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author | codeworkx <codeworkx@cyanogenmod.com> | 2012-09-22 09:48:20 +0200 |
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committer | codeworkx <codeworkx@cyanogenmod.com> | 2012-09-22 14:02:16 +0200 |
commit | 2489007e7d740ccbc3e0a202914e243ad5178787 (patch) | |
tree | b8e6380ea7b1da63474ad68a5dba997e01146043 /drivers/gpu/drm/exynos/exynos_drm_vidi.c | |
parent | 5f67568eb31e3a813c7c52461dcf66ade15fc2e7 (diff) | |
download | kernel_samsung_smdk4412-2489007e7d740ccbc3e0a202914e243ad5178787.zip kernel_samsung_smdk4412-2489007e7d740ccbc3e0a202914e243ad5178787.tar.gz kernel_samsung_smdk4412-2489007e7d740ccbc3e0a202914e243ad5178787.tar.bz2 |
merge opensource jb u5
Change-Id: I1aaec157aa196f3448eff8636134fce89a814cf2
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_vidi.c')
-rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_vidi.c | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c index 876e460..44bcdc8 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c @@ -468,7 +468,7 @@ static int vidi_subdrv_probe(struct drm_device *drm_dev, struct device *dev) return 0; } -static void vidi_subdrv_remove(struct drm_device *drm_dev) +static void vidi_subdrv_remove(struct drm_device *drm_dev, struct device *dev) { DRM_DEBUG_KMS("%s\n", __FILE__); @@ -549,6 +549,8 @@ int vidi_connection_ioctl(struct drm_device *drm_dev, void *data, struct exynos_drm_manager *manager; struct exynos_drm_display_ops *display_ops; struct drm_exynos_vidi_connection *vidi = data; + struct edid *raw_edid; + int edid_len; DRM_DEBUG_KMS("%s\n", __FILE__); @@ -557,11 +559,6 @@ int vidi_connection_ioctl(struct drm_device *drm_dev, void *data, return -EINVAL; } - if (!vidi->edid) { - DRM_DEBUG_KMS("edid data is null.\n"); - return -EINVAL; - } - if (vidi->connection > 1) { DRM_DEBUG_KMS("connection should be 0 or 1.\n"); return -EINVAL; @@ -588,8 +585,23 @@ int vidi_connection_ioctl(struct drm_device *drm_dev, void *data, return -EINVAL; } - if (vidi->connection) - ctx->raw_edid = (struct edid *)vidi->edid; + if (vidi->connection) { + if (!vidi->edid) { + DRM_DEBUG_KMS("edid data is null.\n"); + return -EINVAL; + } + raw_edid = (struct edid *)vidi->edid; + edid_len = (1 + raw_edid->extensions) * EDID_LENGTH; + ctx->raw_edid = kzalloc(edid_len, GFP_KERNEL); + if (!ctx->raw_edid) { + DRM_DEBUG_KMS("failed to allocate raw_edid.\n"); + return -ENOMEM; + } + memcpy(ctx->raw_edid, raw_edid, edid_len); + } else { + kfree(ctx->raw_edid); + ctx->raw_edid = NULL; + } ctx->connected = vidi->connection; drm_helper_hpd_irq_event(ctx->subdrv.drm_dev); @@ -644,6 +656,7 @@ static int __devexit vidi_remove(struct platform_device *pdev) exynos_drm_subdrv_unregister(&ctx->subdrv); + kfree(ctx->raw_edid); kfree(ctx); return 0; |