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From: <gregkh@linuxfoundation.org>
To: Takahiro.Kuwano@infineon.com, tudor.ambarus@linaro.org
Cc: <stable@vger.kernel.org>
Subject: FAILED: patch "[PATCH] mtd: spi-nor: spansion: Enable JFFS2 write buffer for" failed to apply to 6.1-stable tree
Date: Sun, 07 May 2023 13:23:58 +0200	[thread overview]
Message-ID: <2023050758-unsaved-dedicator-4bdd@gregkh> (raw)


The patch below does not apply to the 6.1-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@vger.kernel.org>.

To reproduce the conflict and resubmit, you may use the following commands:

git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.1.y
git checkout FETCH_HEAD
git cherry-pick -x 4199c1719e24e73be0acc8b0146fc31ad8af9771
# <resolve conflicts, build, test, etc.>
git commit -s
git send-email --to '<stable@vger.kernel.org>' --in-reply-to '2023050758-unsaved-dedicator-4bdd@gregkh' --subject-prefix 'PATCH 6.1.y' HEAD^..

Possible dependencies:

4199c1719e24 ("mtd: spi-nor: spansion: Enable JFFS2 write buffer for Infineon s25hx SEMPER flash")

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From 4199c1719e24e73be0acc8b0146fc31ad8af9771 Mon Sep 17 00:00:00 2001
From: Takahiro Kuwano <Takahiro.Kuwano@infineon.com>
Date: Thu, 6 Apr 2023 15:17:45 +0900
Subject: [PATCH] mtd: spi-nor: spansion: Enable JFFS2 write buffer for
 Infineon s25hx SEMPER flash

Infineon(Cypress) SEMPER NOR flash family has on-die ECC and its program
granularity is 16-byte ECC data unit size. JFFS2 supports write buffer
mode for ECC'd NOR flash. Provide a way to clear the MTD_BIT_WRITEABLE
flag in order to enable JFFS2 write buffer mode support.

Fixes: b6b23833fc42 ("mtd: spi-nor: spansion: Add s25hl-t/s25hs-t IDs and fixups")
Suggested-by: Tudor Ambarus <tudor.ambarus@linaro.org>
Signed-off-by: Takahiro Kuwano <Takahiro.Kuwano@infineon.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/a1cc128e094db4ec141f85bd380127598dfef17e.1680760742.git.Takahiro.Kuwano@infineon.com
Signed-off-by: Tudor Ambarus <tudor.ambarus@linaro.org>

diff --git a/drivers/mtd/spi-nor/spansion.c b/drivers/mtd/spi-nor/spansion.c
index 19b1436f36ea..4d0cc10e3d85 100644
--- a/drivers/mtd/spi-nor/spansion.c
+++ b/drivers/mtd/spi-nor/spansion.c
@@ -442,13 +442,10 @@ static void s25hx_t_post_sfdp_fixup(struct spi_nor *nor)
 
 static void s25hx_t_late_init(struct spi_nor *nor)
 {
-	struct spi_nor_flash_parameter *params = nor->params;
-
 	/* Fast Read 4B requires mode cycles */
-	params->reads[SNOR_CMD_READ_FAST].num_mode_clocks = 8;
+	nor->params->reads[SNOR_CMD_READ_FAST].num_mode_clocks = 8;
 
-	/* The writesize should be ECC data unit size */
-	params->writesize = 16;
+	cypress_nor_ecc_init(nor);
 }
 
 static struct spi_nor_fixups s25hx_t_fixups = {


             reply	other threads:[~2023-05-07 11:24 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-07 11:23 gregkh [this message]
  -- strict thread matches above, loose matches on Subject: below --
2023-05-07 10:53 FAILED: patch "[PATCH] mtd: spi-nor: spansion: Enable JFFS2 write buffer for" failed to apply to 6.1-stable tree gregkh
2023-05-07 10:53 gregkh

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