From patchwork Fri Sep 15 08:53:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 13386574 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 F2847EE6447 for ; Fri, 15 Sep 2023 08:54:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233227AbjIOIy2 (ORCPT ); Fri, 15 Sep 2023 04:54:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48528 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233226AbjIOIy0 (ORCPT ); Fri, 15 Sep 2023 04:54:26 -0400 Received: from albert.telenet-ops.be (albert.telenet-ops.be [IPv6:2a02:1800:110:4::f00:1a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2AD1B272A for ; Fri, 15 Sep 2023 01:54:16 -0700 (PDT) Received: from ramsan.of.borg ([IPv6:2a02:1810:ac12:ed40:7135:da8b:ba1d:1a7c]) by albert.telenet-ops.be with bizsmtp id m8uE2A01B3q21w7068uFYP; Fri, 15 Sep 2023 10:54:15 +0200 Received: from rox.of.borg ([192.168.97.57]) by ramsan.of.borg with esmtp (Exim 4.95) (envelope-from ) id 1qh4aJ-003lHQ-Q2; Fri, 15 Sep 2023 10:54:14 +0200 Received: from geert by rox.of.borg with local (Exim 4.95) (envelope-from ) id 1qh4ac-00GdcX-Po; Fri, 15 Sep 2023 10:54:14 +0200 From: Geert Uytterhoeven To: Laurent Pinchart , Kieran Bingham , David Airlie , Daniel Vetter , Thomas Zimmermann , Magnus Damm Cc: dri-devel@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven Subject: [PATCH v4 24/41] drm: renesas: shmobile: Use media bus formats in platform data Date: Fri, 15 Sep 2023 10:53:39 +0200 Message-Id: <0a15e5100ca30d14953c93550eb1d4c2e18de939.1694767209.git.geert+renesas@glider.be> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org Replace the custom shmob_drm_interface enumeration values with standard media bus formats. This simplifies driver handling of bus formats and prepares for DT support. Signed-off-by: Geert Uytterhoeven --- v4: - No changes, v3: - No changes, v2: - Keep table instead of replacing it by a switch() statement, - Fix shmob_drm_interface_data.bus_fmt comment. --- .../gpu/drm/renesas/shmobile/shmob_drm_drv.c | 37 +++++++++++-------- include/linux/platform_data/shmob_drm.h | 13 +------ 2 files changed, 23 insertions(+), 27 deletions(-) diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c b/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c index 7e5977d3e256dab2..db4d081fa3d90f43 100644 --- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c +++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c @@ -9,6 +9,7 @@ #include #include +#include #include #include #include @@ -34,25 +35,31 @@ static int shmob_drm_init_interface(struct shmob_drm_device *sdev) { - static const u32 ldmt1r[] = { - [SHMOB_DRM_IFACE_RGB8] = LDMT1R_MIFTYP_RGB8, - [SHMOB_DRM_IFACE_RGB9] = LDMT1R_MIFTYP_RGB9, - [SHMOB_DRM_IFACE_RGB12A] = LDMT1R_MIFTYP_RGB12A, - [SHMOB_DRM_IFACE_RGB12B] = LDMT1R_MIFTYP_RGB12B, - [SHMOB_DRM_IFACE_RGB16] = LDMT1R_MIFTYP_RGB16, - [SHMOB_DRM_IFACE_RGB18] = LDMT1R_MIFTYP_RGB18, - [SHMOB_DRM_IFACE_RGB24] = LDMT1R_MIFTYP_RGB24, - [SHMOB_DRM_IFACE_YUV422] = LDMT1R_MIFTYP_YCBCR, + static const struct { + u32 fmt; + u32 ldmt1r; + } bus_fmts[] = { + { MEDIA_BUS_FMT_RGB888_3X8, LDMT1R_MIFTYP_RGB8 }, + { MEDIA_BUS_FMT_RGB666_2X9_BE, LDMT1R_MIFTYP_RGB9 }, + { MEDIA_BUS_FMT_RGB888_2X12_BE, LDMT1R_MIFTYP_RGB12A }, + { MEDIA_BUS_FMT_RGB444_1X12, LDMT1R_MIFTYP_RGB12B }, + { MEDIA_BUS_FMT_RGB565_1X16, LDMT1R_MIFTYP_RGB16 }, + { MEDIA_BUS_FMT_RGB666_1X18, LDMT1R_MIFTYP_RGB18 }, + { MEDIA_BUS_FMT_RGB888_1X24, LDMT1R_MIFTYP_RGB24 }, + { MEDIA_BUS_FMT_UYVY8_1X16, LDMT1R_MIFTYP_YCBCR }, }; + unsigned int i; - if (sdev->pdata->iface.interface >= ARRAY_SIZE(ldmt1r)) { - dev_err(sdev->dev, "invalid interface type %u\n", - sdev->pdata->iface.interface); - return -EINVAL; + for (i = 0; i < ARRAY_SIZE(bus_fmts); i++) { + if (bus_fmts[i].fmt == sdev->pdata->iface.bus_fmt) { + sdev->ldmt1r = bus_fmts[i].ldmt1r; + return 0; + } } - sdev->ldmt1r = ldmt1r[sdev->pdata->iface.interface]; - return 0; + dev_err(sdev->dev, "unsupported bus format 0x%x\n", + sdev->pdata->iface.bus_fmt); + return -EINVAL; } static int shmob_drm_setup_clocks(struct shmob_drm_device *sdev, diff --git a/include/linux/platform_data/shmob_drm.h b/include/linux/platform_data/shmob_drm.h index f3cb19ff9f818aca..6c19d4fbbe39586b 100644 --- a/include/linux/platform_data/shmob_drm.h +++ b/include/linux/platform_data/shmob_drm.h @@ -18,17 +18,6 @@ enum shmob_drm_clk_source { SHMOB_DRM_CLK_EXTERNAL, }; -enum shmob_drm_interface { - SHMOB_DRM_IFACE_RGB8, /* 24bpp, 8:8:8 */ - SHMOB_DRM_IFACE_RGB9, /* 18bpp, 9:9 */ - SHMOB_DRM_IFACE_RGB12A, /* 24bpp, 12:12 */ - SHMOB_DRM_IFACE_RGB12B, /* 12bpp */ - SHMOB_DRM_IFACE_RGB16, /* 16bpp */ - SHMOB_DRM_IFACE_RGB18, /* 18bpp */ - SHMOB_DRM_IFACE_RGB24, /* 24bpp */ - SHMOB_DRM_IFACE_YUV422, /* 16bpp */ -}; - struct shmob_drm_panel_data { unsigned int width_mm; /* Panel width in mm */ unsigned int height_mm; /* Panel height in mm */ @@ -36,7 +25,7 @@ struct shmob_drm_panel_data { }; struct shmob_drm_interface_data { - enum shmob_drm_interface interface; + unsigned int bus_fmt; /* MEDIA_BUS_FMT_* */ unsigned int clk_div; };