[PATCH 066/103] drm/amd/display: clean up dcn10 dpp after HW review
Harry Wentland
harry.wentland at amd.com
Tue Oct 10 22:40:35 UTC 2017
From: Eric Bernstein <eric.bernstein at amd.com>
Signed-off-by: Eric Bernstein <eric.bernstein at amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng at amd.com>
Acked-by: Harry Wentland <Harry.Wentland at amd.com>
---
drivers/gpu/drm/amd/display/dc/dc_hw_types.h | 2 +
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.h | 20 +++++
.../gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c | 85 +++++++++++-----------
3 files changed, 65 insertions(+), 42 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h
index 4ab109314e4b..1a9f57fb0838 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h
@@ -204,6 +204,8 @@ enum surface_pixel_format {
/*grow 444 video here if necessary */
};
+
+
/* Pixel format */
enum pixel_format {
/*graph*/
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.h
index 889f91cf47cf..153aa3c32762 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.h
@@ -1265,6 +1265,21 @@ struct dcn10_dpp {
};
+enum lb_memory_config {
+ /* Enable all 3 pieces of memory */
+ LB_MEMORY_CONFIG_0 = 0,
+
+ /* Enable only the first piece of memory */
+ LB_MEMORY_CONFIG_1 = 1,
+
+ /* Enable only the second piece of memory */
+ LB_MEMORY_CONFIG_2 = 2,
+
+ /* Only applicable in 4:2:0 mode, enable all 3 pieces of memory and the
+ * last piece of chroma memory used for the luma storage
+ */
+ LB_MEMORY_CONFIG_3 = 3
+};
enum dcn10_input_csc_select {
INPUT_CSC_SELECT_BYPASS = 0,
@@ -1272,6 +1287,11 @@ enum dcn10_input_csc_select {
INPUT_CSC_SELECT_COMA
};
+bool is_lb_conf_valid(
+ int ceil_vratio,
+ int num_partitions,
+ int vtaps);
+
void ippn10_degamma_ram_select(
struct transform *xfm_base,
bool use_ram_a);
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c
index fa2ab9952388..c5267e42a2f2 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c
@@ -57,22 +57,6 @@ enum dcn10_coef_filter_type_sel {
SCL_COEF_ALPHA_HORZ_FILTER = 5
};
-enum lb_memory_config {
- /* Enable all 3 pieces of memory */
- LB_MEMORY_CONFIG_0 = 0,
-
- /* Enable only the first piece of memory */
- LB_MEMORY_CONFIG_1 = 1,
-
- /* Enable only the second piece of memory */
- LB_MEMORY_CONFIG_2 = 2,
-
- /* Only applicable in 4:2:0 mode, enable all 3 pieces of memory and the
- * last piece of chroma memory used for the luma storage
- */
- LB_MEMORY_CONFIG_3 = 3
-};
-
enum dscl_autocal_mode {
AUTOCAL_MODE_OFF = 0,
@@ -161,23 +145,37 @@ static int get_pixel_depth_val(enum lb_pixel_depth depth)
}
}
-static enum dscl_mode_sel get_dscl_mode(
- const struct scaler_data *data, bool dbg_always_scale)
+static bool is_video_format(enum pixel_format format)
{
- const long long one = dal_fixed31_32_one.value;
- bool ycbcr = false;
- bool format420 = false;
+ if (format >= PIXEL_FORMAT_VIDEO_BEGIN
+ && format <= PIXEL_FORMAT_VIDEO_END)
+ return true;
+ else
+ return false;
+}
- if (data->format == PIXEL_FORMAT_FP16)
- return DSCL_MODE_DSCL_BYPASS;
+static bool is_420_format(enum pixel_format format)
+{
+ if (format == PIXEL_FORMAT_420BPP8 ||
+ format == PIXEL_FORMAT_420BPP10)
+ return true;
+ else
+ return false;
+}
- if (data->format >= PIXEL_FORMAT_VIDEO_BEGIN
- && data->format <= PIXEL_FORMAT_VIDEO_END)
- ycbcr = true;
+static enum dscl_mode_sel get_dscl_mode(
+ struct transform *xfm_base,
+ const struct scaler_data *data,
+ bool dbg_always_scale)
+{
+ struct dcn10_dpp *xfm = TO_DCN10_DPP(xfm_base);
+ const long long one = dal_fixed31_32_one.value;
- if (data->format == PIXEL_FORMAT_420BPP8 ||
- data->format == PIXEL_FORMAT_420BPP10)
- format420 = true;
+ if (xfm->tf_mask->PIXEL_DEPTH) {
+ /* DSCL caps: LB data is fixed format */
+ if (data->format == PIXEL_FORMAT_FP16)
+ return DSCL_MODE_DSCL_BYPASS;
+ }
if (data->ratios.horz.value == one
&& data->ratios.vert.value == one
@@ -186,8 +184,8 @@ static enum dscl_mode_sel get_dscl_mode(
&& !dbg_always_scale)
return DSCL_MODE_SCALING_444_BYPASS;
- if (!format420) {
- if (ycbcr)
+ if (!is_420_format(data->format)) {
+ if (is_video_format(data->format))
return DSCL_MODE_SCALING_444_YCBCR_ENABLE;
else
return DSCL_MODE_SCALING_444_RGB_ENABLE;
@@ -205,11 +203,12 @@ static void dpp_set_lb(
const struct line_buffer_params *lb_params,
enum lb_memory_config mem_size_config)
{
- uint32_t pixel_depth = get_pixel_depth_val(lb_params->depth);
- uint32_t dyn_pix_depth = lb_params->dynamic_pixel_depth;
-
/* LB */
if (xfm->tf_mask->PIXEL_DEPTH) {
+ /* DSCL caps: LB data is fixed format */
+ uint32_t pixel_depth = get_pixel_depth_val(lb_params->depth);
+ uint32_t dyn_pix_depth = lb_params->dynamic_pixel_depth;
+
REG_SET_7(LB_DATA_FORMAT, 0,
PIXEL_DEPTH, pixel_depth, /* Pixel depth stored in LB */
PIXEL_EXPAN_MODE, lb_params->pixel_expan_mode, /* Pixel expansion mode */
@@ -401,7 +400,7 @@ static int get_lb_depth_bpc(enum lb_pixel_depth depth)
}
}
-static void calc_lb_num_partitions(
+static void dscl1_calc_lb_num_partitions(
const struct scaler_data *scl_data,
enum lb_memory_config lb_config,
int *num_part_y,
@@ -426,6 +425,7 @@ static void calc_lb_num_partitions(
lb_memory_size_c = 1088;
lb_memory_size_a = 1312;
} else if (lb_config == LB_MEMORY_CONFIG_3) {
+ /* 420 mode: using 3rd mem from Y, Cr and Cb */
lb_memory_size = 816 + 1088 + 848 + 848 + 848;
lb_memory_size_c = 816 + 1088;
lb_memory_size_a = 984 + 1312 + 456;
@@ -449,7 +449,7 @@ static void calc_lb_num_partitions(
}
-static bool is_lb_conf_valid(int ceil_vratio, int num_partitions, int vtaps)
+bool is_lb_conf_valid(int ceil_vratio, int num_partitions, int vtaps)
{
if (ceil_vratio > 2)
return vtaps <= (num_partitions - ceil_vratio + 2);
@@ -467,14 +467,14 @@ static enum lb_memory_config dpp10_find_lb_memory_config(
int ceil_vratio = dal_fixed31_32_ceil(scl_data->ratios.vert);
int ceil_vratio_c = dal_fixed31_32_ceil(scl_data->ratios.vert_c);
- calc_lb_num_partitions(
+ dscl1_calc_lb_num_partitions(
scl_data, LB_MEMORY_CONFIG_1, &num_part_y, &num_part_c);
if (is_lb_conf_valid(ceil_vratio, num_part_y, vtaps)
&& is_lb_conf_valid(ceil_vratio_c, num_part_c, vtaps_c))
return LB_MEMORY_CONFIG_1;
- calc_lb_num_partitions(
+ dscl1_calc_lb_num_partitions(
scl_data, LB_MEMORY_CONFIG_2, &num_part_y, &num_part_c);
if (is_lb_conf_valid(ceil_vratio, num_part_y, vtaps)
@@ -483,7 +483,7 @@ static enum lb_memory_config dpp10_find_lb_memory_config(
if (scl_data->format == PIXEL_FORMAT_420BPP8
|| scl_data->format == PIXEL_FORMAT_420BPP10) {
- calc_lb_num_partitions(
+ dscl1_calc_lb_num_partitions(
scl_data, LB_MEMORY_CONFIG_3, &num_part_y, &num_part_c);
if (is_lb_conf_valid(ceil_vratio, num_part_y, vtaps)
@@ -491,7 +491,7 @@ static enum lb_memory_config dpp10_find_lb_memory_config(
return LB_MEMORY_CONFIG_3;
}
- calc_lb_num_partitions(
+ dscl1_calc_lb_num_partitions(
scl_data, LB_MEMORY_CONFIG_0, &num_part_y, &num_part_c);
/*Ensure we can support the requested number of vtaps*/
@@ -511,6 +511,7 @@ static enum lb_memory_config find_lb_memory_config(struct dcn10_dpp *xfm,
return mem_cfg;
if (xfm->tf_mask->PIXEL_DEPTH) {
+ /* DSCL caps: LB data is fixed format */
mem_cfg = dpp10_find_lb_memory_config(scl_data);
}
return mem_cfg;
@@ -523,7 +524,7 @@ void dpp_set_scaler_auto_scale(
enum lb_memory_config lb_config;
struct dcn10_dpp *xfm = TO_DCN10_DPP(xfm_base);
enum dscl_mode_sel dscl_mode = get_dscl_mode(
- scl_data, xfm_base->ctx->dc->debug.always_scale);
+ xfm_base, scl_data, xfm_base->ctx->dc->debug.always_scale);
bool ycbcr = scl_data->format >= PIXEL_FORMAT_VIDEO_BEGIN
&& scl_data->format <= PIXEL_FORMAT_VIDEO_END;
@@ -655,7 +656,7 @@ void dcn10_dpp_dscl_set_scaler_manual_scale(
enum lb_memory_config lb_config;
struct dcn10_dpp *xfm = TO_DCN10_DPP(xfm_base);
enum dscl_mode_sel dscl_mode = get_dscl_mode(
- scl_data, xfm_base->ctx->dc->debug.always_scale);
+ xfm_base, scl_data, xfm_base->ctx->dc->debug.always_scale);
bool ycbcr = scl_data->format >= PIXEL_FORMAT_VIDEO_BEGIN
&& scl_data->format <= PIXEL_FORMAT_VIDEO_END;
--
2.14.1
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