From: Al Viro <viro@ZenIV.linux.org.uk>
To: Andrew Vasquez <andrew.vasquez@qlogic.com>
Cc: linux-scsi@vger.kernel.org, Seokmann Ju <seokmann.ju@qlogic.com>
Subject: Re: [RFC] results of endianness review of qla2xxx
Date: Sat, 19 Apr 2008 21:12:05 +0100 [thread overview]
Message-ID: <20080419201205.GM27459@ZenIV.linux.org.uk> (raw)
In-Reply-To: <20080419175207.GK27459@ZenIV.linux.org.uk>
... and while we are at it,
for (miter = 0, s = optrom, d = dwptr;
miter < OPTROM_BURST_DWORDS; miter++, s++, d++)
*s = cpu_to_le32(*d);
ret = qla2x00_load_ram(ha, optrom_dma,
flash_data_to_access_addr(faddr),
OPTROM_BURST_DWORDS);
in qla24xx_write_flash_data() looks bloody odd. We have dwptr pointing
to fixed-endian data, so conversion gets us host-endian and then we pass
the area filled with results of conversion for DMA?
And yes, dwptr points to fixed-endian - it comes from
qla24xx_write_optrom_data(struct scsi_qla_host *ha, uint8_t *buf,
uint32_t offset, uint32_t length)
{
...
rval = qla24xx_write_flash_data(ha, (uint32_t *)buf, offset >> 2,
length >> 2);
Comments?
next prev parent reply other threads:[~2008-04-19 20:12 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-16 5:54 [RFC] results of endianness review of qla2xxx Al Viro
2008-04-18 18:17 ` Andrew Vasquez
2008-04-18 19:06 ` Al Viro
2008-04-21 17:26 ` Andrew Vasquez
2008-04-19 17:52 ` Al Viro
2008-04-19 20:12 ` Al Viro [this message]
2008-04-21 18:19 ` Andrew Vasquez
2008-04-21 17:38 ` Andrew Vasquez
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