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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/gpu/drm/sun4i/sun8i_ui_scaler.h | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/sun4i/sun8i_ui_scaler.h')
-rw-r--r-- | drivers/gpu/drm/sun4i/sun8i_ui_scaler.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/gpu/drm/sun4i/sun8i_ui_scaler.h b/drivers/gpu/drm/sun4i/sun8i_ui_scaler.h new file mode 100644 index 000000000..1ef4bd6f2 --- /dev/null +++ b/drivers/gpu/drm/sun4i/sun8i_ui_scaler.h @@ -0,0 +1,43 @@ +/* + * Copyright (C) 2017 Jernej Skrabec <jernej.skrabec@siol.net> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#ifndef _SUN8I_UI_SCALER_H_ +#define _SUN8I_UI_SCALER_H_ + +#include "sun8i_mixer.h" + +#define DE2_UI_SCALER_UNIT_SIZE 0x10000 +#define DE3_UI_SCALER_UNIT_SIZE 0x08000 + +/* this two macros assumes 16 fractional bits which is standard in DRM */ +#define SUN8I_UI_SCALER_SCALE_MIN 1 +#define SUN8I_UI_SCALER_SCALE_MAX ((1UL << 20) - 1) + +#define SUN8I_UI_SCALER_SCALE_FRAC 20 +#define SUN8I_UI_SCALER_PHASE_FRAC 20 +#define SUN8I_UI_SCALER_COEFF_COUNT 16 +#define SUN8I_UI_SCALER_SIZE(w, h) (((h) - 1) << 16 | ((w) - 1)) + +#define SUN8I_SCALER_GSU_CTRL(base) ((base) + 0x0) +#define SUN8I_SCALER_GSU_OUTSIZE(base) ((base) + 0x40) +#define SUN8I_SCALER_GSU_INSIZE(base) ((base) + 0x80) +#define SUN8I_SCALER_GSU_HSTEP(base) ((base) + 0x88) +#define SUN8I_SCALER_GSU_VSTEP(base) ((base) + 0x8c) +#define SUN8I_SCALER_GSU_HPHASE(base) ((base) + 0x90) +#define SUN8I_SCALER_GSU_VPHASE(base) ((base) + 0x98) +#define SUN8I_SCALER_GSU_HCOEFF(base, index) ((base) + 0x200 + 0x4 * (index)) + +#define SUN8I_SCALER_GSU_CTRL_EN BIT(0) +#define SUN8I_SCALER_GSU_CTRL_COEFF_RDY BIT(4) + +void sun8i_ui_scaler_enable(struct sun8i_mixer *mixer, int layer, bool enable); +void sun8i_ui_scaler_setup(struct sun8i_mixer *mixer, int layer, + u32 src_w, u32 src_h, u32 dst_w, u32 dst_h, + u32 hscale, u32 vscale, u32 hphase, u32 vphase); + +#endif |