Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/connector: Add pixel clock to cmdline mode
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@tronnes.org>
Tested-by: Mateusz Kwiatkowski <kfyatek+publicgit@gmail.com>
Link: https://lore.kernel.org/r/20220728-rpi-analog-tv-properties-v9-12-24b168e5bcd5@cerno.tech
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
+13
-3
+6
-3
drivers/gpu/drm/drm_modes.c
+6
-3
drivers/gpu/drm/drm_modes.c
···
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struct drm_named_mode {
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const char *name;
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+
unsigned int pixel_clock_khz;
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unsigned int xres;
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unsigned int yres;
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unsigned int flags;
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};
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-
#define NAMED_MODE(_name, _x, _y, _flags) \
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+
#define NAMED_MODE(_name, _pclk, _x, _y, _flags) \
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{ \
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.name = _name, \
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.pixel_clock_khz = _pclk, \
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.xres = _x, \
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.yres = _y, \
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.flags = _flags, \
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}
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static const struct drm_named_mode drm_named_modes[] = {
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-
NAMED_MODE("NTSC", 720, 480, DRM_MODE_FLAG_INTERLACE),
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-
NAMED_MODE("PAL", 720, 576, DRM_MODE_FLAG_INTERLACE),
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+
NAMED_MODE("NTSC", 13500, 720, 480, DRM_MODE_FLAG_INTERLACE),
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+
NAMED_MODE("PAL", 13500, 720, 576, DRM_MODE_FLAG_INTERLACE),
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};
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static int drm_mode_parse_cmdline_named_mode(const char *name,
···
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continue;
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strcpy(cmdline_mode->name, mode->name);
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+
cmdline_mode->pixel_clock = mode->pixel_clock_khz;
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cmdline_mode->xres = mode->xres;
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cmdline_mode->yres = mode->yres;
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cmdline_mode->interlace = !!(mode->flags & DRM_MODE_FLAG_INTERLACE);
+7
include/drm/drm_connector.h
+7
include/drm/drm_connector.h