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Commit ec300d99 authored by Jeff Garzik's avatar Jeff Garzik
Browse files

[libata] ata_piix: Use more-robust form of array initialization 



Use a form of array init that is less fragile, less sensitive to trivial
typos and ordering mismatches.

Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent 7c9ef8e4

drivers/ata/ata_piix.c

+12 −22
Original line number Diff line number Diff line
@@ -123,7 +123,6 @@ enum { 
	ich_pata_33		= 1,	/* ICH up to UDMA 33 only */

	ich_pata_66		= 2,	/* ICH up to 66 Mhz */

	ich_pata_100		= 3,	/* ICH up to UDMA 100 */

	/* ICH up to UDMA 133 is not supported */

	ich5_sata		= 5,

	ich6_sata		= 6,

	ich6_sata_ahci		= 7,
@@ -459,7 +458,7 @@ static const struct piix_map_db *piix_map_db_table[] = { 
};



static struct ata_port_info piix_port_info[] = {

	/* piix_pata_33: 0:  PIIX4 at 33MHz */

	[piix_pata_33] =	/* PIIX4 at 33MHz */

	{

		.sht		= &piix_sht,

		.flags		= PIIX_PATA_FLAGS,
@@ -469,7 +468,7 @@ static struct ata_port_info piix_port_info[] = { 
		.port_ops	= &piix_pata_ops,

	},



	/* ich_pata_33: 1 	ICH0 - ICH at 33Mhz*/

	[ich_pata_33] = 	/* ICH0 - ICH at 33Mhz*/

	{

		.sht		= &piix_sht,

		.flags		= PIIX_PATA_FLAGS,
@@ -478,7 +477,8 @@ static struct ata_port_info piix_port_info[] = { 
		.udma_mask	= ATA_UDMA2, /* UDMA33 */

		.port_ops	= &ich_pata_ops,

	},

	/* ich_pata_66: 2 	ICH controllers up to 66MHz */



	[ich_pata_66] = 	/* ICH controllers up to 66MHz */

	{

		.sht		= &piix_sht,

		.flags		= PIIX_PATA_FLAGS,
@@ -488,7 +488,7 @@ static struct ata_port_info piix_port_info[] = { 
		.port_ops	= &ich_pata_ops,

	},



	/* ich_pata_100: 3 */

	[ich_pata_100] =

	{

		.sht		= &piix_sht,

		.flags		= PIIX_PATA_FLAGS | PIIX_FLAG_CHECKINTR,
@@ -498,17 +498,7 @@ static struct ata_port_info piix_port_info[] = { 
		.port_ops	= &ich_pata_ops,

	},



	/* ich_pata_133: 4 - Not supported - */

	{

		.sht		= &piix_sht,

		.flags		= PIIX_PATA_FLAGS | PIIX_FLAG_CHECKINTR,

		.pio_mask 	= 0x1f,	/* pio 0-4 */

		.mwdma_mask	= 0x06, /* Check: maybe 0x07  */

		.udma_mask	= ATA_UDMA6, /* UDMA133 */

		.port_ops	= &ich_pata_ops,

	},



	/* ich5_sata: 5 */

	[ich5_sata] =

	{

		.sht		= &piix_sht,

		.flags		= PIIX_SATA_FLAGS,
@@ -518,7 +508,7 @@ static struct ata_port_info piix_port_info[] = { 
		.port_ops	= &piix_sata_ops,

	},



	/* ich6_sata: 6 */

	[ich6_sata] =

	{

		.sht		= &piix_sht,

		.flags		= PIIX_SATA_FLAGS | PIIX_FLAG_SCR,
@@ -528,7 +518,7 @@ static struct ata_port_info piix_port_info[] = { 
		.port_ops	= &piix_sata_ops,

	},



	/* ich6_sata_ahci: 7 */

	[ich6_sata_ahci] =

	{

		.sht		= &piix_sht,

		.flags		= PIIX_SATA_FLAGS | PIIX_FLAG_SCR |
@@ -539,7 +529,7 @@ static struct ata_port_info piix_port_info[] = { 
		.port_ops	= &piix_sata_ops,

	},



	/* ich6m_sata_ahci: 8 */

	[ich6m_sata_ahci] =

	{

		.sht		= &piix_sht,

		.flags		= PIIX_SATA_FLAGS | PIIX_FLAG_SCR |
@@ -550,7 +540,7 @@ static struct ata_port_info piix_port_info[] = { 
		.port_ops	= &piix_sata_ops,

	},



	/* ich8_sata_ahci: 9 */

	[ich8_sata_ahci] =

	{

		.sht		= &piix_sht,

		.flags		= PIIX_SATA_FLAGS | PIIX_FLAG_SCR |
@@ -561,7 +551,7 @@ static struct ata_port_info piix_port_info[] = { 
		.port_ops	= &piix_sata_ops,

	},



	/* piix_pata_mwdma: 10:  PIIX3 MWDMA only */

	[piix_pata_mwdma] = 	/* PIIX3 MWDMA only */

	{

		.sht		= &piix_sht,

		.flags		= PIIX_PATA_FLAGS,
@@ -570,7 +560,7 @@ static struct ata_port_info piix_port_info[] = { 
		.port_ops	= &piix_pata_ops,

	},



	/* tolapai_sata_ahci: 11: */

	[tolapai_sata_ahci] =

	{

		.sht		= &piix_sht,

		.flags		= PIIX_SATA_FLAGS | PIIX_FLAG_SCR |