diff options
| author | Brett Rudley <brudley@broadcom.com> | 2010-11-12 23:28:30 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-11-16 19:45:53 (GMT) |
| commit | baebc160c12ba88baf201d35ecc22f1e250aad3f (patch) | |
| tree | f4413f98993efd4f77afbfd0e16d96eedfd5455d | |
| parent | f96c377ead5ed308f0cf18b9156f86fdf207a288 (diff) | |
| download | linux-fsl-qoriq-baebc160c12ba88baf201d35ecc22f1e250aad3f.tar.xz | |
staging: brcm80211: simplify pci_config_read/write osl routines.
Start simplifying osl with goal of purging it entirely.
Signed-off-by: Brett Rudley <brudley@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/staging/brcm80211/util/linux_osl.c | 47 |
1 files changed, 5 insertions, 42 deletions
diff --git a/drivers/staging/brcm80211/util/linux_osl.c b/drivers/staging/brcm80211/util/linux_osl.c index 7211f8a..461ecba 100644 --- a/drivers/staging/brcm80211/util/linux_osl.c +++ b/drivers/staging/brcm80211/util/linux_osl.c @@ -30,8 +30,6 @@ #include <pcicfg.h> -#define PCI_CFG_RETRY 10 - #define OS_HANDLE_MAGIC 0x1234abcd /* Magic # to recognise osh */ #define BCM_MEM_FILENAME_LEN 24 /* Mem. filename length */ @@ -139,51 +137,16 @@ void BCMFASTPATH osl_pktfree(osl_t *osh, void *p, bool send) u32 osl_pci_read_config(osl_t *osh, uint offset, uint size) { - uint val = 0; - uint retry = PCI_CFG_RETRY; - - ASSERT((osh && (osh->magic == OS_HANDLE_MAGIC))); - - /* only 4byte access supported */ - ASSERT(size == 4); - - do { - pci_read_config_dword(osh->pdev, offset, &val); - if (val != 0xffffffff) - break; - } while (retry--); - -#ifdef BCMDBG - if (retry < PCI_CFG_RETRY) - printk("PCI CONFIG READ access to %d required %d retries\n", - offset, (PCI_CFG_RETRY - retry)); -#endif /* BCMDBG */ - + uint val; + pci_read_config_dword(osh->pdev, offset, &val); return val; } void osl_pci_write_config(osl_t *osh, uint offset, uint size, uint val) { - uint retry = PCI_CFG_RETRY; - - ASSERT((osh && (osh->magic == OS_HANDLE_MAGIC))); - - /* only 4byte access supported */ - ASSERT(size == 4); - - do { - pci_write_config_dword(osh->pdev, offset, val); - if (offset != PCI_BAR0_WIN) - break; - if (osl_pci_read_config(osh, offset, size) == val) - break; - } while (retry--); - -#if defined(BCMDBG) && !defined(BRCM_FULLMAC) - if (retry < PCI_CFG_RETRY) - printk("PCI CONFIG WRITE access to %d required %d retries\n", - offset, (PCI_CFG_RETRY - retry)); -#endif /* BCMDBG */ + pci_write_config_dword(osh->pdev, offset, val); + if (offset == PCI_BAR0_WIN) + ASSERT(osl_pci_read_config(osh, offset, size) == val); } /* return bus # for the pci device pointed by osh->pdev */ |