From patchwork Tue Nov 16 06:22:49 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vinod Koul X-Patchwork-Id: 12621515 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7A65DC433F5 for ; Tue, 16 Nov 2021 06:23:46 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 4D0AD611F0 for ; Tue, 16 Nov 2021 06:23:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 4D0AD611F0 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5DA0F6EA24; Tue, 16 Nov 2021 06:23:45 +0000 (UTC) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by gabe.freedesktop.org (Postfix) with ESMTPS id C2F4F6EA21; Tue, 16 Nov 2021 06:23:43 +0000 (UTC) Received: by mail.kernel.org (Postfix) with ESMTPSA id 30EB461A79; Tue, 16 Nov 2021 06:23:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1637043823; bh=Yr/dwVkvZofCAhC+sJHFNwq4JU5WQlv+/LDtwBUNTxw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=B2LekTiSm/u3gmWKpn1ICGtW80a1IGeHlGdKprMX2qEpZCoD/dm7J6A+1HccV33sm dUWsZeh3zeoYywy73CfbmtmuXvOgcIHv0YY3ESuH/mOyOVzz8gzWhtXosnIpNnD+wa ARPeozt7tUPfiWWF9q6qbTp0i3EYgZjhxQXstQjBEiJ4QikM+x5WnjwK7KfvKy0f3c QWBe6TGvgjll7mM3JL0tq++puBFkJyQ2I1tZB9YZuQHNkz/tQmfJYAsR6uCQGR94V2 gcQiiJqo88OCY/AiNd3+q0xt5FIC1OomWAGCPDexqCbgB09JmWGgdpUDK70EpcxV+S 0rDHVR9Zb4CNA== From: Vinod Koul To: Rob Clark Subject: [PATCH v3 06/13] drm/msm/disp/dpu1: Add DSC support in hw_ctl Date: Tue, 16 Nov 2021 11:52:49 +0530 Message-Id: <20211116062256.2417186-7-vkoul@kernel.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211116062256.2417186-1-vkoul@kernel.org> References: <20211116062256.2417186-1-vkoul@kernel.org> MIME-Version: 1.0 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: Jonathan Marek , Jeffrey Hugo , David Airlie , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Abhinav Kumar , Bjorn Andersson , Vinod Koul , dri-devel@lists.freedesktop.org, Dmitry Baryshkov , freedreno@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Later gens of hardware have DSC bits moved to hw_ctl, so configure these bits so that DSC would work there as well Signed-off-by: Vinod Koul Reviewed-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c index 36831457a91b..66b0c44118d8 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c @@ -25,6 +25,8 @@ #define CTL_MERGE_3D_ACTIVE 0x0E4 #define CTL_INTF_ACTIVE 0x0F4 #define CTL_MERGE_3D_FLUSH 0x100 +#define CTL_DSC_ACTIVE 0x0E8 +#define CTL_DSC_FLUSH 0x104 #define CTL_INTF_FLUSH 0x110 #define CTL_INTF_MASTER 0x134 #define CTL_FETCH_PIPE_ACTIVE 0x0FC @@ -34,6 +36,7 @@ #define DPU_REG_RESET_TIMEOUT_US 2000 #define MERGE_3D_IDX 23 +#define DSC_IDX 22 #define INTF_IDX 31 #define CTL_INVALID_BIT 0xffff @@ -120,7 +123,6 @@ static u32 dpu_hw_ctl_get_pending_flush(struct dpu_hw_ctl *ctx) static inline void dpu_hw_ctl_trigger_flush_v1(struct dpu_hw_ctl *ctx) { - if (ctx->pending_flush_mask & BIT(MERGE_3D_IDX)) DPU_REG_WRITE(&ctx->hw, CTL_MERGE_3D_FLUSH, ctx->pending_merge_3d_flush_mask); @@ -498,6 +500,9 @@ static void dpu_hw_ctl_intf_cfg_v1(struct dpu_hw_ctl *ctx, u32 intf_active = 0; u32 mode_sel = 0; + if (cfg->dsc) + DPU_REG_WRITE(&ctx->hw, CTL_DSC_FLUSH, cfg->dsc); + if (cfg->intf_mode_sel == DPU_CTL_MODE_SEL_CMD) mode_sel |= BIT(17); @@ -509,6 +514,10 @@ static void dpu_hw_ctl_intf_cfg_v1(struct dpu_hw_ctl *ctx, if (cfg->merge_3d) DPU_REG_WRITE(c, CTL_MERGE_3D_ACTIVE, BIT(cfg->merge_3d - MERGE_3D_0)); + if (cfg->dsc) { + DPU_REG_WRITE(&ctx->hw, CTL_FLUSH, cfg->dsc); + DPU_REG_WRITE(c, CTL_DSC_ACTIVE, cfg->dsc); + } } static void dpu_hw_ctl_intf_cfg(struct dpu_hw_ctl *ctx,