Add a freestanding function argument to drm_mode_parse_cmdline_options()
similar to how drm_mode_parse_cmdline_extra() already has this.
This is a preparation patch for allowing parsing of stand-alone options
without a mode before them, e.g.: video=HDMI-1:margin_right=14,...
Acked-by: Maxime Ripard <mripard@xxxxxxxxxx>
Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
---
drivers/gpu/drm/drm_modes.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
index 25e8edf4cfb8..80cb247c83c7 100644
--- a/drivers/gpu/drm/drm_modes.c
+++ b/drivers/gpu/drm/drm_modes.c
@@ -1592,6 +1592,7 @@ static int drm_mode_parse_cmdline_int(const char *delim, unsigned int *int_ret)
}
static int drm_mode_parse_cmdline_options(const char *str,
+ bool freestanding,
const struct drm_connector *connector,
struct drm_cmdline_mode *mode)
{
@@ -1663,6 +1664,9 @@ static int drm_mode_parse_cmdline_options(const char *str,
option = sep + 1;
} while (sep);
+ if (rotation && freestanding)
+ return -EINVAL;
+
mode->rotation_reflection = rotation;
return 0;
@@ -1855,6 +1859,7 @@ bool drm_mode_parse_command_line_for_connector(const char *mode_option,
if (options_ptr) {
ret = drm_mode_parse_cmdline_options(options_ptr + 1,
+ false,
connector, mode);
if (ret)
return false;
--
2.23.0
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