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| author | Werner Zeh <werner.zeh@siemens.com> | 2021-07-20 06:45:50 +0200 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2021-07-23 13:18:14 +0000 |
| commit | 35e1fca8f203792c7c2c79420843557f8d55b079 (patch) | |
| tree | 07b8595e1ddcbf67d20311100f375d325d8fe0db /src/drivers | |
| parent | e85b6de80430b3598423a4ef75f9e50d1a303199 (diff) | |
drivers/intel/i210: Set PCI bus master bit only if allowed
Set the bus master bit only if the global Kconfig switch
PCI_ALLOW_BUS_MASTER_ANY_DEVICE is enabled. For now the bus master bit
is needed for i210 because of some old OS drivers that do not set it
and won't work properly without it.
Change-Id: I6f727e7f513f4320740fbf49e741cea86edb3247
Signed-off-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56441
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Mario Scheithauer <mario.scheithauer@siemens.com>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Diffstat (limited to 'src/drivers')
| -rw-r--r-- | src/drivers/intel/i210/i210.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/drivers/intel/i210/i210.c b/src/drivers/intel/i210/i210.c index 8caa194a9e..32cae6f269 100644 --- a/src/drivers/intel/i210/i210.c +++ b/src/drivers/intel/i210/i210.c @@ -208,7 +208,8 @@ static void init(struct device *dev) static void enable_bus_master(struct device *dev) { - pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_MASTER); + if (CONFIG(PCI_ALLOW_BUS_MASTER_ANY_DEVICE)) + pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_MASTER); } static struct device_operations i210_ops = { |