* $Id: br1 $
*/
-#include "hal/ah_devid.h"
+#include "ath_hal/ah_devid.h"
#include "if_media.h"
#include <net80211/ieee80211_var.h>
#include "if_athvar.h"
#include "if_ath_hal_extensions.h"
+/* Known SREVs */
+static struct ath5k_srev_name srev_names[] = {
+ { "5210", AR5K_VERSION_VER, AR5K_SREV_VER_AR5210 },
+ { "5311", AR5K_VERSION_VER, AR5K_SREV_VER_AR5311 },
+ { "5311A", AR5K_VERSION_VER, AR5K_SREV_VER_AR5311A },
+ { "5311B", AR5K_VERSION_VER, AR5K_SREV_VER_AR5311B },
+ { "5211", AR5K_VERSION_VER, AR5K_SREV_VER_AR5211 },
+ { "5212", AR5K_VERSION_VER, AR5K_SREV_VER_AR5212 },
+ { "5213", AR5K_VERSION_VER, AR5K_SREV_VER_AR5213 },
+ { "5213A", AR5K_VERSION_VER, AR5K_SREV_VER_AR5213A },
+ { "2413", AR5K_VERSION_VER, AR5K_SREV_VER_AR2413 },
+ { "2414", AR5K_VERSION_VER, AR5K_SREV_VER_AR2414 },
+ { "2424", AR5K_VERSION_VER, AR5K_SREV_VER_AR2424 },
+ { "5424", AR5K_VERSION_VER, AR5K_SREV_VER_AR5424 },
+ { "5413", AR5K_VERSION_VER, AR5K_SREV_VER_AR5413 },
+ { "5414", AR5K_VERSION_VER, AR5K_SREV_VER_AR5414 },
+ { "5416", AR5K_VERSION_VER, AR5K_SREV_VER_AR5416 },
+ { "5418", AR5K_VERSION_VER, AR5K_SREV_VER_AR5418 },
+ { "2425", AR5K_VERSION_VER, AR5K_SREV_VER_AR2425 },
+ { "9160", AR5K_VERSION_VER, AR5K_SREV_VER_AR9160 },
+ { "9280", AR5K_VERSION_VER, AR5K_SREV_VER_AR9280 },
+ { "xxxxx", AR5K_VERSION_VER, AR5K_SREV_UNKNOWN },
+ { "5110", AR5K_VERSION_RAD, AR5K_SREV_RAD_5110 },
+ { "5111", AR5K_VERSION_RAD, AR5K_SREV_RAD_5111 },
+ { "2111", AR5K_VERSION_RAD, AR5K_SREV_RAD_2111 },
+ { "5112", AR5K_VERSION_RAD, AR5K_SREV_RAD_5112 },
+ { "5112A", AR5K_VERSION_RAD, AR5K_SREV_RAD_5112A },
+ { "2112", AR5K_VERSION_RAD, AR5K_SREV_RAD_2112 },
+ { "2112A", AR5K_VERSION_RAD, AR5K_SREV_RAD_2112A },
+ { "SChip", AR5K_VERSION_RAD, AR5K_SREV_RAD_SC0 },
+ { "SChip", AR5K_VERSION_RAD, AR5K_SREV_RAD_SC1 },
+ { "SChip", AR5K_VERSION_RAD, AR5K_SREV_RAD_SC2 },
+ { "5133", AR5K_VERSION_RAD, AR5K_SREV_RAD_5133 },
+ { "xxxxx", AR5K_VERSION_RAD, AR5K_SREV_UNKNOWN },
+};
+
+#define AR5210_MAGIC 0x19980124
+#define AR5211_MAGIC 0x19570405
+#define AR5212_MAGIC 0x19541014
+#define AR5416_MAGIC 0x20065416
+
int
-ar_device(int devid)
+ar_device(struct ath_softc *sc)
{
- switch (devid) {
- case AR5210_DEFAULT:
- case AR5210_PROD:
- case AR5210_AP:
+ int magic = sc->sc_ah->ah_magic;
+
+ switch (magic) {
+ case AR5210_MAGIC:
return 5210;
- case AR5211_DEFAULT:
- case AR5311_DEVID:
- case AR5211_LEGACY:
- case AR5211_FPGA11B:
+ case AR5211_MAGIC:
return 5211;
- case AR5212_DEFAULT:
- case AR5212_DEVID:
- case AR5212_FPGA:
- case AR5212_DEVID_IBM:
- case AR5212_AR5312_REV2:
- case AR5212_AR5312_REV7:
- case AR5212_AR2313_REV8:
- case AR5212_AR2315_REV6:
- case AR5212_AR2315_REV7:
- case AR5212_AR2317_REV1:
- case AR5212_DEVID_0014:
- case AR5212_DEVID_0015:
- case AR5212_DEVID_0016:
- case AR5212_DEVID_0017:
- case AR5212_DEVID_0018:
- case AR5212_DEVID_0019:
- case AR5212_AR2413:
- case AR5212_AR5413:
- case AR5212_AR5424:
- case AR5212_DEVID_FF19:
+ case AR5212_MAGIC:
return 5212;
- case AR5213_SREV_1_0:
- case AR5213_SREV_REG:
- case AR_SUBVENDOR_ID_NOG:
- case AR_SUBVENDOR_ID_NEW_A:
- return 5213;
+ case AR5416_MAGIC:
+ return 5416;
default:
- return 0; /* unknown */
+ printk(KERN_WARNING "unknown HAL magic 0x%08x\n", magic);
+ return 0;
}
}
-
int
ath_set_ack_bitrate(struct ath_softc *sc, int high)
{
- if (ar_device(sc->devid) == 5212 || ar_device(sc->devid) == 5213) {
+ if (ar_device(sc) == 5212) {
/* set ack to be sent at low bit-rate */
u_int32_t v = AR5K_STA_ID1_BASE_RATE_11B | AR5K_STA_ID1_ACKCTS_6MB;
if (high)
}
+const char *
+ath5k_chip_name(enum ath5k_srev_type type, u_int16_t val)
+{
+ const char *name = "xxxxx";
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(srev_names); i++) {
+ if (srev_names[i].sr_type != type)
+ continue;
+ if (val < srev_names[i + 1].sr_val) {
+ name = srev_names[i].sr_name;
+ break;
+ }
+ }
+
+ return name;
+}
+
+
+void
+ath_hw_beacon_stop(struct ath_softc *sc) {
+ HAL_BEACON_TIMERS btimers;
+
+ btimers.bt_intval = 0;
+ btimers.bt_nexttbtt = 0;
+ btimers.bt_nextdba = 0xffffffff;
+ btimers.bt_nextswba = 0xffffffff;
+ btimers.bt_nextatim = 0;
+
+ ath_hal_setbeacontimers(sc->sc_ah, &btimers);
+}
+
+
+/*
+ * IBSS mode: check the ATIM window size and fix it if necessary.
+ *
+ * the need for this function arises from the problem that due to unlucky timing
+ * of beacon timer configuration (which we try to avoid) and due to unlucky
+ * timing of local TSF updates (triggered by the reception of a beacon with the
+ * same BSSID - something we can't avoid) the beacon timers can be up updated
+ * seperately, leaving one of them in the past, not beeing updated until the
+ * timers wrap around. due to the fact that the beacon interval does not fit
+ * into the timer period (16 bit) a whole number of times the size of the ATIM
+ * window can get bigger than desired.
+ *
+ * usually we have an ATIM window size of 1 but this function is written to
+ * handle other window sizes as well.
+ */
+int
+ath_hw_check_atim(struct ath_softc *sc, int window, int intval)
+{
+ struct ath_hal *ah = sc->sc_ah;
+ unsigned int nbtt, atim, is5210 = 0;
+
+ if (ATH_SREV_FROM_AH(ah) >= AR5K_SREV_VER_AR5416)
+ return 0; /* AR5416+ doesn't do ATIM in HW */
+
+ if (ATH_SREV_FROM_AH(ah) == AR5K_SREV_VER_AR5210) {
+ nbtt = OS_REG_READ(ah, AR5K_TIMER0_5210);
+ atim = OS_REG_READ(ah, AR5K_TIMER3_5210);
+ is5210 = 1;
+ }
+ else {
+ nbtt = OS_REG_READ(ah, AR5K_TIMER0_5211);
+ atim = OS_REG_READ(ah, AR5K_TIMER3_5211);
+ }
+
+ /*
+ * check if the ATIM window is still correct:
+ * 1.) usually ATIM should be NBTT + window
+ * 2.) nbtt already updated
+ * 3.) nbtt already updated and has wrapped around
+ * 4.) atim has wrapped around
+ */
+ if ((atim - nbtt != window) && /* 1.) */
+ (nbtt - atim != intval - window) && /* 2.) */
+ ((nbtt | 0x10000) - atim != intval - window) && /* 3.) */
+ ((atim | 0x10000) - nbtt != window)) { /* 4.) */
+ if (is5210)
+ OS_REG_WRITE(ah, AR5K_TIMER3_5210, nbtt + window );
+ else
+ OS_REG_WRITE(ah, AR5K_TIMER3_5211, nbtt + window );
+ return atim - nbtt;
+ }
+ return 0;
+}