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Commit b2034e19 authored by Heiko Carstens's avatar Heiko Carstens Committed by Martin Schwidefsky
Browse files

s390/pci: remove dead code 



Get rid of these:

arch/s390/pci/pci_dma.c:16:29: warning: ‘zpci_ioat_dt’ defined but not used [-Wunused-variable]
arch/s390/pci/pci.c:164:12: warning: ‘zpci_store_fib’ defined but not used [-Wunused-function]

Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent eba61970

arch/s390/pci/pci.c

+0 −29
Original line number Diff line number Diff line
@@ -160,35 +160,6 @@ int pci_proc_domain(struct pci_bus *bus) 
}

EXPORT_SYMBOL_GPL(pci_proc_domain);



/* Store PCI function information block */

static int zpci_store_fib(struct zpci_dev *zdev, u8 *fc)

{

	struct zpci_fib *fib;

	u8 status, cc;



	fib = (void *) get_zeroed_page(GFP_KERNEL);

	if (!fib)

		return -ENOMEM;



	do {

		cc = __stpcifc(zdev->fh, 0, fib, &status);

		if (cc == 2) {

			msleep(ZPCI_INSN_BUSY_DELAY);

			memset(fib, 0, PAGE_SIZE);

		}

	} while (cc == 2);



	if (cc)

		pr_err_once("%s: cc: %u  status: %u\n",

			    __func__, cc, status);



	/* Return PCI function controls */

	*fc = fib->fc;



	free_page((unsigned long) fib);

	return (cc) ? -EIO : 0;

}



/* Modify PCI: Register adapter interruptions */

static int zpci_register_airq(struct zpci_dev *zdev, unsigned int aisb,

			      u64 aibv)

arch/s390/pci/pci_dma.c

+0 −2
Original line number Diff line number Diff line
@@ -13,8 +13,6 @@ 
#include <linux/pci.h>

#include <asm/pci_dma.h>



static enum zpci_ioat_dtype zpci_ioat_dt = ZPCI_IOTA_RTTO;



static struct kmem_cache *dma_region_table_cache;

static struct kmem_cache *dma_page_table_cache;