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| author | Álvaro Fernández Rojas <noltari@gmail.com> | 2016-04-07 21:25:10 +0200 |
|---|---|---|
| committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2016-04-07 21:25:10 +0200 |
| commit | a8d4d71c41ff0158c2026cac5981e39702167da9 (patch) | |
| tree | 0c54ec3eb59f5bab6aa7318d14c92ff875412202 /target/linux/brcm2708/patches-4.4/0147-bcm2835-sdhost-Restore-ATOMIC-flag-to-PIO-sg-mapping.patch | |
| parent | 59e0e88c22007fd77ee9c6c8e02a689889a5f597 (diff) | |
| download | upstream-a8d4d71c41ff0158c2026cac5981e39702167da9.tar.gz upstream-a8d4d71c41ff0158c2026cac5981e39702167da9.tar.bz2 upstream-a8d4d71c41ff0158c2026cac5981e39702167da9.zip | |
brcm2708: update to latest version
As usual these patches were extracted from the raspberry pi repo:
https://github.com/raspberrypi/linux/commits/rpi-4.4.y
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0147-bcm2835-sdhost-Restore-ATOMIC-flag-to-PIO-sg-mapping.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.4/0147-bcm2835-sdhost-Restore-ATOMIC-flag-to-PIO-sg-mapping.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0147-bcm2835-sdhost-Restore-ATOMIC-flag-to-PIO-sg-mapping.patch b/target/linux/brcm2708/patches-4.4/0147-bcm2835-sdhost-Restore-ATOMIC-flag-to-PIO-sg-mapping.patch new file mode 100644 index 0000000000..dd41138d1d --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0147-bcm2835-sdhost-Restore-ATOMIC-flag-to-PIO-sg-mapping.patch @@ -0,0 +1,32 @@ +From ebb44753d0310c6adb03a9b448a4038c3e37e6e0 Mon Sep 17 00:00:00 2001 +From: Phil Elwell <phil@raspberrypi.org> +Date: Mon, 15 Feb 2016 10:00:27 +0000 +Subject: [PATCH 147/232] bcm2835-sdhost: Restore ATOMIC flag to PIO sg mapping + +Allocation problems have been seen in a wireless driver, and +this is the only change which might have been responsible. +--- + drivers/mmc/host/bcm2835-sdhost.c | 7 +++---- + 1 file changed, 3 insertions(+), 4 deletions(-) + +--- a/drivers/mmc/host/bcm2835-sdhost.c ++++ b/drivers/mmc/host/bcm2835-sdhost.c +@@ -874,15 +874,14 @@ static void bcm2835_sdhost_prepare_data( + host->flush_fifo = 0; + host->data->bytes_xfered = 0; + +- + if (!host->dma_desc) { + /* Use PIO */ +- int flags; ++ int flags = SG_MITER_ATOMIC; + + if (data->flags & MMC_DATA_READ) +- flags = SG_MITER_TO_SG; ++ flags |= SG_MITER_TO_SG; + else +- flags = SG_MITER_FROM_SG; ++ flags |= SG_MITER_FROM_SG; + sg_miter_start(&host->sg_miter, data->sg, data->sg_len, flags); + host->blocks = data->blocks; + } |