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Non-critical omap DMA fixes and removal of unused legacy code.

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Merge tag 'omap-for-v3.11/dma-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/cleanup

From Tony Lindgren:

Non-critical omap DMA fixes and removal of unused legacy code.

* tag 'omap-for-v3.11/dma-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP1: Remove dma.h
  ARM: OMAP1: Remove legacy irda.h and irda setup from board files
  ARM: OMAP1: Remove duplicated DMA channel definitions
  ARM: OMAP1: Remove McBSP DMA channel definitions
  ARM: OMAP2+: Remove dma.h
  ARM: OMAP2+: hwmod: Remove remaining DMA channel definitions
  ARM: OMAP2+: Remove duplicated DMA channel definitions
  ARM: OMAP2+: Remove AES crypto device DMA channel definitions
  ARM: OMAP: dma: Remove the erroneous freeing of platform data
  ARM: OMAP: dma: Fix the dma_chan_link_map init order
  ARM: OMAP: dma: Remove the wrong dev_id check

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann 2013-06-20 16:43:11 +02:00
commit 3c373f9983
16 changed files with 43 additions and 355 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
arch/arm/mach-omap1/board-h2.c
View File

@ -41,7 +41,6 @@
#include <mach/mux.h>
#include <linux/omap-dma.h>
#include <mach/tc.h>
#include <mach/irda.h>
#include <linux/platform_data/keypad-omap.h>
#include <mach/flash.h>
@ -50,7 +49,6 @@
#include "common.h"
#include "board-h2.h"
#include "dma.h"
/* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */
#define OMAP1610_ETHR_START 0x04000300
@ -276,39 +274,6 @@ static struct platform_device h2_kp_device = {
.resource = h2_kp_resources,
};
#define H2_IRDA_FIRSEL_GPIO_PIN 17
static struct omap_irda_config h2_irda_data = {
.transceiver_cap = IR_SIRMODE | IR_MIRMODE | IR_FIRMODE,
.rx_channel = OMAP_DMA_UART3_RX,
.tx_channel = OMAP_DMA_UART3_TX,
.dest_start = UART3_THR,
.src_start = UART3_RHR,
.tx_trigger = 0,
.rx_trigger = 0,
};
static struct resource h2_irda_resources[] = {
[0] = {
.start = INT_UART3,
.end = INT_UART3,
.flags = IORESOURCE_IRQ,
},
};
static u64 irda_dmamask = 0xffffffff;
static struct platform_device h2_irda_device = {
.name = "omapirda",
.id = 0,
.dev = {
.platform_data = &h2_irda_data,
.dma_mask = &irda_dmamask,
},
.num_resources = ARRAY_SIZE(h2_irda_resources),
.resource = h2_irda_resources,
};
static struct gpio_led h2_gpio_led_pins[] = {
{
.name = "h2:red",
@ -339,7 +304,6 @@ static struct platform_device *h2_devices[] __initdata = {
&h2_nor_device,
&h2_nand_device,
&h2_smc91x_device,
&h2_irda_device,
&h2_kp_device,
&h2_gpio_leds,
};

31
arch/arm/mach-omap1/board-palmte.c
View File

@ -38,14 +38,12 @@
#include <mach/mux.h>
#include <mach/tc.h>
#include <linux/omap-dma.h>
#include <mach/irda.h>
#include <linux/platform_data/keypad-omap.h>
#include <mach/hardware.h>
#include <mach/usb.h>
#include "common.h"
#include "dma.h"
#define PALMTE_USBDETECT_GPIO 0
#define PALMTE_USB_OR_DC_GPIO 1
@ -167,40 +165,11 @@ static struct platform_device palmte_backlight_device = {
},
};
static struct omap_irda_config palmte_irda_config = {
.transceiver_cap = IR_SIRMODE,
.rx_channel = OMAP_DMA_UART3_RX,
.tx_channel = OMAP_DMA_UART3_TX,
.dest_start = UART3_THR,
.src_start = UART3_RHR,
.tx_trigger = 0,
.rx_trigger = 0,
};
static struct resource palmte_irda_resources[] = {
[0] = {
.start = INT_UART3,
.end = INT_UART3,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device palmte_irda_device = {
.name = "omapirda",
.id = -1,
.dev = {
.platform_data = &palmte_irda_config,
},
.num_resources = ARRAY_SIZE(palmte_irda_resources),
.resource = palmte_irda_resources,
};
static struct platform_device *palmte_devices[] __initdata = {
&palmte_rom_device,
&palmte_kp_device,
&palmte_lcd_device,
&palmte_backlight_device,
&palmte_irda_device,
};
static struct omap_usb_config palmte_usb_config __initdata = {

30
arch/arm/mach-omap1/board-palmtt.c
View File

@ -38,14 +38,12 @@
#include <mach/mux.h>
#include <linux/omap-dma.h>
#include <mach/tc.h>
#include <mach/irda.h>
#include <linux/platform_data/keypad-omap.h>
#include <mach/hardware.h>
#include <mach/usb.h>
#include "common.h"
#include "dma.h"
#define PALMTT_USBDETECT_GPIO 0
#define PALMTT_CABLE_GPIO 1
@ -163,33 +161,6 @@ static struct platform_device palmtt_lcd_device = {
.name = "lcd_palmtt",
.id = -1,
};
static struct omap_irda_config palmtt_irda_config = {
.transceiver_cap = IR_SIRMODE,
.rx_channel = OMAP_DMA_UART3_RX,
.tx_channel = OMAP_DMA_UART3_TX,
.dest_start = UART3_THR,
.src_start = UART3_RHR,
.tx_trigger = 0,
.rx_trigger = 0,
};
static struct resource palmtt_irda_resources[] = {
[0] = {
.start = INT_UART3,
.end = INT_UART3,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device palmtt_irda_device = {
.name = "omapirda",
.id = -1,
.dev = {
.platform_data = &palmtt_irda_config,
},
.num_resources = ARRAY_SIZE(palmtt_irda_resources),
.resource = palmtt_irda_resources,
};
static struct platform_device palmtt_spi_device = {
.name = "spi_palmtt",
@ -234,7 +205,6 @@ static struct platform_device *palmtt_devices[] __initdata = {
&palmtt_flash_device,
&palmtt_kp_device,
&palmtt_lcd_device,
&palmtt_irda_device,
&palmtt_spi_device,
&palmtt_backlight_device,
&palmtt_led_device,

31
arch/arm/mach-omap1/board-palmz71.c
View File

@ -40,14 +40,12 @@
#include <mach/mux.h>
#include <linux/omap-dma.h>
#include <mach/tc.h>
#include <mach/irda.h>
#include <linux/platform_data/keypad-omap.h>
#include <mach/hardware.h>
#include <mach/usb.h>
#include "common.h"
#include "dma.h"
#define PALMZ71_USBDETECT_GPIO 0
#define PALMZ71_PENIRQ_GPIO 6
@ -153,34 +151,6 @@ static struct platform_device palmz71_lcd_device = {
.id = -1,
};
static struct omap_irda_config palmz71_irda_config = {
.transceiver_cap = IR_SIRMODE,
.rx_channel = OMAP_DMA_UART3_RX,
.tx_channel = OMAP_DMA_UART3_TX,
.dest_start = UART3_THR,
.src_start = UART3_RHR,
.tx_trigger = 0,
.rx_trigger = 0,
};
static struct resource palmz71_irda_resources[] = {
[0] = {
.start = INT_UART3,
.end = INT_UART3,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device palmz71_irda_device = {
.name = "omapirda",
.id = -1,
.dev = {
.platform_data = &palmz71_irda_config,
},
.num_resources = ARRAY_SIZE(palmz71_irda_resources),
.resource = palmz71_irda_resources,
};
static struct platform_device palmz71_spi_device = {
.name = "spi_palmz71",
.id = -1,
@ -202,7 +172,6 @@ static struct platform_device *devices[] __initdata = {
&palmz71_rom_device,
&palmz71_kp_device,
&palmz71_lcd_device,
&palmz71_irda_device,
&palmz71_spi_device,
&palmz71_backlight_device,
};

36
arch/arm/mach-omap1/board-sx1.c
View File

@ -37,7 +37,6 @@
#include <mach/flash.h>
#include <mach/mux.h>
#include <linux/omap-dma.h>
#include <mach/irda.h>
#include <mach/tc.h>
#include <mach/board-sx1.h>
@ -45,7 +44,6 @@
#include <mach/usb.h>
#include "common.h"
#include "dma.h"
/* Write to I2C device */
int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value)
@ -228,39 +226,6 @@ static struct platform_device sx1_kp_device = {
.resource = sx1_kp_resources,
};
/*----------- IRDA -------------------------*/
static struct omap_irda_config sx1_irda_data = {
.transceiver_cap = IR_SIRMODE,
.rx_channel = OMAP_DMA_UART3_RX,
.tx_channel = OMAP_DMA_UART3_TX,
.dest_start = UART3_THR,
.src_start = UART3_RHR,
.tx_trigger = 0,
.rx_trigger = 0,
};
static struct resource sx1_irda_resources[] = {
[0] = {
.start = INT_UART3,
.end = INT_UART3,
.flags = IORESOURCE_IRQ,
},
};
static u64 irda_dmamask = 0xffffffff;
static struct platform_device sx1_irda_device = {
.name = "omapirda",
.id = 0,
.dev = {
.platform_data = &sx1_irda_data,
.dma_mask = &irda_dmamask,
},
.num_resources = ARRAY_SIZE(sx1_irda_resources),
.resource = sx1_irda_resources,
};
/*----------- MTD -------------------------*/
static struct mtd_partition sx1_partitions[] = {
@ -366,7 +331,6 @@ static struct omap_lcd_config sx1_lcd_config __initdata = {
static struct platform_device *sx1_devices[] __initdata = {
&sx1_flash_device,
&sx1_kp_device,
&sx1_irda_device,
};
/*-----------------------------------------*/

9
arch/arm/mach-omap1/devices.c
View File

@ -30,7 +30,6 @@
#include "common.h"
#include "clock.h"
#include "dma.h"
#include "mmc.h"
#include "sram.h"
@ -223,16 +222,16 @@ void __init omap1_init_mmc(struct omap_mmc_platform_data **mmc_data,
case 0:
base = OMAP1_MMC1_BASE;
irq = INT_MMC;
rx_req = OMAP_DMA_MMC_RX;
tx_req = OMAP_DMA_MMC_TX;
rx_req = 22;
tx_req = 21;
break;
case 1:
if (!cpu_is_omap16xx())
return;
base = OMAP1_MMC2_BASE;
irq = INT_1610_MMC2;
rx_req = OMAP_DMA_MMC2_RX;
tx_req = OMAP_DMA_MMC2_TX;
rx_req = 55;
tx_req = 54;
break;
default:
continue;

2
arch/arm/mach-omap1/dma.c
View File

@ -30,8 +30,6 @@
#include <mach/irqs.h>
#include "dma.h"
#define OMAP1_DMA_BASE (0xfffed800)
#define OMAP1_LOGICAL_DMA_CH_COUNT 17
#define OMAP1_DMA_STRIDE 0x40

42
arch/arm/mach-omap1/dma.h
View File

@ -1,42 +0,0 @@
/*
* OMAP1 DMA channel definitions
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __OMAP1_DMA_CHANNEL_H
#define __OMAP1_DMA_CHANNEL_H
/* DMA channels for omap1 */
#define OMAP_DMA_NO_DEVICE 0
#define OMAP_DMA_MCBSP1_TX 8
#define OMAP_DMA_MCBSP1_RX 9
#define OMAP_DMA_MCBSP3_TX 10
#define OMAP_DMA_MCBSP3_RX 11
#define OMAP_DMA_MCBSP2_TX 16
#define OMAP_DMA_MCBSP2_RX 17
#define OMAP_DMA_UART3_TX 18
#define OMAP_DMA_UART3_RX 19
#define OMAP_DMA_CAMERA_IF_RX 20
#define OMAP_DMA_MMC_TX 21
#define OMAP_DMA_MMC_RX 22
#define OMAP_DMA_USB_W2FC_RX0 26
#define OMAP_DMA_USB_W2FC_TX0 29
/* These are only for 1610 */
#define OMAP_DMA_MMC2_TX 54
#define OMAP_DMA_MMC2_RX 55
#endif /* __OMAP1_DMA_CHANNEL_H */

33
arch/arm/mach-omap1/include/mach/irda.h
View File

@ -1,33 +0,0 @@
/*
* arch/arm/plat-omap/include/mach/irda.h
*
* Copyright (C) 2005-2006 Komal Shah <komal_shah802003@yahoo.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 ASMARM_ARCH_IRDA_H
#define ASMARM_ARCH_IRDA_H
/* board specific transceiver capabilities */
#define IR_SEL 1 /* Selects IrDA */
#define IR_SIRMODE 2
#define IR_FIRMODE 4
#define IR_MIRMODE 8
struct omap_irda_config {
int transceiver_cap;
int (*transceiver_mode)(struct device *dev, int mode);
int (*select_irda)(struct device *dev, int state);
int rx_channel;
int tx_channel;
unsigned long dest_start;
unsigned long src_start;
int tx_trigger;
int rx_trigger;
int mode;
};
#endif

2
arch/arm/mach-omap1/lcd_dma.c
View File

@ -32,8 +32,6 @@
#include <mach/hardware.h>
#include <mach/lcdc.h>
#include "dma.h"
int omap_lcd_dma_running(void)
{
/*

33
arch/arm/mach-omap1/mcbsp.c
View File

@ -27,7 +27,6 @@
#include <mach/irqs.h>
#include "iomap.h"
#include "dma.h"
#define DPS_RSTCT2_PER_EN (1 << 0)
#define DSP_RSTCT2_WD_PER_EN (1 << 1)
@ -114,12 +113,12 @@ struct resource omap7xx_mcbsp_res[][6] = {
},
{
.name = "rx",
.start = OMAP_DMA_MCBSP1_RX,
.start = 9,
.flags = IORESOURCE_DMA,
},
{
.name = "tx",
.start = OMAP_DMA_MCBSP1_TX,
.start = 8,
.flags = IORESOURCE_DMA,
},
},
@ -141,12 +140,12 @@ struct resource omap7xx_mcbsp_res[][6] = {
},
{
.name = "rx",
.start = OMAP_DMA_MCBSP3_RX,
.start = 11,
.flags = IORESOURCE_DMA,
},
{
.name = "tx",
.start = OMAP_DMA_MCBSP3_TX,
.start = 10,
.flags = IORESOURCE_DMA,
},
},
@ -191,12 +190,12 @@ struct resource omap15xx_mcbsp_res[][6] = {
},
{
.name = "rx",
.start = OMAP_DMA_MCBSP1_RX,
.start = 9,
.flags = IORESOURCE_DMA,
},
{
.name = "tx",
.start = OMAP_DMA_MCBSP1_TX,
.start = 8,
.flags = IORESOURCE_DMA,
},
},
@ -218,12 +217,12 @@ struct resource omap15xx_mcbsp_res[][6] = {
},
{
.name = "rx",
.start = OMAP_DMA_MCBSP2_RX,
.start = 17,
.flags = IORESOURCE_DMA,
},
{
.name = "tx",
.start = OMAP_DMA_MCBSP2_TX,
.start = 16,
.flags = IORESOURCE_DMA,
},
},
@ -245,12 +244,12 @@ struct resource omap15xx_mcbsp_res[][6] = {
},
{
.name = "rx",
.start = OMAP_DMA_MCBSP3_RX,
.start = 11,
.flags = IORESOURCE_DMA,
},
{
.name = "tx",
.start = OMAP_DMA_MCBSP3_TX,
.start = 10,
.flags = IORESOURCE_DMA,
},
},
@ -298,12 +297,12 @@ struct resource omap16xx_mcbsp_res[][6] = {
},
{
.name = "rx",
.start = OMAP_DMA_MCBSP1_RX,
.start = 9,
.flags = IORESOURCE_DMA,
},
{
.name = "tx",
.start = OMAP_DMA_MCBSP1_TX,
.start = 8,
.flags = IORESOURCE_DMA,
},
},
@ -325,12 +324,12 @@ struct resource omap16xx_mcbsp_res[][6] = {
},
{
.name = "rx",
.start = OMAP_DMA_MCBSP2_RX,
.start = 17,
.flags = IORESOURCE_DMA,
},
{
.name = "tx",
.start = OMAP_DMA_MCBSP2_TX,
.start = 16,
.flags = IORESOURCE_DMA,
},
},
@ -352,12 +351,12 @@ struct resource omap16xx_mcbsp_res[][6] = {
},
{
.name = "rx",
.start = OMAP_DMA_MCBSP3_RX,
.start = 11,
.flags = IORESOURCE_DMA,
},
{
.name = "tx",
.start = OMAP_DMA_MCBSP3_TX,
.start = 10,
.flags = IORESOURCE_DMA,
},
},

1
arch/arm/mach-omap2/devices.c
View File

@ -37,7 +37,6 @@
#include "mux.h"
#include "control.h"
#include "devices.h"
#include "dma.h"
#define L3_MODULES_MAX_LEN 12
#define L3_MODULES 3

61
arch/arm/mach-omap2/dma.h
View File

@ -1,61 +0,0 @@
/*
* OMAP2PLUS DMA channel definitions
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __OMAP2PLUS_DMA_CHANNEL_H
#define __OMAP2PLUS_DMA_CHANNEL_H
/* DMA channels for 24xx */
#define OMAP24XX_DMA_NO_DEVICE 0
#define OMAP24XX_DMA_EXT_DMAREQ0 2 /* S_DMA_1 */
#define OMAP24XX_DMA_EXT_DMAREQ1 3 /* S_DMA_2 */
#define OMAP24XX_DMA_GPMC 4 /* S_DMA_3 */
#define OMAP24XX_DMA_AES_TX 9 /* S_DMA_8 */
#define OMAP24XX_DMA_AES_RX 10 /* S_DMA_9 */
#define OMAP242X_DMA_EXT_DMAREQ2 14 /* S_DMA_13 */
#define OMAP242X_DMA_EXT_DMAREQ3 15 /* S_DMA_14 */
#define OMAP242X_DMA_EXT_DMAREQ4 16 /* S_DMA_15 */
#define OMAP34XX_DMA_I2C3_TX 25 /* S_DMA_24 */
#define OMAP34XX_DMA_I2C3_RX 26 /* S_DMA_25 */
#define OMAP24XX_DMA_I2C1_TX 27 /* S_DMA_26 */
#define OMAP24XX_DMA_I2C1_RX 28 /* S_DMA_27 */
#define OMAP24XX_DMA_I2C2_TX 29 /* S_DMA_28 */
#define OMAP24XX_DMA_I2C2_RX 30 /* S_DMA_29 */
#define OMAP24XX_DMA_MMC2_TX 47 /* S_DMA_46 */
#define OMAP24XX_DMA_MMC2_RX 48 /* S_DMA_47 */
#define OMAP24XX_DMA_UART1_TX 49 /* S_DMA_48 */
#define OMAP24XX_DMA_UART1_RX 50 /* S_DMA_49 */
#define OMAP24XX_DMA_UART2_TX 51 /* S_DMA_50 */
#define OMAP24XX_DMA_UART2_RX 52 /* S_DMA_51 */
#define OMAP24XX_DMA_UART3_TX 53 /* S_DMA_52 */
#define OMAP24XX_DMA_UART3_RX 54 /* S_DMA_53 */
#define OMAP24XX_DMA_MMC1_TX 61 /* S_DMA_60 */
#define OMAP24XX_DMA_MMC1_RX 62 /* S_DMA_61 */
#define OMAP242X_DMA_EXT_DMAREQ5 64 /* S_DMA_63 */
#define OMAP34XX_DMA_AES2_TX 65 /* S_DMA_64 */
#define OMAP34XX_DMA_AES2_RX 66 /* S_DMA_65 */
#define OMAP34XX_DMA_SHA1MD5_RX 69 /* S_DMA_68 */
#define OMAP36XX_DMA_UART4_TX 81 /* S_DMA_80 */
#define OMAP36XX_DMA_UART4_RX 82 /* S_DMA_81 */
/* Only for AM35xx */
#define AM35XX_DMA_UART4_TX 54
#define AM35XX_DMA_UART4_RX 55
#endif /* __OMAP2PLUS_DMA_CHANNEL_H */

21
arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c
View File

@ -17,7 +17,6 @@
#include "hdq1w.h"
#include "omap_hwmod_common_data.h"
#include "dma.h"
/* UART */
@ -89,32 +88,32 @@ struct omap_hwmod_class omap2_venc_hwmod_class = {
/* Common DMA request line data */
struct omap_hwmod_dma_info omap2_uart1_sdma_reqs[] = {
{ .name = "rx", .dma_req = OMAP24XX_DMA_UART1_RX, },
{ .name = "tx", .dma_req = OMAP24XX_DMA_UART1_TX, },
{ .name = "rx", .dma_req = 50, },
{ .name = "tx", .dma_req = 49, },
{ .dma_req = -1 }
};
struct omap_hwmod_dma_info omap2_uart2_sdma_reqs[] = {
{ .name = "rx", .dma_req = OMAP24XX_DMA_UART2_RX, },
{ .name = "tx", .dma_req = OMAP24XX_DMA_UART2_TX, },
{ .name = "rx", .dma_req = 52, },
{ .name = "tx", .dma_req = 51, },
{ .dma_req = -1 }
};
struct omap_hwmod_dma_info omap2_uart3_sdma_reqs[] = {
{ .name = "rx", .dma_req = OMAP24XX_DMA_UART3_RX, },
{ .name = "tx", .dma_req = OMAP24XX_DMA_UART3_TX, },
{ .name = "rx", .dma_req = 54, },
{ .name = "tx", .dma_req = 53, },
{ .dma_req = -1 }
};
struct omap_hwmod_dma_info omap2_i2c1_sdma_reqs[] = {
{ .name = "tx", .dma_req = OMAP24XX_DMA_I2C1_TX },
{ .name = "rx", .dma_req = OMAP24XX_DMA_I2C1_RX },
{ .name = "tx", .dma_req = 27 },
{ .name = "rx", .dma_req = 28 },
{ .dma_req = -1 }
};
struct omap_hwmod_dma_info omap2_i2c2_sdma_reqs[] = {
{ .name = "tx", .dma_req = OMAP24XX_DMA_I2C2_TX },
{ .name = "rx", .dma_req = OMAP24XX_DMA_I2C2_RX },
{ .name = "tx", .dma_req = 29 },
{ .name = "rx", .dma_req = 30 },
{ .dma_req = -1 }
};

19
arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
View File

@ -35,7 +35,6 @@
#include "prm-regbits-34xx.h"
#include "cm-regbits-34xx.h"
#include "dma.h"
#include "i2c.h"
#include "mmc.h"
#include "wd_timer.h"
@ -548,8 +547,8 @@ static struct omap_hwmod_irq_info uart4_mpu_irqs[] = {
};
static struct omap_hwmod_dma_info uart4_sdma_reqs[] = {
{ .name = "rx", .dma_req = OMAP36XX_DMA_UART4_RX, },
{ .name = "tx", .dma_req = OMAP36XX_DMA_UART4_TX, },
{ .name = "rx", .dma_req = 82, },
{ .name = "tx", .dma_req = 81, },
{ .dma_req = -1 }
};
@ -577,8 +576,8 @@ static struct omap_hwmod_irq_info am35xx_uart4_mpu_irqs[] = {
};
static struct omap_hwmod_dma_info am35xx_uart4_sdma_reqs[] = {
{ .name = "rx", .dma_req = AM35XX_DMA_UART4_RX, },
{ .name = "tx", .dma_req = AM35XX_DMA_UART4_TX, },
{ .name = "rx", .dma_req = 55, },
{ .name = "tx", .dma_req = 54, },
{ .dma_req = -1 }
};
@ -857,8 +856,8 @@ static struct omap_hwmod_irq_info i2c3_mpu_irqs[] = {
};
static struct omap_hwmod_dma_info i2c3_sdma_reqs[] = {
{ .name = "tx", .dma_req = OMAP34XX_DMA_I2C3_TX },
{ .name = "rx", .dma_req = OMAP34XX_DMA_I2C3_RX },
{ .name = "tx", .dma_req = 25 },
{ .name = "rx", .dma_req = 26 },
{ .dma_req = -1 }
};
@ -3581,7 +3580,7 @@ static struct omap_hwmod_irq_info omap3_sham_mpu_irqs[] = {
};
static struct omap_hwmod_dma_info omap3_sham_sdma_reqs[] = {
{ .name = "rx", .dma_req = OMAP34XX_DMA_SHA1MD5_RX, },
{ .name = "rx", .dma_req = 69, },
{ .dma_req = -1 }
};
@ -3642,8 +3641,8 @@ static struct omap_hwmod_class omap3xxx_aes_class = {
};
static struct omap_hwmod_dma_info omap3_aes_sdma_reqs[] = {
{ .name = "tx", .dma_req = OMAP34XX_DMA_AES2_TX, },
{ .name = "rx", .dma_req = OMAP34XX_DMA_AES2_RX, },
{ .name = "tx", .dma_req = 65, },
{ .name = "rx", .dma_req = 66, },
{ .dma_req = -1 }
};

11
arch/arm/plat-omap/dma.c
View File

@ -701,8 +701,8 @@ int omap_request_dma(int dev_id, const char *dev_name,
for (ch = 0; ch < dma_chan_count; ch++) {
if (free_ch == -1 && dma_chan[ch].dev_id == -1) {
free_ch = ch;
if (dev_id == 0)
break;
/* Exit after first free channel found */
break;
}
}
if (free_ch == -1) {
@ -894,11 +894,12 @@ void omap_start_dma(int lch)
int next_lch, cur_lch;
char dma_chan_link_map[MAX_LOGICAL_DMA_CH_COUNT];
dma_chan_link_map[lch] = 1;
/* Set the link register of the first channel */
enable_lnk(lch);
memset(dma_chan_link_map, 0, sizeof(dma_chan_link_map));
dma_chan_link_map[lch] = 1;
cur_lch = dma_chan[lch].next_lch;
do {
next_lch = dma_chan[cur_lch].next_lch;
@ -2110,8 +2111,6 @@ static int omap_system_dma_probe(struct platform_device *pdev)
}
exit_dma_lch_fail:
kfree(p);
kfree(d);
kfree(dma_chan);
return ret;
}
@ -2132,8 +2131,6 @@ static int omap_system_dma_remove(struct platform_device *pdev)
free_irq(dma_irq, (void *)(irq_rel + 1));
}
}
kfree(p);
kfree(d);
kfree(dma_chan);
return 0;
}