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Mon, 20 Jul 2026 08:41:19 -0700 (PDT) From: Diogo Silva Date: Mon, 20 Jul 2026 17:40:41 +0200 Subject: [PATCH v2 09/15] drm/mediatek: remove dependency on DRM simple helpers Precedence: bulk X-Mailing-List: virtualization@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260720-drm_simple_encoder_init-v2-9-5020b630668a@gmail.com> References: <20260720-drm_simple_encoder_init-v2-0-5020b630668a@gmail.com> In-Reply-To: <20260720-drm_simple_encoder_init-v2-0-5020b630668a@gmail.com> To: Jingoo Han , Inki Dae , Seung-Woo Kim , Kyungmin Park , David Airlie , Simona Vetter , Krzysztof Kozlowski , Peter Griffin , Alim Akhtar , Laurent Pinchart , Tomi Valkeinen , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Michal Simek , Thierry Reding , Mikko Perttunen , Jonathan Hunter , Stefan Agner , Alison Wang , Anitha Chrisanthus , David Airlie , Gerd Hoffmann , Dmitry Osipenko , Gurchetan Singh , Chia-I Wu , Jyri Sarha , Liu Ying , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Chun-Kuang Hu , Philipp Zabel , Matthias Brugger , AngeloGioacchino Del Regno , Geert Uytterhoeven , Xinliang Liu , Sumit Semwal , Yongqin Liu , John Stultz , Liviu Dudau , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Jonathan Corbet , Shuah Khan Cc: dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org, virtualization@lists.linux.dev, imx@lists.linux.dev, linux-mediatek@lists.infradead.org, linux-renesas-soc@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-doc@vger.kernel.org, Diogo Silva X-Mailer: b4 0.15.2 The simple KMS helpers are deprecated because they only add an intermediate layer between drivers and atomic modesetting. Open-code drm_simple_encoder_init() by calling drm_encoder_init() directly and providing driver-local drm_encoder_funcs. Signed-off-by: Diogo Silva --- drivers/gpu/drm/mediatek/mtk_dsi.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c index 3f3f56eed3f9..7cd136bd9605 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -21,12 +21,12 @@ #include #include #include +#include #include #include #include #include #include -#include #include "mtk_ddp_comp.h" #include "mtk_disp_drv.h" @@ -913,12 +913,16 @@ void mtk_dsi_ddp_stop(struct device *dev) mtk_dsi_poweroff(dsi); } +static const struct drm_encoder_funcs mtk_dsi_encoder_funcs = { + .destroy = drm_encoder_cleanup, +}; + static int mtk_dsi_encoder_init(struct drm_device *drm, struct mtk_dsi *dsi) { int ret; - ret = drm_simple_encoder_init(drm, &dsi->encoder, - DRM_MODE_ENCODER_DSI); + ret = drm_encoder_init(drm, &dsi->encoder, &mtk_dsi_encoder_funcs, + DRM_MODE_ENCODER_DSI, NULL); if (ret) { drm_err(drm, "Failed to encoder init to drm\n"); 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org The simple KMS helpers are deprecated because they only add an intermediate layer between drivers and atomic modesetting. Open-code drm_simple_encoder_init() by calling drm_encoder_init() directly and providing driver-local drm_encoder_funcs. Signed-off-by: Diogo Silva --- drivers/gpu/drm/mediatek/mtk_dsi.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c index 3f3f56eed3f9..7cd136bd9605 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -21,12 +21,12 @@ #include #include #include +#include #include #include #include #include #include -#include #include "mtk_ddp_comp.h" #include "mtk_disp_drv.h" @@ -913,12 +913,16 @@ void mtk_dsi_ddp_stop(struct device *dev) mtk_dsi_poweroff(dsi); } +static const struct drm_encoder_funcs mtk_dsi_encoder_funcs = { + .destroy = drm_encoder_cleanup, +}; + static int mtk_dsi_encoder_init(struct drm_device *drm, struct mtk_dsi *dsi) { int ret; - ret = drm_simple_encoder_init(drm, &dsi->encoder, - DRM_MODE_ENCODER_DSI); + ret = drm_encoder_init(drm, &dsi->encoder, &mtk_dsi_encoder_funcs, + DRM_MODE_ENCODER_DSI, NULL); if (ret) { drm_err(drm, "Failed to encoder init to drm\n"); return ret; -- 2.54.0 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic