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-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn30/dcn30_cm_common.c30
-rw-r--r--drivers/gpu/drm/amd/display/dc/dwb/dcn30/dcn30_cm_common.h2
-rw-r--r--drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c9
-rw-r--r--drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c17
-rw-r--r--drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c16
5 files changed, 49 insertions, 25 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_cm_common.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_cm_common.c
index a4f14b16564c..227aa8672d17 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_cm_common.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_cm_common.c
@@ -105,9 +105,12 @@ void cm_helper_program_gamcor_xfer_func(
#define NUMBER_REGIONS 32
#define NUMBER_SW_SEGMENTS 16
-bool cm3_helper_translate_curve_to_hw_format(
- const struct dc_transfer_func *output_tf,
- struct pwl_params *lut_params, bool fixpoint)
+#define DC_LOGGER \
+ ctx->logger
+
+bool cm3_helper_translate_curve_to_hw_format(struct dc_context *ctx,
+ const struct dc_transfer_func *output_tf,
+ struct pwl_params *lut_params, bool fixpoint)
{
struct curve_points3 *corner_points;
struct pwl_result_data *rgb_resulted;
@@ -251,6 +254,10 @@ bool cm3_helper_translate_curve_to_hw_format(
if (fixpoint == true) {
i = 1;
while (i != hw_points + 2) {
+ uint32_t red_clamp;
+ uint32_t green_clamp;
+ uint32_t blue_clamp;
+
if (i >= hw_points) {
if (dc_fixpt_lt(rgb_plus_1->red, rgb->red))
rgb_plus_1->red = dc_fixpt_add(rgb->red,
@@ -263,9 +270,20 @@ bool cm3_helper_translate_curve_to_hw_format(
rgb_minus_1->delta_blue);
}
- rgb->delta_red_reg = dc_fixpt_clamp_u0d10(rgb->delta_red);
- rgb->delta_green_reg = dc_fixpt_clamp_u0d10(rgb->delta_green);
- rgb->delta_blue_reg = dc_fixpt_clamp_u0d10(rgb->delta_blue);
+ rgb->delta_red = dc_fixpt_sub(rgb_plus_1->red, rgb->red);
+ rgb->delta_green = dc_fixpt_sub(rgb_plus_1->green, rgb->green);
+ rgb->delta_blue = dc_fixpt_sub(rgb_plus_1->blue, rgb->blue);
+
+ red_clamp = dc_fixpt_clamp_u0d14(rgb->delta_red);
+ green_clamp = dc_fixpt_clamp_u0d14(rgb->delta_green);
+ blue_clamp = dc_fixpt_clamp_u0d14(rgb->delta_blue);
+
+ if (red_clamp >> 10 || green_clamp >> 10 || blue_clamp >> 10)
+ DC_LOG_ERROR("Losing delta precision while programming shaper LUT.");
+
+ rgb->delta_red_reg = red_clamp & 0x3ff;
+ rgb->delta_green_reg = green_clamp & 0x3ff;
+ rgb->delta_blue_reg = blue_clamp & 0x3ff;
rgb->red_reg = dc_fixpt_clamp_u0d14(rgb->red);
rgb->green_reg = dc_fixpt_clamp_u0d14(rgb->green);
rgb->blue_reg = dc_fixpt_clamp_u0d14(rgb->blue);
diff --git a/drivers/gpu/drm/amd/display/dc/dwb/dcn30/dcn30_cm_common.h b/drivers/gpu/drm/amd/display/dc/dwb/dcn30/dcn30_cm_common.h
index b86347c9b038..95f9318a54ef 100644
--- a/drivers/gpu/drm/amd/display/dc/dwb/dcn30/dcn30_cm_common.h
+++ b/drivers/gpu/drm/amd/display/dc/dwb/dcn30/dcn30_cm_common.h
@@ -59,7 +59,7 @@ void cm_helper_program_gamcor_xfer_func(
const struct pwl_params *params,
const struct dcn3_xfer_func_reg *reg);
-bool cm3_helper_translate_curve_to_hw_format(
+bool cm3_helper_translate_curve_to_hw_format(struct dc_context *ctx,
const struct dc_transfer_func *output_tf,
struct pwl_params *lut_params, bool fixpoint);
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c
index 81bcadf5e57e..f2d4cd527874 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c
@@ -239,7 +239,7 @@ bool dcn30_set_blend_lut(
if (plane_state->blend_tf.type == TF_TYPE_HWPWL)
blend_lut = &plane_state->blend_tf.pwl;
else if (plane_state->blend_tf.type == TF_TYPE_DISTRIBUTED_POINTS) {
- result = cm3_helper_translate_curve_to_hw_format(
+ result = cm3_helper_translate_curve_to_hw_format(plane_state->ctx,
&plane_state->blend_tf, &dpp_base->regamma_params, false);
if (!result)
return result;
@@ -334,8 +334,9 @@ bool dcn30_set_input_transfer_func(struct dc *dc,
if (plane_state->in_transfer_func.type == TF_TYPE_HWPWL)
params = &plane_state->in_transfer_func.pwl;
else if (plane_state->in_transfer_func.type == TF_TYPE_DISTRIBUTED_POINTS &&
- cm3_helper_translate_curve_to_hw_format(&plane_state->in_transfer_func,
- &dpp_base->degamma_params, false))
+ cm3_helper_translate_curve_to_hw_format(plane_state->ctx,
+ &plane_state->in_transfer_func,
+ &dpp_base->degamma_params, false))
params = &dpp_base->degamma_params;
result = dpp_base->funcs->dpp_program_gamcor_lut(dpp_base, params);
@@ -406,7 +407,7 @@ bool dcn30_set_output_transfer_func(struct dc *dc,
params = &stream->out_transfer_func.pwl;
else if (pipe_ctx->stream->out_transfer_func.type ==
TF_TYPE_DISTRIBUTED_POINTS &&
- cm3_helper_translate_curve_to_hw_format(
+ cm3_helper_translate_curve_to_hw_format(stream->ctx,
&stream->out_transfer_func,
&mpc->blender_params, false))
params = &mpc->blender_params;
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c
index bf19ba65d09a..49cc0f8d57b5 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c
@@ -486,8 +486,9 @@ bool dcn32_set_mcm_luts(
if (plane_state->blend_tf.type == TF_TYPE_HWPWL)
lut_params = &plane_state->blend_tf.pwl;
else if (plane_state->blend_tf.type == TF_TYPE_DISTRIBUTED_POINTS) {
- result = cm3_helper_translate_curve_to_hw_format(&plane_state->blend_tf,
- &dpp_base->regamma_params, false);
+ result = cm3_helper_translate_curve_to_hw_format(plane_state->ctx,
+ &plane_state->blend_tf,
+ &dpp_base->regamma_params, false);
if (!result)
return result;
@@ -502,8 +503,9 @@ bool dcn32_set_mcm_luts(
else if (plane_state->in_shaper_func.type == TF_TYPE_DISTRIBUTED_POINTS) {
// TODO: dpp_base replace
ASSERT(false);
- cm3_helper_translate_curve_to_hw_format(&plane_state->in_shaper_func,
- &dpp_base->shaper_params, true);
+ cm3_helper_translate_curve_to_hw_format(plane_state->ctx,
+ &plane_state->in_shaper_func,
+ &dpp_base->shaper_params, true);
lut_params = &dpp_base->shaper_params;
}
@@ -543,8 +545,9 @@ bool dcn32_set_input_transfer_func(struct dc *dc,
if (plane_state->in_transfer_func.type == TF_TYPE_HWPWL)
params = &plane_state->in_transfer_func.pwl;
else if (plane_state->in_transfer_func.type == TF_TYPE_DISTRIBUTED_POINTS &&
- cm3_helper_translate_curve_to_hw_format(&plane_state->in_transfer_func,
- &dpp_base->degamma_params, false))
+ cm3_helper_translate_curve_to_hw_format(plane_state->ctx,
+ &plane_state->in_transfer_func,
+ &dpp_base->degamma_params, false))
params = &dpp_base->degamma_params;
dpp_base->funcs->dpp_program_gamcor_lut(dpp_base, params);
@@ -575,7 +578,7 @@ bool dcn32_set_output_transfer_func(struct dc *dc,
params = &stream->out_transfer_func.pwl;
else if (pipe_ctx->stream->out_transfer_func.type ==
TF_TYPE_DISTRIBUTED_POINTS &&
- cm3_helper_translate_curve_to_hw_format(
+ cm3_helper_translate_curve_to_hw_format(stream->ctx,
&stream->out_transfer_func,
&mpc->blender_params, false))
params = &mpc->blender_params;
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c
index 2fbc22afb89c..5eda7648d0d2 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c
@@ -430,7 +430,7 @@ void dcn401_populate_mcm_luts(struct dc *dc,
if (mcm_luts.lut1d_func->type == TF_TYPE_HWPWL)
m_lut_params.pwl = &mcm_luts.lut1d_func->pwl;
else if (mcm_luts.lut1d_func->type == TF_TYPE_DISTRIBUTED_POINTS) {
- rval = cm3_helper_translate_curve_to_hw_format(
+ rval = cm3_helper_translate_curve_to_hw_format(mpc->ctx,
mcm_luts.lut1d_func,
&dpp_base->regamma_params, false);
m_lut_params.pwl = rval ? &dpp_base->regamma_params : NULL;
@@ -450,7 +450,7 @@ void dcn401_populate_mcm_luts(struct dc *dc,
m_lut_params.pwl = &mcm_luts.shaper->pwl;
else if (mcm_luts.shaper->type == TF_TYPE_DISTRIBUTED_POINTS) {
ASSERT(false);
- rval = cm3_helper_translate_curve_to_hw_format(
+ rval = cm3_helper_translate_curve_to_hw_format(mpc->ctx,
mcm_luts.shaper,
&dpp_base->regamma_params, true);
m_lut_params.pwl = rval ? &dpp_base->regamma_params : NULL;
@@ -627,8 +627,9 @@ bool dcn401_set_mcm_luts(struct pipe_ctx *pipe_ctx,
if (plane_state->blend_tf.type == TF_TYPE_HWPWL)
lut_params = &plane_state->blend_tf.pwl;
else if (plane_state->blend_tf.type == TF_TYPE_DISTRIBUTED_POINTS) {
- rval = cm3_helper_translate_curve_to_hw_format(&plane_state->blend_tf,
- &dpp_base->regamma_params, false);
+ rval = cm3_helper_translate_curve_to_hw_format(plane_state->ctx,
+ &plane_state->blend_tf,
+ &dpp_base->regamma_params, false);
lut_params = rval ? &dpp_base->regamma_params : NULL;
}
result = mpc->funcs->program_1dlut(mpc, lut_params, mpcc_id);
@@ -639,8 +640,9 @@ bool dcn401_set_mcm_luts(struct pipe_ctx *pipe_ctx,
lut_params = &plane_state->in_shaper_func.pwl;
else if (plane_state->in_shaper_func.type == TF_TYPE_DISTRIBUTED_POINTS) {
// TODO: dpp_base replace
- rval = cm3_helper_translate_curve_to_hw_format(&plane_state->in_shaper_func,
- &dpp_base->shaper_params, true);
+ rval = cm3_helper_translate_curve_to_hw_format(plane_state->ctx,
+ &plane_state->in_shaper_func,
+ &dpp_base->shaper_params, true);
lut_params = rval ? &dpp_base->shaper_params : NULL;
}
result &= mpc->funcs->program_shaper(mpc, lut_params, mpcc_id);
@@ -674,7 +676,7 @@ bool dcn401_set_output_transfer_func(struct dc *dc,
params = &stream->out_transfer_func.pwl;
else if (pipe_ctx->stream->out_transfer_func.type ==
TF_TYPE_DISTRIBUTED_POINTS &&
- cm3_helper_translate_curve_to_hw_format(
+ cm3_helper_translate_curve_to_hw_format(stream->ctx,
&stream->out_transfer_func,
&mpc->blender_params, false))
params = &mpc->blender_params;
generated by cgit v1.2.3 (git 2.0.4) at 2026-02-11 12:55:54 +0000