From: Eric Bernstein <eric.bernstein@xxxxxxx>
Added dchububu.h header file for common enum/struct definitions.
Added new interface functions get_dcc_compression_cap,
dcc_support_swizzle, dcc_support_pixel_format.
Signed-off-by: Eric Bernstein <eric.bernstein at amd.com>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin at amd.com>
Acked-by: Harry Wentland <harry.wentland at amd.com>
---
.../gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.c | 221 +++++++++++++++++++-
.../gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.h | 7 +-
.../gpu/drm/amd/display/dc/dcn10/dcn10_resource.c | 231 +--------------------
drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h | 64 ++++++
4 files changed, 291 insertions(+), 232 deletions(-)
create mode 100644 drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.c
index 738f67ffd1b4..b9fb14a3224b 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.c
@@ -476,8 +476,227 @@ void hubbub1_toggle_watermark_change_req(struct hubbub *hubbub)
DCHUBBUB_ARB_WATERMARK_CHANGE_REQUEST, watermark_change_req);
}
+static bool hubbub1_dcc_support_swizzle(
+ enum swizzle_mode_values swizzle,
+ unsigned int bytes_per_element,
+ enum segment_order *segment_order_horz,
+ enum segment_order *segment_order_vert)
+{
+ bool standard_swizzle = false;
+ bool display_swizzle = false;
+
+ switch (swizzle) {
+ case DC_SW_4KB_S:
+ case DC_SW_64KB_S:
+ case DC_SW_VAR_S:
+ case DC_SW_4KB_S_X:
+ case DC_SW_64KB_S_X:
+ case DC_SW_VAR_S_X:
+ standard_swizzle = true;
+ break;
+ case DC_SW_4KB_D:
+ case DC_SW_64KB_D:
+ case DC_SW_VAR_D:
+ case DC_SW_4KB_D_X:
+ case DC_SW_64KB_D_X:
+ case DC_SW_VAR_D_X:
+ display_swizzle = true;
+ break;
+ default:
+ break;
+ }
+
+ if (bytes_per_element == 1 && standard_swizzle) {
+ *segment_order_horz = segment_order__contiguous;
+ *segment_order_vert = segment_order__na;
+ return true;
+ }
+ if (bytes_per_element == 2 && standard_swizzle) {
+ *segment_order_horz = segment_order__non_contiguous;
+ *segment_order_vert = segment_order__contiguous;
+ return true;
+ }
+ if (bytes_per_element == 4 && standard_swizzle) {
+ *segment_order_horz = segment_order__non_contiguous;
+ *segment_order_vert = segment_order__contiguous;
+ return true;
+ }
+ if (bytes_per_element == 8 && standard_swizzle) {
+ *segment_order_horz = segment_order__na;
+ *segment_order_vert = segment_order__contiguous;
+ return true;
+ }
+ if (bytes_per_element == 8 && display_swizzle) {
+ *segment_order_horz = segment_order__contiguous;
+ *segment_order_vert = segment_order__non_contiguous;
+ return true;
+ }
+
+ return false;
+}
+
+static bool hubbub1_dcc_support_pixel_format(
+ enum surface_pixel_format format,
+ unsigned int *bytes_per_element)
+{
+ /* DML: get_bytes_per_element */
+ switch (format) {
+ case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555:
+ case SURFACE_PIXEL_FORMAT_GRPH_RGB565:
+ *bytes_per_element = 2;
+ return true;
+ case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888:
+ case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888:
+ case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010:
+ case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010:
+ *bytes_per_element = 4;
+ return true;
+ case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616:
+ case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F:
+ case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F:
+ *bytes_per_element = 8;
+ return true;
+ default:
+ return false;
+ }
+}
+
+static void hubbub1_get_blk256_size(unsigned int *blk256_width, unsigned int *blk256_height,
+ unsigned int bytes_per_element)
+{
+ /* copied from DML. might want to refactor DML to leverage from DML */
+ /* DML : get_blk256_size */
+ if (bytes_per_element == 1) {
+ *blk256_width = 16;
+ *blk256_height = 16;
+ } else if (bytes_per_element == 2) {
+ *blk256_width = 16;
+ *blk256_height = 8;
+ } else if (bytes_per_element == 4) {
+ *blk256_width = 8;
+ *blk256_height = 8;
+ } else if (bytes_per_element == 8) {
+ *blk256_width = 8;
+ *blk256_height = 4;
+ }
+}
+
+static void hubbub1_det_request_size(
+ unsigned int height,
+ unsigned int width,
+ unsigned int bpe,
+ bool *req128_horz_wc,
+ bool *req128_vert_wc)
+{
+ unsigned int detile_buf_size = 164 * 1024; /* 164KB for DCN1.0 */
+
+ unsigned int blk256_height = 0;
+ unsigned int blk256_width = 0;
+ unsigned int swath_bytes_horz_wc, swath_bytes_vert_wc;
+
+ hubbub1_get_blk256_size(&blk256_width, &blk256_height, bpe);
+
+ swath_bytes_horz_wc = height * blk256_height * bpe;
+ swath_bytes_vert_wc = width * blk256_width * bpe;
+
+ *req128_horz_wc = (2 * swath_bytes_horz_wc <= detile_buf_size) ?
+ false : /* full 256B request */
+ true; /* half 128b request */
+
+ *req128_vert_wc = (2 * swath_bytes_vert_wc <= detile_buf_size) ?
+ false : /* full 256B request */
+ true; /* half 128b request */
+}
+
+static bool hubbub1_get_dcc_compression_cap(struct hubbub *hubbub,
+ const struct dc_dcc_surface_param *input,
+ struct dc_surface_dcc_cap *output)
+{
+ struct dc *dc = hubbub->ctx->dc;
+ /* implement section 1.6.2.1 of DCN1_Programming_Guide.docx */
+ enum dcc_control dcc_control;
+ unsigned int bpe;
+ enum segment_order segment_order_horz, segment_order_vert;
+ bool req128_horz_wc, req128_vert_wc;
+
+ memset(output, 0, sizeof(*output));
+
+ if (dc->debug.disable_dcc == DCC_DISABLE)
+ return false;
+
+ if (!hubbub->funcs->dcc_support_pixel_format(input->format, &bpe))
+ return false;
+
+ if (!hubbub->funcs->dcc_support_swizzle(input->swizzle_mode, bpe,
+ &segment_order_horz, &segment_order_vert))
+ return false;
+
+ hubbub1_det_request_size(input->surface_size.height, input->surface_size.width,
+ bpe, &req128_horz_wc, &req128_vert_wc);
+
+ if (!req128_horz_wc && !req128_vert_wc) {
+ dcc_control = dcc_control__256_256_xxx;
+ } else if (input->scan == SCAN_DIRECTION_HORIZONTAL) {
+ if (!req128_horz_wc)
+ dcc_control = dcc_control__256_256_xxx;
+ else if (segment_order_horz == segment_order__contiguous)
+ dcc_control = dcc_control__128_128_xxx;
+ else
+ dcc_control = dcc_control__256_64_64;
+ } else if (input->scan == SCAN_DIRECTION_VERTICAL) {
+ if (!req128_vert_wc)
+ dcc_control = dcc_control__256_256_xxx;
+ else if (segment_order_vert == segment_order__contiguous)
+ dcc_control = dcc_control__128_128_xxx;
+ else
+ dcc_control = dcc_control__256_64_64;
+ } else {
+ if ((req128_horz_wc &&
+ segment_order_horz == segment_order__non_contiguous) ||
+ (req128_vert_wc &&
+ segment_order_vert == segment_order__non_contiguous))
+ /* access_dir not known, must use most constraining */
+ dcc_control = dcc_control__256_64_64;
+ else
+ /* reg128 is true for either horz and vert
+ * but segment_order is contiguous
+ */
+ dcc_control = dcc_control__128_128_xxx;
+ }
+
+ if (dc->debug.disable_dcc == DCC_HALF_REQ_DISALBE &&
+ dcc_control != dcc_control__256_256_xxx)
+ return false;
+
+ switch (dcc_control) {
+ case dcc_control__256_256_xxx:
+ output->grph.rgb.max_uncompressed_blk_size = 256;
+ output->grph.rgb.max_compressed_blk_size = 256;
+ output->grph.rgb.independent_64b_blks = false;
+ break;
+ case dcc_control__128_128_xxx:
+ output->grph.rgb.max_uncompressed_blk_size = 128;
+ output->grph.rgb.max_compressed_blk_size = 128;
+ output->grph.rgb.independent_64b_blks = false;
+ break;
+ case dcc_control__256_64_64:
+ output->grph.rgb.max_uncompressed_blk_size = 256;
+ output->grph.rgb.max_compressed_blk_size = 64;
+ output->grph.rgb.independent_64b_blks = true;
+ break;
+ }
+
+ output->capable = true;
+ output->const_color_support = false;
+
+ return true;
+}
+
static const struct hubbub_funcs hubbub1_funcs = {
- .update_dchub = hubbub1_update_dchub
+ .update_dchub = hubbub1_update_dchub,
+ .dcc_support_swizzle = hubbub1_dcc_support_swizzle,
+ .dcc_support_pixel_format = hubbub1_dcc_support_pixel_format,
+ .get_dcc_compression_cap = hubbub1_get_dcc_compression_cap,
};
void hubbub1_construct(struct hubbub *hubbub,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.h
index a16e908821a0..f479f54e5bb2 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.h
@@ -27,6 +27,7 @@
#define __DC_HUBBUB_DCN10_H__
#include "core_types.h"
+#include "dchubbub.h"
#define HUBHUB_REG_LIST_DCN()\
SR(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_A),\
@@ -173,12 +174,6 @@ struct dcn_hubbub_wm {
struct dcn_hubbub_wm_set sets[4];
};
-struct hubbub_funcs {
- void (*update_dchub)(
- struct hubbub *hubbub,
- struct dchub_init_data *dh_data);
-};
-
struct hubbub {
const struct hubbub_funcs *funcs;
struct dc_context *ctx;
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
index f305f65675d8..2c0a3150bf2d 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
@@ -937,235 +937,16 @@ static struct pipe_ctx *dcn10_acquire_idle_pipe_for_layer(
return idle_pipe;
}
-enum dcc_control {
- dcc_control__256_256_xxx,
- dcc_control__128_128_xxx,
- dcc_control__256_64_64,
-};
-
-enum segment_order {
- segment_order__na,
- segment_order__contiguous,
- segment_order__non_contiguous,
-};
-
-static bool dcc_support_pixel_format(
- enum surface_pixel_format format,
- unsigned int *bytes_per_element)
-{
- /* DML: get_bytes_per_element */
- switch (format) {
- case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555:
- case SURFACE_PIXEL_FORMAT_GRPH_RGB565:
- *bytes_per_element = 2;
- return true;
- case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888:
- case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888:
- case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010:
- case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010:
- *bytes_per_element = 4;
- return true;
- case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616:
- case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F:
- case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F:
- *bytes_per_element = 8;
- return true;
- default:
- return false;
- }
-}
-
-static bool dcc_support_swizzle(
- enum swizzle_mode_values swizzle,
- unsigned int bytes_per_element,
- enum segment_order *segment_order_horz,
- enum segment_order *segment_order_vert)
-{
- bool standard_swizzle = false;
- bool display_swizzle = false;
-
- switch (swizzle) {
- case DC_SW_4KB_S:
- case DC_SW_64KB_S:
- case DC_SW_VAR_S:
- case DC_SW_4KB_S_X:
- case DC_SW_64KB_S_X:
- case DC_SW_VAR_S_X:
- standard_swizzle = true;
- break;
- case DC_SW_4KB_D:
- case DC_SW_64KB_D:
- case DC_SW_VAR_D:
- case DC_SW_4KB_D_X:
- case DC_SW_64KB_D_X:
- case DC_SW_VAR_D_X:
- display_swizzle = true;
- break;
- default:
- break;
- }
-
- if (bytes_per_element == 1 && standard_swizzle) {
- *segment_order_horz = segment_order__contiguous;
- *segment_order_vert = segment_order__na;
- return true;
- }
- if (bytes_per_element == 2 && standard_swizzle) {
- *segment_order_horz = segment_order__non_contiguous;
- *segment_order_vert = segment_order__contiguous;
- return true;
- }
- if (bytes_per_element == 4 && standard_swizzle) {
- *segment_order_horz = segment_order__non_contiguous;
- *segment_order_vert = segment_order__contiguous;
- return true;
- }
- if (bytes_per_element == 8 && standard_swizzle) {
- *segment_order_horz = segment_order__na;
- *segment_order_vert = segment_order__contiguous;
- return true;
- }
- if (bytes_per_element == 8 && display_swizzle) {
- *segment_order_horz = segment_order__contiguous;
- *segment_order_vert = segment_order__non_contiguous;
- return true;
- }
-
- return false;
-}
-
-static void get_blk256_size(unsigned int *blk256_width, unsigned int *blk256_height,
- unsigned int bytes_per_element)
-{
- /* copied from DML. might want to refactor DML to leverage from DML */
- /* DML : get_blk256_size */
- if (bytes_per_element == 1) {
- *blk256_width = 16;
- *blk256_height = 16;
- } else if (bytes_per_element == 2) {
- *blk256_width = 16;
- *blk256_height = 8;
- } else if (bytes_per_element == 4) {
- *blk256_width = 8;
- *blk256_height = 8;
- } else if (bytes_per_element == 8) {
- *blk256_width = 8;
- *blk256_height = 4;
- }
-}
-
-static void det_request_size(
- unsigned int height,
- unsigned int width,
- unsigned int bpe,
- bool *req128_horz_wc,
- bool *req128_vert_wc)
-{
- unsigned int detile_buf_size = 164 * 1024; /* 164KB for DCN1.0 */
-
- unsigned int blk256_height = 0;
- unsigned int blk256_width = 0;
- unsigned int swath_bytes_horz_wc, swath_bytes_vert_wc;
-
- get_blk256_size(&blk256_width, &blk256_height, bpe);
-
- swath_bytes_horz_wc = height * blk256_height * bpe;
- swath_bytes_vert_wc = width * blk256_width * bpe;
-
- *req128_horz_wc = (2 * swath_bytes_horz_wc <= detile_buf_size) ?
- false : /* full 256B request */
- true; /* half 128b request */
-
- *req128_vert_wc = (2 * swath_bytes_vert_wc <= detile_buf_size) ?
- false : /* full 256B request */
- true; /* half 128b request */
-}
-
-static bool get_dcc_compression_cap(const struct dc *dc,
+static bool dcn10_get_dcc_compression_cap(const struct dc *dc,
const struct dc_dcc_surface_param *input,
struct dc_surface_dcc_cap *output)
{
- /* implement section 1.6.2.1 of DCN1_Programming_Guide.docx */
- enum dcc_control dcc_control;
- unsigned int bpe;
- enum segment_order segment_order_horz, segment_order_vert;
- bool req128_horz_wc, req128_vert_wc;
-
- memset(output, 0, sizeof(*output));
-
- if (dc->debug.disable_dcc == DCC_DISABLE)
- return false;
-
- if (!dcc_support_pixel_format(input->format,
- &bpe))
- return false;
-
- if (!dcc_support_swizzle(input->swizzle_mode, bpe,
- &segment_order_horz, &segment_order_vert))
- return false;
-
- det_request_size(input->surface_size.height, input->surface_size.width,
- bpe, &req128_horz_wc, &req128_vert_wc);
-
- if (!req128_horz_wc && !req128_vert_wc) {
- dcc_control = dcc_control__256_256_xxx;
- } else if (input->scan == SCAN_DIRECTION_HORIZONTAL) {
- if (!req128_horz_wc)
- dcc_control = dcc_control__256_256_xxx;
- else if (segment_order_horz == segment_order__contiguous)
- dcc_control = dcc_control__128_128_xxx;
- else
- dcc_control = dcc_control__256_64_64;
- } else if (input->scan == SCAN_DIRECTION_VERTICAL) {
- if (!req128_vert_wc)
- dcc_control = dcc_control__256_256_xxx;
- else if (segment_order_vert == segment_order__contiguous)
- dcc_control = dcc_control__128_128_xxx;
- else
- dcc_control = dcc_control__256_64_64;
- } else {
- if ((req128_horz_wc &&
- segment_order_horz == segment_order__non_contiguous) ||
- (req128_vert_wc &&
- segment_order_vert == segment_order__non_contiguous))
- /* access_dir not known, must use most constraining */
- dcc_control = dcc_control__256_64_64;
- else
- /* reg128 is true for either horz and vert
- * but segment_order is contiguous
- */
- dcc_control = dcc_control__128_128_xxx;
- }
-
- if (dc->debug.disable_dcc == DCC_HALF_REQ_DISALBE &&
- dcc_control != dcc_control__256_256_xxx)
- return false;
-
- switch (dcc_control) {
- case dcc_control__256_256_xxx:
- output->grph.rgb.max_uncompressed_blk_size = 256;
- output->grph.rgb.max_compressed_blk_size = 256;
- output->grph.rgb.independent_64b_blks = false;
- break;
- case dcc_control__128_128_xxx:
- output->grph.rgb.max_uncompressed_blk_size = 128;
- output->grph.rgb.max_compressed_blk_size = 128;
- output->grph.rgb.independent_64b_blks = false;
- break;
- case dcc_control__256_64_64:
- output->grph.rgb.max_uncompressed_blk_size = 256;
- output->grph.rgb.max_compressed_blk_size = 64;
- output->grph.rgb.independent_64b_blks = true;
- break;
- }
-
- output->capable = true;
- output->const_color_support = false;
-
- return true;
+ return dc->res_pool->hubbub->funcs->get_dcc_compression_cap(
+ dc->res_pool->hubbub,
+ input,
+ output);
}
-
static void dcn10_destroy_resource_pool(struct resource_pool **pool)
{
struct dcn10_resource_pool *dcn10_pool = TO_DCN10_RES_POOL(*pool);
@@ -1186,7 +967,7 @@ static enum dc_status dcn10_validate_plane(const struct dc_plane_state *plane_st
}
static struct dc_cap_funcs cap_funcs = {
- .get_dcc_compression_cap = get_dcc_compression_cap
+ .get_dcc_compression_cap = dcn10_get_dcc_compression_cap
};
static struct resource_funcs dcn10_res_pool_funcs = {
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h b/drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h
new file mode 100644
index 000000000000..02f757dd70d4
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright 2012-15 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+#ifndef __DAL_DCHUBBUB_H__
+#define __DAL_DCHUBBUB_H__
+
+
+enum dcc_control {
+ dcc_control__256_256_xxx,
+ dcc_control__128_128_xxx,
+ dcc_control__256_64_64,
+};
+
+enum segment_order {
+ segment_order__na,
+ segment_order__contiguous,
+ segment_order__non_contiguous,
+};
+
+
+struct hubbub_funcs {
+ void (*update_dchub)(
+ struct hubbub *hubbub,
+ struct dchub_init_data *dh_data);
+
+ bool (*get_dcc_compression_cap)(struct hubbub *hubbub,
+ const struct dc_dcc_surface_param *input,
+ struct dc_surface_dcc_cap *output);
+
+ bool (*dcc_support_swizzle)(
+ enum swizzle_mode_values swizzle,
+ unsigned int bytes_per_element,
+ enum segment_order *segment_order_horz,
+ enum segment_order *segment_order_vert);
+
+ bool (*dcc_support_pixel_format)(
+ enum surface_pixel_format format,
+ unsigned int *bytes_per_element);
+};
+
+
+#endif
--
2.15.1
