From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 DF7BE8F74 for ; Sun, 16 Jul 2023 20:12:52 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 640EBC433C7; Sun, 16 Jul 2023 20:12:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1689538372; bh=jl5A2tTzsRrYvVyWXAcLfG3JoPNk4xIXWWIBWunHcJ8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iDwkX68c8m2Z640DqNC34ChTfRTEFPBBA19UUE5gpZionWFjU1ED6Gk/qmcv8ZDXm wyCZ0H1SqWlikojOKpwi1JECNZsCCt2Fl30Owy86iHE0qErHJit4YTGjeOciDfsAxa Ykk07SH6WdcSZUb2dzZCsP1lf2mqBf107lojWuZU= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Yongqin Liu , Dmitry Baryshkov , Abhinav Kumar , Marijn Suijten , Sumit Semwal , Sasha Levin Subject: [PATCH 6.4 398/800] drm/msm/dpu: do not enable color-management if DSPPs are not available Date: Sun, 16 Jul 2023 21:44:11 +0200 Message-ID: <20230716194958.315328896@linuxfoundation.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230716194949.099592437@linuxfoundation.org> References: <20230716194949.099592437@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Dmitry Baryshkov [ Upstream commit 3bcfc7b90465efd337d39b91b43972162f0d1908 ] We can not support color management without DSPP blocks being provided in the HW catalog. Do not enable color management for CRTCs if num_dspps is 0. Fixes: 4259ff7ae509 ("drm/msm/dpu: add support for pcc color block in dpu driver") Reported-by: Yongqin Liu Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar Reviewed-by: Marijn Suijten Reviewed-by: Sumit Semwal Tested-by: Yongqin Liu Patchwork: https://patchwork.freedesktop.org/patch/542141/ Link: https://lore.kernel.org/r/20230612182534.3345805-1-dmitry.baryshkov@linaro.org Signed-off-by: Sasha Levin --- drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c index cc66ddffe6723..eee48371126d8 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c @@ -1463,6 +1463,8 @@ static const struct drm_crtc_helper_funcs dpu_crtc_helper_funcs = { struct drm_crtc *dpu_crtc_init(struct drm_device *dev, struct drm_plane *plane, struct drm_plane *cursor) { + struct msm_drm_private *priv = dev->dev_private; + struct dpu_kms *dpu_kms = to_dpu_kms(priv->kms); struct drm_crtc *crtc = NULL; struct dpu_crtc *dpu_crtc = NULL; int i, ret; @@ -1494,7 +1496,8 @@ struct drm_crtc *dpu_crtc_init(struct drm_device *dev, struct drm_plane *plane, drm_crtc_helper_add(crtc, &dpu_crtc_helper_funcs); - drm_crtc_enable_color_mgmt(crtc, 0, true, 0); + if (dpu_kms->catalog->dspp_count) + drm_crtc_enable_color_mgmt(crtc, 0, true, 0); /* save user friendly CRTC name for later */ snprintf(dpu_crtc->name, DPU_CRTC_NAME_SIZE, "crtc%u", crtc->base.id); -- 2.39.2