]> git.ipfire.org Git - thirdparty/linux.git/commitdiff
clk: qcom: dispcc-sdm845: Enable parents for pixel clocks
authorPetr Hodina <petr.hodina@protonmail.com>
Wed, 7 Jan 2026 11:44:43 +0000 (12:44 +0100)
committerBjorn Andersson <andersson@kernel.org>
Mon, 19 Jan 2026 15:46:08 +0000 (09:46 -0600)
Add CLK_OPS_PARENT_ENABLE to MDSS pixel clock sources to ensure parent
clocks are enabled during clock operations, preventing potential
stability issues during display configuration.

Fixes: 81351776c9fb ("clk: qcom: Add display clock controller driver for SDM845")
Signed-off-by: Petr Hodina <petr.hodina@protonmail.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: David Heidelberg <david@ixit.cz>
Link: https://lore.kernel.org/r/20260107-stability-discussion-v2-1-ef7717b435ff@protonmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
drivers/clk/qcom/dispcc-sdm845.c

index 2f9e9665d7e93fa73e8478b055bd73bdd9f13be3..78e43f6d75026094904392bd99883b8960155835 100644 (file)
@@ -280,7 +280,7 @@ static struct clk_rcg2 disp_cc_mdss_pclk0_clk_src = {
                .name = "disp_cc_mdss_pclk0_clk_src",
                .parent_data = disp_cc_parent_data_4,
                .num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
-               .flags = CLK_SET_RATE_PARENT,
+               .flags = CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
                .ops = &clk_pixel_ops,
        },
 };
@@ -295,7 +295,7 @@ static struct clk_rcg2 disp_cc_mdss_pclk1_clk_src = {
                .name = "disp_cc_mdss_pclk1_clk_src",
                .parent_data = disp_cc_parent_data_4,
                .num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
-               .flags = CLK_SET_RATE_PARENT,
+               .flags = CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
                .ops = &clk_pixel_ops,
        },
 };