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| author | Maxime Ripard <maxime.ripard@free-electrons.com> | 2017-12-21 12:02:31 +0100 |
|---|---|---|
| committer | Maxime Ripard <maxime.ripard@free-electrons.com> | 2018-01-04 20:04:32 +0100 |
| commit | edea372bd205a30385d4ffbf51afdac62bba478b (patch) | |
| tree | 68334f7e4cbc95af7b1557c47ef87e20d3b0186e /drivers/gpu/drm/sun4i/sun8i_mixer.h | |
| parent | dt-bindings: display: sun4i-drm: Add A83T pipeline (diff) | |
| download | linux-edea372bd205a30385d4ffbf51afdac62bba478b.tar.xz linux-edea372bd205a30385d4ffbf51afdac62bba478b.zip | |
drm/sun4i: Force the mixer rate at 150MHz
It seems like the mixer can only run properly when clocked at 150MHz. In
order to have something more robust than simply a fire-and-forget
assigned-clocks-rate, let's put that in the code.
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Link: https://patchwork.freedesktop.org/patch/msgid/f5f05307972ed05250e8094b302d68b9e7e167f6.1513854122.git-series.maxime.ripard@free-electrons.com
Diffstat (limited to 'drivers/gpu/drm/sun4i/sun8i_mixer.h')
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun8i_mixer.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.h b/drivers/gpu/drm/sun4i/sun8i_mixer.h index bc58040a88f9..f34e70c42adf 100644 --- a/drivers/gpu/drm/sun4i/sun8i_mixer.h +++ b/drivers/gpu/drm/sun4i/sun8i_mixer.h @@ -121,12 +121,15 @@ struct de2_fmt_info { * Set value to 0 if this is first mixer or second mixer with VEP support. * Set value to 1 if this is second mixer without VEP support. Other values * are invalid. + * @mod_rate: module clock rate that needs to be set in order to have + * a functional block. */ struct sun8i_mixer_cfg { int vi_num; int ui_num; int scaler_mask; int ccsc; + unsigned long mod_rate; }; struct sun8i_mixer { |