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Thu, 12 Oct 2023 02:01:36 -0700 (PDT) From: Neil Armstrong Date: Thu, 12 Oct 2023 11:01:29 +0200 Subject: [PATCH v3 3/5] drm/msm/dpu: move setup_force_clk_ctrl handling into plane and wb MIME-Version: 1.0 Message-Id: <20231012-topic-sm8550-graphics-sspp-split-clk-v3-3-4bcad69812d3@linaro.org> References: <20231012-topic-sm8550-graphics-sspp-split-clk-v3-0-4bcad69812d3@linaro.org> In-Reply-To: <20231012-topic-sm8550-graphics-sspp-split-clk-v3-0-4bcad69812d3@linaro.org> To: Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Sean Paul , Marijn Suijten , David Airlie , Daniel Vetter Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, Neil Armstrong X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=10512; i=neil.armstrong@linaro.org; h=from:subject:message-id; bh=tRsFQ5yvi3FsmKUjIpMBVnmpLp7RFv9kenfDDpCNb7I=; b=owEBbQKS/ZANAwAKAXfc29rIyEnRAcsmYgBlJ7XrqiSCvBNCtO5cFx6PLRAjxC2MYnw9/b4Z9s95 K3AlJEmJAjMEAAEKAB0WIQQ9U8YmyFYF/h30LIt33NvayMhJ0QUCZSe16wAKCRB33NvayMhJ0YuWD/ 9t7VcecLDogiCdb2D/3KyzaKDKf2rZC3gw8+VV9mwcWO9hXVyk7fabfYCWZjwp2fJ6EYvtwvu0WKFX Zae1Qk2E2Xt+4SWgKm/dJ9nN7f2Qg3bOfiKVx/gg16Nmmn838MCbtb6hvmmjS4bFZcRDHXezVzeDwP XholmWRYZVp0BhAtmN1LBjW5h6nc5BodFfbAyfXSrCuUdANOqkNrqYvDakS6xeHECOOP/JDFZGDWKx vvU4dmcHJ59ZvicLpb81SS+1N7Pd3j4caky/n1cqWXaARAoFSav4N/NMGcSjfGaQ81G+Sxzg5YJ74o 0T6kGBhCRZeRyqRA/JWM4bcBkct4Aa5HtgBCpyFzosa/6NJUAGWyg+fcLYMy7ttxQO7NwDyuk5eAym fzIeGh/osHZFlfRhV23pgLMCGVIvND9dESBk7Lz9eqGHj6KdP6ZLFoPIRLZ0GS48R4ISJ6XGGJBQQE ycLGc2eue1+MdvIFMdOlbNEH34T5bdxuD1VZNMdmm3k1i1SNBXw0UryinqTaGq7OLanxhWSfrsP2KD iX/jVm9YbioJD42tq4ct+anCAcsceBlpkpkrRThQn5BNHniKLHwa+nQA3jRdxDUeHeyLp3y6ZFqAk0 yXYlUs9s0q+k6XDmGuUmLTEMKr76L6w+4imb+Lzx30vpT05zDGJfJ7QHAK4g== X-Developer-Key: i=neil.armstrong@linaro.org; a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Thu, 12 Oct 2023 02:01:58 -0700 (PDT) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1779539713380234064 X-GMAIL-MSGID: 1779539713380234064 Now SSPP and WB can have setup_force_clk_ctrl() ops, it's simpler to call them from the plane and wb code and call into the mdp ops if not present. Reviewed-by: Dmitry Baryshkov Signed-off-by: Neil Armstrong --- .../gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c | 37 +++++++++++++++++-- drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c | 42 +++++++++++++++++++--- drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c | 30 +++------------- drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.h | 4 --- 4 files changed, 77 insertions(+), 36 deletions(-) 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 78037a697633..8802e007f8e2 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 @@ -34,6 +34,23 @@ static bool dpu_encoder_phys_wb_is_master(struct dpu_encoder_phys *phys_enc) return true; } +static bool _dpu_encoder_phys_wb_clk_force_ctrl(struct dpu_hw_wb *wb, + struct dpu_hw_mdp *mdp, + bool enable, bool *forced_on) +{ + if (wb->ops.setup_clk_force_ctrl) { + *forced_on = wb->ops.setup_clk_force_ctrl(wb, enable); + return true; + } + + if (mdp->ops.setup_clk_force_ctrl) { + *forced_on = mdp->ops.setup_clk_force_ctrl(mdp, wb->caps->clk_ctrl, enable); + return true; + } + + return false; +} + /** * dpu_encoder_phys_wb_set_ot_limit - set OT limit for writeback interface * @phys_enc: Pointer to physical encoder @@ -43,6 +60,7 @@ static void dpu_encoder_phys_wb_set_ot_limit( { struct dpu_hw_wb *hw_wb = phys_enc->hw_wb; struct dpu_vbif_set_ot_params ot_params; + bool forced_on = false; memset(&ot_params, 0, sizeof(ot_params)); ot_params.xin_id = hw_wb->caps->xin_id; @@ -52,10 +70,17 @@ static void dpu_encoder_phys_wb_set_ot_limit( ot_params.is_wfd = true; ot_params.frame_rate = drm_mode_vrefresh(&phys_enc->cached_mode); ot_params.vbif_idx = hw_wb->caps->vbif_idx; - ot_params.clk_ctrl = hw_wb->caps->clk_ctrl; ot_params.rd = false; + if (!_dpu_encoder_phys_wb_clk_force_ctrl(hw_wb, phys_enc->dpu_kms->hw_mdp, + true, &forced_on)) + return; + dpu_vbif_set_ot_limit(phys_enc->dpu_kms, &ot_params); + + if (forced_on) + _dpu_encoder_phys_wb_clk_force_ctrl(hw_wb, phys_enc->dpu_kms->hw_mdp, + false, &forced_on); } /** @@ -67,6 +92,7 @@ static void dpu_encoder_phys_wb_set_qos_remap( { struct dpu_hw_wb *hw_wb; struct dpu_vbif_set_qos_params qos_params; + bool forced_on = false; if (!phys_enc || !phys_enc->parent || !phys_enc->parent->crtc) { DPU_ERROR("invalid arguments\n"); @@ -83,7 +109,6 @@ static void dpu_encoder_phys_wb_set_qos_remap( memset(&qos_params, 0, sizeof(qos_params)); qos_params.vbif_idx = hw_wb->caps->vbif_idx; qos_params.xin_id = hw_wb->caps->xin_id; - qos_params.clk_ctrl = hw_wb->caps->clk_ctrl; qos_params.num = hw_wb->idx - WB_0; qos_params.is_rt = false; @@ -92,7 +117,15 @@ static void dpu_encoder_phys_wb_set_qos_remap( qos_params.vbif_idx, qos_params.xin_id, qos_params.is_rt); + if (!_dpu_encoder_phys_wb_clk_force_ctrl(hw_wb, phys_enc->dpu_kms->hw_mdp, + true, &forced_on)) + return; + dpu_vbif_set_qos_remap(phys_enc->dpu_kms, &qos_params); + + if (forced_on) + _dpu_encoder_phys_wb_clk_force_ctrl(hw_wb, phys_enc->dpu_kms->hw_mdp, + false, &forced_on); } /** diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c index c2aaaded07ed..c63cae8fb35c 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c @@ -333,6 +333,23 @@ static void _dpu_plane_set_qos_ctrl(struct drm_plane *plane, enable); } +static bool _dpu_plane_sspp_clk_force_ctrl(struct dpu_hw_sspp *sspp, + struct dpu_hw_mdp *mdp, + bool enable, bool *forced_on) +{ + if (sspp->ops.setup_clk_force_ctrl) { + *forced_on = sspp->ops.setup_clk_force_ctrl(sspp, enable); + return true; + } + + if (mdp->ops.setup_clk_force_ctrl) { + *forced_on = mdp->ops.setup_clk_force_ctrl(mdp, sspp->cap->clk_ctrl, enable); + return true; + } + + return false; +} + /** * _dpu_plane_set_ot_limit - set OT limit for the given plane * @plane: Pointer to drm plane @@ -348,6 +365,7 @@ static void _dpu_plane_set_ot_limit(struct drm_plane *plane, struct dpu_plane *pdpu = to_dpu_plane(plane); struct dpu_vbif_set_ot_params ot_params; struct dpu_kms *dpu_kms = _dpu_plane_get_kms(plane); + bool forced_on = false; memset(&ot_params, 0, sizeof(ot_params)); ot_params.xin_id = pipe->sspp->cap->xin_id; @@ -357,10 +375,17 @@ static void _dpu_plane_set_ot_limit(struct drm_plane *plane, ot_params.is_wfd = !pdpu->is_rt_pipe; ot_params.frame_rate = frame_rate; ot_params.vbif_idx = VBIF_RT; - ot_params.clk_ctrl = pipe->sspp->cap->clk_ctrl; ot_params.rd = true; + if (!_dpu_plane_sspp_clk_force_ctrl(pipe->sspp, dpu_kms->hw_mdp, + true, &forced_on)) + return; + dpu_vbif_set_ot_limit(dpu_kms, &ot_params); + + if (forced_on) + _dpu_plane_sspp_clk_force_ctrl(pipe->sspp, dpu_kms->hw_mdp, + false, &forced_on); } /** @@ -374,21 +399,28 @@ static void _dpu_plane_set_qos_remap(struct drm_plane *plane, struct dpu_plane *pdpu = to_dpu_plane(plane); struct dpu_vbif_set_qos_params qos_params; struct dpu_kms *dpu_kms = _dpu_plane_get_kms(plane); + bool forced_on = false; memset(&qos_params, 0, sizeof(qos_params)); qos_params.vbif_idx = VBIF_RT; - qos_params.clk_ctrl = pipe->sspp->cap->clk_ctrl; qos_params.xin_id = pipe->sspp->cap->xin_id; qos_params.num = pipe->sspp->idx - SSPP_VIG0; qos_params.is_rt = pdpu->is_rt_pipe; - DPU_DEBUG_PLANE(pdpu, "pipe:%d vbif:%d xin:%d rt:%d, clk_ctrl:%d\n", + DPU_DEBUG_PLANE(pdpu, "pipe:%d vbif:%d xin:%d rt:%d\n", qos_params.num, qos_params.vbif_idx, - qos_params.xin_id, qos_params.is_rt, - qos_params.clk_ctrl); + qos_params.xin_id, qos_params.is_rt); + + if (!_dpu_plane_sspp_clk_force_ctrl(pipe->sspp, dpu_kms->hw_mdp, + true, &forced_on)) + return; dpu_vbif_set_qos_remap(dpu_kms, &qos_params); + + if (forced_on) + _dpu_plane_sspp_clk_force_ctrl(pipe->sspp, dpu_kms->hw_mdp, + false, &forced_on); } static void _dpu_plane_setup_scaler3(struct dpu_hw_sspp *pipe_hw, diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c index 1305e250b71e..47c02b98eac3 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c @@ -169,23 +169,16 @@ void dpu_vbif_set_ot_limit(struct dpu_kms *dpu_kms, struct dpu_vbif_set_ot_params *params) { struct dpu_hw_vbif *vbif; - struct dpu_hw_mdp *mdp; - bool forced_on = false; u32 ot_lim; int ret; - mdp = dpu_kms->hw_mdp; - vbif = dpu_get_vbif(dpu_kms, params->vbif_idx); - if (!vbif || !mdp) { - DRM_DEBUG_ATOMIC("invalid arguments vbif %d mdp %d\n", - vbif != NULL, mdp != NULL); + if (!vbif) { + DRM_DEBUG_ATOMIC("invalid arguments vbif %d\n", vbif != NULL); return; } - if (!mdp->ops.setup_clk_force_ctrl || - !vbif->ops.set_limit_conf || - !vbif->ops.set_halt_ctrl) + if (!vbif->ops.set_limit_conf || !vbif->ops.set_halt_ctrl) return; /* set write_gather_en for all write clients */ @@ -200,8 +193,6 @@ void dpu_vbif_set_ot_limit(struct dpu_kms *dpu_kms, trace_dpu_perf_set_ot(params->num, params->xin_id, ot_lim, params->vbif_idx); - forced_on = mdp->ops.setup_clk_force_ctrl(mdp, params->clk_ctrl, true); - vbif->ops.set_limit_conf(vbif, params->xin_id, params->rd, ot_lim); vbif->ops.set_halt_ctrl(vbif, params->xin_id, true); @@ -211,25 +202,19 @@ void dpu_vbif_set_ot_limit(struct dpu_kms *dpu_kms, trace_dpu_vbif_wait_xin_halt_fail(vbif->idx, params->xin_id); vbif->ops.set_halt_ctrl(vbif, params->xin_id, false); - - if (forced_on) - mdp->ops.setup_clk_force_ctrl(mdp, params->clk_ctrl, false); } void dpu_vbif_set_qos_remap(struct dpu_kms *dpu_kms, struct dpu_vbif_set_qos_params *params) { struct dpu_hw_vbif *vbif; - struct dpu_hw_mdp *mdp; - bool forced_on = false; const struct dpu_vbif_qos_tbl *qos_tbl; int i; - if (!params || !dpu_kms->hw_mdp) { + if (!params) { DPU_ERROR("invalid arguments\n"); return; } - mdp = dpu_kms->hw_mdp; vbif = dpu_get_vbif(dpu_kms, params->vbif_idx); @@ -238,7 +223,7 @@ void dpu_vbif_set_qos_remap(struct dpu_kms *dpu_kms, return; } - if (!vbif->ops.set_qos_remap || !mdp->ops.setup_clk_force_ctrl) { + if (!vbif->ops.set_qos_remap) { DRM_DEBUG_ATOMIC("qos remap not supported\n"); return; } @@ -251,8 +236,6 @@ void dpu_vbif_set_qos_remap(struct dpu_kms *dpu_kms, return; } - forced_on = mdp->ops.setup_clk_force_ctrl(mdp, params->clk_ctrl, true); - for (i = 0; i < qos_tbl->npriority_lvl; i++) { DRM_DEBUG_ATOMIC("%s xin:%d lvl:%d/%d\n", dpu_vbif_name(params->vbif_idx), params->xin_id, i, @@ -260,9 +243,6 @@ void dpu_vbif_set_qos_remap(struct dpu_kms *dpu_kms, vbif->ops.set_qos_remap(vbif, params->xin_id, i, qos_tbl->priority_lvl[i]); } - - if (forced_on) - mdp->ops.setup_clk_force_ctrl(mdp, params->clk_ctrl, false); } void dpu_vbif_clear_errors(struct dpu_kms *dpu_kms) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.h index ab490177d886..e1b1f7f4e4be 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.h @@ -16,13 +16,11 @@ struct dpu_vbif_set_ot_params { bool rd; bool is_wfd; u32 vbif_idx; - u32 clk_ctrl; }; struct dpu_vbif_set_memtype_params { u32 xin_id; u32 vbif_idx; - u32 clk_ctrl; bool is_cacheable; }; @@ -30,14 +28,12 @@ struct dpu_vbif_set_memtype_params { * struct dpu_vbif_set_qos_params - QoS remapper parameter * @vbif_idx: vbif identifier * @xin_id: client interface identifier - * @clk_ctrl: clock control identifier of the xin * @num: pipe identifier (debug only) * @is_rt: true if pipe is used in real-time use case */ struct dpu_vbif_set_qos_params { u32 vbif_idx; u32 xin_id; - u32 clk_ctrl; u32 num; bool is_rt; };