aboutsummaryrefslogtreecommitdiff
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.c32
-rw-r--r--drivers/gpu/drm/amd/display/modules/freesync/freesync.c15
-rw-r--r--drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c6
-rw-r--r--drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h2
4 files changed, 35 insertions, 20 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 ef742d95ef05..64a38f08f497 100644
--- a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
+++ b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
@@ -54,12 +54,17 @@ static struct hw_x_point coordinates_x[MAX_HW_POINTS + 2];
* just multiply with 2^gamma which can be computed once, and save the result so we
* recursively compute all the values.
*/
- /*sRGB 709 2.2 2.4 P3*/
-static const int32_t gamma_numerator01[] = { 31308, 180000, 0, 0, 0};
-static const int32_t gamma_numerator02[] = { 12920, 4500, 0, 0, 0};
-static const int32_t gamma_numerator03[] = { 55, 99, 0, 0, 0};
-static const int32_t gamma_numerator04[] = { 55, 99, 0, 0, 0};
-static const int32_t gamma_numerator05[] = { 2400, 2200, 2200, 2400, 2600};
+
+/*
+ * Regamma coefficients are used for both regamma and degamma. Degamma
+ * coefficients are calculated in our formula using the regamma coefficients.
+ */
+ /*sRGB 709 2.2 2.4 P3*/
+static const int32_t numerator01[] = { 31308, 180000, 0, 0, 0};
+static const int32_t numerator02[] = { 12920, 4500, 0, 0, 0};
+static const int32_t numerator03[] = { 55, 99, 0, 0, 0};
+static const int32_t numerator04[] = { 55, 99, 0, 0, 0};
+static const int32_t numerator05[] = { 2400, 2200, 2200, 2400, 2600};
/* one-time setup of X points */
void setup_x_points_distribution(void)
@@ -288,7 +293,8 @@ struct dividers {
};
-static bool build_coefficients(struct gamma_coefficients *coefficients, enum dc_transfer_func_predefined type)
+static bool build_coefficients(struct gamma_coefficients *coefficients,
+ enum dc_transfer_func_predefined type)
{
uint32_t i = 0;
@@ -312,15 +318,15 @@ static bool build_coefficients(struct gamma_coefficients *coefficients, enum dc_
do {
coefficients->a0[i] = dc_fixpt_from_fraction(
- gamma_numerator01[index], 10000000);
+ numerator01[index], 10000000);
coefficients->a1[i] = dc_fixpt_from_fraction(
- gamma_numerator02[index], 1000);
+ numerator02[index], 1000);
coefficients->a2[i] = dc_fixpt_from_fraction(
- gamma_numerator03[index], 1000);
+ numerator03[index], 1000);
coefficients->a3[i] = dc_fixpt_from_fraction(
- gamma_numerator04[index], 1000);
+ numerator04[index], 1000);
coefficients->user_gamma[i] = dc_fixpt_from_fraction(
- gamma_numerator05[index], 1000);
+ numerator05[index], 1000);
++i;
} while (i != ARRAY_SIZE(coefficients->a0));
@@ -1685,7 +1691,7 @@ static void apply_degamma_for_user_regamma(struct pwl_float_data_ex *rgb_regamma
struct pwl_float_data_ex *rgb = rgb_regamma;
const struct hw_x_point *coord_x = coordinates_x;
- build_coefficients(&coeff, TRANSFER_FUNCTION_SRGB);
+ build_coefficients(&coeff, true);
i = 0;
while (i != hw_points_num + 1) {
diff --git a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
index b99aa232bd8b..bd1d1dc93629 100644
--- a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
+++ b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
@@ -155,9 +155,18 @@ static unsigned int calc_v_total_from_duration(
if (duration_in_us > vrr->max_duration_in_us)
duration_in_us = vrr->max_duration_in_us;
- v_total = div64_u64(div64_u64(((unsigned long long)(
- duration_in_us) * (stream->timing.pix_clk_100hz / 10)),
- stream->timing.h_total), 1000);
+ if (dc_is_hdmi_signal(stream->signal)) {
+ uint32_t h_total_up_scaled;
+
+ h_total_up_scaled = stream->timing.h_total * 10000;
+ v_total = div_u64((unsigned long long)duration_in_us
+ * stream->timing.pix_clk_100hz + (h_total_up_scaled - 1),
+ h_total_up_scaled);
+ } else {
+ v_total = div64_u64(div64_u64(((unsigned long long)(
+ duration_in_us) * (stream->timing.pix_clk_100hz / 10)),
+ stream->timing.h_total), 1000);
+ }
/* v_total cannot be less than nominal */
if (v_total < stream->timing.v_total) {
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c
index e9bd84ec027d..be61975f1470 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c
@@ -105,6 +105,7 @@ static enum mod_hdcp_status remove_display_from_topology_v3(
dtm_cmd->dtm_status = TA_DTM_STATUS__GENERIC_FAILURE;
psp_dtm_invoke(psp, dtm_cmd->cmd_id);
+ mutex_unlock(&psp->dtm_context.mutex);
if (dtm_cmd->dtm_status != TA_DTM_STATUS__SUCCESS) {
status = remove_display_from_topology_v2(hdcp, index);
@@ -115,8 +116,6 @@ static enum mod_hdcp_status remove_display_from_topology_v3(
HDCP_TOP_REMOVE_DISPLAY_TRACE(hdcp, display->index);
}
- mutex_unlock(&psp->dtm_context.mutex);
-
return status;
}
@@ -205,6 +204,7 @@ static enum mod_hdcp_status add_display_to_topology_v3(
dtm_cmd->dtm_in_message.topology_update_v3.link_hdcp_cap = link->hdcp_supported_informational;
psp_dtm_invoke(psp, dtm_cmd->cmd_id);
+ mutex_unlock(&psp->dtm_context.mutex);
if (dtm_cmd->dtm_status != TA_DTM_STATUS__SUCCESS) {
status = add_display_to_topology_v2(hdcp, display);
@@ -214,8 +214,6 @@ static enum mod_hdcp_status add_display_to_topology_v3(
HDCP_TOP_ADD_DISPLAY_TRACE(hdcp, display->index);
}
- mutex_unlock(&psp->dtm_context.mutex);
-
return status;
}
diff --git a/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h b/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h
index f37101f5a777..6d648c889866 100644
--- a/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h
+++ b/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h
@@ -249,6 +249,8 @@ struct mod_hdcp_link {
uint8_t ddc_line;
uint8_t link_enc_idx;
uint8_t phy_idx;
+ uint8_t dio_output_type;
+ uint8_t dio_output_id;
uint8_t hdcp_supported_informational;
union {
struct mod_hdcp_displayport dp;