From: Bjorn Andersson <bjorn.andersson@linaro.org> To: Rob Clark <robdclark@gmail.com>, Sean Paul <sean@poorly.run>, David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>, Stephen Boyd <swboyd@chromium.org>, sbillaka@codeaurora.org Cc: Tanmay Shah <tanmay@codeaurora.org>, Chandan Uddaraju <chandanu@codeaurora.org>, Abhinav Kumar <abhinavk@codeaurora.org>, Dmitry Baryshkov <dmitry.baryshkov@linaro.org>, linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/4] drm/msm/dp: Initialize the INTF_CONFIG register Date: Mon, 10 May 2021 23:20:42 -0500 [thread overview] Message-ID: <20210511042043.592802-4-bjorn.andersson@linaro.org> (raw) In-Reply-To: <20210511042043.592802-1-bjorn.andersson@linaro.org> Some bootloaders set the widebus enable bit in the INTF_CONFIG register, but configuration of widebus isn't yet supported ensure that the register has a known value, with widebus disabled. Fixes: c943b4948b58 ("drm/msm/dp: add displayPort driver support") Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org> --- drivers/gpu/drm/msm/dp/dp_catalog.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.c b/drivers/gpu/drm/msm/dp/dp_catalog.c index a0449a2867e4..e3996eef5518 100644 --- a/drivers/gpu/drm/msm/dp/dp_catalog.c +++ b/drivers/gpu/drm/msm/dp/dp_catalog.c @@ -707,6 +707,7 @@ int dp_catalog_panel_timing_cfg(struct dp_catalog *dp_catalog) dp_write_link(catalog, REG_DP_HSYNC_VSYNC_WIDTH_POLARITY, dp_catalog->width_blanking); dp_write_link(catalog, REG_DP_ACTIVE_HOR_VER, dp_catalog->dp_active); + dp_write_p0(catalog, MMSS_DP_INTF_CONFIG, 0); return 0; } -- 2.29.2
WARNING: multiple messages have this Message-ID (diff)
From: Bjorn Andersson <bjorn.andersson@linaro.org> To: Rob Clark <robdclark@gmail.com>, Sean Paul <sean@poorly.run>, David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>, Stephen Boyd <swboyd@chromium.org>, sbillaka@codeaurora.org Cc: Tanmay Shah <tanmay@codeaurora.org>, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Abhinav Kumar <abhinavk@codeaurora.org>, Dmitry Baryshkov <dmitry.baryshkov@linaro.org>, freedreno@lists.freedesktop.org, Chandan Uddaraju <chandanu@codeaurora.org> Subject: [PATCH 3/4] drm/msm/dp: Initialize the INTF_CONFIG register Date: Mon, 10 May 2021 23:20:42 -0500 [thread overview] Message-ID: <20210511042043.592802-4-bjorn.andersson@linaro.org> (raw) In-Reply-To: <20210511042043.592802-1-bjorn.andersson@linaro.org> Some bootloaders set the widebus enable bit in the INTF_CONFIG register, but configuration of widebus isn't yet supported ensure that the register has a known value, with widebus disabled. Fixes: c943b4948b58 ("drm/msm/dp: add displayPort driver support") Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org> --- drivers/gpu/drm/msm/dp/dp_catalog.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.c b/drivers/gpu/drm/msm/dp/dp_catalog.c index a0449a2867e4..e3996eef5518 100644 --- a/drivers/gpu/drm/msm/dp/dp_catalog.c +++ b/drivers/gpu/drm/msm/dp/dp_catalog.c @@ -707,6 +707,7 @@ int dp_catalog_panel_timing_cfg(struct dp_catalog *dp_catalog) dp_write_link(catalog, REG_DP_HSYNC_VSYNC_WIDTH_POLARITY, dp_catalog->width_blanking); dp_write_link(catalog, REG_DP_ACTIVE_HOR_VER, dp_catalog->dp_active); + dp_write_p0(catalog, MMSS_DP_INTF_CONFIG, 0); return 0; } -- 2.29.2
next prev parent reply other threads:[~2021-05-11 4:21 UTC|newest] Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-05-11 4:20 [PATCH 0/4] drm/msm/dp: Add support for SC8180x eDP controller Bjorn Andersson 2021-05-11 4:20 ` Bjorn Andersson 2021-05-11 4:20 ` [PATCH 1/4] drm/msm/dp: Simplify the mvid/nvid calculation Bjorn Andersson 2021-05-11 4:20 ` Bjorn Andersson 2021-05-28 23:11 ` [Freedreno] " abhinavk 2021-05-28 23:11 ` abhinavk 2021-06-08 20:13 ` Bjorn Andersson 2021-06-08 20:13 ` Bjorn Andersson 2021-06-09 0:08 ` abhinavk 2021-06-09 0:08 ` abhinavk 2021-05-11 4:20 ` [PATCH 2/4] drm/msm/dp: Store each subblock in the io region Bjorn Andersson 2021-05-11 4:20 ` Bjorn Andersson 2021-05-28 23:14 ` [Freedreno] " abhinavk 2021-05-28 23:14 ` abhinavk 2021-05-11 4:20 ` Bjorn Andersson [this message] 2021-05-11 4:20 ` [PATCH 3/4] drm/msm/dp: Initialize the INTF_CONFIG register Bjorn Andersson 2021-05-28 23:28 ` [Freedreno] " abhinavk 2021-05-28 23:28 ` abhinavk 2021-05-11 4:20 ` [PATCH 4/4] drm/msm/dp: Add support for SC8180x eDP Bjorn Andersson 2021-05-11 4:20 ` Bjorn Andersson 2021-05-28 23:40 ` [Freedreno] " abhinavk 2021-05-28 23:40 ` abhinavk 2021-05-29 17:09 ` Bjorn Andersson 2021-05-29 17:09 ` Bjorn Andersson 2021-06-04 21:56 ` Stephen Boyd 2021-06-04 21:56 ` Stephen Boyd 2021-05-19 3:41 ` [Freedreno] [PATCH 0/4] drm/msm/dp: Add support for SC8180x eDP controller abhinavk 2021-05-19 3:41 ` abhinavk 2021-05-19 14:51 ` Bjorn Andersson 2021-05-19 14:51 ` Bjorn Andersson 2021-05-28 22:37 ` abhinavk 2021-05-28 22:37 ` abhinavk
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