From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?q?Thomas=20Niederpr=C3=BCm?= Date: Mon, 16 Mar 2015 17:11:58 +0000 Subject: [PATCHv4 10/10] fbdev: ssd1307fb: Add blank mode Message-Id: <1426525918-12745-11-git-send-email-niederp@physik.uni-kl.de> List-Id: References: <1423261694-5939-1-git-send-email-niederp@physik.uni-kl.de> <1426525918-12745-1-git-send-email-niederp@physik.uni-kl.de> In-Reply-To: <1426525918-12745-1-git-send-email-niederp@physik.uni-kl.de> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: plagnioj@jcrosoft.com, tomi.valkeinen@ti.com, maxime.ripard@free-electrons.com, kernel@pengutronix.de, shawn.guo@linaro.org, robh+dt@kernel.org Cc: linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, =?UTF-8?q?Thomas=20Niederpr=C3=BCm?= This patch adds ssd1307fb_blank() to make the framebuffer capable of blanking. Signed-off-by: Thomas Niederpr=C3=BCm --- drivers/video/fbdev/ssd1307fb.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/video/fbdev/ssd1307fb.c b/drivers/video/fbdev/ssd1307f= b.c index 4ebfcaf..9271bba 100644 --- a/drivers/video/fbdev/ssd1307fb.c +++ b/drivers/video/fbdev/ssd1307fb.c @@ -241,6 +241,18 @@ static ssize_t ssd1307fb_write(struct fb_info *info, c= onst char __user *buf, return count; } =20 +static int ssd1307fb_blank(int blank_mode, struct fb_info *info) +{ + struct ssd1307fb_par *par =3D info->par; + int ret; + + if (blank_mode !=3D FB_BLANK_UNBLANK) + ret =3D ssd1307fb_write_cmd(par->client, SSD1307FB_DISPLAY_OFF); + else + ret =3D ssd1307fb_write_cmd(par->client, SSD1307FB_DISPLAY_ON); + return ret; +} + static void ssd1307fb_fillrect(struct fb_info *info, const struct fb_fillr= ect *rect) { struct ssd1307fb_par *par =3D info->par; @@ -266,6 +278,7 @@ static struct fb_ops ssd1307fb_ops =3D { .owner =3D THIS_MODULE, .fb_read =3D fb_sys_read, .fb_write =3D ssd1307fb_write, + .fb_blank =3D ssd1307fb_blank, .fb_fillrect =3D ssd1307fb_fillrect, .fb_copyarea =3D ssd1307fb_copyarea, .fb_imageblit =3D ssd1307fb_imageblit, --=20 2.3.0