From patchwork Thu Feb 10 10:34:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vinod Koul X-Patchwork-Id: 12741671 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 99D01C433FE for ; Thu, 10 Feb 2022 10:35:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239851AbiBJKfE (ORCPT ); Thu, 10 Feb 2022 05:35:04 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:47208 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239802AbiBJKfD (ORCPT ); Thu, 10 Feb 2022 05:35:03 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9DF88FDE; Thu, 10 Feb 2022 02:34:59 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 1D28A61BAF; Thu, 10 Feb 2022 10:34:59 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 051D8C004E1; Thu, 10 Feb 2022 10:34:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1644489298; bh=s77zX8tlQZGtLkt3yoLZJ4/EQEAGs6BTpnX/BQtdbYo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gHRGD9b92gcyrUm5uzA4/hTcbQZonWdYW3ITgsSZv/o7g5RSJMCHTYocCGoDJbQKV 95oGsjC2j26rYBfW9cF0Ii8CbfHwApE7/ia+s7qb1tA2vWdDjI07S5zow4vQ16h0Ey 8ho2lfovcwNdiFDd7T2YIU9mgJc7nkAG6gLMQMDetlMYzY8njKFNjEehNnwD3W4f5T cNqPZDX1gAUy4+M1ooWzOTxos3r4mi/LHAKLG8hYVxL2OnNvGcXCSuatxZOP1VBtYK IP0WdVlizy6woYoQZR/9KZxHgsNkPDczsmCwi49aPlnukUIMiwws5bOgQzNJWqx7qj uVXKZa/vjC20A== From: Vinod Koul To: Rob Clark Cc: linux-arm-msm@vger.kernel.org, Bjorn Andersson , Vinod Koul , David Airlie , Daniel Vetter , Jonathan Marek , Dmitry Baryshkov , Abhinav Kumar , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org Subject: [REPOST PATCH v4 06/13] drm/msm/disp/dpu1: Add DSC support in hw_ctl Date: Thu, 10 Feb 2022 16:04:16 +0530 Message-Id: <20220210103423.271016-7-vkoul@kernel.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20220210103423.271016-1-vkoul@kernel.org> References: <20220210103423.271016-1-vkoul@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Later gens of hardware have DSC bits moved to hw_ctl, so configure these bits so that DSC would work there as well Reviewed-by: Dmitry Baryshkov Signed-off-by: Vinod Koul Reviewed-by: Abhinav Kumar --- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c | 11 ++++++++++- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.h | 2 ++ 2 files changed, 12 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 02da9ecf71f1..49659165cea8 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 #define CTL_DEFAULT_GROUP_ID 0xf @@ -121,7 +124,6 @@ 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); @@ -506,6 +508,9 @@ static void dpu_hw_ctl_intf_cfg_v1(struct dpu_hw_ctl *ctx, if ((test_bit(DPU_CTL_VM_CFG, &ctx->caps->features))) mode_sel = CTL_DEFAULT_GROUP_ID << 28; + 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); @@ -517,6 +522,10 @@ 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, diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.h index 806c171e5df2..9847c9c46d6f 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.h @@ -40,6 +40,7 @@ struct dpu_hw_stage_cfg { * @merge_3d: 3d merge block used * @intf_mode_sel: Interface mode, cmd / vid * @stream_sel: Stream selection for multi-stream interfaces + * @dsc: DSC BIT masks */ struct dpu_hw_intf_cfg { enum dpu_intf intf; @@ -47,6 +48,7 @@ struct dpu_hw_intf_cfg { enum dpu_merge_3d merge_3d; enum dpu_ctl_mode_sel intf_mode_sel; int stream_sel; + unsigned int dsc; }; /**