From: Samuel Iglesias Gonsálvez Date: Fri, 20 Jul 2012 07:39:05 +0000 (+0200) Subject: Staging: ipack/bridges/tpci200: use ioremap_nocache instead of ioremap X-Git-Tag: next-20120816~16^2~77 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=5b47f3cbf03f69efc24b34200d6b432fe354b8d5;p=karo-tx-linux.git Staging: ipack/bridges/tpci200: use ioremap_nocache instead of ioremap The CPU might write-combine and/or cache memory access. Something that for most modules is not desired. Signed-off-by: Samuel Iglesias Gonsálvez Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/ipack/bridges/tpci200.c b/drivers/staging/ipack/bridges/tpci200.c index cee25c78a11a..5831af8f1e8c 100644 --- a/drivers/staging/ipack/bridges/tpci200.c +++ b/drivers/staging/ipack/bridges/tpci200.c @@ -390,15 +390,15 @@ static int tpci200_register(struct tpci200_board *tpci200) /* Map internal tpci200 driver user space */ tpci200->info->interface_regs = - ioremap(pci_resource_start(tpci200->info->pdev, + ioremap_nocache(pci_resource_start(tpci200->info->pdev, TPCI200_IP_INTERFACE_BAR), TPCI200_IFACE_SIZE); tpci200->info->ioidint_space = - ioremap(pci_resource_start(tpci200->info->pdev, + ioremap_nocache(pci_resource_start(tpci200->info->pdev, TPCI200_IO_ID_INT_SPACES_BAR), TPCI200_IOIDINT_SIZE); tpci200->info->mem8_space = - ioremap(pci_resource_start(tpci200->info->pdev, + ioremap_nocache(pci_resource_start(tpci200->info->pdev, TPCI200_MEM8_SPACE_BAR), TPCI200_MEM8_SIZE); @@ -677,7 +677,7 @@ static int tpci200_slot_map_space(struct ipack_device *dev, virt_addr_space->size = size_to_map; virt_addr_space->address = - ioremap((unsigned long)phys_address, size_to_map); + ioremap_nocache((unsigned long)phys_address, size_to_map); out_unlock: mutex_unlock(&tpci200->mutex);