From nobody Fri Apr 3 01:24:21 2026 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 59F493DFC79 for ; Wed, 25 Mar 2026 14:02:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774447330; cv=none; b=Oi1pyDJ7Cw5vZwwr2Fvk5sLX/GsPhy0QnGOAacORUj5vywIXN4CVAo6r1BM2eAU4NZ9hzU3SvTiijyZwwOCjGjneLmUzlUdYnXZmEDaWIfHRm746MI2Z96T+eOqDIVfbHldxkjZBqHWgnCxGplpyODhAbk6l897VAtPEy6uV0mg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774447330; c=relaxed/simple; bh=JS1u+tUvofCvVSFd4SoansSSnQ5kaOnrcifXFx5nnmE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=CYM1IkzsN/btbSZ5UzaoYEVfKVinR441gicFXdFItWmNWROnzpPc2J+IGkwWg5xTYp1cMThShLvcIQKNYkhWl4l53xtu8yPz20KizMchBj7jZC97BObNtPywxYbrCfSU3AHZu75t67nbXcW3eee9y8bAqWZ8WtnNFRHmPDW2WV0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=L56yRSK5; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="L56yRSK5" Received: from [127.0.1.1] (91-158-153-178.elisa-laajakaista.fi [91.158.153.178]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id C61701E7A; Wed, 25 Mar 2026 15:00:42 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1774447243; bh=JS1u+tUvofCvVSFd4SoansSSnQ5kaOnrcifXFx5nnmE=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=L56yRSK5LSAW72x7ziwsJlq8V3bxUl+Q9EliERJLXX8C4VaBVnOwMMUIZLNNXm9LF iGpMUEYAaIgGh8mtlk9Onjsx134ShIaOY7htF72pZ/b8TTovmjPy0Zt3GZPdHRf/x0 wtel72Amst5+f1AJXYMwwFSzToWyZ3z8WybIZhjk= From: Tomi Valkeinen Date: Wed, 25 Mar 2026 16:01:32 +0200 Subject: [PATCH v9 09/11] drm: xlnx: zynqmp: Add support for Y8 and XYYY2101010 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260325-xilinx-formats-v9-9-d03b7e3752e4@ideasonboard.com> References: <20260325-xilinx-formats-v9-0-d03b7e3752e4@ideasonboard.com> In-Reply-To: <20260325-xilinx-formats-v9-0-d03b7e3752e4@ideasonboard.com> To: Vishal Sagar , Anatoliy Klymenko , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Laurent Pinchart , Michal Simek , Simon Ser Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Geert Uytterhoeven , Dmitry Baryshkov , Pekka Paalanen , Tomi Valkeinen X-Mailer: b4 0.15-dev-c25d1 X-Developer-Signature: v=1; a=openpgp-sha256; l=2157; i=tomi.valkeinen@ideasonboard.com; h=from:subject:message-id; bh=JS1u+tUvofCvVSFd4SoansSSnQ5kaOnrcifXFx5nnmE=; b=owEBbQKS/ZANAwAIAfo9qoy8lh71AcsmYgBpw+rNHh2hc2H4ErbtLvFQWv0j3SL4Hapl9SQ5K DqfYMbQ68KJAjMEAAEIAB0WIQTEOAw+ll79gQef86f6PaqMvJYe9QUCacPqzQAKCRD6PaqMvJYe 9eaKD/wIu50aUSGtxqrodliSnBZosxTRfcNTCDHkaNUgWesS19AFIEfhyQRPtbPpKC7m4lkLphi us74wLHIHyhBae5SklY4vx20QAIiFhxwsEsC2EGZos0xRzlGkgEodgrT2KPOfYSJS3SqMvn6IJK HJtphlQKrc3OFRtZfCa3QJ2lly7dLCnjd21zAjkMB0dI9uK60KdtldlUk6ifZ+JeS/Lra98Wr1f 5bMG0Kw37GNOWhNX5XUkNaexkthOfl+qCLdCiCuToe3aOpNXQ0nX33B6KkF4mUH6yd16HxNMywt HAdIVC6Mq+ANm5RtW3hyKnRUvyQMZZqe+shBmAVOB/58b5yKZ84AumsrnBmLuGuLI7jS7OYxOxy wQSg5TC3aVzmA7sLKuo0z+fh6/yNWFg8/TgrGXOY78A75nmZgH5Ajedil63b75oGHalzUWkRzb7 Ghbtnoc3fS5kOd8DZhg0QzSjOY7e0+1Jf7TXD76QgFuDDUnbm5aL8+oRQ5i3NEWzGIuiYGQX565 KgqkHo4Bvbo1bKb8JyK3IP5ZbcPpf/y03s22KNm9g41r3nZzLfX5b3GRWDH2IxMVWvotkwV1GCc HGqApk3L8AI2vhxVTjfW2eT11RGfgAnS9DNUw/7EOAqMjFSkWRxGIRCYQpcRloH7A+KTCBYkkBE qjLZjrkicr9kqUA== X-Developer-Key: i=tomi.valkeinen@ideasonboard.com; a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 Add support for Y8 and XYYY2101010 formats. We also need to add new csc matrices for these y-only formats. Reviewed-by: Vishal Sagar Reviewed-by: Laurent Pinchart Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/xlnx/zynqmp_disp.c | 27 ++++++++++++++++++++++++++- 1 file changed, 26 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/xlnx/zynqmp_disp.c b/drivers/gpu/drm/xlnx/zynq= mp_disp.c index 40deca67b83b..99bc68481020 100644 --- a/drivers/gpu/drm/xlnx/zynqmp_disp.c +++ b/drivers/gpu/drm/xlnx/zynqmp_disp.c @@ -307,6 +307,16 @@ static const struct zynqmp_disp_format avbuf_vid_fmts[= ] =3D { .buf_fmt =3D ZYNQMP_DISP_AV_BUF_FMT_NL_VID_YV16CI_10, .swap =3D false, .sf =3D scaling_factors_101010, + }, { + .drm_fmt =3D DRM_FORMAT_Y8, + .buf_fmt =3D ZYNQMP_DISP_AV_BUF_FMT_NL_VID_MONO, + .swap =3D false, + .sf =3D scaling_factors_888, + }, { + .drm_fmt =3D DRM_FORMAT_XYYY2101010, + .buf_fmt =3D ZYNQMP_DISP_AV_BUF_FMT_NL_VID_YONLY_10, + .swap =3D false, + .sf =3D scaling_factors_101010, }, }; =20 @@ -697,6 +707,17 @@ static const u32 csc_sdtv_to_rgb_offsets[] =3D { 0x0, 0x1800, 0x1800 }; =20 +/* In Y-only mode the single Y channel is on the third column */ +static const u16 csc_sdtv_to_rgb_yonly_matrix[] =3D { + 0x0, 0x0, 0x1000, + 0x0, 0x0, 0x1000, + 0x0, 0x0, 0x1000, +}; + +static const u32 csc_sdtv_to_rgb_yonly_offsets[] =3D { + 0x0, 0x0, 0x0 +}; + /** * zynqmp_disp_blend_set_output_format - Set the output format of the blen= der * @disp: Display controller @@ -846,7 +867,11 @@ static void zynqmp_disp_blend_layer_enable(struct zynq= mp_disp *disp, ZYNQMP_DISP_V_BLEND_LAYER_CONTROL(layer->id), val); =20 - if (layer->drm_fmt->is_yuv) { + if (layer->drm_fmt->format =3D=3D DRM_FORMAT_Y8 || + layer->drm_fmt->format =3D=3D DRM_FORMAT_XYYY2101010) { + coeffs =3D csc_sdtv_to_rgb_yonly_matrix; + offsets =3D csc_sdtv_to_rgb_yonly_offsets; + } else if (layer->drm_fmt->is_yuv) { coeffs =3D csc_sdtv_to_rgb_matrix; offsets =3D csc_sdtv_to_rgb_offsets; } else { --=20 2.43.0