From patchwork Fri Sep 20 08:22:06 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Yan X-Patchwork-Id: 13808327 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 2DAA8CF58F1 for ; Fri, 20 Sep 2024 08:41:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=+L2hulmOrj8kWPHYwkIDVi7uLloU6A250/+u13q2u8M=; b=mRwQ5lccYYqhhQZIuXkfAUXWeq j/lbPWK1B01yOaCDcTiKlLK4bHZ0sPPMyeCGjcDSBPcezpqevtSzx3iKlvHwD9fmOr+mZ/4zoJ+p7 P3yI6ri/tQslYoVRYlYKpbkPhtsWNlo/w1akkUb1sMN9oaAkYVUYWu0IJiJLPABa625jUGQQaTsyS OqHet4d1x6UB8M6yyOyDomBY2XM2RrG3/tzGOk8a/ApQnpm7aCmwtuNTZjzU0eb1RZGsJCjxKO/x5 SxaKMTtqaTuHQWMV4wSsnRf+r/GR1IQMlp1IlN4BehejgbOtoRpamc6F65foMJ/4zVk8nGu3rdTl/ YqLtkY3A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1srZCe-0000000Bo1g-34Gn; Fri, 20 Sep 2024 08:41:24 +0000 Received: from m16.mail.163.com ([220.197.31.4]) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1srYuM-0000000BkBh-2E6y; Fri, 20 Sep 2024 08:22:32 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:Subject:Date:Message-ID:MIME-Version; bh=+L2hu lmOrj8kWPHYwkIDVi7uLloU6A250/+u13q2u8M=; b=W0mQwA7nUnaRDzLOKaL3R 6RA5vNAJEdtqdlcUVe93t3KRGQ8DYpszvrO7491xSbG12KDboSmiBplIzlJPsmQV hFvM8c4JUdn4Uw1ehJdvGAfvMp/h7B59Uk9KXf+5cfyLh0t8zjrk2f9W377Jw/gm ZZULwiDmmF9EiiBm9Ga0SY= Received: from ProDesk.. (unknown [58.22.7.114]) by gzsmtp1 (Coremail) with SMTP id sCgvCgAn7jywMO1mJzMoCQ--.45724S2; Fri, 20 Sep 2024 16:22:12 +0800 (CST) From: Andy Yan To: heiko@sntech.de Cc: hjc@rock-chips.com, krzk+dt@kernel.org, robh@kernel.org, conor+dt@kernel.org, s.hauer@pengutronix.de, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, derek.foreman@collabora.com, minhuadotchen@gmail.com, detlev.casanova@collabora.com, Andy Yan Subject: [PATCH v3 10/15] drm/rockchip: vop2: Introduce vop hardware version Date: Fri, 20 Sep 2024 16:22:06 +0800 Message-ID: <20240920082207.6863-1-andyshrk@163.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240920081626.6433-1-andyshrk@163.com> References: <20240920081626.6433-1-andyshrk@163.com> MIME-Version: 1.0 X-CM-TRANSID: sCgvCgAn7jywMO1mJzMoCQ--.45724S2 X-Coremail-Antispam: 1Uf129KBjvJXoW3Xry3tF47Aw4xCr4kKryUZFb_yoW7ArW7pF W7AFWYgrWxGa1jgws7Xay3ZF4aywn2yayxGanrGw13t3sxKr9rC3Z0qF1ayFs0qFnFkr4j krn7A34UWF47tr7anT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDUYxBIdaVFxhVjvjDU0xZFpf9x07jFT5dUUUUU= X-Originating-IP: [58.22.7.114] X-CM-SenderInfo: 5dqg52xkunqiywtou0bp/1tbiMxRgXmbtL08sBAAAsa X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240920_012230_920859_52E1909F X-CRM114-Status: GOOD ( 18.69 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Andy Yan There is a version number hardcoded in the VOP VERSION_INFO register, and the version number increments sequentially based on the production order of the SOC. So using this version number to distinguish different VOP features will simplify the code. Signed-off-by: Andy Yan --- Changes in v3: - Add comments for why we should treat rk3566 with special care. - Add hardware version check Changes in v2: - Introduce vop hardware version drivers/gpu/drm/rockchip/rockchip_drm_vop2.c | 17 ++++++++++++++--- drivers/gpu/drm/rockchip/rockchip_drm_vop2.h | 11 +++++++++++ drivers/gpu/drm/rockchip/rockchip_vop2_reg.c | 3 +++ 3 files changed, 28 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c index 6a7982ad3550..b4964c70149f 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c @@ -354,7 +354,7 @@ static bool vop2_output_uv_swap(u32 bus_format, u32 output_mode) static bool vop2_output_rg_swap(struct vop2 *vop2, u32 bus_format) { - if (vop2->data->soc_id == 3588) { + if (vop2->version == VOP_VERSION_RK3588) { if (bus_format == MEDIA_BUS_FMT_YUV8_1X24 || bus_format == MEDIA_BUS_FMT_YUV10_1X30) return true; @@ -798,6 +798,7 @@ static void rk3588_vop2_power_domain_enable_all(struct vop2 *vop2) static void vop2_enable(struct vop2 *vop2) { int ret; + u32 version; ret = pm_runtime_resume_and_get(vop2->dev); if (ret < 0) { @@ -817,10 +818,19 @@ static void vop2_enable(struct vop2 *vop2) return; } + version = vop2_readl(vop2, RK3568_VERSION_INFO); + if (version != vop2->version) { + drm_err(vop2->drm, "Hardware version(0x%08x) mismatch\n", version); + return; + } + /* + * rk3566 share the same vop version with rk3568, so + * wen need to use soc_id for identification here. + */ if (vop2->data->soc_id == 3566) vop2_writel(vop2, RK3568_OTP_WIN_EN, 1); - if (vop2->data->soc_id == 3588) + if (vop2->version == VOP_VERSION_RK3588) rk3588_vop2_power_domain_enable_all(vop2); vop2_writel(vop2, RK3568_REG_CFG_DONE, RK3568_REG_CFG_DONE__GLB_CFG_DONE_EN); @@ -1231,7 +1241,7 @@ static void vop2_plane_atomic_update(struct drm_plane *plane, * this bit is gating disable, we should write 1 to * disable gating when enable afbc. */ - if (vop2->data->soc_id == 3566 || vop2->data->soc_id == 3568) + if (vop2->version == VOP_VERSION_RK3568) vop2_win_write(win, VOP2_WIN_AFBC_AUTO_GATING_EN, 0); else vop2_win_write(win, VOP2_WIN_AFBC_AUTO_GATING_EN, 1); @@ -2320,6 +2330,7 @@ static int vop2_bind(struct device *dev, struct device *master, void *data) vop2->dev = dev; vop2->data = vop2_data; vop2->ops = vop2_data->ops; + vop2->version = vop2_data->version; vop2->drm = drm; dev_set_drvdata(dev, vop2); diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.h b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.h index 9b269f6e576e..871d9bcd1d80 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.h +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.h @@ -13,6 +13,15 @@ #include "rockchip_drm_drv.h" #include "rockchip_drm_vop.h" +#define VOP2_VERSION(major, minor, build) ((major) << 24 | (minor) << 16 | (build)) + +/* The new SOC VOP version is bigger than the old */ +#define VOP_VERSION_RK3568 VOP2_VERSION(0x40, 0x15, 0x8023) +#define VOP_VERSION_RK3588 VOP2_VERSION(0x40, 0x17, 0x6786) +#define VOP_VERSION_RK3528 VOP2_VERSION(0x50, 0x17, 0x1263) +#define VOP_VERSION_RK3562 VOP2_VERSION(0x50, 0x17, 0x4350) +#define VOP_VERSION_RK3576 VOP2_VERSION(0x50, 0x19, 0x9765) + #define VOP2_VP_FEATURE_OUTPUT_10BIT BIT(0) #define VOP2_FEATURE_HAS_SYS_GRF BIT(0) @@ -235,6 +244,7 @@ struct vop2_ops { struct vop2_data { u8 nr_vps; u64 feature; + u32 version; const struct vop2_ops *ops; const struct vop2_win_data *win; const struct vop2_video_port_data *vp; @@ -252,6 +262,7 @@ struct vop2_data { }; struct vop2 { + u32 version; struct device *dev; struct drm_device *drm; struct vop2_video_port vps[ROCKCHIP_MAX_CRTC]; diff --git a/drivers/gpu/drm/rockchip/rockchip_vop2_reg.c b/drivers/gpu/drm/rockchip/rockchip_vop2_reg.c index 8473dc9c232c..efd704464fab 100644 --- a/drivers/gpu/drm/rockchip/rockchip_vop2_reg.c +++ b/drivers/gpu/drm/rockchip/rockchip_vop2_reg.c @@ -1593,6 +1593,7 @@ static const struct vop2_ops rk3588_vop_ops = { }; static const struct vop2_data rk3566_vop = { + .version = VOP_VERSION_RK3568, .feature = VOP2_FEATURE_HAS_SYS_GRF, .nr_vps = 3, .max_input = { 4096, 2304 }, @@ -1611,6 +1612,7 @@ static const struct vop2_data rk3566_vop = { }; static const struct vop2_data rk3568_vop = { + .version = VOP_VERSION_RK3568, .feature = VOP2_FEATURE_HAS_SYS_GRF, .nr_vps = 3, .max_input = { 4096, 2304 }, @@ -1629,6 +1631,7 @@ static const struct vop2_data rk3568_vop = { }; static const struct vop2_data rk3588_vop = { + .version = VOP_VERSION_RK3588, .feature = VOP2_FEATURE_HAS_SYS_GRF | VOP2_FEATURE_HAS_VO1_GRF | VOP2_FEATURE_HAS_VOP_GRF | VOP2_FEATURE_HAS_SYS_PMU, .nr_vps = 4,