From: Ryan Walklin <ryan@testtoast.com>
To: Maxime Ripard <mripard@kernel.org>, Chen-Yu Tsai <wens@csie.org>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Thomas Zimmermann <tzimmermann@suse.de>,
David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Samuel Holland <samuel@sholland.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>
Cc: Andre Przywara <andre.przywara@arm.com>,
Chris Morgan <macroalpha82@gmail.com>,
Hironori KIKUCHI <kikuchan98@gmail.com>,
Philippe Simons <simons.philippe@gmail.com>,
Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
dri-devel@lists.freedesktop.org,
linux-arm-kernel@lists.infradead.org,
linux-sunxi@lists.linux.dev, devicetree@vger.kernel.org,
linux-clk@vger.kernel.org, Ryan Walklin <ryan@testtoast.com>
Subject: [PATCH v6 11/27] drm: sun4i: de3: add YUV support to the color space correction module
Date: Sun, 16 Feb 2025 21:50:42 +1300 [thread overview]
Message-ID: <20250216085432.6373-13-ryan@testtoast.com> (raw)
In-Reply-To: <20250216085432.6373-2-ryan@testtoast.com>
From: Jernej Skrabec <jernej.skrabec@gmail.com>
Add coefficients and support for YUV formats to the display engine
colorspace and dynamic range correction submodule.
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Ryan Walklin <ryan@testtoast.com>
---
drivers/gpu/drm/sun4i/sun8i_csc.c | 151 +++++++++++++++++++++++++++++-
1 file changed, 149 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/sun4i/sun8i_csc.c b/drivers/gpu/drm/sun4i/sun8i_csc.c
index 7f3dc6a7b550d..0db946ef30b1b 100644
--- a/drivers/gpu/drm/sun4i/sun8i_csc.c
+++ b/drivers/gpu/drm/sun4i/sun8i_csc.c
@@ -5,6 +5,8 @@
#include <drm/drm_print.h>
+#include <uapi/linux/media-bus-format.h>
+
#include "sun8i_csc.h"
#include "sun8i_mixer.h"
@@ -107,6 +109,135 @@ static const u32 yuv2rgb_de3[2][3][12] = {
},
};
+/* always convert to limited mode */
+static const u32 rgb2yuv_de3[3][12] = {
+ [DRM_COLOR_YCBCR_BT601] = {
+ 0x0000837A, 0x0001021D, 0x00003221, 0x00000040,
+ 0xFFFFB41C, 0xFFFF6B03, 0x0000E0E1, 0x00000200,
+ 0x0000E0E1, 0xFFFF43B1, 0xFFFFDB6E, 0x00000200,
+ },
+ [DRM_COLOR_YCBCR_BT709] = {
+ 0x00005D7C, 0x00013A7C, 0x00001FBF, 0x00000040,
+ 0xFFFFCC78, 0xFFFF52A7, 0x0000E0E1, 0x00000200,
+ 0x0000E0E1, 0xFFFF33BE, 0xFFFFEB61, 0x00000200,
+ },
+ [DRM_COLOR_YCBCR_BT2020] = {
+ 0x00007384, 0x00012A21, 0x00001A13, 0x00000040,
+ 0xFFFFC133, 0xFFFF5DEC, 0x0000E0E1, 0x00000200,
+ 0x0000E0E1, 0xFFFF3135, 0xFFFFEDEA, 0x00000200,
+ },
+};
+
+/* always convert to limited mode */
+static const u32 yuv2yuv_de3[2][3][3][12] = {
+ [DRM_COLOR_YCBCR_LIMITED_RANGE] = {
+ [DRM_COLOR_YCBCR_BT601] = {
+ [DRM_COLOR_YCBCR_BT601] = {
+ 0x00020000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00020000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00020000, 0x00000000,
+ },
+ [DRM_COLOR_YCBCR_BT709] = {
+ 0x00020000, 0xFFFFC4D7, 0xFFFF9589, 0xFFC00040,
+ 0x00000000, 0x0002098B, 0x00003AAF, 0xFE000200,
+ 0x00000000, 0x0000266D, 0x00020CF8, 0xFE000200,
+ },
+ [DRM_COLOR_YCBCR_BT2020] = {
+ 0x00020000, 0xFFFFBFCE, 0xFFFFC5FF, 0xFFC00040,
+ 0x00000000, 0x00020521, 0x00001F89, 0xFE000200,
+ 0x00000000, 0x00002C87, 0x00020F07, 0xFE000200,
+ },
+ },
+ [DRM_COLOR_YCBCR_BT709] = {
+ [DRM_COLOR_YCBCR_BT601] = {
+ 0x00020000, 0x000032D9, 0x00006226, 0xFFC00040,
+ 0x00000000, 0x0001FACE, 0xFFFFC759, 0xFE000200,
+ 0x00000000, 0xFFFFDAE7, 0x0001F780, 0xFE000200,
+ },
+ [DRM_COLOR_YCBCR_BT709] = {
+ 0x00020000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00020000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00020000, 0x00000000,
+ },
+ [DRM_COLOR_YCBCR_BT2020] = {
+ 0x00020000, 0xFFFFF782, 0x00003036, 0xFFC00040,
+ 0x00000000, 0x0001FD99, 0xFFFFE5CA, 0xFE000200,
+ 0x00000000, 0x000005E4, 0x0002015A, 0xFE000200,
+ },
+ },
+ [DRM_COLOR_YCBCR_BT2020] = {
+ [DRM_COLOR_YCBCR_BT601] = {
+ 0x00020000, 0x00003B03, 0x000034D2, 0xFFC00040,
+ 0x00000000, 0x0001FD8C, 0xFFFFE183, 0xFE000200,
+ 0x00000000, 0xFFFFD4F3, 0x0001F3FA, 0xFE000200,
+ },
+ [DRM_COLOR_YCBCR_BT709] = {
+ 0x00020000, 0x00000916, 0xFFFFD061, 0xFFC00040,
+ 0x00000000, 0x0002021C, 0x00001A40, 0xFE000200,
+ 0x00000000, 0xFFFFFA19, 0x0001FE5A, 0xFE000200,
+ },
+ [DRM_COLOR_YCBCR_BT2020] = {
+ 0x00020000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00020000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00020000, 0x00000000,
+ },
+ },
+ },
+ [DRM_COLOR_YCBCR_FULL_RANGE] = {
+ [DRM_COLOR_YCBCR_BT601] = {
+ [DRM_COLOR_YCBCR_BT601] = {
+ 0x0001B7B8, 0x00000000, 0x00000000, 0x00000040,
+ 0x00000000, 0x0001C1C2, 0x00000000, 0xFE000200,
+ 0x00000000, 0x00000000, 0x0001C1C2, 0xFE000200,
+ },
+ [DRM_COLOR_YCBCR_BT709] = {
+ 0x0001B7B8, 0xFFFFCC08, 0xFFFFA27B, 0x00000040,
+ 0x00000000, 0x0001CA24, 0x0000338D, 0xFE000200,
+ 0x00000000, 0x000021C1, 0x0001CD26, 0xFE000200,
+ },
+ [DRM_COLOR_YCBCR_BT2020] = {
+ 0x0001B7B8, 0xFFFFC79C, 0xFFFFCD0C, 0x00000040,
+ 0x00000000, 0x0001C643, 0x00001BB4, 0xFE000200,
+ 0x00000000, 0x0000271D, 0x0001CEF5, 0xFE000200,
+ },
+ },
+ [DRM_COLOR_YCBCR_BT709] = {
+ [DRM_COLOR_YCBCR_BT601] = {
+ 0x0001B7B8, 0x00002CAB, 0x00005638, 0x00000040,
+ 0x00000000, 0x0001BD32, 0xFFFFCE3C, 0xFE000200,
+ 0x00000000, 0xFFFFDF6A, 0x0001BA4A, 0xFE000200,
+ },
+ [DRM_COLOR_YCBCR_BT709] = {
+ 0x0001B7B8, 0x00000000, 0x00000000, 0x00000040,
+ 0x00000000, 0x0001C1C2, 0x00000000, 0xFE000200,
+ 0x00000000, 0x00000000, 0x0001C1C2, 0xFE000200,
+ },
+ [DRM_COLOR_YCBCR_BT2020] = {
+ 0x0001B7B8, 0xFFFFF88A, 0x00002A5A, 0x00000040,
+ 0x00000000, 0x0001BFA5, 0xFFFFE8FA, 0xFE000200,
+ 0x00000000, 0x0000052D, 0x0001C2F1, 0xFE000200,
+ },
+ },
+ [DRM_COLOR_YCBCR_BT2020] = {
+ [DRM_COLOR_YCBCR_BT601] = {
+ 0x0001B7B8, 0x000033D6, 0x00002E66, 0x00000040,
+ 0x00000000, 0x0001BF9A, 0xFFFFE538, 0xFE000200,
+ 0x00000000, 0xFFFFDA2F, 0x0001B732, 0xFE000200,
+ },
+ [DRM_COLOR_YCBCR_BT709] = {
+ 0x0001B7B8, 0x000007FB, 0xFFFFD62B, 0x00000040,
+ 0x00000000, 0x0001C39D, 0x0000170F, 0xFE000200,
+ 0x00000000, 0xFFFFFAD1, 0x0001C04F, 0xFE000200,
+ },
+ [DRM_COLOR_YCBCR_BT2020] = {
+ 0x0001B7B8, 0x00000000, 0x00000000, 0x00000040,
+ 0x00000000, 0x0001C1C2, 0x00000000, 0xFE000200,
+ 0x00000000, 0x00000000, 0x0001C1C2, 0xFE000200,
+ },
+ },
+ },
+};
+
static void sun8i_csc_setup(struct regmap *map, u32 base,
enum sun8i_format_type fmt_type,
enum drm_color_encoding encoding,
@@ -153,25 +284,41 @@ static void sun8i_de3_ccsc_setup(struct sun8i_mixer *mixer, int layer,
enum drm_color_encoding encoding,
enum drm_color_range range)
{
- u32 addr, val, mask;
+ u32 addr, val = 0, mask;
struct regmap *map;
const u32 *table;
int i;
+ struct sun8i_color_model model;
mask = SUN50I_MIXER_BLEND_CSC_CTL_EN(layer);
table = yuv2rgb_de3[range][encoding];
map = mixer->engine.regs;
+ model = mixer->color_model;
switch (fmt_type) {
case FORMAT_TYPE_RGB:
- val = 0;
+ if (model.format == MEDIA_BUS_FMT_RGB888_1X24)
+ break;
+ val = mask;
+ addr = SUN50I_MIXER_BLEND_CSC_COEFF(DE3_BLD_BASE, layer, 0);
+ regmap_bulk_write(map, addr, rgb2yuv_de3[model.encoding], 12);
break;
case FORMAT_TYPE_YUV:
+ table = sun8i_csc_get_de3_yuv_table(encoding, range,
+ model.format,
+ model.encoding);
+ if (!table)
+ break;
val = mask;
addr = SUN50I_MIXER_BLEND_CSC_COEFF(DE3_BLD_BASE, layer, 0);
regmap_bulk_write(map, addr, table, 12);
break;
case FORMAT_TYPE_YVU:
+ table = sun8i_csc_get_de3_yuv_table(encoding, range,
+ model.format,
+ model.encoding);
+ if (!table)
+ table = yuv2yuv_de3[range][encoding][encoding];
val = mask;
for (i = 0; i < 12; i++) {
if ((i & 3) == 1)
--
2.48.1
next prev parent reply other threads:[~2025-02-16 9:13 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-16 8:50 drm: sun4i: add Display Engine 3.3 (DE33) support Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 01/27] drm: sun4i: de2/de3: Change CSC argument Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 02/27] drm: sun4i: de2/de3: Merge CSC functions into one Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 03/27] drm: sun4i: de2/de3: call csc setup also for UI layer Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 04/27] drm: sun4i: de2: Initialize layer fields earlier Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 05/27] drm: sun4i: de3: Add YUV formatter module Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 06/27] drm: sun4i: de3: add format enumeration function to engine Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 07/27] drm: sun4i: de3: add formatter flag to mixer config Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 08/27] drm: sun4i: de3: add YUV support to the DE3 mixer Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 09/27] drm: sun4i: de3: refactor YUV formatter module setup Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 10/27] drm: sun4i: de3: pass mixer reference to ccsc setup function Ryan Walklin
2025-02-16 8:50 ` Ryan Walklin [this message]
2025-02-16 18:29 ` [PATCH v6 11/27] drm: sun4i: de3: add YUV support to the color space correction module Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 12/27] drm: sun4i: de3: add YUV support to the TCON Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 13/27] drm: sun4i: support YUV formats in VI scaler Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 14/27] drm: sun4i: de2/de3: add mixer version enum Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 15/27] drm: sun4i: de2/de3: refactor mixer initialisation Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 16/27] drm: sun4i: vi_scaler refactor vi_scaler enablement Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 17/27] drm: sun4i: de2/de3: add generic blender register reference function Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 18/27] drm: sun4i: de2/de3: use generic register reference function for layer configuration Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 19/27] drm: sun4i: de3: Implement AFBC support Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 20/27] dt-bindings: allwinner: add H616 DE33 bus binding Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 21/27] dt-bindings: allwinner: add H616 DE33 clock binding Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 22/27] dt-bindings: allwinner: add H616 DE33 mixer binding Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 23/27] clk: sunxi-ng: ccu: add Display Engine 3.3 (DE33) support Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 24/27] drm: sun4i: de33: mixer: " Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 25/27] drm: sun4i: de33: vi_scaler: " Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 26/27] drm: sun4i: de33: fmt: " Ryan Walklin
2025-02-16 8:50 ` [PATCH v6 27/27] drm: sun4i: de33: csc: " Ryan Walklin
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