From mboxrd@z Thu Jan 1 00:00:00 1970 From: Adrian Hunter Subject: [PATCH 0/9] mmc: sdhci-pci: Respect PM flags when enabling card detect GPIO IRQ wakeup Date: Wed, 20 Dec 2017 10:18:44 +0200 Message-ID: <1513757933-11232-1-git-send-email-adrian.hunter@intel.com> Return-path: Received: from mga05.intel.com ([192.55.52.43]:36183 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752128AbdLTITV (ORCPT ); Wed, 20 Dec 2017 03:19:21 -0500 Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Ulf Hansson Cc: linux-mmc , Haridhar Kalvala Hi Commit 03dbaa04a2e5 ("mmc: slot-gpio: Add support to enable irq wake on cd_irq") enabled wakeup irrespective of the host controller's PM flags. However, users also want to control it from sysfs power/wakeup attribute. That means the driver needs to check the PM flags before enabling it in the suspend callback. Patch 9 adds support for that in sdhci-pci, which is the only driver presently using the MMC_CAP_CD_WAKE flag. Patches 1 - 7 tidy up aspects of sdhci and sdhci-pci wakeup handling, and patch 8 adds a helper function to make it easy for drivers. Adrian Hunter (9): mmc: sdhci-pci: Stop calling sdhci_enable_irq_wakeups() mmc: sdhci-pci: Use device wakeup capability to determine MMC_PM_WAKE_SDIO_IRQ capability mmc: sdhci: Stop exporting sdhci_enable_irq_wakeups() mmc: sdhci: Handle failure of enable_irq_wake() mmc: sdhci: Rework sdhci_enable_irq_wakeups() mmc: sdhci: Do not unnecessarily enable wakeup for card detect interrupt mmc: sdhci: Do not unnecessarily enable wakeup for SDIO card interrupt mmc: slot-gpio: Add a function to enable/disable card detect IRQ wakeup mmc: sdhci-pci: Respect PM flags when enabling card detect GPIO IRQ wakeup drivers/mmc/core/core.c | 3 +- drivers/mmc/core/slot-gpio.c | 25 ++++++++++++-- drivers/mmc/host/sdhci-pci-core.c | 73 +++++++++++++++++++-------------------- drivers/mmc/host/sdhci.c | 67 ++++++++++++++++++++++++----------- drivers/mmc/host/sdhci.h | 2 +- include/linux/mmc/slot-gpio.h | 1 + 6 files changed, 108 insertions(+), 63 deletions(-) Regards Adrian