From patchwork Sat Jul 3 11:32:27 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kalyan Thota X-Patchwork-Id: 12356959 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9A28DC07E98 for ; Sat, 3 Jul 2021 11:32:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 838FC61876 for ; Sat, 3 Jul 2021 11:32:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230226AbhGCLf1 (ORCPT ); Sat, 3 Jul 2021 07:35:27 -0400 Received: from alexa-out.qualcomm.com ([129.46.98.28]:41238 "EHLO alexa-out.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230223AbhGCLf1 (ORCPT ); Sat, 3 Jul 2021 07:35:27 -0400 Received: from ironmsg09-lv.qualcomm.com ([10.47.202.153]) by alexa-out.qualcomm.com with ESMTP; 03 Jul 2021 04:32:53 -0700 X-QCInternal: smtphost Received: from ironmsg01-blr.qualcomm.com ([10.86.208.130]) by ironmsg09-lv.qualcomm.com with ESMTP/TLS/AES256-SHA; 03 Jul 2021 04:32:52 -0700 X-QCInternal: smtphost Received: from kalyant-linux.qualcomm.com ([10.204.66.210]) by ironmsg01-blr.qualcomm.com with ESMTP; 03 Jul 2021 17:02:30 +0530 Received: by kalyant-linux.qualcomm.com (Postfix, from userid 94428) id 2B9934961; Sat, 3 Jul 2021 04:32:30 -0700 (PDT) From: Kalyan Thota To: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org Cc: Kalyan Thota , linux-kernel@vger.kernel.org, robdclark@gmail.com, dianders@chromium.org, mkrishn@codeaurora.org Subject: [RFC] drm/msm/disp/dpu1: add support for inline rotation in dpu driver Date: Sat, 3 Jul 2021 04:32:27 -0700 Message-Id: <1625311947-14114-1-git-send-email-kalyan_t@codeaurora.org> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add inline rotation support in dpu driver. This change adds rotation config for SC7280 target. Change-Id: I15861dc03422274ffd823fc0fc2c1e47909bb22c Signed-off-by: Kalyan Thota --- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c | 47 +++++++++---- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h | 20 ++++++ drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c | 93 ++++++++++++++++++++------ drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h | 2 + 4 files changed, 128 insertions(+), 34 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c index d01c4c9..45e4e56 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c @@ -25,6 +25,9 @@ #define VIG_SM8250_MASK \ (VIG_MASK | BIT(DPU_SSPP_QOS_8LVL) | BIT(DPU_SSPP_SCALER_QSEED3LITE)) +#define VIG_SC7280_MASK \ + (VIG_SC7180_MASK | BIT(DPU_SSPP_INLINE_ROTATION)) + #define DMA_SDM845_MASK \ (BIT(DPU_SSPP_SRC) | BIT(DPU_SSPP_QOS) | BIT(DPU_SSPP_QOS_8LVL) |\ BIT(DPU_SSPP_TS_PREFILL) | BIT(DPU_SSPP_TS_PREFILL_REC1) |\ @@ -102,6 +105,8 @@ #define MAX_DOWNSCALE_RATIO 4 #define SSPP_UNITY_SCALE 1 +#define INLINE_ROTATOR_V2 2 + #define STRCAT(X, Y) (X Y) static const uint32_t plane_formats[] = { @@ -177,6 +182,11 @@ static const uint32_t plane_formats_yuv[] = { DRM_FORMAT_YVU420, }; +static const uint32_t rotation_formats[] = { + DRM_FORMAT_NV12, + /* TODO add formats after validation */ +}; + /************************************************************* * DPU sub blocks config *************************************************************/ @@ -465,7 +475,16 @@ static const struct dpu_ctl_cfg sc7280_ctl[] = { /* SSPP common configuration */ -#define _VIG_SBLK(num, sdma_pri, qseed_ver) \ +static const struct dpu_rotation_cfg dpu_rot_cfg = { + .version = INLINE_ROTATOR_V2, + .rot_maxdwnscale_ratio_num = 1, + .rot_maxdwnscale_ratio_dem = 1, + .rot_maxheight = 1088, + .rot_num_formats = ARRAY_SIZE(rotation_formats), + .rot_format_list = rotation_formats, +}; + +#define _VIG_SBLK(num, sdma_pri, qseed_ver, rot_cfg) \ { \ .maxdwnscale = MAX_DOWNSCALE_RATIO, \ .maxupscale = MAX_UPSCALE_RATIO, \ @@ -482,6 +501,7 @@ static const struct dpu_ctl_cfg sc7280_ctl[] = { .num_formats = ARRAY_SIZE(plane_formats_yuv), \ .virt_format_list = plane_formats, \ .virt_num_formats = ARRAY_SIZE(plane_formats), \ + .rotation_cfg = rot_cfg, \ } #define _DMA_SBLK(num, sdma_pri) \ @@ -498,13 +518,13 @@ static const struct dpu_ctl_cfg sc7280_ctl[] = { } static const struct dpu_sspp_sub_blks sdm845_vig_sblk_0 = - _VIG_SBLK("0", 5, DPU_SSPP_SCALER_QSEED3); + _VIG_SBLK("0", 5, DPU_SSPP_SCALER_QSEED3, 0); static const struct dpu_sspp_sub_blks sdm845_vig_sblk_1 = - _VIG_SBLK("1", 6, DPU_SSPP_SCALER_QSEED3); + _VIG_SBLK("1", 6, DPU_SSPP_SCALER_QSEED3, 0); static const struct dpu_sspp_sub_blks sdm845_vig_sblk_2 = - _VIG_SBLK("2", 7, DPU_SSPP_SCALER_QSEED3); + _VIG_SBLK("2", 7, DPU_SSPP_SCALER_QSEED3, 0); static const struct dpu_sspp_sub_blks sdm845_vig_sblk_3 = - _VIG_SBLK("3", 8, DPU_SSPP_SCALER_QSEED3); + _VIG_SBLK("3", 8, DPU_SSPP_SCALER_QSEED3, 0); static const struct dpu_sspp_sub_blks sdm845_dma_sblk_0 = _DMA_SBLK("8", 1); static const struct dpu_sspp_sub_blks sdm845_dma_sblk_1 = _DMA_SBLK("9", 2); @@ -543,7 +563,10 @@ static const struct dpu_sspp_cfg sdm845_sspp[] = { }; static const struct dpu_sspp_sub_blks sc7180_vig_sblk_0 = - _VIG_SBLK("0", 4, DPU_SSPP_SCALER_QSEED4); + _VIG_SBLK("0", 4, DPU_SSPP_SCALER_QSEED4, 0); + +static const struct dpu_sspp_sub_blks sc7280_vig_sblk_0 = + _VIG_SBLK("0", 4, DPU_SSPP_SCALER_QSEED4, &dpu_rot_cfg); static const struct dpu_sspp_cfg sc7180_sspp[] = { SSPP_BLK("sspp_0", SSPP_VIG0, 0x4000, VIG_SC7180_MASK, @@ -557,13 +580,13 @@ static const struct dpu_sspp_cfg sc7180_sspp[] = { }; static const struct dpu_sspp_sub_blks sm8250_vig_sblk_0 = - _VIG_SBLK("0", 5, DPU_SSPP_SCALER_QSEED3LITE); + _VIG_SBLK("0", 5, DPU_SSPP_SCALER_QSEED3LITE, 0); static const struct dpu_sspp_sub_blks sm8250_vig_sblk_1 = - _VIG_SBLK("1", 6, DPU_SSPP_SCALER_QSEED3LITE); + _VIG_SBLK("1", 6, DPU_SSPP_SCALER_QSEED3LITE, 0); static const struct dpu_sspp_sub_blks sm8250_vig_sblk_2 = - _VIG_SBLK("2", 7, DPU_SSPP_SCALER_QSEED3LITE); + _VIG_SBLK("2", 7, DPU_SSPP_SCALER_QSEED3LITE, 0); static const struct dpu_sspp_sub_blks sm8250_vig_sblk_3 = - _VIG_SBLK("3", 8, DPU_SSPP_SCALER_QSEED3LITE); + _VIG_SBLK("3", 8, DPU_SSPP_SCALER_QSEED3LITE, 0); static const struct dpu_sspp_cfg sm8250_sspp[] = { SSPP_BLK("sspp_0", SSPP_VIG0, 0x4000, VIG_SM8250_MASK, @@ -585,8 +608,8 @@ static const struct dpu_sspp_cfg sm8250_sspp[] = { }; static const struct dpu_sspp_cfg sc7280_sspp[] = { - SSPP_BLK("sspp_0", SSPP_VIG0, 0x4000, VIG_SC7180_MASK, - sc7180_vig_sblk_0, 0, SSPP_TYPE_VIG, DPU_CLK_CTRL_VIG0), + SSPP_BLK("sspp_0", SSPP_VIG0, 0x4000, VIG_SC7280_MASK, + sc7280_vig_sblk_0, 0, SSPP_TYPE_VIG, DPU_CLK_CTRL_VIG0), SSPP_BLK("sspp_8", SSPP_DMA0, 0x24000, DMA_SDM845_MASK, sdm845_dma_sblk_0, 1, SSPP_TYPE_DMA, DPU_CLK_CTRL_DMA0), SSPP_BLK("sspp_9", SSPP_DMA1, 0x26000, DMA_CURSOR_SDM845_MASK, diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h index d2a945a..8421001 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h @@ -129,6 +129,7 @@ enum { DPU_SSPP_TS_PREFILL, DPU_SSPP_TS_PREFILL_REC1, DPU_SSPP_CDP, + DPU_SSPP_INLINE_ROTATION, DPU_SSPP_MAX }; @@ -309,6 +310,24 @@ struct dpu_qos_lut_tbl { }; /** + * struct dpu_rotation_cfg - define inline rotation config + * @version: Inline rotation version + * @rot_maxdwnscale_ratio_num: max downscale ratio for rotation numerator + * @rot_maxdwnscale_ratio_dem: max downscale ratio for denominator + * @rot_maxheight: max pre rotated height allowed for rotation + * @rot_num_formats: count of the formats + * @rot_format_list: list of supported rotator formats + */ +struct dpu_rotation_cfg { + u32 version; + u32 rot_maxdwnscale_ratio_num; + u32 rot_maxdwnscale_ratio_dem; + u32 rot_maxheight; + u32 rot_num_formats; + const u32 *rot_format_list; +}; + +/** * struct dpu_caps - define DPU capabilities * @max_mixer_width max layer mixer line width support. * @max_mixer_blendstages max layer mixer blend stages or @@ -384,6 +403,7 @@ struct dpu_sspp_sub_blks { u32 num_formats; const u32 *virt_format_list; u32 virt_num_formats; + const struct dpu_rotation_cfg *rotation_cfg; }; /** diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c index ec4a6f0..0daee63 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c @@ -539,16 +539,28 @@ static void _dpu_plane_set_scanout(struct drm_plane *plane, static void _dpu_plane_setup_scaler3(struct dpu_plane *pdpu, struct dpu_plane_state *pstate, - uint32_t src_w, uint32_t src_h, uint32_t dst_w, uint32_t dst_h, struct dpu_hw_scaler3_cfg *scale_cfg, const struct dpu_format *fmt, uint32_t chroma_subsmpl_h, uint32_t chroma_subsmpl_v) { uint32_t i; + bool inline_rotation = (pstate->rotation & DRM_MODE_ROTATE_90); + uint32_t src_w = drm_rect_width(&pdpu->pipe_cfg.src_rect); + uint32_t src_h = drm_rect_height(&pdpu->pipe_cfg.src_rect); + uint32_t dst_w = drm_rect_width(&pdpu->pipe_cfg.dst_rect); + uint32_t dst_h = drm_rect_height(&pdpu->pipe_cfg.dst_rect); memset(scale_cfg, 0, sizeof(*scale_cfg)); memset(&pstate->pixel_ext, 0, sizeof(struct dpu_hw_pixel_ext)); + /* + * For inline rotation cases, scaler config is post-rotation, + * so swap the dimensions here. However, pixel extension will + * need pre-rotation settings. + */ + if (inline_rotation) + swap(src_w, src_h); + scale_cfg->phase_step_x[DPU_SSPP_COMP_0] = mult_frac((1 << PHASE_STEP_SHIFT), src_w, dst_w); scale_cfg->phase_step_y[DPU_SSPP_COMP_0] = @@ -587,10 +599,10 @@ static void _dpu_plane_setup_scaler3(struct dpu_plane *pdpu, scale_cfg->preload_y[i] = DPU_QSEED3_DEFAULT_PRELOAD_V; } - pstate->pixel_ext.num_ext_pxls_top[i] = - scale_cfg->src_height[i]; - pstate->pixel_ext.num_ext_pxls_left[i] = - scale_cfg->src_width[i]; + pstate->pixel_ext.num_ext_pxls_top[i] = inline_rotation ? + scale_cfg->src_width[i] : scale_cfg->src_height[i]; + pstate->pixel_ext.num_ext_pxls_left[i] = inline_rotation ? + scale_cfg->src_height[i] : scale_cfg->src_width[i]; } if (!(DPU_FORMAT_IS_YUV(fmt)) && (src_h == dst_h) && (src_w == dst_w)) @@ -662,10 +674,6 @@ static void _dpu_plane_setup_scaler(struct dpu_plane *pdpu, /* don't chroma subsample if decimating */ /* update scaler. calculate default config for QSEED3 */ _dpu_plane_setup_scaler3(pdpu, pstate, - drm_rect_width(&pdpu->pipe_cfg.src_rect), - drm_rect_height(&pdpu->pipe_cfg.src_rect), - drm_rect_width(&pdpu->pipe_cfg.dst_rect), - drm_rect_height(&pdpu->pipe_cfg.dst_rect), &pstate->scaler3_cfg, fmt, info->hsub, info->vsub); } @@ -959,6 +967,7 @@ static int dpu_plane_atomic_check(struct drm_plane *plane, const struct dpu_format *fmt; struct drm_rect src, dst, fb_rect = { 0 }; uint32_t min_src_size, max_linewidth; + unsigned int rotation; if (new_plane_state->crtc) crtc_state = drm_atomic_get_new_crtc_state(state, @@ -1028,6 +1037,48 @@ static int dpu_plane_atomic_check(struct drm_plane *plane, return -E2BIG; } + rotation = drm_rotation_simplify(new_plane_state->rotation, + DRM_MODE_ROTATE_0 | + DRM_MODE_ROTATE_90 | + DRM_MODE_REFLECT_X | + DRM_MODE_REFLECT_Y); + + if (rotation & DRM_MODE_ROTATE_90) { + struct msm_drm_private *priv = plane->dev->dev_private; + struct dpu_kms *dpu_kms; + const struct msm_format *msm_fmt; + const struct dpu_format *fmt; + bool found = false; + u32 i, num_formats; + const u32 *supported_formats; + + if (src.y2 > pdpu->pipe_sblk->rotation_cfg->rot_maxheight) { + DPU_DEBUG_PLANE(pdpu, + "invalid height for inline rot:%d max:%d\n", + src.y2, pdpu->pipe_sblk->rotation_cfg->rot_maxheight); + return -EINVAL; + } + + /* check for valid formats supported by inline rotation */ + dpu_kms = to_dpu_kms(priv->kms); + msm_fmt = msm_framebuffer_format(new_plane_state->fb); + fmt = to_dpu_format(msm_fmt); + supported_formats = pdpu->pipe_sblk->rotation_cfg->rot_format_list; + num_formats = pdpu->pipe_sblk->rotation_cfg->rot_num_formats; + + for (i = 0; i < num_formats; i++) { + if (fmt->base.pixel_format == supported_formats[i] && + fmt->fetch_mode == DPU_FETCH_UBWC) + found = true; + } + + if (!found || !num_formats) { + DPU_DEBUG_PLANE(pdpu, + "supported_format not found num:%d\n", num_formats); + return -EINVAL; + } + } + pstate->rotation = rotation; pstate->needs_qos_remap = drm_atomic_crtc_needs_modeset(crtc_state); return 0; @@ -1153,21 +1204,18 @@ static void dpu_plane_sspp_atomic_update(struct drm_plane *plane) pstate->multirect_mode); if (pdpu->pipe_hw->ops.setup_format) { - unsigned int rotation; src_flags = 0x0; - rotation = drm_rotation_simplify(state->rotation, - DRM_MODE_ROTATE_0 | - DRM_MODE_REFLECT_X | - DRM_MODE_REFLECT_Y); - - if (rotation & DRM_MODE_REFLECT_X) + if (pstate->rotation & DRM_MODE_REFLECT_X) src_flags |= DPU_SSPP_FLIP_LR; - if (rotation & DRM_MODE_REFLECT_Y) + if (pstate->rotation & DRM_MODE_REFLECT_Y) src_flags |= DPU_SSPP_FLIP_UD; + if (pstate->rotation & DRM_MODE_ROTATE_90) + src_flags |= DPU_SSPP_ROT_90; + /* update format */ pdpu->pipe_hw->ops.setup_format(pdpu->pipe_hw, fmt, src_flags, pstate->multirect_index); @@ -1578,6 +1626,8 @@ struct drm_plane *dpu_plane_init(struct drm_device *dev, int zpos_max = DPU_ZPOS_MAX; uint32_t num_formats; int ret = -EINVAL; + unsigned int supported_rotations = DRM_MODE_ROTATE_0 | + DRM_MODE_ROTATE_180 | DRM_MODE_REFLECT_X | DRM_MODE_REFLECT_Y; /* create and zero local structure */ pdpu = kzalloc(sizeof(*pdpu), GFP_KERNEL); @@ -1647,12 +1697,11 @@ struct drm_plane *dpu_plane_init(struct drm_device *dev, if (ret) DPU_ERROR("failed to install zpos property, rc = %d\n", ret); + if (pdpu->features & BIT(DPU_SSPP_INLINE_ROTATION)) + supported_rotations |= DRM_MODE_ROTATE_90; + drm_plane_create_rotation_property(plane, - DRM_MODE_ROTATE_0, - DRM_MODE_ROTATE_0 | - DRM_MODE_ROTATE_180 | - DRM_MODE_REFLECT_X | - DRM_MODE_REFLECT_Y); + DRM_MODE_ROTATE_0, supported_rotations); drm_plane_enable_fb_damage_clips(plane); diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h index 34e03ac..16ec8dc 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h @@ -28,6 +28,7 @@ * @cdp_cfg: CDP configuration * @plane_fetch_bw: calculated BW per plane * @plane_clk: calculated clk per plane + * @rotation: simplified drm rotation hint */ struct dpu_plane_state { struct drm_plane_state base; @@ -45,6 +46,7 @@ struct dpu_plane_state { struct dpu_hw_pipe_cdp_cfg cdp_cfg; u64 plane_fetch_bw; u64 plane_clk; + unsigned int rotation; }; /**