[PATCH 03/10] drm/exynos: fix types for compilation on 64bit architectures

[Marek Szyprowski]

This patch fixes compilation warnings (on 64bit architectures) and bugs
related to casting pointers through 32bit integers.

Signed-off-by: Marek Szyprowski <m.szyprowski at samsung.com>
---
 drivers/gpu/drm/exynos/exynos_drm_g2d.c  | 5 +++--
 drivers/gpu/drm/exynos/exynos_drm_gem.c  | 2 +-
 drivers/gpu/drm/exynos/exynos_drm_vidi.c | 8 +++++---
 3 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c 
b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
index c17efdb..8dfe6e1 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
@@ -1166,7 +1166,7 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device 
*drm_dev, void *data,
                goto err_free_event;
        }

-       cmd = (struct drm_exynos_g2d_cmd *)(uint32_t)req->cmd;
+       cmd = (struct drm_exynos_g2d_cmd *)(unsigned long)req->cmd;

        if (copy_from_user(cmdlist->data + cmdlist->last,
                                (void __user *)cmd,
@@ -1184,7 +1184,8 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device 
*drm_dev, void *data,
        if (req->cmd_buf_nr) {
                struct drm_exynos_g2d_cmd *cmd_buf;

-               cmd_buf = (struct drm_exynos_g2d_cmd *)(uint32_t)req->cmd_buf;
+               cmd_buf = (struct drm_exynos_g2d_cmd *)
+                               (unsigned long)req->cmd_buf;

                if (copy_from_user(cmdlist->data + cmdlist->last,
                                        (void __user *)cmd_buf,
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c 
b/drivers/gpu/drm/exynos/exynos_drm_gem.c
index 32358c5..47d126a 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c
@@ -218,7 +218,7 @@ static struct exynos_drm_gem *exynos_drm_gem_init(struct 
drm_device *dev,
                return ERR_PTR(ret);
        }

-       DRM_DEBUG_KMS("created file object = 0x%x\n", (unsigned int)obj->filp);
+       DRM_DEBUG_KMS("created file object = %p\n", obj->filp);

        return exynos_gem;
 }
diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c 
b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
index 62ac4e5..b605bd7 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
@@ -223,7 +223,7 @@ static void vidi_fake_vblank_handler(struct work_struct 
*work)
        }
 }

-static int vidi_show_connection(struct device *dev,
+static ssize_t vidi_show_connection(struct device *dev,
                                struct device_attribute *attr, char *buf)
 {
        struct vidi_context *ctx = dev_get_drvdata(dev);
@@ -238,7 +238,7 @@ static int vidi_show_connection(struct device *dev,
        return rc;
 }

-static int vidi_store_connection(struct device *dev,
+static ssize_t vidi_store_connection(struct device *dev,
                                struct device_attribute *attr,
                                const char *buf, size_t len)
 {
@@ -294,7 +294,9 @@ int vidi_connection_ioctl(struct drm_device *drm_dev, void 
*data,
        }

        if (vidi->connection) {
-               struct edid *raw_edid  = (struct edid *)(uint32_t)vidi->edid;
+               struct edid *raw_edid;
+
+               raw_edid = (struct edid *)(unsigned long)vidi->edid;
                if (!drm_edid_is_valid(raw_edid)) {
                        DRM_DEBUG_KMS("edid data is invalid.\n");
                        return -EINVAL;
-- 
1.9.2