From: Sibi S <sibis@codeaurora.org>
To: architt@codeaurora.org, robdclark@gmail.com, jcrouse@codeaurora.org
Cc: linux-arm-msm@vger.kernel.org, Sibi S <sibis@codeaurora.org>,
dri-devel@lists.freedesktop.org
Subject: [PATCH v2 1/3] drm/msm/dsi: add dsi host helper functions support
Date: Tue, 20 Mar 2018 01:11:01 +0530 [thread overview]
Message-ID: <20180319194103.2454-2-sibis@codeaurora.org> (raw)
In-Reply-To: <20180319194103.2454-1-sibis@codeaurora.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 S <sibis@codeaurora.org>
---
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
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next prev parent reply other threads:[~2018-03-19 19:41 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-19 19:41 [PATCH v2 0/3] Cleanup excessive DSI host controller version checks Sibi S
2018-03-19 19:41 ` Sibi S [this message]
2018-03-19 19:41 ` [PATCH v2 2/3] drm/msm/dsi: add implementation for helper functions Sibi S
2018-03-19 20:23 ` Jordan Crouse
2018-03-26 17:16 ` Sibi S
2018-03-19 19:41 ` [PATCH v2 3/3] drm/msm/dsi: replace version checks with " Sibi S
2018-03-23 12:35 ` [PATCH v2 0/3] Cleanup excessive DSI host controller version checks Archit Taneja
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