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From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Date: Wed, 22 May 2024 13:50:53 +0300
Subject: [PATCH v2 01/14] drm/msm/hdmi: move the alt_iface clock to the hpd
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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 <robdclark@gmail.com>, 
 Abhinav Kumar <quic_abhinavk@quicinc.com>, 
 Dmitry Baryshkov <dmitry.baryshkov@linaro.org>, Sean Paul <sean@poorly.run>, 
 Marijn Suijten <marijn.suijten@somainline.org>, 
 David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>
Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, 
 freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org

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/e07a5487e521e57f76083c0a6e2f995414ac6d03

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
 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/hdmi.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_config = {
 };
 
 static const char *pwr_reg_names_8x74[] = {"core-vdda", "core-vcc"};
-static const char *pwr_clk_names_8x74[] = {"extp", "alt_iface"};
-static const char *hpd_clk_names_8x74[] = {"iface", "core", "mdp_core"};
-static unsigned long hpd_clk_freq_8x74[] = {0, 19200000, 0};
+static const char *pwr_clk_names_8x74[] = {"extp"};
+static const char *hpd_clk_names_8x74[] = {"iface", "core", "mdp_core", "alt_iface"};
+static unsigned long hpd_clk_freq_8x74[] = {0, 19200000, 0, 0};
 
 static const struct hdmi_platform_config hdmi_tx_8974_config = {
 		HDMI_CFG(pwr_reg, 8x74),

-- 
2.39.2