Re: [PATCH/2.6.17-rc4 10/10] bugs fix for marvell SATA on powerp c pl atform

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Mark Lord has been actively working on the sata_mv driver recently,

ric


Zang Roy-r61911 wrote:

-----Original Message-----
From: Kumar Gala [mailto:[email protected]]
Sent: 2006年5月17日 21:28
To: Zang Roy-r61911
Cc: Paul Mackerras; linuxppc-dev list; [email protected]; Yang Xin-Xin-r48390
Subject: Re: [PATCH/2.6.17-rc4 10/10] bugs fix for marvell SATA on powerpc pl atform



On May 17, 2006, at 5:14 AM, Zang Roy-r61911 wrote:

Fix Marvell SATA driver bugs on PowerPC platform:
SATA device can't work for the problem on little-endian mode.
U-Boot can't find SATA device after kernel reboots.

Signed-off-by: Hongjun cheng	<[email protected]>
Signed-off-by: Roy Zang		<[email protected]>

From nobody Mon Sep 17 00:00:00 2001
From: roy zang <[email protected]>
Date: Tue May 16 15:25:23 2006 +0800
Subject: [PATCH] Fix bugs on powerpc platform for mv sata driver

This needs to go to Jeff Garzik as SATA driver maintainer.

- kumar

drivers/scsi/sata_mv.c |   10 +++++++++-
1 files changed, 9 insertions(+), 1 deletions(-)

d82ac19d259f8487a31105eaf844a93cbd9008e8
diff --git a/drivers/scsi/sata_mv.c b/drivers/scsi/sata_mv.c
index d5fdcb9..4166422 100644
--- a/drivers/scsi/sata_mv.c
+++ b/drivers/scsi/sata_mv.c
@@ -1032,6 +1032,9 @@ static inline void mv_crqb_pack_cmd(u16
{
	*cmdw = data | (addr << CRQB_CMD_ADDR_SHIFT) | CRQB_CMD_CS |
		(last ? CRQB_CMD_LAST : 0);
+#ifdef CONFIG_PPC
+	*cmdw = cpu_to_le16(*cmdw);
+#endif
}

/**
@@ -1567,13 +1570,18 @@ static void mv5_read_preamp(struct mv_ho
static void mv5_enable_leds(struct mv_host_priv *hpriv, void __iomem *mmio)
{
	u32 tmp;
-
+#ifndef CONFIG_PPC
	writel(0, mmio + MV_GPIO_PORT_CTL);
+#endif

	/* FIXME: handle MV_HP_ERRATA_50XXB2 errata */

	tmp = readl(mmio + MV_PCI_EXP_ROM_BAR_CTL);
+#ifdef CONFIG_PPC
+	tmp &= ~(1 << 0);
+#else	
	tmp |= ~(1 << 0);
+#endif
	writel(tmp, mmio + MV_PCI_EXP_ROM_BAR_CTL);
}

--
1.3.0
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