[PATCH 07/17] drm/amd/display: remove unused clk_src code

[Bhawanpreet Lakha]

From: Dmytro Laktyushkin <Dmytro.Laktyushkin at amd.com>

Change-Id: I54e39a4387c5abeec56a53e1a0a094a51b9839fe
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin at amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu at amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha at amd.com>
---
 .../gpu/drm/amd/display/dc/dce/dce_clock_source.c  | 87 +---------------------
 drivers/gpu/drm/amd/display/dc/inc/clock_source.h  |  4 -
 2 files changed, 1 insertion(+), 90 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c
index 1f23224d495a..5a9f3601ffb6 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c
@@ -611,90 +611,6 @@ static uint32_t dce110_get_pix_clk_dividers(
 	return pll_calc_error;
 }
 
-static uint32_t dce110_get_pll_pixel_rate_in_hz(
-	struct clock_source *cs,
-	struct pixel_clk_params *pix_clk_params,
-	struct pll_settings *pll_settings)
-{
-	uint32_t inst = pix_clk_params->controller_id - CONTROLLER_ID_D0;
-	struct dc *dc_core = cs->ctx->dc;
-	struct dc_state *context = dc_core->current_state;
-	struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[inst];
-
-	/* This function need separate to different DCE version, before separate, just use pixel clock */
-	return pipe_ctx->stream->phy_pix_clk;
-
-}
-
-static uint32_t dce110_get_dp_pixel_rate_from_combo_phy_pll(
-	struct clock_source *cs,
-	struct pixel_clk_params *pix_clk_params,
-	struct pll_settings *pll_settings)
-{
-	uint32_t inst = pix_clk_params->controller_id - CONTROLLER_ID_D0;
-	struct dc *dc_core = cs->ctx->dc;
-	struct dc_state *context = dc_core->current_state;
-	struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[inst];
-
-	/* This function need separate to different DCE version, before separate, just use pixel clock */
-	return pipe_ctx->stream->phy_pix_clk;
-}
-
-static uint32_t dce110_get_d_to_pixel_rate_in_hz(
-	struct clock_source *cs,
-	struct pixel_clk_params *pix_clk_params,
-	struct pll_settings *pll_settings)
-{
-	uint32_t inst = pix_clk_params->controller_id - CONTROLLER_ID_D0;
-	struct dce110_clk_src *clk_src = TO_DCE110_CLK_SRC(cs);
-	int dto_enabled = 0;
-	struct fixed31_32 pix_rate;
-
-	REG_GET(PIXEL_RATE_CNTL[inst], DP_DTO0_ENABLE, &dto_enabled);
-
-	if (dto_enabled) {
-		uint32_t phase = 0;
-		uint32_t modulo = 0;
-		REG_GET(PHASE[inst], DP_DTO0_PHASE, &phase);
-		REG_GET(MODULO[inst], DP_DTO0_MODULO, &modulo);
-
-		if (modulo == 0) {
-			return 0;
-		}
-
-		pix_rate = dc_fixpt_from_int(clk_src->ref_freq_khz);
-		pix_rate = dc_fixpt_mul_int(pix_rate, 1000);
-		pix_rate = dc_fixpt_mul_int(pix_rate, phase);
-		pix_rate = dc_fixpt_div_int(pix_rate, modulo);
-
-		return dc_fixpt_round(pix_rate);
-	} else {
-		return dce110_get_dp_pixel_rate_from_combo_phy_pll(cs, pix_clk_params, pll_settings);
-	}
-}
-
-static uint32_t dce110_get_pix_rate_in_hz(
-	struct clock_source *cs,
-	struct pixel_clk_params *pix_clk_params,
-	struct pll_settings *pll_settings)
-{
-	uint32_t pix_rate = 0;
-	switch (pix_clk_params->signal_type) {
-	case	SIGNAL_TYPE_DISPLAY_PORT:
-	case	SIGNAL_TYPE_DISPLAY_PORT_MST:
-	case	SIGNAL_TYPE_EDP:
-	case	SIGNAL_TYPE_VIRTUAL:
-		pix_rate = dce110_get_d_to_pixel_rate_in_hz(cs, pix_clk_params, pll_settings);
-		break;
-	case	SIGNAL_TYPE_HDMI_TYPE_A:
-	default:
-		pix_rate = dce110_get_pll_pixel_rate_in_hz(cs, pix_clk_params, pll_settings);
-		break;
-	}
-
-	return pix_rate;
-}
-
 static bool disable_spread_spectrum(struct dce110_clk_src *clk_src)
 {
 	enum bp_result result;
@@ -1046,8 +962,7 @@ static bool dce110_clock_source_power_down(
 static const struct clock_source_funcs dce110_clk_src_funcs = {
 	.cs_power_down = dce110_clock_source_power_down,
 	.program_pix_clk = dce110_program_pix_clk,
-	.get_pix_clk_dividers = dce110_get_pix_clk_dividers,
-	.get_pix_rate_in_hz = dce110_get_pix_rate_in_hz
+	.get_pix_clk_dividers = dce110_get_pix_clk_dividers
 };
 
 static void get_ss_info_from_atombios(
diff --git a/drivers/gpu/drm/amd/display/dc/inc/clock_source.h b/drivers/gpu/drm/amd/display/dc/inc/clock_source.h
index ebcf67b5fc57..47ef90495376 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/clock_source.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/clock_source.h
@@ -166,10 +166,6 @@ struct clock_source_funcs {
 			struct clock_source *,
 			struct pixel_clk_params *,
 			struct pll_settings *);
-	uint32_t (*get_pix_rate_in_hz)(
-			struct clock_source *,
-			struct pixel_clk_params *,
-			struct pll_settings *);
 };
 
 struct clock_source {
-- 
2.14.1