Switch to the new ac97 bus support in sound/ac97 instead of the legacy snd_ac97 one.
Signed-off-by: Robert Jarzmik robert.jarzmik@free.fr --- include/sound/pxa2xx-lib.h | 15 +++++++++------ sound/arm/Kconfig | 1 - sound/arm/pxa2xx-ac97-lib.c | 39 +++++++++++++++++++++++---------------- sound/soc/pxa/Kconfig | 5 ++--- sound/soc/pxa/pxa2xx-ac97.c | 22 +++++++++++++--------- 5 files changed, 47 insertions(+), 35 deletions(-)
diff --git a/include/sound/pxa2xx-lib.h b/include/sound/pxa2xx-lib.h index 6ef629bde164..0e2b8ae3e00e 100644 --- a/include/sound/pxa2xx-lib.h +++ b/include/sound/pxa2xx-lib.h @@ -2,7 +2,8 @@ #define PXA2XX_LIB_H
#include <linux/platform_device.h> -#include <sound/ac97_codec.h> +#include <sound/ac97/controller.h> +#include <sound/ac97/compat.h>
/* PCM */
@@ -21,12 +22,14 @@ extern void pxa2xx_pcm_free_dma_buffers(struct snd_pcm *pcm);
/* AC97 */
-extern unsigned short pxa2xx_ac97_read(struct snd_ac97 *ac97, unsigned short reg); -extern void pxa2xx_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short val); +extern int pxa2xx_ac97_read(struct ac97_controller *adrv, int slot, + unsigned short reg); +extern int pxa2xx_ac97_write(struct ac97_controller *adrv, int slot, + unsigned short reg, unsigned short val);
-extern bool pxa2xx_ac97_try_warm_reset(struct snd_ac97 *ac97); -extern bool pxa2xx_ac97_try_cold_reset(struct snd_ac97 *ac97); -extern void pxa2xx_ac97_finish_reset(struct snd_ac97 *ac97); +extern bool pxa2xx_ac97_try_warm_reset(struct ac97_controller *adrv); +extern bool pxa2xx_ac97_try_cold_reset(struct ac97_controller *adrv); +extern void pxa2xx_ac97_finish_reset(struct ac97_controller *adrv);
extern int pxa2xx_ac97_hw_suspend(void); extern int pxa2xx_ac97_hw_resume(void); diff --git a/sound/arm/Kconfig b/sound/arm/Kconfig index 65171f6657a2..f1f25704fe52 100644 --- a/sound/arm/Kconfig +++ b/sound/arm/Kconfig @@ -36,7 +36,6 @@ endif # SND_ARM
config SND_PXA2XX_LIB tristate - select SND_AC97_CODEC if SND_PXA2XX_LIB_AC97 select SND_DMAENGINE_PCM
config SND_PXA2XX_LIB_AC97 diff --git a/sound/arm/pxa2xx-ac97-lib.c b/sound/arm/pxa2xx-ac97-lib.c index 39c3969ac1c7..62b31e909d31 100644 --- a/sound/arm/pxa2xx-ac97-lib.c +++ b/sound/arm/pxa2xx-ac97-lib.c @@ -20,7 +20,7 @@ #include <linux/io.h> #include <linux/gpio.h>
-#include <sound/ac97_codec.h> +#include <sound/ac97/controller.h> #include <sound/pxa2xx-lib.h>
#include <mach/irqs.h> @@ -46,38 +46,41 @@ extern void pxa27x_configure_ac97reset(int reset_gpio, bool to_gpio); * 1 jiffy timeout if interrupt never comes). */
-unsigned short pxa2xx_ac97_read(struct snd_ac97 *ac97, unsigned short reg) +int pxa2xx_ac97_read(struct ac97_controller *ac97, int slot, unsigned short reg) { - unsigned short val = -1; + int val = -ENODEV; volatile u32 *reg_addr;
+ if (slot > 0) + return -ENODEV; + mutex_lock(&car_mutex);
/* set up primary or secondary codec space */ if (cpu_is_pxa25x() && reg == AC97_GPIO_STATUS) - reg_addr = ac97->num ? &SMC_REG_BASE : &PMC_REG_BASE; + reg_addr = slot ? &SMC_REG_BASE : &PMC_REG_BASE; else - reg_addr = ac97->num ? &SAC_REG_BASE : &PAC_REG_BASE; + reg_addr = slot ? &SAC_REG_BASE : &PAC_REG_BASE; reg_addr += (reg >> 1);
/* start read access across the ac97 link */ GSR = GSR_CDONE | GSR_SDONE; gsr_bits = 0; - val = *reg_addr; + val = (*reg_addr & 0xffff); if (reg == AC97_GPIO_STATUS) goto out; if (wait_event_timeout(gsr_wq, (GSR | gsr_bits) & GSR_SDONE, 1) <= 0 && !((GSR | gsr_bits) & GSR_SDONE)) { printk(KERN_ERR "%s: read error (ac97_reg=%d GSR=%#lx)\n", __func__, reg, GSR | gsr_bits); - val = -1; + val = -ETIMEDOUT; goto out; }
/* valid data now */ GSR = GSR_CDONE | GSR_SDONE; gsr_bits = 0; - val = *reg_addr; + val = (*reg_addr & 0xffff); /* but we've just started another cycle... */ wait_event_timeout(gsr_wq, (GSR | gsr_bits) & GSR_SDONE, 1);
@@ -86,29 +89,33 @@ out: mutex_unlock(&car_mutex); } EXPORT_SYMBOL_GPL(pxa2xx_ac97_read);
-void pxa2xx_ac97_write(struct snd_ac97 *ac97, unsigned short reg, - unsigned short val) +int pxa2xx_ac97_write(struct ac97_controller *ac97, int slot, + unsigned short reg, unsigned short val) { volatile u32 *reg_addr; + int ret = 0;
mutex_lock(&car_mutex);
/* set up primary or secondary codec space */ if (cpu_is_pxa25x() && reg == AC97_GPIO_STATUS) - reg_addr = ac97->num ? &SMC_REG_BASE : &PMC_REG_BASE; + reg_addr = slot ? &SMC_REG_BASE : &PMC_REG_BASE; else - reg_addr = ac97->num ? &SAC_REG_BASE : &PAC_REG_BASE; + reg_addr = slot ? &SAC_REG_BASE : &PAC_REG_BASE; reg_addr += (reg >> 1);
GSR = GSR_CDONE | GSR_SDONE; gsr_bits = 0; *reg_addr = val; if (wait_event_timeout(gsr_wq, (GSR | gsr_bits) & GSR_CDONE, 1) <= 0 && - !((GSR | gsr_bits) & GSR_CDONE)) + !((GSR | gsr_bits) & GSR_CDONE)) { printk(KERN_ERR "%s: write error (ac97_reg=%d GSR=%#lx)\n", __func__, reg, GSR | gsr_bits); + ret = -EIO; + }
mutex_unlock(&car_mutex); + return ret; } EXPORT_SYMBOL_GPL(pxa2xx_ac97_write);
@@ -188,7 +195,7 @@ static inline void pxa_ac97_cold_pxa3xx(void) } #endif
-bool pxa2xx_ac97_try_warm_reset(struct snd_ac97 *ac97) +bool pxa2xx_ac97_try_warm_reset(struct ac97_controller *adrv) { unsigned long gsr; unsigned int timeout = 100; @@ -225,7 +232,7 @@ bool pxa2xx_ac97_try_warm_reset(struct snd_ac97 *ac97) } EXPORT_SYMBOL_GPL(pxa2xx_ac97_try_warm_reset);
-bool pxa2xx_ac97_try_cold_reset(struct snd_ac97 *ac97) +bool pxa2xx_ac97_try_cold_reset(struct ac97_controller *adrv) { unsigned long gsr; unsigned int timeout = 1000; @@ -263,7 +270,7 @@ bool pxa2xx_ac97_try_cold_reset(struct snd_ac97 *ac97) EXPORT_SYMBOL_GPL(pxa2xx_ac97_try_cold_reset);
-void pxa2xx_ac97_finish_reset(struct snd_ac97 *ac97) +void pxa2xx_ac97_finish_reset(struct ac97_controller *adrv) { GCR &= ~(GCR_PRIRDY_IEN|GCR_SECRDY_IEN); GCR |= GCR_SDONE_IE|GCR_CDONE_IE; diff --git a/sound/soc/pxa/Kconfig b/sound/soc/pxa/Kconfig index f2bf8661dd21..d390a789f3ab 100644 --- a/sound/soc/pxa/Kconfig +++ b/sound/soc/pxa/Kconfig @@ -19,13 +19,12 @@ config SND_MMP_SOC
config SND_PXA2XX_AC97 tristate - select SND_AC97_CODEC
config SND_PXA2XX_SOC_AC97 tristate - select AC97_BUS + select AC97_BUS_NEW select SND_PXA2XX_LIB_AC97 - select SND_SOC_AC97_BUS + select SND_SOC_AC97_BUS_NEW
config SND_PXA2XX_SOC_I2S tristate diff --git a/sound/soc/pxa/pxa2xx-ac97.c b/sound/soc/pxa/pxa2xx-ac97.c index 9615e6de1306..aba1bd5eb817 100644 --- a/sound/soc/pxa/pxa2xx-ac97.c +++ b/sound/soc/pxa/pxa2xx-ac97.c @@ -17,6 +17,7 @@ #include <linux/dmaengine.h> #include <linux/dma/pxa-dma.h>
+#include <sound/ac97/controller.h> #include <sound/core.h> #include <sound/ac97_codec.h> #include <sound/soc.h> @@ -29,21 +30,21 @@
#include "pxa2xx-ac97.h"
-static void pxa2xx_ac97_warm_reset(struct snd_ac97 *ac97) +static void pxa2xx_ac97_warm_reset(struct ac97_controller *adrv) { - pxa2xx_ac97_try_warm_reset(ac97); + pxa2xx_ac97_try_warm_reset(adrv);
- pxa2xx_ac97_finish_reset(ac97); + pxa2xx_ac97_finish_reset(adrv); }
-static void pxa2xx_ac97_cold_reset(struct snd_ac97 *ac97) +static void pxa2xx_ac97_cold_reset(struct ac97_controller *adrv) { - pxa2xx_ac97_try_cold_reset(ac97); + pxa2xx_ac97_try_cold_reset(adrv);
- pxa2xx_ac97_finish_reset(ac97); + pxa2xx_ac97_finish_reset(adrv); }
-static struct snd_ac97_bus_ops pxa2xx_ac97_ops = { +static struct ac97_controller_ops pxa2xx_ac97_ops = { .read = pxa2xx_ac97_read, .write = pxa2xx_ac97_write, .warm_reset = pxa2xx_ac97_warm_reset, @@ -224,6 +225,7 @@ static const struct snd_soc_component_driver pxa_ac97_component = { static int pxa2xx_ac97_dev_probe(struct platform_device *pdev) { int ret; + pxa2xx_audio_ops_t *pdata = pdev->dev.platform_data;
if (pdev->id != -1) { dev_err(&pdev->dev, "PXA2xx has only one AC97 port.\n"); @@ -236,7 +238,9 @@ static int pxa2xx_ac97_dev_probe(struct platform_device *pdev) return ret; }
- ret = snd_soc_set_ac97_ops(&pxa2xx_ac97_ops); + ret = snd_ac97_controller_register(&pxa2xx_ac97_ops, &pdev->dev, + AC97_SLOTS_AVAILABLE_ALL, + pdata->codec_pdata); if (ret != 0) return ret;
@@ -251,7 +255,7 @@ static int pxa2xx_ac97_dev_probe(struct platform_device *pdev) static int pxa2xx_ac97_dev_remove(struct platform_device *pdev) { snd_soc_unregister_component(&pdev->dev); - snd_soc_set_ac97_ops(NULL); + snd_ac97_controller_unregister(&pdev->dev); pxa2xx_ac97_hw_remove(pdev); return 0; }