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| author | Jernej Skrabec <jernej.skrabec@siol.net> | 2017-12-01 09:05:43 +0300 |
|---|---|---|
| committer | Maxime Ripard <maxime.ripard@free-electrons.com> | 2017-12-05 15:22:43 +0300 |
| commit | 5b1f8367f3ea1a74414a4dce3ccb2e76fdd84385 (patch) | |
| tree | 7280014fedcb2846336b9e2ff536c893f8501d2a /drivers/gpu/drm/sun4i/sun8i_mixer.h | |
| parent | 7480ba4d75714b4f5b080aa5a53e352b303d2663 (diff) | |
| download | linux-5b1f8367f3ea1a74414a4dce3ccb2e76fdd84385.tar.xz | |
drm/sun4i: Add scaler configuration to DE2 mixers
No all SoCs support scaling on all channels. For example, V3s support
scaling only on VI channels. Because of that, add additional
configuration bitmask which tells which channel support scaler.
Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171201060550.10392-21-jernej.skrabec@siol.net
Diffstat (limited to 'drivers/gpu/drm/sun4i/sun8i_mixer.h')
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun8i_mixer.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.h b/drivers/gpu/drm/sun4i/sun8i_mixer.h index bad0969ac105..a6270b307ae5 100644 --- a/drivers/gpu/drm/sun4i/sun8i_mixer.h +++ b/drivers/gpu/drm/sun4i/sun8i_mixer.h @@ -94,9 +94,19 @@ struct de2_fmt_info { u32 de2_fmt; }; +/** + * struct sun8i_mixer_cfg - mixer HW configuration + * @vi_num: number of VI channels + * @ui_num: number of UI channels + * @scaler_mask: bitmask which tells which channel supports scaling + * First, scaler supports for VI channels is defined and after that, scaler + * support for UI channels. For example, if mixer has 2 VI channels without + * scaler and 2 UI channels with scaler, bitmask would be 0xC. + */ struct sun8i_mixer_cfg { int vi_num; int ui_num; + int scaler_mask; }; struct sun8i_mixer { |