From 5cddb170cdbe2ab2cdfd3e24cd025b387baa5438 Mon Sep 17 00:00:00 2001 From: Imre Kaloz Date: Mon, 12 Nov 2012 09:18:00 +0000 Subject: reorder, rename and refresh patches SVN-Revision: 34169 --- .../cns3xxx/patches-3.3/080-sata_support.patch | 97 ++++++++++++++++++++++ 1 file changed, 97 insertions(+) create mode 100644 target/linux/cns3xxx/patches-3.3/080-sata_support.patch (limited to 'target/linux/cns3xxx/patches-3.3/080-sata_support.patch') diff --git a/target/linux/cns3xxx/patches-3.3/080-sata_support.patch b/target/linux/cns3xxx/patches-3.3/080-sata_support.patch new file mode 100644 index 0000000000..e614385484 --- /dev/null +++ b/target/linux/cns3xxx/patches-3.3/080-sata_support.patch @@ -0,0 +1,97 @@ +--- a/arch/arm/mach-cns3xxx/devices.c ++++ b/arch/arm/mach-cns3xxx/devices.c +@@ -41,7 +41,7 @@ static struct resource cns3xxx_ahci_reso + static u64 cns3xxx_ahci_dmamask = DMA_BIT_MASK(32); + + static struct platform_device cns3xxx_ahci_pdev = { +- .name = "ahci", ++ .name = "ahci-cns3xxx", + .id = 0, + .resource = cns3xxx_ahci_resource, + .num_resources = ARRAY_SIZE(cns3xxx_ahci_resource), +--- a/drivers/ata/ahci_platform.c ++++ b/drivers/ata/ahci_platform.c +@@ -27,6 +27,7 @@ enum ahci_type { + AHCI, /* standard platform ahci */ + IMX53_AHCI, /* ahci on i.mx53 */ + STRICT_AHCI, /* delayed DMA engine start */ ++ CNS3XXX_AHCI, /* AHCI on cns3xxx */ + }; + + static struct platform_device_id ahci_devtype[] = { +@@ -40,11 +41,32 @@ static struct platform_device_id ahci_de + .name = "strict-ahci", + .driver_data = STRICT_AHCI, + }, { ++ .name = "ahci-cns3xxx", ++ .driver_data = CNS3XXX_AHCI, ++ }, { + /* sentinel */ + } + }; + MODULE_DEVICE_TABLE(platform, ahci_devtype); + ++static int ++cns3xxx_ahci_softreset(struct ata_link *link, unsigned int *class, ++ unsigned long deadline) ++{ ++ int pmp = sata_srst_pmp(link); ++ int ret; ++ ++ ret = ahci_do_softreset(link, class, pmp, deadline, ahci_check_ready); ++ if (pmp && ret) ++ return ahci_do_softreset(link, class, 0, deadline, ++ ahci_check_ready); ++ return ret; ++} ++ ++static struct ata_port_operations cns3xxx_ahci_ops = { ++ .inherits = &ahci_ops, ++ .softreset = cns3xxx_ahci_softreset, ++}; + + static const struct ata_port_info ahci_port_info[] = { + /* by features */ +@@ -67,13 +89,19 @@ static const struct ata_port_info ahci_p + .udma_mask = ATA_UDMA6, + .port_ops = &ahci_ops, + }, ++ [CNS3XXX_AHCI] = { ++ .flags = AHCI_FLAG_COMMON, ++ .pio_mask = ATA_PIO4, ++ .udma_mask = ATA_UDMA6, ++ .port_ops = &cns3xxx_ahci_ops, ++ } + }; + + static struct scsi_host_template ahci_platform_sht = { + AHCI_SHT("ahci_platform"), + }; + +-static int __init ahci_probe(struct platform_device *pdev) ++static int __devinit ahci_probe(struct platform_device *pdev) + { + struct device *dev = &pdev->dev; + struct ahci_platform_data *pdata = dev_get_platdata(dev); +@@ -285,6 +313,7 @@ static const struct of_device_id ahci_of + MODULE_DEVICE_TABLE(of, ahci_of_match); + + static struct platform_driver ahci_driver = { ++ .probe = ahci_probe, + .remove = __devexit_p(ahci_remove), + .driver = { + .name = "ahci", +@@ -299,7 +328,7 @@ static struct platform_driver ahci_drive + + static int __init ahci_init(void) + { +- return platform_driver_probe(&ahci_driver, ahci_probe); ++ return platform_driver_register(&ahci_driver); + } + module_init(ahci_init); + +@@ -312,4 +341,3 @@ module_exit(ahci_exit); + MODULE_DESCRIPTION("AHCI SATA platform driver"); + MODULE_AUTHOR("Anton Vorontsov "); + MODULE_LICENSE("GPL"); +-MODULE_ALIAS("platform:ahci"); -- cgit v1.2.3