diff options
| author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-09 11:12:15 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-09 11:12:15 -0800 |
| commit | 5b39dba5029108800b94a5f4f96e3a05417103ac (patch) | |
| tree | 7d5c59fd124a776508b3e2a58efb093cd97b29ea /drivers/mmc/host/sdhci.c | |
| parent | 11eb3b0da3f8e4b9a6da6aba510471918239153d (diff) | |
| parent | 882c49164d72c45f37d7fa1bb3de7c31cf1a5fab (diff) | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/drzeus/mmc
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/drzeus/mmc:
mmc: extend ricoh_mmc to support Ricoh RL5c476
at91_mci: use generic GPIO calls
sdhci: add num index for multi controllers case
MAINTAINERS: remove non-existant URLs
mmc: remove sdhci and mmc_spi experimental markers
mmc: Handle suspend/resume in Ricoh MMC disabler
Diffstat (limited to 'drivers/mmc/host/sdhci.c')
| -rw-r--r-- | drivers/mmc/host/sdhci.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 785bbdcf4a5..4b673aa2dc3 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -30,6 +30,10 @@ static unsigned int debug_quirks = 0; +/* For multi controllers in one platform case */ +static u16 chip_index = 0; +static spinlock_t index_lock; + /* * Different quirks to handle when the hardware deviates from a strict * interpretation of the SDHCI specification. @@ -1320,7 +1324,7 @@ static int __devinit sdhci_probe_slot(struct pci_dev *pdev, int slot) DBG("slot %d at 0x%08lx, irq %d\n", slot, host->addr, host->irq); - snprintf(host->slot_descr, 20, "sdhci:slot%d", slot); + snprintf(host->slot_descr, 20, "sdhc%d:slot%d", chip->index, slot); ret = pci_request_region(pdev, host->bar, host->slot_descr); if (ret) @@ -1585,6 +1589,11 @@ static int __devinit sdhci_probe(struct pci_dev *pdev, chip->num_slots = slots; pci_set_drvdata(pdev, chip); + /* Add for multi controller case */ + spin_lock(&index_lock); + chip->index = chip_index++; + spin_unlock(&index_lock); + for (i = 0;i < slots;i++) { ret = sdhci_probe_slot(pdev, i); if (ret) { @@ -1645,6 +1654,8 @@ static int __init sdhci_drv_init(void) ": Secure Digital Host Controller Interface driver\n"); printk(KERN_INFO DRIVER_NAME ": Copyright(c) Pierre Ossman\n"); + spin_lock_init(&index_lock); + return pci_register_driver(&sdhci_driver); } |