int mhl_msc_command_done(struct mhl_tx_ctrl *mhl_ctrl,
struct msc_command_struct *req)
{
bool dongle_pwr_en = false;
switch (req->command) {
case MHL_WRITE_STAT:
if (req->offset == MHL_STATUS_REG_LINK_MODE) {
if (req->payload.data[0]
& MHL_STATUS_PATH_ENABLED) {
/* Enable TMDS output */
mhl_tmds_ctrl(mhl_ctrl, TMDS_ENABLE);
if (mhl_ctrl->devcap_state == MHL_DEVCAP_ALL) {
dongle_pwr_en = mhl_ctrl->devcap[
MHL_DEV_CATEGORY_OFFSET] &
MHL_DEV_CATEGORY_POW_BIT;
if (dongle_pwr_en)
mhl_drive_hpd(mhl_ctrl, HPD_UP);
}
} else {
/* Disable TMDS output */
mhl_tmds_ctrl(mhl_ctrl, TMDS_DISABLE);
mhl_drive_hpd(mhl_ctrl, HPD_DOWN);
}
}
break;
case MHL_READ_DEVCAP:
mhl_update_devcap(mhl_ctrl,
req->offset, req->retval);
mhl_ctrl->devcap_state |= BIT(req->offset);
switch (req->offset) {
case MHL_DEV_CATEGORY_OFFSET:
if (req->retval & MHL_DEV_CATEGORY_POW_BIT)
pr_debug("%s: devcap pow bit set\n",
__func__);
else
pr_debug("%s: devcap pow bit unset\n",
__func__);
break;
case DEVCAP_OFFSET_RESERVED:
mhl_tmds_ctrl(mhl_ctrl, TMDS_ENABLE);
mhl_drive_hpd(mhl_ctrl, HPD_UP);
break;
case DEVCAP_OFFSET_MHL_VERSION:
case DEVCAP_OFFSET_INT_STAT_SIZE:
if (mhl_qualify_path_enable(mhl_ctrl))
mhl_tmds_ctrl(mhl_ctrl, TMDS_ENABLE);
break;
}
break;
case MHL_WRITE_BURST:
mhl_msc_send_set_int(
mhl_ctrl,
MHL_RCHANGE_INT,
MHL_INT_DSCR_CHG,
MSC_PRIORITY_SEND);
break;
}
return 0;
}
int mhl_msc_command_done(struct mhl_tx_ctrl *mhl_ctrl,
struct msc_command_struct *req)
{
switch (req->command) {
case MHL_WRITE_STAT:
if (req->offset == MHL_STATUS_REG_LINK_MODE) {
if (req->payload.data[0]
& MHL_STATUS_PATH_ENABLED) {
/* Enable TMDS output */
mhl_tmds_ctrl(mhl_ctrl, TMDS_ENABLE);
if (mhl_ctrl->devcap_state == MHL_DEVCAP_ALL) {
mhl_drive_hpd(mhl_ctrl, HPD_UP);
mhl_ctrl->tmds_ctrl_en = true;
}
} else {
/* Disable TMDS output */
mhl_tmds_ctrl(mhl_ctrl, TMDS_DISABLE);
mhl_drive_hpd(mhl_ctrl, HPD_DOWN);
}
}
break;
case MHL_READ_DEVCAP:
mhl_update_devcap(mhl_ctrl,
req->offset, req->retval);
mhl_ctrl->devcap_state |= BIT(req->offset);
switch (req->offset) {
case MHL_DEV_CATEGORY_OFFSET:
if (req->retval & MHL_DEV_CATEGORY_POW_BIT)
pr_debug("%s: devcap pow bit set\n",
__func__);
else
pr_debug("%s: devcap pow bit unset\n",
__func__);
power_supply_set_present(&mhl_ctrl->mhl_psy,
!!(req->retval & MHL_DEV_CATEGORY_POW_BIT));
break;
case DEVCAP_OFFSET_FEATURE_FLAG:
mhl_rap_send_msc_msg(mhl_ctrl, MHL_RAP_CONTENT_ON);
break;
case DEVCAP_OFFSET_RESERVED:
if (mhl_qualify_path_enable(mhl_ctrl)) {
mhl_tmds_ctrl(mhl_ctrl, TMDS_ENABLE);
mhl_drive_hpd(mhl_ctrl, HPD_UP);
mhl_ctrl->tmds_ctrl_en = true;
}
break;
}
break;
case MHL_WRITE_BURST:
mhl_msc_send_set_int(
mhl_ctrl,
MHL_RCHANGE_INT,
MHL_INT_DSCR_CHG,
MSC_PRIORITY_SEND);
break;
}
return 0;
}
