extern PBCMSDH_SDMMC_INSTANCE gInstance;
-uint sd_sdmode = SDIOH_MODE_SD4; /* Use SD4 mode by default */
uint sd_f2_blocksize = 512; /* Default blocksize */
uint sd_hiok = false; /* Don't use hi-speed mode by default */
IOV_USEINTS,
IOV_NUMINTS,
IOV_DEVREG,
- IOV_SDMODE,
IOV_HISPEED,
IOV_HCIREGS,
IOV_RXCHAIN
{"sd_numints", IOV_NUMINTS, 0, IOVT_UINT32, 0},
{"sd_devreg", IOV_DEVREG, 0, IOVT_BUFFER, sizeof(sdreg_t)}
,
- {"sd_mode", IOV_SDMODE, 0, IOVT_UINT32, 100}
- ,
{"sd_highspeed", IOV_HISPEED, 0, IOVT_UINT32, 0}
,
{"sd_rxchain", IOV_RXCHAIN, 0, IOVT_BOOL, 0}
break;
- case IOV_GVAL(IOV_SDMODE):
- int_val = (u32) sd_sdmode;
- memcpy(arg, &int_val, val_size);
- break;
-
- case IOV_SVAL(IOV_SDMODE):
- sd_sdmode = int_val;
- break;
-
case IOV_GVAL(IOV_HISPEED):
int_val = (u32) sd_hiok;
memcpy(arg, &int_val, val_size);
s32 idletime; /* Control for activity timeout */
s32 idlecount; /* Activity timeout counter */
s32 idleclock; /* How to set bus driver when idle */
- s32 sd_mode; /* Mode control to bus driver */
s32 sd_rxchain; /* If bcmsdh api accepts PKT chains */
bool use_rxchain; /* If dhd should use PKT chains */
bool sleeping; /* Is SDIO bus sleeping? */
/* Change idle/active SD state */
static int dhdsdio_sdclk(dhd_bus_t *bus, bool on)
{
- int err;
- s32 iovalue;
-
DHD_TRACE(("%s: Enter\n", __func__));
- if (on) {
- if (bus->idleclock == DHD_IDLE_STOP) {
- iovalue = bus->sd_mode;
- err = bcmsdh_iovar_op(bus->sdh, "sd_mode", NULL, 0,
- &iovalue, sizeof(iovalue), true);
- if (err) {
- DHD_ERROR(("%s: error changing sd_mode: %d\n",
- __func__, err));
- return -EBADE;
- }
- }
+ if (on)
bus->clkstate = CLK_SDONLY;
- } else {
- /* Stop or slow the SD clock itself */
- if (bus->sd_mode == -1) {
- DHD_TRACE(("%s: can't idle clock, mode %d\n",
- __func__, bus->sd_mode));
- return -EBADE;
- }
- if (bus->idleclock == DHD_IDLE_STOP) {
- if (sd1idle) {
- /* Change to SD1 mode and turn off clock */
- iovalue = 1;
- err =
- bcmsdh_iovar_op(bus->sdh, "sd_mode", NULL,
- 0, &iovalue,
- sizeof(iovalue), true);
- if (err) {
- DHD_ERROR(("%s: error changing sd_clock: %d\n",
- __func__, err));
- return -EBADE;
- }
- }
- }
+ else
bus->clkstate = CLK_NONE;
- }
return 0;
}
bcmsdh_iovar_op(bus->sdh, name, params, plen, arg, len,
set);
- /* Check for bus configuration changes of interest */
-
- /* If it was a mode change, read the new one */
- if (set && strcmp(name, "sd_mode") == 0) {
- if (bcmsdh_iovar_op(bus->sdh, "sd_mode", NULL, 0,
- &bus->sd_mode, sizeof(s32),
- false) != 0) {
- bus->sd_mode = -1;
- DHD_ERROR(("%s: fail on %s get\n", __func__,
- name));
- } else {
- DHD_INFO(("%s: noted %s update, value now %d\n",
- __func__, name, bus->sd_mode));
- }
- }
/* Similar check for blocksize change */
if (set && strcmp(name, "sd_blocksize") == 0) {
s32 fnum = 2;
bus->idletime = (s32) dhd_idletime;
bus->idleclock = DHD_IDLE_ACTIVE;
- /* Query the SD bus mode */
- if (bcmsdh_iovar_op(sdh, "sd_mode", NULL, 0,
- &bus->sd_mode, sizeof(s32), false) != 0) {
- DHD_ERROR(("%s: fail on %s get\n", __func__, "sd_mode"));
- bus->sd_mode = -1;
- } else {
- DHD_INFO(("%s: Initial value for %s is %d\n",
- __func__, "sd_mode", bus->sd_mode));
- }
-
/* Query the F2 block size, set roundup accordingly */
fnum = 2;
if (bcmsdh_iovar_op(sdh, "sd_blocksize", &fnum, sizeof(s32),