system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-09-20 02:57:25 +00:00
Code Issues Packages Projects Releases Wiki Activity

[PATCH] ide: core modifications for AU1200

Browse source 
bart: slightly modified by me

Signed-off-by: Jordan Crouse <jordan.crouse@amd.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Jordan Crouse 2005-12-15 02:16:18 +01:00 committed by Bartlomiej Zolnierkiewicz
parent 38f9d412be
commit 65e5f2e3b4
3 changed files with 12 additions and 14 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
drivers/ide/ide-dma.c
View file

@ -90,11 +90,6 @@
#include <asm/io.h> #include <asm/io.h>
#include <asm/irq.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 [] = { static const struct drive_list_entry drive_whitelist [] = {
{ "Micropolis 2112A" , "ALL" }, { "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 * @id: drive identifier
* @drive_table: list to inspect * @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. * 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++) for ( ; drive_table->id_model ; drive_table++)
if ((!strcmp(drive_table->id_model, id->model)) && 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; return 0;
} }
EXPORT_SYMBOL_GPL(ide_in_drive_list);
/** /**
* ide_dma_intr - IDE DMA interrupt handler * ide_dma_intr - IDE DMA interrupt handler
* @drive: the drive the interrupt is for * @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; 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) { if (blacklist) {
printk(KERN_WARNING "%s: Disabling (U)DMA for %s (blacklisted)\n", printk(KERN_WARNING "%s: Disabling (U)DMA for %s (blacklisted)\n",
drive->name, id->model); drive->name, id->model);
@ -677,7 +674,7 @@ EXPORT_SYMBOL(__ide_dma_bad_drive);
int __ide_dma_good_drive (ide_drive_t *drive) int __ide_dma_good_drive (ide_drive_t *drive)
{ {
struct hd_driveid *id = drive->id; 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); EXPORT_SYMBOL(__ide_dma_good_drive);

5
include/asm-mips/mach-au1x00/au1xxx_ide.h
View file

@ -87,11 +87,6 @@ typedef struct
} _auide_hwif; } _auide_hwif;
#ifdef CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA #ifdef CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA
struct drive_list_entry {
const char * id_model;
const char * id_firmware;
};
/* HD white list */ /* HD white list */
static const struct drive_list_entry dma_white_list [] = { static const struct drive_list_entry dma_white_list [] = {
/* /*

6
include/linux/ide.h
View file

@ -1371,6 +1371,12 @@ void ide_init_sg_cmd(ide_drive_t *, struct request *);
#define GOOD_DMA_DRIVE 1 #define GOOD_DMA_DRIVE 1
#ifdef CONFIG_BLK_DEV_IDEDMA #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_bad_drive(ide_drive_t *);
int __ide_dma_good_drive(ide_drive_t *); int __ide_dma_good_drive(ide_drive_t *);
int ide_use_dma(ide_drive_t *); int ide_use_dma(ide_drive_t *);