drm/amd/display: stop using switch for different CS revisions

Clock sources currently have support for asic specific
function pointers. But actual separation into functions
was never performed, leaving us with giant functions that
rely on switch.

This change creates separate functions, removing switch use.
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.h

@@ -144,4 +144,13 @@ bool dce110_clk_src_construct(
 	const struct dce110_clk_src_shift *cs_shift,
 	const struct dce110_clk_src_mask *cs_mask);
 
+bool dce112_clk_src_construct(
+	struct dce110_clk_src *clk_src,
+	struct dc_context *ctx,
+	struct dc_bios *bios,
+	enum clock_source_id id,
+	const struct dce110_clk_src_regs *regs,
+	const struct dce110_clk_src_shift *cs_shift,
+	const struct dce110_clk_src_mask *cs_mask);
+
 #endif

drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c

@@ -670,7 +670,7 @@ struct clock_source *dce112_clock_source_create(
 	if (!clk_src)
 		return NULL;
 
-	if (dce110_clk_src_construct(clk_src, ctx, bios, id,
+	if (dce112_clk_src_construct(clk_src, ctx, bios, id,
 			regs, &cs_shift, &cs_mask)) {
 		clk_src->base.dp_clk_src = dp_clk_src;
 		return &clk_src->base;

drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c

@@ -456,7 +456,7 @@ struct clock_source *dce120_clock_source_create(
 	if (!clk_src)
 		return NULL;
 
-	if (dce110_clk_src_construct(clk_src, ctx, bios, id,
+	if (dce112_clk_src_construct(clk_src, ctx, bios, id,
 				     regs, &cs_shift, &cs_mask)) {
 		clk_src->base.dp_clk_src = dp_clk_src;
 		return &clk_src->base;

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c

@@ -749,7 +749,7 @@ struct clock_source *dcn10_clock_source_create(
 	if (!clk_src)
 		return NULL;
 
-	if (dce110_clk_src_construct(clk_src, ctx, bios, id,
+	if (dce112_clk_src_construct(clk_src, ctx, bios, id,
 			regs, &cs_shift, &cs_mask)) {
 		clk_src->base.dp_clk_src = dp_clk_src;
 		return &clk_src->base;