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charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20240522-fd-hdmi-hpd-v2-1-c30bdb7c5c7e@linaro.org> References: <20240522-fd-hdmi-hpd-v2-0-c30bdb7c5c7e@linaro.org> In-Reply-To: <20240522-fd-hdmi-hpd-v2-0-c30bdb7c5c7e@linaro.org> To: Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Sean Paul , Marijn Suijten , David Airlie , Daniel Vetter Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1311; i=dmitry.baryshkov@linaro.org; h=from:subject:message-id; bh=GHqYh/OpnADzbIGNQTWljjAqbsvOTUqyL6NzDNpzFls=; b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBmTc4P+BDWacbqmwW114/XMonajf8PabUyuJ9lv 2ys/6u9ObSJATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCZk3ODwAKCRCLPIo+Aiko 1e3eB/9uYYVb14/WnhhBPj+AyebWjWRnP0iG8FjY7dT+zHqyaHXAWZqh22kKOrvTdAFImY8ih1Z Lgk5naB5PAau9KARHCmo4xvSVORJHkEmzse2OCD3YJpxoS/3fZb9pqaQabxdi6zrbj2t6rksnwi vtvaSz0tlomAzHIpdZIAxeU6XnxshDfgfnf+44edFQ29Tb658R4vIir+ysKkGeI1qTta+6HQUlB EUZc/mqgBdxzKfBc0YlF+Xz0SayBG8YJC0DtMpEDdBJ4uZjmR45AZ7ihrMm57eZ5P1bkEoS4Chs 91rAubNr/uUXsHn4+bZ3HmPH4dnNKqIfyMAvTS3WyHxqrxzv X-Developer-Key: i=dmitry.baryshkov@linaro.org; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A According to the vendor kernel [1] , the alt_iface clock should be enabled together with the rest of HPD clocks, to make HPD to work properly. [1] https://git.codelinaro.org/clo/la/kernel/msm-3.18/-/commit/e07a5487e521= e57f76083c0a6e2f995414ac6d03 Signed-off-by: Dmitry Baryshkov Reviewed-by: Jessica Zhang --- drivers/gpu/drm/msm/hdmi/hdmi.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.c b/drivers/gpu/drm/msm/hdmi/hdm= i.c index 24abcb7254cc..108c86925780 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi.c @@ -235,9 +235,9 @@ static const struct hdmi_platform_config hdmi_tx_8960_c= onfig =3D { }; =20 static const char *pwr_reg_names_8x74[] =3D {"core-vdda", "core-vcc"}; -static const char *pwr_clk_names_8x74[] =3D {"extp", "alt_iface"}; -static const char *hpd_clk_names_8x74[] =3D {"iface", "core", "mdp_core"}; -static unsigned long hpd_clk_freq_8x74[] =3D {0, 19200000, 0}; +static const char *pwr_clk_names_8x74[] =3D {"extp"}; +static const char *hpd_clk_names_8x74[] =3D {"iface", "core", "mdp_core", = "alt_iface"}; +static unsigned long hpd_clk_freq_8x74[] =3D {0, 19200000, 0, 0}; =20 static const struct hdmi_platform_config hdmi_tx_8974_config =3D { HDMI_CFG(pwr_reg, 8x74), --=20 2.39.2