+
+Required properties:
+
+ - compatible : "wlf,wm8524"
+
+ - wlf,mute-gpios: a GPIO spec for the MUTE pin.
+
+Example:
+
+codec: wm8524@0 {
+ compatible = "wlf,wm8524";
+ wlf,mute-gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
+};
+++ /dev/null
-/*
- * Driver for the Atmel Audio Bitstream DAC (ABDAC)
- *
- * Copyright (C) 2009 Atmel Corporation
- *
- * 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.
- */
-#ifndef __INCLUDE_SOUND_ATMEL_ABDAC_H
-#define __INCLUDE_SOUND_ATMEL_ABDAC_H
-
-#include <linux/platform_data/dma-dw.h>
-
-/**
- * struct atmel_abdac_pdata - board specific ABDAC configuration
- * @dws: DMA slave interface to use for sound playback.
- */
-struct atmel_abdac_pdata {
- struct dw_dma_slave dws;
-};
-
-#endif /* __INCLUDE_SOUND_ATMEL_ABDAC_H */
+++ /dev/null
-/*
- * Driver for the Atmel AC97C controller
- *
- * Copyright (C) 2005-2009 Atmel Corporation
- *
- * 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.
- */
-#ifndef __INCLUDE_SOUND_ATMEL_AC97C_H
-#define __INCLUDE_SOUND_ATMEL_AC97C_H
-
-#include <linux/platform_data/dma-dw.h>
-
-#define AC97C_CAPTURE 0x01
-#define AC97C_PLAYBACK 0x02
-#define AC97C_BOTH (AC97C_CAPTURE | AC97C_PLAYBACK)
-
-/**
- * struct atmel_ac97c_pdata - board specific AC97C configuration
- * @rx_dws: DMA slave interface to use for sound capture.
- * @tx_dws: DMA slave interface to use for sound playback.
- * @reset_pin: GPIO pin wired to the reset input on the external AC97 codec,
- * optional to use, set to -ENODEV if not in use. AC97 layer will
- * try to do a software reset of the external codec anyway.
- *
- * If the user do not want to use a DMA channel for playback or capture, i.e.
- * only one feature is required on the board. The slave for playback or capture
- * can be set to NULL. The AC97C driver will take use of this when setting up
- * the sound streams.
- */
-struct ac97c_platform_data {
- struct dw_dma_slave rx_dws;
- struct dw_dma_slave tx_dws;
- int reset_pin;
-};
-
-#endif /* __INCLUDE_SOUND_ATMEL_AC97C_H */
int user_ctl_count; /* count of all user controls */
struct list_head controls; /* all controls for this card */
struct list_head ctl_files; /* active control files */
- struct mutex user_ctl_lock; /* protects user controls against
- concurrent access */
struct snd_info_entry *proc_root; /* root for soundcard specific files */
struct snd_info_entry *proc_id; /* the card id */
#ifdef CONFIG_PM
unsigned int power_state; /* power state */
- struct mutex power_lock; /* power lock */
wait_queue_head_t power_sleep;
#endif
#define dev_to_snd_card(p) container_of(p, struct snd_card, card_dev)
#ifdef CONFIG_PM
-static inline void snd_power_lock(struct snd_card *card)
-{
- mutex_lock(&card->power_lock);
-}
-
-static inline void snd_power_unlock(struct snd_card *card)
-{
- mutex_unlock(&card->power_lock);
-}
-
static inline unsigned int snd_power_get_state(struct snd_card *card)
{
return card->power_state;
#else /* ! CONFIG_PM */
-#define snd_power_lock(card) do { (void)(card); } while (0)
-#define snd_power_unlock(card) do { (void)(card); } while (0)
static inline int snd_power_wait(struct snd_card *card, unsigned int state) { return 0; }
#define snd_power_get_state(card) ({ (void)(card); SNDRV_CTL_POWER_D0; })
#define snd_power_change_state(card, state) do { (void)(card); } while (0)
--- /dev/null
+/*
+ * linux/sound/rt5663.h -- Platform data for RT5663
+ *
+ * Copyright 2017 Realtek Semiconductor Corp.
+ *
+ * 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.
+ */
+
+#ifndef __LINUX_SND_RT5663_H
+#define __LINUX_SND_RT5663_H
+
+struct rt5663_platform_data {
+ unsigned int dc_offset_l_manual;
+ unsigned int dc_offset_r_manual;
+ unsigned int dc_offset_l_manual_mic;
+ unsigned int dc_offset_r_manual_mic;
+};
+
+#endif
+
+++ /dev/null
-/*
- * linux/sound/rt5677.h -- Platform data for RT5677
- *
- * Copyright 2013 Realtek Semiconductor Corp.
- * Author: Oder Chiou <oder_chiou@realtek.com>
- *
- * 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.
- */
-
-#ifndef __LINUX_SND_RT5677_H
-#define __LINUX_SND_RT5677_H
-
-enum rt5677_dmic2_clk {
- RT5677_DMIC_CLK1 = 0,
- RT5677_DMIC_CLK2 = 1,
-};
-
-
-struct rt5677_platform_data {
- /* IN1/IN2/LOUT1/LOUT2/LOUT3 can optionally be differential */
- bool in1_diff;
- bool in2_diff;
- bool lout1_diff;
- bool lout2_diff;
- bool lout3_diff;
- /* DMIC2 clock source selection */
- enum rt5677_dmic2_clk dmic2_clk_pin;
-
- /* configures GPIO, 0 - floating, 1 - pulldown, 2 - pullup */
- u8 gpio_config[6];
-
- /* jd1 can select 0 ~ 3 as OFF, GPIO1, GPIO2 and GPIO3 respectively */
- unsigned int jd1_gpio;
- /* jd2 and jd3 can select 0 ~ 3 as
- OFF, GPIO4, GPIO5 and GPIO6 respectively */
- unsigned int jd2_gpio;
- unsigned int jd3_gpio;
-
- /* Set MICBIAS1 VDD 1v8 or 3v3 */
- bool micbias1_vdd_3v3;
-};
-
-#endif
struct asoc_simple_dai {
const char *name;
unsigned int sysclk;
+ int clk_direction;
int slots;
int slot_width;
unsigned int tx_slot_mask;
struct snd_soc_dai_driver *dai_drv, int num_dai);
void snd_soc_unregister_codec(struct device *dev);
int snd_soc_register_component(struct device *dev,
- const struct snd_soc_component_driver *cmpnt_drv,
+ const struct snd_soc_component_driver *component_driver,
struct snd_soc_dai_driver *dai_drv, int num_dai);
int devm_snd_soc_register_component(struct device *dev,
- const struct snd_soc_component_driver *cmpnt_drv,
+ const struct snd_soc_component_driver *component_driver,
struct snd_soc_dai_driver *dai_drv, int num_dai);
void snd_soc_unregister_component(struct device *dev);
int snd_soc_cache_init(struct snd_soc_codec *codec);
int (*suspend)(struct snd_soc_component *);
int (*resume)(struct snd_soc_component *);
+ /* component wide operations */
+ int (*set_sysclk)(struct snd_soc_component *component,
+ int clk_id, int source, unsigned int freq, int dir);
+ int (*set_pll)(struct snd_soc_component *component, int pll_id,
+ int source, unsigned int freq_in, unsigned int freq_out);
+ int (*set_jack)(struct snd_soc_component *component,
+ struct snd_soc_jack *jack, void *data);
+
/* DT */
int (*of_xlate_dai_name)(struct snd_soc_component *component,
struct of_phandle_args *args,
/* Don't use these, use snd_soc_component_get_dapm() */
struct snd_soc_dapm_context dapm;
- const struct snd_kcontrol_new *controls;
- unsigned int num_controls;
- const struct snd_soc_dapm_widget *dapm_widgets;
- unsigned int num_dapm_widgets;
- const struct snd_soc_dapm_route *dapm_routes;
- unsigned int num_dapm_routes;
struct snd_soc_codec *codec;
int (*probe)(struct snd_soc_component *);
int (*suspend)(struct snd_soc_component *);
int (*resume)(struct snd_soc_component *);
+ int (*set_sysclk)(struct snd_soc_component *component,
+ int clk_id, int source, unsigned int freq, int dir);
+ int (*set_pll)(struct snd_soc_component *component, int pll_id,
+ int source, unsigned int freq_in, unsigned int freq_out);
+ int (*set_jack)(struct snd_soc_component *component,
+ struct snd_soc_jack *jack, void *data);
+
/* machine specific init */
int (*init)(struct snd_soc_component *component);
#endif
};
+struct snd_soc_rtdcom_list {
+ struct snd_soc_component *component;
+ struct list_head list; /* rtd::component_list */
+};
+struct snd_soc_component*
+snd_soc_rtdcom_lookup(struct snd_soc_pcm_runtime *rtd,
+ const char *driver_name);
+#define for_each_rtdcom(rtd, rtdcom) \
+ list_for_each_entry(rtdcom, &(rtd)->component_list, list)
+#define for_each_rtdcom_safe(rtd, rtdcom1, rtdcom2) \
+ list_for_each_entry_safe(rtdcom1, rtdcom2, &(rtd)->component_list, list)
+
/* SoC Audio Codec device */
struct snd_soc_codec {
struct device *dev;
struct list_head list;
/* runtime */
- unsigned int cache_bypass:1; /* Suppress access to the cache */
unsigned int cache_init:1; /* codec cache has been initialized */
/* codec IO */
/* component */
struct snd_soc_component component;
-
-#ifdef CONFIG_DEBUG_FS
- struct dentry *debugfs_reg;
-#endif
};
/* codec driver */
struct snd_pcm *pcm;
struct snd_compr *compr;
struct snd_soc_codec *codec;
- struct snd_soc_platform *platform;
+ struct snd_soc_platform *platform; /* will be removed */
struct snd_soc_dai *codec_dai;
struct snd_soc_dai *cpu_dai;
struct delayed_work delayed_work;
#ifdef CONFIG_DEBUG_FS
struct dentry *debugfs_dpcm_root;
- struct dentry *debugfs_dpcm_state;
#endif
unsigned int num; /* 0-based and monotonic increasing */
struct list_head list; /* rtd list of the soc card */
+ struct list_head component_list; /* list of connected components */
/* bit field */
unsigned int dev_registered:1;
int snd_soc_component_test_bits(struct snd_soc_component *component,
unsigned int reg, unsigned int mask, unsigned int value);
+/* component wide operations */
+int snd_soc_component_set_sysclk(struct snd_soc_component *component,
+ int clk_id, int source, unsigned int freq, int dir);
+int snd_soc_component_set_pll(struct snd_soc_component *component, int pll_id,
+ int source, unsigned int freq_in,
+ unsigned int freq_out);
+
#ifdef CONFIG_REGMAP
void snd_soc_component_init_regmap(struct snd_soc_component *component,
#define AIC32X4_MICPGA_ROUTE_LMIC_IN2R_10K 0x00000001
#define AIC32X4_MICPGA_ROUTE_RMIC_IN1L_10K 0x00000002
+/* GPIO API */
+#define AIC32X4_MFPX_DEFAULT_VALUE 0xff
+
+#define AIC32X4_MFP1_DIN_DISABLED 0
+#define AIC32X4_MFP1_DIN_ENABLED 0x2
+#define AIC32X4_MFP1_GPIO_IN 0x4
+
+#define AIC32X4_MFP2_GPIO_OUT_LOW 0x0
+#define AIC32X4_MFP2_GPIO_OUT_HIGH 0x1
+
+#define AIC32X4_MFP_GPIO_ENABLED 0x4
+
+#define AIC32X4_MFP5_GPIO_DISABLED 0x0
+#define AIC32X4_MFP5_GPIO_INPUT 0x8
+#define AIC32X4_MFP5_GPIO_OUTPUT 0xc
+#define AIC32X4_MFP5_GPIO_OUT_LOW 0x0
+#define AIC32X4_MFP5_GPIO_OUT_HIGH 0x1
+
+struct aic32x4_setup_data {
+ unsigned int gpio_func[5];
+};
+
struct aic32x4_pdata {
+ struct aic32x4_setup_data *setup;
u32 power_cfg;
u32 micpga_routing;
bool swapdacs;
*
* %SKL_TKN_U32_DMA_BUF_SIZE: DMA buffer size in millisec
*
+ * %SKL_TKN_U32_PIPE_DIR: Specifies pipe direction. Can be
+ * playback/capture.
+ *
+ * %SKL_TKN_U32_NUM_CONFIGS: Number of pipe configs
+ *
+ * %SKL_TKN_U32_PATH_MEM_PGS: Size of memory (in pages) required for pipeline
+ * and its data
+ *
+ * %SKL_TKN_U32_PIPE_CONFIG_ID: Config id for the modules in the pipe
+ * and PCM params supported by that pipe
+ * config. This is used as index to fill
+ * up the pipe config and module config
+ * structure.
+ *
+ * %SKL_TKN_U32_CFG_FREQ:
+ * %SKL_TKN_U8_CFG_CHAN:
+ * %SKL_TKN_U8_CFG_BPS: PCM params (freq, channels, bits per sample)
+ * supported for each of the pipe configs.
+ *
+ * %SKL_TKN_CFG_MOD_RES_ID: Module's resource index for each of the
+ * pipe config
+ *
+ * %SKL_TKN_CFG_MOD_FMT_ID: Module's interface index for each of the
+ * pipe config
+ *
+ * %SKL_TKN_U8_NUM_MOD: Number of modules in the manifest
+ *
+ * %SKL_TKN_MM_U8_MOD_IDX: Current index of the module in the manifest
+ *
+ * %SKL_TKN_MM_U8_NUM_RES: Number of resources for the module
+ *
+ * %SKL_TKN_MM_U8_NUM_INTF: Number of interfaces for the module
+ *
+ * %SKL_TKN_MM_U32_RES_ID: Resource index for the resource info to
+ * be filled into.
+ * A module can support multiple resource
+ * configuration and is represnted as a
+ * resource table. This index is used to
+ * fill information into appropriate index.
+ *
+ * %SKL_TKN_MM_U32_CPS: DSP cycles per second
+ *
+ * %SKL_TKN_MM_U32_DMA_SIZE: Allocated buffer size for gateway DMA
+ *
+ * %SKL_TKN_MM_U32_CPC: DSP cycles allocated per frame
+ *
+ * %SKL_TKN_MM_U32_RES_PIN_ID: Resource pin index in the module
+ *
+ * %SKL_TKN_MM_U32_INTF_PIN_ID: Interface index in the module
+ *
+ * %SKL_TKN_MM_U32_PIN_BUF: Buffer size of the module pin
+ *
+ * %SKL_TKN_MM_U32_FMT_ID: Format index for each of the interface/
+ * format information to be filled into.
+ *
+ * %SKL_TKN_MM_U32_NUM_IN_FMT: Number of input formats
+ * %SKL_TKN_MM_U32_NUM_OUT_FMT: Number of output formats
+ *
* module_id and loadable flags dont have tokens as these values will be
* read from the DSP FW manifest
+ *
+ * Tokens defined can be used either in the manifest or widget private data.
+ *
+ * SKL_TKN_MM is used as a suffix for all tokens that represent
+ * module data in the manifest.
*/
enum SKL_TKNS {
SKL_TKN_UUID = 1,
SKL_TKL_U32_D0I3_CAPS, /* Typo added at v4.10 */
SKL_TKN_U32_D0I3_CAPS = SKL_TKL_U32_D0I3_CAPS,
SKL_TKN_U32_DMA_BUF_SIZE,
- SKL_TKN_MAX = SKL_TKN_U32_DMA_BUF_SIZE,
+
+ SKL_TKN_U32_PIPE_DIRECTION,
+ SKL_TKN_U32_PIPE_CONFIG_ID,
+ SKL_TKN_U32_NUM_CONFIGS,
+ SKL_TKN_U32_PATH_MEM_PGS,
+
+ SKL_TKN_U32_CFG_FREQ,
+ SKL_TKN_U8_CFG_CHAN,
+ SKL_TKN_U8_CFG_BPS,
+ SKL_TKN_CFG_MOD_RES_ID,
+ SKL_TKN_CFG_MOD_FMT_ID,
+ SKL_TKN_U8_NUM_MOD,
+
+ SKL_TKN_MM_U8_MOD_IDX,
+ SKL_TKN_MM_U8_NUM_RES,
+ SKL_TKN_MM_U8_NUM_INTF,
+ SKL_TKN_MM_U32_RES_ID,
+ SKL_TKN_MM_U32_CPS,
+ SKL_TKN_MM_U32_DMA_SIZE,
+ SKL_TKN_MM_U32_CPC,
+ SKL_TKN_MM_U32_RES_PIN_ID,
+ SKL_TKN_MM_U32_INTF_PIN_ID,
+ SKL_TKN_MM_U32_PIN_BUF,
+ SKL_TKN_MM_U32_FMT_ID,
+ SKL_TKN_MM_U32_NUM_IN_FMT,
+ SKL_TKN_MM_U32_NUM_OUT_FMT,
+
+ SKL_TKN_MAX = SKL_TKN_MM_U32_NUM_OUT_FMT,
};
#endif
return 1;
}
-static struct snd_kcontrol_new volume_control = {
+static const struct snd_kcontrol_new volume_control = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Master Playback Volume",
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
return n != v;
}
-static struct snd_kcontrol_new inputgain_control = {
+static const struct snd_kcontrol_new inputgain_control = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Master Capture Volume",
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
return 1;
}
-static struct snd_kcontrol_new capture_source_control = {
+static const struct snd_kcontrol_new capture_source_control = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
/* If we name this 'Input Source', it properly shows up in
* alsamixer as a selection, * but it's shown under the
return !err ? (v != c) : err;
}
-static struct snd_kcontrol_new mute_control = {
+static const struct snd_kcontrol_new mute_control = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Master Playback Switch",
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
return 0;
}
-static struct snd_kcontrol_new onyx_spdif_mask = {
+static const struct snd_kcontrol_new onyx_spdif_mask = {
.access = SNDRV_CTL_ELEM_ACCESS_READ,
.iface = SNDRV_CTL_ELEM_IFACE_PCM,
.name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
return 1;
}
-static struct snd_kcontrol_new onyx_spdif_ctrl = {
+static const struct snd_kcontrol_new onyx_spdif_ctrl = {
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
.iface = SNDRV_CTL_ELEM_IFACE_PCM,
.name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
goto fail;
}
printk(KERN_DEBUG
- "snd-aoa-codec-tas: tas found, addr 0x%02x on %s\n",
- (unsigned int)client->addr, node->full_name);
+ "snd-aoa-codec-tas: tas found, addr 0x%02x on %pOF\n",
+ (unsigned int)client->addr, node);
return 0;
fail:
mutex_destroy(&tas->mtx);
return i2sbus_pcm_pointer(i2sdev, 0);
}
-static struct snd_pcm_ops i2sbus_playback_ops = {
+static const struct snd_pcm_ops i2sbus_playback_ops = {
.open = i2sbus_playback_open,
.close = i2sbus_playback_close,
.ioctl = snd_pcm_lib_ioctl,
return i2sbus_pcm_pointer(i2sdev, 1);
}
-static struct snd_pcm_ops i2sbus_record_ops = {
+static const struct snd_pcm_ops i2sbus_record_ops = {
.open = i2sbus_record_open,
.close = i2sbus_record_close,
.ioctl = snd_pcm_lib_ioctl,
/*
* ALSA support.
*/
-static struct snd_pcm_hardware aaci_hw_info = {
+static const struct snd_pcm_hardware aaci_hw_info = {
.info = SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_INTERLEAVED |
return ret;
}
-static struct snd_pcm_ops aaci_playback_ops = {
+static const struct snd_pcm_ops aaci_playback_ops = {
.open = aaci_pcm_open,
.close = aaci_pcm_close,
.ioctl = snd_pcm_lib_ioctl,
return 0;
}
-static struct snd_pcm_ops aaci_capture_ops = {
+static const struct snd_pcm_ops aaci_capture_ops = {
.open = aaci_pcm_open,
.close = aaci_pcm_close,
.ioctl = snd_pcm_lib_ioctl,
#endif
-static struct ac97_pcm ac97_defs[] = {
+static const struct ac97_pcm ac97_defs[] = {
[0] = { /* Front PCM */
.exclusive = 1,
.r = {
return __pxa2xx_pcm_close(substream);
}
-static struct snd_pcm_ops pxa2xx_pcm_ops = {
+static const struct snd_pcm_ops pxa2xx_pcm_ops = {
.open = pxa2xx_pcm_open,
.close = pxa2xx_pcm_close,
.ioctl = snd_pcm_lib_ioctl,
#include <linux/bitmap.h>
#include <linux/device.h>
#include <linux/atmel_pdc.h>
+#include <linux/gpio/consumer.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/mutex.h>
-#include <linux/gpio.h>
#include <linux/types.h>
#include <linux/io.h>
#include <linux/of.h>
-#include <linux/of_gpio.h>
#include <linux/of_device.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/ac97_codec.h>
-#include <sound/atmel-ac97c.h>
#include <sound/memalloc.h>
#include "ac97c.h"
void __iomem *regs;
int irq;
int opened;
- int reset_pin;
+ struct gpio_desc *reset_pin;
};
#define get_chip(card) ((struct atmel_ac97c *)(card)->private_data)
#define ac97c_readl(chip, reg) \
__raw_readl((chip)->regs + AC97C_##reg)
-static struct snd_pcm_hardware atmel_ac97c_hw = {
+static const struct snd_pcm_hardware atmel_ac97c_hw = {
.info = (SNDRV_PCM_INFO_MMAP
| SNDRV_PCM_INFO_MMAP_VALID
| SNDRV_PCM_INFO_INTERLEAVED
return frames;
}
-static struct snd_pcm_ops atmel_ac97_playback_ops = {
+static const struct snd_pcm_ops atmel_ac97_playback_ops = {
.open = atmel_ac97c_playback_open,
.close = atmel_ac97c_playback_close,
.ioctl = snd_pcm_lib_ioctl,
.pointer = atmel_ac97c_playback_pointer,
};
-static struct snd_pcm_ops atmel_ac97_capture_ops = {
+static const struct snd_pcm_ops atmel_ac97_capture_ops = {
.open = atmel_ac97c_capture_open,
.close = atmel_ac97c_capture_close,
.ioctl = snd_pcm_lib_ioctl,
return retval;
}
-static struct ac97_pcm at91_ac97_pcm_defs[] = {
+static const struct ac97_pcm at91_ac97_pcm_defs[] = {
/* Playback */
{
.exclusive = 1,
ac97c_writel(chip, CAMR, 0);
ac97c_writel(chip, COMR, 0);
- if (gpio_is_valid(chip->reset_pin)) {
- gpio_set_value(chip->reset_pin, 0);
+ if (!IS_ERR(chip->reset_pin)) {
+ gpiod_set_value(chip->reset_pin, 0);
/* AC97 v2.2 specifications says minimum 1 us. */
udelay(2);
- gpio_set_value(chip->reset_pin, 1);
+ gpiod_set_value(chip->reset_pin, 1);
} else {
ac97c_writel(chip, MR, AC97C_MR_WRST | AC97C_MR_ENA);
udelay(2);
}
}
-#ifdef CONFIG_OF
static const struct of_device_id atmel_ac97c_dt_ids[] = {
{ .compatible = "atmel,at91sam9263-ac97c", },
{ }
};
MODULE_DEVICE_TABLE(of, atmel_ac97c_dt_ids);
-static struct ac97c_platform_data *atmel_ac97c_probe_dt(struct device *dev)
-{
- struct ac97c_platform_data *pdata;
- struct device_node *node = dev->of_node;
-
- if (!node) {
- dev_err(dev, "Device does not have associated DT data\n");
- return ERR_PTR(-EINVAL);
- }
-
- pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
- if (!pdata)
- return ERR_PTR(-ENOMEM);
-
- pdata->reset_pin = of_get_named_gpio(dev->of_node, "ac97-gpios", 2);
-
- return pdata;
-}
-#else
-static struct ac97c_platform_data *atmel_ac97c_probe_dt(struct device *dev)
-{
- dev_err(dev, "no platform data defined\n");
- return ERR_PTR(-ENXIO);
-}
-#endif
-
static int atmel_ac97c_probe(struct platform_device *pdev)
{
+ struct device *dev = &pdev->dev;
struct snd_card *card;
struct atmel_ac97c *chip;
struct resource *regs;
- struct ac97c_platform_data *pdata;
struct clk *pclk;
static struct snd_ac97_bus_ops ops = {
.write = atmel_ac97c_write,
return -ENXIO;
}
- pdata = dev_get_platdata(&pdev->dev);
- if (!pdata) {
- pdata = atmel_ac97c_probe_dt(&pdev->dev);
- if (IS_ERR(pdata))
- return PTR_ERR(pdata);
- }
-
irq = platform_get_irq(pdev, 0);
if (irq < 0) {
dev_dbg(&pdev->dev, "could not get irq: %d\n", irq);
dev_dbg(&pdev->dev, "no peripheral clock\n");
return PTR_ERR(pclk);
}
- clk_prepare_enable(pclk);
+ retval = clk_prepare_enable(pclk);
+ if (retval)
+ goto err_prepare_enable;
retval = snd_card_new(&pdev->dev, SNDRV_DEFAULT_IDX1,
SNDRV_DEFAULT_STR1, THIS_MODULE,
goto err_ioremap;
}
- if (gpio_is_valid(pdata->reset_pin)) {
- if (gpio_request(pdata->reset_pin, "reset_pin")) {
- dev_dbg(&pdev->dev, "reset pin not available\n");
- chip->reset_pin = -ENODEV;
- } else {
- gpio_direction_output(pdata->reset_pin, 1);
- chip->reset_pin = pdata->reset_pin;
- }
- } else {
- chip->reset_pin = -EINVAL;
- }
+ chip->reset_pin = devm_gpiod_get_index(dev, "ac97", 2, GPIOD_OUT_HIGH);
+ if (IS_ERR(chip->reset_pin))
+ dev_dbg(dev, "reset pin not available\n");
atmel_ac97c_reset(chip);
return 0;
err_ac97_bus:
- if (gpio_is_valid(chip->reset_pin))
- gpio_free(chip->reset_pin);
-
iounmap(chip->regs);
err_ioremap:
free_irq(irq, chip);
snd_card_free(card);
err_snd_card_new:
clk_disable_unprepare(pclk);
+err_prepare_enable:
clk_put(pclk);
return retval;
}
{
struct snd_card *card = dev_get_drvdata(pdev);
struct atmel_ac97c *chip = card->private_data;
+ int ret = clk_prepare_enable(chip->pclk);
- clk_prepare_enable(chip->pclk);
- return 0;
+ return ret;
}
static SIMPLE_DEV_PM_OPS(atmel_ac97c_pm, atmel_ac97c_suspend, atmel_ac97c_resume);
struct snd_card *card = platform_get_drvdata(pdev);
struct atmel_ac97c *chip = get_chip(card);
- if (gpio_is_valid(chip->reset_pin))
- gpio_free(chip->reset_pin);
-
ac97c_writel(chip, CAMR, 0);
ac97c_writel(chip, COMR, 0);
ac97c_writel(chip, MR, 0);
.driver = {
.name = "atmel_ac97c",
.pm = ATMEL_AC97C_PM_OPS,
- .of_match_table = of_match_ptr(atmel_ac97c_dt_ids),
+ .of_match_table = atmel_ac97c_dt_ids,
},
};
module_platform_driver(atmel_ac97c_driver);
if (copy_from_user(&info, _info, sizeof(info)))
return -EFAULT;
- snd_power_lock(ctl->card);
result = snd_power_wait(ctl->card, SNDRV_CTL_POWER_D0);
- if (result >= 0)
- result = snd_ctl_elem_info(ctl, &info);
- snd_power_unlock(ctl->card);
- if (result >= 0)
- if (copy_to_user(_info, &info, sizeof(info)))
- return -EFAULT;
+ if (result < 0)
+ return result;
+ result = snd_ctl_elem_info(ctl, &info);
+ if (result < 0)
+ return result;
+ if (copy_to_user(_info, &info, sizeof(info)))
+ return -EFAULT;
return result;
}
struct snd_kcontrol *kctl;
struct snd_kcontrol_volatile *vd;
unsigned int index_offset;
- int result;
- down_read(&card->controls_rwsem);
kctl = snd_ctl_find_id(card, &control->id);
- if (kctl == NULL) {
- result = -ENOENT;
- } else {
- index_offset = snd_ctl_get_ioff(kctl, &control->id);
- vd = &kctl->vd[index_offset];
- if ((vd->access & SNDRV_CTL_ELEM_ACCESS_READ) &&
- kctl->get != NULL) {
- snd_ctl_build_ioff(&control->id, kctl, index_offset);
- result = kctl->get(kctl, control);
- } else
- result = -EPERM;
- }
- up_read(&card->controls_rwsem);
- return result;
+ if (kctl == NULL)
+ return -ENOENT;
+
+ index_offset = snd_ctl_get_ioff(kctl, &control->id);
+ vd = &kctl->vd[index_offset];
+ if (!(vd->access & SNDRV_CTL_ELEM_ACCESS_READ) && kctl->get == NULL)
+ return -EPERM;
+
+ snd_ctl_build_ioff(&control->id, kctl, index_offset);
+ return kctl->get(kctl, control);
}
static int snd_ctl_elem_read_user(struct snd_card *card,
if (IS_ERR(control))
return PTR_ERR(control);
- snd_power_lock(card);
result = snd_power_wait(card, SNDRV_CTL_POWER_D0);
- if (result >= 0)
- result = snd_ctl_elem_read(card, control);
- snd_power_unlock(card);
- if (result >= 0)
- if (copy_to_user(_control, control, sizeof(*control)))
- result = -EFAULT;
+ if (result < 0)
+ goto error;
+
+ down_read(&card->controls_rwsem);
+ result = snd_ctl_elem_read(card, control);
+ up_read(&card->controls_rwsem);
+ if (result < 0)
+ goto error;
+
+ if (copy_to_user(_control, control, sizeof(*control)))
+ result = -EFAULT;
+ error:
kfree(control);
return result;
}
unsigned int index_offset;
int result;
- down_read(&card->controls_rwsem);
kctl = snd_ctl_find_id(card, &control->id);
- if (kctl == NULL) {
- result = -ENOENT;
- } else {
- index_offset = snd_ctl_get_ioff(kctl, &control->id);
- vd = &kctl->vd[index_offset];
- if (!(vd->access & SNDRV_CTL_ELEM_ACCESS_WRITE) ||
- kctl->put == NULL ||
- (file && vd->owner && vd->owner != file)) {
- result = -EPERM;
- } else {
- snd_ctl_build_ioff(&control->id, kctl, index_offset);
- result = kctl->put(kctl, control);
- }
- if (result > 0) {
- struct snd_ctl_elem_id id = control->id;
- up_read(&card->controls_rwsem);
- snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &id);
- return 0;
- }
+ if (kctl == NULL)
+ return -ENOENT;
+
+ index_offset = snd_ctl_get_ioff(kctl, &control->id);
+ vd = &kctl->vd[index_offset];
+ if (!(vd->access & SNDRV_CTL_ELEM_ACCESS_WRITE) || kctl->put == NULL ||
+ (file && vd->owner && vd->owner != file)) {
+ return -EPERM;
}
- up_read(&card->controls_rwsem);
- return result;
+
+ snd_ctl_build_ioff(&control->id, kctl, index_offset);
+ result = kctl->put(kctl, control);
+ if (result < 0)
+ return result;
+
+ if (result > 0) {
+ struct snd_ctl_elem_id id = control->id;
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &id);
+ }
+
+ return 0;
}
static int snd_ctl_elem_write_user(struct snd_ctl_file *file,
return PTR_ERR(control);
card = file->card;
- snd_power_lock(card);
result = snd_power_wait(card, SNDRV_CTL_POWER_D0);
- if (result >= 0)
- result = snd_ctl_elem_write(card, file, control);
- snd_power_unlock(card);
- if (result >= 0)
- if (copy_to_user(_control, control, sizeof(*control)))
- result = -EFAULT;
+ if (result < 0)
+ goto error;
+
+ down_write(&card->controls_rwsem);
+ result = snd_ctl_elem_write(card, file, control);
+ up_write(&card->controls_rwsem);
+ if (result < 0)
+ goto error;
+
+ if (copy_to_user(_control, control, sizeof(*control)))
+ result = -EFAULT;
+ error:
kfree(control);
return result;
}
char *src = ue->elem_data +
snd_ctl_get_ioff(kcontrol, &ucontrol->id) * size;
- mutex_lock(&ue->card->user_ctl_lock);
memcpy(&ucontrol->value, src, size);
- mutex_unlock(&ue->card->user_ctl_lock);
return 0;
}
char *dst = ue->elem_data +
snd_ctl_get_ioff(kcontrol, &ucontrol->id) * size;
- mutex_lock(&ue->card->user_ctl_lock);
change = memcmp(&ucontrol->value, dst, size) != 0;
if (change)
memcpy(dst, &ucontrol->value, size);
- mutex_unlock(&ue->card->user_ctl_lock);
return change;
}
-static int snd_ctl_elem_user_tlv(struct snd_kcontrol *kcontrol,
- int op_flag,
- unsigned int size,
- unsigned int __user *tlv)
+static int replace_user_tlv(struct snd_kcontrol *kctl, unsigned int __user *buf,
+ unsigned int size)
{
- struct user_element *ue = kcontrol->private_data;
- int change = 0;
- void *new_data;
+ struct user_element *ue = kctl->private_data;
+ unsigned int *container;
+ struct snd_ctl_elem_id id;
+ unsigned int mask = 0;
+ int i;
+ int change;
- if (op_flag == SNDRV_CTL_TLV_OP_WRITE) {
- if (size > 1024 * 128) /* sane value */
- return -EINVAL;
+ if (size > 1024 * 128) /* sane value */
+ return -EINVAL;
- new_data = memdup_user(tlv, size);
- if (IS_ERR(new_data))
- return PTR_ERR(new_data);
- mutex_lock(&ue->card->user_ctl_lock);
- change = ue->tlv_data_size != size;
- if (!change)
- change = memcmp(ue->tlv_data, new_data, size) != 0;
- kfree(ue->tlv_data);
- ue->tlv_data = new_data;
- ue->tlv_data_size = size;
- mutex_unlock(&ue->card->user_ctl_lock);
- } else {
- int ret = 0;
+ container = memdup_user(buf, size);
+ if (IS_ERR(container))
+ return PTR_ERR(container);
- mutex_lock(&ue->card->user_ctl_lock);
- if (!ue->tlv_data_size || !ue->tlv_data) {
- ret = -ENXIO;
- goto err_unlock;
- }
- if (size < ue->tlv_data_size) {
- ret = -ENOSPC;
- goto err_unlock;
- }
- if (copy_to_user(tlv, ue->tlv_data, ue->tlv_data_size))
- ret = -EFAULT;
-err_unlock:
- mutex_unlock(&ue->card->user_ctl_lock);
- if (ret)
- return ret;
+ change = ue->tlv_data_size != size;
+ if (!change)
+ change = memcmp(ue->tlv_data, container, size) != 0;
+ if (!change) {
+ kfree(container);
+ return 0;
}
+
+ if (ue->tlv_data == NULL) {
+ /* Now TLV data is available. */
+ for (i = 0; i < kctl->count; ++i)
+ kctl->vd[i].access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ;
+ mask = SNDRV_CTL_EVENT_MASK_INFO;
+ }
+
+ kfree(ue->tlv_data);
+ ue->tlv_data = container;
+ ue->tlv_data_size = size;
+
+ mask |= SNDRV_CTL_EVENT_MASK_TLV;
+ for (i = 0; i < kctl->count; ++i) {
+ snd_ctl_build_ioff(&id, kctl, i);
+ snd_ctl_notify(ue->card, mask, &id);
+ }
+
return change;
}
+static int read_user_tlv(struct snd_kcontrol *kctl, unsigned int __user *buf,
+ unsigned int size)
+{
+ struct user_element *ue = kctl->private_data;
+
+ if (ue->tlv_data_size == 0 || ue->tlv_data == NULL)
+ return -ENXIO;
+
+ if (size < ue->tlv_data_size)
+ return -ENOSPC;
+
+ if (copy_to_user(buf, ue->tlv_data, ue->tlv_data_size))
+ return -EFAULT;
+
+ return 0;
+}
+
+static int snd_ctl_elem_user_tlv(struct snd_kcontrol *kctl, int op_flag,
+ unsigned int size, unsigned int __user *buf)
+{
+ if (op_flag == SNDRV_CTL_TLV_OP_WRITE)
+ return replace_user_tlv(kctl, buf, size);
+ else
+ return read_user_tlv(kctl, buf, size);
+}
+
static int snd_ctl_elem_init_enum_names(struct user_element *ue)
{
char *names, *p;
access = SNDRV_CTL_ELEM_ACCESS_READWRITE;
access &= (SNDRV_CTL_ELEM_ACCESS_READWRITE |
SNDRV_CTL_ELEM_ACCESS_INACTIVE |
- SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE);
- if (access & SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE)
+ SNDRV_CTL_ELEM_ACCESS_TLV_WRITE);
+
+ /* In initial state, nothing is available as TLV container. */
+ if (access & SNDRV_CTL_ELEM_ACCESS_TLV_WRITE)
access |= SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK;
access |= SNDRV_CTL_ELEM_ACCESS_USER;
kctl->get = snd_ctl_elem_user_get;
if (access & SNDRV_CTL_ELEM_ACCESS_WRITE)
kctl->put = snd_ctl_elem_user_put;
- if (access & SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE)
+ if (access & SNDRV_CTL_ELEM_ACCESS_TLV_WRITE)
kctl->tlv.c = snd_ctl_elem_user_tlv;
/* This function manage to free the instance on failure. */
return 0;
}
+static int call_tlv_handler(struct snd_ctl_file *file, int op_flag,
+ struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_id *id,
+ unsigned int __user *buf, unsigned int size)
+{
+ static const struct {
+ int op;
+ int perm;
+ } pairs[] = {
+ {SNDRV_CTL_TLV_OP_READ, SNDRV_CTL_ELEM_ACCESS_TLV_READ},
+ {SNDRV_CTL_TLV_OP_WRITE, SNDRV_CTL_ELEM_ACCESS_TLV_WRITE},
+ {SNDRV_CTL_TLV_OP_CMD, SNDRV_CTL_ELEM_ACCESS_TLV_COMMAND},
+ };
+ struct snd_kcontrol_volatile *vd = &kctl->vd[snd_ctl_get_ioff(kctl, id)];
+ int i;
+
+ /* Check support of the request for this element. */
+ for (i = 0; i < ARRAY_SIZE(pairs); ++i) {
+ if (op_flag == pairs[i].op && (vd->access & pairs[i].perm))
+ break;
+ }
+ if (i == ARRAY_SIZE(pairs))
+ return -ENXIO;
+
+ if (kctl->tlv.c == NULL)
+ return -ENXIO;
+
+ /* When locked, this is unavailable. */
+ if (vd->owner != NULL && vd->owner != file)
+ return -EPERM;
+
+ return kctl->tlv.c(kctl, op_flag, size, buf);
+}
+
+static int read_tlv_buf(struct snd_kcontrol *kctl, struct snd_ctl_elem_id *id,
+ unsigned int __user *buf, unsigned int size)
+{
+ struct snd_kcontrol_volatile *vd = &kctl->vd[snd_ctl_get_ioff(kctl, id)];
+ unsigned int len;
+
+ if (!(vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_READ))
+ return -ENXIO;
+
+ if (kctl->tlv.p == NULL)
+ return -ENXIO;
+
+ len = sizeof(unsigned int) * 2 + kctl->tlv.p[1];
+ if (size < len)
+ return -ENOMEM;
+
+ if (copy_to_user(buf, kctl->tlv.p, len))
+ return -EFAULT;
+
+ return 0;
+}
+
static int snd_ctl_tlv_ioctl(struct snd_ctl_file *file,
- struct snd_ctl_tlv __user *_tlv,
+ struct snd_ctl_tlv __user *buf,
int op_flag)
{
- struct snd_card *card = file->card;
- struct snd_ctl_tlv tlv;
+ struct snd_ctl_tlv header;
+ unsigned int *container;
+ unsigned int container_size;
struct snd_kcontrol *kctl;
+ struct snd_ctl_elem_id id;
struct snd_kcontrol_volatile *vd;
- unsigned int len;
- int err = 0;
- if (copy_from_user(&tlv, _tlv, sizeof(tlv)))
+ if (copy_from_user(&header, buf, sizeof(header)))
return -EFAULT;
- if (tlv.length < sizeof(unsigned int) * 2)
+
+ /* In design of control core, numerical ID starts at 1. */
+ if (header.numid == 0)
return -EINVAL;
- if (!tlv.numid)
+
+ /* At least, container should include type and length fields. */
+ if (header.length < sizeof(unsigned int) * 2)
return -EINVAL;
- down_read(&card->controls_rwsem);
- kctl = snd_ctl_find_numid(card, tlv.numid);
- if (kctl == NULL) {
- err = -ENOENT;
- goto __kctl_end;
- }
- if (kctl->tlv.p == NULL) {
- err = -ENXIO;
- goto __kctl_end;
- }
- vd = &kctl->vd[tlv.numid - kctl->id.numid];
- if ((op_flag == SNDRV_CTL_TLV_OP_READ &&
- (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_READ) == 0) ||
- (op_flag == SNDRV_CTL_TLV_OP_WRITE &&
- (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_WRITE) == 0) ||
- (op_flag == SNDRV_CTL_TLV_OP_CMD &&
- (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_COMMAND) == 0)) {
- err = -ENXIO;
- goto __kctl_end;
- }
+ container_size = header.length;
+ container = buf->tlv;
+
+ kctl = snd_ctl_find_numid(file->card, header.numid);
+ if (kctl == NULL)
+ return -ENOENT;
+
+ /* Calculate index of the element in this set. */
+ id = kctl->id;
+ snd_ctl_build_ioff(&id, kctl, header.numid - id.numid);
+ vd = &kctl->vd[snd_ctl_get_ioff(kctl, &id)];
+
if (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
- if (vd->owner != NULL && vd->owner != file) {
- err = -EPERM;
- goto __kctl_end;
- }
- err = kctl->tlv.c(kctl, op_flag, tlv.length, _tlv->tlv);
- if (err > 0) {
- struct snd_ctl_elem_id id = kctl->id;
- up_read(&card->controls_rwsem);
- snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_TLV, &id);
- return 0;
- }
+ return call_tlv_handler(file, op_flag, kctl, &id, container,
+ container_size);
} else {
- if (op_flag != SNDRV_CTL_TLV_OP_READ) {
- err = -ENXIO;
- goto __kctl_end;
+ if (op_flag == SNDRV_CTL_TLV_OP_READ) {
+ return read_tlv_buf(kctl, &id, container,
+ container_size);
}
- len = kctl->tlv.p[1] + 2 * sizeof(unsigned int);
- if (tlv.length < len) {
- err = -ENOMEM;
- goto __kctl_end;
- }
- if (copy_to_user(_tlv->tlv, kctl->tlv.p, len))
- err = -EFAULT;
}
- __kctl_end:
- up_read(&card->controls_rwsem);
- return err;
+
+ /* Not supported. */
+ return -ENXIO;
}
static long snd_ctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
case SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS:
return snd_ctl_subscribe_events(ctl, ip);
case SNDRV_CTL_IOCTL_TLV_READ:
- return snd_ctl_tlv_ioctl(ctl, argp, SNDRV_CTL_TLV_OP_READ);
+ down_read(&ctl->card->controls_rwsem);
+ err = snd_ctl_tlv_ioctl(ctl, argp, SNDRV_CTL_TLV_OP_READ);
+ up_read(&ctl->card->controls_rwsem);
+ return err;
case SNDRV_CTL_IOCTL_TLV_WRITE:
- return snd_ctl_tlv_ioctl(ctl, argp, SNDRV_CTL_TLV_OP_WRITE);
+ down_write(&ctl->card->controls_rwsem);
+ err = snd_ctl_tlv_ioctl(ctl, argp, SNDRV_CTL_TLV_OP_WRITE);
+ up_write(&ctl->card->controls_rwsem);
+ return err;
case SNDRV_CTL_IOCTL_TLV_COMMAND:
- return snd_ctl_tlv_ioctl(ctl, argp, SNDRV_CTL_TLV_OP_CMD);
+ down_write(&ctl->card->controls_rwsem);
+ err = snd_ctl_tlv_ioctl(ctl, argp, SNDRV_CTL_TLV_OP_CMD);
+ up_write(&ctl->card->controls_rwsem);
+ return err;
case SNDRV_CTL_IOCTL_POWER:
return -ENOPROTOOPT;
case SNDRV_CTL_IOCTL_POWER_STATE:
if (get_user(data->value.enumerated.item, &data32->value.enumerated.item))
goto error;
- snd_power_lock(ctl->card);
err = snd_power_wait(ctl->card, SNDRV_CTL_POWER_D0);
- if (err >= 0)
- err = snd_ctl_elem_info(ctl, data);
- snd_power_unlock(ctl->card);
-
+ if (err < 0)
+ goto error;
+ err = snd_ctl_elem_info(ctl, data);
if (err < 0)
goto error;
/* restore info to 32bit */
if (err < 0)
goto error;
- snd_power_lock(card);
err = snd_power_wait(card, SNDRV_CTL_POWER_D0);
- if (err >= 0)
- err = snd_ctl_elem_read(card, data);
- snd_power_unlock(card);
- if (err >= 0)
- err = copy_ctl_value_to_user(userdata, valuep, data,
- type, count);
+ if (err < 0)
+ goto error;
+ err = snd_ctl_elem_read(card, data);
+ if (err < 0)
+ goto error;
+ err = copy_ctl_value_to_user(userdata, valuep, data, type, count);
error:
kfree(data);
return err;
if (err < 0)
goto error;
- snd_power_lock(card);
err = snd_power_wait(card, SNDRV_CTL_POWER_D0);
- if (err >= 0)
- err = snd_ctl_elem_write(card, file, data);
- snd_power_unlock(card);
- if (err >= 0)
- err = copy_ctl_value_to_user(userdata, valuep, data,
- type, count);
+ if (err < 0)
+ goto error;
+ err = snd_ctl_elem_write(card, file, data);
+ if (err < 0)
+ goto error;
+ err = copy_ctl_value_to_user(userdata, valuep, data, type, count);
error:
kfree(data);
return err;
INIT_LIST_HEAD(&card->devices);
init_rwsem(&card->controls_rwsem);
rwlock_init(&card->ctl_files_rwlock);
- mutex_init(&card->user_ctl_lock);
INIT_LIST_HEAD(&card->controls);
INIT_LIST_HEAD(&card->ctl_files);
spin_lock_init(&card->files_lock);
INIT_LIST_HEAD(&card->files_list);
#ifdef CONFIG_PM
- mutex_init(&card->power_lock);
init_waitqueue_head(&card->power_sleep);
#endif
* Waits until the power-state is changed.
*
* Return: Zero if successful, or a negative error code.
- *
- * Note: the power lock must be active before call.
*/
int snd_power_wait(struct snd_card *card, unsigned int power_state)
{
if (snd_power_get_state(card) == power_state)
break;
set_current_state(TASK_UNINTERRUPTIBLE);
- snd_power_unlock(card);
schedule_timeout(30 * HZ);
- snd_power_lock(card);
}
remove_wait_queue(&card->power_sleep, &wait);
return result;
sprintf(name, "pcm%i%c", pcm->device,
pstr->stream == SNDRV_PCM_STREAM_PLAYBACK ? 'p' : 'c');
- if ((entry = snd_info_create_card_entry(pcm->card, name, pcm->card->proc_root)) == NULL)
+ entry = snd_info_create_card_entry(pcm->card, name,
+ pcm->card->proc_root);
+ if (!entry)
return -ENOMEM;
entry->mode = S_IFDIR | S_IRUGO | S_IXUGO;
if (snd_info_register(entry) < 0) {
return -ENOMEM;
}
pstr->proc_root = entry;
-
- if ((entry = snd_info_create_card_entry(pcm->card, "info", pstr->proc_root)) != NULL) {
+ entry = snd_info_create_card_entry(pcm->card, "info", pstr->proc_root);
+ if (entry) {
snd_info_set_text_ops(entry, pstr, snd_pcm_stream_proc_info_read);
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
pstr->proc_info_entry = entry;
#ifdef CONFIG_SND_PCM_XRUN_DEBUG
- if ((entry = snd_info_create_card_entry(pcm->card, "xrun_debug",
- pstr->proc_root)) != NULL) {
+ entry = snd_info_create_card_entry(pcm->card, "xrun_debug",
+ pstr->proc_root);
+ if (entry) {
entry->c.text.read = snd_pcm_xrun_debug_read;
entry->c.text.write = snd_pcm_xrun_debug_write;
entry->mode |= S_IWUSR;
card = substream->pcm->card;
sprintf(name, "sub%i", substream->number);
- if ((entry = snd_info_create_card_entry(card, name, substream->pstr->proc_root)) == NULL)
+ entry = snd_info_create_card_entry(card, name,
+ substream->pstr->proc_root);
+ if (!entry)
return -ENOMEM;
entry->mode = S_IFDIR | S_IRUGO | S_IXUGO;
if (snd_info_register(entry) < 0) {
return -ENOMEM;
}
substream->proc_root = entry;
-
- if ((entry = snd_info_create_card_entry(card, "info", substream->proc_root)) != NULL) {
+ entry = snd_info_create_card_entry(card, "info", substream->proc_root);
+ if (entry) {
snd_info_set_text_ops(entry, substream,
snd_pcm_substream_proc_info_read);
if (snd_info_register(entry) < 0) {
}
}
substream->proc_info_entry = entry;
-
- if ((entry = snd_info_create_card_entry(card, "hw_params", substream->proc_root)) != NULL) {
+ entry = snd_info_create_card_entry(card, "hw_params",
+ substream->proc_root);
+ if (entry) {
snd_info_set_text_ops(entry, substream,
snd_pcm_substream_proc_hw_params_read);
if (snd_info_register(entry) < 0) {
}
}
substream->proc_hw_params_entry = entry;
-
- if ((entry = snd_info_create_card_entry(card, "sw_params", substream->proc_root)) != NULL) {
+ entry = snd_info_create_card_entry(card, "sw_params",
+ substream->proc_root);
+ if (entry) {
snd_info_set_text_ops(entry, substream,
snd_pcm_substream_proc_sw_params_read);
if (snd_info_register(entry) < 0) {
}
}
substream->proc_sw_params_entry = entry;
-
- if ((entry = snd_info_create_card_entry(card, "status", substream->proc_root)) != NULL) {
+ entry = snd_info_create_card_entry(card, "status",
+ substream->proc_root);
+ if (entry) {
snd_info_set_text_ops(entry, substream,
snd_pcm_substream_proc_status_read);
if (snd_info_register(entry) < 0) {
INIT_LIST_HEAD(&pcm->list);
if (id)
strlcpy(pcm->id, id, sizeof(pcm->id));
- if ((err = snd_pcm_new_stream(pcm, SNDRV_PCM_STREAM_PLAYBACK, playback_count)) < 0) {
- snd_pcm_free(pcm);
- return err;
- }
- if ((err = snd_pcm_new_stream(pcm, SNDRV_PCM_STREAM_CAPTURE, capture_count)) < 0) {
- snd_pcm_free(pcm);
- return err;
- }
- if ((err = snd_device_new(card, SNDRV_DEV_PCM, pcm, &ops)) < 0) {
- snd_pcm_free(pcm);
- return err;
- }
+
+ err = snd_pcm_new_stream(pcm, SNDRV_PCM_STREAM_PLAYBACK,
+ playback_count);
+ if (err < 0)
+ goto free_pcm;
+
+ err = snd_pcm_new_stream(pcm, SNDRV_PCM_STREAM_CAPTURE, capture_count);
+ if (err < 0)
+ goto free_pcm;
+
+ err = snd_device_new(card, SNDRV_DEV_PCM, pcm, &ops);
+ if (err < 0)
+ goto free_pcm;
+
if (rpcm)
*rpcm = pcm;
return 0;
+
+free_pcm:
+ snd_pcm_free(pcm);
+ return err;
}
/**
{
struct snd_info_entry *entry;
- if ((entry = snd_info_create_module_entry(THIS_MODULE, "pcm", NULL)) != NULL) {
+ entry = snd_info_create_module_entry(THIS_MODULE, "pcm", NULL);
+ if (entry) {
snd_info_set_text_ops(entry, NULL, snd_pcm_proc_read);
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
case SNDRV_PCM_IOCTL_XRUN:
case SNDRV_PCM_IOCTL_LINK:
case SNDRV_PCM_IOCTL_UNLINK:
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- return snd_pcm_playback_ioctl1(file, substream, cmd, argp);
- else
- return snd_pcm_capture_ioctl1(file, substream, cmd, argp);
+ return snd_pcm_common_ioctl(file, substream, cmd, argp);
case SNDRV_PCM_IOCTL_HW_REFINE32:
return snd_pcm_ioctl_hw_params_compat(substream, 1, argp);
case SNDRV_PCM_IOCTL_HW_PARAMS32:
add_wait_queue(&to_check->sleep, &wait);
snd_pcm_stream_unlock_irq(substream);
up_read(&snd_pcm_link_rwsem);
- snd_power_unlock(card);
if (runtime->no_period_wakeup)
tout = MAX_SCHEDULE_TIMEOUT;
else {
tout = msecs_to_jiffies(tout * 1000);
}
tout = schedule_timeout_interruptible(tout);
- snd_power_lock(card);
down_read(&snd_pcm_link_rwsem);
snd_pcm_stream_lock_irq(substream);
remove_wait_queue(&to_check->sleep, &wait);
runtime->tstamp_type = arg;
return 0;
}
-
+
+static int snd_pcm_xferi_frames_ioctl(struct snd_pcm_substream *substream,
+ struct snd_xferi __user *_xferi)
+{
+ struct snd_xferi xferi;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ snd_pcm_sframes_t result;
+
+ if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
+ return -EBADFD;
+ if (put_user(0, &_xferi->result))
+ return -EFAULT;
+ if (copy_from_user(&xferi, _xferi, sizeof(xferi)))
+ return -EFAULT;
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ result = snd_pcm_lib_write(substream, xferi.buf, xferi.frames);
+ else
+ result = snd_pcm_lib_read(substream, xferi.buf, xferi.frames);
+ __put_user(result, &_xferi->result);
+ return result < 0 ? result : 0;
+}
+
+static int snd_pcm_xfern_frames_ioctl(struct snd_pcm_substream *substream,
+ struct snd_xfern __user *_xfern)
+{
+ struct snd_xfern xfern;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ void *bufs;
+ snd_pcm_sframes_t result;
+
+ if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
+ return -EBADFD;
+ if (runtime->channels > 128)
+ return -EINVAL;
+ if (put_user(0, &_xfern->result))
+ return -EFAULT;
+ if (copy_from_user(&xfern, _xfern, sizeof(xfern)))
+ return -EFAULT;
+
+ bufs = memdup_user(xfern.bufs, sizeof(void *) * runtime->channels);
+ if (IS_ERR(bufs))
+ return PTR_ERR(bufs);
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ result = snd_pcm_lib_writev(substream, bufs, xfern.frames);
+ else
+ result = snd_pcm_lib_readv(substream, bufs, xfern.frames);
+ kfree(bufs);
+ __put_user(result, &_xfern->result);
+ return result < 0 ? result : 0;
+}
+
+static int snd_pcm_rewind_ioctl(struct snd_pcm_substream *substream,
+ snd_pcm_uframes_t __user *_frames)
+{
+ snd_pcm_uframes_t frames;
+ snd_pcm_sframes_t result;
+
+ if (get_user(frames, _frames))
+ return -EFAULT;
+ if (put_user(0, _frames))
+ return -EFAULT;
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ result = snd_pcm_playback_rewind(substream, frames);
+ else
+ result = snd_pcm_capture_rewind(substream, frames);
+ __put_user(result, _frames);
+ return result < 0 ? result : 0;
+}
+
+static int snd_pcm_forward_ioctl(struct snd_pcm_substream *substream,
+ snd_pcm_uframes_t __user *_frames)
+{
+ snd_pcm_uframes_t frames;
+ snd_pcm_sframes_t result;
+
+ if (get_user(frames, _frames))
+ return -EFAULT;
+ if (put_user(0, _frames))
+ return -EFAULT;
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ result = snd_pcm_playback_forward(substream, frames);
+ else
+ result = snd_pcm_capture_forward(substream, frames);
+ __put_user(result, _frames);
+ return result < 0 ? result : 0;
+}
+
static int snd_pcm_common_ioctl(struct file *file,
struct snd_pcm_substream *substream,
unsigned int cmd, void __user *arg)
{
struct snd_pcm_file *pcm_file = file->private_data;
+ int res;
+
+ if (PCM_RUNTIME_CHECK(substream))
+ return -ENXIO;
+
+ res = snd_power_wait(substream->pcm->card, SNDRV_CTL_POWER_D0);
+ if (res < 0)
+ return res;
switch (cmd) {
case SNDRV_PCM_IOCTL_PVERSION:
return snd_pcm_action_lock_irq(&snd_pcm_action_pause,
substream,
(int)(unsigned long)arg);
- }
- pcm_dbg(substream->pcm, "unknown ioctl = 0x%x\n", cmd);
- return -ENOTTY;
-}
-
-static int snd_pcm_common_ioctl1(struct file *file,
- struct snd_pcm_substream *substream,
- unsigned int cmd, void __user *arg)
-{
- struct snd_card *card = substream->pcm->card;
- int res;
-
- snd_power_lock(card);
- res = snd_power_wait(card, SNDRV_CTL_POWER_D0);
- if (res >= 0)
- res = snd_pcm_common_ioctl(file, substream, cmd, arg);
- snd_power_unlock(card);
- return res;
-}
-
-static int snd_pcm_playback_ioctl1(struct file *file,
- struct snd_pcm_substream *substream,
- unsigned int cmd, void __user *arg)
-{
- if (PCM_RUNTIME_CHECK(substream))
- return -ENXIO;
- if (snd_BUG_ON(substream->stream != SNDRV_PCM_STREAM_PLAYBACK))
- return -EINVAL;
- switch (cmd) {
case SNDRV_PCM_IOCTL_WRITEI_FRAMES:
- {
- struct snd_xferi xferi;
- struct snd_xferi __user *_xferi = arg;
- struct snd_pcm_runtime *runtime = substream->runtime;
- snd_pcm_sframes_t result;
- if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
- return -EBADFD;
- if (put_user(0, &_xferi->result))
- return -EFAULT;
- if (copy_from_user(&xferi, _xferi, sizeof(xferi)))
- return -EFAULT;
- result = snd_pcm_lib_write(substream, xferi.buf, xferi.frames);
- __put_user(result, &_xferi->result);
- return result < 0 ? result : 0;
- }
- case SNDRV_PCM_IOCTL_WRITEN_FRAMES:
- {
- struct snd_xfern xfern;
- struct snd_xfern __user *_xfern = arg;
- struct snd_pcm_runtime *runtime = substream->runtime;
- void __user **bufs;
- snd_pcm_sframes_t result;
- if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
- return -EBADFD;
- if (runtime->channels > 128)
- return -EINVAL;
- if (put_user(0, &_xfern->result))
- return -EFAULT;
- if (copy_from_user(&xfern, _xfern, sizeof(xfern)))
- return -EFAULT;
-
- bufs = memdup_user(xfern.bufs,
- sizeof(void *) * runtime->channels);
- if (IS_ERR(bufs))
- return PTR_ERR(bufs);
- result = snd_pcm_lib_writev(substream, bufs, xfern.frames);
- kfree(bufs);
- __put_user(result, &_xfern->result);
- return result < 0 ? result : 0;
- }
- case SNDRV_PCM_IOCTL_REWIND:
- {
- snd_pcm_uframes_t frames;
- snd_pcm_uframes_t __user *_frames = arg;
- snd_pcm_sframes_t result;
- if (get_user(frames, _frames))
- return -EFAULT;
- if (put_user(0, _frames))
- return -EFAULT;
- result = snd_pcm_playback_rewind(substream, frames);
- __put_user(result, _frames);
- return result < 0 ? result : 0;
- }
- case SNDRV_PCM_IOCTL_FORWARD:
- {
- snd_pcm_uframes_t frames;
- snd_pcm_uframes_t __user *_frames = arg;
- snd_pcm_sframes_t result;
- if (get_user(frames, _frames))
- return -EFAULT;
- if (put_user(0, _frames))
- return -EFAULT;
- result = snd_pcm_playback_forward(substream, frames);
- __put_user(result, _frames);
- return result < 0 ? result : 0;
- }
- }
- return snd_pcm_common_ioctl1(file, substream, cmd, arg);
-}
-
-static int snd_pcm_capture_ioctl1(struct file *file,
- struct snd_pcm_substream *substream,
- unsigned int cmd, void __user *arg)
-{
- if (PCM_RUNTIME_CHECK(substream))
- return -ENXIO;
- if (snd_BUG_ON(substream->stream != SNDRV_PCM_STREAM_CAPTURE))
- return -EINVAL;
- switch (cmd) {
case SNDRV_PCM_IOCTL_READI_FRAMES:
- {
- struct snd_xferi xferi;
- struct snd_xferi __user *_xferi = arg;
- struct snd_pcm_runtime *runtime = substream->runtime;
- snd_pcm_sframes_t result;
- if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
- return -EBADFD;
- if (put_user(0, &_xferi->result))
- return -EFAULT;
- if (copy_from_user(&xferi, _xferi, sizeof(xferi)))
- return -EFAULT;
- result = snd_pcm_lib_read(substream, xferi.buf, xferi.frames);
- __put_user(result, &_xferi->result);
- return result < 0 ? result : 0;
- }
+ return snd_pcm_xferi_frames_ioctl(substream, arg);
+ case SNDRV_PCM_IOCTL_WRITEN_FRAMES:
case SNDRV_PCM_IOCTL_READN_FRAMES:
- {
- struct snd_xfern xfern;
- struct snd_xfern __user *_xfern = arg;
- struct snd_pcm_runtime *runtime = substream->runtime;
- void *bufs;
- snd_pcm_sframes_t result;
- if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
- return -EBADFD;
- if (runtime->channels > 128)
- return -EINVAL;
- if (put_user(0, &_xfern->result))
- return -EFAULT;
- if (copy_from_user(&xfern, _xfern, sizeof(xfern)))
- return -EFAULT;
-
- bufs = memdup_user(xfern.bufs,
- sizeof(void *) * runtime->channels);
- if (IS_ERR(bufs))
- return PTR_ERR(bufs);
- result = snd_pcm_lib_readv(substream, bufs, xfern.frames);
- kfree(bufs);
- __put_user(result, &_xfern->result);
- return result < 0 ? result : 0;
- }
+ return snd_pcm_xfern_frames_ioctl(substream, arg);
case SNDRV_PCM_IOCTL_REWIND:
- {
- snd_pcm_uframes_t frames;
- snd_pcm_uframes_t __user *_frames = arg;
- snd_pcm_sframes_t result;
- if (get_user(frames, _frames))
- return -EFAULT;
- if (put_user(0, _frames))
- return -EFAULT;
- result = snd_pcm_capture_rewind(substream, frames);
- __put_user(result, _frames);
- return result < 0 ? result : 0;
- }
+ return snd_pcm_rewind_ioctl(substream, arg);
case SNDRV_PCM_IOCTL_FORWARD:
- {
- snd_pcm_uframes_t frames;
- snd_pcm_uframes_t __user *_frames = arg;
- snd_pcm_sframes_t result;
- if (get_user(frames, _frames))
- return -EFAULT;
- if (put_user(0, _frames))
- return -EFAULT;
- result = snd_pcm_capture_forward(substream, frames);
- __put_user(result, _frames);
- return result < 0 ? result : 0;
+ return snd_pcm_forward_ioctl(substream, arg);
}
- }
- return snd_pcm_common_ioctl1(file, substream, cmd, arg);
-}
-
-static long snd_pcm_playback_ioctl(struct file *file, unsigned int cmd,
- unsigned long arg)
-{
- struct snd_pcm_file *pcm_file;
-
- pcm_file = file->private_data;
-
- if (((cmd >> 8) & 0xff) != 'A')
- return -ENOTTY;
-
- return snd_pcm_playback_ioctl1(file, pcm_file->substream, cmd,
- (void __user *)arg);
+ pcm_dbg(substream->pcm, "unknown ioctl = 0x%x\n", cmd);
+ return -ENOTTY;
}
-static long snd_pcm_capture_ioctl(struct file *file, unsigned int cmd,
- unsigned long arg)
+static long snd_pcm_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
{
struct snd_pcm_file *pcm_file;
if (((cmd >> 8) & 0xff) != 'A')
return -ENOTTY;
- return snd_pcm_capture_ioctl1(file, pcm_file->substream, cmd,
- (void __user *)arg);
+ return snd_pcm_common_ioctl(file, pcm_file->substream, cmd,
+ (void __user *)arg);
}
/**
{
snd_pcm_uframes_t *frames = arg;
snd_pcm_sframes_t result;
- int err;
switch (cmd) {
case SNDRV_PCM_IOCTL_FORWARD:
case SNDRV_PCM_IOCTL_START:
return snd_pcm_start_lock_irq(substream);
case SNDRV_PCM_IOCTL_DRAIN:
- snd_power_lock(substream->pcm->card);
- err = snd_pcm_drain(substream, NULL);
- snd_power_unlock(substream->pcm->card);
- return err;
+ return snd_pcm_drain(substream, NULL);
case SNDRV_PCM_IOCTL_DROP:
return snd_pcm_drop(substream);
case SNDRV_PCM_IOCTL_DELAY:
.release = snd_pcm_release,
.llseek = no_llseek,
.poll = snd_pcm_playback_poll,
- .unlocked_ioctl = snd_pcm_playback_ioctl,
+ .unlocked_ioctl = snd_pcm_ioctl,
.compat_ioctl = snd_pcm_ioctl_compat,
.mmap = snd_pcm_mmap,
.fasync = snd_pcm_fasync,
.release = snd_pcm_release,
.llseek = no_llseek,
.poll = snd_pcm_capture_poll,
- .unlocked_ioctl = snd_pcm_capture_ioctl,
+ .unlocked_ioctl = snd_pcm_ioctl,
.compat_ioctl = snd_pcm_ioctl_compat,
.mmap = snd_pcm_mmap,
.fasync = snd_pcm_fasync,
if (timeri == NULL)
return 0;
- if ((timer = timeri->timer) != NULL) {
+ timer = timeri->timer;
+ if (timer) {
if (timer->hw.c_resolution)
return timer->hw.c_resolution(timer);
return timer->hw.resolution;
err = snd_timer_register_system();
if (err < 0) {
pr_err("ALSA: unable to register system timer (%i)\n", err);
- put_device(&timer_dev);
- return err;
+ goto put_timer;
}
err = snd_register_device(SNDRV_DEVICE_TYPE_TIMER, NULL, 0,
if (err < 0) {
pr_err("ALSA: unable to register timer device (%i)\n", err);
snd_timer_free_all();
- put_device(&timer_dev);
- return err;
+ goto put_timer;
}
snd_timer_proc_init();
return 0;
+
+put_timer:
+ put_device(&timer_dev);
+ return err;
}
static void __exit alsa_timer_exit(void)
return bytes_to_frames(runtime, pos);
}
-static struct snd_pcm_hardware loopback_pcm_hardware =
+static const struct snd_pcm_hardware loopback_pcm_hardware =
{
.info = (SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE |
return 0;
}
-static struct snd_pcm_ops loopback_playback_ops = {
+static const struct snd_pcm_ops loopback_playback_ops = {
.open = loopback_open,
.close = loopback_close,
.ioctl = snd_pcm_lib_ioctl,
.mmap = snd_pcm_lib_mmap_vmalloc,
};
-static struct snd_pcm_ops loopback_capture_ops = {
+static const struct snd_pcm_ops loopback_capture_ops = {
.open = loopback_open,
.close = loopback_close,
.ioctl = snd_pcm_lib_ioctl,
return get_dummy_ops(substream)->pointer(substream);
}
-static struct snd_pcm_hardware dummy_pcm_hardware = {
+static const struct snd_pcm_hardware dummy_pcm_hardware = {
.info = (SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_RESUME |
struct snd_pcm_indirect2 capture_ind2_rec;
};
-static struct snd_pcm_hardware snd_ml403_ac97cr_playback = {
+static const struct snd_pcm_hardware snd_ml403_ac97cr_playback = {
.info = (SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID),
.fifo_size = 0,
};
-static struct snd_pcm_hardware snd_ml403_ac97cr_capture = {
+static const struct snd_pcm_hardware snd_ml403_ac97cr_capture = {
.info = (SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID),
return 0;
}
-static struct snd_pcm_ops snd_ml403_ac97cr_playback_ops = {
+static const struct snd_pcm_ops snd_ml403_ac97cr_playback_ops = {
.open = snd_ml403_ac97cr_playback_open,
.close = snd_ml403_ac97cr_playback_close,
.ioctl = snd_pcm_lib_ioctl,
.pointer = snd_ml403_ac97cr_pcm_pointer,
};
-static struct snd_pcm_ops snd_ml403_ac97cr_capture_ops = {
+static const struct snd_pcm_ops snd_ml403_ac97cr_capture_ops = {
.open = snd_ml403_ac97cr_capture_open,
.close = snd_ml403_ac97cr_capture_close,
.ioctl = snd_pcm_lib_ioctl,
#define IO_EXTENT 2
-static struct pnp_device_id snd_mpu401_pnpids[] = {
+static const struct pnp_device_id snd_mpu401_pnpids[] = {
{ .id = "PNPb006" },
{ .id = "" }
};
{
struct snd_mpu401 *mpu = dev_id;
- if (mpu == NULL)
+ if (!mpu)
return IRQ_NONE;
_snd_mpu401_uart_interrupt(mpu);
return IRQ_HANDLED;
{
struct snd_mpu401 *mpu = dev_id;
- if (mpu == NULL)
+ if (!mpu)
return IRQ_NONE;
uart_interrupt_tx(mpu);
return IRQ_HANDLED;
out_enable, in_enable, &rmidi)) < 0)
return err;
mpu = kzalloc(sizeof(*mpu), GFP_KERNEL);
- if (mpu == NULL) {
- snd_printk(KERN_ERR "mpu401_uart: cannot allocate\n");
- snd_device_free(card, rmidi);
- return -ENOMEM;
+ if (!mpu) {
+ err = -ENOMEM;
+ goto free_device;
}
rmidi->private_data = mpu;
rmidi->private_free = snd_mpu401_uart_free;
if (! (info_flags & MPU401_INFO_INTEGRATED)) {
int res_size = hardware == MPU401_HW_PC98II ? 4 : 2;
mpu->res = request_region(port, res_size, "MPU401 UART");
- if (mpu->res == NULL) {
+ if (!mpu->res) {
snd_printk(KERN_ERR "mpu401_uart: "
"unable to grab port 0x%lx size %d\n",
port, res_size);
- snd_device_free(card, rmidi);
- return -EBUSY;
+ err = -EBUSY;
+ goto free_device;
}
}
if (info_flags & MPU401_INFO_MMIO) {
"MPU401 UART", (void *) mpu)) {
snd_printk(KERN_ERR "mpu401_uart: "
"unable to grab IRQ %d\n", irq);
- snd_device_free(card, rmidi);
- return -EBUSY;
+ err = -EBUSY;
+ goto free_device;
}
}
if (irq < 0 && !(info_flags & MPU401_INFO_IRQ_HOOK))
if (rrawmidi)
*rrawmidi = rmidi;
return 0;
+free_device:
+ snd_device_free(card, rmidi);
+ return err;
}
EXPORT_SYMBOL(snd_mpu401_uart_new);
*ropl3 = NULL;
opl3 = kzalloc(sizeof(*opl3), GFP_KERNEL);
- if (opl3 == NULL) {
- snd_printk(KERN_ERR "opl3: cannot allocate\n");
+ if (!opl3)
return -ENOMEM;
- }
opl3->card = card;
opl3->hardware = hardware;
printk(KERN_DEBUG "time %.5i: %s [%.2i]: ", opl3->use_time, s, voice);
for (i = 0; i < opl3->max_voices; i++)
- printk("%c", *(str + opl3->voices[i].state + 1));
- printk("\n");
+ printk(KERN_CONT "%c", *(str + opl3->voices[i].state + 1));
+ printk(KERN_CONT "\n");
}
#endif
return err;
err = snd_pcsp_create(card);
- if (err < 0) {
- snd_card_free(card);
- return err;
- }
+ if (err < 0)
+ goto free_card;
+
if (!nopcm) {
err = snd_pcsp_new_pcm(&pcsp_chip);
- if (err < 0) {
- snd_card_free(card);
- return err;
- }
+ if (err < 0)
+ goto free_card;
}
err = snd_pcsp_new_mixer(&pcsp_chip, nopcm);
- if (err < 0) {
- snd_card_free(card);
- return err;
- }
+ if (err < 0)
+ goto free_card;
strcpy(card->driver, "PC-Speaker");
strcpy(card->shortname, "pcsp");
pcsp_chip.port);
err = snd_card_register(card);
- if (err < 0) {
- snd_card_free(card);
- return err;
- }
+ if (err < 0)
+ goto free_card;
return 0;
+
+free_card:
+ snd_card_free(card);
+ return err;
}
static int alsa_card_pcsp_init(struct device *dev)
return bytes_to_frames(substream->runtime, pos);
}
-static struct snd_pcm_hardware snd_pcsp_playback = {
+static const struct snd_pcm_hardware snd_pcsp_playback = {
.info = (SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_HALF_DUPLEX |
SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID),
if (rmh->LgCmd > 1) {
printk(KERN_DEBUG " ");
for (i = 1; i < rmh->LgCmd; i++)
- printk("0x%06x ", rmh->Cmd[i]);
- printk("\n");
+ printk(KERN_CONT "0x%06x ", rmh->Cmd[i]);
+ printk(KERN_CONT "\n");
}
#endif
/* Check bit M is set according to length of the command */
* playback hw information
*/
-static struct snd_pcm_hardware vx_pcm_playback_hw = {
+static const struct snd_pcm_hardware vx_pcm_playback_hw = {
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_MMAP_VALID /*|*/
/*SNDRV_PCM_INFO_RESUME*/),
* playback hw information
*/
-static struct snd_pcm_hardware vx_pcm_capture_hw = {
+static const struct snd_pcm_hardware vx_pcm_capture_hw = {
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_MMAP_VALID /*|*/
/*SNDRV_PCM_INFO_RESUME*/),
struct snd_bebob_clock_spec {
unsigned int num;
const char *const *labels;
- enum snd_bebob_clock_type *types;
+ const enum snd_bebob_clock_type *types;
int (*get)(struct snd_bebob *bebob, unsigned int *id);
};
struct snd_bebob_rate_spec {
&data, sizeof(__be32), 0);
}
-static enum snd_bebob_clock_type saffirepro_10_clk_src_types[] = {
+static const enum snd_bebob_clock_type saffirepro_10_clk_src_types[] = {
SND_BEBOB_CLOCK_TYPE_INTERNAL,
SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* S/PDIF */
SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* Word Clock */
};
-static enum snd_bebob_clock_type saffirepro_26_clk_src_types[] = {
+static const enum snd_bebob_clock_type saffirepro_26_clk_src_types[] = {
SND_BEBOB_CLOCK_TYPE_INTERNAL,
SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* S/PDIF */
SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* ADAT1 */
}
const struct snd_bebob_spec saffire_le_spec;
-static enum snd_bebob_clock_type saffire_both_clk_src_types[] = {
+static const enum snd_bebob_clock_type saffire_both_clk_src_types[] = {
SND_BEBOB_CLOCK_TYPE_INTERNAL,
SND_BEBOB_CLOCK_TYPE_EXTERNAL,
};
}
/* Clock source control for special firmware */
-static enum snd_bebob_clock_type special_clk_types[] = {
+static const enum snd_bebob_clock_type special_clk_types[] = {
SND_BEBOB_CLOCK_TYPE_INTERNAL, /* With digital mute */
SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* SPDIF/ADAT */
SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* Word Clock */
#include "./bebob.h"
-static enum snd_bebob_clock_type phase88_rack_clk_src_types[] = {
+static const enum snd_bebob_clock_type phase88_rack_clk_src_types[] = {
SND_BEBOB_CLOCK_TYPE_INTERNAL,
SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* S/PDIF */
SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* Word Clock */
* Yamaha GO 44 and GO 46. Yamaha and Terratec had cooperated for these models.
*/
-static enum snd_bebob_clock_type clk_src_types[] = {
+static const enum snd_bebob_clock_type clk_src_types[] = {
SND_BEBOB_CLOCK_TYPE_INTERNAL,
SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* S/PDIF */
};
*/
static bool force_two_pcm_support(struct fw_unit *unit)
{
- const char *const models[] = {
+ static const char *const models[] = {
/* TC Electronic models. */
"StudioKonnekt48",
/* Focusrite models. */
return err;
err = pcm_init_hw_params(ff, substream);
- if (err < 0) {
- snd_ff_stream_lock_release(ff);
- return err;
- }
+ if (err < 0)
+ goto release_lock;
err = ff->spec->protocol->get_clock(ff, &rate, &src);
- if (err < 0) {
- snd_ff_stream_lock_release(ff);
- return err;
- }
+ if (err < 0)
+ goto release_lock;
if (src != SND_FF_CLOCK_SRC_INTERNAL) {
for (i = 0; i < CIP_SFC_COUNT; ++i) {
* streaming engine can't support.
*/
if (i >= CIP_SFC_COUNT) {
- snd_ff_stream_lock_release(ff);
- return -EIO;
+ err = -EIO;
+ goto release_lock;
}
substream->runtime->hw.rate_min = rate;
snd_pcm_set_sync(substream);
return 0;
+
+release_lock:
+ snd_ff_stream_lock_release(ff);
+ return err;
}
static int pcm_close(struct snd_pcm_substream *substream)
snd_iprintf(buffer, "Sync to clock source: %s\n", src);
}
-struct snd_ff_protocol snd_ff_protocol_ff400 = {
+const struct snd_ff_protocol snd_ff_protocol_ff400 = {
.get_clock = ff400_get_clock,
.begin_session = ff400_begin_session,
.finish_session = ff400_finish_session,
}
}
-static struct snd_ff_spec spec_ff400 = {
+static const struct snd_ff_spec spec_ff400 = {
.name = "Fireface400",
.pcm_capture_channels = {18, 14, 10},
.pcm_playback_channels = {18, 14, 10},
unsigned int midi_in_ports;
unsigned int midi_out_ports;
- struct snd_ff_protocol *protocol;
+ const struct snd_ff_protocol *protocol;
};
struct snd_ff {
u64 midi_rx_port_1_reg;
};
-extern struct snd_ff_protocol snd_ff_protocol_ff400;
+extern const struct snd_ff_protocol snd_ff_protocol_ff400;
int snd_ff_transaction_register(struct snd_ff *ff);
int snd_ff_transaction_reregister(struct snd_ff *ff);
static inline const char*
get_phys_name(struct snd_efw_phys_grp *grp, bool input)
{
- const char *const ch_type[] = {
+ static const char *const ch_type[] = {
"Analog", "S/PDIF", "ADAT", "S/PDIF or ADAT", "Mirroring",
"Headphones", "I2S", "Guitar", "Pirzo Guitar", "Guitar String",
};
static int isight_create_pcm(struct isight *isight)
{
- static struct snd_pcm_ops ops = {
+ static const struct snd_pcm_ops ops = {
.open = isight_open,
.close = isight_close,
.ioctl = snd_pcm_lib_ioctl,
int snd_motu_create_midi_devices(struct snd_motu *motu)
{
- static struct snd_rawmidi_ops capture_ops = {
+ static const struct snd_rawmidi_ops capture_ops = {
.open = midi_capture_open,
.close = midi_capture_close,
.trigger = midi_capture_trigger,
};
- static struct snd_rawmidi_ops playback_ops = {
+ static const struct snd_rawmidi_ops playback_ops = {
.open = midi_playback_open,
.close = midi_playback_close,
.trigger = midi_playback_trigger,
mutex_lock(&motu->mutex);
- err = protocol->cache_packet_formats(motu);
+ err = snd_motu_stream_cache_packet_formats(motu);
if (err < 0)
goto err_locked;
int snd_motu_create_pcm_devices(struct snd_motu *motu)
{
- static struct snd_pcm_ops capture_ops = {
+ static const struct snd_pcm_ops capture_ops = {
.open = pcm_open,
.close = pcm_close,
.ioctl = snd_pcm_lib_ioctl,
.page = snd_pcm_lib_get_vmalloc_page,
.mmap = snd_pcm_lib_mmap_vmalloc,
};
- static struct snd_pcm_ops playback_ops = {
+ static const struct snd_pcm_ops playback_ops = {
.open = pcm_open,
.close = pcm_close,
.ioctl = snd_pcm_lib_ioctl,
calculate_differed_part(&motu->rx_packet_formats, motu->spec->flags,
data, V2_OPT_OUT_IFACE_MASK, V2_OPT_OUT_IFACE_SHIFT);
- motu->tx_packet_formats.midi_flag_offset = 4;
- motu->tx_packet_formats.midi_byte_offset = 6;
motu->tx_packet_formats.pcm_byte_offset = 10;
-
- motu->rx_packet_formats.midi_flag_offset = 4;
- motu->rx_packet_formats.midi_byte_offset = 6;
motu->rx_packet_formats.pcm_byte_offset = 10;
return 0;
V3_ENABLE_OPT_OUT_IFACE_A, V3_NO_ADAT_OPT_OUT_IFACE_A,
V3_ENABLE_OPT_OUT_IFACE_B, V3_NO_ADAT_OPT_OUT_IFACE_B);
- motu->tx_packet_formats.midi_flag_offset = 8;
- motu->tx_packet_formats.midi_byte_offset = 7;
motu->tx_packet_formats.pcm_byte_offset = 10;
-
- motu->rx_packet_formats.midi_flag_offset = 8;
- motu->rx_packet_formats.midi_byte_offset = 7;
motu->rx_packet_formats.pcm_byte_offset = 10;
return 0;
u32 data;
int err;
- if (motu->spec->flags & SND_MOTU_SPEC_HAS_MIDI)
+ if ((motu->spec->flags & SND_MOTU_SPEC_RX_MIDI_2ND_Q) ||
+ (motu->spec->flags & SND_MOTU_SPEC_RX_MIDI_3RD_Q))
midi_ports = 1;
/* Set packet formation to our packet streaming engine. */
if (err < 0)
return err;
+ if ((motu->spec->flags & SND_MOTU_SPEC_TX_MIDI_2ND_Q) ||
+ (motu->spec->flags & SND_MOTU_SPEC_TX_MIDI_3RD_Q))
+ midi_ports = 1;
+ else
+ midi_ports = 0;
+
err = amdtp_motu_set_parameters(&motu->tx_stream, rate, midi_ports,
&motu->tx_packet_formats);
if (err < 0)
fw_iso_resources_free(resources);
}
+int snd_motu_stream_cache_packet_formats(struct snd_motu *motu)
+{
+ int err;
+
+ err = motu->spec->protocol->cache_packet_formats(motu);
+ if (err < 0)
+ return err;
+
+ if (motu->spec->flags & SND_MOTU_SPEC_TX_MIDI_2ND_Q) {
+ motu->tx_packet_formats.midi_flag_offset = 4;
+ motu->tx_packet_formats.midi_byte_offset = 6;
+ } else if (motu->spec->flags & SND_MOTU_SPEC_TX_MIDI_3RD_Q) {
+ motu->tx_packet_formats.midi_flag_offset = 8;
+ motu->tx_packet_formats.midi_byte_offset = 7;
+ }
+
+ if (motu->spec->flags & SND_MOTU_SPEC_RX_MIDI_2ND_Q) {
+ motu->rx_packet_formats.midi_flag_offset = 4;
+ motu->rx_packet_formats.midi_byte_offset = 6;
+ } else if (motu->spec->flags & SND_MOTU_SPEC_RX_MIDI_3RD_Q) {
+ motu->rx_packet_formats.midi_flag_offset = 8;
+ motu->rx_packet_formats.midi_byte_offset = 7;
+ }
+
+ return 0;
+}
+
static int ensure_packet_formats(struct snd_motu *motu)
{
__be32 reg;
stop_both_streams(motu);
}
- err = protocol->cache_packet_formats(motu);
+ err = snd_motu_stream_cache_packet_formats(motu);
if (err < 0)
return err;
if (err < 0)
goto error;
- if (motu->spec->flags & SND_MOTU_SPEC_HAS_MIDI) {
+ if ((motu->spec->flags & SND_MOTU_SPEC_RX_MIDI_2ND_Q) ||
+ (motu->spec->flags & SND_MOTU_SPEC_RX_MIDI_3RD_Q) ||
+ (motu->spec->flags & SND_MOTU_SPEC_TX_MIDI_2ND_Q) ||
+ (motu->spec->flags & SND_MOTU_SPEC_TX_MIDI_3RD_Q)) {
err = snd_motu_create_midi_devices(motu);
if (err < 0)
goto error;
snd_motu_transaction_reregister(motu);
}
-static struct snd_motu_spec motu_828mk2 = {
+static const struct snd_motu_spec motu_828mk2 = {
.name = "828mk2",
.protocol = &snd_motu_protocol_v2,
.flags = SND_MOTU_SPEC_SUPPORT_CLOCK_X2 |
SND_MOTU_SPEC_TX_MICINST_CHUNK |
SND_MOTU_SPEC_TX_RETURN_CHUNK |
SND_MOTU_SPEC_HAS_OPT_IFACE_A |
- SND_MOTU_SPEC_HAS_MIDI,
+ SND_MOTU_SPEC_RX_MIDI_2ND_Q |
+ SND_MOTU_SPEC_TX_MIDI_2ND_Q,
.analog_in_ports = 8,
.analog_out_ports = 8,
};
-static struct snd_motu_spec motu_828mk3 = {
+static const struct snd_motu_spec motu_828mk3 = {
.name = "828mk3",
.protocol = &snd_motu_protocol_v3,
.flags = SND_MOTU_SPEC_SUPPORT_CLOCK_X2 |
SND_MOTU_SPEC_TX_REVERB_CHUNK |
SND_MOTU_SPEC_HAS_OPT_IFACE_A |
SND_MOTU_SPEC_HAS_OPT_IFACE_B |
- SND_MOTU_SPEC_HAS_MIDI,
+ SND_MOTU_SPEC_RX_MIDI_3RD_Q |
+ SND_MOTU_SPEC_TX_MIDI_3RD_Q,
.analog_in_ports = 8,
.analog_out_ports = 8,
};
+static const struct snd_motu_spec motu_audio_express = {
+ .name = "AudioExpress",
+ .protocol = &snd_motu_protocol_v3,
+ .flags = SND_MOTU_SPEC_SUPPORT_CLOCK_X2 |
+ SND_MOTU_SPEC_TX_MICINST_CHUNK |
+ SND_MOTU_SPEC_TX_RETURN_CHUNK |
+ SND_MOTU_SPEC_RX_MIDI_2ND_Q |
+ SND_MOTU_SPEC_TX_MIDI_3RD_Q,
+ .analog_in_ports = 2,
+ .analog_out_ports = 4,
+};
+
#define SND_MOTU_DEV_ENTRY(model, data) \
{ \
.match_flags = IEEE1394_MATCH_VENDOR_ID | \
SND_MOTU_DEV_ENTRY(0x101800, &motu_828mk2),
SND_MOTU_DEV_ENTRY(0x106800, &motu_828mk3), /* FireWire only. */
SND_MOTU_DEV_ENTRY(0x100800, &motu_828mk3), /* Hybrid. */
+ SND_MOTU_DEV_ENTRY(0x104800, &motu_audio_express),
{ }
};
MODULE_DEVICE_TABLE(ieee1394, motu_id_table);
SND_MOTU_SPEC_TX_AESEBU_CHUNK = 0x0020,
SND_MOTU_SPEC_HAS_OPT_IFACE_A = 0x0040,
SND_MOTU_SPEC_HAS_OPT_IFACE_B = 0x0080,
- SND_MOTU_SPEC_HAS_MIDI = 0x0100,
+ SND_MOTU_SPEC_RX_MIDI_2ND_Q = 0x0100,
+ SND_MOTU_SPEC_RX_MIDI_3RD_Q = 0x0200,
+ SND_MOTU_SPEC_TX_MIDI_2ND_Q = 0x0400,
+ SND_MOTU_SPEC_TX_MIDI_3RD_Q = 0x0800,
};
#define SND_MOTU_CLOCK_RATE_COUNT 6
int snd_motu_stream_init_duplex(struct snd_motu *motu);
void snd_motu_stream_destroy_duplex(struct snd_motu *motu);
+int snd_motu_stream_cache_packet_formats(struct snd_motu *motu);
int snd_motu_stream_start_duplex(struct snd_motu *motu, unsigned int rate);
void snd_motu_stream_stop_duplex(struct snd_motu *motu);
int snd_motu_stream_lock_try(struct snd_motu *motu);
}
}
-static const struct snd_rawmidi_ops midi_capture_ops = {
- .open = midi_capture_open,
- .close = midi_capture_close,
- .trigger = midi_capture_trigger,
-};
-
static int midi_playback_open(struct snd_rawmidi_substream *stream)
{
return 0;
int snd_oxfw_scs1x_add(struct snd_oxfw *oxfw)
{
+ static const struct snd_rawmidi_ops midi_capture_ops = {
+ .open = midi_capture_open,
+ .close = midi_capture_close,
+ .trigger = midi_capture_trigger,
+ };
static const struct snd_rawmidi_ops midi_playback_ops = {
.open = midi_playback_open,
.close = midi_playback_close,
MODULE_AUTHOR("Takashi Sakamoto <o-takashi@sakamocchi.jp>");
MODULE_LICENSE("GPL v2");
-static struct snd_tscm_spec model_specs[] = {
+static const struct snd_tscm_spec model_specs[] = {
{
.name = "FW-1884",
.has_adat = true,
/* check whether intel graphics is present */
static bool i915_gfx_present(void)
{
- static struct pci_device_id ids[] = {
+ static const struct pci_device_id ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_ANY_ID),
.class = PCI_BASE_CLASS_DISPLAY << 16,
.class_mask = 0xff << 16 },
module_param_array(clockfreq, int, NULL, 0444);
MODULE_PARM_DESC(clockfreq, "Clock frequency for ad1816a driver (default = 0).");
-static struct pnp_card_device_id snd_ad1816a_pnpids[] = {
+static const struct pnp_card_device_id snd_ad1816a_pnpids[] = {
/* Analog Devices AD1815 */
{ .id = "ADS7150", .devs = { { .id = "ADS7150" }, { .id = "ADS7151" } } },
/* Analog Device AD1816? */
}
-static struct snd_pcm_hardware snd_ad1816a_playback = {
+static const struct snd_pcm_hardware snd_ad1816a_playback = {
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID),
.formats = (SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW |
.fifo_size = 0,
};
-static struct snd_pcm_hardware snd_ad1816a_capture = {
+static const struct snd_pcm_hardware snd_ad1816a_capture = {
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID),
.formats = (SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW |
return 0;
}
-static struct snd_pcm_ops snd_ad1816a_playback_ops = {
+static const struct snd_pcm_ops snd_ad1816a_playback_ops = {
.open = snd_ad1816a_playback_open,
.close = snd_ad1816a_playback_close,
.ioctl = snd_pcm_lib_ioctl,
.pointer = snd_ad1816a_playback_pointer,
};
-static struct snd_pcm_ops snd_ad1816a_capture_ops = {
+static const struct snd_pcm_ops snd_ad1816a_capture_ops = {
.open = snd_ad1816a_capture_open,
.close = snd_ad1816a_capture_close,
.ioctl = snd_pcm_lib_ioctl,
if (error < 0)
goto out;
- strcpy(card->driver, "AD1848");
- strcpy(card->shortname, chip->pcm->name);
-
- sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d",
- chip->pcm->name, chip->port, irq[n], dma1[n]);
- if (thinkpad[n])
- strcat(card->longname, " [Thinkpad]");
+ strlcpy(card->driver, "AD1848", sizeof(card->driver));
+ strlcpy(card->shortname, chip->pcm->name, sizeof(card->shortname));
+
+ if (!thinkpad[n])
+ snprintf(card->longname, sizeof(card->longname),
+ "%s at 0x%lx, irq %d, dma %d",
+ chip->pcm->name, chip->port, irq[n], dma1[n]);
+ else
+ snprintf(card->longname, sizeof(card->longname),
+ "%s at 0x%lx, irq %d, dma %d [Thinkpad]",
+ chip->pcm->name, chip->port, irq[n], dma1[n]);
error = snd_card_register(card);
if (error < 0)
struct snd_sb *chip;
};
-static struct pnp_card_device_id snd_als100_pnpids[] = {
+static const struct pnp_card_device_id snd_als100_pnpids[] = {
/* DT197A30 */
{ .id = "RWB1688",
.devs = { { "@@@0001" }, { "@X@0001" }, { "@H@0001" } },
if (pid->driver_data == SB_HW_DT019X) {
strcpy(card->driver, "DT-019X");
strcpy(card->shortname, "Diamond Tech. DT-019X");
- sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d",
- card->shortname, chip->name, chip->port,
- irq[dev], dma8[dev]);
+ snprintf(card->longname, sizeof(card->longname),
+ "Diamond Tech. DT-019X, %s at 0x%lx, irq %d, dma %d",
+ chip->name, chip->port, irq[dev], dma8[dev]);
} else {
strcpy(card->driver, "ALS100");
strcpy(card->shortname, "Avance Logic ALS100");
- sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d&%d",
- card->shortname, chip->name, chip->port,
- irq[dev], dma8[dev], dma16[dev]);
+ snprintf(card->longname, sizeof(card->longname),
+ "Avance Logic ALS100, %s at 0x%lx, irq %d, dma %d&%d",
+ chip->name, chip->port, irq[dev], dma8[dev],
+ dma16[dev]);
}
if ((error = snd_sb16dsp_pcm(chip, 0)) < 0) {
struct snd_wss *chip;
};
-static struct pnp_card_device_id snd_azt2320_pnpids[] = {
+static const struct pnp_card_device_id snd_azt2320_pnpids[] = {
/* PRO16V */
{ .id = "AZT1008", .devs = { { "AZT1008" }, { "AZT2001" }, } },
/* Aztech Sound Galaxy 16 */
#ifdef CONFIG_PNP
-static struct pnp_card_device_id snd_cmi8330_pnpids[] = {
+static const struct pnp_card_device_id snd_cmi8330_pnpids[] = {
{ .id = "CMI0001", .devs = { { "@X@0001" }, { "@@@0001" }, { "@H@0001" }, { "A@@0001" } } },
{ .id = "CMI0001", .devs = { { "@@@0001" }, { "@X@0001" }, { "@H@0001" } } },
{ .id = "" }
if (error < 0)
goto out;
- strcpy(card->driver, "CS4231");
- strcpy(card->shortname, chip->pcm->name);
-
- sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d",
- chip->pcm->name, chip->port, irq[n], dma1[n]);
- if (dma2[n] >= 0)
- sprintf(card->longname + strlen(card->longname), "&%d", dma2[n]);
+ strlcpy(card->driver, "CS4231", sizeof(card->driver));
+ strlcpy(card->shortname, chip->pcm->name, sizeof(card->shortname));
+
+ if (dma2[n] < 0)
+ snprintf(card->longname, sizeof(card->longname),
+ "%s at 0x%lx, irq %d, dma %d",
+ chip->pcm->name, chip->port, irq[n], dma1[n]);
+ else
+ snprintf(card->longname, sizeof(card->longname),
+ "%s at 0x%lx, irq %d, dma %d&%d",
+ chip->pcm->name, chip->port, irq[n], dma1[n], dma2[n]);
error = snd_wss_mixer(chip);
if (error < 0)
MODULE_DEVICE_TABLE(pnp, snd_cs423x_pnpbiosids);
#define CS423X_ISAPNP_DRIVER "cs4232_isapnp"
-static struct pnp_card_device_id snd_cs423x_pnpids[] = {
+static const struct pnp_card_device_id snd_cs423x_pnpids[] = {
/* Philips PCA70PS */
{ .id = "CSC0d32", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } },
/* TerraTec Maestro 32/96 (CS4232) */
if (err < 0)
return err;
}
- strcpy(card->driver, chip->pcm->name);
- strcpy(card->shortname, chip->pcm->name);
- sprintf(card->longname, "%s at 0x%lx, irq %i, dma %i",
- chip->pcm->name,
- chip->port,
- irq[dev],
- dma1[dev]);
- if (dma2[dev] >= 0)
- sprintf(card->longname + strlen(card->longname), "&%d", dma2[dev]);
+ strlcpy(card->driver, chip->pcm->name, sizeof(card->driver));
+ strlcpy(card->shortname, chip->pcm->name, sizeof(card->shortname));
+ if (dma2[dev] < 0)
+ snprintf(card->longname, sizeof(card->longname),
+ "%s at 0x%lx, irq %i, dma %i",
+ chip->pcm->name, chip->port, irq[dev], dma1[dev]);
+ else
+ snprintf(card->longname, sizeof(card->longname),
+ "%s at 0x%lx, irq %i, dma %i&%d",
+ chip->pcm->name, chip->port, irq[dev], dma1[dev],
+ dma2[dev]);
err = snd_wss_timer(chip, 0);
if (err < 0)
}
#endif
-static struct pnp_card_device_id snd_es968_pnpids[] = {
+static const struct pnp_card_device_id snd_es968_pnpids[] = {
{ .id = "ESS0968", .devs = { { "@@@0968" }, } },
{ .id = "ESS0968", .devs = { { "ESS0968" }, } },
{ .id = "", } /* end */
*/
-static struct snd_pcm_hardware snd_es1688_playback =
+static const struct snd_pcm_hardware snd_es1688_playback =
{
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID),
.fifo_size = 0,
};
-static struct snd_pcm_hardware snd_es1688_capture =
+static const struct snd_pcm_hardware snd_es1688_capture =
{
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID),
return err;
}
-static struct snd_pcm_ops snd_es1688_playback_ops = {
+static const struct snd_pcm_ops snd_es1688_playback_ops = {
.open = snd_es1688_playback_open,
.close = snd_es1688_playback_close,
.ioctl = snd_es1688_ioctl,
.pointer = snd_es1688_playback_pointer,
};
-static struct snd_pcm_ops snd_es1688_capture_ops = {
+static const struct snd_pcm_ops snd_es1688_capture_ops = {
.open = snd_es1688_capture_open,
.close = snd_es1688_capture_close,
.ioctl = snd_es1688_ioctl,
return pos >> chip->dma1_shift;
}
-static struct snd_pcm_hardware snd_es18xx_playback =
+static const struct snd_pcm_hardware snd_es18xx_playback =
{
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_RESUME |
.fifo_size = 0,
};
-static struct snd_pcm_hardware snd_es18xx_capture =
+static const struct snd_pcm_hardware snd_es18xx_capture =
{
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_RESUME |
return snd_es18xx_initialize(chip, mpu_port, fm_port);
}
-static struct snd_pcm_ops snd_es18xx_playback_ops = {
+static const struct snd_pcm_ops snd_es18xx_playback_ops = {
.open = snd_es18xx_playback_open,
.close = snd_es18xx_playback_close,
.ioctl = snd_pcm_lib_ioctl,
.pointer = snd_es18xx_playback_pointer,
};
-static struct snd_pcm_ops snd_es18xx_capture_ops = {
+static const struct snd_pcm_ops snd_es18xx_capture_ops = {
.open = snd_es18xx_capture_open,
.close = snd_es18xx_capture_close,
.ioctl = snd_pcm_lib_ioctl,
static int pnp_registered;
static int pnpc_registered;
-static struct pnp_device_id snd_audiodrive_pnpbiosids[] = {
+static const struct pnp_device_id snd_audiodrive_pnpbiosids[] = {
{ .id = "ESS1869" },
{ .id = "ESS1879" },
{ .id = "" } /* end */
return 0;
}
-static struct pnp_card_device_id snd_audiodrive_pnpids[] = {
+static const struct pnp_card_device_id snd_audiodrive_pnpids[] = {
/* ESS 1868 (integrated on Compaq dual P-Pro motherboard and Genius 18PnP 3D) */
{ .id = "ESS1868", .devs = { { "ESS1868" }, { "ESS0000" } } },
/* ESS 1868 (integrated on Maxisound Cards) */
}
}
-static struct snd_pcm_hardware snd_gf1_pcm_playback =
+static const struct snd_pcm_hardware snd_gf1_pcm_playback =
{
.info = SNDRV_PCM_INFO_NONINTERLEAVED,
.formats = (SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U8 |
.fifo_size = 0,
};
-static struct snd_pcm_hardware snd_gf1_pcm_capture =
+static const struct snd_pcm_hardware snd_gf1_pcm_capture =
{
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID),
.put = snd_gf1_pcm_volume_put
};
-static struct snd_pcm_ops snd_gf1_pcm_playback_ops = {
+static const struct snd_pcm_ops snd_gf1_pcm_playback_ops = {
.open = snd_gf1_pcm_playback_open,
.close = snd_gf1_pcm_playback_close,
.ioctl = snd_pcm_lib_ioctl,
.fill_silence = snd_gf1_pcm_playback_silence,
};
-static struct snd_pcm_ops snd_gf1_pcm_capture_ops = {
+static const struct snd_pcm_ops snd_gf1_pcm_capture_ops = {
.open = snd_gf1_pcm_capture_open,
.close = snd_gf1_pcm_capture_close,
.ioctl = snd_pcm_lib_ioctl,
static int isa_registered;
static int pnp_registered;
-static struct pnp_card_device_id snd_interwave_pnpids[] = {
+static const struct pnp_card_device_id snd_interwave_pnpids[] = {
#ifndef SNDRV_STB
/* Gravis UltraSound Plug & Play */
{ .id = "GRV0001", .devs = { { .id = "GRV0000" } } },
}
}
-static struct snd_pcm_hardware snd_msnd_playback = {
+static const struct snd_pcm_hardware snd_msnd_playback = {
.info = SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID |
.fifo_size = 0,
};
-static struct snd_pcm_hardware snd_msnd_capture = {
+static const struct snd_pcm_hardware snd_msnd_capture = {
.info = SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID |
}
-static struct snd_pcm_ops snd_msnd_playback_ops = {
+static const struct snd_pcm_ops snd_msnd_playback_ops = {
.open = snd_msnd_playback_open,
.close = snd_msnd_playback_close,
.ioctl = snd_pcm_lib_ioctl,
}
-static struct snd_pcm_ops snd_msnd_capture_ops = {
+static const struct snd_pcm_ops snd_msnd_capture_ops = {
.open = snd_msnd_capture_open,
.close = snd_msnd_capture_close,
.ioctl = snd_pcm_lib_ioctl,
static int isa_registered;
static int pnp_registered;
-static struct pnp_card_device_id msnd_pnpids[] = {
+static const struct pnp_card_device_id msnd_pnpids[] = {
/* Pinnacle PnP */
{ .id = "BVJ0440", .devs = { { "TBS0000" }, { "TBS0001" } } },
{ .id = "" } /* end */
#ifdef CONFIG_PNP
-static struct pnp_device_id snd_opl3sa2_pnpbiosids[] = {
+static const struct pnp_device_id snd_opl3sa2_pnpbiosids[] = {
{ .id = "YMH0021" },
{ .id = "NMX2210" }, /* Gateway Solo 2500 */
{ .id = "" } /* end */
MODULE_DEVICE_TABLE(pnp, snd_opl3sa2_pnpbiosids);
-static struct pnp_card_device_id snd_opl3sa2_pnpids[] = {
+static const struct pnp_card_device_id snd_opl3sa2_pnpids[] = {
/* Yamaha YMF719E-S (Genius Sound Maker 3DX) */
{ .id = "YMH0020", .devs = { { "YMH0021" } } },
/* Yamaha OPL3-SA3 (integrated on Intel's Pentium II AL440LX motherboard) */
#ifdef CONFIG_PNP
-static struct pnp_card_device_id snd_miro_pnpids[] = {
+static const struct pnp_card_device_id snd_miro_pnpids[] = {
/* PCM20 and PCM12 in PnP mode */
{ .id = "MIR0924",
.devs = { { "MIR0000" }, { "MIR0002" }, { "MIR0005" } }, },
}
strcpy(card->driver, "miro");
- sprintf(card->longname, "%s: OPTi%s, %s at 0x%lx, irq %d, dma %d&%d",
- card->shortname, miro->name, codec->pcm->name,
- miro->wss_base + 4, miro->irq, miro->dma1, miro->dma2);
+ snprintf(card->longname, sizeof(card->longname),
+ "%s: OPTi%s, %s at 0x%lx, irq %d, dma %d&%d",
+ card->shortname, miro->name, codec->pcm->name,
+ miro->wss_base + 4, miro->irq, miro->dma1, miro->dma2);
if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
rmidi = NULL;
#ifdef CONFIG_PNP
-static struct pnp_card_device_id snd_opti9xx_pnpids[] = {
+static const struct pnp_card_device_id snd_opti9xx_pnpids[] = {
#ifndef OPTi93X
/* OPTi 82C924 */
{ .id = "OPT0924",
strcpy(card->driver, chip->name);
sprintf(card->shortname, "OPTi %s", card->driver);
#if defined(CS4231) || defined(OPTi93X)
- sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d&%d",
- card->shortname, codec->pcm->name,
- chip->wss_base + 4, irq, dma1, xdma2);
+ snprintf(card->longname, sizeof(card->longname),
+ "%s, %s at 0x%lx, irq %d, dma %d&%d",
+ card->shortname, codec->pcm->name,
+ chip->wss_base + 4, irq, dma1, xdma2);
#else
- sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d",
- card->shortname, codec->pcm->name, chip->wss_base + 4, irq,
- dma1);
+ snprintf(card->longname, sizeof(card->longname),
+ "%s, %s at 0x%lx, irq %d, dma %d",
+ card->shortname, codec->pcm->name, chip->wss_base + 4, irq,
+ dma1);
#endif /* CS4231 || OPTi93X */
if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
/*
* set up operators
*/
-static struct snd_emux_operators emu8000_ops = {
+static const struct snd_emux_operators emu8000_ops = {
.owner = THIS_MODULE,
.get_voice = get_voice,
.prepare = start_voice,
/*
*/
-static struct snd_pcm_hardware emu8k_pcm_hw = {
+static const struct snd_pcm_hardware emu8k_pcm_hw = {
#ifdef USE_NONINTERLEAVE
.info = SNDRV_PCM_INFO_NONINTERLEAVED,
#else
}
-static struct snd_pcm_ops emu8k_pcm_ops = {
+static const struct snd_pcm_ops emu8k_pcm_ops = {
.open = emu8k_pcm_open,
.close = emu8k_pcm_close,
.ioctl = snd_pcm_lib_ioctl,
#ifdef CONFIG_PNP
-static struct pnp_card_device_id snd_sb16_pnpids[] = {
+static const struct pnp_card_device_id snd_sb16_pnpids[] = {
#ifndef SNDRV_SBAWE
/* Sound Blaster 16 PnP */
{ .id = "CTL0024", .devs = { { "CTL0031" } } },
*/
-static struct snd_pcm_hardware snd_sb16_playback =
+static const struct snd_pcm_hardware snd_sb16_playback =
{
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID),
.fifo_size = 0,
};
-static struct snd_pcm_hardware snd_sb16_capture =
+static const struct snd_pcm_hardware snd_sb16_capture =
{
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID),
return 0;
}
-static struct snd_pcm_ops snd_sb16_playback_ops = {
+static const struct snd_pcm_ops snd_sb16_playback_ops = {
.open = snd_sb16_playback_open,
.close = snd_sb16_playback_close,
.ioctl = snd_pcm_lib_ioctl,
.pointer = snd_sb16_playback_pointer,
};
-static struct snd_pcm_ops snd_sb16_capture_ops = {
+static const struct snd_pcm_ops snd_sb16_capture_ops = {
.open = snd_sb16_capture_open,
.close = snd_sb16_capture_close,
.ioctl = snd_pcm_lib_ioctl,
*/
-static struct snd_pcm_hardware snd_sb8_playback =
+static const struct snd_pcm_hardware snd_sb8_playback =
{
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID),
.fifo_size = 0,
};
-static struct snd_pcm_hardware snd_sb8_capture =
+static const struct snd_pcm_hardware snd_sb8_capture =
{
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID),
* Initialization part
*/
-static struct snd_pcm_ops snd_sb8_playback_ops = {
+static const struct snd_pcm_ops snd_sb8_playback_ops = {
.open = snd_sb8_open,
.close = snd_sb8_close,
.ioctl = snd_pcm_lib_ioctl,
.pointer = snd_sb8_playback_pointer,
};
-static struct snd_pcm_ops snd_sb8_capture_ops = {
+static const struct snd_pcm_ops snd_sb8_capture_ops = {
.open = snd_sb8_open,
.close = snd_sb8_close,
.ioctl = snd_pcm_lib_ioctl,
static int isa_registered;
static int pnp_registered;
-static struct pnp_card_device_id sscape_pnpids[] = {
+static const struct pnp_card_device_id sscape_pnpids[] = {
{ .id = "ENS3081", .devs = { { "ENS0000" } } }, /* Soundscape PnP */
{ .id = "ENS4081", .devs = { { "ENS1011" } } }, /* VIVO90 */
{ .id = "" } /* end */
static int isa_registered;
static int pnp_registered;
-static struct pnp_card_device_id snd_wavefront_pnpids[] = {
+static const struct pnp_card_device_id snd_wavefront_pnpids[] = {
/* Tropez */
{ .id = "CSC7532", .devs = { { "CSC0000" }, { "CSC0010" }, { "PnPb006" }, { "CSC0004" } } },
/* Tropez+ */
*/
-static struct snd_pcm_hardware snd_wss_playback =
+static const struct snd_pcm_hardware snd_wss_playback =
{
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID |
.fifo_size = 0,
};
-static struct snd_pcm_hardware snd_wss_capture =
+static const struct snd_pcm_hardware snd_wss_capture =
{
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID |
}
EXPORT_SYMBOL(snd_wss_create);
-static struct snd_pcm_ops snd_wss_playback_ops = {
+static const struct snd_pcm_ops snd_wss_playback_ops = {
.open = snd_wss_playback_open,
.close = snd_wss_playback_close,
.ioctl = snd_pcm_lib_ioctl,
.pointer = snd_wss_playback_pointer,
};
-static struct snd_pcm_ops snd_wss_capture_ops = {
+static const struct snd_pcm_ops snd_wss_capture_ops = {
.open = snd_wss_capture_open,
.close = snd_wss_capture_close,
.ioctl = snd_pcm_lib_ioctl,
DMA_ATTR_NON_CONSISTENT);
}
-static struct snd_pcm_hardware hal2_pcm_hw = {
+static const struct snd_pcm_hardware hal2_pcm_hw = {
.info = (SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_MMAP_VALID |
&nbs
git.codelabs.ch / muen / linux.git / commitdiff