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authorArend van Spriel <arend@broadcom.com>2011-12-13 00:15:10 +0100
committerJohn W. Linville <linville@tuxdriver.com>2011-12-13 21:48:30 +0100
commit99559f136559e6822f20fcf1b63e6910df126941 (patch)
tree1686bf90851e763a7d27df41a919f4c0d581c6df /drivers/net/wireless
parentbrcm80211: smac: remove mapped core related function from aiutils.c (diff)
downloadlinux-99559f136559e6822f20fcf1b63e6910df126941.tar.xz
linux-99559f136559e6822f20fcf1b63e6910df126941.zip
brcm80211: smac: cleanup si_info structure definition
Number of fields are no longer needed as the BCMA provides it or makes them redundant. These have been removed. Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Alwin Beukers <alwin@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Franky Lin <frankyl@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/aiutils.c51
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/aiutils.h27
2 files changed, 11 insertions, 67 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c
index f78350a668df..34a5e022509e 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c
@@ -454,29 +454,6 @@ struct aidmp {
u32 componentid3; /* 0xffc */
};
-/* parse the enumeration rom to identify all cores */
-static void ai_scan(struct si_pub *sih, struct bcma_bus *bus)
-{
- struct si_info *sii = (struct si_info *)sih;
- struct bcma_device *core;
- uint idx;
-
- list_for_each_entry(core, &bus->cores, list) {
- idx = core->core_index;
- sii->cia[idx] = core->id.manuf << CIA_MFG_SHIFT;
- sii->cia[idx] |= core->id.id << CIA_CID_SHIFT;
- sii->cia[idx] |= core->id.class << CIA_CCL_SHIFT;
- sii->cib[idx] = core->id.rev << CIB_REV_SHIFT;
- sii->coreid[idx] = core->id.id;
- sii->coresba[idx] = core->addr;
- sii->coresba_size[idx] = 0x1000;
- sii->coresba2[idx] = 0;
- sii->coresba2_size[idx] = 0;
- sii->wrapba[idx] = core->wrap;
- sii->numcores++;
- }
-}
-
/* return true if PCIE capability exists in the pci config space */
static bool ai_ispcie(struct si_info *sii)
{
@@ -502,10 +479,16 @@ static bool ai_buscore_prep(struct si_info *sii)
static bool
ai_buscore_setup(struct si_info *sii, struct bcma_device *cc)
{
+ struct bcma_device *core;
bool pci, pcie;
uint i;
uint pciidx, pcieidx, pcirev, pcierev;
+
+ /* no cores found, bail out */
+ if (cc->bus->nr_cores == 0)
+ return false;
+
/* get chipcommon rev */
sii->pub.ccrev = cc->id.rev;
@@ -532,11 +515,11 @@ ai_buscore_setup(struct si_info *sii, struct bcma_device *cc)
pcirev = pcierev = NOREV;
pciidx = pcieidx = BADIDX;
- for (i = 0; i < sii->numcores; i++) {
+ list_for_each_entry(core, &cc->bus->cores, list) {
uint cid, crev;
- cid = sii->coreid[i];
- crev = (sii->cib[i] & CIB_REV_MASK) >> CIB_REV_SHIFT;
+ cid = core->id.id;
+ crev = core->id.rev;
if (cid == PCI_CORE_ID) {
pciidx = i;
@@ -596,7 +579,6 @@ static __used void ai_nvram_process(struct si_info *sii)
static struct si_info *ai_doattach(struct si_info *sii,
struct bcma_bus *pbus)
{
- void __iomem *regs = pbus->mmio;
struct si_pub *sih = &sii->pub;
u32 w, savewin;
struct bcma_device *cc;
@@ -609,8 +591,6 @@ static struct si_info *ai_doattach(struct si_info *sii,
sii->icbus = pbus;
sii->buscoreidx = BADIDX;
sii->pcibus = pbus->host_pci;
- sii->curmap = regs;
- sii->curwrap = sii->curmap + SI_CORE_SIZE;
/* switch to Chipcommon core */
cc = pbus->drv_cc.core;
@@ -634,19 +614,10 @@ static struct si_info *ai_doattach(struct si_info *sii,
sih->chippkg = (w & CID_PKG_MASK) >> CID_PKG_SHIFT;
/* scan for cores */
- if (socitype == SOCI_AI) {
- SI_MSG("Found chip type AI (0x%08x)\n", w);
- /* pass chipc address instead of original core base */
- ai_scan(&sii->pub, pbus);
- } else {
- /* Found chip of unknown type */
- return NULL;
- }
- /* no cores found, bail out */
- if (sii->numcores == 0)
+ if (socitype != SOCI_AI)
return NULL;
- /* bus/core/clk setup */
+ SI_MSG("Found chip type AI (0x%08x)\n", w);
if (!ai_buscore_setup(sii, cc))
goto exit;
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.h b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.h
index 6742758e4d45..f9f88ddbe4af 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.h
@@ -174,39 +174,12 @@ struct si_info {
struct si_pub pub; /* back plane public state (must be first) */
struct bcma_bus *icbus; /* handle to soc interconnect bus */
struct pci_dev *pcibus; /* handle to pci bus */
- uint dev_coreid; /* the core provides driver functions */
- void *intr_arg; /* interrupt callback function arg */
- u32 (*intrsoff_fn) (void *intr_arg); /* turns chip interrupts off */
- /* restore chip interrupts */
- void (*intrsrestore_fn) (void *intr_arg, u32 arg);
- /* check if interrupts are enabled */
- bool (*intrsenabled_fn) (void *intr_arg);
-
struct pcicore_info *pch; /* PCI/E core handle */
struct list_head var_list; /* list of srom variables */
- void __iomem *curmap; /* current regs va */
- void __iomem *regs[SI_MAXCORES]; /* other regs va */
-
u32 chipst; /* chip status */
- uint curidx; /* current core index */
uint buscoreidx; /* buscore index */
- uint numcores; /* # discovered cores */
- uint coreid[SI_MAXCORES]; /* id of each core */
- u32 coresba[SI_MAXCORES]; /* backplane address of each core */
- void *regs2[SI_MAXCORES]; /* 2nd virtual address per core (usbh20) */
- u32 coresba2[SI_MAXCORES]; /* 2nd phys address per core (usbh20) */
- u32 coresba_size[SI_MAXCORES]; /* backplane address space size */
- u32 coresba2_size[SI_MAXCORES]; /* second address space size */
-
- void *curwrap; /* current wrapper va */
- void *wrappers[SI_MAXCORES]; /* other cores wrapper va */
- u32 wrapba[SI_MAXCORES]; /* address of controlling wrapper */
-
- u32 cia[SI_MAXCORES]; /* erom cia entry for each core */
- u32 cib[SI_MAXCORES]; /* erom cia entry for each core */
- u32 oob_router; /* oob router registers for axi */
};
/*