From mboxrd@z Thu Jan 1 00:00:00 1970 From: Boris Brezillon Subject: Re: [PATCH v3 3/3] mtd: m25p80: Call spi_mem_get_name() to let controller set a custom name Date: Thu, 2 Aug 2018 15:14:34 +0200 Message-ID: <20180802151434.6c978937@bbrezillon> References: <1533214434-28761-1-git-send-email-frieder.schrempf@exceet.de> <1533214434-28761-4-git-send-email-frieder.schrempf@exceet.de> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: dwmw2@infradead.org, computersforpeace@gmail.com, marek.vasut@gmail.com, richard@nod.at, broonie@kernel.org, linux-mtd@lists.infradead.org, linux-spi@vger.kernel.org, cyrille.pitchen@wedev4u.fr, pp@emlix.com, Zhiqiang.Hou@nxp.com, linux-kernel@vger.kernel.org To: Frieder Schrempf Return-path: In-Reply-To: <1533214434-28761-4-git-send-email-frieder.schrempf@exceet.de> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-spi.vger.kernel.org On Thu, 2 Aug 2018 14:53:54 +0200 Frieder Schrempf wrote: > By calling spi_mem_get_name(), the driver of the (Q)SPI controller can > set a custom name for the memory device if necessary. > This is useful to keep mtdparts compatible when controller drivers are > ported from the MTD to the SPI layer. > > Suggested-by: Boris Brezillon > Signed-off-by: Frieder Schrempf Acked-by: Boris Brezillon > --- > drivers/mtd/devices/m25p80.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c > index e84563d..aac48800 100644 > --- a/drivers/mtd/devices/m25p80.c > +++ b/drivers/mtd/devices/m25p80.c > @@ -202,6 +202,9 @@ static int m25p_probe(struct spi_mem *spimem) > if (data && data->name) > nor->mtd.name = data->name; > > + if (!nor->mtd.name) > + nor->mtd.name = spi_mem_get_name(spimem); > + > /* For some (historical?) reason many platforms provide two different > * names in flash_platform_data: "name" and "type". Quite often name is > * set to "m25p80" and then "type" provides a real chip name.