From patchwork Wed May 3 20:10:37 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuogee Hsieh X-Patchwork-Id: 679125 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 42942C77B78 for ; Wed, 3 May 2023 20:11:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230096AbjECULu (ORCPT ); Wed, 3 May 2023 16:11:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43956 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230097AbjECULi (ORCPT ); Wed, 3 May 2023 16:11:38 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BA20383D5; Wed, 3 May 2023 13:11:20 -0700 (PDT) Received: from pps.filterd (m0279870.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 343JpBa2021693; Wed, 3 May 2023 20:11:11 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=qcppdkim1; bh=lVbchfD7mcHOS9gjH0BUkhw/yB8K4Ta5kQN6VHYQHaM=; b=Dr2G3uHLtveNnwMPzpvK5j36NTN3YWSVoSPVPtvnEF5886OAG3kUq7zk9d4FdFV6iawB p0Ukv/EDV7lDRp/YoWnIHwkqipuMSJwNBnsvfRDjblsxrlr0eO/m27yfdE7FGesyUATr 85wcrqiy9x3eZfhrlmVD8SalVl7+rS6Qy2/4Li3kReXbGdnXlkBMOk+qHGVrzidD02I+ j7rsbui0sqDHl00zptCC/uHDOxHRRXpijlJ8n/Vvd8rXaQOHmqH/tOVF1smZjTDmWyrG AkAZg2di1bVN0MXBZsMEcUAwogRAaT6VV5JkIGUHRHza/kkmrnHlIWWqix3IhrBg2pCp 1Q== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3qb4e9bhbu-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 03 May 2023 20:11:11 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 343KB1g0021838 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 3 May 2023 20:11:01 GMT Received: from khsieh-linux1.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.42; Wed, 3 May 2023 13:11:00 -0700 From: Kuogee Hsieh To: , , , , , , , , , , CC: Kuogee Hsieh , , , , , , Subject: [PATCH v4 5/7] drm/msm/dpu: add support for DSC encoder v1.2 engine Date: Wed, 3 May 2023 13:10:37 -0700 Message-ID: <1683144639-26614-6-git-send-email-quic_khsieh@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1683144639-26614-1-git-send-email-quic_khsieh@quicinc.com> References: <1683144639-26614-1-git-send-email-quic_khsieh@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: NL9g4ncfXQm3sfhVcts7XLVUjkh_mk4W X-Proofpoint-ORIG-GUID: NL9g4ncfXQm3sfhVcts7XLVUjkh_mk4W X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-05-03_14,2023-05-03_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 clxscore=1015 malwarescore=0 suspectscore=0 spamscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 mlxscore=0 phishscore=0 lowpriorityscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2305030174 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add support for DSC 1.2 by providing the necessary hooks to program the DPU DSC 1.2 encoder. Changes in v3: -- fixed kernel test rebot report that "__iomem *off" is declared but not used at dpu_hw_dsc_config_1_2() -- unrolling thresh loops Changes in v4: -- delete DPU_DSC_HW_REV_1_1 -- delete off and used real register name directly Reported-by: kernel test robot Signed-off-by: Kuogee Hsieh --- drivers/gpu/drm/msm/Makefile | 1 + drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h | 32 +- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.h | 14 +- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc_1_2.c | 385 +++++++++++++++++++++++++ drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c | 7 +- 5 files changed, 435 insertions(+), 4 deletions(-) create mode 100644 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc_1_2.c diff --git a/drivers/gpu/drm/msm/Makefile b/drivers/gpu/drm/msm/Makefile index b814fc8..b9af5e4 100644 --- a/drivers/gpu/drm/msm/Makefile +++ b/drivers/gpu/drm/msm/Makefile @@ -65,6 +65,7 @@ msm-$(CONFIG_DRM_MSM_DPU) += \ disp/dpu1/dpu_hw_catalog.o \ disp/dpu1/dpu_hw_ctl.o \ disp/dpu1/dpu_hw_dsc.o \ + disp/dpu1/dpu_hw_dsc_1_2.o \ disp/dpu1/dpu_hw_interrupts.o \ disp/dpu1/dpu_hw_intf.o \ disp/dpu1/dpu_hw_lm.o \ diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h index 5d210f3..ec11e62 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-only */ /* - * Copyright (c) 2022. Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2022-2023, Qualcomm Innovation Center, Inc. All rights reserved. * Copyright (c) 2015-2018, 2020 The Linux Foundation. All rights reserved. */ @@ -243,12 +243,18 @@ enum { }; /** - * DSC features + * DSC sub-blocks/features * @DPU_DSC_OUTPUT_CTRL Configure which PINGPONG block gets * the pixel output from this DSC. + * @DPU_DSC_HW_REV_1_2 DSC block supports dsc 1.1 and 1.2 + * @DPU_DSC_NATIVE_422_EN Supports native422 and native420 encoding + * @DPU_DSC_MAX */ enum { DPU_DSC_OUTPUT_CTRL = 0x1, + DPU_DSC_HW_REV_1_2, + DPU_DSC_NATIVE_422_EN, + DPU_DSC_MAX }; /** @@ -313,6 +319,14 @@ struct dpu_pp_blk { }; /** + * struct dpu_dsc_blk - DSC Encoder sub-blk information + * @info: HW register and features supported by this sub-blk + */ +struct dpu_dsc_blk { + DPU_HW_SUBBLK_INFO; +}; + +/** * enum dpu_qos_lut_usage - define QoS LUT use cases */ enum dpu_qos_lut_usage { @@ -461,6 +475,17 @@ struct dpu_pingpong_sub_blks { }; /** + * struct dpu_dsc_sub_blks - DSC sub-blks + * @enc: DSC encoder sub block + * @ctl: DSC controller sub block + * + */ +struct dpu_dsc_sub_blks { + struct dpu_dsc_blk enc; + struct dpu_dsc_blk ctl; +}; + +/** * dpu_clk_ctrl_type - Defines top level clock control signals */ enum dpu_clk_ctrl_type { @@ -614,10 +639,13 @@ struct dpu_merge_3d_cfg { * struct dpu_dsc_cfg - information of DSC blocks * @id enum identifying this block * @base register offset of this block + * @len: length of hardware block * @features bit mask identifying sub-blocks/features + * @sblk sub-blocks information */ struct dpu_dsc_cfg { DPU_HW_BLK_INFO; + const struct dpu_dsc_sub_blks *sblk; }; /** diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.h index 138080a..bdff74d 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.h @@ -1,5 +1,8 @@ /* SPDX-License-Identifier: GPL-2.0-only */ -/* Copyright (c) 2020-2022, Linaro Limited */ +/* + * Copyright (c) 2020-2022, Linaro Limited + * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved + */ #ifndef _DPU_HW_DSC_H #define _DPU_HW_DSC_H @@ -69,6 +72,15 @@ struct dpu_hw_dsc *dpu_hw_dsc_init(const struct dpu_dsc_cfg *cfg, void __iomem *addr); /** + * dpu_hw_dsc_init_1_2 - initializes the v1.2 DSC hw driver block + * @cfg: DSC catalog entry for which driver object is required + * @addr: Mapped register io address of MDP + * Returns: Error code or allocated dpu_hw_dsc context + */ +struct dpu_hw_dsc *dpu_hw_dsc_init_1_2(const struct dpu_dsc_cfg *cfg, + void __iomem *addr); + +/** * dpu_hw_dsc_destroy - destroys dsc driver context * @dsc: Pointer to dsc driver context returned by dpu_hw_dsc_init */ diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc_1_2.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc_1_2.c new file mode 100644 index 00000000..0c77c85 --- /dev/null +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc_1_2.c @@ -0,0 +1,385 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2020-2021, The Linux Foundation. All rights reserved. + * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved + */ + +#include + +#include "dpu_kms.h" +#include "dpu_hw_catalog.h" +#include "dpu_hwio.h" +#include "dpu_hw_mdss.h" +#include "dpu_hw_dsc.h" + +#define DSC_CMN_MAIN_CNF 0x00 + +/* DPU_DSC_ENC register offsets */ +#define ENC_DF_CTRL 0x00 +#define ENC_GENERAL_STATUS 0x04 +#define ENC_HSLICE_STATUS 0x08 +#define ENC_OUT_STATUS 0x0C +#define ENC_INT_STAT 0x10 +#define ENC_INT_CLR 0x14 +#define ENC_INT_MASK 0x18 +#define DSC_MAIN_CONF 0x30 +#define DSC_PICTURE_SIZE 0x34 +#define DSC_SLICE_SIZE 0x38 +#define DSC_MISC_SIZE 0x3C +#define DSC_HRD_DELAYS 0x40 +#define DSC_RC_SCALE 0x44 +#define DSC_RC_SCALE_INC_DEC 0x48 +#define DSC_RC_OFFSETS_1 0x4C +#define DSC_RC_OFFSETS_2 0x50 +#define DSC_RC_OFFSETS_3 0x54 +#define DSC_RC_OFFSETS_4 0x58 +#define DSC_FLATNESS_QP 0x5C +#define DSC_RC_MODEL_SIZE 0x60 +#define DSC_RC_CONFIG 0x64 +#define DSC_RC_BUF_THRESH_0 0x68 +#define DSC_RC_BUF_THRESH_1 0x6C +#define DSC_RC_BUF_THRESH_2 0x70 +#define DSC_RC_BUF_THRESH_3 0x74 +#define DSC_RC_MIN_QP_0 0x78 +#define DSC_RC_MIN_QP_1 0x7C +#define DSC_RC_MIN_QP_2 0x80 +#define DSC_RC_MAX_QP_0 0x84 +#define DSC_RC_MAX_QP_1 0x88 +#define DSC_RC_MAX_QP_2 0x8C +#define DSC_RC_RANGE_BPG_OFFSETS_0 0x90 +#define DSC_RC_RANGE_BPG_OFFSETS_1 0x94 +#define DSC_RC_RANGE_BPG_OFFSETS_2 0x98 + +/* DPU_DSC_CTL register offsets */ +#define DSC_CTL 0x00 +#define DSC_CFG 0x04 +#define DSC_DATA_IN_SWAP 0x08 +#define DSC_CLK_CTRL 0x0C + +static inline int _dsc_calc_ob_max_addr(struct dpu_hw_dsc *hw_dsc, int num_ss) +{ + int max_addr = 2400 / num_ss; + + if (hw_dsc->caps->features & BIT(DPU_DSC_NATIVE_422_EN)) + max_addr /= 2; + + return max_addr - 1; +}; + +static inline void dpu_hw_dsc_disable_1_2(struct dpu_hw_dsc *hw_dsc) +{ + struct dpu_hw_blk_reg_map *hw; + u32 offset; + + if (!hw_dsc) + return; + + hw = &hw_dsc->hw; + offset = hw_dsc->caps->sblk->ctl.base; + DPU_REG_WRITE(hw, offset + DSC_CFG, 0); + + offset = hw_dsc->caps->sblk->enc.base; + DPU_REG_WRITE(hw, offset + ENC_DF_CTRL, 0); + DPU_REG_WRITE(hw, offset + DSC_MAIN_CONF, 0); +} + +static inline void dpu_hw_dsc_config_1_2(struct dpu_hw_dsc *hw_dsc, + struct drm_dsc_config *dsc, + u32 mode, + u32 initial_lines) +{ + struct dpu_hw_blk_reg_map *hw; + u32 offset; + u32 data = 0; + u32 det_thresh_flatness; + u32 num_active_ss_per_enc; + u32 bpp; + + if (!hw_dsc || !dsc) + return; + + hw = &hw_dsc->hw; + + offset = hw_dsc->caps->sblk->enc.base; + + if (mode & DSC_MODE_SPLIT_PANEL) + data |= BIT(0); + + if (mode & DSC_MODE_MULTIPLEX) + data |= BIT(1); + + num_active_ss_per_enc = dsc->slice_count; + if (mode & DSC_MODE_MULTIPLEX) + num_active_ss_per_enc = dsc->slice_count >> 1; + + data |= (num_active_ss_per_enc & 0x3) << 7; + + DPU_REG_WRITE(hw, DSC_CMN_MAIN_CNF, data); + + data = (initial_lines & 0xff); + + if (mode & DSC_MODE_VIDEO) + data |= BIT(9); + + data |= (_dsc_calc_ob_max_addr(hw_dsc, num_active_ss_per_enc) << 18); + + DPU_REG_WRITE(hw, offset + ENC_DF_CTRL, data); + + data = (dsc->dsc_version_minor & 0xf) << 28; + if (dsc->dsc_version_minor == 0x2) { + if (dsc->native_422) + data |= BIT(22); + if (dsc->native_420) + data |= BIT(21); + } + + bpp = dsc->bits_per_pixel; + /* as per hw requirement bpp should be programmed + * twice the actual value in case of 420 or 422 encoding + */ + if (dsc->native_422 || dsc->native_420) + bpp = 2 * bpp; + data |= (dsc->block_pred_enable ? 1 : 0) << 20; + data |= bpp << 10; + data |= (dsc->line_buf_depth & 0xf) << 6; + data |= dsc->convert_rgb << 4; + data |= dsc->bits_per_component & 0xf; + + DPU_REG_WRITE(hw, offset + DSC_MAIN_CONF, data); + + data = (dsc->pic_width & 0xffff) | + ((dsc->pic_height & 0xffff) << 16); + + DPU_REG_WRITE(hw, offset + DSC_PICTURE_SIZE, data); + + data = (dsc->slice_width & 0xffff) | + ((dsc->slice_height & 0xffff) << 16); + + DPU_REG_WRITE(hw, offset + DSC_SLICE_SIZE, data); + + DPU_REG_WRITE(hw, offset + DSC_MISC_SIZE, + (dsc->slice_chunk_size) & 0xffff); + + data = (dsc->initial_xmit_delay & 0xffff) | + ((dsc->initial_dec_delay & 0xffff) << 16); + + DPU_REG_WRITE(hw, offset + DSC_HRD_DELAYS, data); + + DPU_REG_WRITE(hw, offset + DSC_RC_SCALE, + dsc->initial_scale_value & 0x3f); + + data = (dsc->scale_increment_interval & 0xffff) | + ((dsc->scale_decrement_interval & 0x7ff) << 16); + + DPU_REG_WRITE(hw, offset + DSC_RC_SCALE_INC_DEC, data); + + data = (dsc->first_line_bpg_offset & 0x1f) | + ((dsc->second_line_bpg_offset & 0x1f) << 5); + + DPU_REG_WRITE(hw, offset + DSC_RC_OFFSETS_1, data); + + data = (dsc->nfl_bpg_offset & 0xffff) | + ((dsc->slice_bpg_offset & 0xffff) << 16); + + DPU_REG_WRITE(hw, offset + DSC_RC_OFFSETS_2, data); + + data = (dsc->initial_offset & 0xffff) | + ((dsc->final_offset & 0xffff) << 16); + + DPU_REG_WRITE(hw, offset + DSC_RC_OFFSETS_3, data); + + data = (dsc->nsl_bpg_offset & 0xffff) | + ((dsc->second_line_offset_adj & 0xffff) << 16); + + DPU_REG_WRITE(hw, offset + DSC_RC_OFFSETS_4, data); + + data = (dsc->flatness_min_qp & 0x1f); + data |= (dsc->flatness_max_qp & 0x1f) << 5; + + det_thresh_flatness = drm_dsc_calculate_flatness_det_thresh(dsc); + data |= (det_thresh_flatness & 0xff) << 10; + + DPU_REG_WRITE(hw, offset + DSC_FLATNESS_QP, data); + + DPU_REG_WRITE(hw, offset + DSC_RC_MODEL_SIZE, + (dsc->rc_model_size) & 0xffff); + + data = dsc->rc_edge_factor & 0xf; + data |= (dsc->rc_quant_incr_limit0 & 0x1f) << 8; + data |= (dsc->rc_quant_incr_limit1 & 0x1f) << 13; + data |= (dsc->rc_tgt_offset_high & 0xf) << 20; + data |= (dsc->rc_tgt_offset_low & 0xf) << 24; + + DPU_REG_WRITE(hw, offset + DSC_RC_CONFIG, data); + + /* program the dsc wrapper */ + offset = hw_dsc->caps->sblk->ctl.base; + + data = BIT(0); /* encoder enable */ + if (dsc->native_422) + data |= BIT(8); + else if (dsc->native_420) + data |= BIT(9); + if (!dsc->convert_rgb) + data |= BIT(10); + if (dsc->bits_per_component == 8) + data |= BIT(11); + if (mode & DSC_MODE_SPLIT_PANEL) + data |= BIT(12); + if (mode & DSC_MODE_MULTIPLEX) + data |= BIT(13); + if (!(mode & DSC_MODE_VIDEO)) + data |= BIT(17); + + DPU_REG_WRITE(hw, offset + DSC_CFG, data); +} + +static inline void dpu_hw_dsc_config_thresh_1_2(struct dpu_hw_dsc *hw_dsc, + struct drm_dsc_config *dsc) +{ + struct dpu_hw_blk_reg_map *hw; + u32 offset; + struct drm_dsc_rc_range_parameters *rc; + + if (!hw_dsc || !dsc) + return; + + offset = hw_dsc->caps->sblk->enc.base; + + hw = &hw_dsc->hw; + + rc = dsc->rc_range_params; + + /* + * With BUF_THRESH -- 14 in total + * each register contains 4 thresh values with the last register + * containing only 2 thresh values + */ + DPU_REG_WRITE(hw, offset + DSC_RC_BUF_THRESH_0, + (dsc->rc_buf_thresh[0] << 0) | + (dsc->rc_buf_thresh[1] << 8) | + (dsc->rc_buf_thresh[2] << 16) | + (dsc->rc_buf_thresh[3] << 24)); + DPU_REG_WRITE(hw, offset + DSC_RC_BUF_THRESH_1, + (dsc->rc_buf_thresh[4] << 0) | + (dsc->rc_buf_thresh[5] << 8) | + (dsc->rc_buf_thresh[6] << 16) | + (dsc->rc_buf_thresh[7] << 24)); + DPU_REG_WRITE(hw, offset + DSC_RC_BUF_THRESH_2, + (dsc->rc_buf_thresh[8] << 0) | + (dsc->rc_buf_thresh[9] << 8) | + (dsc->rc_buf_thresh[10] << 16) | + (dsc->rc_buf_thresh[11] << 24)); + DPU_REG_WRITE(hw, offset + DSC_RC_BUF_THRESH_3, + (dsc->rc_buf_thresh[12] << 0) | + (dsc->rc_buf_thresh[13] << 8)); + + /* + * with min/max_QP -- 5 bits each + * each register contains 5 min_qp or max_qp for total of 15 + * + * With BPG_OFFSET -- 6 bits each + * each register contains 5 BPG_offset for total of 15 + */ + DPU_REG_WRITE(hw, offset + DSC_RC_MIN_QP_0, + (rc[0].range_min_qp << 0) | + (rc[1].range_min_qp << 5) | + (rc[2].range_min_qp << 10) | + (rc[3].range_min_qp << 15) | + (rc[4].range_min_qp << 20)); + DPU_REG_WRITE(hw, offset + DSC_RC_MAX_QP_0, + (rc[0].range_max_qp << 0) | + (rc[1].range_max_qp << 5) | + (rc[2].range_max_qp << 10) | + (rc[3].range_max_qp << 15) | + (rc[4].range_max_qp << 20)); + DPU_REG_WRITE(hw, offset + DSC_RC_RANGE_BPG_OFFSETS_0, + (rc[0].range_bpg_offset << 0) | + (rc[1].range_bpg_offset << 6) | + (rc[2].range_bpg_offset << 12) | + (rc[3].range_bpg_offset << 18) | + (rc[4].range_bpg_offset << 24)); + + DPU_REG_WRITE(hw, offset + DSC_RC_MIN_QP_1, + (rc[5].range_min_qp << 0) | + (rc[6].range_min_qp << 5) | + (rc[7].range_min_qp << 10) | + (rc[8].range_min_qp << 15) | + (rc[9].range_min_qp << 20)); + DPU_REG_WRITE(hw, offset + DSC_RC_MAX_QP_1, + (rc[5].range_max_qp << 0) | + (rc[6].range_max_qp << 5) | + (rc[7].range_max_qp << 10) | + (rc[8].range_max_qp << 15) | + (rc[9].range_max_qp << 20)); + DPU_REG_WRITE(hw, offset + DSC_RC_RANGE_BPG_OFFSETS_1, + (rc[5].range_bpg_offset << 0) | + (rc[6].range_bpg_offset << 6) | + (rc[7].range_bpg_offset << 12) | + (rc[8].range_bpg_offset << 18) | + (rc[9].range_bpg_offset << 24)); + + DPU_REG_WRITE(hw, offset + DSC_RC_MIN_QP_2, + (rc[10].range_min_qp << 0) | + (rc[11].range_min_qp << 5) | + (rc[12].range_min_qp << 10) | + (rc[13].range_min_qp << 15) | + (rc[14].range_min_qp << 20)); + DPU_REG_WRITE(hw, offset + DSC_RC_MAX_QP_2, + (rc[10].range_max_qp << 0) | + (rc[11].range_max_qp << 5) | + (rc[12].range_max_qp << 10) | + (rc[13].range_max_qp << 15) | + (rc[14].range_max_qp << 20)); + DPU_REG_WRITE(hw, offset + DSC_RC_RANGE_BPG_OFFSETS_2, + (rc[10].range_bpg_offset << 0) | + (rc[11].range_bpg_offset << 6) | + (rc[12].range_bpg_offset << 12) | + (rc[13].range_bpg_offset << 18) | + (rc[14].range_bpg_offset << 24)); +} + +static inline void dpu_hw_dsc_bind_pingpong_blk_1_2( + struct dpu_hw_dsc *hw_dsc, + const enum dpu_pingpong pp) +{ + struct dpu_hw_blk_reg_map *hw; + int offset; + int mux_cfg = 0xf; /* Disabled */ + + offset = hw_dsc->caps->sblk->ctl.base; + + hw = &hw_dsc->hw; + if (pp) + mux_cfg = (pp - PINGPONG_0) & 0x7; + + DPU_REG_WRITE(hw, offset + DSC_CTL, mux_cfg); +} + +static void _setup_dcs_ops_1_2(struct dpu_hw_dsc_ops *ops, + const unsigned long features) +{ + ops->dsc_disable = dpu_hw_dsc_disable_1_2; + ops->dsc_config = dpu_hw_dsc_config_1_2; + ops->dsc_config_thresh = dpu_hw_dsc_config_thresh_1_2; + ops->dsc_bind_pingpong_blk = dpu_hw_dsc_bind_pingpong_blk_1_2; +} + +struct dpu_hw_dsc *dpu_hw_dsc_init_1_2(const struct dpu_dsc_cfg *cfg, + void __iomem *addr) +{ + struct dpu_hw_dsc *c; + + c = kzalloc(sizeof(*c), GFP_KERNEL); + if (!c) + return ERR_PTR(-ENOMEM); + + c->hw.blk_addr = addr + cfg->base; + c->hw.log_mask = DPU_DBG_MASK_DSC; + + c->idx = cfg->id; + c->caps = cfg; + _setup_dcs_ops_1_2(&c->ops, c->caps->features); + + return c; +} diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c index 3452f88..b2f618f6 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved. + * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved. */ #define pr_fmt(fmt) "[drm:%s] " fmt, __func__ @@ -250,7 +251,11 @@ int dpu_rm_init(struct dpu_rm *rm, struct dpu_hw_dsc *hw; const struct dpu_dsc_cfg *dsc = &cat->dsc[i]; - hw = dpu_hw_dsc_init(dsc, mmio); + if (test_bit(DPU_DSC_HW_REV_1_2, &dsc->features)) + hw = dpu_hw_dsc_init_1_2(dsc, mmio); + else + hw = dpu_hw_dsc_init(dsc, mmio); + if (IS_ERR_OR_NULL(hw)) { rc = PTR_ERR(hw); DPU_ERROR("failed dsc object creation: err %d\n", rc);