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From: Mark Lord <liml@rtr.ca>
To: Jeff Garzik <jgarzik@pobox.com>
Cc: Alexey Dobriyan <adobriyan@gmail.com>,
	Al Viro <viro@zeniv.linux.org.uk>,
	linux-ide@vger.kernel.org
Subject: Re: [PATCH] sata_mv: endian annotations
Date: Mon, 22 May 2006 19:02:03 -0400	[thread overview]
Message-ID: <200605221902.03541.liml@rtr.ca> (raw)
In-Reply-To: <200605221856.18673.liml@rtr.ca>

On Monday 22 May 2006 18:56, Mark Lord wrote:
> On Monday 22 May 2006 02:37, Jeff Garzik wrote:
> > Alexey Dobriyan wrote:
> > > Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
> > 
> > Unless Mark objects, I'll merge this into #upstream (2.6.18) soon.
> > 
> > 	Jeff
> 
> Well, if we're going to use the endian annotation types,
> then we may as well mark *all* of the __le* hardware fields,
> not just a few of them.
> 
> Thus, this extended version of Alexey's original patch:

Okay, for real this time:

Signed-off-by: Mark Lord <liml@rtr.ca>

---
--- linux/drivers/scsi/sata_mv.c.orig	2006-05-19 15:59:51.000000000 -0400
+++ linux/drivers/scsi/sata_mv.c	2006-05-22 18:58:38.000000000 -0400
@@ -272,33 +272,33 @@
 
 /* Command ReQuest Block: 32B */
 struct mv_crqb {
-	u32			sg_addr;
-	u32			sg_addr_hi;
-	u16			ctrl_flags;
-	u16			ata_cmd[11];
+	__le32			sg_addr;
+	__le32			sg_addr_hi;
+	__le16			ctrl_flags;
+	__le16			ata_cmd[11];
 };
 
 struct mv_crqb_iie {
-	u32			addr;
-	u32			addr_hi;
-	u32			flags;
-	u32			len;
-	u32			ata_cmd[4];
+	__le32			addr;
+	__le32			addr_hi;
+	__le32			flags;
+	__le32			len;
+	__le32			ata_cmd[4];
 };
 
 /* Command ResPonse Block: 8B */
 struct mv_crpb {
-	u16			id;
-	u16			flags;
-	u32			tmstmp;
+	__le16			id;
+	__le16			flags;
+	__le32			tmstmp;
 };
 
 /* EDMA Physical Region Descriptor (ePRD); A.K.A. SG */
 struct mv_sg {
-	u32			addr;
-	u32			flags_size;
-	u32			addr_hi;
-	u32			reserved;
+	__le32			addr;
+	__le32			flags_size;
+	__le32			addr_hi;
+	__le32			reserved;
 };
 
 struct mv_port_priv {
@@ -1028,7 +1028,7 @@
 	return (index + 1) & MV_MAX_Q_DEPTH_MASK;
 }
 
-static inline void mv_crqb_pack_cmd(u16 *cmdw, u8 data, u8 addr, unsigned last)
+static inline void mv_crqb_pack_cmd(__le16 *cmdw, u8 data, u8 addr, unsigned last)
 {
 	u16 tmp = data | (addr << CRQB_CMD_ADDR_SHIFT) | CRQB_CMD_CS |
 		(last ? CRQB_CMD_LAST : 0);
@@ -1051,7 +1051,7 @@
 {
 	struct ata_port *ap = qc->ap;
 	struct mv_port_priv *pp = ap->private_data;
-	u16 *cw;
+	__le16 *cw;
 	struct ata_taskfile *tf;
 	u16 flags = 0;
 	unsigned in_index;


  parent reply	other threads:[~2006-05-22 23:02 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-05-21 11:51 [PATCH] sata_mv: endian annotations Alexey Dobriyan
2006-05-22  6:37 ` Jeff Garzik
2006-05-22 22:56   ` Mark Lord
2006-05-22 22:58     ` Mark Lord
2006-05-22 23:02     ` Mark Lord [this message]
2006-05-22 23:16       ` Jeff Garzik

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