From: Sascha Hauer <sha@pengutronix.de>
To: Ahmad Fatoum <a.fatoum@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 01/14] show_progress: add system wide progress stage notifier
Date: Thu, 15 Apr 2021 09:29:11 +0200 [thread overview]
Message-ID: <20210415072911.GB19819@pengutronix.de> (raw)
In-Reply-To: <20210412223502.29691-2-a.fatoum@pengutronix.de>
On Tue, Apr 13, 2021 at 12:34:49AM +0200, Ahmad Fatoum wrote:
> Use case is e.g. board code that wants to register a client to light
> status LEDs to indicate system state when no serial output is available.
> This functionality doesn't increase code size due to linker GC when
> CONFIG_PROGRESS_NOTIFIER is disabled.
>
> There is a generic progress notifier provided that just logs the
> status. This could be shared with the booted kernel via pstore or
> the log as a whole written to a system setup USB drive.
>
> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
> ---
> include/progress.h | 43 +++++++++++++++++++++++++++++++++++++++++++
> lib/Kconfig | 6 ++++++
> lib/show_progress.c | 28 ++++++++++++++++++++++++++++
> 3 files changed, 77 insertions(+)
>
> diff --git a/include/progress.h b/include/progress.h
> index 50b15fb12b4c..7230bd3a9bd5 100644
> --- a/include/progress.h
> +++ b/include/progress.h
> @@ -3,6 +3,8 @@
> #define __PROGRSS_H
>
> #include <linux/types.h>
> +#include <notifier.h>
> +#include <errno.h>
>
> /* Initialize a progress bar. If max > 0 a one line progress
> * bar is printed where 'max' corresponds to 100%. If max == 0
> @@ -15,4 +17,45 @@ void init_progression_bar(loff_t max);
> */
> void show_progress(loff_t now);
>
> +extern struct notifier_head progress_notifier;
> +
> +enum progress_stage {
> + PROGRESS_UNSPECIFIED = 0,
> + PROGRESS_UPDATING,
> + PROGRESS_UPDATE_SUCCESS,
> + PROGRESS_UPDATE_FAIL,
> +};
Neither the commit message nor the function names say it, but here it
seems the progress is only used in context of a software update. Do you
anticipate going other types of progress here as well?
Sascha
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next prev parent reply other threads:[~2021-04-15 7:30 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-12 22:34 [PATCH 00/14] usb: gadget: refactor to allow easier extension Ahmad Fatoum
2021-04-12 22:34 ` [PATCH 01/14] show_progress: add system wide progress stage notifier Ahmad Fatoum
2021-04-15 7:29 ` Sascha Hauer [this message]
2021-04-15 7:39 ` Ahmad Fatoum
2021-04-12 22:34 ` [PATCH 02/14] common: console: add log_dprint to print to file descriptor Ahmad Fatoum
2021-04-15 7:25 ` Sascha Hauer
2021-04-15 7:43 ` Ahmad Fatoum
2021-04-12 22:34 ` [PATCH 03/14] string: implement strstarts along with strends Ahmad Fatoum
2021-04-12 22:34 ` [PATCH 04/14] vsprintf: introduce %m shorthand for "%s", strerror(errno) Ahmad Fatoum
2021-04-12 22:34 ` [PATCH 05/14] param: introduce file-list parameter type Ahmad Fatoum
2021-04-12 22:34 ` [PATCH 06/14] common: add generic machine partitions interface Ahmad Fatoum
2021-04-14 10:08 ` Sascha Hauer
2021-04-14 10:20 ` Ahmad Fatoum
2021-04-12 22:34 ` [PATCH 07/14] fastboot: handle ill-named partitions gracefully Ahmad Fatoum
2021-04-12 22:34 ` [PATCH 08/14] usb: gadget: dfu: change status message to info log level Ahmad Fatoum
2021-04-12 22:34 ` [PATCH 09/14] usbgadget: autostart: fix indeterminism around usbgadget.autostart Ahmad Fatoum
2021-04-12 22:34 ` [PATCH 10/14] usbgadget: allow DFU and Fastboot functions to coexist Ahmad Fatoum
2021-04-12 22:34 ` [PATCH 11/14] fastboot/dfu: use machine partitions as fall back Ahmad Fatoum
2021-04-12 22:35 ` [PATCH 12/14] bbu: add function to directly add handlers into file_list Ahmad Fatoum
2021-04-12 22:35 ` [PATCH 13/14] file_list: add file_list_detect_all() Ahmad Fatoum
2021-04-12 22:35 ` [PATCH 14/14] common: make FILE_LIST feature unconditional Ahmad Fatoum
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