From b862a648de3b9ddaad772e11f0db4046d469e88e Mon Sep 17 00:00:00 2001 From: Jernej Skrabec Date: Fri, 1 Dec 2017 07:05:44 +0100 Subject: drm/sun4i: Add support for HW scaling to DE2 Scaling is currently supported only for RGB framebuffers Coefficients and algorithm which coefficients to select are taken from BSP driver. Signed-off-by: Jernej Skrabec Signed-off-by: Maxime Ripard Link: https://patchwork.freedesktop.org/patch/msgid/20171201060550.10392-22-jernej.skrabec@siol.net --- drivers/gpu/drm/sun4i/sun8i_vi_scaler.h | 56 +++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 drivers/gpu/drm/sun4i/sun8i_vi_scaler.h (limited to 'drivers/gpu/drm/sun4i/sun8i_vi_scaler.h') diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_scaler.h b/drivers/gpu/drm/sun4i/sun8i_vi_scaler.h new file mode 100644 index 000000000000..09edb3491dc9 --- /dev/null +++ b/drivers/gpu/drm/sun4i/sun8i_vi_scaler.h @@ -0,0 +1,56 @@ +/* + * Copyright (C) 2017 Jernej Skrabec + * + * 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_VI_SCALER_H_ +#define _SUN8I_VI_SCALER_H_ + +#include "sun8i_mixer.h" + +/* this two macros assumes 16 fractional bits which is standard in DRM */ +#define SUN8I_VI_SCALER_SCALE_MIN 1 +#define SUN8I_VI_SCALER_SCALE_MAX ((1UL << 20) - 1) + +#define SUN8I_VI_SCALER_SCALE_FRAC 20 +#define SUN8I_VI_SCALER_PHASE_FRAC 20 +#define SUN8I_VI_SCALER_COEFF_COUNT 32 +#define SUN8I_VI_SCALER_SIZE(w, h) (((h) - 1) << 16 | ((w) - 1)) + +#define SUN8I_SCALER_VSU_CTRL(ch) (0x20000 + 0x20000 * (ch) + 0x0) +#define SUN8I_SCALER_VSU_OUTSIZE(ch) (0x20000 + 0x20000 * (ch) + 0x40) +#define SUN8I_SCALER_VSU_YINSIZE(ch) (0x20000 + 0x20000 * (ch) + 0x80) +#define SUN8I_SCALER_VSU_YHSTEP(ch) (0x20000 + 0x20000 * (ch) + 0x88) +#define SUN8I_SCALER_VSU_YVSTEP(ch) (0x20000 + 0x20000 * (ch) + 0x8c) +#define SUN8I_SCALER_VSU_YHPHASE(ch) (0x20000 + 0x20000 * (ch) + 0x90) +#define SUN8I_SCALER_VSU_YVPHASE(ch) (0x20000 + 0x20000 * (ch) + 0x98) +#define SUN8I_SCALER_VSU_CINSIZE(ch) (0x20000 + 0x20000 * (ch) + 0xc0) +#define SUN8I_SCALER_VSU_CHSTEP(ch) (0x20000 + 0x20000 * (ch) + 0xc8) +#define SUN8I_SCALER_VSU_CVSTEP(ch) (0x20000 + 0x20000 * (ch) + 0xcc) +#define SUN8I_SCALER_VSU_CHPHASE(ch) (0x20000 + 0x20000 * (ch) + 0xd0) +#define SUN8I_SCALER_VSU_CVPHASE(ch) (0x20000 + 0x20000 * (ch) + 0xd8) +#define SUN8I_SCALER_VSU_YHCOEFF0(ch, i) \ + (0x20000 + 0x20000 * (ch) + 0x200 + 0x4 * (i)) +#define SUN8I_SCALER_VSU_YHCOEFF1(ch, i) \ + (0x20000 + 0x20000 * (ch) + 0x300 + 0x4 * (i)) +#define SUN8I_SCALER_VSU_YVCOEFF(ch, i) \ + (0x20000 + 0x20000 * (ch) + 0x400 + 0x4 * (i)) +#define SUN8I_SCALER_VSU_CHCOEFF0(ch, i) \ + (0x20000 + 0x20000 * (ch) + 0x600 + 0x4 * (i)) +#define SUN8I_SCALER_VSU_CHCOEFF1(ch, i) \ + (0x20000 + 0x20000 * (ch) + 0x700 + 0x4 * (i)) +#define SUN8I_SCALER_VSU_CVCOEFF(ch, i) \ + (0x20000 + 0x20000 * (ch) + 0x800 + 0x4 * (i)) + +#define SUN8I_SCALER_VSU_CTRL_EN BIT(0) +#define SUN8I_SCALER_VSU_CTRL_COEFF_RDY BIT(4) + +void sun8i_vi_scaler_enable(struct sun8i_mixer *mixer, int layer, bool enable); +void sun8i_vi_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 -- cgit v1.2.3 From 1343bd6c23dc6b159e0f349e0656d838b0dff645 Mon Sep 17 00:00:00 2001 From: Jernej Skrabec Date: Fri, 1 Dec 2017 07:05:48 +0100 Subject: drm/sun4i: Expand DE2 scaler lib with YUV support Basic principle of operation when using YUV framebuffer is that chroma planes have to be upscaled to same size as luma. Because of that, expand DE2 scaler library to support that. BSP driver uses another set of FIR filter coefficients for YUV planes. Signed-off-by: Jernej Skrabec Signed-off-by: Maxime Ripard Link: https://patchwork.freedesktop.org/patch/msgid/20171201060550.10392-26-jernej.skrabec@siol.net --- drivers/gpu/drm/sun4i/sun8i_vi_layer.c | 4 +- drivers/gpu/drm/sun4i/sun8i_vi_scaler.c | 458 +++++++++++++++++++++++++++++++- drivers/gpu/drm/sun4i/sun8i_vi_scaler.h | 4 +- 3 files changed, 453 insertions(+), 13 deletions(-) (limited to 'drivers/gpu/drm/sun4i/sun8i_vi_scaler.h') diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c index 33a7f6d3b1e8..a1bf6d7832f9 100644 --- a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c +++ b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c @@ -51,6 +51,7 @@ static int sun8i_vi_layer_update_coord(struct sun8i_mixer *mixer, int channel, int overlay, struct drm_plane *plane) { struct drm_plane_state *state = plane->state; + const struct drm_format_info *format = state->fb->format; u32 src_w, src_h, dst_w, dst_h; u32 outsize, insize; u32 hphase, vphase; @@ -89,7 +90,8 @@ static int sun8i_vi_layer_update_coord(struct sun8i_mixer *mixer, int channel, vscale = state->src_h / state->crtc_h; sun8i_vi_scaler_setup(mixer, channel, src_w, src_h, dst_w, - dst_h, hscale, vscale, hphase, vphase); + dst_h, hscale, vscale, hphase, vphase, + format); sun8i_vi_scaler_enable(mixer, channel, true); } else { DRM_DEBUG_DRIVER("HW scaling is not needed\n"); diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_scaler.c b/drivers/gpu/drm/sun4i/sun8i_vi_scaler.c index 68b92e46be68..d3f1acb234b7 100644 --- a/drivers/gpu/drm/sun4i/sun8i_vi_scaler.c +++ b/drivers/gpu/drm/sun4i/sun8i_vi_scaler.c @@ -422,6 +422,417 @@ static const u32 lan2coefftab32[480] = { 0x0e1d1401, 0x0f1d1301, 0x0f1d1301, 0x101e1200, }; +static const u32 bicubic8coefftab32_left[480] = { + 0x40000000, 0x40ff0000, 0x3ffe0000, 0x3efe0000, + 0x3dfd0000, 0x3cfc0000, 0x3bfc0000, 0x39fc0000, + 0x36fc0000, 0x35fb0000, 0x33fb0000, 0x31fb0000, + 0x2ffb0000, 0x2cfb0000, 0x29fc0000, 0x27fc0000, + 0x24fc0000, 0x21fc0000, 0x1efd0000, 0x1cfd0000, + 0x19fd0000, 0x16fe0000, 0x14fe0000, 0x11fe0000, + 0x0dff0000, 0x0cff0000, 0x0aff0000, 0x08ff0000, + 0x05000000, 0x03000000, 0x02000000, 0x01000000, + + 0x3904ff00, 0x3903ff00, 0x3902ff00, 0x38010000, + 0x37000000, 0x36ff0000, 0x35ff0000, 0x34fe0000, + 0x32fe0000, 0x31fd0000, 0x30fd0000, 0x2efc0000, + 0x2cfc0000, 0x2afc0000, 0x28fc0000, 0x26fc0000, + 0x24fc0000, 0x22fc0000, 0x20fc0000, 0x1efc0000, + 0x1cfc0000, 0x19fc0000, 0x17fc0000, 0x15fd0000, + 0x12fd0000, 0x11fd0000, 0x0ffd0000, 0x0dfe0000, + 0x0bfe0000, 0x09fe0000, 0x08fe0000, 0x06ff0000, + + 0x3209fe00, 0x3407fe00, 0x3306fe00, 0x3305fe00, + 0x3204fe00, 0x3102ff00, 0x3102ff00, 0x3001ff00, + 0x2f00ff00, 0x2effff00, 0x2cff0000, 0x2bfe0000, + 0x29fe0000, 0x28fe0000, 0x26fd0000, 0x24fd0000, + 0x23fd0000, 0x21fd0000, 0x20fc0000, 0x1efc0000, + 0x1dfc0000, 0x1bfc0000, 0x19fc0000, 0x17fc0000, + 0x16fc0000, 0x14fc0000, 0x12fc0000, 0x10fd0000, + 0x0ffd0000, 0x0dfd0000, 0x0cfd0000, 0x0afd0000, + + 0x2e0cfd00, 0x2e0bfd00, 0x2e09fd00, 0x2e08fd00, + 0x2e07fd00, 0x2c06fe00, 0x2c05fe00, 0x2b04fe00, + 0x2b03fe00, 0x2a02fe00, 0x2901fe00, 0x2701ff00, + 0x2700ff00, 0x26ffff00, 0x24ffff00, 0x23ffff00, + 0x22feff00, 0x20fe0000, 0x1ffe0000, 0x1efd0000, + 0x1dfd0000, 0x1bfd0000, 0x1afd0000, 0x19fd0000, + 0x17fd0000, 0x15fd0000, 0x13fd0000, 0x12fd0000, + 0x11fd0000, 0x10fd0000, 0x0ffd0000, 0x0cfd0000, + + 0x2a0efd00, 0x2a0dfd00, 0x2a0cfd00, 0x290bfd00, + 0x290afd00, 0x2909fd00, 0x2908fd00, 0x2807fd00, + 0x2706fd00, 0x2705fd00, 0x2604fe00, 0x2603fe00, + 0x2502fe00, 0x2402fe00, 0x2401fe00, 0x2200fe00, + 0x2200fe00, 0x2000ff00, 0x1fffff00, 0x1effff00, + 0x1dfeff00, 0x1cfeff00, 0x1afeff00, 0x19feff00, + 0x17fe0000, 0x16fd0000, 0x15fd0000, 0x14fd0000, + 0x12fd0000, 0x11fd0000, 0x10fd0000, 0x0ffd0000, + + 0x2610fd00, 0x260ffd00, 0x260efd00, 0x260dfd00, + 0x260cfd00, 0x260bfd00, 0x260afd00, 0x2609fd00, + 0x2508fd00, 0x2507fd00, 0x2406fd00, 0x2406fd00, + 0x2305fd00, 0x2304fd00, 0x2203fe00, 0x2103fe00, + 0x2002fe00, 0x1f01fe00, 0x1e01fe00, 0x1e00fe00, + 0x1c00fe00, 0x1b00fe00, 0x1afffe00, 0x19ffff00, + 0x18ffff00, 0x17feff00, 0x16feff00, 0x15feff00, + 0x14feff00, 0x13feff00, 0x11feff00, 0x10fd0000, + + 0x2411feff, 0x2410feff, 0x240ffeff, 0x230efeff, + 0x240dfeff, 0x240cfeff, 0x230cfd00, 0x230bfd00, + 0x230afd00, 0x2309fd00, 0x2208fd00, 0x2108fd00, + 0x2007fd00, 0x2106fd00, 0x2005fd00, 0x1f05fd00, + 0x1f04fd00, 0x1e03fd00, 0x1d03fe00, 0x1c02fe00, + 0x1b02fe00, 0x1a01fe00, 0x1a01fe00, 0x1900fe00, + 0x1800fe00, 0x1700fe00, 0x16fffe00, 0x15fffe00, + 0x13ffff00, 0x12ffff00, 0x12feff00, 0x11feff00, + + 0x2212fffe, 0x2211fffe, 0x2210ffff, 0x220ffeff, + 0x220efeff, 0x210efeff, 0x210dfeff, 0x210cfeff, + 0x210bfeff, 0x200bfeff, 0x200afeff, 0x1f09feff, + 0x1f08feff, 0x1d08fe00, 0x1e07fd00, 0x1e06fd00, + 0x1d06fd00, 0x1c05fd00, 0x1b04fe00, 0x1a04fe00, + 0x1a03fe00, 0x1903fe00, 0x1802fe00, 0x1802fe00, + 0x1701fe00, 0x1601fe00, 0x1501fe00, 0x1500fe00, + 0x1400fe00, 0x1400fe00, 0x13fffe00, 0x12fffe00, + + 0x201200fe, 0x201100fe, 0x1f1100fe, 0x2010fffe, + 0x200ffffe, 0x1f0ffffe, 0x1f0efffe, 0x1e0dffff, + 0x1f0cfeff, 0x1e0cfeff, 0x1e0bfeff, 0x1e0afeff, + 0x1d0afeff, 0x1d09feff, 0x1c08feff, 0x1b08feff, + 0x1b07feff, 0x1a07feff, 0x1a06feff, 0x1a05feff, + 0x1805fe00, 0x1904fe00, 0x1704fe00, 0x1703fe00, + 0x1603fe00, 0x1602fe00, 0x1402fe00, 0x1402fe00, + 0x1401fe00, 0x1301fe00, 0x1201fe00, 0x1200fe00, + + 0x1c1202fe, 0x1c1102fe, 0x1b1102fe, 0x1c1001fe, + 0x1b1001fe, 0x1c0f01fe, 0x1b0f00fe, 0x1b0e00fe, + 0x1b0e00fe, 0x1b0d00fe, 0x1b0c00fe, 0x1a0cfffe, + 0x1a0bfffe, 0x1a0bfffe, 0x190afffe, 0x190afffe, + 0x1909fffe, 0x1709ffff, 0x1808ffff, 0x1708feff, + 0x1707feff, 0x1707feff, 0x1606feff, 0x1506feff, + 0x1505feff, 0x1505feff, 0x1404feff, 0x1404feff, + 0x1404feff, 0x1303feff, 0x1203feff, 0x1202feff, + + 0x191104fe, 0x191104fe, 0x191003fe, 0x191003fe, + 0x171003fe, 0x180f03fe, 0x180f02fe, 0x180e02fe, + 0x180e02fe, 0x180d01fe, 0x180d01fe, 0x180d01fe, + 0x170c01fe, 0x160c01fe, 0x170b00fe, 0x170b00fe, + 0x160a00fe, 0x160a00fe, 0x160a00fe, 0x150900fe, + 0x1509fffe, 0x1508fffe, 0x1508fffe, 0x1408fffe, + 0x1407fffe, 0x1307ffff, 0x1306ffff, 0x1206ffff, + 0x1206ffff, 0x1205ffff, 0x1205ffff, 0x1104feff, + + 0x161006ff, 0x161005ff, 0x161005ff, 0x160f05ff, + 0x160f04ff, 0x150f04ff, 0x150e04ff, 0x150e04ff, + 0x150e03ff, 0x150d03ff, 0x150d03ff, 0x150d02ff, + 0x140c02ff, 0x150c02fe, 0x150c02fe, 0x150b02fe, + 0x140b01fe, 0x140b01fe, 0x140a01fe, 0x140a01fe, + 0x140a01fe, 0x130900fe, 0x130900fe, 0x130900fe, + 0x130800fe, 0x120800fe, 0x120800fe, 0x120700fe, + 0x120700fe, 0x1107fffe, 0x1106fffe, 0x1106fffe, + + 0x140f0700, 0x140f0600, 0x140f0600, 0x140f0600, + 0x140e0600, 0x130e0500, 0x140e05ff, 0x130e05ff, + 0x140d05ff, 0x130d04ff, 0x130d04ff, 0x120d04ff, + 0x130c04ff, 0x130c03ff, 0x130c03ff, 0x120c03ff, + 0x120b03ff, 0x120b02ff, 0x120b02ff, 0x120a02ff, + 0x120a02ff, 0x110a02ff, 0x110a01ff, 0x120901ff, + 0x100901ff, 0x100901ff, 0x110801ff, 0x110801ff, + 0x100800ff, 0x100800ff, 0x100700ff, 0x100700fe, + + 0x120f0701, 0x120e0701, 0x120e0701, 0x120e0701, + 0x120e0600, 0x110e0600, 0x120d0600, 0x120d0600, + 0x120d0500, 0x120d0500, 0x110d0500, 0x110c0500, + 0x110c0500, 0x110c0400, 0x110c0400, 0x110b04ff, + 0x110b04ff, 0x110b04ff, 0x110b03ff, 0x110b03ff, + 0x110a03ff, 0x110a03ff, 0x100a03ff, 0x110a02ff, + 0x100902ff, 0x100902ff, 0x100902ff, 0x0f0902ff, + 0x0e0902ff, 0x100801ff, 0x0f0801ff, 0x0f0801ff, + + 0x100e0802, 0x100e0802, 0x110e0702, 0x110d0701, + 0x110d0701, 0x100d0701, 0x100d0701, 0x110d0601, + 0x110d0601, 0x110c0601, 0x110c0601, 0x100c0600, + 0x100c0500, 0x100c0500, 0x100c0500, 0x100b0500, + 0x100b0500, 0x100b0400, 0x100b0400, 0x0f0b0400, + 0x100a0400, 0x0f0a0400, 0x0f0a0400, 0x0f0a0300, + 0x0f0a03ff, 0x0f0903ff, 0x0f0903ff, 0x0f0903ff, + 0x0f0903ff, 0x0f0902ff, 0x0f0902ff, 0x0f0802ff +}; + +static const u32 bicubic8coefftab32_right[480] = { + 0x00000000, 0x00000001, 0x00000003, 0x00000004, + 0x00000006, 0x0000ff09, 0x0000ff0a, 0x0000ff0c, + 0x0000ff0f, 0x0000fe12, 0x0000fe14, 0x0000fe16, + 0x0000fd19, 0x0000fd1c, 0x0000fd1e, 0x0000fc21, + 0x0000fc24, 0x0000fc27, 0x0000fc29, 0x0000fb2c, + 0x0000fb2f, 0x0000fb31, 0x0000fb33, 0x0000fb36, + 0x0000fc38, 0x0000fc39, 0x0000fc3b, 0x0000fc3d, + 0x0000fd3e, 0x0000fe3f, 0x0000fe40, 0x0000ff40, + + 0x0000ff05, 0x0000ff06, 0x0000fe08, 0x0000fe09, + 0x0000fe0b, 0x0000fe0d, 0x0000fd0f, 0x0000fd11, + 0x0000fd13, 0x0000fd15, 0x0000fc17, 0x0000fc1a, + 0x0000fc1c, 0x0000fc1e, 0x0000fc20, 0x0000fc22, + 0x0000fc24, 0x0000fc26, 0x0000fc28, 0x0000fc2a, + 0x0000fc2c, 0x0000fc2f, 0x0000fd30, 0x0000fd31, + 0x0000fe33, 0x0000fe34, 0x0000ff35, 0x0000ff36, + 0x00000037, 0x00000138, 0x00ff0239, 0x00ff0339, + + 0x0000fe09, 0x0000fd0a, 0x0000fd0c, 0x0000fd0d, + 0x0000fd0f, 0x0000fd11, 0x0000fc12, 0x0000fc14, + 0x0000fc16, 0x0000fc18, 0x0000fc19, 0x0000fc1b, + 0x0000fc1d, 0x0000fc1e, 0x0000fc21, 0x0000fd22, + 0x0000fd23, 0x0000fd25, 0x0000fd27, 0x0000fe28, + 0x0000fe29, 0x0000fe2b, 0x0000ff2c, 0x00ffff2f, + 0x00ff002f, 0x00ff0130, 0x00ff0231, 0x00ff0232, + 0x00fe0432, 0x00fe0533, 0x00fe0633, 0x00fe0734, + + 0x0000fd0c, 0x0000fd0d, 0x0000fd0f, 0x0000fd10, + 0x0000fd11, 0x0000fd13, 0x0000fd14, 0x0000fd16, + 0x0000fd17, 0x0000fd19, 0x0000fd1b, 0x0000fd1c, + 0x0000fd1d, 0x0000fd1f, 0x0000fe20, 0x0000fe21, + 0x00fffe24, 0x00ffff24, 0x00ffff25, 0x00ffff27, + 0x00ff0027, 0x00ff0128, 0x00fe012a, 0x00fe022a, + 0x00fe032b, 0x00fe042c, 0x00fe052d, 0x00fe062d, + 0x00fd072e, 0x00fd082e, 0x00fd092e, 0x00fd0b2f, + + 0x0000fd0e, 0x0000fd0f, 0x0000fd10, 0x0000fd12, + 0x0000fd13, 0x0000fd14, 0x0000fd15, 0x0000fd17, + 0x0000fe18, 0x00fffe1a, 0x00fffe1b, 0x00fffe1c, + 0x00fffe1e, 0x00ffff1e, 0x00ffff1f, 0x00ff0021, + 0x00fe0022, 0x00fe0023, 0x00fe0124, 0x00fe0224, + 0x00fe0226, 0x00fe0326, 0x00fe0427, 0x00fd0528, + 0x00fd0628, 0x00fd0729, 0x00fd0829, 0x00fd0929, + 0x00fd0a2a, 0x00fd0b2a, 0x00fd0c2a, 0x00fd0d2a, + + 0x0000fd10, 0x0000fd11, 0x00fffe12, 0x00fffe13, + 0x00fffe14, 0x00fffe15, 0x00fffe16, 0x00fffe17, + 0x00ffff18, 0x00ffff19, 0x00feff1c, 0x00fe001b, + 0x00fe001d, 0x00fe001e, 0x00fe011e, 0x00fe011f, + 0x00fe0220, 0x00fe0321, 0x00fe0322, 0x00fd0423, + 0x00fd0524, 0x00fd0624, 0x00fd0626, 0x00fd0725, + 0x00fd0825, 0x00fd0926, 0x00fd0a26, 0x00fd0b26, + 0x00fd0c26, 0x00fd0d26, 0x00fd0e27, 0x00fd0f27, + + 0x00fffe11, 0x00fffe12, 0x00fffe13, 0x00ffff14, + 0x00ffff14, 0x00feff16, 0x00feff17, 0x00fe0017, + 0x00fe0018, 0x00fe0019, 0x00fe011a, 0x00fe011b, + 0x00fe021c, 0x00fe021c, 0x00fe031d, 0x00fd031f, + 0x00fd041f, 0x00fd0520, 0x00fd0520, 0x00fd0621, + 0x00fd0721, 0x00fd0822, 0x00fd0822, 0x00fd0923, + 0x00fd0a23, 0x00fd0b23, 0x00fd0b25, 0x00fe0c24, + 0x00fe0d24, 0x00fe0e24, 0x00fe0f24, 0x00fe1024, + + 0x00feff12, 0x00feff13, 0x00feff13, 0x00fe0014, + 0x00fe0015, 0x00fe0016, 0x00fe0116, 0x00fe0117, + 0x00fe0118, 0x00fe0218, 0x00fe0219, 0x00fe031a, + 0x00fe031b, 0x00fe041b, 0x00fd041d, 0x00fd051d, + 0x00fd061d, 0x00fd061f, 0x00fe071e, 0x00fe081e, + 0x00fe081f, 0x00fe091f, 0x00fe0a20, 0x00fe0a20, + 0x00fe0b21, 0x00fe0c21, 0x00fe0d21, 0x00fe0d22, + 0x00fe0e22, 0x00fe0f21, 0x00ff1021, 0x00ff1022, + + 0x00fe0012, 0x00fe0013, 0x00fe0113, 0x00fe0114, + 0x00fe0115, 0x00fe0215, 0x00fe0216, 0x00fe0217, + 0x00fe0317, 0x00fe0318, 0x00fe0418, 0x00fe0419, + 0x00fe0519, 0x00fe051a, 0x00fe061b, 0x00fe071b, + 0x00fe071c, 0x00fe081c, 0x00fe081d, 0x00fe091d, + 0x00fe0a1d, 0x00fe0a1d, 0x00fe0b1e, 0x00fe0c1e, + 0x00ff0c1e, 0x00ff0d1e, 0x00ff0e1f, 0x00ff0e1f, + 0x00ff0f1f, 0x00ff0f20, 0x0000101f, 0x0000111f, + + 0x00fe0212, 0x00fe0312, 0x00fe0313, 0x00fe0314, + 0x00fe0414, 0x00fe0414, 0x00fe0515, 0x00fe0516, + 0x00fe0516, 0x00fe0616, 0x00fe0617, 0x00fe0718, + 0x00fe0719, 0x00fe0818, 0x00ff0819, 0x00ff0918, + 0x00ff0919, 0x00ff0a19, 0x00ff0a19, 0x00ff0b1a, + 0x00ff0b1b, 0x00ff0c1a, 0x00000c1b, 0x00000d1b, + 0x00000d1c, 0x00000e1b, 0x00000e1d, 0x00010f1b, + 0x00010f1b, 0x0001101c, 0x0001101d, 0x0002111c, + + 0x00fe0412, 0x00fe0412, 0x00ff0512, 0x00ff0512, + 0x00ff0613, 0x00ff0613, 0x00ff0614, 0x00ff0714, + 0x00ff0714, 0x00ff0815, 0x00ff0815, 0x00ff0815, + 0x00ff0916, 0x00000916, 0x00000a16, 0x00000a16, + 0x00000a18, 0x00000b17, 0x00000b17, 0x00010c17, + 0x00010c18, 0x00010d18, 0x00010d18, 0x00010d19, + 0x00020e18, 0x00020e18, 0x00020f18, 0x00030f18, + 0x00030f18, 0x00031018, 0x00031018, 0x00041119, + + 0x00ff0610, 0x00ff0611, 0x00ff0611, 0x00ff0711, + 0x00000711, 0x00000712, 0x00000812, 0x00000812, + 0x00000813, 0x00000913, 0x00000913, 0x00000914, + 0x00010a14, 0x00010a14, 0x00010a14, 0x00010b14, + 0x00010b16, 0x00020b15, 0x00020c15, 0x00020c15, + 0x00020c15, 0x00020d17, 0x00030d16, 0x00030d16, + 0x00030e16, 0x00040e16, 0x00040e16, 0x00040f16, + 0x00040f16, 0x00050f17, 0x00051017, 0x00051017, + + 0x0000070f, 0x00000710, 0x00000710, 0x00000710, + 0x00000810, 0x00010811, 0x00010811, 0x00010911, + 0x00010911, 0x00010913, 0x00010913, 0x00020a12, + 0x00020a12, 0x00020a13, 0x00020b12, 0x00020b13, + 0x00030b13, 0x00030c13, 0x00030c13, 0x00030c14, + 0x00040c13, 0x00040d13, 0x00040d14, 0x00040d14, + 0x00050e14, 0x00050e14, 0x00050e14, 0x00050e14, + 0x00060f14, 0x00060f14, 0x00060f15, 0x00061015, + + 0x0001070f, 0x0001080f, 0x0001080f, 0x0001080f, + 0x00010811, 0x00020910, 0x00020910, 0x00020910, + 0x00020911, 0x00020a10, 0x00030a10, 0x00030a11, + 0x00030a11, 0x00030b11, 0x00030b11, 0x00040b12, + 0x00040b12, 0x00040c11, 0x00040c12, 0x00040c12, + 0x00050c12, 0x00050c12, 0x00050d12, 0x00050d12, + 0x00060d13, 0x00060d13, 0x00060e12, 0x00060e13, + 0x00070e13, 0x00070e13, 0x00070f13, 0x00070f13, + + 0x0002080e, 0x0002080e, 0x0002080e, 0x00020810, + 0x0002090f, 0x0003090f, 0x0003090f, 0x0003090f, + 0x0003090f, 0x00030a0f, 0x00030a0f, 0x00040a10, + 0x00040a11, 0x00040b10, 0x00040b10, 0x00040b11, + 0x00050b10, 0x00050b11, 0x00050c10, 0x00050c11, + 0x00050c11, 0x00060c11, 0x00060c11, 0x00060d11, + 0x00060d12, 0x00070d12, 0x00070d12, 0x00070e11, + 0x00070e11, 0x00070e12, 0x00080e11, 0x00080e12 +}; + +static const u32 bicubic4coefftab32[480] = { + 0x00004000, 0x000140ff, 0x00033ffe, 0x00043ffd, + 0x00063dfd, 0xff083dfc, 0xff0a3bfc, 0xff0c39fc, + 0xff0e37fc, 0xfe1136fb, 0xfe1433fb, 0xfe1631fb, + 0xfd192ffb, 0xfd1c2cfb, 0xfd1e29fc, 0xfc2127fc, + 0xfc2424fc, 0xfc2721fc, 0xfc291efd, 0xfb2c1cfd, + 0xfb2f19fd, 0xfb3116fe, 0xfb3314fe, 0xfb3611fe, + 0xfc370eff, 0xfc390cff, 0xfc3b0aff, 0xfc3d08ff, + 0xfd3d0600, 0xfd3f0400, 0xfe3f0300, 0xff400100, + + 0xfe053904, 0xfe063903, 0xfe083901, 0xfe0a3800, + 0xfd0b3800, 0xfe0d36ff, 0xfd0f35ff, 0xfd1134fe, + 0xfd1332fe, 0xfd1531fd, 0xfc1730fd, 0xfc1a2efc, + 0xfc1c2cfc, 0xfc1e2afc, 0xfc2028fc, 0xfc2226fc, + 0xfc2424fc, 0xfc2622fc, 0xfc2820fc, 0xfc2a1efc, + 0xfc2c1cfc, 0xfc2e1afc, 0xfd3017fc, 0xfd3115fd, + 0xfe3213fd, 0xfe3411fd, 0xff350ffd, 0xff360dfe, + 0x00370bfe, 0x013809fe, 0x023808fe, 0x033806ff, + + 0xfd093208, 0xfd0a3207, 0xfd0c3205, 0xfd0d3204, + 0xfc0f3203, 0xfc113102, 0xfc123002, 0xfc143000, + 0xfc152f00, 0xfc172d00, 0xfc192cff, 0xfc1b2bfe, + 0xfc1d29fe, 0xfc1e28fe, 0xfc2027fd, 0xfd2125fd, + 0xfd2323fd, 0xfd2521fd, 0xfd2720fc, 0xfe281efc, + 0xfe291dfc, 0xfe2b1bfc, 0xff2c19fc, 0x002d17fc, + 0x002e16fc, 0x012f14fc, 0x022f12fd, 0x023110fd, + 0x03310ffd, 0x05310dfd, 0x06320bfd, 0x07320afd, + + 0xfc0c2d0b, 0xfc0d2d0a, 0xfc0e2d09, 0xfc102d07, + 0xfc112c07, 0xfc132c05, 0xfc142c04, 0xfc162b03, + 0xfc172a03, 0xfc192a01, 0xfc1a2901, 0xfd1b2800, + 0xfd1c2700, 0xfd1e2500, 0xfe1f24ff, 0xfe2023ff, + 0xfe2222fe, 0xff2320fe, 0xff241ffe, 0x00251efd, + 0x00271cfd, 0x01271bfd, 0x01281afd, 0x022918fd, + 0x032a16fd, 0x032b15fd, 0x042b14fd, 0x052c12fd, + 0x072c10fd, 0x082c0ffd, 0x092c0efd, 0x0a2c0dfd, + + 0xfd0d290d, 0xfd0e290c, 0xfd0f290b, 0xfd11280a, + 0xfd122809, 0xfd132808, 0xfd142807, 0xfd162706, + 0xfd172705, 0xfd192604, 0xfe1a2503, 0xfe1b2502, + 0xfe1c2402, 0xfe1d2302, 0xff1e2201, 0xff1f2101, + 0x00202000, 0x00211f00, 0x01221eff, 0x02221dff, + 0x02241cfe, 0x03241bfe, 0x042519fe, 0x042618fe, + 0x052617fe, 0x062716fd, 0x072714fe, 0x082713fe, + 0x092812fd, 0x0a2811fd, 0x0b2810fd, 0x0c280ffd, + + 0xfd0f250f, 0xfd10250e, 0xfd11250d, 0xfd12250c, + 0xfd13250b, 0xfe13250a, 0xfe152409, 0xfe162408, + 0xfe172308, 0xff182306, 0xff192305, 0xff1a2205, + 0x001b2104, 0x001c2103, 0x001d2003, 0x011e1f02, + 0x011f1f01, 0x021f1e01, 0x03201d00, 0x03211c00, + 0x04211b00, 0x05221aff, 0x062219ff, 0x062318ff, + 0x082316ff, 0x082316ff, 0x092415fe, 0x0a2414fe, + 0x0b2413fe, 0x0c2412fe, 0x0d2411fe, 0x0e2410fe, + + 0xfe10230f, 0xfe11230e, 0xfe12220e, 0xfe13220d, + 0xfe14220c, 0xff14220b, 0xff15220a, 0xff16210a, + 0x00162109, 0x00172108, 0x00182008, 0x01192006, + 0x011a1f06, 0x021a1f05, 0x021b1e05, 0x031c1d04, + 0x031d1d03, 0x041d1c03, 0x041e1b03, 0x051e1b02, + 0x061f1a01, 0x06201901, 0x07201801, 0x08201800, + 0x09201700, 0x0a211500, 0x0b2115ff, 0x0c2114ff, + 0x0c2213ff, 0x0d2212ff, 0x0e2211ff, 0x0f2211fe, + + 0xff112010, 0xff12200f, 0xff12200f, 0xff13200e, + 0x0013200d, 0x0014200c, 0x00151f0c, 0x00161f0b, + 0x01161f0a, 0x01171e0a, 0x02171e09, 0x02181e08, + 0x03191d07, 0x03191d07, 0x041a1c06, 0x041b1c05, + 0x051b1b05, 0x051c1b04, 0x061c1a04, 0x071c1a03, + 0x071d1903, 0x081e1802, 0x091d1802, 0x091e1702, + 0x0a1f1601, 0x0b1f1600, 0x0b1f1501, 0x0c201400, + 0x0d1f1400, 0x0e2013ff, 0x0f1f1200, 0x102011ff, + + 0x00111f10, 0x00121e10, 0x00131e0f, 0x00131e0f, + 0x01131e0e, 0x01141e0d, 0x01151d0d, 0x02151d0c, + 0x02161d0b, 0x03161d0a, 0x03171c0a, 0x04171c09, + 0x04181c08, 0x05181b08, 0x05191b07, 0x06191a07, + 0x061a1a06, 0x071a1906, 0x071b1905, 0x081b1805, + 0x081c1804, 0x091c1704, 0x0a1c1703, 0x0a1d1603, + 0x0b1d1602, 0x0c1d1502, 0x0c1d1502, 0x0d1e1401, + 0x0e1d1401, 0x0e1e1301, 0x0f1e1300, 0x101e1200, + + 0x02111c11, 0x02121c10, 0x02131b10, 0x03131b0f, + 0x03131b0f, 0x03141b0e, 0x04141b0d, 0x04151a0d, + 0x05151a0c, 0x05151a0c, 0x05161a0b, 0x0616190b, + 0x0616190b, 0x0716190a, 0x0717180a, 0x08171809, + 0x08181808, 0x09181708, 0x09181708, 0x0a181707, + 0x0a191607, 0x0b191606, 0x0b1a1605, 0x0c1a1505, + 0x0c1a1505, 0x0d1a1504, 0x0d1b1404, 0x0e1b1403, + 0x0f1b1303, 0x0f1b1303, 0x101b1302, 0x101c1202, + + 0x04111a11, 0x04121911, 0x04131910, 0x0513190f, + 0x0513190f, 0x0513190f, 0x0613190e, 0x0614180e, + 0x0714180d, 0x0714180d, 0x0715180c, 0x0814180c, + 0x0815170c, 0x0816170b, 0x0916170a, 0x0916170a, + 0x0a16160a, 0x0a171609, 0x0a171609, 0x0b171608, + 0x0b171509, 0x0c171508, 0x0c181507, 0x0d171507, + 0x0d181407, 0x0e181406, 0x0e181406, 0x0e191306, + 0x0f191305, 0x0f191305, 0x10191304, 0x10191205, + + 0x05121811, 0x06121810, 0x06121810, 0x06131710, + 0x0713170f, 0x0713170f, 0x0713170f, 0x0813170e, + 0x0813170e, 0x0814170d, 0x0914160d, 0x0914160d, + 0x0914160d, 0x0a14160c, 0x0a15160b, 0x0a15150c, + 0x0b15150b, 0x0b15150b, 0x0b16150a, 0x0c15150a, + 0x0c16140a, 0x0d161409, 0x0d161409, 0x0d171408, + 0x0e161408, 0x0e171308, 0x0e171308, 0x0f171307, + 0x0f171307, 0x10171306, 0x10181206, 0x10181206, + + 0x07111711, 0x07121710, 0x07121611, 0x08121610, + 0x08121610, 0x0813160f, 0x0912160f, 0x0913160e, + 0x0913160e, 0x0913160e, 0x0a14150d, 0x0a14150d, + 0x0a14150d, 0x0b14150c, 0x0b14150c, 0x0b14150c, + 0x0c14140c, 0x0c15140b, 0x0c15140b, 0x0c15140b, + 0x0d15140a, 0x0d15140a, 0x0d15140a, 0x0e161309, + 0x0e161309, 0x0e161309, 0x0f151309, 0x0f161308, + 0x0f161209, 0x10161208, 0x10161208, 0x10171207, + + 0x0a111411, 0x0b111410, 0x0b111410, 0x0b111410, + 0x0b111410, 0x0b12140f, 0x0b12140f, 0x0c12130f, + 0x0c12130f, 0x0c12130f, 0x0c12130f, 0x0c12130f, + 0x0d12130e, 0x0d12130e, 0x0d12130e, 0x0d13130d, + 0x0d13130d, 0x0d13130d, 0x0e12130d, 0x0e13120d, + 0x0e13120d, 0x0e13120d, 0x0e13120d, 0x0f13120c, + 0x0f13120c, 0x0f13120c, 0x0f14120b, 0x0f14120b, + 0x1013120b, 0x1013120b, 0x1013120b, 0x1014110b, + + 0x0c111310, 0x0c111310, 0x0c111310, 0x0d101310, + 0x0d101310, 0x0d111210, 0x0d111210, 0x0d111210, + 0x0d12120f, 0x0d12120f, 0x0d12120f, 0x0d12120f, + 0x0e11120f, 0x0e12120e, 0x0e12120e, 0x0e12120e, + 0x0e12120e, 0x0e12120e, 0x0e12120e, 0x0e12120e, + 0x0f11120e, 0x0f12120d, 0x0f12120d, 0x0f12120d, + 0x0f12120d, 0x0f12110e, 0x0f12110e, 0x0f12110e, + 0x1012110d, 0x1012110d, 0x1013110c, 0x1013110c, +}; + static int sun8i_vi_scaler_coef_index(unsigned int step) { unsigned int scale, int_part, float_part; @@ -447,10 +858,22 @@ static int sun8i_vi_scaler_coef_index(unsigned int step) } static void sun8i_vi_scaler_set_coeff(struct regmap *map, int layer, - u32 hstep, u32 vstep) + u32 hstep, u32 vstep, + const struct drm_format_info *format) { + const u32 *ch_left, *ch_right, *cy; int offset, i; + if (format->hsub == 1 && format->vsub == 1) { + ch_left = lan3coefftab32_left; + ch_right = lan3coefftab32_right; + cy = lan2coefftab32; + } else { + ch_left = bicubic8coefftab32_left; + ch_right = bicubic8coefftab32_right; + cy = bicubic4coefftab32; + } + offset = sun8i_vi_scaler_coef_index(hstep) * SUN8I_VI_SCALER_COEFF_COUNT; for (i = 0; i < SUN8I_VI_SCALER_COEFF_COUNT; i++) { @@ -459,9 +882,9 @@ static void sun8i_vi_scaler_set_coeff(struct regmap *map, int layer, regmap_write(map, SUN8I_SCALER_VSU_YHCOEFF1(layer, i), lan3coefftab32_right[offset + i]); regmap_write(map, SUN8I_SCALER_VSU_CHCOEFF0(layer, i), - lan3coefftab32_left[offset + i]); + ch_left[offset + i]); regmap_write(map, SUN8I_SCALER_VSU_CHCOEFF1(layer, i), - lan3coefftab32_right[offset + i]); + ch_right[offset + i]); } offset = sun8i_vi_scaler_coef_index(hstep) * @@ -470,7 +893,7 @@ static void sun8i_vi_scaler_set_coeff(struct regmap *map, int layer, regmap_write(map, SUN8I_SCALER_VSU_YVCOEFF(layer, i), lan2coefftab32[offset + i]); regmap_write(map, SUN8I_SCALER_VSU_CVCOEFF(layer, i), - lan2coefftab32[offset + i]); + cy[offset + i]); } } @@ -489,7 +912,8 @@ void sun8i_vi_scaler_enable(struct sun8i_mixer *mixer, int layer, bool enable) void sun8i_vi_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) + u32 hscale, u32 vscale, u32 hphase, u32 vphase, + const struct drm_format_info *format) { u32 chphase, cvphase; u32 insize, outsize; @@ -502,8 +926,19 @@ void sun8i_vi_scaler_setup(struct sun8i_mixer *mixer, int layer, insize = SUN8I_VI_SCALER_SIZE(src_w, src_h); outsize = SUN8I_VI_SCALER_SIZE(dst_w, dst_h); - chphase = hphase; - cvphase = vphase; + /* + * This is chroma V/H phase calculation as it appears in + * BSP driver. There is no detailed explanation. YUV 420 + * chroma is threated specialy for some reason. + */ + if (format->hsub == 2 && format->vsub == 2) { + chphase = hphase >> 1; + cvphase = (vphase >> 1) - + (1UL << (SUN8I_VI_SCALER_SCALE_FRAC - 2)); + } else { + chphase = hphase; + cvphase = vphase; + } regmap_write(mixer->engine.regs, SUN8I_SCALER_VSU_OUTSIZE(layer), outsize); @@ -519,17 +954,18 @@ void sun8i_vi_scaler_setup(struct sun8i_mixer *mixer, int layer, SUN8I_SCALER_VSU_YVPHASE(layer), vphase); regmap_write(mixer->engine.regs, SUN8I_SCALER_VSU_CINSIZE(layer), - SUN8I_VI_SCALER_SIZE(src_w, src_h)); + SUN8I_VI_SCALER_SIZE(src_w / format->hsub, + src_h / format->vsub)); regmap_write(mixer->engine.regs, SUN8I_SCALER_VSU_CHSTEP(layer), - hscale); + hscale / format->hsub); regmap_write(mixer->engine.regs, SUN8I_SCALER_VSU_CVSTEP(layer), - vscale); + vscale / format->vsub); regmap_write(mixer->engine.regs, SUN8I_SCALER_VSU_CHPHASE(layer), chphase); regmap_write(mixer->engine.regs, SUN8I_SCALER_VSU_CVPHASE(layer), cvphase); sun8i_vi_scaler_set_coeff(mixer->engine.regs, layer, - hscale, vscale); + hscale, vscale, format); } diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_scaler.h b/drivers/gpu/drm/sun4i/sun8i_vi_scaler.h index 09edb3491dc9..a595ab643a5a 100644 --- a/drivers/gpu/drm/sun4i/sun8i_vi_scaler.h +++ b/drivers/gpu/drm/sun4i/sun8i_vi_scaler.h @@ -9,6 +9,7 @@ #ifndef _SUN8I_VI_SCALER_H_ #define _SUN8I_VI_SCALER_H_ +#include #include "sun8i_mixer.h" /* this two macros assumes 16 fractional bits which is standard in DRM */ @@ -51,6 +52,7 @@ void sun8i_vi_scaler_enable(struct sun8i_mixer *mixer, int layer, bool enable); void sun8i_vi_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); + u32 hscale, u32 vscale, u32 hphase, u32 vphase, + const struct drm_format_info *format); #endif -- cgit v1.2.3