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History for barebox / drivers / video / ssd1307fb.c

2020-05-04	ed694c0 Browse files » video: ssd1307fb: fix null pointer dereference on error ... On error, a goto may jump over the initialization of vmem and free the uninitialized value during clean up. Fix this. Found by compiling the code with clang. Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Ahmad Fatoum authored on 29 Apr 2020 Sascha Hauer committed on 4 May 2020
2020-03-09	ad86f16 Browse files » video/ssd1307fb: make reset GPIO optional ... Both reset GPIO and regulator are optional as per the binding and the driver can work without if we ignore their absence. Do so. Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Ahmad Fatoum authored on 2 Mar 2020 Sascha Hauer committed on 9 Mar 2020
	c195d0a Browse files » video/ssd1307fb: drop unneeded regulator NULL checks ... regulator_{enable,disable} are already no-ops when the parameter is NULL. Drop the NULL checks thusly. Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Ahmad Fatoum authored on 2 Mar 2020 Sascha Hauer committed on 9 Mar 2020
	09d11c5 Browse files » video/ssd1307fb: fix NULL pointer dereference in probe ... info->priv is dereferenced before a valid value has been set leading to a NULL pointer dereference in the probe function. Fix this. Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Ahmad Fatoum authored on 2 Mar 2020 Sascha Hauer committed on 9 Mar 2020
2018-11-19	6694f0a Browse files » video/ssd1307fb: fix potential memory leak on error ... Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Oleksij Rempel authored on 16 Nov 2018 Sascha Hauer committed on 19 Nov 2018
2018-10-19	d8fcbad Browse files » i2c: introduce device_i2c_driver() macro ... Add macro and dependency to avoid boilerplate code. Since now simple i2c drivers only have to include the i2c.h header and call the device_i2c_driver() macro to register a i2c device driver. Signed-off-by: Marco Felsch <m.felsch@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Marco Felsch authored on 18 Oct 2018 Sascha Hauer committed on 19 Oct 2018
2017-07-30	bf8f62d Browse files » video/ssd1307fb: add support for VBAT ... Adds support to the driver to enable VBAT regulator at init time. This is similar to ba14301e0356 ("fbdev/ssd1307fb: add support to enable VBAT") and cfc5b2b551d8 ("fbdev/ssd1307fb: fix optional VBAT support") in Linux kernel. Signed-off-by: Bastian Stender <bst@pengutronix.de> Signed-off-by: Lucas Stach <l.stach@pengutronix.de> Bastian Stender authored on 24 Jul 2017 Lucas Stach committed on 30 Jul 2017
2017-03-06	52e9a84 Browse files » video: add support for Solomon SSD1307 OLED controller family ... It was ported from linux v4.10. Like the kernel driver only communication via I2C is supported. It has only been tested with a SSD1306 and a 96x16 OLED display: &i2c0 { status = "okay"; ssd1306: oled@3c { compatible = "solomon,ssd1306fb-i2c"; reg = <0x3c>; reset-gpios = <&gpio1 1 0>; solomon,height = <16>; solomon,width = <96>; solomon,page-offset = <0>; solomon,com-invdir; solomon,com-seq; }; Signed-off-by: Bastian Stender <bst@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Bastian Stender authored on 28 Feb 2017 Sascha Hauer committed on 6 Mar 2017