From 5c1758d46893ea20983e21172b8654f44f10c872 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Thu, 9 Feb 2017 08:34:20 +0100 Subject: kernel: backport bcm47xxsflash support for reading 32 MiB flashes MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Rafał Miłecki --- ...47xxsflash-use-platform_-set-get-_drvdata.patch | 63 ++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 target/linux/generic/patches-4.4/042-0005-mtd-bcm47xxsflash-use-platform_-set-get-_drvdata.patch (limited to 'target/linux/generic/patches-4.4/042-0005-mtd-bcm47xxsflash-use-platform_-set-get-_drvdata.patch') diff --git a/target/linux/generic/patches-4.4/042-0005-mtd-bcm47xxsflash-use-platform_-set-get-_drvdata.patch b/target/linux/generic/patches-4.4/042-0005-mtd-bcm47xxsflash-use-platform_-set-get-_drvdata.patch new file mode 100644 index 0000000000..a68eaa4594 --- /dev/null +++ b/target/linux/generic/patches-4.4/042-0005-mtd-bcm47xxsflash-use-platform_-set-get-_drvdata.patch @@ -0,0 +1,63 @@ +From be5e5099183301fb7920f8f6b66bd3ac1f820a97 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= +Date: Mon, 16 Jan 2017 17:28:18 +0100 +Subject: [PATCH] mtd: bcm47xxsflash: use platform_(set|get)_drvdata +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +We have generic place & helpers for storing platform driver data so +there is no reason for using custom priv pointer. + +This allows cleaning up struct bcma_sflash from unneeded fields. + +Signed-off-by: Rafał Miłecki +Acked-by: Kalle Valo +Acked-by: Boris Brezillon +Signed-off-by: Brian Norris +--- + drivers/mtd/devices/bcm47xxsflash.c | 6 +++--- + include/linux/bcma/bcma_driver_chipcommon.h | 3 --- + 2 files changed, 3 insertions(+), 6 deletions(-) + +--- a/drivers/mtd/devices/bcm47xxsflash.c ++++ b/drivers/mtd/devices/bcm47xxsflash.c +@@ -284,7 +284,6 @@ static int bcm47xxsflash_bcma_probe(stru + b47s = devm_kzalloc(dev, sizeof(*b47s), GFP_KERNEL); + if (!b47s) + return -ENOMEM; +- sflash->priv = b47s; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { +@@ -334,6 +333,8 @@ static int bcm47xxsflash_bcma_probe(stru + b47s->size = sflash->size; + bcm47xxsflash_fill_mtd(b47s, &pdev->dev); + ++ platform_set_drvdata(pdev, b47s); ++ + err = mtd_device_parse_register(&b47s->mtd, probes, NULL, NULL, 0); + if (err) { + pr_err("Failed to register MTD device: %d\n", err); +@@ -349,8 +350,7 @@ static int bcm47xxsflash_bcma_probe(stru + + static int bcm47xxsflash_bcma_remove(struct platform_device *pdev) + { +- struct bcma_sflash *sflash = dev_get_platdata(&pdev->dev); +- struct bcm47xxsflash *b47s = sflash->priv; ++ struct bcm47xxsflash *b47s = platform_get_drvdata(pdev); + + mtd_device_unregister(&b47s->mtd); + iounmap(b47s->window); +--- a/include/linux/bcma/bcma_driver_chipcommon.h ++++ b/include/linux/bcma/bcma_driver_chipcommon.h +@@ -591,9 +591,6 @@ struct bcma_sflash { + u32 blocksize; + u16 numblocks; + u32 size; +- +- struct mtd_info *mtd; +- void *priv; + }; + #endif + -- cgit v1.2.3