From 60dda6c0d26c1c84a4ca3b22aab8147bb431112f Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sun, 29 Apr 2012 02:50:37 +0200 Subject: [PATCH] brcmsmac: remove pcicore_find_pci_capability() This function is now unreferenced Signed-off-by: Hauke Mehrtens Tested-by: Arend van Spriel Signed-off-by: John W. Linville --- .../net/wireless/brcm80211/brcmsmac/nicpci.c | 64 ------------------- .../net/wireless/brcm80211/brcmsmac/nicpci.h | 2 - 2 files changed, 66 deletions(-) diff --git a/drivers/net/wireless/brcm80211/brcmsmac/nicpci.c b/drivers/net/wireless/brcm80211/brcmsmac/nicpci.c index 5de506d4ac71..2d615cbcd903 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/nicpci.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/nicpci.c @@ -240,70 +240,6 @@ void pcicore_deinit(struct pcicore_info *pch) kfree(pch); } -/* return cap_offset if requested capability exists in the PCI config space */ -/* Note that it's caller's responsibility to make sure it's a pci bus */ -u8 -pcicore_find_pci_capability(struct pci_dev *dev, u8 req_cap_id, - unsigned char *buf, u32 *buflen) -{ - u8 cap_id; - u8 cap_ptr = 0; - u32 bufsize; - u8 byte_val; - - /* check for Header type 0 */ - pci_read_config_byte(dev, PCI_HEADER_TYPE, &byte_val); - if ((byte_val & 0x7f) != PCI_HEADER_TYPE_NORMAL) - goto end; - - /* check if the capability pointer field exists */ - pci_read_config_byte(dev, PCI_STATUS, &byte_val); - if (!(byte_val & PCI_STATUS_CAP_LIST)) - goto end; - - pci_read_config_byte(dev, PCI_CAPABILITY_LIST, &cap_ptr); - /* check if the capability pointer is 0x00 */ - if (cap_ptr == 0x00) - goto end; - - /* loop thru the capability list - * and see if the pcie capability exists - */ - - pci_read_config_byte(dev, cap_ptr, &cap_id); - - while (cap_id != req_cap_id) { - pci_read_config_byte(dev, cap_ptr + 1, &cap_ptr); - if (cap_ptr == 0x00) - break; - pci_read_config_byte(dev, cap_ptr, &cap_id); - } - if (cap_id != req_cap_id) - goto end; - - /* found the caller requested capability */ - if (buf != NULL && buflen != NULL) { - u8 cap_data; - - bufsize = *buflen; - if (!bufsize) - goto end; - *buflen = 0; - /* copy the capability data excluding cap ID and next ptr */ - cap_data = cap_ptr + 2; - if ((bufsize + cap_data) > PCI_SZPCR) - bufsize = PCI_SZPCR - cap_data; - *buflen = bufsize; - while (bufsize--) { - pci_read_config_byte(dev, cap_data, buf); - cap_data++; - buf++; - } - } -end: - return cap_ptr; -} - /* ***** Register Access API */ static uint pcie_readreg(struct bcma_device *core, uint addrtype, uint offset) diff --git a/drivers/net/wireless/brcm80211/brcmsmac/nicpci.h b/drivers/net/wireless/brcm80211/brcmsmac/nicpci.h index 460a33e4893d..1e15ba988cba 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/nicpci.h +++ b/drivers/net/wireless/brcm80211/brcmsmac/nicpci.h @@ -66,8 +66,6 @@ extern struct pcicore_info *pcicore_init(struct si_pub *sih, extern void pcicore_deinit(struct pcicore_info *pch); extern void pcicore_up(struct pcicore_info *pch, int state); extern void pcicore_down(struct pcicore_info *pch, int state); -extern u8 pcicore_find_pci_capability(struct pci_dev *dev, u8 req_cap_id, - unsigned char *buf, u32 *buflen); extern void pcicore_fixcfg(struct pcicore_info *pch); #endif /* _BRCM_NICPCI_H_ */ -- 2.20.1