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author | John Crispin <blogic@openwrt.org> | 2016-02-25 10:14:05 +0000 |
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committer | John Crispin <blogic@openwrt.org> | 2016-02-25 10:14:05 +0000 |
commit | 19a174c9ff135ce7198f41d2226b92c646515d26 (patch) | |
tree | 68aa7d5a077cda7c29e257a9303631b48793b483 /target/linux/brcm2708/patches-4.1/0182-backport-spi-bcm2835-BUG-fix-wrong-use-of-PAGE_MASK.patch | |
parent | ddab8d8608f1f0676ca2155e0415cc59a142af02 (diff) | |
download | master-187ad058-19a174c9ff135ce7198f41d2226b92c646515d26.tar.gz master-187ad058-19a174c9ff135ce7198f41d2226b92c646515d26.tar.bz2 master-187ad058-19a174c9ff135ce7198f41d2226b92c646515d26.zip |
brcm2708: remove linux 4.1 support
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@48766 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm2708/patches-4.1/0182-backport-spi-bcm2835-BUG-fix-wrong-use-of-PAGE_MASK.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.1/0182-backport-spi-bcm2835-BUG-fix-wrong-use-of-PAGE_MASK.patch | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/target/linux/brcm2708/patches-4.1/0182-backport-spi-bcm2835-BUG-fix-wrong-use-of-PAGE_MASK.patch b/target/linux/brcm2708/patches-4.1/0182-backport-spi-bcm2835-BUG-fix-wrong-use-of-PAGE_MASK.patch deleted file mode 100644 index ab4eb57c2d..0000000000 --- a/target/linux/brcm2708/patches-4.1/0182-backport-spi-bcm2835-BUG-fix-wrong-use-of-PAGE_MASK.patch +++ /dev/null @@ -1,44 +0,0 @@ -From cf5cb87ad3bd6549cc18aa880bfadd3707c75f93 Mon Sep 17 00:00:00 2001 -From: Martin Sperl <kernel@martin.sperl.org> -Date: Thu, 10 Sep 2015 09:32:14 +0000 -Subject: [PATCH 182/222] backport: spi: bcm2835: BUG: fix wrong use of - PAGE_MASK - -There is a bug in the alignment checking of transfers, -that results in DMA not being used for un-aligned -transfers that do not cross page-boundries, which is valid. - -This is due to a missconception of the meaning PAGE_MASK -when implementing that check originally - (PAGE_SIZE - 1) -should have been used instead. - -Also fixes a copy/paste error. - -Reported-by: <robert@axium.co.nz> -Signed-off-by: Martin Sperl <kernel@martin.sperl.org> -Signed-off-by: Mark Brown <broonie@kernel.org> -Cc: stable@vger.kernel.org ---- - drivers/spi/spi-bcm2835.c | 6 +++--- - 1 file changed, 3 insertions(+), 3 deletions(-) - ---- a/drivers/spi/spi-bcm2835.c -+++ b/drivers/spi/spi-bcm2835.c -@@ -386,14 +386,14 @@ static bool bcm2835_spi_can_dma(struct s - /* otherwise we only allow transfers within the same page - * to avoid wasting time on dma_mapping when it is not practical - */ -- if (((size_t)tfr->tx_buf & PAGE_MASK) + tfr->len > PAGE_SIZE) { -+ if (((size_t)tfr->tx_buf & (PAGE_SIZE - 1)) + tfr->len > PAGE_SIZE) { - dev_warn_once(&spi->dev, - "Unaligned spi tx-transfer bridging page\n"); - return false; - } -- if (((size_t)tfr->rx_buf & PAGE_MASK) + tfr->len > PAGE_SIZE) { -+ if (((size_t)tfr->rx_buf & (PAGE_SIZE - 1)) + tfr->len > PAGE_SIZE) { - dev_warn_once(&spi->dev, -- "Unaligned spi tx-transfer bridging page\n"); -+ "Unaligned spi rx-transfer bridging page\n"); - return false; - } - |