From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 95B3816C684 for ; Tue, 25 Feb 2025 16:44:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740501844; cv=none; b=Vjaz21S+es6Vfh65Q2Hs/SwbXf3e+Hs0tGmRhWvlLuVMzwkxOE6vaWQ2PXHbV+2vZCU9l0MMEdRZtT6ZP4ZEG1grveiB4cBMnkKPFpVu+Bbw0V7hmzjWSkW+WSEU2DjNXDMHk7KXViXtHzY3SltbtjFKyFqOGMbrA9UkbpG1mOQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740501844; c=relaxed/simple; bh=Ql5s9tXR9G/woA8eFE6vmrVxYTCWBGMKz7pHTDWcxpI=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=FVt8kv7t91mt2q9O4NQydSUnOf5XCqCTyiEpqh/PJuoTX1ADzlSaLhj5Z9GxQE96lWCNOUUls3W8bHApcUftpd4nl/Q/Xr1sRqxhJ2NNGNrZoLnb6Q0/s1Xw9Wb154hzAHyHPzNNOc4A4VS8v14NnrfiPYPLCWwhaw5Ju1xyj7U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TAHGoG5g; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="TAHGoG5g" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7CA6BC4CEE9; Tue, 25 Feb 2025 16:44:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740501844; bh=Ql5s9tXR9G/woA8eFE6vmrVxYTCWBGMKz7pHTDWcxpI=; h=From:Subject:Date:To:Cc:From; b=TAHGoG5gzY+0pUNA9ggiK+Uf5AaO/NrJ9NrkDzOI3vyjE6pGhlaxfwUNODsWLS2BK ChkCQR6Ii9z68MJ3zo0oxWJ1Ft64lXa17d4bGI2f2ZA98zflo3xLBWmLdhRQ0+QqTk PXO8wippyYAboF48/3io8YykZsDnHXZ8IQCHrs1g/dy31W/OXDrpcjsLXlyimn+41P 3PVIOS0wDh4Ij5Gb2nIJkcf/F5BEFz0zJ9Dq451cjFwQPv7OeWQ6dZaXjCq6mfOpJC OxYxgqpS7zWP/jG6nZN3naMKWwHHuYxtlgp5VnH6BMktTLfgDbNnDrR4+m9J5LSy23 14peaGo7XrYxw== From: Maxime Ripard Subject: [PATCH v4 00/15] drm/bridge: Various quality of life improvements Date: Tue, 25 Feb 2025 17:43:48 +0100 Message-Id: <20250225-bridge-connector-v4-0-7ecb07b09cad@kernel.org> 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: 7bit X-B4-Tracking: v=1; b=H4sIAETzvWcC/33NTQ7CIBAF4KsY1mL4bcGV9zAuKgwt0YABQzRN7 y7tRo2Ny/cy75sRZUgeMtpvRpSg+OxjqEFsN8gMXegBe1szYoRJQqnE5+RtbU0MAcw9Juw0p1o Aa1rnUJ3dEjj/WMjjqebB53r2XD4UOrd/sEIxwbpjDoxVqumawwVSgOsuph7NWmFvgRGxIrAqc GltYxQXQNSPwD8EylcEXgVoqdTKCW2U+xKmaXoBvf27cDUBAAA= X-Change-ID: 20250115-bridge-connector-f93194e267ff To: Maarten Lankhorst , Thomas Zimmermann , David Airlie , Simona Vetter , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Douglas Anderson Cc: Herve Codina , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Maxime Ripard , Dmitry Baryshkov , Simona Vetter X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=8313; i=mripard@kernel.org; h=from:subject:message-id; bh=Ql5s9tXR9G/woA8eFE6vmrVxYTCWBGMKz7pHTDWcxpI=; b=owGbwMvMwCmsHn9OcpHtvjLG02pJDOl7P3u1PeZ13xHU+uXDpQnLI3zdGpSuPr7s7d5xm9d5+ 7HlAYWHO6ayMAhzMsiKKbI8kQk7vbx9cZWD/cofMHNYmUCGMHBxCsBEZt1jbFiud331jbVln3XT 3JK7iuKkVt90+NN00j/guqm0xDnuiaqasouzmvUPB/2SOHzpT6fcP8Y6m8Maq4sM1598s07lode iec9z5skcS7/6Y2PXxOPZp21vtrzunXj85cnGUl09buEDtcfiAA== X-Developer-Key: i=mripard@kernel.org; a=openpgp; fpr=BE5675C37E818C8B5764241C254BCFC56BF6CE8D Hi, Here's a series of changes after to the KMS helpers and bridge API following a bunch of reviews I did. It's mostly centered across providing an easier time to deal with bridge states, and a somewhat consistent with the other entities API. It's build tested only, with arm64 allmodconfig. Maxime Signed-off-by: Maxime Ripard --- Changes in v4: - Rebased on top of drm-misc-next-2025-02-20 - Changed the approach to helpers suggested by Sima, dropped the tags affected by the rework - Drop drm_bridge_state->crtc and connector fields - Drop drm_bridge->encoder deprecation - Introduced kunit tests - Link to v3: https://lore.kernel.org/r/20250213-bridge-connector-v3-0-e71598f49c8f@kernel.org Changes in v3: - Add tags - Fix compilation breakages - Reword some commit messages - Create drm_bridge_is_atomic() helper - Retrieve the CRTC state through drm_atomic_get_new_crtc_state() instead of crtc->state in bridges - Fix ti-sn65dsi86 - Link to v2: https://lore.kernel.org/r/20250204-bridge-connector-v2-0-35dd6c834e08@kernel.org Changes in v2: - Pass the full atomic state to bridge atomic hooks - Make attach take the encoder as a parameter - Mark bridge->encoder as deprecated - Rework the logic to detect if a bridge uses a state or not at atomic_check time - Add lockdep assertion to drm_bridge_get_current_state() - Link to v1: https://lore.kernel.org/r/20250115-bridge-connector-v1-0-9a2fecd886a6@kernel.org --- Maxime Ripard (15): drm/bridge: Add encoder parameter to drm_bridge_funcs.attach drm/bridge: Provide a helper to retrieve current bridge state drm/tests: Add kunit tests for bridges drm/atomic: Introduce helper to lookup connector by encoder drm/tests: helpers: Create new helper to enable output drm/tests: Create tests for drm_atomic drm/bridge: Add helper to reset bridge pipeline drm/tests: bridge: Provide tests for drm_bridge_reset_crtc drm/bridge: ti-sn65dsi83: Switch to drm_bridge_reset_crtc drm/bridge: Introduce drm_bridge_is_atomic() helper drm/bridge: cdns-csi: Switch to atomic helpers drm/bridge: tc358775: Switch to atomic commit drm/bridge: tc358768: Stop disabling when failing to enable drm/bridge: tc358768: Convert to atomic helpers drm/bridge: ti-sn65dsi86: Use bridge_state crtc pointer drivers/gpu/drm/Kconfig | 1 + drivers/gpu/drm/bridge/adv7511/adv7511_drv.c | 3 +- drivers/gpu/drm/bridge/analogix/analogix-anx6345.c | 3 +- drivers/gpu/drm/bridge/analogix/analogix-anx78xx.c | 3 +- drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 2 +- drivers/gpu/drm/bridge/analogix/anx7625.c | 3 +- drivers/gpu/drm/bridge/aux-bridge.c | 3 +- drivers/gpu/drm/bridge/aux-hpd-bridge.c | 1 + drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c | 34 +- .../gpu/drm/bridge/cadence/cdns-mhdp8546-core.c | 1 + drivers/gpu/drm/bridge/chipone-icn6211.c | 6 +- drivers/gpu/drm/bridge/chrontel-ch7033.c | 5 +- drivers/gpu/drm/bridge/display-connector.c | 1 + drivers/gpu/drm/bridge/fsl-ldb.c | 3 +- drivers/gpu/drm/bridge/imx/imx-ldb-helper.c | 7 +- drivers/gpu/drm/bridge/imx/imx-ldb-helper.h | 2 +- drivers/gpu/drm/bridge/imx/imx-legacy-bridge.c | 3 +- drivers/gpu/drm/bridge/imx/imx8mp-hdmi-pvi.c | 3 +- .../gpu/drm/bridge/imx/imx8qxp-pixel-combiner.c | 3 +- drivers/gpu/drm/bridge/imx/imx8qxp-pixel-link.c | 3 +- drivers/gpu/drm/bridge/imx/imx8qxp-pxl2dpi.c | 3 +- drivers/gpu/drm/bridge/ite-it6263.c | 7 +- drivers/gpu/drm/bridge/ite-it6505.c | 1 + drivers/gpu/drm/bridge/ite-it66121.c | 3 +- drivers/gpu/drm/bridge/lontium-lt8912b.c | 3 +- drivers/gpu/drm/bridge/lontium-lt9211.c | 3 +- drivers/gpu/drm/bridge/lontium-lt9611.c | 3 +- drivers/gpu/drm/bridge/lontium-lt9611uxc.c | 3 +- drivers/gpu/drm/bridge/lvds-codec.c | 3 +- .../drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c | 1 + drivers/gpu/drm/bridge/microchip-lvds.c | 3 +- drivers/gpu/drm/bridge/nwl-dsi.c | 3 +- drivers/gpu/drm/bridge/nxp-ptn3460.c | 5 +- drivers/gpu/drm/bridge/panel.c | 3 +- drivers/gpu/drm/bridge/parade-ps8622.c | 1 + drivers/gpu/drm/bridge/parade-ps8640.c | 3 +- drivers/gpu/drm/bridge/samsung-dsim.c | 3 +- drivers/gpu/drm/bridge/sii902x.c | 5 +- drivers/gpu/drm/bridge/sil-sii8620.c | 1 + drivers/gpu/drm/bridge/simple-bridge.c | 5 +- drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 3 +- drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c | 5 +- drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi2.c | 5 +- drivers/gpu/drm/bridge/tc358762.c | 3 +- drivers/gpu/drm/bridge/tc358764.c | 3 +- drivers/gpu/drm/bridge/tc358767.c | 2 + drivers/gpu/drm/bridge/tc358768.c | 41 ++- drivers/gpu/drm/bridge/tc358775.c | 45 ++- drivers/gpu/drm/bridge/tda998x_drv.c | 1 + drivers/gpu/drm/bridge/thc63lvd1024.c | 3 +- drivers/gpu/drm/bridge/ti-dlpc3433.c | 4 +- drivers/gpu/drm/bridge/ti-sn65dsi83.c | 29 +- drivers/gpu/drm/bridge/ti-sn65dsi86.c | 61 ++-- drivers/gpu/drm/bridge/ti-tdp158.c | 6 +- drivers/gpu/drm/bridge/ti-tfp410.c | 5 +- drivers/gpu/drm/bridge/ti-tpd12s015.c | 3 +- drivers/gpu/drm/drm_atomic.c | 45 +++ drivers/gpu/drm/drm_bridge.c | 55 ++- drivers/gpu/drm/imx/ipuv3/parallel-display.c | 3 +- drivers/gpu/drm/ingenic/ingenic-drm-drv.c | 5 +- drivers/gpu/drm/mcde/mcde_dsi.c | 3 +- drivers/gpu/drm/mediatek/mtk_dp.c | 3 +- drivers/gpu/drm/mediatek/mtk_dpi.c | 3 +- drivers/gpu/drm/mediatek/mtk_dsi.c | 3 +- drivers/gpu/drm/mediatek/mtk_hdmi.c | 3 +- drivers/gpu/drm/meson/meson_encoder_cvbs.c | 3 +- drivers/gpu/drm/meson/meson_encoder_dsi.c | 3 +- drivers/gpu/drm/meson/meson_encoder_hdmi.c | 3 +- drivers/gpu/drm/msm/dsi/dsi_manager.c | 3 +- drivers/gpu/drm/omapdrm/dss/dpi.c | 3 +- drivers/gpu/drm/omapdrm/dss/dsi.c | 3 +- drivers/gpu/drm/omapdrm/dss/hdmi4.c | 3 +- drivers/gpu/drm/omapdrm/dss/hdmi5.c | 3 +- drivers/gpu/drm/omapdrm/dss/sdi.c | 3 +- drivers/gpu/drm/omapdrm/dss/venc.c | 3 +- drivers/gpu/drm/renesas/rcar-du/rcar_lvds.c | 3 +- drivers/gpu/drm/renesas/rcar-du/rcar_mipi_dsi.c | 3 +- drivers/gpu/drm/renesas/rz-du/rzg2l_mipi_dsi.c | 3 +- drivers/gpu/drm/stm/lvds.c | 11 +- drivers/gpu/drm/tests/Makefile | 2 + drivers/gpu/drm/tests/drm_atomic_test.c | 153 +++++++++ drivers/gpu/drm/tests/drm_bridge_test.c | 376 +++++++++++++++++++++ drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c | 151 +++++---- drivers/gpu/drm/tests/drm_kunit_helpers.c | 61 ++++ drivers/gpu/drm/tidss/tidss_encoder.c | 3 +- drivers/gpu/drm/vc4/vc4_dsi.c | 3 +- drivers/gpu/drm/xlnx/zynqmp_dp.c | 3 +- drivers/platform/arm64/acer-aspire1-ec.c | 3 +- include/drm/drm_atomic.h | 3 + include/drm/drm_bridge.h | 36 +- include/drm/drm_kunit_helpers.h | 8 + 91 files changed, 1107 insertions(+), 239 deletions(-) --- base-commit: e82e1a0c22d841f379b1c768469dcdaae650e443 change-id: 20250115-bridge-connector-f93194e267ff Best regards, -- Maxime Ripard