evie/android_kernel_oneplus_msm8998
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mmc: sdhci-msm: disable runtime pm and clock gating for SDIO

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Disable power management features for SDIO as the current code is
not ready to enable it.

Change-Id: I234ebf6cc46d2a3b70bf9ba3f94b4b1abc1acd44
Signed-off-by: Pavan Anamula <pavana@codeaurora.org>
This commit is contained in:
Pavan Anamula 2015-10-29 23:22:12 +05:30 • committed by Subhash Jadavani
parent 3b0520abdd
commit 6ae860507e
2 changed files with 20 additions and 2 deletions
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9
drivers/mmc/core/host.c
View file

@ -194,8 +194,13 @@ bool mmc_host_may_gate_card(struct mmc_card *card)
* SDIO3.0 card allows the clock to be gated off so check if
* that is the case or not.
*/
if (mmc_card_sdio(card) && card->cccr.async_intr_sup)
return true;
if (mmc_card_sdio(card) && card->cccr.async_intr_sup) {
if (mmc_enable_qca6574_settings(card) ||
mmc_enable_qca9377_settings(card))
return false;
else
return true;
}
/*
* Don't gate SDIO cards! These need to be clocked at all times

13
drivers/mmc/host/sdhci-msm.c
View file

@ -4323,6 +4323,12 @@ static int sdhci_msm_runtime_suspend(struct device *dev)
ktime_t start = ktime_get();
int ret;
if (host->mmc->card && mmc_card_sdio(host->mmc->card)) {
if (mmc_enable_qca6574_settings(host->mmc->card) ||
mmc_enable_qca9377_settings(host->mmc->card))
return 0;
}
disable_irq(host->irq);
disable_irq(msm_host->pwr_irq);
@ -4355,6 +4361,13 @@ static int sdhci_msm_runtime_resume(struct device *dev)
ktime_t start = ktime_get();
int ret;
if (host->mmc->card && mmc_card_sdio(host->mmc->card)) {
if (mmc_enable_qca6574_settings(host->mmc->card) ||
mmc_enable_qca9377_settings(host->mmc->card))
return 0;
}
if (host->is_crypto_en) {
ret = sdhci_msm_enable_controller_clock(host);
if (ret) {