diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-02-06 09:11:50 +0300 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-02-06 09:11:50 +0300 |
commit | 0384066381ed5572cf1f57f8d01eaccd3f6d4785 (patch) | |
tree | bf9e24db7eaf791581a2fb09c1206227bc95864a /drivers | |
parent | 4c7d00ccf40db99bfb7bd1857bcbf007275704d8 (diff) | |
parent | 7991901082f0626592885a77a2cf8162536d1a51 (diff) | |
download | linux-0384066381ed5572cf1f57f8d01eaccd3f6d4785.tar.xz |
Merge tag 'libata-5.6-2020-02-05' of git://git.kernel.dk/linux-block
Pull libata updates from Jens Axboe:
- Add a Sandisk CF card to supported pata_pcmcia list (Christian)
- Move pata_arasan_cf away from legacy API (Peter)
- Ensure ahci DMA/ints are shut down on shutdown (Prabhakar)
* tag 'libata-5.6-2020-02-05' of git://git.kernel.dk/linux-block:
ata: pata_arasan_cf: Use dma_request_chan() instead dma_request_slave_channel()
ata: ahci: Add shutdown to freeze hardware resources of ahci
pata_pcmia: add SanDisk High (>8G) CF card to supported list
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/ata/ahci.c | 7 | ||||
-rw-r--r-- | drivers/ata/libata-core.c | 21 | ||||
-rw-r--r-- | drivers/ata/pata_arasan_cf.c | 6 | ||||
-rw-r--r-- | drivers/ata/pata_pcmcia.c | 1 |
4 files changed, 33 insertions, 2 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 4bfd1b14b390..11ea1aff40db 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -81,6 +81,7 @@ enum board_ids { static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent); static void ahci_remove_one(struct pci_dev *dev); +static void ahci_shutdown_one(struct pci_dev *dev); static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class, unsigned long deadline); static int ahci_avn_hardreset(struct ata_link *link, unsigned int *class, @@ -606,6 +607,7 @@ static struct pci_driver ahci_pci_driver = { .id_table = ahci_pci_tbl, .probe = ahci_init_one, .remove = ahci_remove_one, + .shutdown = ahci_shutdown_one, .driver = { .pm = &ahci_pci_pm_ops, }, @@ -1877,6 +1879,11 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) return 0; } +static void ahci_shutdown_one(struct pci_dev *pdev) +{ + ata_pci_shutdown_one(pdev); +} + static void ahci_remove_one(struct pci_dev *pdev) { pm_runtime_get_noresume(&pdev->dev); diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 6f4ab5c5b52d..42c8728f6117 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -6767,6 +6767,26 @@ void ata_pci_remove_one(struct pci_dev *pdev) ata_host_detach(host); } +void ata_pci_shutdown_one(struct pci_dev *pdev) +{ + struct ata_host *host = pci_get_drvdata(pdev); + int i; + + for (i = 0; i < host->n_ports; i++) { + struct ata_port *ap = host->ports[i]; + + ap->pflags |= ATA_PFLAG_FROZEN; + + /* Disable port interrupts */ + if (ap->ops->freeze) + ap->ops->freeze(ap); + + /* Stop the port DMA engines */ + if (ap->ops->port_stop) + ap->ops->port_stop(ap); + } +} + /* move to PCI subsystem */ int pci_test_config_bits(struct pci_dev *pdev, const struct pci_bits *bits) { @@ -7387,6 +7407,7 @@ EXPORT_SYMBOL_GPL(ata_timing_cycle2mode); #ifdef CONFIG_PCI EXPORT_SYMBOL_GPL(pci_test_config_bits); +EXPORT_SYMBOL_GPL(ata_pci_shutdown_one); EXPORT_SYMBOL_GPL(ata_pci_remove_one); #ifdef CONFIG_PM EXPORT_SYMBOL_GPL(ata_pci_device_do_suspend); diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c index 391dff0f25a2..e9cf31f38450 100644 --- a/drivers/ata/pata_arasan_cf.c +++ b/drivers/ata/pata_arasan_cf.c @@ -526,9 +526,10 @@ static void data_xfer(struct work_struct *work) /* request dma channels */ /* dma_request_channel may sleep, so calling from process context */ - acdev->dma_chan = dma_request_slave_channel(acdev->host->dev, "data"); - if (!acdev->dma_chan) { + acdev->dma_chan = dma_request_chan(acdev->host->dev, "data"); + if (IS_ERR(acdev->dma_chan)) { dev_err(acdev->host->dev, "Unable to get dma_chan\n"); + acdev->dma_chan = NULL; goto chan_request_fail; } @@ -539,6 +540,7 @@ static void data_xfer(struct work_struct *work) } dma_release_channel(acdev->dma_chan); + acdev->dma_chan = NULL; /* data xferred successfully */ if (!ret) { diff --git a/drivers/ata/pata_pcmcia.c b/drivers/ata/pata_pcmcia.c index 3fe0754c0d52..8eb066abbd9c 100644 --- a/drivers/ata/pata_pcmcia.c +++ b/drivers/ata/pata_pcmcia.c @@ -309,6 +309,7 @@ static const struct pcmcia_device_id pcmcia_devices[] = { PCMCIA_DEVICE_MANF_CARD(0x0098, 0x0000), /* Toshiba */ PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x002d), PCMCIA_DEVICE_MANF_CARD(0x00ce, 0x0000), /* Samsung */ + PCMCIA_DEVICE_MANF_CARD(0x00f1, 0x0101), /* SanDisk High (>8G) CFA */ PCMCIA_DEVICE_MANF_CARD(0x0319, 0x0000), /* Hitachi */ PCMCIA_DEVICE_MANF_CARD(0x2080, 0x0001), PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0100), /* Viking CFA */ |