1 files changed, 84 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/hubbub/dcn301/dcn301_hubbub.c b/drivers/gpu/drm/amd/display/dc/hubbub/dcn301/dcn301_hubbub.c
new file mode 100644
index 000000000000..c1959672df50
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/hubbub/dcn301/dcn301_hubbub.c
@@ -0,0 +1,84 @@
+/*
+* Copyright 2020 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
+ *
+ */
+#include "dm_services.h"
+#include "dcn301_hubbub.h"
+#include "reg_helper.h"
+
+#define REG(reg)\
+	hubbub1->regs->reg
+#define DC_LOGGER \
+	hubbub1->base.ctx->logger
+#define CTX \
+	hubbub1->base.ctx
+
+#undef FN
+#define FN(reg_name, field_name) \
+	hubbub1->shifts->field_name, hubbub1->masks->field_name
+
+#define REG(reg)\
+	hubbub1->regs->reg
+
+#define CTX \
+	hubbub1->base.ctx
+
+#undef FN
+#define FN(reg_name, field_name) \
+	hubbub1->shifts->field_name, hubbub1->masks->field_name
+
+
+static const struct hubbub_funcs hubbub301_funcs = {
+	.update_dchub = hubbub2_update_dchub,
+	.init_dchub_sys_ctx = hubbub21_init_dchub,
+	.init_vm_ctx = hubbub2_init_vm_ctx,
+	.dcc_support_swizzle = hubbub3_dcc_support_swizzle,
+	.dcc_support_pixel_format = hubbub2_dcc_support_pixel_format,
+	.get_dcc_compression_cap = hubbub3_get_dcc_compression_cap,
+	.wm_read_state = hubbub21_wm_read_state,
+	.get_dchub_ref_freq = hubbub2_get_dchub_ref_freq,
+	.program_watermarks = hubbub3_program_watermarks,
+	.allow_self_refresh_control = hubbub1_allow_self_refresh_control,
+	.is_allow_self_refresh_enabled = hubbub1_is_allow_self_refresh_enabled,
+	.verify_allow_pstate_change_high = hubbub1_verify_allow_pstate_change_high,
+	.force_wm_propagate_to_pipes = hubbub3_force_wm_propagate_to_pipes,
+	.force_pstate_change_control = hubbub3_force_pstate_change_control,
+	.init_watermarks = hubbub3_init_watermarks,
+	.hubbub_read_state = hubbub2_read_state,
+};
+
+void hubbub301_construct(struct dcn20_hubbub *hubbub3,
+	struct dc_context *ctx,
+	const struct dcn_hubbub_registers *hubbub_regs,
+	const struct dcn_hubbub_shift *hubbub_shift,
+	const struct dcn_hubbub_mask *hubbub_mask)
+{
+	hubbub3->base.ctx = ctx;
+	hubbub3->base.funcs = &hubbub301_funcs;
+	hubbub3->regs = hubbub_regs;
+	hubbub3->shifts = hubbub_shift;
+	hubbub3->masks = hubbub_mask;
+
+	hubbub3->debug_test_index_pstate = 0xB;
+	hubbub3->detile_buf_size = 184 * 1024; /* 184KB for DCN3 */
+}