linux-kernel - [PATCH 0/2] can: mcp251xfd: fix ring/coalescing configuration

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Message-Id: <20240805-mcp251xfd-fix-ringconfig-v1-0-72086f0ca5ee@pengutronix.de>
Date: Mon, 05 Aug 2024 18:23:19 +0200
From: Marc Kleine-Budde <mkl@...gutronix.de>
To: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>, 
 Thomas Kopp <thomas.kopp@...rochip.com>, 
 Vincent Mailhol <mailhol.vincent@...adoo.fr>, 
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>
Cc: linux-can@...r.kernel.org, netdev@...r.kernel.org, 
 linux-kernel@...r.kernel.org, kernel@...gutronix.de, 
 Marc Kleine-Budde <mkl@...gutronix.de>
Subject: [PATCH 0/2] can: mcp251xfd: fix ring/coalescing configuration

When changing from CAN-CC to CAN-FD mode the ring and/or coalescing
parameters might be too big.

This series fixes the problem and adds a safeguard to detect broken
coalescing configuration.

Signed-off-by: Marc Kleine-Budde <mkl@...gutronix.de>
---
Marc Kleine-Budde (2):
      can: mcp251xfd: fix ring configuration when switching from CAN-CC to CAN-FD mode
      can: mcp251xfd: mcp251xfd_ring_init(): check TX-coalescing configuration

 drivers/net/can/spi/mcp251xfd/mcp251xfd-ram.c  | 11 ++++++++-
 drivers/net/can/spi/mcp251xfd/mcp251xfd-ring.c | 34 +++++++++++++++++++++-----
 2 files changed, 38 insertions(+), 7 deletions(-)
---
base-commit: 14ab4792ee120c022f276a7e4768f4dcb08f0cdd
change-id: 20240704-mcp251xfd-fix-ringconfig-6f6ee5f68242

Best regards,
-- 
Marc Kleine-Budde <mkl@...gutronix.de>