mailbox api · Maintained

Maintainers

• M Jassi Brar <jassisinghbrar@gmail.com>

Paths

• F Documentation/devicetree/bindings/mailbox/
• F drivers/mailbox/
• F include/dt-bindings/mailbox/
• F include/linux/mailbox_client.h
• F include/linux/mailbox_controller.h

Last 30 days

Recent patches

Most-recent 26 patches in this subsystem on linux-rt-devel, ordered by date desc.

• COLD19d Re: [PATCH v3 01/10] mailbox: imx: Forward the timeout/ error in imx_mu_generic_tx()
  2026-06-18 · Peng Fan <hidden>
• COLD19d REVIEWED: 4 (4M) [PATCH v3 08/10] mailbox: imx: Move the RXDB part of the mailbox into the threaded handler
  2026-06-17 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD19d REVIEWED: 4 (4M) [PATCH v3 07/10] mailbox: imx: Move the RX part of the mailbox into the threaded handler
  2026-06-17 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD19d REVIEWED: 4 (4M) [PATCH v3 09/10] mailbox: imx: Don't force-thread the primary handler
  2026-06-17 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD19d REVIEWED: 4 (4M) [PATCH v3 05/10] mailbox: imx: Use channel index instead of zero in imx_mu_specific_rx()
  2026-06-17 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD19d REVIEWED: 4 (4M) [PATCH v3 06/10] mailbox: imx: Start splitting the IRQ handler in primary and threaded handler
  2026-06-17 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD19d REVIEWED: 4 (4M) [PATCH v3 03/10] mailbox: imx: Use devm_pm_runtime_enable()
  2026-06-17 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD19d REVIEWED: 4 (4M) [PATCH v3 04/10] mailbox: imx: use devm_of_platform_populate()
  2026-06-17 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD19d [PATCH v3 01/10] mailbox: imx: Forward the timeout/ error in imx_mu_generic_tx()
  2026-06-17 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD19d REVIEWED: 4 (4M) [PATCH v3 02/10] mailbox: imx: Add a channel shutdown field
  2026-06-17 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD40d [PATCH v2 6/9] mailbox: imx: Move the RX part of the mailbox into the threaded handler
  2026-06-03 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD40d [PATCH v2 7/9] mailbox: imx: Move the RXDB part of the mailbox into the threaded handler
  2026-06-03 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD40d [PATCH v2 5/9] mailbox: imx: Start splitting the IRQ handler in primary and threaded handler
  2026-06-03 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD40d [PATCH v2 8/9] mailbox: imx: Don't force-thread the primary handler
  2026-06-03 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD40d [PATCH v2 4/9] mailbox: imx: Use channel index instead of zero in imx_mu_specific_rx()
  2026-06-03 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD40d [PATCH v2 2/9] mailbox: imx: Use devm_pm_runtime_enable()
  2026-06-03 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD40d [PATCH v2 3/9] mailbox: imx: use devm_of_platform_populate()
  2026-06-03 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD40d [PATCH v2 1/9] mailbox: imx: Add a channel shutdown field
  2026-06-03 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD46d [PATCH 4/5] mailbox: imx: Don't force-thread the primary handler
  2026-05-29 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD46d [PATCH 3/5] mailbox: imx: Move the RXDB part of the mailbox into the threaded handler
  2026-05-29 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD46d [PATCH 2/5] mailbox: imx: Move the RX part of the mailbox into the threaded handler
  2026-05-29 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD46d [PATCH 1/5] mailbox: imx: Start splitting the IRQ handler in primary and threaded handler
  2026-05-29 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• STALE153d REVIEWED: 1 (0M) [PATCH AUTOSEL 6.19-6.1] mailbox: pcc: Remove spurious IRQF_ONESHOT usage
  2026-02-15 · Sasha Levin <sashal@kernel.org>
• STALE153d [PATCH AUTOSEL 6.19-5.10] mailbox: bcm-ferxrm-mailbox: Use default primary handler
  2026-02-15 · Sasha Levin <sashal@kernel.org>
• STALE142d [PATCH AUTOSEL 6.19-5.10] mailbox: bcm-ferxrm-mailbox: Use default primary handler
  2026-02-12 · Sasha Levin <sashal@kernel.org>
• STALE160d [PATCH 04/21] mailbox: bcm-ferxrm-mailbox: Use default primary handler
  2026-01-23 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE153d REVIEWED: 1 (0M) [PATCH AUTOSEL 6.19-6.1] mailbox: pcc: Remove spurious IRQF_ONESHOT usage
  2026-02-15 · Sasha Levin <sashal@kernel.org> · 1 Reviewed-by
• COLD19d REVIEWED: 4 (4M) [PATCH v3 02/10] mailbox: imx: Add a channel shutdown field
  2026-06-17 · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2 Reviewed-by
• COLD19d REVIEWED: 4 (4M) [PATCH v3 03/10] mailbox: imx: Use devm_pm_runtime_enable()
  2026-06-17 · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2 Reviewed-by
• COLD19d REVIEWED: 4 (4M) [PATCH v3 04/10] mailbox: imx: use devm_of_platform_populate()
  2026-06-17 · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2 Reviewed-by
• COLD19d REVIEWED: 4 (4M) [PATCH v3 05/10] mailbox: imx: Use channel index instead of zero in imx_mu_specific_rx()
  2026-06-17 · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2 Reviewed-by
• COLD19d REVIEWED: 4 (4M) [PATCH v3 06/10] mailbox: imx: Start splitting the IRQ handler in primary and threaded handler
  2026-06-17 · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2 Reviewed-by

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• STALE160d [PATCH 04/21] mailbox: bcm-ferxrm-mailbox: Use default primary handler
  2026-01-23 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• STALE142d [PATCH AUTOSEL 6.19-5.10] mailbox: bcm-ferxrm-mailbox: Use default primary handler
  2026-02-12 · Sasha Levin <sashal@kernel.org>