* [PATCH] Change AT91 PDC register defines for 2.6.20 kernel
@ 2007-02-09 18:56 Frank Mandarino
2007-02-12 13:11 ` Takashi Iwai
0 siblings, 1 reply; 2+ messages in thread
From: Frank Mandarino @ 2007-02-09 18:56 UTC (permalink / raw)
To: alsa-devel
[-- Attachment #1: Type: text/plain, Size: 237 bytes --]
This patch updates the PDC register names to match the new names defined
in Linux 2.6.20.
Regards,
../fam
--
Frank Mandarino fmandarino(a)endrelia.com
Endrelia Technologies Inc.
Toronto, Ontario, Canada
[-- Attachment #2: asoc-at91-pdc-rename.patch --]
[-- Type: text/x-patch, Size: 7143 bytes --]
# HG changeset patch
# User fam@procyon
# Date 1171046347 18000
# Node ID e140689f3d0697b6f0079a9e254b206dc738df01
# Parent fe5e7971121276ab2680b46e3904e88ca4eae046
Use the new PDC register name defines that were updated
in Linux 2.6.20.
Signed-off-by: Frank Mandarino <fmandarino@endrelia.com>
Signed-off-by: Liam Girdwood <lg@opensource.wolfsonmicro.com>
diff -r fe5e79711212 -r e140689f3d06 soc/at91/at91-i2s.c
--- a/soc/at91/at91-i2s.c Fri Feb 09 12:54:44 2007 +0100
+++ b/soc/at91/at91-i2s.c Fri Feb 09 13:39:07 2007 -0500
@@ -20,6 +20,8 @@
#include <linux/device.h>
#include <linux/delay.h>
#include <linux/clk.h>
+#include <linux/atmel_pdc.h>
+
#include <sound/driver.h>
#include <sound/core.h>
#include <sound/pcm.h>
@@ -29,7 +31,6 @@
#include <asm/arch/hardware.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/at91_ssc.h>
-#include <asm/arch/at91_pdc.h>
#include "at91-pcm.h"
#include "at91-i2s.h"
@@ -51,17 +52,17 @@
* SSC PDC registers required by the PCM DMA engine.
*/
static struct at91_pdc_regs pdc_tx_reg = {
- .xpr = AT91_PDC_TPR,
- .xcr = AT91_PDC_TCR,
- .xnpr = AT91_PDC_TNPR,
- .xncr = AT91_PDC_TNCR,
+ .xpr = ATMEL_PDC_TPR,
+ .xcr = ATMEL_PDC_TCR,
+ .xnpr = ATMEL_PDC_TNPR,
+ .xncr = ATMEL_PDC_TNCR,
};
static struct at91_pdc_regs pdc_rx_reg = {
- .xpr = AT91_PDC_RPR,
- .xcr = AT91_PDC_RCR,
- .xnpr = AT91_PDC_RNPR,
- .xncr = AT91_PDC_RNCR,
+ .xpr = ATMEL_PDC_RPR,
+ .xcr = ATMEL_PDC_RCR,
+ .xnpr = ATMEL_PDC_RNPR,
+ .xncr = ATMEL_PDC_RNCR,
};
/*
@@ -72,8 +73,8 @@ static struct at91_ssc_mask ssc_tx_mask
.ssc_disable = AT91_SSC_TXDIS,
.ssc_endx = AT91_SSC_ENDTX,
.ssc_endbuf = AT91_SSC_TXBUFE,
- .pdc_enable = AT91_PDC_TXTEN,
- .pdc_disable = AT91_PDC_TXTDIS,
+ .pdc_enable = ATMEL_PDC_TXTEN,
+ .pdc_disable = ATMEL_PDC_TXTDIS,
};
static struct at91_ssc_mask ssc_rx_mask = {
@@ -81,8 +82,8 @@ static struct at91_ssc_mask ssc_rx_mask
.ssc_disable = AT91_SSC_RXDIS,
.ssc_endx = AT91_SSC_ENDRX,
.ssc_endbuf = AT91_SSC_RXBUFF,
- .pdc_enable = AT91_PDC_RXTEN,
- .pdc_disable = AT91_PDC_RXTDIS,
+ .pdc_enable = ATMEL_PDC_RXTEN,
+ .pdc_disable = ATMEL_PDC_RXTDIS,
};
@@ -508,14 +509,14 @@ static int at91_i2s_hw_params(struct snd
/* Reset the SSC and its PDC registers */
at91_ssc_write(ssc_p->ssc.base + AT91_SSC_CR, AT91_SSC_SWRST);
- at91_ssc_write(ssc_p->ssc.base + AT91_PDC_RPR, 0);
- at91_ssc_write(ssc_p->ssc.base + AT91_PDC_RCR, 0);
- at91_ssc_write(ssc_p->ssc.base + AT91_PDC_RNPR, 0);
- at91_ssc_write(ssc_p->ssc.base + AT91_PDC_RNCR, 0);
- at91_ssc_write(ssc_p->ssc.base + AT91_PDC_TPR, 0);
- at91_ssc_write(ssc_p->ssc.base + AT91_PDC_TCR, 0);
- at91_ssc_write(ssc_p->ssc.base + AT91_PDC_TNPR, 0);
- at91_ssc_write(ssc_p->ssc.base + AT91_PDC_TNCR, 0);
+ at91_ssc_write(ssc_p->ssc.base + ATMEL_PDC_RPR, 0);
+ at91_ssc_write(ssc_p->ssc.base + ATMEL_PDC_RCR, 0);
+ at91_ssc_write(ssc_p->ssc.base + ATMEL_PDC_RNPR, 0);
+ at91_ssc_write(ssc_p->ssc.base + ATMEL_PDC_RNCR, 0);
+ at91_ssc_write(ssc_p->ssc.base + ATMEL_PDC_TPR, 0);
+ at91_ssc_write(ssc_p->ssc.base + ATMEL_PDC_TCR, 0);
+ at91_ssc_write(ssc_p->ssc.base + ATMEL_PDC_TNPR, 0);
+ at91_ssc_write(ssc_p->ssc.base + ATMEL_PDC_TNCR, 0);
if ((ret = request_irq(ssc_p->ssc.pid, at91_i2s_interrupt,
0, ssc_p->name, ssc_p)) < 0) {
diff -r fe5e79711212 -r e140689f3d06 soc/at91/at91-pcm.c
--- a/soc/at91/at91-pcm.c Fri Feb 09 12:54:44 2007 +0100
+++ b/soc/at91/at91-pcm.c Fri Feb 09 13:39:07 2007 -0500
@@ -21,6 +21,7 @@
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/dma-mapping.h>
+#include <linux/atmel_pdc.h>
#include <sound/driver.h>
#include <sound/core.h>
@@ -30,7 +31,6 @@
#include <asm/arch/hardware.h>
#include <asm/arch/at91_ssc.h>
-#include <asm/arch/at91_pdc.h>
#include "at91-pcm.h"
@@ -83,7 +83,7 @@ static void at91_pcm_dma_irq(u32 ssc_sr,
params->name, ssc_sr, count);
/* re-start the PDC */
- at91_ssc_write(params->ssc_base + AT91_PDC_PTCR, params->mask->pdc_disable);
+ at91_ssc_write(params->ssc_base + ATMEL_PDC_PTCR, params->mask->pdc_disable);
prtd->period_ptr += prtd->period_size;
if (prtd->period_ptr >= prtd->dma_buffer_end) {
@@ -94,7 +94,7 @@ static void at91_pcm_dma_irq(u32 ssc_sr,
at91_ssc_write(params->ssc_base + params->pdc->xcr,
prtd->period_size / params->pdc_xfer_size);
- at91_ssc_write(params->ssc_base + AT91_PDC_PTCR, params->mask->pdc_enable);
+ at91_ssc_write(params->ssc_base + ATMEL_PDC_PTCR, params->mask->pdc_enable);
}
if (ssc_sr & params->mask->ssc_endx) {
@@ -143,7 +143,7 @@ static int at91_pcm_hw_free(struct snd_p
struct at91_pcm_dma_params *params = prtd->params;
if (params != NULL) {
- at91_ssc_write(params->ssc_base + AT91_PDC_PTCR, params->mask->pdc_disable);
+ at91_ssc_write(params->ssc_base + ATMEL_PDC_PTCR, params->mask->pdc_disable);
prtd->params->dma_intr_handler = NULL;
}
@@ -158,7 +158,7 @@ static int at91_pcm_prepare(struct snd_p
at91_ssc_write(params->ssc_base + AT91_SSC_IDR,
params->mask->ssc_endx | params->mask->ssc_endbuf);
- at91_ssc_write(params->ssc_base + AT91_PDC_PTCR, params->mask->pdc_disable);
+ at91_ssc_write(params->ssc_base + ATMEL_PDC_PTCR, params->mask->pdc_disable);
return 0;
}
@@ -192,7 +192,7 @@ static int at91_pcm_trigger(struct snd_p
at91_ssc_write(params->ssc_base + AT91_SSC_IER,
params->mask->ssc_endx | params->mask->ssc_endbuf);
- at91_ssc_write(params->ssc_base + AT91_PDC_PTCR, params->mask->pdc_enable);
+ at91_ssc_write(params->ssc_base + ATMEL_PDC_PTCR, params->mask->pdc_enable);
DBG("sr=%lx imr=%lx\n", at91_ssc_read(params->ssc_base + AT91_SSC_SR),
at91_ssc_read(params->ssc_base + AT91_SSC_IER));
@@ -201,12 +201,12 @@ static int at91_pcm_trigger(struct snd_p
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- at91_ssc_write(params->ssc_base + AT91_PDC_PTCR, params->mask->pdc_disable);
+ at91_ssc_write(params->ssc_base + ATMEL_PDC_PTCR, params->mask->pdc_disable);
break;
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- at91_ssc_write(params->ssc_base + AT91_PDC_PTCR, params->mask->pdc_enable);
+ at91_ssc_write(params->ssc_base + ATMEL_PDC_PTCR, params->mask->pdc_enable);
break;
default:
@@ -379,7 +379,7 @@ static int at91_pcm_suspend(struct platf
/* disable the PDC and save the PDC registers */
- at91_ssc_write(params->ssc_base + AT91_PDC_PTCR, params->mask->pdc_disable);
+ at91_ssc_write(params->ssc_base + ATMEL_PDC_PTCR, params->mask->pdc_disable);
prtd->pdc_xpr_save = at91_ssc_read(params->ssc_base + params->pdc->xpr);
prtd->pdc_xcr_save = at91_ssc_read(params->ssc_base + params->pdc->xcr);
@@ -408,7 +408,7 @@ static int at91_pcm_resume(struct platfo
at91_ssc_write(params->ssc_base + params->pdc->xnpr, prtd->pdc_xnpr_save);
at91_ssc_write(params->ssc_base + params->pdc->xncr, prtd->pdc_xncr_save);
- at91_ssc_write(params->ssc_base + AT91_PDC_PTCR, params->mask->pdc_enable);
+ at91_ssc_write(params->ssc_base + ATMEL_PDC_PTCR, params->mask->pdc_enable);
return 0;
}
#else
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^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] Change AT91 PDC register defines for 2.6.20 kernel
2007-02-09 18:56 [PATCH] Change AT91 PDC register defines for 2.6.20 kernel Frank Mandarino
@ 2007-02-12 13:11 ` Takashi Iwai
0 siblings, 0 replies; 2+ messages in thread
From: Takashi Iwai @ 2007-02-12 13:11 UTC (permalink / raw)
To: Frank Mandarino; +Cc: alsa-devel
At Fri, 09 Feb 2007 13:56:10 -0500,
Frank Mandarino wrote:
>
> This patch updates the PDC register names to match the new names defined
> in Linux 2.6.20.
>
> Regards,
> ../fam
Applied to ALSA tree now. Thanks.
Takashi
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2007-02-12 13:11 ` Takashi Iwai
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