From: Ville Syrjälä <ville.syrj...@linux.intel.com>

We don't modify the packed infoframe data, so we should keep the
const qualifier in place. Just pass the buffer as 'const void *'
instead of 'const uint8_t *' and we can drop the cast entirely.

Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
 drivers/gpu/drm/i915/intel_drv.h  |  2 +-
 drivers/gpu/drm/i915/intel_hdmi.c | 20 ++++++++++----------
 2 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index ea62673..852ed41 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -454,7 +454,7 @@ struct intel_hdmi {
        bool rgb_quant_range_selectable;
        void (*write_infoframe)(struct drm_encoder *encoder,
                                enum hdmi_infoframe_type type,
-                               const uint8_t *frame, ssize_t len);
+                               const void *frame, ssize_t len);
        void (*set_infoframes)(struct drm_encoder *encoder,
                               struct drm_display_mode *adjusted_mode);
 };
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c 
b/drivers/gpu/drm/i915/intel_hdmi.c
index 6a6ad0c..6db0d9d 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -130,9 +130,9 @@ static u32 hsw_infoframe_data_reg(enum hdmi_infoframe_type 
type,
 
 static void g4x_write_infoframe(struct drm_encoder *encoder,
                                enum hdmi_infoframe_type type,
-                               const uint8_t *frame, ssize_t len)
+                               const void *frame, ssize_t len)
 {
-       uint32_t *data = (uint32_t *)frame;
+       const uint32_t *data = frame;
        struct drm_device *dev = encoder->dev;
        struct drm_i915_private *dev_priv = dev->dev_private;
        u32 val = I915_READ(VIDEO_DIP_CTL);
@@ -167,9 +167,9 @@ static void g4x_write_infoframe(struct drm_encoder *encoder,
 
 static void ibx_write_infoframe(struct drm_encoder *encoder,
                                enum hdmi_infoframe_type type,
-                               const uint8_t *frame, ssize_t len)
+                               const void *frame, ssize_t len)
 {
-       uint32_t *data = (uint32_t *)frame;
+       const uint32_t *data = frame;
        struct drm_device *dev = encoder->dev;
        struct drm_i915_private *dev_priv = dev->dev_private;
        struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc);
@@ -205,9 +205,9 @@ static void ibx_write_infoframe(struct drm_encoder *encoder,
 
 static void cpt_write_infoframe(struct drm_encoder *encoder,
                                enum hdmi_infoframe_type type,
-                               const uint8_t *frame, ssize_t len)
+                               const void *frame, ssize_t len)
 {
-       uint32_t *data = (uint32_t *)frame;
+       const uint32_t *data = frame;
        struct drm_device *dev = encoder->dev;
        struct drm_i915_private *dev_priv = dev->dev_private;
        struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc);
@@ -246,9 +246,9 @@ static void cpt_write_infoframe(struct drm_encoder *encoder,
 
 static void vlv_write_infoframe(struct drm_encoder *encoder,
                                enum hdmi_infoframe_type type,
-                               const uint8_t *frame, ssize_t len)
+                               const void *frame, ssize_t len)
 {
-       uint32_t *data = (uint32_t *)frame;
+       const uint32_t *data = frame;
        struct drm_device *dev = encoder->dev;
        struct drm_i915_private *dev_priv = dev->dev_private;
        struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc);
@@ -284,9 +284,9 @@ static void vlv_write_infoframe(struct drm_encoder *encoder,
 
 static void hsw_write_infoframe(struct drm_encoder *encoder,
                                enum hdmi_infoframe_type type,
-                               const uint8_t *frame, ssize_t len)
+                               const void *frame, ssize_t len)
 {
-       uint32_t *data = (uint32_t *)frame;
+       const uint32_t *data = frame;
        struct drm_device *dev = encoder->dev;
        struct drm_i915_private *dev_priv = dev->dev_private;
        struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc);
-- 
1.8.3.2

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