diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2464-drm-amd-display-dcn2-dmcu-wait_for_loop-update-with-.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2464-drm-amd-display-dcn2-dmcu-wait_for_loop-update-with-.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2464-drm-amd-display-dcn2-dmcu-wait_for_loop-update-with-.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2464-drm-amd-display-dcn2-dmcu-wait_for_loop-update-with-.patch new file mode 100644 index 00000000..d4ca1be1 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2464-drm-amd-display-dcn2-dmcu-wait_for_loop-update-with-.patch @@ -0,0 +1,41 @@ +From 0f9c764d01eb89acc4acd777ab3149a198a2c211 Mon Sep 17 00:00:00 2001 +From: Charlene Liu <charlene.liu@amd.com> +Date: Thu, 9 May 2019 13:04:07 -0400 +Subject: [PATCH 2464/2940] drm/amd/display: dcn2 dmcu wait_for_loop update + with dispclk. + +[Description] +DMUB is using DPREF CLK, but DMCU still use displayclk. +This is for updating DMCU wait_for_loop after display clock change. + +Signed-off-by: Charlene Liu <charlene.liu@amd.com> +Reviewed-by: Krunoslav Kovac <Krunoslav.Kovac@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/clk_mgr/dcn20/dcn20_clk_mgr.c | 2 ++ + 1 file changed, 2 insertions(+) + +diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c +index 9d0336a5f83f..ca3e40053978 100644 +--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c ++++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c +@@ -175,6 +175,7 @@ void dcn2_update_clocks(struct clk_mgr *clk_mgr_base, + bool update_dispclk = false; + bool enter_display_off = false; + bool dpp_clock_lowered = false; ++ struct dmcu *dmcu = clk_mgr_base->ctx->dc->res_pool->dmcu; + + display_count = get_active_display_cnt(dc, context); + if (dc->res_pool->pp_smu) +@@ -357,6 +358,7 @@ void dcn20_clk_mgr_construct( + * this works because the int part is on the right edge of the register + * and the frac part is on the left edge + */ ++ + pll_req = dc_fixpt_from_int(pll_req_reg & clk_mgr->clk_mgr_mask->FbMult_int); + pll_req.value |= pll_req_reg & clk_mgr->clk_mgr_mask->FbMult_frac; + +-- +2.17.1 + |