From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Kiszka Subject: [PATCH v2 0/3] spi: pca2xx: Prepare for and enable MSI support Date: Mon, 16 Jan 2017 19:44:53 +0100 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: Mika Westerberg , linux-kernel@vger.kernel.org, Haojian Zhuang , linux-spi@vger.kernel.org, Jarkko Nikula , linux-arm-kernel@lists.infradead.org, Andy Shevchenko , Robert Jarzmik , Sascha Weisenberger , Daniel Mack To: Mark Brown Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org List-Id: linux-spi.vger.kernel.org This enhances the pca2xx driver's interrupt handler with support for edge-triggered interrupts and makes use of that for PCI-hosted variants, like the Intel Quark SoC. Changes in v2: - factored out handle_bad_msg (Andy) - reordered code in patch 3, avoiding unneeded pci_free_irq_vectors (Andy) Jan Jan Kiszka (3): spi: pxa2xx: Factor out handle_bad_msg spi: pxa2xx: Prepare for edge-triggered interrupts spi: pca2xx-pci: Allow MSI drivers/spi/spi-pxa2xx-pci.c | 8 ++++++- drivers/spi/spi-pxa2xx.c | 51 +++++++++++++++++++++++++------------------- 2 files changed, 36 insertions(+), 23 deletions(-) -- 2.1.4