linux-kernel - [PATCH v2 RESEND 0/3] serial: Add uart_xmit_advance() + fixes part (of a larger patch series)

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Message-Id: <20220901143934.8850-1-ilpo.jarvinen@linux.intel.com>
Date:   Thu,  1 Sep 2022 17:39:31 +0300
From:   Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        linux-serial@...r.kernel.org,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     linux-kernel@...r.kernel.org,
        Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Subject: [PATCH v2 RESEND 0/3] serial: Add uart_xmit_advance() + fixes part (of a larger patch series)

Add uart_xmit_advance() helper to handle circular xmit buffer
advancement + accounting of Tx'ed bytes. Use it to fix a few drivers
that previously lacked to accounting for DMA Tx.

v2:
- Correct tags

Ilpo Järvinen (3):
  serial: Create uart_xmit_advance()
  serial: tegra: Use uart_xmit_advance(), fixes icount.tx accounting
  serial: tegra-tcu: Use uart_xmit_advance(), fixes icount.tx accounting

 drivers/tty/serial/serial-tegra.c |  5 ++---
 drivers/tty/serial/tegra-tcu.c    |  2 +-
 include/linux/serial_core.h       | 17 +++++++++++++++++
 3 files changed, 20 insertions(+), 4 deletions(-)

-- 
2.30.2