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author | Sebastian Ott <sebott@linux.vnet.ibm.com> | 2015-06-23 14:06:35 +0200 |
---|---|---|
committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2015-07-22 09:58:05 +0200 |
commit | 198a52789435a00087040ad0ec25da84c555621f (patch) | |
tree | ae588caa030d5bfcf584698840cf573bddc338e5 /arch/s390/pci/pci_dma.c | |
parent | s390/nmi: use the normal asynchronous stack for machine checks (diff) | |
download | linux-198a52789435a00087040ad0ec25da84c555621f.tar.xz linux-198a52789435a00087040ad0ec25da84c555621f.zip |
s390/pci: inline get_zdev
Inline get_zdev to save ~200 bytes of kernel text for CONFIG_PCI=y.
Also rename the function to to_zpci to make clear that we don't do
reference counting here.
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/pci/pci_dma.c')
-rw-r--r-- | arch/s390/pci/pci_dma.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/s390/pci/pci_dma.c b/arch/s390/pci/pci_dma.c index 6fd8d5836138..42b76580c8b8 100644 --- a/arch/s390/pci/pci_dma.c +++ b/arch/s390/pci/pci_dma.c @@ -277,7 +277,7 @@ static dma_addr_t s390_dma_map_pages(struct device *dev, struct page *page, enum dma_data_direction direction, struct dma_attrs *attrs) { - struct zpci_dev *zdev = get_zdev(to_pci_dev(dev)); + struct zpci_dev *zdev = to_zpci(to_pci_dev(dev)); unsigned long nr_pages, iommu_page_index; unsigned long pa = page_to_phys(page) + offset; int flags = ZPCI_PTE_VALID; @@ -316,7 +316,7 @@ static void s390_dma_unmap_pages(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction direction, struct dma_attrs *attrs) { - struct zpci_dev *zdev = get_zdev(to_pci_dev(dev)); + struct zpci_dev *zdev = to_zpci(to_pci_dev(dev)); unsigned long iommu_page_index; int npages; @@ -337,7 +337,7 @@ static void *s390_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag, struct dma_attrs *attrs) { - struct zpci_dev *zdev = get_zdev(to_pci_dev(dev)); + struct zpci_dev *zdev = to_zpci(to_pci_dev(dev)); struct page *page; unsigned long pa; dma_addr_t map; @@ -367,7 +367,7 @@ static void s390_dma_free(struct device *dev, size_t size, void *pa, dma_addr_t dma_handle, struct dma_attrs *attrs) { - struct zpci_dev *zdev = get_zdev(to_pci_dev(dev)); + struct zpci_dev *zdev = to_zpci(to_pci_dev(dev)); size = PAGE_ALIGN(size); atomic64_sub(size / PAGE_SIZE, &zdev->allocated_pages); |