From patchwork Sat Mar 12 21:54:12 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 12778946 X-Patchwork-Delegate: kieran@bingham.xyz 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D6423C433EF for ; Sat, 12 Mar 2022 21:54:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231828AbiCLVzh (ORCPT ); Sat, 12 Mar 2022 16:55:37 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44922 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229796AbiCLVzg (ORCPT ); Sat, 12 Mar 2022 16:55:36 -0500 Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 7E8852A70F for ; Sat, 12 Mar 2022 13:54:30 -0800 (PST) X-IronPort-AV: E=Sophos;i="5.90,177,1643641200"; d="scan'208";a="113308973" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie5.idc.renesas.com with ESMTP; 13 Mar 2022 06:54:30 +0900 Received: from localhost.localdomain (unknown [10.226.92.30]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id CEC8D4007521; Sun, 13 Mar 2022 06:54:27 +0900 (JST) From: Biju Das To: David Airlie , Daniel Vetter Cc: Biju Das , Laurent Pinchart , Kieran Bingham , dri-devel@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, Geert Uytterhoeven , Chris Paterson , Biju Das , Prabhakar Mahadev Lad Subject: [PATCH 2/7] drm: rcar-du: Add num_rpf to struct rcar_du_device_info Date: Sat, 12 Mar 2022 21:54:12 +0000 Message-Id: <20220312215417.8023-3-biju.das.jz@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220312215417.8023-1-biju.das.jz@bp.renesas.com> References: <20220312215417.8023-1-biju.das.jz@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org Number of RPF's VSP is different on R-Car and RZ/G2L R-Car Gen3 -> 5 RPFs R-Car Gen2 -> 4 RPFs RZ/G2L -> 2 RPFs Add num_rpf to struct rcar_du_device_info to support later SoC without any code changes. Signed-off-by: Biju Das --- RFC->v1: * Fixed the comment for num_rpf s/rpf's/RPFs/ and s/vsp/VSP/ RFC: * https://patchwork.kernel.org/project/linux-renesas-soc/patch/20220112174612.10773-12-biju.das.jz@bp.renesas.com/ --- drivers/gpu/drm/rcar-du/rcar_du_drv.c | 17 +++++++++++++++++ drivers/gpu/drm/rcar-du/rcar_du_drv.h | 2 ++ drivers/gpu/drm/rcar-du/rcar_du_vsp.c | 6 +----- 3 files changed, 20 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c index 957ea97541d5..1bc7325aa356 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c @@ -55,6 +55,7 @@ static const struct rcar_du_device_info rzg1_du_r8a7743_info = { }, }, .num_lvds = 1, + .num_rpf = 4, }; static const struct rcar_du_device_info rzg1_du_r8a7745_info = { @@ -77,6 +78,7 @@ static const struct rcar_du_device_info rzg1_du_r8a7745_info = { .port = 1, }, }, + .num_rpf = 4, }; static const struct rcar_du_device_info rzg1_du_r8a77470_info = { @@ -104,6 +106,7 @@ static const struct rcar_du_device_info rzg1_du_r8a77470_info = { .port = 2, }, }, + .num_rpf = 4, }; static const struct rcar_du_device_info rcar_du_r8a774a1_info = { @@ -133,6 +136,7 @@ static const struct rcar_du_device_info rcar_du_r8a774a1_info = { }, }, .num_lvds = 1, + .num_rpf = 5, .dpll_mask = BIT(1), }; @@ -163,6 +167,7 @@ static const struct rcar_du_device_info rcar_du_r8a774b1_info = { }, }, .num_lvds = 1, + .num_rpf = 5, .dpll_mask = BIT(1), }; @@ -190,6 +195,7 @@ static const struct rcar_du_device_info rcar_du_r8a774c0_info = { }, }, .num_lvds = 2, + .num_rpf = 4, .lvds_clk_mask = BIT(1) | BIT(0), }; @@ -220,6 +226,7 @@ static const struct rcar_du_device_info rcar_du_r8a774e1_info = { }, }, .num_lvds = 1, + .num_rpf = 5, .dpll_mask = BIT(1), }; @@ -272,6 +279,7 @@ static const struct rcar_du_device_info rcar_du_r8a7790_info = { }, }, .num_lvds = 2, + .num_rpf = 4, }; /* M2-W (r8a7791) and M2-N (r8a7793) are identical */ @@ -297,6 +305,7 @@ static const struct rcar_du_device_info rcar_du_r8a7791_info = { }, }, .num_lvds = 1, + .num_rpf = 4, }; static const struct rcar_du_device_info rcar_du_r8a7792_info = { @@ -317,6 +326,7 @@ static const struct rcar_du_device_info rcar_du_r8a7792_info = { .port = 1, }, }, + .num_rpf = 4, }; static const struct rcar_du_device_info rcar_du_r8a7794_info = { @@ -340,6 +350,7 @@ static const struct rcar_du_device_info rcar_du_r8a7794_info = { .port = 1, }, }, + .num_rpf = 4, }; static const struct rcar_du_device_info rcar_du_r8a7795_info = { @@ -373,6 +384,7 @@ static const struct rcar_du_device_info rcar_du_r8a7795_info = { }, }, .num_lvds = 1, + .num_rpf = 5, .dpll_mask = BIT(2) | BIT(1), }; @@ -403,6 +415,7 @@ static const struct rcar_du_device_info rcar_du_r8a7796_info = { }, }, .num_lvds = 1, + .num_rpf = 5, .dpll_mask = BIT(1), }; @@ -433,6 +446,7 @@ static const struct rcar_du_device_info rcar_du_r8a77965_info = { }, }, .num_lvds = 1, + .num_rpf = 5, .dpll_mask = BIT(1), }; @@ -459,6 +473,7 @@ static const struct rcar_du_device_info rcar_du_r8a77970_info = { }, }, .num_lvds = 1, + .num_rpf = 5, }; static const struct rcar_du_device_info rcar_du_r8a7799x_info = { @@ -486,6 +501,7 @@ static const struct rcar_du_device_info rcar_du_r8a7799x_info = { }, }, .num_lvds = 2, + .num_rpf = 5, .lvds_clk_mask = BIT(1) | BIT(0), }; @@ -505,6 +521,7 @@ static const struct rcar_du_device_info rcar_du_r8a779a0_info = { .port = 1, }, }, + .num_rpf = 5, .dsi_clk_mask = BIT(1) | BIT(0), }; diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.h b/drivers/gpu/drm/rcar-du/rcar_du_drv.h index 101f42df86ea..68c5de59d18d 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.h +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.h @@ -69,6 +69,7 @@ struct rcar_du_output_routing { * @channels_mask: bit mask of available DU channels * @routes: array of CRTC to output routes, indexed by output (RCAR_DU_OUTPUT_*) * @num_lvds: number of internal LVDS encoders + * @num_rpf: max number of RPFs in VSP * @dpll_mask: bit mask of DU channels equipped with a DPLL * @dsi_clk_mask: bitmask of channels that can use the DSI clock as dot clock * @lvds_clk_mask: bitmask of channels that can use the LVDS clock as dot clock @@ -80,6 +81,7 @@ struct rcar_du_device_info { unsigned int channels_mask; struct rcar_du_output_routing routes[RCAR_DU_OUTPUT_MAX]; unsigned int num_lvds; + unsigned int num_rpf; unsigned int dpll_mask; unsigned int dsi_clk_mask; unsigned int lvds_clk_mask; diff --git a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c index b7fc5b069cbc..cf045a203aa5 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c @@ -415,11 +415,7 @@ int rcar_du_vsp_init(struct rcar_du_vsp *vsp, struct device_node *np, if (ret < 0) return ret; - /* - * The VSP2D (Gen3) has 5 RPFs, but the VSP1D (Gen2) is limited to - * 4 RPFs. - */ - num_planes = rcdu->info->gen >= 3 ? 5 : 4; + num_planes = rcdu->info->num_rpf; vsp->planes = kcalloc(num_planes, sizeof(*vsp->planes), GFP_KERNEL); if (!vsp->planes)