From patchwork Thu Jan 25 19:38:10 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paloma Arellano X-Patchwork-Id: 766025 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A9E1D63407 for ; Thu, 25 Jan 2024 19:39:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706211545; cv=none; b=JPjJ735EDyTj1Zkh3dja+U46PzFSYegMcF2vHYdatu5ITUju6mNqoDrcxD0d1Ptfxya0rzdWbJh6fkn8T8uaCS9TIuG9Fd83bP2d1IDdQP412wcN8C6+XqisIVM3kjJNA9nBmvvnmxhj92ZtDzeC31fAnpQoWKWoJFcwexadqnM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706211545; c=relaxed/simple; bh=V4J4Fb2dV2V/z0kXlNRtcxy2CQNBLeDOV2b5wCbCTVE=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=KAM+QfXmXLKVew6RH9mMqfr42MbHU6Bk5Ueps9JjH6A88JjwyLIqlH0mlVsRdOJlegPyYxn1+7Hl1xURxZlhhW41IwhV1HdrHsA7zTz4C39EKysgILwzy37CsVG+npt65/kqnjQAife61ahsLOU8nTceVqU1fuBksbH2bA+9/qk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com; spf=pass smtp.mailfrom=quicinc.com; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b=VkevEwt3; arc=none smtp.client-ip=205.220.168.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=quicinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="VkevEwt3" Received: from pps.filterd (m0279867.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 40P4Pofk005715; Thu, 25 Jan 2024 19:38:57 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-transfer-encoding:content-type; s= qcppdkim1; bh=0h3lNVVt+g44640E58a0su5LmmW4Upc8JXFrztLfr8A=; b=Vk evEwt3SOQhhP1tsCXqfFadGyNujnR6B7+qKq8hSYmVRVnIVuTJ4TX3xMt1Ya+gQJ oe/6cT2HRjDvwY0mnGrQ7XrDuAgaJ+5o9Xa31fZpXzyMm/kf7xX2gP4seL/qxK7R OUwDkwaMwR8sF/GI1r/1J0uk/TSsJQwisektZXQja3JRmMfsm7jZJWMTHxhY7kUb 3kKjdhq9rvrU85dOcpLFKVKi9MrLDzVEmTVwC5X9YCw4m4zjykfmgISxdy+lWavE YddMuC2jkYskWnR8XXU4yGgju0xCiC9xPP4d6T9GurBjnryLZRpyNQFjENDjX+Tr gMIUHdrbNd0qu+it87EA== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3vufwxaaug-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 25 Jan 2024 19:38:57 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 40PJcuLi013768 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 25 Jan 2024 19:38:56 GMT Received: from hu-parellan-lv.qualcomm.com (10.49.16.6) 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 15.2.1118.40; Thu, 25 Jan 2024 11:38:56 -0800 From: Paloma Arellano To: CC: Paloma Arellano , , , , , , , , , , , Subject: [PATCH 01/17] drm/msm/dpu: allow dpu_encoder_helper_phys_setup_cdm to work for DP Date: Thu, 25 Jan 2024 11:38:10 -0800 Message-ID: <20240125193834.7065-2-quic_parellan@quicinc.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240125193834.7065-1-quic_parellan@quicinc.com> References: <20240125193834.7065-1-quic_parellan@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) 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: 11oHdtlXkEKtxKo22AzZoAhdsM0pIcRp X-Proofpoint-ORIG-GUID: 11oHdtlXkEKtxKo22AzZoAhdsM0pIcRp X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_12,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 suspectscore=0 adultscore=0 spamscore=0 clxscore=1015 mlxlogscore=999 impostorscore=0 lowpriorityscore=0 mlxscore=0 malwarescore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401190000 definitions=main-2401250142 Generalize dpu_encoder_helper_phys_setup_cdm to be compatible with DP. Signed-off-by: Paloma Arellano --- .../gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h | 4 +-- .../drm/msm/disp/dpu1/dpu_encoder_phys_wb.c | 31 ++++++++++--------- 2 files changed, 18 insertions(+), 17 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h index 993f263433314..37ac385727c3b 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h @@ -153,6 +153,7 @@ enum dpu_intr_idx { * @hw_intf: Hardware interface to the intf registers * @hw_wb: Hardware interface to the wb registers * @hw_cdm: Hardware interface to the CDM registers + * @cdm_cfg: CDM block config needed to store WB/DP block's CDM configuration * @dpu_kms: Pointer to the dpu_kms top level * @cached_mode: DRM mode cached at mode_set time, acted on in enable * @vblank_ctl_lock: Vblank ctl mutex lock to protect vblank_refcount @@ -183,6 +184,7 @@ struct dpu_encoder_phys { struct dpu_hw_intf *hw_intf; struct dpu_hw_wb *hw_wb; struct dpu_hw_cdm *hw_cdm; + struct dpu_hw_cdm_cfg cdm_cfg; struct dpu_kms *dpu_kms; struct drm_display_mode cached_mode; struct mutex vblank_ctl_lock; @@ -213,7 +215,6 @@ static inline int dpu_encoder_phys_inc_pending(struct dpu_encoder_phys *phys) * @wbirq_refcount: Reference count of writeback interrupt * @wb_done_timeout_cnt: number of wb done irq timeout errors * @wb_cfg: writeback block config to store fb related details - * @cdm_cfg: cdm block config needed to store writeback block's CDM configuration * @wb_conn: backpointer to writeback connector * @wb_job: backpointer to current writeback job * @dest: dpu buffer layout for current writeback output buffer @@ -223,7 +224,6 @@ struct dpu_encoder_phys_wb { atomic_t wbirq_refcount; int wb_done_timeout_cnt; struct dpu_hw_wb_cfg wb_cfg; - struct dpu_hw_cdm_cfg cdm_cfg; struct drm_writeback_connector *wb_conn; struct drm_writeback_job *wb_job; struct dpu_hw_fmt_layout dest; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c index 4cd2d9e3131a4..072fc6950e496 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c @@ -269,28 +269,21 @@ static void dpu_encoder_phys_wb_setup_ctl(struct dpu_encoder_phys *phys_enc) * This API does not handle DPU_CHROMA_H1V2. * @phys_enc:Pointer to physical encoder */ -static void dpu_encoder_helper_phys_setup_cdm(struct dpu_encoder_phys *phys_enc) +static void dpu_encoder_helper_phys_setup_cdm(struct dpu_encoder_phys *phys_enc, + const struct dpu_format *dpu_fmt, + u32 output_type) { struct dpu_hw_cdm *hw_cdm; struct dpu_hw_cdm_cfg *cdm_cfg; struct dpu_hw_pingpong *hw_pp; - struct dpu_encoder_phys_wb *wb_enc; - const struct msm_format *format; - const struct dpu_format *dpu_fmt; - struct drm_writeback_job *wb_job; int ret; if (!phys_enc) return; - wb_enc = to_dpu_encoder_phys_wb(phys_enc); - cdm_cfg = &wb_enc->cdm_cfg; + cdm_cfg = &phys_enc->cdm_cfg; hw_pp = phys_enc->hw_pp; hw_cdm = phys_enc->hw_cdm; - wb_job = wb_enc->wb_job; - - format = msm_framebuffer_format(wb_enc->wb_job->fb); - dpu_fmt = dpu_get_dpu_format_ext(format->pixel_format, wb_job->fb->modifier); if (!hw_cdm) return; @@ -306,10 +299,10 @@ static void dpu_encoder_helper_phys_setup_cdm(struct dpu_encoder_phys *phys_enc) memset(cdm_cfg, 0, sizeof(struct dpu_hw_cdm_cfg)); - cdm_cfg->output_width = wb_job->fb->width; - cdm_cfg->output_height = wb_job->fb->height; + cdm_cfg->output_width = phys_enc->cached_mode.hdisplay; + cdm_cfg->output_height = phys_enc->cached_mode.vdisplay; cdm_cfg->output_fmt = dpu_fmt; - cdm_cfg->output_type = CDM_CDWN_OUTPUT_WB; + cdm_cfg->output_type = output_type; cdm_cfg->output_bit_depth = DPU_FORMAT_IS_DX(dpu_fmt) ? CDM_CDWN_OUTPUT_10BIT : CDM_CDWN_OUTPUT_8BIT; cdm_cfg->csc_cfg = &dpu_csc10_rgb2yuv_601l; @@ -462,6 +455,14 @@ static void dpu_encoder_phys_wb_setup( struct dpu_hw_wb *hw_wb = phys_enc->hw_wb; struct drm_display_mode mode = phys_enc->cached_mode; struct drm_framebuffer *fb = NULL; + struct dpu_encoder_phys_wb *wb_enc = to_dpu_encoder_phys_wb(phys_enc); + struct drm_writeback_job *wb_job; + const struct msm_format *format; + const struct dpu_format *dpu_fmt; + + wb_job = wb_enc->wb_job; + format = msm_framebuffer_format(wb_enc->wb_job->fb); + dpu_fmt = dpu_get_dpu_format_ext(format->pixel_format, wb_job->fb->modifier); DPU_DEBUG("[mode_set:%d, \"%s\",%d,%d]\n", hw_wb->idx - WB_0, mode.name, @@ -475,7 +476,7 @@ static void dpu_encoder_phys_wb_setup( dpu_encoder_phys_wb_setup_fb(phys_enc, fb); - dpu_encoder_helper_phys_setup_cdm(phys_enc); + dpu_encoder_helper_phys_setup_cdm(phys_enc, dpu_fmt, CDM_CDWN_OUTPUT_WB); dpu_encoder_phys_wb_setup_ctl(phys_enc); } From patchwork Thu Jan 25 19:38:11 2024 Content-Type: text/plain; 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Thu, 25 Jan 2024 19:38:58 GMT Received: from hu-parellan-lv.qualcomm.com (10.49.16.6) 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 15.2.1118.40; Thu, 25 Jan 2024 11:38:57 -0800 From: Paloma Arellano To: CC: Paloma Arellano , , , , , , , , , , , Subject: [PATCH 02/17] drm/msm/dpu: move dpu_encoder_helper_phys_setup_cdm to dpu_encoder Date: Thu, 25 Jan 2024 11:38:11 -0800 Message-ID: <20240125193834.7065-3-quic_parellan@quicinc.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240125193834.7065-1-quic_parellan@quicinc.com> References: <20240125193834.7065-1-quic_parellan@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) 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-ORIG-GUID: xBssb2oo7aOD3YMLlMu3xFUpCYCcnd3i X-Proofpoint-GUID: xBssb2oo7aOD3YMLlMu3xFUpCYCcnd3i X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_12,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 suspectscore=0 malwarescore=0 lowpriorityscore=0 bulkscore=0 spamscore=0 adultscore=0 phishscore=0 mlxlogscore=853 impostorscore=0 priorityscore=1501 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401190000 definitions=main-2401250140 Move dpu_encoder_helper_phys_setup_cdm to dpu_encoder in preparation for implementing CDM compatibility for DP. Signed-off-by: Paloma Arellano Reviewed-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 78 +++++++++++++++++ .../gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h | 9 ++ .../drm/msm/disp/dpu1/dpu_encoder_phys_wb.c | 84 ------------------- 3 files changed, 87 insertions(+), 84 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 83380bc92a00a..6cef98f046ea6 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -2114,6 +2114,84 @@ void dpu_encoder_helper_phys_cleanup(struct dpu_encoder_phys *phys_enc) ctl->ops.clear_pending_flush(ctl); } +void dpu_encoder_helper_phys_setup_cdm(struct dpu_encoder_phys *phys_enc, + const struct dpu_format *dpu_fmt, + u32 output_type) +{ + struct dpu_hw_cdm *hw_cdm; + struct dpu_hw_cdm_cfg *cdm_cfg; + struct dpu_hw_pingpong *hw_pp; + int ret; + + if (!phys_enc) + return; + + cdm_cfg = &phys_enc->cdm_cfg; + hw_pp = phys_enc->hw_pp; + hw_cdm = phys_enc->hw_cdm; + + if (!hw_cdm) + return; + + if (!DPU_FORMAT_IS_YUV(dpu_fmt)) { + DPU_DEBUG("[enc:%d] cdm_disable fmt:%x\n", DRMID(phys_enc->parent), + dpu_fmt->base.pixel_format); + if (hw_cdm->ops.bind_pingpong_blk) + hw_cdm->ops.bind_pingpong_blk(hw_cdm, PINGPONG_NONE); + + return; + } + + memset(cdm_cfg, 0, sizeof(struct dpu_hw_cdm_cfg)); + + cdm_cfg->output_width = phys_enc->cached_mode.hdisplay; + cdm_cfg->output_height = phys_enc->cached_mode.vdisplay; + cdm_cfg->output_fmt = dpu_fmt; + cdm_cfg->output_type = output_type; + cdm_cfg->output_bit_depth = DPU_FORMAT_IS_DX(dpu_fmt) ? + CDM_CDWN_OUTPUT_10BIT : CDM_CDWN_OUTPUT_8BIT; + cdm_cfg->csc_cfg = &dpu_csc10_rgb2yuv_601l; + + /* enable 10 bit logic */ + switch (cdm_cfg->output_fmt->chroma_sample) { + case DPU_CHROMA_RGB: + cdm_cfg->h_cdwn_type = CDM_CDWN_DISABLE; + cdm_cfg->v_cdwn_type = CDM_CDWN_DISABLE; + break; + case DPU_CHROMA_H2V1: + cdm_cfg->h_cdwn_type = CDM_CDWN_COSITE; + cdm_cfg->v_cdwn_type = CDM_CDWN_DISABLE; + break; + case DPU_CHROMA_420: + cdm_cfg->h_cdwn_type = CDM_CDWN_COSITE; + cdm_cfg->v_cdwn_type = CDM_CDWN_OFFSITE; + break; + case DPU_CHROMA_H1V2: + default: + DPU_ERROR("[enc:%d] unsupported chroma sampling type\n", + DRMID(phys_enc->parent)); + cdm_cfg->h_cdwn_type = CDM_CDWN_DISABLE; + cdm_cfg->v_cdwn_type = CDM_CDWN_DISABLE; + break; + } + + DPU_DEBUG("[enc:%d] cdm_enable:%d,%d,%X,%d,%d,%d,%d]\n", + DRMID(phys_enc->parent), cdm_cfg->output_width, + cdm_cfg->output_height, cdm_cfg->output_fmt->base.pixel_format, + cdm_cfg->output_type, cdm_cfg->output_bit_depth, + cdm_cfg->h_cdwn_type, cdm_cfg->v_cdwn_type); + + if (hw_cdm->ops.enable) { + cdm_cfg->pp_id = hw_pp->idx; + ret = hw_cdm->ops.enable(hw_cdm, cdm_cfg); + if (ret < 0) { + DPU_ERROR("[enc:%d] failed to enable CDM; ret:%d\n", + DRMID(phys_enc->parent), ret); + return; + } + } +} + #ifdef CONFIG_DEBUG_FS static int _dpu_encoder_status_show(struct seq_file *s, void *data) { diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h index 37ac385727c3b..310944303a056 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h @@ -381,6 +381,15 @@ int dpu_encoder_helper_wait_for_irq(struct dpu_encoder_phys *phys_enc, */ void dpu_encoder_helper_phys_cleanup(struct dpu_encoder_phys *phys_enc); +/** + * dpu_encoder_helper_phys_setup_cdm - setup chroma down sampling block + * @phys_enc: Pointer to physical encoder + * @output_type: HDMI/WB + */ +void dpu_encoder_helper_phys_setup_cdm(struct dpu_encoder_phys *phys_enc, + const struct dpu_format *dpu_fmt, + u32 output_type); + /** * dpu_encoder_vblank_callback - Notify virtual encoder of vblank IRQ reception * @drm_enc: Pointer to drm encoder structure diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c index 072fc6950e496..400580847bde7 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c @@ -264,89 +264,6 @@ static void dpu_encoder_phys_wb_setup_ctl(struct dpu_encoder_phys *phys_enc) } } -/** - * dpu_encoder_helper_phys_setup_cdm - setup chroma down sampling block - * This API does not handle DPU_CHROMA_H1V2. - * @phys_enc:Pointer to physical encoder - */ -static void dpu_encoder_helper_phys_setup_cdm(struct dpu_encoder_phys *phys_enc, - const struct dpu_format *dpu_fmt, - u32 output_type) -{ - struct dpu_hw_cdm *hw_cdm; - struct dpu_hw_cdm_cfg *cdm_cfg; - struct dpu_hw_pingpong *hw_pp; - int ret; - - if (!phys_enc) - return; - - cdm_cfg = &phys_enc->cdm_cfg; - hw_pp = phys_enc->hw_pp; - hw_cdm = phys_enc->hw_cdm; - - if (!hw_cdm) - return; - - if (!DPU_FORMAT_IS_YUV(dpu_fmt)) { - DPU_DEBUG("[enc:%d] cdm_disable fmt:%x\n", DRMID(phys_enc->parent), - dpu_fmt->base.pixel_format); - if (hw_cdm->ops.bind_pingpong_blk) - hw_cdm->ops.bind_pingpong_blk(hw_cdm, PINGPONG_NONE); - - return; - } - - memset(cdm_cfg, 0, sizeof(struct dpu_hw_cdm_cfg)); - - cdm_cfg->output_width = phys_enc->cached_mode.hdisplay; - cdm_cfg->output_height = phys_enc->cached_mode.vdisplay; - cdm_cfg->output_fmt = dpu_fmt; - cdm_cfg->output_type = output_type; - cdm_cfg->output_bit_depth = DPU_FORMAT_IS_DX(dpu_fmt) ? - CDM_CDWN_OUTPUT_10BIT : CDM_CDWN_OUTPUT_8BIT; - cdm_cfg->csc_cfg = &dpu_csc10_rgb2yuv_601l; - - /* enable 10 bit logic */ - switch (cdm_cfg->output_fmt->chroma_sample) { - case DPU_CHROMA_RGB: - cdm_cfg->h_cdwn_type = CDM_CDWN_DISABLE; - cdm_cfg->v_cdwn_type = CDM_CDWN_DISABLE; - break; - case DPU_CHROMA_H2V1: - cdm_cfg->h_cdwn_type = CDM_CDWN_COSITE; - cdm_cfg->v_cdwn_type = CDM_CDWN_DISABLE; - break; - case DPU_CHROMA_420: - cdm_cfg->h_cdwn_type = CDM_CDWN_COSITE; - cdm_cfg->v_cdwn_type = CDM_CDWN_OFFSITE; - break; - case DPU_CHROMA_H1V2: - default: - DPU_ERROR("[enc:%d] unsupported chroma sampling type\n", - DRMID(phys_enc->parent)); - cdm_cfg->h_cdwn_type = CDM_CDWN_DISABLE; - cdm_cfg->v_cdwn_type = CDM_CDWN_DISABLE; - break; - } - - DPU_DEBUG("[enc:%d] cdm_enable:%d,%d,%X,%d,%d,%d,%d]\n", - DRMID(phys_enc->parent), cdm_cfg->output_width, - cdm_cfg->output_height, cdm_cfg->output_fmt->base.pixel_format, - cdm_cfg->output_type, cdm_cfg->output_bit_depth, - cdm_cfg->h_cdwn_type, cdm_cfg->v_cdwn_type); - - if (hw_cdm->ops.enable) { - cdm_cfg->pp_id = hw_pp->idx; - ret = hw_cdm->ops.enable(hw_cdm, cdm_cfg); - if (ret < 0) { - DPU_ERROR("[enc:%d] failed to enable CDM; ret:%d\n", - DRMID(phys_enc->parent), ret); - return; - } - } -} - /** * dpu_encoder_phys_wb_atomic_check - verify and fixup given atomic states * @phys_enc: Pointer to physical encoder @@ -399,7 +316,6 @@ static int dpu_encoder_phys_wb_atomic_check( return drm_atomic_helper_check_wb_connector_state(conn_state->connector, conn_state->state); } - /** * _dpu_encoder_phys_wb_update_flush - flush hardware update * @phys_enc: Pointer to physical encoder From patchwork Thu Jan 25 19:38:12 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paloma Arellano X-Patchwork-Id: 766498 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6D4341350EE for ; Thu, 25 Jan 2024 19:39:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal: i=1; 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Signed-off-by: Paloma Arellano --- drivers/gpu/drm/msm/dp/dp_display.c | 42 ++++++++++++++--------------- 1 file changed, 21 insertions(+), 21 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index d37d599aec273..9df2a8b21021e 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -113,7 +113,7 @@ struct dp_display_private { struct dp_event event_list[DP_EVENT_Q_MAX]; spinlock_t event_lock; - bool wide_bus_en; + bool wide_bus_supported; struct dp_audio *audio; }; @@ -122,7 +122,7 @@ struct msm_dp_desc { phys_addr_t io_start; unsigned int id; unsigned int connector_type; - bool wide_bus_en; + bool wide_bus_supported; }; static const struct msm_dp_desc sc7180_dp_descs[] = { @@ -131,8 +131,8 @@ static const struct msm_dp_desc sc7180_dp_descs[] = { }; static const struct msm_dp_desc sc7280_dp_descs[] = { - { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true }, - { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_en = true }, + { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, + { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_supported = true }, {} }; @@ -144,22 +144,22 @@ static const struct msm_dp_desc sc8180x_dp_descs[] = { }; static const struct msm_dp_desc sc8280xp_dp_descs[] = { - { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true }, - { .io_start = 0x0ae98000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true }, - { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true }, - { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true }, - { .io_start = 0x22090000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true }, - { .io_start = 0x22098000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true }, - { .io_start = 0x2209a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true }, - { .io_start = 0x220a0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true }, + { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, + { .io_start = 0x0ae98000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, + { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, + { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, + { .io_start = 0x22090000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, + { .io_start = 0x22098000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, + { .io_start = 0x2209a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, + { .io_start = 0x220a0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, {} }; static const struct msm_dp_desc sc8280xp_edp_descs[] = { - { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_en = true }, - { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_en = true }, - { .io_start = 0x2209a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_en = true }, - { .io_start = 0x220a0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_en = true }, + { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_supported = true }, + { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_supported = true }, + { .io_start = 0x2209a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_supported = true }, + { .io_start = 0x220a0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_supported = true }, {} }; @@ -784,9 +784,9 @@ static int dp_init_sub_modules(struct dp_display_private *dp) goto error_ctrl; } - /* populate wide_bus_en to differernt layers */ - dp->ctrl->wide_bus_en = dp->wide_bus_en; - dp->catalog->wide_bus_en = dp->wide_bus_en; + /* populate wide_bus_supported to different layers */ + dp->ctrl->wide_bus_en = dp->wide_bus_supported; + dp->catalog->wide_bus_en = dp->wide_bus_supported; return rc; @@ -1256,7 +1256,7 @@ static int dp_display_probe(struct platform_device *pdev) dp->name = "drm_dp"; dp->id = desc->id; dp->dp_display.connector_type = desc->connector_type; - dp->wide_bus_en = desc->wide_bus_en; + dp->wide_bus_supported = desc->wide_bus_supported; dp->dp_display.is_edp = (dp->dp_display.connector_type == DRM_MODE_CONNECTOR_eDP); @@ -1402,7 +1402,7 @@ bool msm_dp_wide_bus_available(const struct msm_dp *dp_display) dp = container_of(dp_display, struct dp_display_private, dp_display); - return dp->wide_bus_en; + return dp->wide_bus_supported; } void dp_display_debugfs_init(struct msm_dp *dp_display, struct dentry *root, bool is_edp) From patchwork Thu Jan 25 19:38:13 2024 Content-Type: text/plain; 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Thu, 25 Jan 2024 19:39:00 GMT Received: from hu-parellan-lv.qualcomm.com (10.49.16.6) 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 15.2.1118.40; Thu, 25 Jan 2024 11:38:59 -0800 From: Paloma Arellano To: CC: Paloma Arellano , , , , , , , , , , , Subject: [PATCH 04/17] drm/msm/dp: store mode YUV420 information to be used by rest of DP Date: Thu, 25 Jan 2024 11:38:13 -0800 Message-ID: <20240125193834.7065-5-quic_parellan@quicinc.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240125193834.7065-1-quic_parellan@quicinc.com> References: <20240125193834.7065-1-quic_parellan@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) 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: zRIirZ9oRFhrjtRIgTt79J3EWSwdHQKr X-Proofpoint-ORIG-GUID: zRIirZ9oRFhrjtRIgTt79J3EWSwdHQKr X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_12,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 adultscore=0 mlxlogscore=999 phishscore=0 lowpriorityscore=0 bulkscore=0 spamscore=0 malwarescore=0 mlxscore=0 impostorscore=0 suspectscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401190000 definitions=main-2401250142 Wide bus is not supported when the mode is YUV420 in DP. In preparation for changing the DPU programming to reflect this, the value and assignment location of wide_bus_en for the DP submodules must be changed. Move it from boot time in dp_init_sub_modules() to run time in dp_display_mode_set. Signed-off-by: Paloma Arellano Reviewed-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/dp/dp_display.c | 17 +++++++++++++---- drivers/gpu/drm/msm/dp/dp_panel.h | 1 + 2 files changed, 14 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index 9df2a8b21021e..ddac55f45a722 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -784,10 +784,6 @@ static int dp_init_sub_modules(struct dp_display_private *dp) goto error_ctrl; } - /* populate wide_bus_supported to different layers */ - dp->ctrl->wide_bus_en = dp->wide_bus_supported; - dp->catalog->wide_bus_en = dp->wide_bus_supported; - return rc; error_ctrl: @@ -808,6 +804,7 @@ static int dp_display_set_mode(struct msm_dp *dp_display, drm_mode_copy(&dp->panel->dp_mode.drm_mode, &mode->drm_mode); dp->panel->dp_mode.bpp = mode->bpp; dp->panel->dp_mode.capabilities = mode->capabilities; + dp->panel->dp_mode.out_fmt_is_yuv_420 = mode->out_fmt_is_yuv_420; dp_panel_init_panel_info(dp->panel); return 0; } @@ -1402,6 +1399,9 @@ bool msm_dp_wide_bus_available(const struct msm_dp *dp_display) dp = container_of(dp_display, struct dp_display_private, dp_display); + if (dp->dp_mode.out_fmt_is_yuv_420) + return false; + return dp->wide_bus_supported; } @@ -1615,6 +1615,15 @@ void dp_bridge_mode_set(struct drm_bridge *drm_bridge, dp_display->dp_mode.h_active_low = !!(dp_display->dp_mode.drm_mode.flags & DRM_MODE_FLAG_NHSYNC); + + dp_display->dp_mode.out_fmt_is_yuv_420 = + drm_mode_is_420_only(&dp->connector->display_info, adjusted_mode); + + /* populate wide_bus_support to different layers */ + dp_display->ctrl->wide_bus_en = + dp_display->dp_mode.out_fmt_is_yuv_420 ? false : dp_display->wide_bus_supported; + dp_display->catalog->wide_bus_en = + dp_display->dp_mode.out_fmt_is_yuv_420 ? false : dp_display->wide_bus_supported; } void dp_bridge_hpd_enable(struct drm_bridge *bridge) diff --git a/drivers/gpu/drm/msm/dp/dp_panel.h b/drivers/gpu/drm/msm/dp/dp_panel.h index a0dfc579c5f9f..6ec68be9f2366 100644 --- a/drivers/gpu/drm/msm/dp/dp_panel.h +++ b/drivers/gpu/drm/msm/dp/dp_panel.h @@ -19,6 +19,7 @@ struct dp_display_mode { u32 bpp; u32 h_active_low; u32 v_active_low; + bool out_fmt_is_yuv_420; }; struct dp_panel_in { From patchwork Thu Jan 25 19:38:14 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paloma Arellano X-Patchwork-Id: 766497 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C3E8D1BDD6 for ; Thu, 25 Jan 2024 19:39:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706211549; cv=none; b=NDEH7mSTYAzrqtadMxn4LRzyRtANiw0hUnyH79XcNtt6b5BwvhRkMXRBAza9ZZc5D1Y8iaf8sZcy5+MvAfbeJP7G+4/1edh36gfVIzqYZugTH1AeKxCdLDTAsdcK3KvYBbJABzziDUtdjOHi9AmfXy/UyC8bv95t2/NhDXDSkvU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; 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Thu, 25 Jan 2024 19:39:01 GMT Received: from hu-parellan-lv.qualcomm.com (10.49.16.6) 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 15.2.1118.40; Thu, 25 Jan 2024 11:39:00 -0800 From: Paloma Arellano To: CC: Paloma Arellano , , , , , , , , , , , Subject: [PATCH 05/17] drm/msm/dp: add an API to indicate if sink supports VSC SDP Date: Thu, 25 Jan 2024 11:38:14 -0800 Message-ID: <20240125193834.7065-6-quic_parellan@quicinc.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240125193834.7065-1-quic_parellan@quicinc.com> References: <20240125193834.7065-1-quic_parellan@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) 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: e7B4Frk_C95JMy78htMSqGMK2xPvKssZ X-Proofpoint-ORIG-GUID: e7B4Frk_C95JMy78htMSqGMK2xPvKssZ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_12,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 suspectscore=0 spamscore=0 lowpriorityscore=0 clxscore=1015 phishscore=0 priorityscore=1501 impostorscore=0 adultscore=0 bulkscore=0 malwarescore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401190000 definitions=main-2401250142 YUV420 format is supported only in the VSC SDP packet and not through MSA. Hence add an API which indicates the sink support which can be used by the rest of the DP programming. Signed-off-by: Paloma Arellano --- drivers/gpu/drm/msm/dp/dp_display.c | 3 ++- drivers/gpu/drm/msm/dp/dp_panel.c | 35 +++++++++++++++++++++++++---- drivers/gpu/drm/msm/dp/dp_panel.h | 1 + 3 files changed, 34 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index ddac55f45a722..f6b3b6ca242f8 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -1617,7 +1617,8 @@ void dp_bridge_mode_set(struct drm_bridge *drm_bridge, !!(dp_display->dp_mode.drm_mode.flags & DRM_MODE_FLAG_NHSYNC); dp_display->dp_mode.out_fmt_is_yuv_420 = - drm_mode_is_420_only(&dp->connector->display_info, adjusted_mode); + drm_mode_is_420_only(&dp->connector->display_info, adjusted_mode) && + dp_panel_vsc_sdp_supported(dp_display->panel); /* populate wide_bus_support to different layers */ dp_display->ctrl->wide_bus_en = diff --git a/drivers/gpu/drm/msm/dp/dp_panel.c b/drivers/gpu/drm/msm/dp/dp_panel.c index 127f6af995cd1..af7820b6d35ec 100644 --- a/drivers/gpu/drm/msm/dp/dp_panel.c +++ b/drivers/gpu/drm/msm/dp/dp_panel.c @@ -17,6 +17,9 @@ struct dp_panel_private { struct dp_link *link; struct dp_catalog *catalog; bool panel_on; + bool vsc_supported; + u8 major; + u8 minor; }; static void dp_panel_read_psr_cap(struct dp_panel_private *panel) @@ -43,9 +46,10 @@ static void dp_panel_read_psr_cap(struct dp_panel_private *panel) static int dp_panel_read_dpcd(struct dp_panel *dp_panel) { int rc; + ssize_t rlen; struct dp_panel_private *panel; struct dp_link_info *link_info; - u8 *dpcd, major, minor; + u8 *dpcd, rx_feature; panel = container_of(dp_panel, struct dp_panel_private, dp_panel); dpcd = dp_panel->dpcd; @@ -53,10 +57,19 @@ static int dp_panel_read_dpcd(struct dp_panel *dp_panel) if (rc) return rc; + rlen = drm_dp_dpcd_read(panel->aux, DP_DPRX_FEATURE_ENUMERATION_LIST, &rx_feature, 1); + if (rlen != 1) { + panel->vsc_supported = false; + pr_debug("failed to read DP_DPRX_FEATURE_ENUMERATION_LIST\n"); + } else { + panel->vsc_supported = !!(rx_feature & DP_VSC_SDP_EXT_FOR_COLORIMETRY_SUPPORTED); + pr_debug("vsc=%d\n", panel->vsc_supported); + } + link_info = &dp_panel->link_info; link_info->revision = dpcd[DP_DPCD_REV]; - major = (link_info->revision >> 4) & 0x0f; - minor = link_info->revision & 0x0f; + panel->major = (link_info->revision >> 4) & 0x0f; + panel->minor = link_info->revision & 0x0f; link_info->rate = drm_dp_max_link_rate(dpcd); link_info->num_lanes = drm_dp_max_lane_count(dpcd); @@ -69,7 +82,7 @@ static int dp_panel_read_dpcd(struct dp_panel *dp_panel) if (link_info->rate > dp_panel->max_dp_link_rate) link_info->rate = dp_panel->max_dp_link_rate; - drm_dbg_dp(panel->drm_dev, "version: %d.%d\n", major, minor); + drm_dbg_dp(panel->drm_dev, "version: %d.%d\n", panel->major, panel->minor); drm_dbg_dp(panel->drm_dev, "link_rate=%d\n", link_info->rate); drm_dbg_dp(panel->drm_dev, "lane_count=%d\n", link_info->num_lanes); @@ -280,6 +293,20 @@ void dp_panel_tpg_config(struct dp_panel *dp_panel, bool enable) dp_catalog_panel_tpg_enable(catalog, &panel->dp_panel.dp_mode.drm_mode); } +bool dp_panel_vsc_sdp_supported(struct dp_panel *dp_panel) +{ + struct dp_panel_private *panel; + + if (!dp_panel) { + pr_err("invalid input\n"); + return false; + } + + panel = container_of(dp_panel, struct dp_panel_private, dp_panel); + + return panel->major >= 1 && panel->minor >= 3 && panel->vsc_supported; +} + void dp_panel_dump_regs(struct dp_panel *dp_panel) { struct dp_catalog *catalog; diff --git a/drivers/gpu/drm/msm/dp/dp_panel.h b/drivers/gpu/drm/msm/dp/dp_panel.h index 6ec68be9f2366..590eca5ce304b 100644 --- a/drivers/gpu/drm/msm/dp/dp_panel.h +++ b/drivers/gpu/drm/msm/dp/dp_panel.h @@ -66,6 +66,7 @@ int dp_panel_get_modes(struct dp_panel *dp_panel, struct drm_connector *connector); void dp_panel_handle_sink_request(struct dp_panel *dp_panel); void dp_panel_tpg_config(struct dp_panel *dp_panel, bool enable); +bool dp_panel_vsc_sdp_supported(struct dp_panel *dp_panel); /** * is_link_rate_valid() - validates the link rate From patchwork Thu Jan 25 19:38:15 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paloma Arellano X-Patchwork-Id: 766022 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8057119B for ; 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Thu, 25 Jan 2024 19:39:02 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA05.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 40PJd1CG002461 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 25 Jan 2024 19:39:02 GMT Received: from hu-parellan-lv.qualcomm.com (10.49.16.6) 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 15.2.1118.40; Thu, 25 Jan 2024 11:39:01 -0800 From: Paloma Arellano To: CC: Paloma Arellano , , , , , , , , , , , Subject: [PATCH 06/17] drm/msm/dpu: move widebus logic to its own API Date: Thu, 25 Jan 2024 11:38:15 -0800 Message-ID: <20240125193834.7065-7-quic_parellan@quicinc.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240125193834.7065-1-quic_parellan@quicinc.com> References: <20240125193834.7065-1-quic_parellan@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) 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: Jsp1QOwQUV8ijRQD1dRiuR1HI8Y0KqSp X-Proofpoint-ORIG-GUID: Jsp1QOwQUV8ijRQD1dRiuR1HI8Y0KqSp X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_12,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 suspectscore=0 adultscore=0 spamscore=0 clxscore=1015 mlxlogscore=999 impostorscore=0 lowpriorityscore=0 mlxscore=0 malwarescore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401190000 definitions=main-2401250142 Widebus enablement is decided by the interfaces based on their specific checks and that already happens with DSI/DP specific helpers. Let's invoke these helpers from dpu_encoder_is_widebus_enabled() to make it cleaner overall. Signed-off-by: Paloma Arellano --- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 29 ++++++++++++--------- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h | 4 +++ 2 files changed, 20 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 6cef98f046ea6..b0896814c1562 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -225,9 +225,21 @@ static u32 dither_matrix[DITHER_MATRIX_SZ] = { bool dpu_encoder_is_widebus_enabled(const struct drm_encoder *drm_enc) { - const struct dpu_encoder_virt *dpu_enc = to_dpu_encoder_virt(drm_enc); + const struct dpu_encoder_virt *dpu_enc; + struct msm_drm_private *priv = drm_enc->dev->dev_private; + const struct msm_display_info *disp_info; + int index; + + dpu_enc = to_dpu_encoder_virt(drm_enc); + disp_info = &dpu_enc->disp_info; + index = disp_info->h_tile_instance[0]; - return dpu_enc->wide_bus_en; + if (disp_info->intf_type == INTF_DP) + return msm_dp_wide_bus_available(priv->dp[index]); + else if (disp_info->intf_type == INTF_DSI) + return msm_dsi_wide_bus_enabled(priv->dsi[index]); + + return false; } int dpu_encoder_get_crc_values_cnt(const struct drm_encoder *drm_enc) @@ -1192,26 +1204,17 @@ static void dpu_encoder_virt_atomic_enable(struct drm_encoder *drm_enc, struct dpu_encoder_virt *dpu_enc = NULL; int ret = 0; struct drm_display_mode *cur_mode = NULL; - struct msm_drm_private *priv = drm_enc->dev->dev_private; - struct msm_display_info *disp_info; - int index; dpu_enc = to_dpu_encoder_virt(drm_enc); - disp_info = &dpu_enc->disp_info; - index = disp_info->h_tile_instance[0]; - dpu_enc->dsc = dpu_encoder_get_dsc_config(drm_enc); atomic_set(&dpu_enc->frame_done_timeout_cnt, 0); - if (disp_info->intf_type == INTF_DP) - dpu_enc->wide_bus_en = msm_dp_wide_bus_available(priv->dp[index]); - else if (disp_info->intf_type == INTF_DSI) - dpu_enc->wide_bus_en = msm_dsi_wide_bus_enabled(priv->dsi[index]); - mutex_lock(&dpu_enc->enc_lock); cur_mode = &dpu_enc->base.crtc->state->adjusted_mode; + dpu_enc->wide_bus_en = dpu_encoder_is_widebus_enabled(drm_enc); + trace_dpu_enc_enable(DRMID(drm_enc), cur_mode->hdisplay, cur_mode->vdisplay); diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h index 4c05fd5e9ed18..7b4afa71f1f96 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h @@ -156,6 +156,10 @@ int dpu_encoder_get_linecount(struct drm_encoder *drm_enc); */ int dpu_encoder_get_vsync_count(struct drm_encoder *drm_enc); +/** + * dpu_encoder_is_widebus_enabled - return bool value if widebus is enabled + * @drm_enc: Pointer to previously created drm encoder structure + */ bool dpu_encoder_is_widebus_enabled(const struct drm_encoder *drm_enc); /** From patchwork Thu Jan 25 19:38:16 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paloma Arellano X-Patchwork-Id: 766496 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3C89D130E25 for ; 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Therefore, program the INTF to send 1 ppc. Signed-off-by: Paloma Arellano --- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c index 6bba531d6dc41..bfb93f02fe7c1 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c @@ -168,7 +168,9 @@ static void dpu_hw_intf_setup_timing_engine(struct dpu_hw_intf *ctx, * video timing. 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Thu, 25 Jan 2024 19:39:04 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA03.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 40PJd3ZM023706 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 25 Jan 2024 19:39:03 GMT Received: from hu-parellan-lv.qualcomm.com (10.49.16.6) 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 15.2.1118.40; Thu, 25 Jan 2024 11:39:03 -0800 From: Paloma Arellano To: CC: Paloma Arellano , , , , , , , , , , , Subject: [PATCH 08/17] drm/msm/dp: change YUV420 related programming for DP Date: Thu, 25 Jan 2024 11:38:17 -0800 Message-ID: <20240125193834.7065-9-quic_parellan@quicinc.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240125193834.7065-1-quic_parellan@quicinc.com> References: <20240125193834.7065-1-quic_parellan@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) 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: qPAstPBiDIDo9dMb8SbhDhDT0t1Y7o0W X-Proofpoint-ORIG-GUID: qPAstPBiDIDo9dMb8SbhDhDT0t1Y7o0W X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_12,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 lowpriorityscore=0 spamscore=0 mlxlogscore=999 phishscore=0 mlxscore=0 priorityscore=1501 adultscore=0 malwarescore=0 clxscore=1015 impostorscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401190000 definitions=main-2401250142 Change all relevant DP controller related programming for YUV420 cases. Namely, change the pixel clock math to consider YUV420, program the configuration control to indicate YUV420, as well as modify the MVID programming to consider YUV420. Signed-off-by: Paloma Arellano --- drivers/gpu/drm/msm/dp/dp_catalog.c | 5 ++++- drivers/gpu/drm/msm/dp/dp_catalog.h | 2 +- drivers/gpu/drm/msm/dp/dp_ctrl.c | 12 +++++++++--- drivers/gpu/drm/msm/dp/dp_display.c | 8 +++++++- drivers/gpu/drm/msm/msm_kms.h | 3 +++ 5 files changed, 24 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.c b/drivers/gpu/drm/msm/dp/dp_catalog.c index 5142aeb705a44..5d84c089e520a 100644 --- a/drivers/gpu/drm/msm/dp/dp_catalog.c +++ b/drivers/gpu/drm/msm/dp/dp_catalog.c @@ -442,7 +442,7 @@ void dp_catalog_ctrl_config_misc(struct dp_catalog *dp_catalog, void dp_catalog_ctrl_config_msa(struct dp_catalog *dp_catalog, u32 rate, u32 stream_rate_khz, - bool fixed_nvid) + bool fixed_nvid, bool is_ycbcr_420) { u32 pixel_m, pixel_n; u32 mvid, nvid, pixel_div = 0, dispcc_input_rate; @@ -485,6 +485,9 @@ void dp_catalog_ctrl_config_msa(struct dp_catalog *dp_catalog, nvid = temp; } + if (is_ycbcr_420) + mvid /= 2; + if (link_rate_hbr2 == rate) nvid *= 2; diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.h b/drivers/gpu/drm/msm/dp/dp_catalog.h index 38786e855b51a..6cb5e2a243de2 100644 --- a/drivers/gpu/drm/msm/dp/dp_catalog.h +++ b/drivers/gpu/drm/msm/dp/dp_catalog.h @@ -96,7 +96,7 @@ void dp_catalog_ctrl_mainlink_ctrl(struct dp_catalog *dp_catalog, bool enable); void dp_catalog_ctrl_psr_mainlink_enable(struct dp_catalog *dp_catalog, bool enable); void dp_catalog_ctrl_config_misc(struct dp_catalog *dp_catalog, u32 cc, u32 tb); void dp_catalog_ctrl_config_msa(struct dp_catalog *dp_catalog, u32 rate, - u32 stream_rate_khz, bool fixed_nvid); + u32 stream_rate_khz, bool fixed_nvid, bool is_ycbcr_420); int dp_catalog_ctrl_set_pattern_state_bit(struct dp_catalog *dp_catalog, u32 pattern); u32 dp_catalog_hw_revision(const struct dp_catalog *dp_catalog); void dp_catalog_ctrl_reset(struct dp_catalog *dp_catalog); diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c index 77a8d9366ed7b..209cf2a35642f 100644 --- a/drivers/gpu/drm/msm/dp/dp_ctrl.c +++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c @@ -128,6 +128,9 @@ static void dp_ctrl_config_ctrl(struct dp_ctrl_private *ctrl) /* Default-> LSCLK DIV: 1/4 LCLK */ config |= (2 << DP_CONFIGURATION_CTRL_LSCLK_DIV_SHIFT); + if (ctrl->panel->dp_mode.out_fmt_is_yuv_420) + config |= DP_CONFIGURATION_CTRL_RGB_YUV; /* YUV420 */ + /* Scrambler reset enable */ if (drm_dp_alternate_scrambler_reset_cap(dpcd)) config |= DP_CONFIGURATION_CTRL_ASSR; @@ -957,7 +960,7 @@ static void dp_ctrl_calc_tu_parameters(struct dp_ctrl_private *ctrl, in.hporch = drm_mode->htotal - drm_mode->hdisplay; in.nlanes = ctrl->link->link_params.num_lanes; in.bpp = ctrl->panel->dp_mode.bpp; - in.pixel_enc = 444; + in.pixel_enc = ctrl->panel->dp_mode.out_fmt_is_yuv_420 ? 420 : 444; in.dsc_en = 0; in.async_en = 0; in.fec_en = 0; @@ -1763,6 +1766,8 @@ int dp_ctrl_on_link(struct dp_ctrl *dp_ctrl) ctrl->link->link_params.rate = rate; ctrl->link->link_params.num_lanes = ctrl->panel->link_info.num_lanes; + if (ctrl->panel->dp_mode.out_fmt_is_yuv_420) + pixel_rate >>= 1; } drm_dbg_dp(ctrl->drm_dev, "rate=%d, num_lanes=%d, pixel_rate=%lu\n", @@ -1878,7 +1883,7 @@ int dp_ctrl_on_stream(struct dp_ctrl *dp_ctrl, bool force_link_train) pixel_rate = pixel_rate_orig = ctrl->panel->dp_mode.drm_mode.clock; - if (dp_ctrl->wide_bus_en) + if (dp_ctrl->wide_bus_en || ctrl->panel->dp_mode.out_fmt_is_yuv_420) pixel_rate >>= 1; drm_dbg_dp(ctrl->drm_dev, "rate=%d, num_lanes=%d, pixel_rate=%lu\n", @@ -1917,7 +1922,8 @@ int dp_ctrl_on_stream(struct dp_ctrl *dp_ctrl, bool force_link_train) dp_catalog_ctrl_config_msa(ctrl->catalog, ctrl->link->link_params.rate, - pixel_rate_orig, dp_ctrl_use_fixed_nvid(ctrl)); + pixel_rate_orig, dp_ctrl_use_fixed_nvid(ctrl), + ctrl->panel->dp_mode.out_fmt_is_yuv_420); dp_ctrl_setup_tr_unit(ctrl); diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index f6b3b6ca242f8..6d764f5b08727 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -916,9 +916,10 @@ enum drm_mode_status dp_bridge_mode_valid(struct drm_bridge *bridge, const u32 num_components = 3, default_bpp = 24; struct dp_display_private *dp_display; struct dp_link_info *link_info; - u32 mode_rate_khz = 0, supported_rate_khz = 0, mode_bpp = 0; struct msm_dp *dp; int mode_pclk_khz = mode->clock; + int rate_ratio = RGB_24BPP_TMDS_CHAR_RATE_RATIO; + u32 mode_rate_khz = 0, supported_rate_khz = 0, mode_bpp = 0; dp = to_dp_bridge(bridge)->dp_display; @@ -933,6 +934,11 @@ enum drm_mode_status dp_bridge_mode_valid(struct drm_bridge *bridge, dp_display = container_of(dp, struct dp_display_private, dp_display); link_info = &dp_display->panel->link_info; + if (drm_mode_is_420_only(&dp->connector->display_info, mode)) + rate_ratio = YUV420_24BPP_TMDS_CHAR_RATE_RATIO; + + mode_pclk_khz /= rate_ratio; + mode_bpp = dp->connector->display_info.bpc * num_components; if (!mode_bpp) mode_bpp = default_bpp; diff --git a/drivers/gpu/drm/msm/msm_kms.h b/drivers/gpu/drm/msm/msm_kms.h index 44aa435d68ce2..66e8151951807 100644 --- a/drivers/gpu/drm/msm/msm_kms.h +++ b/drivers/gpu/drm/msm/msm_kms.h @@ -15,6 +15,9 @@ #define MAX_PLANE 4 +#define RGB_24BPP_TMDS_CHAR_RATE_RATIO 1 +#define YUV420_24BPP_TMDS_CHAR_RATE_RATIO 2 + /* As there are different display controller blocks depending on the * snapdragon version, the kms support is split out and the appropriate * implementation is loaded at runtime. 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Thu, 25 Jan 2024 19:39:04 GMT Received: from hu-parellan-lv.qualcomm.com (10.49.16.6) 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 15.2.1118.40; Thu, 25 Jan 2024 11:39:04 -0800 From: Paloma Arellano To: CC: Paloma Arellano , , , , , , , , , , , Subject: [PATCH 09/17] drm/msm/dp: move parity calculation to dp_catalog Date: Thu, 25 Jan 2024 11:38:18 -0800 Message-ID: <20240125193834.7065-10-quic_parellan@quicinc.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240125193834.7065-1-quic_parellan@quicinc.com> References: <20240125193834.7065-1-quic_parellan@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) 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: d235FseX2rHqV2VvKZt-r0VETnoABwDj X-Proofpoint-ORIG-GUID: d235FseX2rHqV2VvKZt-r0VETnoABwDj X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_12,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 priorityscore=1501 lowpriorityscore=0 clxscore=1015 mlxscore=0 adultscore=0 phishscore=0 bulkscore=0 malwarescore=0 mlxlogscore=999 impostorscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401190000 definitions=main-2401250142 Parity calculation is necessary for VSC SDP implementation, therefore move it to dp_catalog so it usable by both SDP programming and dp_audio.c Signed-off-by: Paloma Arellano --- drivers/gpu/drm/msm/dp/dp_audio.c | 100 ++++------------------------ drivers/gpu/drm/msm/dp/dp_catalog.h | 72 ++++++++++++++++++++ 2 files changed, 86 insertions(+), 86 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_audio.c b/drivers/gpu/drm/msm/dp/dp_audio.c index 4a2e479723a85..7aa785018155a 100644 --- a/drivers/gpu/drm/msm/dp/dp_audio.c +++ b/drivers/gpu/drm/msm/dp/dp_audio.c @@ -16,13 +16,6 @@ #include "dp_panel.h" #include "dp_display.h" -#define HEADER_BYTE_2_BIT 0 -#define PARITY_BYTE_2_BIT 8 -#define HEADER_BYTE_1_BIT 16 -#define PARITY_BYTE_1_BIT 24 -#define HEADER_BYTE_3_BIT 16 -#define PARITY_BYTE_3_BIT 24 - struct dp_audio_private { struct platform_device *audio_pdev; struct platform_device *pdev; @@ -36,71 +29,6 @@ struct dp_audio_private { struct dp_audio dp_audio; }; -static u8 dp_audio_get_g0_value(u8 data) -{ - u8 c[4]; - u8 g[4]; - u8 ret_data = 0; - u8 i; - - for (i = 0; i < 4; i++) - c[i] = (data >> i) & 0x01; - - g[0] = c[3]; - g[1] = c[0] ^ c[3]; - g[2] = c[1]; - g[3] = c[2]; - - for (i = 0; i < 4; i++) - ret_data = ((g[i] & 0x01) << i) | ret_data; - - return ret_data; -} - -static u8 dp_audio_get_g1_value(u8 data) -{ - u8 c[4]; - u8 g[4]; - u8 ret_data = 0; - u8 i; - - for (i = 0; i < 4; i++) - c[i] = (data >> i) & 0x01; - - g[0] = c[0] ^ c[3]; - g[1] = c[0] ^ c[1] ^ c[3]; - g[2] = c[1] ^ c[2]; - g[3] = c[2] ^ c[3]; - - for (i = 0; i < 4; i++) - ret_data = ((g[i] & 0x01) << i) | ret_data; - - return ret_data; -} - -static u8 dp_audio_calculate_parity(u32 data) -{ - u8 x0 = 0; - u8 x1 = 0; - u8 ci = 0; - u8 iData = 0; - u8 i = 0; - u8 parity_byte; - u8 num_byte = (data & 0xFF00) > 0 ? 8 : 2; - - for (i = 0; i < num_byte; i++) { - iData = (data >> i*4) & 0xF; - - ci = iData ^ x1; - x1 = x0 ^ dp_audio_get_g1_value(ci); - x0 = dp_audio_get_g0_value(ci); - } - - parity_byte = x1 | (x0 << 4); - - return parity_byte; -} - static u32 dp_audio_get_header(struct dp_catalog *catalog, enum dp_catalog_audio_sdp_type sdp, enum dp_catalog_audio_header_type header) @@ -134,7 +62,7 @@ static void dp_audio_stream_sdp(struct dp_audio_private *audio) DP_AUDIO_SDP_STREAM, DP_AUDIO_SDP_HEADER_1); new_value = 0x02; - parity_byte = dp_audio_calculate_parity(new_value); + parity_byte = dp_catalog_calculate_parity(new_value); value |= ((new_value << HEADER_BYTE_1_BIT) | (parity_byte << PARITY_BYTE_1_BIT)); drm_dbg_dp(audio->drm_dev, @@ -147,7 +75,7 @@ static void dp_audio_stream_sdp(struct dp_audio_private *audio) value = dp_audio_get_header(catalog, DP_AUDIO_SDP_STREAM, DP_AUDIO_SDP_HEADER_2); new_value = value; - parity_byte = dp_audio_calculate_parity(new_value); + parity_byte = dp_catalog_calculate_parity(new_value); value |= ((new_value << HEADER_BYTE_2_BIT) | (parity_byte << PARITY_BYTE_2_BIT)); drm_dbg_dp(audio->drm_dev, @@ -162,7 +90,7 @@ static void dp_audio_stream_sdp(struct dp_audio_private *audio) DP_AUDIO_SDP_STREAM, DP_AUDIO_SDP_HEADER_3); new_value = audio->channels - 1; - parity_byte = dp_audio_calculate_parity(new_value); + parity_byte = dp_catalog_calculate_parity(new_value); value |= ((new_value << HEADER_BYTE_3_BIT) | (parity_byte << PARITY_BYTE_3_BIT)); drm_dbg_dp(audio->drm_dev, @@ -184,7 +112,7 @@ static void dp_audio_timestamp_sdp(struct dp_audio_private *audio) DP_AUDIO_SDP_TIMESTAMP, DP_AUDIO_SDP_HEADER_1); new_value = 0x1; - parity_byte = dp_audio_calculate_parity(new_value); + parity_byte = dp_catalog_calculate_parity(new_value); value |= ((new_value << HEADER_BYTE_1_BIT) | (parity_byte << PARITY_BYTE_1_BIT)); drm_dbg_dp(audio->drm_dev, @@ -198,7 +126,7 @@ static void dp_audio_timestamp_sdp(struct dp_audio_private *audio) DP_AUDIO_SDP_TIMESTAMP, DP_AUDIO_SDP_HEADER_2); new_value = 0x17; - parity_byte = dp_audio_calculate_parity(new_value); + parity_byte = dp_catalog_calculate_parity(new_value); value |= ((new_value << HEADER_BYTE_2_BIT) | (parity_byte << PARITY_BYTE_2_BIT)); drm_dbg_dp(audio->drm_dev, @@ -212,7 +140,7 @@ static void dp_audio_timestamp_sdp(struct dp_audio_private *audio) DP_AUDIO_SDP_TIMESTAMP, DP_AUDIO_SDP_HEADER_3); new_value = (0x0 | (0x11 << 2)); - parity_byte = dp_audio_calculate_parity(new_value); + parity_byte = dp_catalog_calculate_parity(new_value); value |= ((new_value << HEADER_BYTE_3_BIT) | (parity_byte << PARITY_BYTE_3_BIT)); drm_dbg_dp(audio->drm_dev, @@ -233,7 +161,7 @@ static void dp_audio_infoframe_sdp(struct dp_audio_private *audio) DP_AUDIO_SDP_INFOFRAME, DP_AUDIO_SDP_HEADER_1); new_value = 0x84; - parity_byte = dp_audio_calculate_parity(new_value); + parity_byte = dp_catalog_calculate_parity(new_value); value |= ((new_value << HEADER_BYTE_1_BIT) | (parity_byte << PARITY_BYTE_1_BIT)); drm_dbg_dp(audio->drm_dev, @@ -247,7 +175,7 @@ static void dp_audio_infoframe_sdp(struct dp_audio_private *audio) DP_AUDIO_SDP_INFOFRAME, DP_AUDIO_SDP_HEADER_2); new_value = 0x1b; - parity_byte = dp_audio_calculate_parity(new_value); + parity_byte = dp_catalog_calculate_parity(new_value); value |= ((new_value << HEADER_BYTE_2_BIT) | (parity_byte << PARITY_BYTE_2_BIT)); drm_dbg_dp(audio->drm_dev, @@ -261,7 +189,7 @@ static void dp_audio_infoframe_sdp(struct dp_audio_private *audio) DP_AUDIO_SDP_INFOFRAME, DP_AUDIO_SDP_HEADER_3); new_value = (0x0 | (0x11 << 2)); - parity_byte = dp_audio_calculate_parity(new_value); + parity_byte = dp_catalog_calculate_parity(new_value); value |= ((new_value << HEADER_BYTE_3_BIT) | (parity_byte << PARITY_BYTE_3_BIT)); drm_dbg_dp(audio->drm_dev, @@ -282,7 +210,7 @@ static void dp_audio_copy_management_sdp(struct dp_audio_private *audio) DP_AUDIO_SDP_COPYMANAGEMENT, DP_AUDIO_SDP_HEADER_1); new_value = 0x05; - parity_byte = dp_audio_calculate_parity(new_value); + parity_byte = dp_catalog_calculate_parity(new_value); value |= ((new_value << HEADER_BYTE_1_BIT) | (parity_byte << PARITY_BYTE_1_BIT)); drm_dbg_dp(audio->drm_dev, @@ -296,7 +224,7 @@ static void dp_audio_copy_management_sdp(struct dp_audio_private *audio) DP_AUDIO_SDP_COPYMANAGEMENT, DP_AUDIO_SDP_HEADER_2); new_value = 0x0F; - parity_byte = dp_audio_calculate_parity(new_value); + parity_byte = dp_catalog_calculate_parity(new_value); value |= ((new_value << HEADER_BYTE_2_BIT) | (parity_byte << PARITY_BYTE_2_BIT)); drm_dbg_dp(audio->drm_dev, @@ -310,7 +238,7 @@ static void dp_audio_copy_management_sdp(struct dp_audio_private *audio) DP_AUDIO_SDP_COPYMANAGEMENT, DP_AUDIO_SDP_HEADER_3); new_value = 0x0; - parity_byte = dp_audio_calculate_parity(new_value); + parity_byte = dp_catalog_calculate_parity(new_value); value |= ((new_value << HEADER_BYTE_3_BIT) | (parity_byte << PARITY_BYTE_3_BIT)); drm_dbg_dp(audio->drm_dev, @@ -331,7 +259,7 @@ static void dp_audio_isrc_sdp(struct dp_audio_private *audio) DP_AUDIO_SDP_ISRC, DP_AUDIO_SDP_HEADER_1); new_value = 0x06; - parity_byte = dp_audio_calculate_parity(new_value); + parity_byte = dp_catalog_calculate_parity(new_value); value |= ((new_value << HEADER_BYTE_1_BIT) | (parity_byte << PARITY_BYTE_1_BIT)); drm_dbg_dp(audio->drm_dev, @@ -345,7 +273,7 @@ static void dp_audio_isrc_sdp(struct dp_audio_private *audio) DP_AUDIO_SDP_ISRC, DP_AUDIO_SDP_HEADER_2); new_value = 0x0F; - parity_byte = dp_audio_calculate_parity(new_value); + parity_byte = dp_catalog_calculate_parity(new_value); value |= ((new_value << HEADER_BYTE_2_BIT) | (parity_byte << PARITY_BYTE_2_BIT)); drm_dbg_dp(audio->drm_dev, diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.h b/drivers/gpu/drm/msm/dp/dp_catalog.h index 6cb5e2a243de2..563903605b3a7 100644 --- a/drivers/gpu/drm/msm/dp/dp_catalog.h +++ b/drivers/gpu/drm/msm/dp/dp_catalog.h @@ -45,6 +45,13 @@ enum dp_phy_aux_config_type { PHY_AUX_CFG_MAX, }; +#define HEADER_BYTE_2_BIT 0 +#define PARITY_BYTE_2_BIT 8 +#define HEADER_BYTE_1_BIT 16 +#define PARITY_BYTE_1_BIT 24 +#define HEADER_BYTE_3_BIT 16 +#define PARITY_BYTE_3_BIT 24 + enum dp_catalog_audio_sdp_type { DP_AUDIO_SDP_STREAM, DP_AUDIO_SDP_TIMESTAMP, @@ -73,6 +80,71 @@ struct dp_catalog { bool wide_bus_en; }; +static inline u8 dp_catalog_get_g0_value(u8 data) +{ + u8 c[4]; + u8 g[4]; + u8 ret_data = 0; + u8 i; + + for (i = 0; i < 4; i++) + c[i] = (data >> i) & 0x01; + + g[0] = c[3]; + g[1] = c[0] ^ c[3]; + g[2] = c[1]; + g[3] = c[2]; + + for (i = 0; i < 4; i++) + ret_data = ((g[i] & 0x01) << i) | ret_data; + + return ret_data; +} + +static inline u8 dp_catalog_get_g1_value(u8 data) +{ + u8 c[4]; + u8 g[4]; + u8 ret_data = 0; + u8 i; + + for (i = 0; i < 4; i++) + c[i] = (data >> i) & 0x01; + + g[0] = c[0] ^ c[3]; + g[1] = c[0] ^ c[1] ^ c[3]; + g[2] = c[1] ^ c[2]; + g[3] = c[2] ^ c[3]; + + for (i = 0; i < 4; i++) + ret_data = ((g[i] & 0x01) << i) | ret_data; + + return ret_data; +} + +static inline u8 dp_catalog_calculate_parity(u32 data) +{ + u8 x0 = 0; + u8 x1 = 0; + u8 ci = 0; + u8 iData = 0; + u8 i = 0; + u8 parity_byte; + u8 num_byte = (data & 0xFF00) > 0 ? 8 : 2; + + for (i = 0; i < num_byte; i++) { + iData = (data >> i * 4) & 0xF; + + ci = iData ^ x1; + x1 = x0 ^ dp_catalog_get_g1_value(ci); + x0 = dp_catalog_get_g0_value(ci); + } + + parity_byte = x1 | (x0 << 4); + + return parity_byte; +} + /* Debug module */ void dp_catalog_snapshot(struct dp_catalog *dp_catalog, struct msm_disp_state *disp_state); 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Thu, 25 Jan 2024 19:39:05 GMT Received: from hu-parellan-lv.qualcomm.com (10.49.16.6) 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 15.2.1118.40; Thu, 25 Jan 2024 11:39:05 -0800 From: Paloma Arellano To: CC: Paloma Arellano , , , , , , , , , , , Subject: [PATCH 10/17] drm/msm/dp: modify dp_catalog_hw_revision to show major and minor val Date: Thu, 25 Jan 2024 11:38:19 -0800 Message-ID: <20240125193834.7065-11-quic_parellan@quicinc.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240125193834.7065-1-quic_parellan@quicinc.com> References: <20240125193834.7065-1-quic_parellan@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) 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: MJnTmwjn3QmfEXZsqzmkymNDijP5TuPZ X-Proofpoint-ORIG-GUID: MJnTmwjn3QmfEXZsqzmkymNDijP5TuPZ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_12,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 suspectscore=0 adultscore=0 spamscore=0 clxscore=1015 mlxlogscore=999 impostorscore=0 lowpriorityscore=0 mlxscore=0 malwarescore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401190000 definitions=main-2401250142 Modify dp_catalog_hw_revision to make the major and minor version values known instead of outputting the entire hex value of the hardware version register in preparation of using it for VSC SDP programming. Signed-off-by: Paloma Arellano --- drivers/gpu/drm/msm/dp/dp_catalog.c | 12 +++++++++--- drivers/gpu/drm/msm/dp/dp_catalog.h | 2 +- 2 files changed, 10 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.c b/drivers/gpu/drm/msm/dp/dp_catalog.c index 5d84c089e520a..c025786170ba5 100644 --- a/drivers/gpu/drm/msm/dp/dp_catalog.c +++ b/drivers/gpu/drm/msm/dp/dp_catalog.c @@ -24,6 +24,9 @@ #define DP_INTERRUPT_STATUS_ACK_SHIFT 1 #define DP_INTERRUPT_STATUS_MASK_SHIFT 2 +#define DP_HW_VERSION_MAJOR(reg) FIELD_GET(GENMASK(31, 28), reg) +#define DP_HW_VERSION_MINOR(reg) FIELD_GET(GENMASK(27, 16), reg) + #define DP_INTF_CONFIG_DATABUS_WIDEN BIT(4) #define DP_INTERRUPT_STATUS1 \ @@ -531,15 +534,18 @@ int dp_catalog_ctrl_set_pattern_state_bit(struct dp_catalog *dp_catalog, * * @dp_catalog: DP catalog structure * - * Return: DP controller hw revision + * Return: void * */ -u32 dp_catalog_hw_revision(const struct dp_catalog *dp_catalog) +void dp_catalog_hw_revision(const struct dp_catalog *dp_catalog, u16 *major, u16 *minor) { const struct dp_catalog_private *catalog = container_of(dp_catalog, struct dp_catalog_private, dp_catalog); + u32 reg_dp_hw_version; - return dp_read_ahb(catalog, REG_DP_HW_VERSION); + reg_dp_hw_version = dp_read_ahb(catalog, REG_DP_HW_VERSION); + *major = DP_HW_VERSION_MAJOR(reg_dp_hw_version); + *minor = DP_HW_VERSION_MINOR(reg_dp_hw_version); } /** diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.h b/drivers/gpu/drm/msm/dp/dp_catalog.h index 563903605b3a7..94c377ef90c35 100644 --- a/drivers/gpu/drm/msm/dp/dp_catalog.h +++ b/drivers/gpu/drm/msm/dp/dp_catalog.h @@ -170,7 +170,7 @@ void dp_catalog_ctrl_config_misc(struct dp_catalog *dp_catalog, u32 cc, u32 tb); void dp_catalog_ctrl_config_msa(struct dp_catalog *dp_catalog, u32 rate, u32 stream_rate_khz, bool fixed_nvid, bool is_ycbcr_420); int dp_catalog_ctrl_set_pattern_state_bit(struct dp_catalog *dp_catalog, u32 pattern); -u32 dp_catalog_hw_revision(const struct dp_catalog *dp_catalog); +void dp_catalog_hw_revision(const struct dp_catalog *dp_catalog, u16 *major, u16 *minor); void dp_catalog_ctrl_reset(struct dp_catalog *dp_catalog); bool dp_catalog_ctrl_mainlink_ready(struct dp_catalog *dp_catalog); 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Thu, 25 Jan 2024 19:39:07 GMT Received: from hu-parellan-lv.qualcomm.com (10.49.16.6) 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 15.2.1118.40; Thu, 25 Jan 2024 11:39:06 -0800 From: Paloma Arellano To: CC: Paloma Arellano , , , , , , , , , , , Subject: [PATCH 11/17] drm/msm/dp: add VSC SDP support for YUV420 over DP Date: Thu, 25 Jan 2024 11:38:20 -0800 Message-ID: <20240125193834.7065-12-quic_parellan@quicinc.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240125193834.7065-1-quic_parellan@quicinc.com> References: <20240125193834.7065-1-quic_parellan@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) 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: xB1QBJ21Cx73MwFa8-CFZ3bczhSqz27F X-Proofpoint-ORIG-GUID: xB1QBJ21Cx73MwFa8-CFZ3bczhSqz27F X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_12,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 suspectscore=0 spamscore=0 lowpriorityscore=0 clxscore=1015 phishscore=0 priorityscore=1501 impostorscore=0 adultscore=0 bulkscore=0 malwarescore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401190000 definitions=main-2401250142 Add support to pack and send the VSC SDP packet for DP. This therefore allows the transmision of format information to the sinks which is needed for YUV420 support over DP. Signed-off-by: Paloma Arellano --- drivers/gpu/drm/msm/dp/dp_catalog.c | 147 ++++++++++++++++++++++++++++ drivers/gpu/drm/msm/dp/dp_catalog.h | 4 + drivers/gpu/drm/msm/dp/dp_ctrl.c | 4 + drivers/gpu/drm/msm/dp/dp_panel.c | 47 +++++++++ drivers/gpu/drm/msm/dp/dp_reg.h | 3 + 5 files changed, 205 insertions(+) diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.c b/drivers/gpu/drm/msm/dp/dp_catalog.c index c025786170ba5..7e4c68be23e56 100644 --- a/drivers/gpu/drm/msm/dp/dp_catalog.c +++ b/drivers/gpu/drm/msm/dp/dp_catalog.c @@ -29,6 +29,9 @@ #define DP_INTF_CONFIG_DATABUS_WIDEN BIT(4) +#define DP_GENERIC0_6_YUV_8_BPC BIT(0) +#define DP_GENERIC0_6_YUV_10_BPC BIT(1) + #define DP_INTERRUPT_STATUS1 \ (DP_INTR_AUX_XFER_DONE| \ DP_INTR_WRONG_ADDR | DP_INTR_TIMEOUT | \ @@ -907,6 +910,150 @@ int dp_catalog_panel_timing_cfg(struct dp_catalog *dp_catalog) return 0; } +static void dp_catalog_panel_setup_vsc_sdp(struct dp_catalog *dp_catalog) +{ + struct dp_catalog_private *catalog; + u32 header, parity, data; + u8 bpc, off = 0; + u8 buf[SZ_128]; + + if (!dp_catalog) { + pr_err("invalid input\n"); + return; + } + + catalog = container_of(dp_catalog, struct dp_catalog_private, dp_catalog); + + /* HEADER BYTE 1 */ + header = dp_catalog->sdp.sdp_header.HB1; + parity = dp_catalog_calculate_parity(header); + data = ((header << HEADER_BYTE_1_BIT) | (parity << PARITY_BYTE_1_BIT)); + dp_write_link(catalog, MMSS_DP_GENERIC0_0, data); + memcpy(buf + off, &data, sizeof(data)); + off += sizeof(data); + + /* HEADER BYTE 2 */ + header = dp_catalog->sdp.sdp_header.HB2; + parity = dp_catalog_calculate_parity(header); + data = ((header << HEADER_BYTE_2_BIT) | (parity << PARITY_BYTE_2_BIT)); + dp_write_link(catalog, MMSS_DP_GENERIC0_1, data); + + /* HEADER BYTE 3 */ + header = dp_catalog->sdp.sdp_header.HB3; + parity = dp_catalog_calculate_parity(header); + data = ((header << HEADER_BYTE_3_BIT) | (parity << PARITY_BYTE_3_BIT)); + data |= dp_read_link(catalog, MMSS_DP_GENERIC0_1); + dp_write_link(catalog, MMSS_DP_GENERIC0_1, data); + memcpy(buf + off, &data, sizeof(data)); + off += sizeof(data); + + data = 0; + dp_write_link(catalog, MMSS_DP_GENERIC0_2, data); + memcpy(buf + off, &data, sizeof(data)); + off += sizeof(data); + + dp_write_link(catalog, MMSS_DP_GENERIC0_3, data); + memcpy(buf + off, &data, sizeof(data)); + off += sizeof(data); + + dp_write_link(catalog, MMSS_DP_GENERIC0_4, data); + memcpy(buf + off, &data, sizeof(data)); + off += sizeof(data); + + dp_write_link(catalog, MMSS_DP_GENERIC0_5, data); + memcpy(buf + off, &data, sizeof(data)); + off += sizeof(data); + + switch (dp_catalog->vsc_sdp_data.bpc) { + case 10: + bpc = DP_GENERIC0_6_YUV_10_BPC; + break; + case 8: + default: + bpc = DP_GENERIC0_6_YUV_8_BPC; + break; + } + + /* VSC SDP payload as per table 2-117 of DP 1.4 specification */ + data = (dp_catalog->vsc_sdp_data.colorimetry & 0xF) | + ((dp_catalog->vsc_sdp_data.pixelformat & 0xF) << 4) | + (bpc << 8) | + ((dp_catalog->vsc_sdp_data.dynamic_range & 0x1) << 15) | + ((dp_catalog->vsc_sdp_data.content_type & 0x7) << 16); + + dp_write_link(catalog, MMSS_DP_GENERIC0_6, data); + memcpy(buf + off, &data, sizeof(data)); + off += sizeof(data); + + data = 0; + dp_write_link(catalog, MMSS_DP_GENERIC0_7, data); + memcpy(buf + off, &data, sizeof(data)); + off += sizeof(data); + + dp_write_link(catalog, MMSS_DP_GENERIC0_8, data); + memcpy(buf + off, &data, sizeof(data)); + off += sizeof(data); + + dp_write_link(catalog, MMSS_DP_GENERIC0_9, data); + memcpy(buf + off, &data, sizeof(data)); + off += sizeof(data); + + print_hex_dump(KERN_DEBUG, "[drm-dp] VSC: ", DUMP_PREFIX_NONE, 16, 4, buf, off, false); +} + +void dp_catalog_panel_config_vsc_sdp(struct dp_catalog *dp_catalog, bool en) +{ + struct dp_catalog_private *catalog; + u32 cfg, cfg2, misc; + u16 major = 0, minor = 0; + + if (!dp_catalog) { + pr_err("invalid input\n"); + return; + } + + catalog = container_of(dp_catalog, struct dp_catalog_private, dp_catalog); + + cfg = dp_read_link(catalog, MMSS_DP_SDP_CFG); + cfg2 = dp_read_link(catalog, MMSS_DP_SDP_CFG2); + misc = dp_read_link(catalog, REG_DP_MISC1_MISC0); + + if (en) { + cfg |= GEN0_SDP_EN; + dp_write_link(catalog, MMSS_DP_SDP_CFG, cfg); + + cfg2 |= GENERIC0_SDPSIZE; + dp_write_link(catalog, MMSS_DP_SDP_CFG2, cfg2); + + dp_catalog_panel_setup_vsc_sdp(dp_catalog); + + /* indicates presence of VSC (BIT(6) of MISC1) */ + misc |= DP_MISC1_VSC_SDP; + + drm_dbg_dp(catalog->drm_dev, "vsc sdp enable=%d\n", en); + } else { + cfg &= ~GEN0_SDP_EN; + dp_write_link(catalog, MMSS_DP_SDP_CFG, cfg); + + cfg2 &= ~GENERIC0_SDPSIZE; + dp_write_link(catalog, MMSS_DP_SDP_CFG2, cfg2); + + /* switch back to MSA */ + misc &= ~DP_MISC1_VSC_SDP; + + drm_dbg_dp(catalog->drm_dev, "vsc sdp enable=%d\n", en); + } + + pr_debug("misc settings = 0x%x\n", misc); + dp_write_link(catalog, REG_DP_MISC1_MISC0, misc); + + dp_catalog_hw_revision(dp_catalog, &major, &minor); + if (major == 1 && minor < 2) { + dp_write_link(catalog, MMSS_DP_SDP_CFG3, 0x01); + dp_write_link(catalog, MMSS_DP_SDP_CFG3, 0x00); + } +} + void dp_catalog_panel_tpg_enable(struct dp_catalog *dp_catalog, struct drm_display_mode *drm_mode) { diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.h b/drivers/gpu/drm/msm/dp/dp_catalog.h index 94c377ef90c35..6b757249c0698 100644 --- a/drivers/gpu/drm/msm/dp/dp_catalog.h +++ b/drivers/gpu/drm/msm/dp/dp_catalog.h @@ -7,6 +7,7 @@ #define _DP_CATALOG_H_ #include +#include #include "dp_parser.h" #include "disp/msm_disp_snapshot.h" @@ -76,6 +77,8 @@ struct dp_catalog { u32 dp_active; enum dp_catalog_audio_sdp_type sdp_type; enum dp_catalog_audio_header_type sdp_header; + struct dp_sdp sdp; + struct drm_dp_vsc_sdp vsc_sdp_data; u32 audio_data; bool wide_bus_en; }; @@ -196,6 +199,7 @@ u32 dp_catalog_ctrl_read_phy_pattern(struct dp_catalog *dp_catalog); /* DP Panel APIs */ int dp_catalog_panel_timing_cfg(struct dp_catalog *dp_catalog); +void dp_catalog_panel_config_vsc_sdp(struct dp_catalog *dp_catalog, bool en); void dp_catalog_dump_regs(struct dp_catalog *dp_catalog); void dp_catalog_panel_tpg_enable(struct dp_catalog *dp_catalog, struct drm_display_mode *drm_mode); diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c index 209cf2a35642f..ddd92a63d5a67 100644 --- a/drivers/gpu/drm/msm/dp/dp_ctrl.c +++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c @@ -1952,6 +1952,8 @@ int dp_ctrl_off_link_stream(struct dp_ctrl *dp_ctrl) dp_io = &ctrl->parser->io; phy = dp_io->phy; + dp_catalog_panel_config_vsc_sdp(ctrl->catalog, false); + /* set dongle to D3 (power off) mode */ dp_link_psm_config(ctrl->link, &ctrl->panel->link_info, true); @@ -2026,6 +2028,8 @@ int dp_ctrl_off(struct dp_ctrl *dp_ctrl) dp_io = &ctrl->parser->io; phy = dp_io->phy; + dp_catalog_panel_config_vsc_sdp(ctrl->catalog, false); + dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, false); dp_catalog_ctrl_reset(ctrl->catalog); diff --git a/drivers/gpu/drm/msm/dp/dp_panel.c b/drivers/gpu/drm/msm/dp/dp_panel.c index af7820b6d35ec..d6af9898b00d8 100644 --- a/drivers/gpu/drm/msm/dp/dp_panel.c +++ b/drivers/gpu/drm/msm/dp/dp_panel.c @@ -307,6 +307,49 @@ bool dp_panel_vsc_sdp_supported(struct dp_panel *dp_panel) return panel->major >= 1 && panel->minor >= 3 && panel->vsc_supported; } +static int dp_panel_setup_vsc_sdp(struct dp_panel *dp_panel) +{ + struct dp_catalog *catalog; + struct dp_panel_private *panel; + struct dp_display_mode *dp_mode; + int rc = 0; + + if (!dp_panel) { + pr_err("invalid input\n"); + rc = -EINVAL; + return rc; + } + + panel = container_of(dp_panel, struct dp_panel_private, dp_panel); + catalog = panel->catalog; + dp_mode = &dp_panel->dp_mode; + + memset(&catalog->sdp, 0, sizeof(catalog->sdp)); + memset(&catalog->vsc_sdp_data, 0, sizeof(catalog->vsc_sdp_data)); + + /* VSC SDP header as per table 2-118 of DP 1.4 specification */ + catalog->sdp.sdp_header.HB0 = 0x00; + catalog->sdp.sdp_header.HB1 = 0x07; + catalog->sdp.sdp_header.HB2 = 0x05; + catalog->sdp.sdp_header.HB3 = 0x13; + + /* VSC SDP Payload for DB16 */ + catalog->vsc_sdp_data.pixelformat = DP_PIXELFORMAT_YUV420; + catalog->vsc_sdp_data.colorimetry = DP_COLORIMETRY_DEFAULT; + + /* VSC SDP Payload for DB17 */ + catalog->vsc_sdp_data.dynamic_range = DP_DYNAMIC_RANGE_CTA; + + /* VSC SDP Payload for DB18 */ + catalog->vsc_sdp_data.content_type = DP_CONTENT_TYPE_GRAPHICS; + + catalog->vsc_sdp_data.bpc = dp_mode->bpp / 3; + + dp_catalog_panel_config_vsc_sdp(catalog, true); + + return rc; +} + void dp_panel_dump_regs(struct dp_panel *dp_panel) { struct dp_catalog *catalog; @@ -370,6 +413,10 @@ int dp_panel_timing_cfg(struct dp_panel *dp_panel) catalog->dp_active = data; dp_catalog_panel_timing_cfg(catalog); + + if (dp_panel->dp_mode.out_fmt_is_yuv_420) + dp_panel_setup_vsc_sdp(dp_panel); + panel->panel_on = true; return 0; diff --git a/drivers/gpu/drm/msm/dp/dp_reg.h b/drivers/gpu/drm/msm/dp/dp_reg.h index ea85a691e72b5..756ddf85b1e81 100644 --- a/drivers/gpu/drm/msm/dp/dp_reg.h +++ b/drivers/gpu/drm/msm/dp/dp_reg.h @@ -142,6 +142,7 @@ #define DP_MISC0_SYNCHRONOUS_CLK (0x00000001) #define DP_MISC0_COLORIMETRY_CFG_SHIFT (0x00000001) #define DP_MISC0_TEST_BITS_DEPTH_SHIFT (0x00000005) +#define DP_MISC1_VSC_SDP (0x00004000) #define REG_DP_VALID_BOUNDARY (0x00000030) #define REG_DP_VALID_BOUNDARY_2 (0x00000034) @@ -201,9 +202,11 @@ #define MMSS_DP_AUDIO_CTRL_RESET (0x00000214) #define MMSS_DP_SDP_CFG (0x00000228) +#define GEN0_SDP_EN (0x00020000) #define MMSS_DP_SDP_CFG2 (0x0000022C) #define MMSS_DP_AUDIO_TIMESTAMP_0 (0x00000230) #define MMSS_DP_AUDIO_TIMESTAMP_1 (0x00000234) +#define GENERIC0_SDPSIZE (0x00010000) #define MMSS_DP_AUDIO_STREAM_0 (0x00000240) #define MMSS_DP_AUDIO_STREAM_1 (0x00000244) From patchwork Thu Jan 25 19:38:21 2024 Content-Type: text/plain; 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Signed-off-by: Kuogee Hsieh Signed-off-by: Paloma Arellano --- .../drm/msm/disp/dpu1/dpu_encoder_phys_vid.c | 3 +++ drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c | 17 +++++++++++++++++ drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.h | 10 ++++++++++ 3 files changed, 30 insertions(+) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c index d0f56c5c4cce9..e284bf448bdda 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c @@ -437,6 +437,9 @@ static void dpu_encoder_phys_vid_enable(struct dpu_encoder_phys *phys_enc) if (ctl->ops.update_pending_flush_merge_3d && phys_enc->hw_pp->merge_3d) ctl->ops.update_pending_flush_merge_3d(ctl, phys_enc->hw_pp->merge_3d->idx); + if (ctl->ops.update_pending_flush_periph && phys_enc->hw_intf->cap->type == INTF_DP) + ctl->ops.update_pending_flush_periph(ctl, phys_enc->hw_intf->idx); + skip_flush: DPU_DEBUG_VIDENC(phys_enc, "update pending flush ctl %d intf %d\n", 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 e76565c3e6a43..bf45afeb616d3 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c @@ -39,6 +39,7 @@ #define CTL_WB_FLUSH 0x108 #define CTL_INTF_FLUSH 0x110 #define CTL_CDM_FLUSH 0x114 +#define CTL_PERIPH_FLUSH 0x128 #define CTL_INTF_MASTER 0x134 #define CTL_DSPP_n_FLUSH(n) ((0x13C) + ((n) * 4)) @@ -49,6 +50,7 @@ #define MERGE_3D_IDX 23 #define DSC_IDX 22 #define CDM_IDX 26 +#define PERIPH_IDX 30 #define INTF_IDX 31 #define WB_IDX 16 #define DSPP_IDX 29 /* From DPU hw rev 7.x.x */ @@ -151,6 +153,10 @@ static inline void dpu_hw_ctl_trigger_flush_v1(struct dpu_hw_ctl *ctx) ctx->pending_dspp_flush_mask[dspp - DSPP_0]); } + if (ctx->pending_flush_mask & BIT(PERIPH_IDX)) + DPU_REG_WRITE(&ctx->hw, CTL_PERIPH_FLUSH, + ctx->pending_periph_flush_mask); + if (ctx->pending_flush_mask & BIT(DSC_IDX)) DPU_REG_WRITE(&ctx->hw, CTL_DSC_FLUSH, ctx->pending_dsc_flush_mask); @@ -311,6 +317,13 @@ static void dpu_hw_ctl_update_pending_flush_intf_v1(struct dpu_hw_ctl *ctx, ctx->pending_flush_mask |= BIT(INTF_IDX); } +static void dpu_hw_ctl_update_pending_flush_periph(struct dpu_hw_ctl *ctx, + enum dpu_intf intf) +{ + ctx->pending_periph_flush_mask |= BIT(intf - INTF_0); + ctx->pending_flush_mask |= BIT(PERIPH_IDX); +} + static void dpu_hw_ctl_update_pending_flush_merge_3d_v1(struct dpu_hw_ctl *ctx, enum dpu_merge_3d merge_3d) { @@ -680,6 +693,10 @@ static void _setup_ctl_ops(struct dpu_hw_ctl_ops *ops, ops->reset_intf_cfg = dpu_hw_ctl_reset_intf_cfg_v1; ops->update_pending_flush_intf = dpu_hw_ctl_update_pending_flush_intf_v1; + + ops->update_pending_flush_periph = + dpu_hw_ctl_update_pending_flush_periph; + ops->update_pending_flush_merge_3d = dpu_hw_ctl_update_pending_flush_merge_3d_v1; ops->update_pending_flush_wb = dpu_hw_ctl_update_pending_flush_wb_v1; 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 ff85b5ee0acf8..5d86c560b6d3f 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.h @@ -122,6 +122,15 @@ struct dpu_hw_ctl_ops { void (*update_pending_flush_intf)(struct dpu_hw_ctl *ctx, enum dpu_intf blk); + /** + * OR in the given flushbits to the cached pending_(periph_)flush_mask + * No effect on hardware + * @ctx : ctl path ctx pointer + * @blk : interface block index + */ + void (*update_pending_flush_periph)(struct dpu_hw_ctl *ctx, + enum dpu_intf blk); + /** * OR in the given flushbits to the cached pending_(merge_3d_)flush_mask * No effect on hardware @@ -264,6 +273,7 @@ struct dpu_hw_ctl { u32 pending_flush_mask; u32 pending_intf_flush_mask; u32 pending_wb_flush_mask; + u32 pending_periph_flush_mask; u32 pending_merge_3d_flush_mask; u32 pending_dspp_flush_mask[DSPP_MAX - DSPP_0]; 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Thu, 25 Jan 2024 19:39:09 GMT Received: from hu-parellan-lv.qualcomm.com (10.49.16.6) 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 15.2.1118.40; Thu, 25 Jan 2024 11:39:08 -0800 From: Paloma Arellano To: CC: Paloma Arellano , , , , , , , , , , , Subject: [PATCH 13/17] drm/msm/dp: enable SDP and SDE periph flush update Date: Thu, 25 Jan 2024 11:38:22 -0800 Message-ID: <20240125193834.7065-14-quic_parellan@quicinc.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240125193834.7065-1-quic_parellan@quicinc.com> References: <20240125193834.7065-1-quic_parellan@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) 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: g8RbvmiLWgSjCdqpGFxboDLp8nHJUlnr X-Proofpoint-ORIG-GUID: g8RbvmiLWgSjCdqpGFxboDLp8nHJUlnr X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_12,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 suspectscore=0 phishscore=0 malwarescore=0 mlxlogscore=529 clxscore=1015 bulkscore=0 lowpriorityscore=0 impostorscore=0 spamscore=0 adultscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401190000 definitions=main-2401250142 DP controller can be setup to operate in either SDP update flush mode or peripheral flush mode based on the DP controller hardware version. Starting in DP v1.2, the hardware documents require the use of peripheral flush mode for SDP packets such as PPS OR VSC SDP packets. In-line with this guidance, lets program the DP controller to use peripheral flush mode starting DP v1.2 Signed-off-by: Paloma Arellano --- drivers/gpu/drm/msm/dp/dp_catalog.c | 18 ++++++++++++++++++ drivers/gpu/drm/msm/dp/dp_catalog.h | 1 + drivers/gpu/drm/msm/dp/dp_ctrl.c | 1 + drivers/gpu/drm/msm/dp/dp_reg.h | 2 ++ 4 files changed, 22 insertions(+) diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.c b/drivers/gpu/drm/msm/dp/dp_catalog.c index 7e4c68be23e56..b43083b9c2df6 100644 --- a/drivers/gpu/drm/msm/dp/dp_catalog.c +++ b/drivers/gpu/drm/msm/dp/dp_catalog.c @@ -446,6 +446,24 @@ void dp_catalog_ctrl_config_misc(struct dp_catalog *dp_catalog, dp_write_link(catalog, REG_DP_MISC1_MISC0, misc_val); } +void dp_catalog_setup_peripheral_flush(struct dp_catalog *dp_catalog) +{ + u32 mainlink_ctrl; + u16 major = 0, minor = 0; + struct dp_catalog_private *catalog = container_of(dp_catalog, + struct dp_catalog_private, dp_catalog); + + mainlink_ctrl = dp_read_link(catalog, REG_DP_MAINLINK_CTRL); + + dp_catalog_hw_revision(dp_catalog, &major, &minor); + if (major >= 1 && minor >= 2) + mainlink_ctrl |= DP_MAINLINK_FLUSH_MODE_SDE_PERIPH_UPDATE; + else + mainlink_ctrl |= DP_MAINLINK_FLUSH_MODE_UPDATE_SDP; + + dp_write_link(catalog, REG_DP_MAINLINK_CTRL, mainlink_ctrl); +} + void dp_catalog_ctrl_config_msa(struct dp_catalog *dp_catalog, u32 rate, u32 stream_rate_khz, bool fixed_nvid, bool is_ycbcr_420) diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.h b/drivers/gpu/drm/msm/dp/dp_catalog.h index 6b757249c0698..1d57988aa6689 100644 --- a/drivers/gpu/drm/msm/dp/dp_catalog.h +++ b/drivers/gpu/drm/msm/dp/dp_catalog.h @@ -169,6 +169,7 @@ void dp_catalog_ctrl_config_ctrl(struct dp_catalog *dp_catalog, u32 config); void dp_catalog_ctrl_lane_mapping(struct dp_catalog *dp_catalog); void dp_catalog_ctrl_mainlink_ctrl(struct dp_catalog *dp_catalog, bool enable); void dp_catalog_ctrl_psr_mainlink_enable(struct dp_catalog *dp_catalog, bool enable); +void dp_catalog_setup_peripheral_flush(struct dp_catalog *dp_catalog); void dp_catalog_ctrl_config_misc(struct dp_catalog *dp_catalog, u32 cc, u32 tb); void dp_catalog_ctrl_config_msa(struct dp_catalog *dp_catalog, u32 rate, u32 stream_rate_khz, bool fixed_nvid, bool is_ycbcr_420); diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c index ddd92a63d5a67..c375b36f53ce1 100644 --- a/drivers/gpu/drm/msm/dp/dp_ctrl.c +++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c @@ -170,6 +170,7 @@ static void dp_ctrl_configure_source_params(struct dp_ctrl_private *ctrl) dp_catalog_ctrl_lane_mapping(ctrl->catalog); dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, true); + dp_catalog_setup_peripheral_flush(ctrl->catalog); dp_ctrl_config_ctrl(ctrl); diff --git a/drivers/gpu/drm/msm/dp/dp_reg.h b/drivers/gpu/drm/msm/dp/dp_reg.h index 756ddf85b1e81..05a1009d2f678 100644 --- a/drivers/gpu/drm/msm/dp/dp_reg.h +++ b/drivers/gpu/drm/msm/dp/dp_reg.h @@ -102,6 +102,8 @@ #define DP_MAINLINK_CTRL_ENABLE (0x00000001) #define DP_MAINLINK_CTRL_RESET (0x00000002) #define DP_MAINLINK_CTRL_SW_BYPASS_SCRAMBLER (0x00000010) +#define DP_MAINLINK_FLUSH_MODE_UPDATE_SDP (0x00800000) +#define DP_MAINLINK_FLUSH_MODE_SDE_PERIPH_UPDATE (0x01800000) #define DP_MAINLINK_FB_BOUNDARY_SEL (0x02000000) #define REG_DP_STATE_CTRL (0x00000004) From patchwork Thu Jan 25 19:38:23 2024 Content-Type: text/plain; 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Thu, 25 Jan 2024 19:39:09 GMT Received: from hu-parellan-lv.qualcomm.com (10.49.16.6) 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 15.2.1118.40; Thu, 25 Jan 2024 11:39:09 -0800 From: Paloma Arellano To: CC: Paloma Arellano , , , , , , , , , , , Subject: [PATCH 14/17] drm/msm/dpu: modify encoder programming for CDM over DP Date: Thu, 25 Jan 2024 11:38:23 -0800 Message-ID: <20240125193834.7065-15-quic_parellan@quicinc.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240125193834.7065-1-quic_parellan@quicinc.com> References: <20240125193834.7065-1-quic_parellan@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) 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: WNXPQx7b1nSWlET-fEth2q95tTLkgPDy X-Proofpoint-ORIG-GUID: WNXPQx7b1nSWlET-fEth2q95tTLkgPDy X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_12,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 lowpriorityscore=0 spamscore=0 mlxlogscore=924 phishscore=0 mlxscore=0 priorityscore=1501 adultscore=0 malwarescore=0 clxscore=1015 impostorscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401190000 definitions=main-2401250142 Adjust the encoder format programming in the case of video mode for DP to accommodate CDM related changes. Signed-off-by: Paloma Arellano --- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 16 +++++++++ drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h | 8 +++++ .../drm/msm/disp/dpu1/dpu_encoder_phys_vid.c | 35 ++++++++++++++++--- drivers/gpu/drm/msm/dp/dp_display.c | 12 +++++++ drivers/gpu/drm/msm/msm_drv.h | 9 ++++- 5 files changed, 75 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index b0896814c1562..99ec53446ad21 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -222,6 +222,22 @@ static u32 dither_matrix[DITHER_MATRIX_SZ] = { 15, 7, 13, 5, 3, 11, 1, 9, 12, 4, 14, 6, 0, 8, 2, 10 }; +u32 dpu_encoder_get_drm_fmt(const struct drm_encoder *drm_enc, const struct drm_display_mode *mode) +{ + const struct dpu_encoder_virt *dpu_enc; + const struct msm_display_info *disp_info; + struct msm_drm_private *priv; + + dpu_enc = to_dpu_encoder_virt(drm_enc); + disp_info = &dpu_enc->disp_info; + priv = drm_enc->dev->dev_private; + + if (disp_info->intf_type == INTF_DP && + msm_dp_is_yuv_420_enabled(priv->dp[disp_info->h_tile_instance[0]], mode)) + return DRM_FORMAT_YUV420; + + return DRM_FORMAT_RGB888; +} bool dpu_encoder_is_widebus_enabled(const struct drm_encoder *drm_enc) { diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h index 7b4afa71f1f96..62255d0aa4487 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h @@ -162,6 +162,14 @@ int dpu_encoder_get_vsync_count(struct drm_encoder *drm_enc); */ bool dpu_encoder_is_widebus_enabled(const struct drm_encoder *drm_enc); +/** + * dpu_encoder_get_drm_fmt - return DRM fourcc format + * @drm_enc: Pointer to previously created drm encoder structure + * @mode: Corresponding drm_display_mode for dpu encoder + */ +u32 dpu_encoder_get_drm_fmt(const struct drm_encoder *drm_enc, + const struct drm_display_mode *mode); + /** * dpu_encoder_get_crc_values_cnt - get number of physical encoders contained * in virtual encoder that can collect CRC values diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c index e284bf448bdda..a1dde0ff35dc8 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c @@ -234,6 +234,7 @@ static void dpu_encoder_phys_vid_setup_timing_engine( { struct drm_display_mode mode; struct dpu_hw_intf_timing_params timing_params = { 0 }; + struct dpu_hw_cdm *hw_cdm; const struct dpu_format *fmt = NULL; u32 fmt_fourcc = DRM_FORMAT_RGB888; unsigned long lock_flags; @@ -254,17 +255,26 @@ static void dpu_encoder_phys_vid_setup_timing_engine( DPU_DEBUG_VIDENC(phys_enc, "enabling mode:\n"); drm_mode_debug_printmodeline(&mode); - if (phys_enc->split_role != ENC_ROLE_SOLO) { + hw_cdm = phys_enc->hw_cdm; + if (hw_cdm) { + intf_cfg.cdm = hw_cdm->idx; + fmt_fourcc = dpu_encoder_get_drm_fmt(phys_enc->parent, &mode); + } + + if (phys_enc->split_role != ENC_ROLE_SOLO || + dpu_encoder_get_drm_fmt(phys_enc->parent, &mode) == DRM_FORMAT_YUV420) { mode.hdisplay >>= 1; mode.htotal >>= 1; mode.hsync_start >>= 1; mode.hsync_end >>= 1; + mode.hskew >>= 1; DPU_DEBUG_VIDENC(phys_enc, - "split_role %d, halve horizontal %d %d %d %d\n", + "split_role %d, halve horizontal %d %d %d %d %d\n", phys_enc->split_role, mode.hdisplay, mode.htotal, - mode.hsync_start, mode.hsync_end); + mode.hsync_start, mode.hsync_end, + mode.hskew); } drm_mode_to_intf_timing_params(phys_enc, &mode, &timing_params); @@ -412,8 +422,15 @@ static int dpu_encoder_phys_vid_control_vblank_irq( static void dpu_encoder_phys_vid_enable(struct dpu_encoder_phys *phys_enc) { struct dpu_hw_ctl *ctl; + struct dpu_hw_cdm *hw_cdm; + const struct dpu_format *fmt = NULL; + u32 fmt_fourcc = DRM_FORMAT_RGB888; ctl = phys_enc->hw_ctl; + hw_cdm = phys_enc->hw_cdm; + if (hw_cdm) + fmt_fourcc = dpu_encoder_get_drm_fmt(phys_enc->parent, &phys_enc->cached_mode); + fmt = dpu_get_dpu_format(fmt_fourcc); DPU_DEBUG_VIDENC(phys_enc, "\n"); @@ -422,6 +439,8 @@ static void dpu_encoder_phys_vid_enable(struct dpu_encoder_phys *phys_enc) dpu_encoder_helper_split_config(phys_enc, phys_enc->hw_intf->idx); + dpu_encoder_helper_phys_setup_cdm(phys_enc, fmt, CDM_CDWN_OUTPUT_HDMI); + dpu_encoder_phys_vid_setup_timing_engine(phys_enc); /* @@ -437,7 +456,15 @@ static void dpu_encoder_phys_vid_enable(struct dpu_encoder_phys *phys_enc) if (ctl->ops.update_pending_flush_merge_3d && phys_enc->hw_pp->merge_3d) ctl->ops.update_pending_flush_merge_3d(ctl, phys_enc->hw_pp->merge_3d->idx); - if (ctl->ops.update_pending_flush_periph && phys_enc->hw_intf->cap->type == INTF_DP) + if (ctl->ops.update_pending_flush_cdm && phys_enc->hw_cdm) + ctl->ops.update_pending_flush_cdm(ctl, hw_cdm->idx); + + /* + * Peripheral flush must be updated whenever flushing SDP packets is needed. + * SDP packets are required for any YUV format (YUV420, YUV422, YUV444). + */ + if (ctl->ops.update_pending_flush_periph && phys_enc->hw_intf->cap->type == INTF_DP && + phys_enc->hw_cdm) ctl->ops.update_pending_flush_periph(ctl, phys_enc->hw_intf->idx); skip_flush: diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index 6d764f5b08727..4329435518351 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -1399,6 +1399,18 @@ void __exit msm_dp_unregister(void) platform_driver_unregister(&dp_display_driver); } +bool msm_dp_is_yuv_420_enabled(const struct msm_dp *dp_display, + const struct drm_display_mode *mode) +{ + struct dp_display_private *dp; + const struct drm_display_info *info; + + dp = container_of(dp_display, struct dp_display_private, dp_display); + info = &dp_display->connector->display_info; + + return dp_panel_vsc_sdp_supported(dp->panel) && drm_mode_is_420_only(info, mode); +} + bool msm_dp_wide_bus_available(const struct msm_dp *dp_display) { struct dp_display_private *dp; diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h index 16a7cbc0b7dd8..b9581bd934e9e 100644 --- a/drivers/gpu/drm/msm/msm_drv.h +++ b/drivers/gpu/drm/msm/msm_drv.h @@ -387,7 +387,8 @@ void __exit msm_dp_unregister(void); int msm_dp_modeset_init(struct msm_dp *dp_display, struct drm_device *dev, struct drm_encoder *encoder); void msm_dp_snapshot(struct msm_disp_state *disp_state, struct msm_dp *dp_display); - +bool msm_dp_is_yuv_420_enabled(const struct msm_dp *dp_display, + const struct drm_display_mode *mode); bool msm_dp_wide_bus_available(const struct msm_dp *dp_display); #else @@ -409,6 +410,12 @@ static inline void msm_dp_snapshot(struct msm_disp_state *disp_state, struct msm { } +static inline bool msm_dp_is_yuv_420_enabled(const struct msm_dp *dp_display, + const struct drm_display_mode *mode) +{ + return false; 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Thu, 25 Jan 2024 19:39:10 GMT Received: from hu-parellan-lv.qualcomm.com (10.49.16.6) 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 15.2.1118.40; Thu, 25 Jan 2024 11:39:10 -0800 From: Paloma Arellano To: CC: Paloma Arellano , , , , , , , , , , , Subject: [PATCH 15/17] drm/msm/dpu: allow certain formats for CDM for DP Date: Thu, 25 Jan 2024 11:38:24 -0800 Message-ID: <20240125193834.7065-16-quic_parellan@quicinc.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240125193834.7065-1-quic_parellan@quicinc.com> References: <20240125193834.7065-1-quic_parellan@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) 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: 1UEaqpJeOvINVMdj3oX2YKGgeTnLHJLI X-Proofpoint-ORIG-GUID: 1UEaqpJeOvINVMdj3oX2YKGgeTnLHJLI X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_12,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 phishscore=0 suspectscore=0 mlxscore=0 mlxlogscore=530 adultscore=0 malwarescore=0 priorityscore=1501 clxscore=1015 impostorscore=0 spamscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401190000 definitions=main-2401250142 CDM block supports formats other than H1V2 for DP. Since we are now adding support for CDM over DP, relax the checks to allow all other formats for DP other than H1V2. Signed-off-by: Paloma Arellano --- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_cdm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_cdm.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_cdm.c index e9cdc7934a499..9016b3ade6bc3 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_cdm.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_cdm.c @@ -186,7 +186,7 @@ static int dpu_hw_cdm_enable(struct dpu_hw_cdm *ctx, struct dpu_hw_cdm_cfg *cdm) dpu_hw_cdm_setup_cdwn(ctx, cdm); if (cdm->output_type == CDM_CDWN_OUTPUT_HDMI) { - if (fmt->chroma_sample != DPU_CHROMA_H1V2) + if (fmt->chroma_sample == DPU_CHROMA_H1V2) return -EINVAL; /*unsupported format */ opmode = CDM_HDMI_PACK_OP_MODE_EN; opmode |= (fmt->chroma_sample << 1); From patchwork Thu Jan 25 19:38:25 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paloma Arellano X-Patchwork-Id: 766017 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3B6BA136678 for ; 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Currently this reservation only works for writeback and DP if the format is YUV420. But this can be easily extented to other YUV formats for DP. Signed-off-by: Paloma Arellano --- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 20 +++++++++++++------- 1 file changed, 13 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 99ec53446ad21..c7dcda3d54ae6 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -613,6 +613,7 @@ static int dpu_encoder_virt_atomic_check( struct dpu_kms *dpu_kms; struct drm_display_mode *adj_mode; struct msm_display_topology topology; + struct msm_display_info *disp_info; struct dpu_global_state *global_state; struct drm_framebuffer *fb; struct drm_dsc_config *dsc; @@ -629,6 +630,7 @@ static int dpu_encoder_virt_atomic_check( DPU_DEBUG_ENC(dpu_enc, "\n"); priv = drm_enc->dev->dev_private; + disp_info = &dpu_enc->disp_info; dpu_kms = to_dpu_kms(priv->kms); adj_mode = &crtc_state->adjusted_mode; global_state = dpu_kms_get_global_state(crtc_state->state); @@ -656,8 +658,8 @@ static int dpu_encoder_virt_atomic_check( topology = dpu_encoder_get_topology(dpu_enc, dpu_kms, adj_mode, crtc_state, dsc); /* - * Use CDM only for writeback at the moment as other interfaces cannot handle it. - * if writeback itself cannot handle cdm for some reason it will fail in its atomic_check() + * Use CDM only for writeback or DP at the moment as other interfaces cannot handle it. + * If writeback itself cannot handle cdm for some reason it will fail in its atomic_check() * earlier. */ if (dpu_enc->disp_info.intf_type == INTF_WB && conn_state->writeback_job) { @@ -665,12 +667,15 @@ static int dpu_encoder_virt_atomic_check( if (fb && DPU_FORMAT_IS_YUV(to_dpu_format(msm_framebuffer_format(fb)))) topology.needs_cdm = true; - if (topology.needs_cdm && !dpu_enc->cur_master->hw_cdm) - crtc_state->mode_changed = true; - else if (!topology.needs_cdm && dpu_enc->cur_master->hw_cdm) - crtc_state->mode_changed = true; + } else if (dpu_enc->disp_info.intf_type == INTF_DP) { + if (msm_dp_is_yuv_420_enabled(priv->dp[disp_info->h_tile_instance[0]], adj_mode)) + topology.needs_cdm = true; } + if (topology.needs_cdm && !dpu_enc->cur_master->hw_cdm) + crtc_state->mode_changed = true; + else if (!topology.needs_cdm && dpu_enc->cur_master->hw_cdm) + crtc_state->mode_changed = true; /* * Release and Allocate resources on every modeset * Dont allocate when active is false. @@ -1111,7 +1116,8 @@ static void dpu_encoder_virt_atomic_mode_set(struct drm_encoder *drm_enc, dpu_enc->dsc_mask = dsc_mask; - if (dpu_enc->disp_info.intf_type == INTF_WB && conn_state->writeback_job) { + if ((dpu_enc->disp_info.intf_type == INTF_WB && conn_state->writeback_job) || + dpu_enc->disp_info.intf_type == INTF_DP) { struct dpu_hw_blk *hw_cdm = NULL; dpu_rm_get_assigned_resources(&dpu_kms->rm, global_state, From patchwork Thu Jan 25 19:38:26 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paloma Arellano X-Patchwork-Id: 766491 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 158B213666B for ; 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Therefore, let's mark the connector property as true for DP connector when the DP type is not eDP and when VSC SDP is supported. Signed-off-by: Paloma Arellano --- drivers/gpu/drm/msm/dp/dp_display.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index 4329435518351..97edd607400b8 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -370,11 +370,14 @@ static int dp_display_process_hpd_high(struct dp_display_private *dp) dp_link_process_request(dp->link); - if (!dp->dp_display.is_edp) + if (!dp->dp_display.is_edp) { + if (dp_panel_vsc_sdp_supported(dp->panel)) + dp->dp_display.connector->ycbcr_420_allowed = true; drm_dp_set_subconnector_property(dp->dp_display.connector, connector_status_connected, dp->panel->dpcd, dp->panel->downstream_ports); + } edid = dp->panel->edid;