* [PATCH] mmc: allow for MMC v4.4
@ 2009-12-18 12:25 Adrian Hunter
2009-12-22 22:22 ` Andrew Morton
0 siblings, 1 reply; 2+ messages in thread
From: Adrian Hunter @ 2009-12-18 12:25 UTC (permalink / raw)
To: Andrew Morton; +Cc: Pierre Ossman, Linux MMC Mailing List
>From f296e2af6497a42f825ba37b138ec8db3e0eef61 Mon Sep 17 00:00:00 2001
From: Adrian Hunter <adrian.hunter@nokia.com>
Date: Wed, 16 Dec 2009 10:08:04 +0200
Subject: [PATCH] mmc: allow for MMC v4.4
JEDEC eMMC specification version 4.4 (MMCA 4.4) defines
Extended CSD structure versions up to 5.
Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com>
---
drivers/mmc/core/mmc.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index bfefce3..32af45c 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -207,7 +207,7 @@ static int mmc_read_ext_csd(struct mmc_card *card)
}
card->ext_csd.rev = ext_csd[EXT_CSD_REV];
- if (card->ext_csd.rev > 3) {
+ if (card->ext_csd.rev > 5) {
printk(KERN_ERR "%s: unrecognised EXT_CSD structure "
"version %d\n", mmc_hostname(card->host),
card->ext_csd.rev);
--
1.6.0.4
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH] mmc: allow for MMC v4.4
2009-12-18 12:25 [PATCH] mmc: allow for MMC v4.4 Adrian Hunter
@ 2009-12-22 22:22 ` Andrew Morton
0 siblings, 0 replies; 2+ messages in thread
From: Andrew Morton @ 2009-12-22 22:22 UTC (permalink / raw)
To: Adrian Hunter; +Cc: Pierre Ossman, Linux MMC Mailing List
On Fri, 18 Dec 2009 14:25:33 +0200
Adrian Hunter <adrian.hunter@nokia.com> wrote:
> JEDEC eMMC specification version 4.4 (MMCA 4.4) defines
> Extended CSD structure versions up to 5.
Not such a nice changelog. It doesn't describe the effects of the
current code's shortcoming so I was unable to decide whether to
recommend that this patch be backported.
^ permalink raw reply [flat|nested] 2+ messages in thread
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2009-12-18 12:25 [PATCH] mmc: allow for MMC v4.4 Adrian Hunter
2009-12-22 22:22 ` Andrew Morton
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