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authorAlex Deucher <alexander.deucher@amd.com>2015-05-14 12:47:45 -0400
committerAlex Deucher <alexander.deucher@amd.com>2015-05-26 10:31:26 -0400
commit0c3a88407ef2be8bb7c302c298d6ff58ebde4a43 (patch)
treedbb31b4872f879c3488c1665dd07ec485bba6a8b /drivers/gpu/drm/radeon/atombios_dp.c
parenta10e04f4c54f02d397f429765acb09d81d344587 (diff)
downloadblackbird-op-linux-0c3a88407ef2be8bb7c302c298d6ff58ebde4a43.tar.gz
blackbird-op-linux-0c3a88407ef2be8bb7c302c298d6ff58ebde4a43.zip
drm/radeon: make dpcd parameters const
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_dp.c')
-rw-r--r--drivers/gpu/drm/radeon/atombios_dp.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c
index 3e3290c203c6..ed173d30f1c0 100644
--- a/drivers/gpu/drm/radeon/atombios_dp.c
+++ b/drivers/gpu/drm/radeon/atombios_dp.c
@@ -253,7 +253,7 @@ void radeon_dp_aux_init(struct radeon_connector *radeon_connector)
#define DP_VOLTAGE_MAX DP_TRAIN_VOLTAGE_SWING_LEVEL_3
#define DP_PRE_EMPHASIS_MAX DP_TRAIN_PRE_EMPH_LEVEL_3
-static void dp_get_adjust_train(u8 link_status[DP_LINK_STATUS_SIZE],
+static void dp_get_adjust_train(const u8 link_status[DP_LINK_STATUS_SIZE],
int lane_count,
u8 train_set[4])
{
@@ -311,7 +311,7 @@ static int dp_get_max_dp_pix_clock(int link_rate,
/***** radeon specific DP functions *****/
int radeon_dp_get_max_link_rate(struct drm_connector *connector,
- u8 dpcd[DP_DPCD_SIZE])
+ const u8 dpcd[DP_DPCD_SIZE])
{
int max_link_rate;
@@ -328,7 +328,7 @@ int radeon_dp_get_max_link_rate(struct drm_connector *connector,
* if the max lane# < low rate lane# then use max lane# instead.
*/
static int radeon_dp_get_dp_lane_number(struct drm_connector *connector,
- u8 dpcd[DP_DPCD_SIZE],
+ const u8 dpcd[DP_DPCD_SIZE],
int pix_clock)
{
int bpp = convert_bpc_to_bpp(radeon_get_monitor_bpc(connector));
@@ -347,7 +347,7 @@ static int radeon_dp_get_dp_lane_number(struct drm_connector *connector,
}
static int radeon_dp_get_dp_link_clock(struct drm_connector *connector,
- u8 dpcd[DP_DPCD_SIZE],
+ const u8 dpcd[DP_DPCD_SIZE],
int pix_clock)
{
int bpp = convert_bpc_to_bpp(radeon_get_monitor_bpc(connector));
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