Re: [PATCH] video/fbdev: refactor video= cmdline parsing
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From: Daniel Vetter <hidden>
Date: 2019-01-23 10:58:34
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dri-devel
On Wed, Jan 23, 2019 at 11:38:17AM +0200, Jani Nikula wrote:
Make the video_setup() function slightly easier to read by removing the repeated checks for !global. Remove the misleading return value comment while at it. I'm slightly hesitant to change any of this, but here goes anyway, with hopes that the next person to have to look at this has it a wee bit easier. Signed-off-by: Jani Nikula <redacted>
Reviewed-by: Daniel Vetter <redacted>
quoted hunk ↗ jump to hunk
--- drivers/video/fbdev/core/fb_cmdline.c | 23 ++++++++++------------- 1 file changed, 10 insertions(+), 13 deletions(-)diff --git a/drivers/video/fbdev/core/fb_cmdline.c b/drivers/video/fbdev/core/fb_cmdline.c index 39509ccd92f1..3b5bd666b952 100644 --- a/drivers/video/fbdev/core/fb_cmdline.c +++ b/drivers/video/fbdev/core/fb_cmdline.c@@ -75,36 +75,33 @@ EXPORT_SYMBOL(fb_get_options); * NOTE: This function is a __setup and __init function. * It only stores the options. Drivers have to call * fb_get_options() as necessary. - * - * Returns zero. - * */ static int __init video_setup(char *options) { - int i, global = 0; - if (!options || !*options) - global = 1; + goto out; - if (!global && !strncmp(options, "ofonly", 6)) { + if (!strncmp(options, "ofonly", 6)) { ofonly = 1; - global = 1; + goto out; } - if (!global && !strchr(options, ':')) { - fb_mode_option = options; - global = 1; - } + if (strchr(options, ':')) { + /* named */ + int i; - if (!global) { for (i = 0; i < FB_MAX; i++) { if (video_options[i] = NULL) { video_options[i] = options; break; } } + } else { + /* global */ + fb_mode_option = options; } +out: return 1; } __setup("video=", video_setup);-- 2.20.1 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
-- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch