From mboxrd@z Thu Jan 1 00:00:00 1970 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 10DFEC433EF for ; Mon, 3 Jan 2022 12:30:03 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CB2EA10E25A; Mon, 3 Jan 2022 12:30:00 +0000 (UTC) Received: from mail-qk1-x736.google.com (mail-qk1-x736.google.com [IPv6:2607:f8b0:4864:20::736]) by gabe.freedesktop.org (Postfix) with ESMTPS id D35C010E26E for ; Mon, 3 Jan 2022 12:29:59 +0000 (UTC) Received: by mail-qk1-x736.google.com with SMTP id w27so24970250qkj.7 for ; Mon, 03 Jan 2022 04:29:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=s4Y0TL/KovMUJRfnkVjTV4iJmVFv/tcSjBhNJ8lA3Pc=; b=hj97S6rr4TjD+9VMmgLYkaPb/vSbfj61Nc++Gb9ZrOiR1/TdIc3PCvfc/WBV9YDFTW t2FwppWgecmAN0l4CiXMIWzdSpAtKsZLrDU3jrz+u88ehT2075qlq/KRAQHpfucR5T6S IyykJmSzV/wGoKGHe+A1bFhyY+CiMUd8+pPdboSKnCBqROjMjITx9brDuRIFiB1dA0hf +zj0mAxpHGKrB74UpH6j6+PZtEa8Hzxy/1jWjuc+ySalWsRZqKOwWRdXmFLBsJZQDYCM k3KR1j1wATjp0K4XEiEoeMDw/qam65atqWbo8pc8ZsoETxC6xdp16O0ytmTBJbinHnqp iGRw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=s4Y0TL/KovMUJRfnkVjTV4iJmVFv/tcSjBhNJ8lA3Pc=; b=402OqTe5bzsn8MqDpUwWW7IIeS9eTxnkYNOIu2W26Bc1RQPPj1zZawDZL1IgtjkwgL aWeBUvN9FpCQ1p4OhoW+PhmH9KVg54RN77y1SZTpteQZARV0dH0vNx+BhwvEWh/Tvqx8 XvVNzk6jNnz8uRd1TCcEG2jv4ey8K5YH+QbA4+Bk9zJSksuKZH9leSOLYJJixCDzYr46 1FzVw4wAd+IQIpWUp5+YEvEpg01e69Ul7sOIpZmnqUVp77PDpj2K7lj6kjLsz+YaQxDu tO3ppLVBHnOq8mElHJTg6R/W/IHAeDE1RTzfEmy1DgdKE1LvRVjULILacahs6LsEoGS3 MSKg== X-Gm-Message-State: AOAM532hT/gMRVLHe34JzY+Ygou0cS+LpGRxRcTHqSqlVv257x9hvObD 8xVFnKEQDgOOytKecvMdNLc= X-Google-Smtp-Source: ABdhPJwXBYe9L4d4QhQC3kCMAPLi6aGHEL4UzYCFt8jnuYgUsNzFEqTL+x8+vNPluhgPlR6umzebRg== X-Received: by 2002:a05:620a:2586:: with SMTP id x6mr30392022qko.15.1641212998983; Mon, 03 Jan 2022 04:29:58 -0800 (PST) Received: from localhost.localdomain ([2804:14c:485:504a:9fae:13de:8196:cc8c]) by smtp.gmail.com with ESMTPSA id h3sm28364424qko.78.2022.01.03.04.29.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 Jan 2022 04:29:58 -0800 (PST) From: Fabio Estevam To: linux@armlinux.org.uk Subject: [PATCH v2 2/2] drm/i2c/tda998x: Implement atomic_get_input_bus_fmts Date: Mon, 3 Jan 2022 09:29:41 -0300 Message-Id: <20220103122941.371578-2-festevam@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220103122941.371578-1-festevam@gmail.com> References: <20220103122941.371578-1-festevam@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: marex@denx.de, dri-devel@lists.freedesktop.org, laurent.pinchart@ideasonboard.com, tomm.merciai@gmail.com, pbrobinson@gmail.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Implement the .atomic_get_input_bus_fmts callback to let the bridge indicate the pixel format it requires on the parallel bus to the LCDIF. Based on Marek's commit db8b7ca5b232 ("drm/bridge: ti-sn65dsi83: Replace connector format patching with atomic_get_input_bus_fmts"). Tested on a imx6sx-udoo-neo board. Suggested-by: Marek Vasut Signed-off-by: Fabio Estevam Reviewed-by: Laurent Pinchart --- Changes since v1: - Move .atomic_duplicate_state,.atomic_destroy_state .atomic_reset from patch 2/2 to 1/2. (Laurent) drivers/gpu/drm/i2c/tda998x_drv.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c index 45d52b8a4026..d987481e97c1 100644 --- a/drivers/gpu/drm/i2c/tda998x_drv.c +++ b/drivers/gpu/drm/i2c/tda998x_drv.c @@ -1678,6 +1678,31 @@ static void tda998x_bridge_mode_set(struct drm_bridge *bridge, mutex_unlock(&priv->audio_mutex); } +#define MAX_INPUT_SEL_FORMATS 1 + +static u32 * +tda998x_atomic_get_input_bus_fmts(struct drm_bridge *bridge, + struct drm_bridge_state *bridge_state, + struct drm_crtc_state *crtc_state, + struct drm_connector_state *conn_state, + u32 output_fmt, + unsigned int *num_input_fmts) +{ + u32 *input_fmts; + + *num_input_fmts = 0; + + input_fmts = kcalloc(MAX_INPUT_SEL_FORMATS, sizeof(*input_fmts), + GFP_KERNEL); + if (!input_fmts) + return NULL; + + input_fmts[0] = MEDIA_BUS_FMT_RGB888_1X24; + *num_input_fmts = 1; + + return input_fmts; +} + static const struct drm_bridge_funcs tda998x_bridge_funcs = { .attach = tda998x_bridge_attach, .detach = tda998x_bridge_detach, @@ -1688,6 +1713,7 @@ static const struct drm_bridge_funcs tda998x_bridge_funcs = { .atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state, .atomic_destroy_state = drm_atomic_helper_bridge_destroy_state, .atomic_reset = drm_atomic_helper_bridge_reset, + .atomic_get_input_bus_fmts = tda998x_atomic_get_input_bus_fmts, }; /* I2C driver functions */ -- 2.25.1