diff options
author | merge <null@invalid> | 2009-01-22 13:55:32 +0000 |
---|---|---|
committer | Andy Green <agreen@octopus.localdomain> | 2009-01-22 13:55:32 +0000 |
commit | aa6f5ffbdba45aa8e19e5048648fc6c7b25376d3 (patch) | |
tree | fbb786d0ac6f8a774fd834e9ce951197e60fbffa /drivers/net/wireless/rt2x00/rt2x00pci.c | |
parent | f2d78193eae5dccd3d588d2c8ea0866efc368332 (diff) |
MERGE-via-pending-tracking-hist-MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040-1232632141
pending-tracking-hist top was MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040-1232632141 / fdf777a63bcb59e0dfd78bfe2c6242e01f6d4eb9 ... parent commitmessage:
From: merge <null@invalid>
MERGE-via-stable-tracking-hist-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040
stable-tracking-hist top was MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040 / 90463bfd2d5a3c8b52f6e6d71024a00e052b0ced ... parent commitmessage:
From: merge <null@invalid>
MERGE-via-mokopatches-tracking-hist-fix-stray-endmenu-patch
mokopatches-tracking-hist top was fix-stray-endmenu-patch / 3630e0be570de8057e7f8d2fe501ed353cdf34e6 ... parent commitmessage:
From: Andy Green <andy@openmoko.com>
fix-stray-endmenu.patch
Signed-off-by: Andy Green <andy@openmoko.com>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00pci.c')
-rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00pci.c | 41 |
1 files changed, 30 insertions, 11 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c index adf2876ed8a..d52b22b82d1 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.c +++ b/drivers/net/wireless/rt2x00/rt2x00pci.c @@ -32,24 +32,46 @@ #include "rt2x00pci.h" /* + * Register access. + */ +int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev, + const unsigned int offset, + const struct rt2x00_field32 field, + u32 *reg) +{ + unsigned int i; + + for (i = 0; i < REGISTER_BUSY_COUNT; i++) { + rt2x00pci_register_read(rt2x00dev, offset, reg); + if (!rt2x00_get_field32(*reg, field)) + return 1; + udelay(REGISTER_BUSY_DELAY); + } + + ERROR(rt2x00dev, "Indirect register access failed: " + "offset=0x%.08x, value=0x%.08x\n", offset, *reg); + *reg = ~0; + + return 0; +} +EXPORT_SYMBOL_GPL(rt2x00pci_regbusy_read); + +/* * TX data handlers. */ int rt2x00pci_write_tx_data(struct queue_entry *entry) { + struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct queue_entry_priv_pci *entry_priv = entry->priv_data; struct skb_frame_desc *skbdesc; - u32 word; - - rt2x00_desc_read(entry_priv->desc, 0, &word); /* * This should not happen, we already checked the entry * was ours. When the hardware disagrees there has been * a queue corruption! */ - if (unlikely(rt2x00_get_field32(word, TXD_ENTRY_OWNER_NIC) || - rt2x00_get_field32(word, TXD_ENTRY_VALID))) { - ERROR(entry->queue->rt2x00dev, + if (unlikely(rt2x00dev->ops->lib->get_entry_state(entry))) { + ERROR(rt2x00dev, "Corrupt queue %d, accessing entry which is not ours.\n" "Please file bug report to %s.\n", entry->queue->qid, DRV_PROJECT); @@ -76,14 +98,12 @@ void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev) struct queue_entry *entry; struct queue_entry_priv_pci *entry_priv; struct skb_frame_desc *skbdesc; - u32 word; while (1) { entry = rt2x00queue_get_entry(queue, Q_INDEX); entry_priv = entry->priv_data; - rt2x00_desc_read(entry_priv->desc, 0, &word); - if (rt2x00_get_field32(word, RXD_ENTRY_OWNER_NIC)) + if (rt2x00dev->ops->lib->get_entry_state(entry)) break; /* @@ -222,8 +242,7 @@ static int rt2x00pci_alloc_reg(struct rt2x00_dev *rt2x00dev) { struct pci_dev *pci_dev = to_pci_dev(rt2x00dev->dev); - rt2x00dev->csr.base = ioremap(pci_resource_start(pci_dev, 0), - pci_resource_len(pci_dev, 0)); + rt2x00dev->csr.base = pci_ioremap_bar(pci_dev, 0); if (!rt2x00dev->csr.base) goto exit; |