drm/amd/display: Update P010 scaling cap

[ Upstream commit 038c532 ]

[Why]
Keep the same as previous APU and also insert clock dump

Reviewed-by: Ovidiu Bunea <ovidiu.bunea@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Charlene Liu <charlene.liu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Stable-dep-of: f341055 ("drm/amd/display: Send DTBCLK disable message on first commit")
Signed-off-by: Sasha Levin <sashal@kernel.org>

drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c

@@ -384,19 +384,6 @@ static void dcn35_enable_pme_wa(struct clk_mgr *clk_mgr_base)
 	dcn35_smu_enable_pme_wa(clk_mgr);
 }
 
-void dcn35_init_clocks(struct clk_mgr *clk_mgr)
-{
-	uint32_t ref_dtbclk = clk_mgr->clks.ref_dtbclk_khz;
-
-	memset(&(clk_mgr->clks), 0, sizeof(struct dc_clocks));
-
-	// Assumption is that boot state always supports pstate
-	clk_mgr->clks.ref_dtbclk_khz = ref_dtbclk;	// restore ref_dtbclk
-	clk_mgr->clks.p_state_change_support = true;
-	clk_mgr->clks.prev_p_state_change_support = true;
-	clk_mgr->clks.pwr_state = DCN_PWR_STATE_UNKNOWN;
-	clk_mgr->clks.zstate_support = DCN_ZSTATE_SUPPORT_UNKNOWN;
-}
 
 bool dcn35_are_clock_states_equal(struct dc_clocks *a,
 		struct dc_clocks *b)
@@ -421,7 +408,19 @@ static void dcn35_dump_clk_registers(struct clk_state_registers_and_bypass *regs
 		struct clk_mgr_dcn35 *clk_mgr)
 {
 }
+void dcn35_init_clocks(struct clk_mgr *clk_mgr)
+{
+	uint32_t ref_dtbclk = clk_mgr->clks.ref_dtbclk_khz;
 
+	memset(&(clk_mgr->clks), 0, sizeof(struct dc_clocks));
+
+	// Assumption is that boot state always supports pstate
+	clk_mgr->clks.ref_dtbclk_khz = ref_dtbclk;	// restore ref_dtbclk
+	clk_mgr->clks.p_state_change_support = true;
+	clk_mgr->clks.prev_p_state_change_support = true;
+	clk_mgr->clks.pwr_state = DCN_PWR_STATE_UNKNOWN;
+	clk_mgr->clks.zstate_support = DCN_ZSTATE_SUPPORT_UNKNOWN;
+}
 static struct clk_bw_params dcn35_bw_params = {
 	.vram_type = Ddr4MemType,
 	.num_channels = 1,

drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c

@@ -701,7 +701,7 @@ static const struct dc_plane_cap plane_cap = {
 
 	// 6:1 downscaling ratio: 1000/6 = 166.666
 	.max_downscale_factor = {
-			.argb8888 = 167,
+			.argb8888 = 250,
 			.nv12 = 167,
 			.fp16 = 167
 	},