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Tue, 28 Jul 2020 13:18:24 +0200 From: Frank Wunderlich To: linux-mediatek@lists.infradead.org Subject: [PATCH v2 3/5] drm: Add get_possible_crtc API for dpi, dsi Date: Tue, 28 Jul 2020 13:17:58 +0200 Message-Id: <20200728111800.77641-4-frank-w@public-files.de> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200728111800.77641-1-frank-w@public-files.de> References: <20200728111800.77641-1-frank-w@public-files.de> MIME-Version: 1.0 X-Provags-ID: V03:K1:hmgR7ODYKvx8oPlcDw8Lc1GdvQDfiX/JgJnDv87nXPtte2migzq ZD98y+zmB/ZdT2oYW7Y7j8ofZCmyvZqa5eJRoXNRmZdV4lhEsqqiCqPF33I3WAZ5nzXzcip 5b5gV7A/c4AzsF40MizKtDOUfJhcDZss5KO+Y5HIkLY1uKWgvNw03Vd+wONHCMSGrAmN1Ya g9M6z+lByXTke2b9AhiEw== X-UI-Out-Filterresults: notjunk:1;V03:K0:oPyIn61eoKU=:nWp+QYvJjVVqkKeqzkZ3Ph iYhrAl39Sn+LkOU9rBjxbm1Vm302BuYvnEEl79NA0BLBarrTogeumxQ8QBX2Busheudtwlrq1 J+WMPwzQPO3EYSsgAAgblYGL5AMT2YrnLZiUsv5kNcml3yIpeLCSl/s2mCKgC5Zxl8a1UUM5R nkePdaBfmvSjaSbrnJw20XLTVNLLaMLeLyF9duUS4M8PXJTAs5uXDXmNXyRX4YlsgZ1uhWG7q o8g7b1jQpVgjFOuwHiX7kHLhiYGo2rWJN0zKxNtaYoldIiHmpsVrUqzaRCuPR1RjZIetMiJHP 4Qw9D5or4wG8KN/c5JbSv4BmGP+dluzqv0lkjO1H9AA/4bljZ3426xJSYA/L8qjgkWX8kG6Sb gEiTgAjCvEKwYEtA0kFn2+GOs17x9jFd4eMSwwPgvXnrtF0BCSDDUUIyInlkPTpr5VKj85/cx F70WQabQqC0M8rKPBnJjdM3C3c+wZViza8PNlmfJ6zYZxd8qSdRD6TTMtrN9cghoqEInljPMz 0VLmSycUjPNKA7u3mqMM543Clt2LSwkT7qGicuITH1guySLNmA9L7juadcD4BJXP0DmXNOTqc 22pE1vaQmO6sx7DgMXo7lR/R1ZmyFSJw/2ozGLn3wyMp9k4d0JSy74BVpmjxHEDjrfyMJniNN WdPjXUPCoYStIchNH9FOAIp0eItPLe3phG2d7Ahi5HnvDlV6r/StUs/lKlZqynOsbHDfZFVAn JzJodKpBU2BeoocRiP7eXxdmndwIihGWqb5qRPwmd4moZEcPS7t4gZOKHgiiYV5qlanSx2ugV s4yCVIRTFu695Eqlc9yvzCZk907gQwPBNgPbgz3KySazB1SY4cpBkH1wgHzfgsp5F1uyQQHzG 84twun77hsqG7a2WazqIlRY7X3pfQZWKc/Jn5fJ3qSiCUdMd5V/OTwwSs0nBk3VD4g/vMZKCM eqkEwLBht4YhNNmraQqwONSZaXzBmKxBuko8FczOeeV5E7CplE9TruMzrvi1I+9k3VNmhbpgV mdWz9RTLUBoDl/xBfID6snAOoQjDboLe8Y7W0buefuFL6RIhXomKz8WHDYuiIbbjKuO9U6glZ AziyPftih3jgg4K+q1MSxUw3PkEta0kLJmB3iCuFVjndDfAHhcxZcLCmpqBQ74PNhpDTltSyf AfC6WNyz14AT4VICmDb3+2HdldqdOLQcIHKvobkolRkJoNLn363uLOMSE6X8yKZLLpE+fFfeM W3ECbbV6zftFuw7D8ngkScRVyKWmQRlqzr9m/lw== X-Mailman-Approved-At: Tue, 28 Jul 2020 19:30:50 +0000 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: Chun-Kuang Hu , Frank Wunderlich , David Airlie , Stu Hsieh , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Matthias Brugger , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Stu Hsieh Test: build pass and run ok Signed-off-by: Stu Hsieh --- drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 42 +++++++++++++++++++++ drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 2 + 2 files changed, 44 insertions(+) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c index 57c88de9a329..a5f2ff6bea93 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c @@ -13,6 +13,8 @@ #include #include #include +#include + #include "mtk_drm_drv.h" #include "mtk_drm_plane.h" #include "mtk_drm_ddp_comp.h" @@ -412,6 +414,22 @@ static const struct mtk_ddp_comp_match mtk_ddp_matches[DDP_COMPONENT_ID_MAX] = { [DDP_COMPONENT_WDMA1] = { MTK_DISP_WDMA, 1, NULL }, }; +static bool mtk_drm_find_comp_in_ddp(struct mtk_ddp_comp ddp_comp, + const enum mtk_ddp_comp_id *path, + unsigned int path_len) +{ + unsigned int i; + + if (path == NULL) + return false; + + for (i = 0U; i < path_len; i++) + if (ddp_comp.id == path[i]) + return true; + + return false; +} + int mtk_ddp_comp_get_id(struct device_node *node, enum mtk_ddp_comp_type comp_type) { @@ -427,6 +445,30 @@ int mtk_ddp_comp_get_id(struct device_node *node, return -EINVAL; } +unsigned int mtk_drm_find_possible_crtc_by_comp(struct drm_device *drm, + struct mtk_ddp_comp ddp_comp) +{ + struct mtk_drm_private *private = drm->dev_private; + unsigned int ret; + + if (mtk_drm_find_comp_in_ddp(ddp_comp, private->data->main_path, + private->data->main_len) == true) { + ret = BIT(0); + } else if (mtk_drm_find_comp_in_ddp(ddp_comp, + private->data->ext_path, + private->data->ext_len) == true) { + ret = BIT(1); + } else if (mtk_drm_find_comp_in_ddp(ddp_comp, + private->data->third_path, + private->data->third_len) == true) { + ret = BIT(2); + } else { + DRM_INFO("Failed to find comp in ddp table\n"); + ret = 0; + } + return ret; +} + int mtk_ddp_comp_init(struct device *dev, struct device_node *node, struct mtk_ddp_comp *comp, enum mtk_ddp_comp_id comp_id, const struct mtk_ddp_comp_funcs *funcs) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h index debe36395fe7..1d9e00b69462 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h @@ -202,6 +202,8 @@ static inline void mtk_ddp_ctm_set(struct mtk_ddp_comp *comp, int mtk_ddp_comp_get_id(struct device_node *node, enum mtk_ddp_comp_type comp_type); +unsigned int mtk_drm_find_possible_crtc_by_comp(struct drm_device *drm, + struct mtk_ddp_comp ddp_comp); int mtk_ddp_comp_init(struct device *dev, struct device_node *comp_node, struct mtk_ddp_comp *comp, enum mtk_ddp_comp_id comp_id, const struct mtk_ddp_comp_funcs *funcs); -- 2.25.1 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel