From patchwork Thu Jul 27 09:46:22 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 13329898 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 20F2EC04E69 for ; Thu, 27 Jul 2023 09:47:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=Pn2TUVziECa0pu0Ru1d8wPtZ0AgrICPEVAXF42InBX8=; b=YlHsSL6QLkIw5m x7H6PtLNTNUrEeDRatiPSw+wKjQ40Y28aYMbe19xyXbR4fIvpBlnH+6pnFQBxhEeY+Qf7CuCrRItJ i55x+kEEtW6pqiFLpIzBjdNENaZgMlXO33t5bPXZloDjtBgDr0VPM1O9z+jr9NShP9uv3I7vDtynN 7FQL1OuTduCrUzsKl7wDVAK/ONBg8g3MVw/AQk1K/0xnt8Lhha14qo/f3fIYutmkjQiRWSqmX13e5 xseE4uBjZ1TEnGiOyzjDpA0PnaHqW68XnBNZPJA8q2sxvMiO/sdsDe+IvdlHxLxxQo+blhxc8FQlB o1rxkgfoNau2LsM4/i/w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qOxZy-00CrxU-30; Thu, 27 Jul 2023 09:46:42 +0000 Received: from madras.collabora.co.uk ([46.235.227.172]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qOxZv-00Crvq-2R; Thu, 27 Jul 2023 09:46:41 +0000 Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 91674660702D; Thu, 27 Jul 2023 10:46:37 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1690451198; bh=IH57ZyNRagERKQ5+mMux4tgPKLAjXI0mE3TZqze6Yq4=; h=From:To:Cc:Subject:Date:From; b=QZuEjo6ntXZiJRNm2OP4NKTzNdBA7bLUEWW8uvpCQR+rbQRgDHl5XNxP4dgLHM+JL il/7ORKbFzctrh34rnL+xD9EjQ6yHLajfwsVLIjvymwUs+mymYYpdkY40VyNH9Aq78 iui4Sf562cqO67VDSmdtI/JbvwyOrYwRSj7kves09hkA6V0R4IpHVGk0VFql4kxL2c xTBIlYzRwVUcPlmvINswuTLZ6N7UC4+Ua749RBRj1fMigiRj4gqBQFHkwokXpSGPV9 Zjz3D1bR72SEKEPT1Tk3sG2vlqqNJaF5v+vQt3RyCypaH7hwfWUIz4I/xbQXMyN2e/ /XIjDlBtiHp1w== From: AngeloGioacchino Del Regno To: chunkuang.hu@kernel.org Cc: p.zabel@pengutronix.de, airlied@gmail.com, daniel@ffwll.ch, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, wenst@chromium.org, kernel@collabora.com, ehristev@collabora.com Subject: [PATCH RESEND v6 00/11] MediaTek DDP GAMMA - 12-bit LUT support Date: Thu, 27 Jul 2023 11:46:22 +0200 Message-ID: <20230727094633.22505-1-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.41.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230727_024639_946469_F4BDADE5 X-CRM114-Status: GOOD ( 12.40 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Changes in RESEND-v6: - None. Changes in v6: - Fixed smatch warning in patch 11/11, ref.: https://lore.kernel.org/all/202306101458.lRXHEE0Z-lkp@intel.com/ Changes in v5: - Removed incorrect comment on default LUT size and bits - Removed useless check for num_lut_banks - Added comment about CMDQ implementation on patch 5 - Evaluated passing lut size/bits from AAL, idea discarded as the implementation would be rather tricky while bringing no benefits. Changes in v4: - Fixed assignment typo appeared in v3 Changes in v3: - Fixed issues due to variables renaming during cleanup (oops) - This is actually the right series, since v2 was taken from the wrong kernel tree.... :-) Changes in v2: - Added explicit inclusion of linux/bitfield.h in patch [06/11] This series adds support for GAMMA IP requiring and/or supporting a 12-bits LUT using a slightly different register layout and programming sequence for multiple LUT banks: this IP version is currently found on a number of SoCs, not only including the Chromebook/IoT oriented Kompanio 1200/1380 MT8195/MT8195T, but also Smartphone chips such as the Dimensity 9200 (MT6985) and others. This series was tested on MT8195, MT8192, MT8173, MT6795: * MT6795, MT8192, MT8173: No regression, works fine. * MT8195: Color correction is finally working! AngeloGioacchino Del Regno (10): drm/mediatek: gamma: Reduce indentation in mtk_gamma_set_common() drm/mediatek: gamma: Support SoC specific LUT size drm/mediatek: gamma: Improve and simplify HW LUT calculation drm/mediatek: gamma: Enable the Gamma LUT table only after programming drm/mediatek: gamma: Use bitfield macros drm/mediatek: gamma: Support specifying number of bits per LUT component drm/mediatek: gamma: Support multi-bank gamma LUT drm/mediatek: gamma: Add support for 12-bit LUT and MT8195 drm/mediatek: gamma: Make sure relay mode is disabled drm/mediatek: gamma: Program gamma LUT type for descending or rising Jason-JH.Lin (1): drm/mediatek: gamma: Adjust mtk_drm_gamma_set_common parameters drivers/gpu/drm/mediatek/mtk_disp_aal.c | 2 +- drivers/gpu/drm/mediatek/mtk_disp_drv.h | 3 +- drivers/gpu/drm/mediatek/mtk_disp_gamma.c | 193 ++++++++++++++++---- drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 4 +- drivers/gpu/drm/mediatek/mtk_drm_crtc.h | 1 - drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 1 + drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 9 + 7 files changed, 177 insertions(+), 36 deletions(-)