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Commit 65e5f2e3 authored by Jordan Crouse's avatar Jordan Crouse Committed by Bartlomiej Zolnierkiewicz
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[PATCH] ide: core modifications for AU1200 



bart: slightly modified by me

Signed-off-by: default avatarJordan Crouse <jordan.crouse@amd.com>
Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
parent 38f9d412

drivers/ide/ide-dma.c

+6 −9
Original line number Diff line number Diff line
@@ -90,11 +90,6 @@ 
#include <asm/io.h>

#include <asm/irq.h>



struct drive_list_entry {

	const char *id_model;

	const char *id_firmware;

};



static const struct drive_list_entry drive_whitelist [] = {



	{ "Micropolis 2112A"	,       "ALL"		},
@@ -139,7 +134,7 @@ static const struct drive_list_entry drive_blacklist [] = { 
};



/**

 *	in_drive_list	-	look for drive in black/white list

 *	ide_in_drive_list	-	look for drive in black/white list

 *	@id: drive identifier

 *	@drive_table: list to inspect

 *
@@ -147,7 +142,7 @@ static const struct drive_list_entry drive_blacklist [] = { 
 *	Returns 1 if the drive is found in the table.

 */



static int in_drive_list(struct hd_driveid *id, const struct drive_list_entry *drive_table)

int ide_in_drive_list(struct hd_driveid *id, const struct drive_list_entry *drive_table)

{

	for ( ; drive_table->id_model ; drive_table++)

		if ((!strcmp(drive_table->id_model, id->model)) &&
@@ -157,6 +152,8 @@ static int in_drive_list(struct hd_driveid *id, const struct drive_list_entry *d 
	return 0;

}



EXPORT_SYMBOL_GPL(ide_in_drive_list);



/**

 *	ide_dma_intr	-	IDE DMA interrupt handler

 *	@drive: the drive the interrupt is for
@@ -663,7 +660,7 @@ int __ide_dma_bad_drive (ide_drive_t *drive) 
{

	struct hd_driveid *id = drive->id;



	int blacklist = in_drive_list(id, drive_blacklist);

	int blacklist = ide_in_drive_list(id, drive_blacklist);

	if (blacklist) {

		printk(KERN_WARNING "%s: Disabling (U)DMA for %s (blacklisted)\n",

				    drive->name, id->model);
@@ -677,7 +674,7 @@ EXPORT_SYMBOL(__ide_dma_bad_drive); 
int __ide_dma_good_drive (ide_drive_t *drive)

{

	struct hd_driveid *id = drive->id;

	return in_drive_list(id, drive_whitelist);

	return ide_in_drive_list(id, drive_whitelist);

}



EXPORT_SYMBOL(__ide_dma_good_drive);

include/asm-mips/mach-au1x00/au1xxx_ide.h

+0 −5
Original line number Diff line number Diff line
@@ -87,11 +87,6 @@ typedef struct 
} _auide_hwif;



#ifdef CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA

struct drive_list_entry {

        const char * id_model;

        const char * id_firmware;

};



/* HD white list */

static const struct drive_list_entry dma_white_list [] = {

/*

include/linux/ide.h

+6 −0
Original line number Diff line number Diff line
@@ -1371,6 +1371,12 @@ void ide_init_sg_cmd(ide_drive_t *, struct request *); 
#define GOOD_DMA_DRIVE		1



#ifdef CONFIG_BLK_DEV_IDEDMA

struct drive_list_entry {

	const char *id_model;

	const char *id_firmware;

};



int ide_in_drive_list(struct hd_driveid *, const struct drive_list_entry *);

int __ide_dma_bad_drive(ide_drive_t *);

int __ide_dma_good_drive(ide_drive_t *);

int ide_use_dma(ide_drive_t *);