We'll need to get the pixel clock to generate proper display modes for
all the current named modes. Let's add it to struct drm_cmdline_mode and
fill it when parsing the named mode.
Reviewed-by: Noralf Trønnes <noralf@xxxxxxxxxxx>
Signed-off-by: Maxime Ripard <maxime@xxxxxxxxxx>
---
Changes in v7:
- Add Noralf Reviewed-by:w
---
drivers/gpu/drm/drm_modes.c | 9 ++++++---
include/drm/drm_connector.h | 7 +++++++
2 files changed, 13 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
index acee23e1a8b7..c826f9583a1d 100644
--- a/drivers/gpu/drm/drm_modes.c
+++ b/drivers/gpu/drm/drm_modes.c
@@ -2226,22 +2226,24 @@ static int drm_mode_parse_cmdline_options(const char *str,
struct drm_named_mode {
const char *name;
+ unsigned int pixel_clock_khz;
unsigned int xres;
unsigned int yres;
unsigned int flags;
};
-#define NAMED_MODE(_name, _x, _y, _flags) \
+#define NAMED_MODE(_name, _pclk, _x, _y, _flags) \
{ \
.name = _name, \
+ .pixel_clock_khz = _pclk, \
.xres = _x, \
.yres = _y, \
.flags = _flags, \
}
static const struct drm_named_mode drm_named_modes[] = {
- NAMED_MODE("NTSC", 720, 480, DRM_MODE_FLAG_INTERLACE),
- NAMED_MODE("PAL", 720, 576, DRM_MODE_FLAG_INTERLACE),
+ NAMED_MODE("NTSC", 13500, 720, 480, DRM_MODE_FLAG_INTERLACE),
+ NAMED_MODE("PAL", 13500, 720, 576, DRM_MODE_FLAG_INTERLACE),
};
static int drm_mode_parse_cmdline_named_mode(const char *name,
@@ -2282,6 +2284,7 @@ static int drm_mode_parse_cmdline_named_mode(const char *name,
continue;
strcpy(cmdline_mode->name, mode->name);
+ cmdline_mode->pixel_clock = mode->pixel_clock_khz;
cmdline_mode->xres = mode->xres;
cmdline_mode->yres = mode->yres;
cmdline_mode->interlace = !!(mode->flags & DRM_MODE_FLAG_INTERLACE);
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index 9afc7956fdc6..4927dcb2573f 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -1273,6 +1273,13 @@ struct drm_cmdline_mode {
*/
bool bpp_specified;
+ /**
+ * @pixel_clock:
+ *
+ * Pixel Clock in kHz. Optional.
+ */
+ unsigned int pixel_clock;
+
/**
* @xres:
*
--
b4 0.11.0-dev-99e3a
