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[v4,04/16] drm/dsi: Constify mipi_dsi_msg

Message ID 1415006021-29313-4-git-send-email-thierry.reding@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Thierry Reding Nov. 3, 2014, 9:13 a.m. UTC 
From: Thierry Reding <treding@nvidia.com>

struct mipi_dsi_msg is a read-only structure, drivers should never need
to modify it. Make this explicit by making all references to the struct
const.

Acked-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
---
 drivers/gpu/drm/exynos/exynos_drm_dsi.c | 2 +-
 include/drm/drm_mipi_dsi.h              | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
index acf7e9e39dcd..f43d25896f3b 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
@@ -1236,7 +1236,7 @@  static bool exynos_dsi_is_short_dsi_type(u8 type)
 }
 
 static ssize_t exynos_dsi_host_transfer(struct mipi_dsi_host *host,
-				       struct mipi_dsi_msg *msg)
+				        const struct mipi_dsi_msg *msg)
 {
 	struct exynos_dsi *dsi = host_to_dsi(host);
 	struct exynos_dsi_transfer xfer;
diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h
index e37b1962ab7e..6600cf630585 100644
--- a/include/drm/drm_mipi_dsi.h
+++ b/include/drm/drm_mipi_dsi.h
@@ -74,7 +74,7 @@  struct mipi_dsi_host_ops {
 	int (*detach)(struct mipi_dsi_host *host,
 		      struct mipi_dsi_device *dsi);
 	ssize_t (*transfer)(struct mipi_dsi_host *host,
-			    struct mipi_dsi_msg *msg);
+			    const struct mipi_dsi_msg *msg);
 };
 
 /**