From: Sasha Levin <sashal@kernel.org>
To: Ulf Hansson <ulf.hansson@linaro.org>
Cc: patches@lists.linux.dev, stable@vger.kernel.org,
Matthew Schwartz <matthew.schwartz@linux.dev>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org
Subject: Re: [PATCH AUTOSEL 6.19-6.1] mmc: rtsx: reset power state on suspend
Date: Thu, 26 Feb 2026 08:24:07 -0500 [thread overview]
Message-ID: <aaBJd1ns_vZKzVN-@laps> (raw)
In-Reply-To: <CAPDyKFoPehkeOD1-U2CGd_1Owt2Ai6+28Epabz6wGnYVq6k=YA@mail.gmail.com>
On Thu, Feb 19, 2026 at 11:27:35AM +0100, Ulf Hansson wrote:
>On Thu, 19 Feb 2026 at 03:04, Sasha Levin <sashal@kernel.org> wrote:
>>
>> From: Matthew Schwartz <matthew.schwartz@linux.dev>
>>
>> [ Upstream commit eac85fbd0867c25ac517f58fae401d65c627edff ]
>>
>> When rtsx_pci suspends, the card reader hardware powers off but the sdmmc
>> driver's prev_power_state remains as MMC_POWER_ON. This causes sd_power_on
>> to skip reinitialization on the next I/O request, leading to DMA transfer
>> timeouts and errors on resume 20% of the time.
>>
>> Add a power_off slot callback so the PCR can notify the sdmmc driver
>> during suspend. The sdmmc driver resets prev_power_state, and sd_request
>> checks this to reinitialize the card before the next I/O.
>>
>> Signed-off-by: Matthew Schwartz <matthew.schwartz@linux.dev>
>> Link: https://patch.msgid.link/20260105060236.400366-2-matthew.schwartz@linux.dev
>> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
>> Signed-off-by: Sasha Levin <sashal@kernel.org>
>
>NAK.
>
>This patch is reverted in mainline, as it's not the proper fix.
Dropped, thanks.
--
Thanks,
Sasha
next prev parent reply other threads:[~2026-02-26 13:24 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-19 2:03 [PATCH AUTOSEL 6.19] rust_binder: Fix build failure if !CONFIG_COMPAT Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-6.12] usb: chipidea: udc: fix DMA and SG cleanup in _ep_nuke() Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-5.15] staging: rtl8723bs: fix memory leak on failure path Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19] tty: vt/keyboard: Split apart vt_do_diacrit() Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-5.10] fix it87_wdt early reboot by reporting running timer Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-5.15] misc: eeprom: Fix EWEN/EWDS/ERAL commands for 93xx56 and 93xx66 Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-5.15] mmc: rtsx_pci: add quirk to disable MMC_CAP_AGGRESSIVE_PM for RTS525A Sasha Levin
2026-02-19 10:29 ` Ulf Hansson
2026-02-26 13:23 ` Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-6.1] fpga: of-fpga-region: Fail if any bridge is missing Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-6.12] soundwire: intel_auxdevice: add cs42l45 codec to wake_capable_list Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-5.10] iio: magnetometer: Remove IRQF_ONESHOT Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-6.1] watchdog: imx7ulp_wdt: handle the nowayout option Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-5.10] serial: 8250_dw: handle clock enable errors in runtime_resume Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-6.12] most: core: fix resource leak in most_register_interface error paths Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19] block: fix partial IOVA mapping cleanup in blk_rq_dma_map_iova Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-6.1] misc: bcm_vk: Fix possible null-pointer dereferences in bcm_vk_read() Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-6.1] dmaengine: sun6i: Choose appropriate burst length under maxburst Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-6.1] mmc: rtsx: reset power state on suspend Sasha Levin
2026-02-19 10:27 ` Ulf Hansson
2026-02-26 13:24 ` Sasha Levin [this message]
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19] serial: rsci: Add set_rtrg() callback Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-5.10] Revert "mfd: da9052-spi: Change read-mask to write-mask" Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-6.18] pinctrl: mediatek: make devm allocations safer and clearer in mtk_eint_do_init() Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-6.12] serial: 8250: 8250_omap.c: Add support for handling UART error conditions Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-6.12] usb: gadget: f_fs: Fix ioctl error handling Sasha Levin
2026-02-19 2:03 ` [PATCH AUTOSEL 6.19-6.12] phy: cadence-torrent: restore parent clock for refclk during resume Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-5.10] binder: don't use %pK through printk Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-6.18] iio: bmi270_i2c: Add MODULE_DEVICE_TABLE for BMI260/270 Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-5.15] iio: Use IRQF_NO_THREAD Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-6.12] mfd: intel-lpss: Add Intel Nova Lake-S PCI IDs Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-6.12] phy: ti: phy-j721e-wiz: restore mux selection during resume Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-5.10] MIPS: Loongson: Make cpumask_of_node() robust against NUMA_NO_NODE Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-6.12] usb: gadget: f_fs: fix DMA-BUF OUT queues Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-5.10] phy: fsl-imx8mq-usb: disable bind/unbind platform driver feature Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-6.18] watchdog: rzv2h_wdt: Discard pm_runtime_put() return value Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-6.1] soundwire: dmi-quirks: add mapping for Avell B.ON (OEM rebranded of NUC15) Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-6.18] pinctrl: renesas: rzt2h: Allow .get_direction() for IRQ function GPIOs Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-6.12] dmaengine: stm32-dma3: use module_platform_driver Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-5.15] staging: rtl8723bs: fix missing status update on sdio_alloc_irq() failure Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-5.15] phy: mvebu-cp110-utmi: fix dr_mode property read from dts Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-6.1] usb: typec: ucsi: psy: Fix voltage and current max for non-Fixed PDOs Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-5.10] serial: 8250: 8250_omap.c: Clear DMA RX running status only after DMA termination is done Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-6.1] dmaengine: stm32-mdma: initialize m2m_hw_period and ccr to fix warnings Sasha Levin
2026-02-19 2:04 ` [PATCH AUTOSEL 6.19-6.18] misc: ti_fpc202: fix a potential memory leak in probe function Sasha Levin
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