diff options
Diffstat (limited to 'target/linux/bcm47xx/patches-5.4/900-ssb-reject-PCI-writes-setting-CardBus-bridge-resourc.patch')
| -rw-r--r-- | target/linux/bcm47xx/patches-5.4/900-ssb-reject-PCI-writes-setting-CardBus-bridge-resourc.patch | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/target/linux/bcm47xx/patches-5.4/900-ssb-reject-PCI-writes-setting-CardBus-bridge-resourc.patch b/target/linux/bcm47xx/patches-5.4/900-ssb-reject-PCI-writes-setting-CardBus-bridge-resourc.patch deleted file mode 100644 index 6b7ee06e50..0000000000 --- a/target/linux/bcm47xx/patches-5.4/900-ssb-reject-PCI-writes-setting-CardBus-bridge-resourc.patch +++ /dev/null @@ -1,30 +0,0 @@ -From 5c81397a0147ea59c778d1de14ef54e2268221f6 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com> -Date: Wed, 8 Apr 2015 06:58:11 +0200 -Subject: [PATCH] ssb: reject PCI writes setting CardBus bridge resources -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -If SoC has a CardBus we can set resources of device at slot 1 only. It's -impossigle to set bridge resources as it simply overwrites device 1 -configuration and usually results in Data bus error-s. - -Signed-off-by: Rafał Miłecki <zajec5@gmail.com> ---- - drivers/ssb/driver_pcicore.c | 4 ++++ - 1 file changed, 4 insertions(+) - ---- a/drivers/ssb/driver_pcicore.c -+++ b/drivers/ssb/driver_pcicore.c -@@ -164,6 +164,10 @@ static int ssb_extpci_write_config(struc - WARN_ON(!pc->hostmode); - if (unlikely(len != 1 && len != 2 && len != 4)) - goto out; -+ /* CardBus SoCs allow configuring dev 1 resources only */ -+ if (extpci_core->cardbusmode && dev != 1 && -+ off >= PCI_BASE_ADDRESS_0 && off <= PCI_BASE_ADDRESS_5) -+ goto out; - addr = get_cfgspace_addr(pc, bus, dev, func, off); - if (unlikely(!addr)) - goto out; |