Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6

[linux-2.6-omap-h63xx.git] / drivers / ide / ide-dma.c

diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c
index 5fe1d72ab4514e97a5dbcc5c3c1ea6183cd46324..ff644a5e12cda51214ef8940d7db23cf8b98ff1e 100644 (file)
--- a/drivers/ide/ide-dma.c
+++ b/drivers/ide/ide-dma.c
@@ -134,25 +134,6 @@ static const struct drive_list_entry drive_blacklist [] = {
 
 };
 
-/**
- *     ide_in_drive_list       -       look for drive in black/white list
- *     @id: drive identifier
- *     @drive_table: list to inspect
- *
- *     Look for a drive in the blacklist and the whitelist tables
- *     Returns 1 if the drive is found in the 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)) &&
-                   (!drive_table->id_firmware ||
-                    strstr(id->fw_rev, drive_table->id_firmware)))
-                       return 1;
-       return 0;
-}
-
 /**
  *     ide_dma_intr    -       IDE DMA interrupt handler
  *     @drive: the drive the interrupt is for
@@ -349,9 +330,17 @@ EXPORT_SYMBOL_GPL(ide_destroy_dmatable);
  
 static int config_drive_for_dma (ide_drive_t *drive)
 {
+       ide_hwif_t *hwif = drive->hwif;
        struct hd_driveid *id = drive->id;
 
-       if ((id->capability & 1) && drive->hwif->autodma) {
+       /* consult the list of known "bad" drives */
+       if (__ide_dma_bad_drive(drive))
+               return -1;
+
+       if (drive->media != ide_disk && hwif->atapi_dma == 0)
+               return -1;
+
+       if ((id->capability & 1) && drive->autodma) {
                /*
                 * Enable DMA on any drive that has
                 * UltraDMA (mode 0/1/2/3/4/5/6) enabled
@@ -513,20 +502,6 @@ int __ide_dma_on (ide_drive_t *drive)
 
 EXPORT_SYMBOL(__ide_dma_on);
 
-/**
- *     __ide_dma_check         -       check DMA setup
- *     @drive: drive to check
- *
- *     Don't use - due for extermination
- */
- 
-int __ide_dma_check (ide_drive_t *drive)
-{
-       return config_drive_for_dma(drive);
-}
-
-EXPORT_SYMBOL(__ide_dma_check);
-
 /**
  *     ide_dma_setup   -       begin a DMA phase
  *     @drive: target device
@@ -1021,7 +996,7 @@ void ide_setup_dma (ide_hwif_t *hwif, unsigned long dma_base, unsigned int num_p
        if (!hwif->dma_host_on)
                hwif->dma_host_on = &ide_dma_host_on;
        if (!hwif->ide_dma_check)
-               hwif->ide_dma_check = &__ide_dma_check;
+               hwif->ide_dma_check = &config_drive_for_dma;
        if (!hwif->dma_setup)
                hwif->dma_setup = &ide_dma_setup;
        if (!hwif->dma_exec_cmd)