From: Markus Schneider-Pargmann <msp@baylibre.com>
To: Marc Kleine-Budde <mkl@pengutronix.de>,
Chandrasekar Ramakrishnan <rcsekar@samsung.com>,
Wolfgang Grandegger <wg@grandegger.com>
Cc: Vincent MAILHOL <mailhol.vincent@wanadoo.fr>,
linux-can@vger.kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org,
Markus Schneider-Pargmann <msp@baylibre.com>
Subject: [PATCH 04/18] can: m_can: Always acknowledge all interrupts
Date: Wed, 21 Dec 2022 16:25:23 +0100 [thread overview]
Message-ID: <20221221152537.751564-5-msp@baylibre.com> (raw)
In-Reply-To: <20221221152537.751564-1-msp@baylibre.com>
The code already exits the function on !ir before this condition. No
need to check again if anything is set as IR_ALL_INT is 0xffffffff.
Signed-off-by: Markus Schneider-Pargmann <msp@baylibre.com>
---
drivers/net/can/m_can/m_can.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index a43abc667757..4b387403a7c7 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -1073,8 +1073,7 @@ static irqreturn_t m_can_isr(int irq, void *dev_id)
return IRQ_NONE;
/* ACK all irqs */
- if (ir & IR_ALL_INT)
- m_can_write(cdev, M_CAN_IR, ir);
+ m_can_write(cdev, M_CAN_IR, ir);
if (cdev->ops->clear_interrupts)
cdev->ops->clear_interrupts(cdev);
--
2.38.1
next prev parent reply other threads:[~2022-12-21 15:25 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-21 15:25 [PATCH 00/18] can: m_can: Optimizations for m_can/tcan part 2 Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 01/18] can: tcan4x5x: Remove reserved register 0x814 from writable table Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 02/18] can: tcan4x5x: Check size of mram configuration Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 03/18] can: m_can: Remove repeated check for is_peripheral Markus Schneider-Pargmann
2022-12-21 15:25 ` Markus Schneider-Pargmann [this message]
2022-12-21 15:25 ` [PATCH 05/18] can: m_can: Remove double interrupt enable Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 06/18] can: m_can: Disable unused interrupts Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 07/18] can: m_can: Keep interrupts enabled during peripheral read Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 08/18] can: m_can: Write transmit header and data in one transaction Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 09/18] can: m_can: Implement receive coalescing Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 10/18] can: m_can: Implement transmit coalescing Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 11/18] can: m_can: Add rx coalescing ethtool support Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 12/18] can: m_can: Add tx " Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 13/18] can: m_can: Cache tx putidx Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 14/18] can: m_can: Use the workqueue as queue Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 15/18] can: m_can: Introduce a tx_fifo_in_flight counter Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 16/18] can: m_can: Use tx_fifo_in_flight for netif_queue control Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 17/18] can: m_can: Implement BQL Markus Schneider-Pargmann
2022-12-21 15:25 ` [PATCH 18/18] can: m_can: Implement transmit submission coalescing Markus Schneider-Pargmann
2023-01-09 13:55 ` [PATCH 00/18] can: m_can: Optimizations for m_can/tcan part 2 Markus Schneider-Pargmann
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