From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Daney Subject: of/spi: Supply proper "spi:" modalias prefixes. Date: Tue, 22 May 2012 15:47:19 -0700 Message-ID: <1337726839-7710-1-git-send-email-ddaney.cavm@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, David Daney To: Grant Likely , Rob Herring , spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: spi-devel-general-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-spi.vger.kernel.org From: David Daney To get modprobe to automatically load the proper modules, we need to prefix things with "spi:". Partially based on Grant Likely's suggestions. Signed-off-by: David Daney --- drivers/of/of_spi.c | 6 +++++- drivers/spi/spi.c | 2 +- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/of/of_spi.c b/drivers/of/of_spi.c index 6dbc074..3486d2d 100644 --- a/drivers/of/of_spi.c +++ b/drivers/of/of_spi.c @@ -25,6 +25,7 @@ void of_register_spi_devices(struct spi_master *master) struct spi_device *spi; struct device_node *nc; const __be32 *prop; + char request_module_modalias[SPI_NAME_SIZE + 4]; int rc; int len; @@ -86,7 +87,10 @@ void of_register_spi_devices(struct spi_master *master) spi->dev.of_node = nc; /* Register the new device */ - request_module(spi->modalias); + snprintf(request_module_modalias, + sizeof(request_module_modalias), + "%s%s", SPI_MODULE_PREFIX, spi->modalias); + request_module(request_module_modalias); rc = spi_add_device(spi); if (rc) { dev_err(&master->dev, "spi_device register error %s\n", diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 3d8f662..da8aac7 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -51,7 +51,7 @@ modalias_show(struct device *dev, struct device_attribute *a, char *buf) { const struct spi_device *spi = to_spi_device(dev); - return sprintf(buf, "%s\n", spi->modalias); + return sprintf(buf, "%s%s\n", SPI_MODULE_PREFIX, spi->modalias); } static struct device_attribute spi_dev_attrs[] = { ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/