[v3,9/9] spi: spi-s3c64xx: Turn on interrupts upon resume

Message ID	20201002122243.26849-10-l.stelmach@samsung.com
State	New
Headers	show Return-Path: <SRS0=6p2y=DJ=vger.kernel.org=linux-samsung-soc-owner@kernel.org> From: =?utf-8?q?=C5=81ukasz_Stelmach?= <l.stelmach@samsung.com> To: Kukjin Kim <kgene@kernel.org>, Krzysztof Kozlowski <krzk@kernel.org>, Tomasz Figa <tomasz.figa@gmail.com>, Andi Shyti <andi@etezian.org>, Mark Brown <broonie@kernel.org>, linux-spi@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Marek Szyprowski <m.szyprowski@samsung.com>, =?utf-8?q?Bart=C5=82omiej?= =?utf-8?b?IMW7b8WCbmllcmtpZXdpY3o=?= <b.zolnierkie@samsung.com>, =?utf-8?q?=C5=81ukasz_Stelmach?= <l.stelmach@samsung.com> Subject: [PATCH v3 9/9] spi: spi-s3c64xx: Turn on interrupts upon resume Date: Fri, 2 Oct 2020 14:22:43 +0200 Message-Id: <20201002122243.26849-10-l.stelmach@samsung.com> In-Reply-To: <20201002122243.26849-1-l.stelmach@samsung.com> MIME-Version: 1.0 Organization: Samsung R&D Institute Poland Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="utf-8" CMS-TYPE: 201P References: <20201002122243.26849-1-l.stelmach@samsung.com> <CGME20201002122256eucas1p10093b3619fbe5f96ae351920329d1626@eucas1p1.samsung.com> Precedence: bulk
Series	Some fixes for spi-s3c64xx \| expand [v3,0/9] Some fixes for spi-s3c64xx [v3,1/9] spi: spi-s3c64xx: swap s3c64xx_spi_set_cs() and s3c64xx_enable_datapath() [v3,2/9] spi: spi-s3s64xx: Add S3C64XX_SPI_QUIRK_CS_AUTO for Exynos3250 [v3,3/9] spi: spi-s3c64xx: Check return values [v3,4/9] spi: spi-s3c64xx: Report more information when errors occur [v3,5/9] spi: spi-s3c64xx: Rename S3C64XX_SPI_SLAVE_* to S3C64XX_SPI_CS_* [v3,6/9] spi: spi-s3c64xx: Fix doc comment for struct s3c64xx_spi_driver_data [v3,7/9] spi: spi-s3c64xx: Ensure cur_speed holds actual clock value [v3,8/9] spi: spi-s3c64xx: Increase transfer timeout [v3,9/9] spi: spi-s3c64xx: Turn on interrupts upon resume

Message ID

20201002122243.26849-10-l.stelmach@samsung.com

State

New

Headers

From: =?utf-8?q?=C5=81ukasz_Stelmach?= <l.stelmach@samsung.com>
To: Kukjin Kim <kgene@kernel.org>, Krzysztof Kozlowski <krzk@kernel.org>,
	Tomasz Figa <tomasz.figa@gmail.com>,
	Andi Shyti <andi@etezian.org>, Mark Brown <broonie@kernel.org>,
	linux-spi@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Cc: Marek Szyprowski <m.szyprowski@samsung.com>, =?utf-8?q?Bart=C5=82omiej?=
	=?utf-8?b?IMW7b8WCbmllcmtpZXdpY3o=?=         <b.zolnierkie@samsung.com>,
	=?utf-8?q?=C5=81ukasz_Stelmach?= <l.stelmach@samsung.com>
Subject: [PATCH v3 9/9] spi: spi-s3c64xx: Turn on interrupts upon resume
Date: Fri,  2 Oct 2020 14:22:43 +0200
Message-Id: <20201002122243.26849-10-l.stelmach@samsung.com>
In-Reply-To: <20201002122243.26849-1-l.stelmach@samsung.com>
MIME-Version: 1.0
Organization: Samsung R&D Institute Poland
Content-Transfer-Encoding: 8bit
Content-Type: text/plain; charset="utf-8"
CMS-TYPE: 201P
References: <20201002122243.26849-1-l.stelmach@samsung.com>
	<CGME20201002122256eucas1p10093b3619fbe5f96ae351920329d1626@eucas1p1.samsung.com>
Precedence: bulk

Series

Some fixes for spi-s3c64xx | expand

Commit Message

Lukasz Stelmach Oct. 2, 2020, 12:22 p.m. UTC

s3c64xx_spi_hwinit() disables interrupts. In s3c64xx_spi_probe() after
calling s3c64xx_spi_hwinit() they are enabled with the following call.

Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Łukasz Stelmach <l.stelmach@samsung.com>
---
 drivers/spi/spi-s3c64xx.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index 9f728a7c59a1..dfa7c91e13aa 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -1378,6 +1378,10 @@  static int s3c64xx_spi_runtime_resume(struct device *dev)
 
 	s3c64xx_spi_hwinit(sdd);
 
+	writel(S3C64XX_SPI_INT_RX_OVERRUN_EN | S3C64XX_SPI_INT_RX_UNDERRUN_EN |
+	       S3C64XX_SPI_INT_TX_OVERRUN_EN | S3C64XX_SPI_INT_TX_UNDERRUN_EN,
+	       sdd->regs + S3C64XX_SPI_INT_EN);
+
 	return 0;
 
 err_disable_src_clk:

[v3,9/9] spi: spi-s3c64xx: Turn on interrupts upon resume

Commit Message

Patch