summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/amd/display/modules
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules')
-rw-r--r--drivers/gpu/drm/amd/display/modules/color/color_gamma.c4
-rw-r--r--drivers/gpu/drm/amd/display/modules/freesync/freesync.c15
2 files changed, 7 insertions, 12 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
index 859ffd8725c5..04f7656906ca 100644
--- a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
+++ b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
@@ -1600,6 +1600,7 @@ static void interpolate_user_regamma(uint32_t hw_points_num,
struct fixed31_32 lut2;
struct fixed31_32 delta_lut;
struct fixed31_32 delta_index;
+ const struct fixed31_32 one = dc_fixpt_from_int(1);
i = 0;
/* fixed_pt library has problems handling too small values */
@@ -1628,6 +1629,9 @@ static void interpolate_user_regamma(uint32_t hw_points_num,
} else
hw_x = coordinates_x[i].x;
+ if (dc_fixpt_le(one, hw_x))
+ hw_x = one;
+
norm_x = dc_fixpt_mul(norm_factor, hw_x);
index = dc_fixpt_floor(norm_x);
if (index < 0 || index > 255)
diff --git a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
index da09ba7589f7..0f39ab9dc5b4 100644
--- a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
+++ b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
@@ -613,10 +613,6 @@ static void build_vrr_infopacket_data_v1(const struct mod_vrr_params *vrr,
* Note: We should never go above the field rate of the mode timing set.
*/
infopacket->sb[8] = (unsigned char)((vrr->max_refresh_in_uhz + 500000) / 1000000);
-
- /* FreeSync HDR */
- infopacket->sb[9] = 0;
- infopacket->sb[10] = 0;
}
static void build_vrr_infopacket_data_v3(const struct mod_vrr_params *vrr,
@@ -684,10 +680,6 @@ static void build_vrr_infopacket_data_v3(const struct mod_vrr_params *vrr,
/* PB16 : Reserved bits 7:1, FixedRate bit 0 */
infopacket->sb[16] = (vrr->state == VRR_STATE_ACTIVE_FIXED) ? 1 : 0;
-
- //FreeSync HDR
- infopacket->sb[9] = 0;
- infopacket->sb[10] = 0;
}
static void build_vrr_infopacket_fs2_data(enum color_transfer_func app_tf,
@@ -772,8 +764,7 @@ static void build_vrr_infopacket_header_v2(enum signal_type signal,
/* HB2 = [Bits 7:5 = 0] [Bits 4:0 = Length = 0x09] */
infopacket->hb2 = 0x09;
- *payload_size = 0x0A;
-
+ *payload_size = 0x09;
} else if (dc_is_dp_signal(signal)) {
/* HEADER */
@@ -822,9 +813,9 @@ static void build_vrr_infopacket_header_v3(enum signal_type signal,
infopacket->hb1 = version;
/* HB2 = [Bits 7:5 = 0] [Bits 4:0 = Length] */
- *payload_size = 0x10;
- infopacket->hb2 = *payload_size - 1; //-1 for checksum
+ infopacket->hb2 = 0x10;
+ *payload_size = 0x10;
} else if (dc_is_dp_signal(signal)) {
/* HEADER */