From nobody Thu Sep 19 23:07:05 2024 Received: from mail-pl1-f170.google.com (mail-pl1-f170.google.com [209.85.214.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 55D27945A for ; Wed, 5 Jun 2024 00:24:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.170 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717547059; cv=none; b=SnHE/DSSIjcpeX2WZ+DzVS8IXd8sOY4nzqz+us3EH6abzwMB1uBkL6KufwpojOhEK3GPyZcrvcf/O1j/RsDIma6vqxCStVd9i4qzElttJlI1hOfJ1/9MzgWQHr00MfCIDztv/YLAXN5NxML0Vra7K64WQVR3W9zmc4wBpcpIBi8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717547059; c=relaxed/simple; bh=/0uYtNJ/uubrgwMaD2RowVr0RhvwtvtS77O0R3hwQQY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=o0SmqYePZ8W2zCiNkSLkeU613HH81cBB75lnVtPggYfp8zNBENwlcgndQlh1M6LJPBjisRdPlmBJqgLh4ctFp5pDSEloAOyNso8UrRiSF3skBaQSBtVKJrf1bJPLwWwnNUGe8E+a7e32sjM+gRV7onqCDdNNqa3Sv+h9ge9LFls= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=VmuLzQ4S; arc=none smtp.client-ip=209.85.214.170 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="VmuLzQ4S" Received: by mail-pl1-f170.google.com with SMTP id d9443c01a7336-1f32a3b9491so45640505ad.0 for ; Tue, 04 Jun 2024 17:24:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1717547058; x=1718151858; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=OWtosQoN9Pg9d9xBQ0Jlap54LBTP0iCSFOQ0mCtxtm8=; b=VmuLzQ4S+xdpTmnx7VTy+RCWWGN9p93Pi3fHeW8Wni8ocbSb+jt3s5uHDm87WgVuGk aB95kFW9JSaY+xzbAM9R7fbPMfcqHlPR+35h89EZ2VuT4mdciA6fEr7DUb4K2dNaz8FF /NeiNr0SvSLEyzrAaGKWDjp7Cg5qUN6mf1REA= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717547058; x=1718151858; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=OWtosQoN9Pg9d9xBQ0Jlap54LBTP0iCSFOQ0mCtxtm8=; b=rI0KoGwkMpYchHKpw+fSFnZsKRyhzA1wtqv8G1wbpKF035s1nIMGDZ4+46XeQfDd2v 1EN2PD52Eaw3ozE48pAJsdhPuwYjiR/G7g+lFNV6zSI7PUHAyPzFH5fDXRLrICfXg437 XdbhgyKL05bR2nCGZ2BXSq5b7zzvgbVbBSQCBd0zY9K7gke4grPZAvFPvLtSjELskp41 LkkuOGeyv107Zac4tFlOoAyn5q5Eo+fRdCDgxX9kOupsfxvS3ehZearLVUvLqYJdT2ca tffx+aKY4pPRTW645uU+ZEjsyCFFAnpG+unHiqD4pW9cTdbCTQhn6AQ3/OHyMA0oTEBs Sn9Q== X-Forwarded-Encrypted: i=1; AJvYcCWQT0PoJGMAmBZ2ySlpbz4JMq3vy8yUNXmdfCYACKlAz39y88+5t0x7YplD1VnsNgl4CGrnr0R0Lhp1HrvfRkvJzzAoyrwc1N5bFsYw X-Gm-Message-State: AOJu0YzXUSIY8p6iwF2nbKn5x6wHCdVm/kkukZ+i6zSX/YcACowjkGD5 8mjgOFVhuCR2wsjvWVjHL6r1uGG896a+YzXxddG9VVysBpI5r0+Dd+BrdUoIWQ== X-Google-Smtp-Source: AGHT+IHtuzDG9J3AvSsXPl+LDhBqir5tDRLdDFJ6NPngQ8hMl8P6Nu+AEhJKyneAQQgkyOjDeML77g== X-Received: by 2002:a17:902:f20a:b0:1f6:278b:4524 with SMTP id d9443c01a7336-1f6a5a6bd0emr9313335ad.54.1717547057593; Tue, 04 Jun 2024 17:24:17 -0700 (PDT) Received: from dianders.sjc.corp.google.com ([2620:15c:9d:2:3609:ff79:4625:8a71]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1f6323dd862sm89032025ad.147.2024.06.04.17.24.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Jun 2024 17:24:16 -0700 (PDT) From: Douglas Anderson To: dri-devel@lists.freedesktop.org, Maxime Ripard Cc: Linus Walleij , Chris Morgan , Neil Armstrong , Yuran Pereira , Douglas Anderson , Jacobe Zang , Nicolas Belin , Daniel Vetter , David Airlie , Jessica Zhang , Maarten Lankhorst , Thomas Zimmermann , linux-kernel@vger.kernel.org Subject: [PATCH v3 03/24] drm/panel: khadas-ts050: Stop tracking prepared/enabled Date: Tue, 4 Jun 2024 17:22:49 -0700 Message-ID: <20240604172305.v3.3.Ibed1026f20cab08c90fa376e68c2f23a343e826b@changeid> X-Mailer: git-send-email 2.45.1.288.g0e0cd299f1-goog In-Reply-To: <20240605002401.2848541-1-dianders@chromium.org> References: <20240605002401.2848541-1-dianders@chromium.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" As talked about in commit d2aacaf07395 ("drm/panel: Check for already prepared/enabled in drm_panel"), we want to remove needless code from panel drivers that was storing and double-checking the prepared/enabled state. Even if someone was relying on the double-check before, that double-check is now in the core and not needed in individual drivers. Cc: Jacobe Zang Cc: Nicolas Belin Cc: Neil Armstrong Acked-by: Linus Walleij Acked-by: Maxime Ripard Signed-off-by: Douglas Anderson --- (no changes since v2) Changes in v2: - Only handle 1 panel per patch. - Split removal of prepared/enabled from handling of remove/shutdown. drivers/gpu/drm/panel/panel-khadas-ts050.c | 28 ---------------------- 1 file changed, 28 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-khadas-ts050.c b/drivers/gpu/drm/p= anel/panel-khadas-ts050.c index c54be0cc3f08..e35762ebdbd1 100644 --- a/drivers/gpu/drm/panel/panel-khadas-ts050.c +++ b/drivers/gpu/drm/panel/panel-khadas-ts050.c @@ -26,9 +26,6 @@ struct khadas_ts050_panel { struct gpio_desc *reset_gpio; struct gpio_desc *enable_gpio; struct khadas_ts050_panel_data *panel_data; - - bool prepared; - bool enabled; }; =20 struct khadas_ts050_panel_cmd { @@ -642,9 +639,6 @@ static int khadas_ts050_panel_prepare(struct drm_panel = *panel) unsigned int i; int err; =20 - if (khadas_ts050->prepared) - return 0; - gpiod_set_value_cansleep(khadas_ts050->enable_gpio, 0); =20 err =3D regulator_enable(khadas_ts050->supply); @@ -708,8 +702,6 @@ static int khadas_ts050_panel_prepare(struct drm_panel = *panel) =20 usleep_range(10000, 11000); =20 - khadas_ts050->prepared =3D true; - return 0; =20 poweroff: @@ -726,11 +718,6 @@ static int khadas_ts050_panel_unprepare(struct drm_pan= el *panel) struct khadas_ts050_panel *khadas_ts050 =3D to_khadas_ts050_panel(panel); int err; =20 - if (!khadas_ts050->prepared) - return 0; - - khadas_ts050->prepared =3D false; - err =3D mipi_dsi_dcs_enter_sleep_mode(khadas_ts050->link); if (err < 0) dev_err(panel->dev, "failed to enter sleep mode: %d\n", err); @@ -747,31 +734,17 @@ static int khadas_ts050_panel_unprepare(struct drm_pa= nel *panel) return 0; } =20 -static int khadas_ts050_panel_enable(struct drm_panel *panel) -{ - struct khadas_ts050_panel *khadas_ts050 =3D to_khadas_ts050_panel(panel); - - khadas_ts050->enabled =3D true; - - return 0; -} - static int khadas_ts050_panel_disable(struct drm_panel *panel) { struct khadas_ts050_panel *khadas_ts050 =3D to_khadas_ts050_panel(panel); int err; =20 - if (!khadas_ts050->enabled) - return 0; - err =3D mipi_dsi_dcs_set_display_off(khadas_ts050->link); if (err < 0) dev_err(panel->dev, "failed to set display off: %d\n", err); =20 usleep_range(10000, 11000); =20 - khadas_ts050->enabled =3D false; - return 0; } =20 @@ -815,7 +788,6 @@ static int khadas_ts050_panel_get_modes(struct drm_pane= l *panel, static const struct drm_panel_funcs khadas_ts050_panel_funcs =3D { .prepare =3D khadas_ts050_panel_prepare, .unprepare =3D khadas_ts050_panel_unprepare, - .enable =3D khadas_ts050_panel_enable, .disable =3D khadas_ts050_panel_disable, .get_modes =3D khadas_ts050_panel_get_modes, }; --=20 2.45.1.288.g0e0cd299f1-goog