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Message-ID: <CAPDyKFoeqp2Ztw9AE3nMju2kav-04Ahd_F_H9tiyZchsNSjrvQ@mail.gmail.com>
Date: Tue, 26 Oct 2021 17:40:09 +0200
From: Ulf Hansson <ulf.hansson@...aro.org>
To: Johan Hovold <johan@...nel.org>
Cc: linux-mmc@...r.kernel.org, linux-usb@...r.kernel.org,
linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH] mmc: vub300: fix control-message timeouts
On Mon, 25 Oct 2021 at 13:56, Johan Hovold <johan@...nel.org> wrote:
>
> USB control-message timeouts are specified in milliseconds and should
> specifically not vary with CONFIG_HZ.
>
> Fixes: 88095e7b473a ("mmc: Add new VUB300 USB-to-SD/SDIO/MMC driver")
> Cc: stable@...r.kernel.org # 3.0
> Signed-off-by: Johan Hovold <johan@...nel.org>
Applied for fixes, thanks!
Kind regards
Uffe
> ---
> drivers/mmc/host/vub300.c | 18 +++++++++---------
> 1 file changed, 9 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/mmc/host/vub300.c b/drivers/mmc/host/vub300.c
> index 4950d10d3a19..97beece62fec 100644
> --- a/drivers/mmc/host/vub300.c
> +++ b/drivers/mmc/host/vub300.c
> @@ -576,7 +576,7 @@ static void check_vub300_port_status(struct vub300_mmc_host *vub300)
> GET_SYSTEM_PORT_STATUS,
> USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
> 0x0000, 0x0000, &vub300->system_port_status,
> - sizeof(vub300->system_port_status), HZ);
> + sizeof(vub300->system_port_status), 1000);
> if (sizeof(vub300->system_port_status) == retval)
> new_system_port_status(vub300);
> }
> @@ -1241,7 +1241,7 @@ static void __download_offload_pseudocode(struct vub300_mmc_host *vub300,
> SET_INTERRUPT_PSEUDOCODE,
> USB_DIR_OUT | USB_TYPE_VENDOR |
> USB_RECIP_DEVICE, 0x0000, 0x0000,
> - xfer_buffer, xfer_length, HZ);
> + xfer_buffer, xfer_length, 1000);
> kfree(xfer_buffer);
> if (retval < 0)
> goto copy_error_message;
> @@ -1284,7 +1284,7 @@ static void __download_offload_pseudocode(struct vub300_mmc_host *vub300,
> SET_TRANSFER_PSEUDOCODE,
> USB_DIR_OUT | USB_TYPE_VENDOR |
> USB_RECIP_DEVICE, 0x0000, 0x0000,
> - xfer_buffer, xfer_length, HZ);
> + xfer_buffer, xfer_length, 1000);
> kfree(xfer_buffer);
> if (retval < 0)
> goto copy_error_message;
> @@ -1991,7 +1991,7 @@ static void __set_clock_speed(struct vub300_mmc_host *vub300, u8 buf[8],
> usb_control_msg(vub300->udev, usb_sndctrlpipe(vub300->udev, 0),
> SET_CLOCK_SPEED,
> USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
> - 0x00, 0x00, buf, buf_array_size, HZ);
> + 0x00, 0x00, buf, buf_array_size, 1000);
> if (retval != 8) {
> dev_err(&vub300->udev->dev, "SET_CLOCK_SPEED"
> " %dkHz failed with retval=%d\n", kHzClock, retval);
> @@ -2013,14 +2013,14 @@ static void vub300_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
> usb_control_msg(vub300->udev, usb_sndctrlpipe(vub300->udev, 0),
> SET_SD_POWER,
> USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
> - 0x0000, 0x0000, NULL, 0, HZ);
> + 0x0000, 0x0000, NULL, 0, 1000);
> /* must wait for the VUB300 u-proc to boot up */
> msleep(600);
> } else if ((ios->power_mode == MMC_POWER_UP) && !vub300->card_powered) {
> usb_control_msg(vub300->udev, usb_sndctrlpipe(vub300->udev, 0),
> SET_SD_POWER,
> USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
> - 0x0001, 0x0000, NULL, 0, HZ);
> + 0x0001, 0x0000, NULL, 0, 1000);
> msleep(600);
> vub300->card_powered = 1;
> } else if (ios->power_mode == MMC_POWER_ON) {
> @@ -2275,14 +2275,14 @@ static int vub300_probe(struct usb_interface *interface,
> GET_HC_INF0,
> USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
> 0x0000, 0x0000, &vub300->hc_info,
> - sizeof(vub300->hc_info), HZ);
> + sizeof(vub300->hc_info), 1000);
> if (retval < 0)
> goto error5;
> retval =
> usb_control_msg(vub300->udev, usb_sndctrlpipe(vub300->udev, 0),
> SET_ROM_WAIT_STATES,
> USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
> - firmware_rom_wait_states, 0x0000, NULL, 0, HZ);
> + firmware_rom_wait_states, 0x0000, NULL, 0, 1000);
> if (retval < 0)
> goto error5;
> dev_info(&vub300->udev->dev,
> @@ -2297,7 +2297,7 @@ static int vub300_probe(struct usb_interface *interface,
> GET_SYSTEM_PORT_STATUS,
> USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
> 0x0000, 0x0000, &vub300->system_port_status,
> - sizeof(vub300->system_port_status), HZ);
> + sizeof(vub300->system_port_status), 1000);
> if (retval < 0) {
> goto error4;
> } else if (sizeof(vub300->system_port_status) == retval) {
> --
> 2.32.0
>
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