Re: [PATCH 1/4] clk: qcom: dispcc-sm8450: fix DisplayPort clocks

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 08/04/2024 13:47, Dmitry Baryshkov wrote:
On SM8450 DisplayPort link clocks use frequency tables inherited from
the vendor kernel, it is not applicable in the upstream kernel. Drop
frequency tables and use clk_byte2_ops for those clocks.

Fixes: 16fb89f92ec4 ("clk: qcom: Add support for Display Clock Controller on SM8450")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
  drivers/clk/qcom/dispcc-sm8450.c | 20 ++++----------------
  1 file changed, 4 insertions(+), 16 deletions(-)

diff --git a/drivers/clk/qcom/dispcc-sm8450.c b/drivers/clk/qcom/dispcc-sm8450.c
index 92e9c4e7b13d..49bb4f58c391 100644
--- a/drivers/clk/qcom/dispcc-sm8450.c
+++ b/drivers/clk/qcom/dispcc-sm8450.c
@@ -309,26 +309,17 @@ static struct clk_rcg2 disp_cc_mdss_dptx0_aux_clk_src = {
  	},
  };
-static const struct freq_tbl ftbl_disp_cc_mdss_dptx0_link_clk_src[] = {
-	F(162000, P_DP0_PHY_PLL_LINK_CLK, 1, 0, 0),
-	F(270000, P_DP0_PHY_PLL_LINK_CLK, 1, 0, 0),
-	F(540000, P_DP0_PHY_PLL_LINK_CLK, 1, 0, 0),
-	F(810000, P_DP0_PHY_PLL_LINK_CLK, 1, 0, 0),
-	{ }
-};
-
  static struct clk_rcg2 disp_cc_mdss_dptx0_link_clk_src = {
  	.cmd_rcgr = 0x819c,
  	.mnd_width = 0,
  	.hid_width = 5,
  	.parent_map = disp_cc_parent_map_3,
-	.freq_tbl = ftbl_disp_cc_mdss_dptx0_link_clk_src,
  	.clkr.hw.init = &(struct clk_init_data) {
  		.name = "disp_cc_mdss_dptx0_link_clk_src",
  		.parent_data = disp_cc_parent_data_3,
  		.num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
  		.flags = CLK_SET_RATE_PARENT,
-		.ops = &clk_rcg2_ops,
+		.ops = &clk_byte2_ops,
  	},
  };
@@ -382,13 +373,12 @@ static struct clk_rcg2 disp_cc_mdss_dptx1_link_clk_src = {
  	.mnd_width = 0,
  	.hid_width = 5,
  	.parent_map = disp_cc_parent_map_3,
-	.freq_tbl = ftbl_disp_cc_mdss_dptx0_link_clk_src,
  	.clkr.hw.init = &(struct clk_init_data) {
  		.name = "disp_cc_mdss_dptx1_link_clk_src",
  		.parent_data = disp_cc_parent_data_3,
  		.num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
  		.flags = CLK_SET_RATE_PARENT,
-		.ops = &clk_rcg2_ops,
+		.ops = &clk_byte2_ops,
  	},
  };
@@ -442,13 +432,12 @@ static struct clk_rcg2 disp_cc_mdss_dptx2_link_clk_src = {
  	.mnd_width = 0,
  	.hid_width = 5,
  	.parent_map = disp_cc_parent_map_3,
-	.freq_tbl = ftbl_disp_cc_mdss_dptx0_link_clk_src,
  	.clkr.hw.init = &(struct clk_init_data) {
  		.name = "disp_cc_mdss_dptx2_link_clk_src",
  		.parent_data = disp_cc_parent_data_3,
  		.num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
  		.flags = CLK_SET_RATE_PARENT,
-		.ops = &clk_rcg2_ops,
+		.ops = &clk_byte2_ops,
  	},
  };
@@ -502,13 +491,12 @@ static struct clk_rcg2 disp_cc_mdss_dptx3_link_clk_src = {
  	.mnd_width = 0,
  	.hid_width = 5,
  	.parent_map = disp_cc_parent_map_3,
-	.freq_tbl = ftbl_disp_cc_mdss_dptx0_link_clk_src,
  	.clkr.hw.init = &(struct clk_init_data) {
  		.name = "disp_cc_mdss_dptx3_link_clk_src",
  		.parent_data = disp_cc_parent_data_3,
  		.num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
  		.flags = CLK_SET_RATE_PARENT,
-		.ops = &clk_rcg2_ops,
+		.ops = &clk_byte2_ops,
  	},
  };


Reviewed-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>

I can't test, but I assume you tested on your HDK8450

Thanks,
Neil




[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [Linux for Sparc]     [IETF Annouce]     [Security]     [Bugtraq]     [Linux MIPS]     [ECOS]     [Asterisk Internet PBX]     [Linux API]

  Powered by Linux