From mboxrd@z Thu Jan 1 00:00:00 1970 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=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 31FD2C433DF for ; Wed, 19 Aug 2020 12:10:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 03F61205CB for ; Wed, 19 Aug 2020 12:10:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597839011; bh=LoNkbNy+NbjfyHcUs4+KMDZxZVHRuvvlVTe95ZNdLs4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=tI1+t3DX391Q/sELiwGjSYXjgUDr64Qq0yZoJDglqzFTUMwQSbIZIP8ggGmlFTpMy CCaFhlK3usIE5LkeXqHXFWlrCYmQSPuH7iyb9tDkhkA8lFHGoXrk5AQQPDTJYmG0OZ wSJCKYZ+XKKH/kZtavnPDDavM9/2WpVI+ytFz9E0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728268AbgHSMKJ (ORCPT ); Wed, 19 Aug 2020 08:10:09 -0400 Received: from mail.kernel.org ([198.145.29.99]:48432 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728176AbgHSLrM (ORCPT ); Wed, 19 Aug 2020 07:47:12 -0400 Received: from mail.kernel.org (ip5f5ad5a3.dynamic.kabel-deutschland.de [95.90.213.163]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 5830222CAF; Wed, 19 Aug 2020 11:46:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597837582; bh=LoNkbNy+NbjfyHcUs4+KMDZxZVHRuvvlVTe95ZNdLs4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bATRGdhaVauZk8Mcvy7xJgUod2GIp+bRJhO7vR0Ectunmwi3GyMGhQ/El7sPn3xL8 hCwVOfXbzxcjqCjF/jr/noSGmSBhQCBqxLjgxEQISKq1ynE0YtjCKBM+a4SgydH7kK FLKIhXij/al6d2WLeHcl4VbsvQk0IO1xBbr4rJY0= Received: from mchehab by mail.kernel.org with local (Exim 4.94) (envelope-from ) id 1k8MXs-00Euau-9x; Wed, 19 Aug 2020 13:46:20 +0200 From: Mauro Carvalho Chehab To: Greg Kroah-Hartman Cc: linuxarm@huawei.com, mauro.chehab@huawei.com, Mauro Carvalho Chehab , John Stultz , Manivannan Sadhasivam , Daniel Vetter , dri-devel , Xiubin Zhang , Liwei Cai , devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org Subject: [PATCH 23/49] staging: hikey9xx/gpu: Change the logic which sets the burst mode Date: Wed, 19 Aug 2020 13:45:51 +0200 Message-Id: <617e29a2482984b2b46e2b41a33b78428fcbc4f9.1597833138.git.mchehab+huawei@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The logic there is more complex than it needs. It also places the device with a wrong setting if the flags are missed. This currently happens on Kirin970 for HDMI, as there's a bug at the part of the driver which selects between PANEL or OUTPUT at encoder init code. Signed-off-by: Mauro Carvalho Chehab --- .../hikey9xx/gpu/kirin9xx_dw_drm_dsi.c | 34 +++++++++++-------- 1 file changed, 20 insertions(+), 14 deletions(-) diff --git a/drivers/staging/hikey9xx/gpu/kirin9xx_dw_drm_dsi.c b/drivers/staging/hikey9xx/gpu/kirin9xx_dw_drm_dsi.c index e904943d9f9e..ffc8b8e61062 100644 --- a/drivers/staging/hikey9xx/gpu/kirin9xx_dw_drm_dsi.c +++ b/drivers/staging/hikey9xx/gpu/kirin9xx_dw_drm_dsi.c @@ -902,26 +902,28 @@ static void dw_dsi_set_mode(struct dw_dsi *dsi, enum dsi_work_mode mode) writel(POWERUP, base + PWR_UP); } -static void dsi_set_burst_mode(void __iomem *base, unsigned long flags) +static void dsi_set_burst_mode(void __iomem *base, unsigned long burst_flags) { + unsigned long flags; u32 val; - u32 mode_mask = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | - MIPI_DSI_MODE_VIDEO_SYNC_PULSE; - u32 non_burst_sync_pulse = MIPI_DSI_MODE_VIDEO | - MIPI_DSI_MODE_VIDEO_SYNC_PULSE; - u32 non_burst_sync_event = MIPI_DSI_MODE_VIDEO; - /* - * choose video mode type - */ - if ((flags & mode_mask) == non_burst_sync_pulse) + flags = burst_flags; + flags &= MIPI_DSI_MODE_VIDEO | + MIPI_DSI_MODE_VIDEO_BURST | + MIPI_DSI_MODE_VIDEO_SYNC_PULSE; + + if (!(flags & MIPI_DSI_MODE_VIDEO)) { + DRM_WARN("MIPI_DSI_MODE_VIDEO was not set! Using DSI_NON_BURST_SYNC_PULSES"); val = DSI_NON_BURST_SYNC_PULSES; - else if ((flags & mode_mask) == non_burst_sync_event) - val = DSI_NON_BURST_SYNC_EVENTS; - else + } else if (flags & MIPI_DSI_MODE_VIDEO_BURST) { val = DSI_BURST_SYNC_PULSES_1; + } else if (flags & MIPI_DSI_MODE_VIDEO_SYNC_PULSE) { + val = DSI_NON_BURST_SYNC_PULSES; + } else { + val = DSI_NON_BURST_SYNC_EVENTS; + } - DRM_INFO("burst_mode = 0x%x (DSI_NON_BURST_SYNC_PULSES => 0)", val); + DRM_INFO("burst_mode = 0x%x (flags: 0x%04lx)", val, burst_flags); set_reg(base + MIPIDSI_VID_MODE_CFG_OFFSET, val, 2, 0); } @@ -1047,6 +1049,10 @@ static void dsi_mipi_init(struct dw_dsi *dsi, char __iomem *mipi_dsi_base) WARN_ON(!mipi_dsi_base); id = dsi->cur_client; + + DRM_INFO("dsi_mipi_init, id=%d\n", id); + + mipi = &dsi->mipi; if (mipi->max_tx_esc_clk == 0) { -- 2.26.2 From mboxrd@z Thu Jan 1 00:00:00 1970 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=-12.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 57CBBC433E4 for ; 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Wed, 19 Aug 2020 11:46:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597837582; bh=LoNkbNy+NbjfyHcUs4+KMDZxZVHRuvvlVTe95ZNdLs4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bATRGdhaVauZk8Mcvy7xJgUod2GIp+bRJhO7vR0Ectunmwi3GyMGhQ/El7sPn3xL8 hCwVOfXbzxcjqCjF/jr/noSGmSBhQCBqxLjgxEQISKq1ynE0YtjCKBM+a4SgydH7kK FLKIhXij/al6d2WLeHcl4VbsvQk0IO1xBbr4rJY0= Received: from mchehab by mail.kernel.org with local (Exim 4.94) (envelope-from ) id 1k8MXs-00Euau-9x; Wed, 19 Aug 2020 13:46:20 +0200 From: Mauro Carvalho Chehab To: Greg Kroah-Hartman Subject: [PATCH 23/49] staging: hikey9xx/gpu: Change the logic which sets the burst mode Date: Wed, 19 Aug 2020 13:45:51 +0200 Message-Id: <617e29a2482984b2b46e2b41a33b78428fcbc4f9.1597833138.git.mchehab+huawei@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: References: MIME-Version: 1.0 X-BeenThere: driverdev-devel@linuxdriverproject.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Driver Project Developer List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devel@driverdev.osuosl.org, Liwei Cai , Manivannan Sadhasivam , Mauro Carvalho Chehab , linux-kernel@vger.kernel.org, linuxarm@huawei.com, dri-devel , Xiubin Zhang , John Stultz , Daniel Vetter , mauro.chehab@huawei.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: "devel" The logic there is more complex than it needs. It also places the device with a wrong setting if the flags are missed. This currently happens on Kirin970 for HDMI, as there's a bug at the part of the driver which selects between PANEL or OUTPUT at encoder init code. Signed-off-by: Mauro Carvalho Chehab --- .../hikey9xx/gpu/kirin9xx_dw_drm_dsi.c | 34 +++++++++++-------- 1 file changed, 20 insertions(+), 14 deletions(-) diff --git a/drivers/staging/hikey9xx/gpu/kirin9xx_dw_drm_dsi.c b/drivers/staging/hikey9xx/gpu/kirin9xx_dw_drm_dsi.c index e904943d9f9e..ffc8b8e61062 100644 --- a/drivers/staging/hikey9xx/gpu/kirin9xx_dw_drm_dsi.c +++ b/drivers/staging/hikey9xx/gpu/kirin9xx_dw_drm_dsi.c @@ -902,26 +902,28 @@ static void dw_dsi_set_mode(struct dw_dsi *dsi, enum dsi_work_mode mode) writel(POWERUP, base + PWR_UP); } -static void dsi_set_burst_mode(void __iomem *base, unsigned long flags) +static void dsi_set_burst_mode(void __iomem *base, unsigned long burst_flags) { + unsigned long flags; u32 val; - u32 mode_mask = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | - MIPI_DSI_MODE_VIDEO_SYNC_PULSE; - u32 non_burst_sync_pulse = MIPI_DSI_MODE_VIDEO | - MIPI_DSI_MODE_VIDEO_SYNC_PULSE; - u32 non_burst_sync_event = MIPI_DSI_MODE_VIDEO; - /* - * choose video mode type - */ - if ((flags & mode_mask) == non_burst_sync_pulse) + flags = burst_flags; + flags &= MIPI_DSI_MODE_VIDEO | + MIPI_DSI_MODE_VIDEO_BURST | + MIPI_DSI_MODE_VIDEO_SYNC_PULSE; + + if (!(flags & MIPI_DSI_MODE_VIDEO)) { + DRM_WARN("MIPI_DSI_MODE_VIDEO was not set! Using DSI_NON_BURST_SYNC_PULSES"); val = DSI_NON_BURST_SYNC_PULSES; - else if ((flags & mode_mask) == non_burst_sync_event) - val = DSI_NON_BURST_SYNC_EVENTS; - else + } else if (flags & MIPI_DSI_MODE_VIDEO_BURST) { val = DSI_BURST_SYNC_PULSES_1; + } else if (flags & MIPI_DSI_MODE_VIDEO_SYNC_PULSE) { + val = DSI_NON_BURST_SYNC_PULSES; + } else { + val = DSI_NON_BURST_SYNC_EVENTS; + } - DRM_INFO("burst_mode = 0x%x (DSI_NON_BURST_SYNC_PULSES => 0)", val); + DRM_INFO("burst_mode = 0x%x (flags: 0x%04lx)", val, burst_flags); set_reg(base + MIPIDSI_VID_MODE_CFG_OFFSET, val, 2, 0); } @@ -1047,6 +1049,10 @@ static void dsi_mipi_init(struct dw_dsi *dsi, char __iomem *mipi_dsi_base) WARN_ON(!mipi_dsi_base); id = dsi->cur_client; + + DRM_INFO("dsi_mipi_init, id=%d\n", id); + + mipi = &dsi->mipi; if (mipi->max_tx_esc_clk == 0) { -- 2.26.2 _______________________________________________ devel mailing list devel@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel From mboxrd@z Thu Jan 1 00:00:00 1970 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=-12.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 AC0E3C433DF for ; Wed, 19 Aug 2020 11:46:55 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7FDF920885 for ; Wed, 19 Aug 2020 11:46:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="bATRGdha" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7FDF920885 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 525C86E03B; Wed, 19 Aug 2020 11:46:30 +0000 (UTC) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by gabe.freedesktop.org (Postfix) with ESMTPS id 852B26E233 for ; Wed, 19 Aug 2020 11:46:23 +0000 (UTC) Received: from mail.kernel.org (ip5f5ad5a3.dynamic.kabel-deutschland.de [95.90.213.163]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 5830222CAF; Wed, 19 Aug 2020 11:46:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597837582; bh=LoNkbNy+NbjfyHcUs4+KMDZxZVHRuvvlVTe95ZNdLs4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bATRGdhaVauZk8Mcvy7xJgUod2GIp+bRJhO7vR0Ectunmwi3GyMGhQ/El7sPn3xL8 hCwVOfXbzxcjqCjF/jr/noSGmSBhQCBqxLjgxEQISKq1ynE0YtjCKBM+a4SgydH7kK FLKIhXij/al6d2WLeHcl4VbsvQk0IO1xBbr4rJY0= Received: from mchehab by mail.kernel.org with local (Exim 4.94) (envelope-from ) id 1k8MXs-00Euau-9x; Wed, 19 Aug 2020 13:46:20 +0200 From: Mauro Carvalho Chehab To: Greg Kroah-Hartman Subject: [PATCH 23/49] staging: hikey9xx/gpu: Change the logic which sets the burst mode Date: Wed, 19 Aug 2020 13:45:51 +0200 Message-Id: <617e29a2482984b2b46e2b41a33b78428fcbc4f9.1597833138.git.mchehab+huawei@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: References: MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devel@driverdev.osuosl.org, Liwei Cai , Manivannan Sadhasivam , Mauro Carvalho Chehab , linux-kernel@vger.kernel.org, linuxarm@huawei.com, dri-devel , Xiubin Zhang , mauro.chehab@huawei.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The logic there is more complex than it needs. It also places the device with a wrong setting if the flags are missed. This currently happens on Kirin970 for HDMI, as there's a bug at the part of the driver which selects between PANEL or OUTPUT at encoder init code. Signed-off-by: Mauro Carvalho Chehab --- .../hikey9xx/gpu/kirin9xx_dw_drm_dsi.c | 34 +++++++++++-------- 1 file changed, 20 insertions(+), 14 deletions(-) diff --git a/drivers/staging/hikey9xx/gpu/kirin9xx_dw_drm_dsi.c b/drivers/staging/hikey9xx/gpu/kirin9xx_dw_drm_dsi.c index e904943d9f9e..ffc8b8e61062 100644 --- a/drivers/staging/hikey9xx/gpu/kirin9xx_dw_drm_dsi.c +++ b/drivers/staging/hikey9xx/gpu/kirin9xx_dw_drm_dsi.c @@ -902,26 +902,28 @@ static void dw_dsi_set_mode(struct dw_dsi *dsi, enum dsi_work_mode mode) writel(POWERUP, base + PWR_UP); } -static void dsi_set_burst_mode(void __iomem *base, unsigned long flags) +static void dsi_set_burst_mode(void __iomem *base, unsigned long burst_flags) { + unsigned long flags; u32 val; - u32 mode_mask = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | - MIPI_DSI_MODE_VIDEO_SYNC_PULSE; - u32 non_burst_sync_pulse = MIPI_DSI_MODE_VIDEO | - MIPI_DSI_MODE_VIDEO_SYNC_PULSE; - u32 non_burst_sync_event = MIPI_DSI_MODE_VIDEO; - /* - * choose video mode type - */ - if ((flags & mode_mask) == non_burst_sync_pulse) + flags = burst_flags; + flags &= MIPI_DSI_MODE_VIDEO | + MIPI_DSI_MODE_VIDEO_BURST | + MIPI_DSI_MODE_VIDEO_SYNC_PULSE; + + if (!(flags & MIPI_DSI_MODE_VIDEO)) { + DRM_WARN("MIPI_DSI_MODE_VIDEO was not set! Using DSI_NON_BURST_SYNC_PULSES"); val = DSI_NON_BURST_SYNC_PULSES; - else if ((flags & mode_mask) == non_burst_sync_event) - val = DSI_NON_BURST_SYNC_EVENTS; - else + } else if (flags & MIPI_DSI_MODE_VIDEO_BURST) { val = DSI_BURST_SYNC_PULSES_1; + } else if (flags & MIPI_DSI_MODE_VIDEO_SYNC_PULSE) { + val = DSI_NON_BURST_SYNC_PULSES; + } else { + val = DSI_NON_BURST_SYNC_EVENTS; + } - DRM_INFO("burst_mode = 0x%x (DSI_NON_BURST_SYNC_PULSES => 0)", val); + DRM_INFO("burst_mode = 0x%x (flags: 0x%04lx)", val, burst_flags); set_reg(base + MIPIDSI_VID_MODE_CFG_OFFSET, val, 2, 0); } @@ -1047,6 +1049,10 @@ static void dsi_mipi_init(struct dw_dsi *dsi, char __iomem *mipi_dsi_base) WARN_ON(!mipi_dsi_base); id = dsi->cur_client; + + DRM_INFO("dsi_mipi_init, id=%d\n", id); + + mipi = &dsi->mipi; if (mipi->max_tx_esc_clk == 0) { -- 2.26.2 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel