From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934961AbeE2OU5 (ORCPT ); Tue, 29 May 2018 10:20:57 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:44910 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934924AbeE2OUv (ORCPT ); Tue, 29 May 2018 10:20:51 -0400 DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 1ADAC60261 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=sibis@codeaurora.org From: Sibi Sankar To: architt@codeaurora.org, robdclark@gmail.com, jcrouse@codeaurora.org Cc: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Sibi Sankar Subject: [PATCH v4 1/3] drm/msm/dsi: add dsi host helper functions support Date: Tue, 29 May 2018 19:50:31 +0530 Message-Id: <20180529142033.12989-2-sibis@codeaurora.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180529142033.12989-1-sibis@codeaurora.org> References: <20180529142033.12989-1-sibis@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add dsi host helper functions support for DSI v2 and DSI 6G 1.x controllers that are under version checks Signed-off-by: Sibi Sankar --- drivers/gpu/drm/msm/dsi/dsi.h | 1 + drivers/gpu/drm/msm/dsi/dsi_cfg.h | 12 ++++++++++++ 2 files changed, 13 insertions(+) diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h index 70d9a9a47acd..80be83e8fdec 100644 --- a/drivers/gpu/drm/msm/dsi/dsi.h +++ b/drivers/gpu/drm/msm/dsi/dsi.h @@ -149,6 +149,7 @@ static inline int msm_dsi_pll_set_usecase(struct msm_dsi_pll *pll, #endif /* dsi host */ +struct msm_dsi_host; int msm_dsi_host_xfer_prepare(struct mipi_dsi_host *host, const struct mipi_dsi_msg *msg); void msm_dsi_host_xfer_restore(struct mipi_dsi_host *host, diff --git a/drivers/gpu/drm/msm/dsi/dsi_cfg.h b/drivers/gpu/drm/msm/dsi/dsi_cfg.h index 9cfdcf1c95d5..a795a062b779 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_cfg.h +++ b/drivers/gpu/drm/msm/dsi/dsi_cfg.h @@ -40,10 +40,22 @@ struct msm_dsi_config { const int num_dsi; }; +struct msm_dsi_host_cfg_ops { + int (*link_clk_enable)(struct msm_dsi_host *msm_host); + void (*link_clk_disable)(struct msm_dsi_host *msm_host); + int (*clk_init_ver)(struct msm_dsi_host *msm_host); + int (*tx_buf_alloc)(struct msm_dsi_host *msm_host, int size); + void* (*tx_buf_get)(struct msm_dsi_host *msm_host); + void (*tx_buf_put)(struct msm_dsi_host *msm_host); + int (*dma_base_get)(struct msm_dsi_host *msm_host, uint64_t *iova); + int (*calc_clk_rate)(struct msm_dsi_host *msm_host); +}; + struct msm_dsi_cfg_handler { u32 major; u32 minor; const struct msm_dsi_config *cfg; + const struct msm_dsi_host_cfg_ops *ops; }; const struct msm_dsi_cfg_handler *msm_dsi_cfg_get(u32 major, u32 minor); -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project