Krzysztof Kozlowski 0acf9e65a4 clk: qcom: dispcc-sm8750: Fix setting rate byte and pixel clocks
On SM8750 the setting rate of pixel and byte clocks, while the parent
DSI PHY PLL, fails with:

  disp_cc_mdss_byte0_clk_src: rcg didn't update its configuration.

DSI PHY PLL has to be unprepared and its "PLL Power Down" bits in
CMN_CTRL_0 asserted.

Mark these clocks with CLK_OPS_PARENT_ENABLE to ensure the parent is
enabled during rate changes.

Cc: stable@vger.kernel.org
Fixes: f1080d8dab ("clk: qcom: dispcc-sm8750: Add SM8750 Display clock controller")
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20250520090741.45820-2-krzysztof.kozlowski@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2025-06-10 22:13:06 -05:00
…
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2025-02-19 14:53:27 -07:00
2025-06-08 13:44:43 -07:00
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Linux kernel
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