diff options
| author | Pali Rohár <pali@kernel.org> | 2023-04-13 22:41:44 +0200 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2023-05-01 18:59:33 -0400 |
| commit | 76c72930f917ab348ff08d28a96b827d1626cb3a (patch) | |
| tree | 0c1555059c93b2cd349b0d6d0f6a98dfc3f85195 /drivers/pci | |
| parent | f1dc0daf7a7c73e525d52698ab914b8f833bed00 (diff) | |
pci: mpc85xx: Add missing sync() after writing to PCI config space
On PowerPC we should use barrier after store operation to HW register.
Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Heiko Schocher <hs@denx.de>
Tested-by: Heiko Schocher <hs@denx.de>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/pci_mpc85xx.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pci/pci_mpc85xx.c b/drivers/pci/pci_mpc85xx.c index 8a81a74067..23f14db830 100644 --- a/drivers/pci/pci_mpc85xx.c +++ b/drivers/pci/pci_mpc85xx.c @@ -41,6 +41,7 @@ static int mpc85xx_pci_dm_write_config(struct udevice *dev, pci_dev_t bdf, out_be32(priv->cfg_addr, addr); sync(); out_le32(priv->cfg_data, pci_conv_size_to_32(0, value, offset, size)); + sync(); return 0; } |