From: Paul Cercueil <paul@crapouillou.net> To: David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>, Rob Herring <robh+dt@kernel.org>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, "Rafael J . Wysocki" <rafael@kernel.org> Cc: od@zcrc.me, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Paul Cercueil <paul@crapouillou.net> Subject: [PATCH 07/12] gpu/drm: ingenic: Set DMA descriptor chain address in probe Date: Sat, 16 May 2020 23:50:52 +0200 [thread overview] Message-ID: <20200516215057.392609-7-paul@crapouillou.net> (raw) In-Reply-To: <20200516215057.392609-1-paul@crapouillou.net> The address of the DMA descriptor never changes. It can therefore be set in the probe function. Signed-off-by: Paul Cercueil <paul@crapouillou.net> --- drivers/gpu/drm/ingenic/ingenic-drm.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/ingenic/ingenic-drm.c b/drivers/gpu/drm/ingenic/ingenic-drm.c index 3207105755c9..e43318938e9e 100644 --- a/drivers/gpu/drm/ingenic/ingenic-drm.c +++ b/drivers/gpu/drm/ingenic/ingenic-drm.c @@ -358,8 +358,6 @@ static void ingenic_drm_crtc_atomic_flush(struct drm_crtc *crtc, ingenic_drm_crtc_update_ctrl(priv, finfo); clk_set_rate(priv->pix_clk, state->adjusted_mode.clock * 1000); - - regmap_write(priv->map, JZ_REG_LCD_DA0, priv->dma_hwdesc->next); } if (event) { @@ -768,6 +766,9 @@ static int ingenic_drm_probe(struct platform_device *pdev) } } + /* Set address of our DMA descriptor chain */ + regmap_write(priv->map, JZ_REG_LCD_DA0, priv->dma_hwdesc_phys); + ret = drm_dev_register(drm, 0); if (ret) { dev_err(dev, "Failed to register DRM driver"); -- 2.26.2
WARNING: multiple messages have this Message-ID (diff)
From: Paul Cercueil <paul@crapouillou.net> To: David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>, Rob Herring <robh+dt@kernel.org>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, "Rafael J . Wysocki" <rafael@kernel.org> Cc: Paul Cercueil <paul@crapouillou.net>, devicetree@vger.kernel.org, od@zcrc.me, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: [PATCH 07/12] gpu/drm: ingenic: Set DMA descriptor chain address in probe Date: Sat, 16 May 2020 23:50:52 +0200 [thread overview] Message-ID: <20200516215057.392609-7-paul@crapouillou.net> (raw) In-Reply-To: <20200516215057.392609-1-paul@crapouillou.net> The address of the DMA descriptor never changes. It can therefore be set in the probe function. Signed-off-by: Paul Cercueil <paul@crapouillou.net> --- drivers/gpu/drm/ingenic/ingenic-drm.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/ingenic/ingenic-drm.c b/drivers/gpu/drm/ingenic/ingenic-drm.c index 3207105755c9..e43318938e9e 100644 --- a/drivers/gpu/drm/ingenic/ingenic-drm.c +++ b/drivers/gpu/drm/ingenic/ingenic-drm.c @@ -358,8 +358,6 @@ static void ingenic_drm_crtc_atomic_flush(struct drm_crtc *crtc, ingenic_drm_crtc_update_ctrl(priv, finfo); clk_set_rate(priv->pix_clk, state->adjusted_mode.clock * 1000); - - regmap_write(priv->map, JZ_REG_LCD_DA0, priv->dma_hwdesc->next); } if (event) { @@ -768,6 +766,9 @@ static int ingenic_drm_probe(struct platform_device *pdev) } } + /* Set address of our DMA descriptor chain */ + regmap_write(priv->map, JZ_REG_LCD_DA0, priv->dma_hwdesc_phys); + ret = drm_dev_register(drm, 0); if (ret) { dev_err(dev, "Failed to register DRM driver"); -- 2.26.2 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2020-05-16 21:51 UTC|newest] Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-05-16 21:50 [PATCH 01/12] dt-bindings: display: Convert ingenic,lcd.txt to YAML Paul Cercueil 2020-05-16 21:50 ` Paul Cercueil 2020-05-16 21:50 ` [PATCH 02/12] dt-bindings: display: Add ingenic,ipu.yaml Paul Cercueil 2020-05-16 21:50 ` Paul Cercueil 2020-05-17 6:17 ` Sam Ravnborg 2020-05-17 6:17 ` Sam Ravnborg 2020-05-17 11:06 ` Paul Cercueil 2020-05-17 11:06 ` Paul Cercueil 2020-05-16 21:50 ` [PATCH 03/12] component: Support binding with no matches Paul Cercueil 2020-05-16 21:50 ` Paul Cercueil 2020-05-16 21:50 ` [PATCH 04/12] gpu/drm: ingenic: Fix bogus crtc_atomic_check callback Paul Cercueil 2020-05-16 21:50 ` Paul Cercueil 2020-05-17 6:17 ` Sam Ravnborg 2020-05-17 6:17 ` Sam Ravnborg 2020-05-17 12:19 ` Paul Cercueil 2020-05-17 12:19 ` Paul Cercueil 2020-05-16 21:50 ` [PATCH 05/12] gpu/drm: Ingenic: Fix opaque pointer casted to wrong type Paul Cercueil 2020-05-16 21:50 ` Paul Cercueil 2020-05-17 6:21 ` Sam Ravnborg 2020-05-17 6:21 ` Sam Ravnborg 2020-05-17 12:19 ` Paul Cercueil 2020-05-17 12:19 ` Paul Cercueil 2020-05-16 21:50 ` [PATCH 06/12] gpu/drm: Ingenic: Fix incorrect assumption about plane->index Paul Cercueil 2020-05-16 21:50 ` Paul Cercueil 2020-05-19 11:49 ` Sasha Levin 2020-05-19 11:49 ` Sasha Levin 2020-05-16 21:50 ` Paul Cercueil [this message] 2020-05-16 21:50 ` [PATCH 07/12] gpu/drm: ingenic: Set DMA descriptor chain address in probe Paul Cercueil 2020-05-16 21:50 ` [PATCH 08/12] gpu/drm: Ingenic: Move register definitions to ingenic-drm.h Paul Cercueil 2020-05-16 21:50 ` Paul Cercueil 2020-05-16 21:50 ` [PATCH 09/12] gpu/drm: Ingenic: Add support for OSD mode Paul Cercueil 2020-05-16 21:50 ` Paul Cercueil 2020-05-16 21:50 ` [PATCH 10/12] gpu/drm: Ingenic: Register driver as component master Paul Cercueil 2020-05-16 21:50 ` Paul Cercueil 2020-05-16 21:50 ` [PATCH 11/12] gpu/drm: Ingenic: Add support for the IPU Paul Cercueil 2020-05-16 21:50 ` Paul Cercueil 2020-05-18 10:48 ` Emil Velikov 2020-05-18 10:48 ` Emil Velikov 2020-05-18 11:26 ` Paul Cercueil 2020-05-18 11:26 ` Paul Cercueil 2020-05-19 17:10 ` Paul Boddie 2020-05-19 17:10 ` Paul Boddie 2020-05-16 21:50 ` [PATCH 12/12] gpu/drm: Ingenic: Support multiple panels/bridges Paul Cercueil 2020-05-16 21:50 ` Paul Cercueil 2020-05-17 6:12 ` [PATCH 01/12] dt-bindings: display: Convert ingenic,lcd.txt to YAML Sam Ravnborg 2020-05-17 6:12 ` Sam Ravnborg 2020-05-28 20:17 ` Rob Herring 2020-05-28 20:17 ` Rob Herring
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