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From: Vandita Kulkarni <vandita.kulkarni@intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: jani.nikula@intel.com
Subject: [Intel-gfx] [V5 9/9] drm/i915/dsi: Clear the DSI IIR
Date: Wed,  8 Jan 2020 20:00:02 +0530	[thread overview]
Message-ID: <20200108143002.13695-10-vandita.kulkarni@intel.com> (raw)
In-Reply-To: <20200108143002.13695-1-vandita.kulkarni@intel.com>

Clear the DSI IIR as part of interrupt configuration.

Signed-off-by: Vandita Kulkarni <vandita.kulkarni@intel.com>
---
 drivers/gpu/drm/i915/i915_irq.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 028d4d66da8a..fabba515c274 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -2668,6 +2668,11 @@ static bool gen11_dsi_configure_te(struct drm_i915_private *dev_priv,
 		tmp |= DSI_TE_EVENT;
 
 	I915_WRITE(DSI_INTR_MASK_REG(port), tmp);
+
+	/* FIXME: right place to clear this */
+	tmp = I915_READ(DSI_INTR_IDENT_REG(port));
+	I915_WRITE(DSI_INTR_IDENT_REG(port), tmp);
+
 	return true;
 }
 
-- 
2.21.0.5.gaeb582a

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  parent reply	other threads:[~2020-01-08 15:03 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-08 14:29 [Intel-gfx] [V5 0/9] Add support for mipi dsi cmd mode Vandita Kulkarni
2020-01-08 14:29 ` [Intel-gfx] [V5 1/9] drm/i915/dsi: Configure transcoder operation for command mode Vandita Kulkarni
2020-01-08 14:29 ` [Intel-gfx] [V5 2/9] drm/i915/dsi: Add vblank calculation " Vandita Kulkarni
2020-01-08 14:29 ` [Intel-gfx] [V5 3/9] drm/i915/dsi: Add cmd mode flags in display mode private flags Vandita Kulkarni
2020-01-08 14:29 ` [Intel-gfx] [V5 4/9] drm/i915/dsi: Add check for periodic command mode Vandita Kulkarni
2020-01-08 14:29 ` [Intel-gfx] [V5 5/9] drm/i915/dsi: Use private flags to indicate TE in cmd mode Vandita Kulkarni
2020-01-08 14:29 ` [Intel-gfx] [V5 6/9] drm/i915/dsi: Configure TE interrupt for " Vandita Kulkarni
2020-01-08 14:30 ` [Intel-gfx] [V5 7/9] drm/i915/dsi: Add TE handler for dsi " Vandita Kulkarni
2020-01-08 14:30 ` [Intel-gfx] [V5 8/9] drm/i915/dsi: Initiate fame request in " Vandita Kulkarni
2020-01-08 14:30 ` Vandita Kulkarni [this message]
2020-01-09 10:45 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for Add support for mipi dsi cmd mode (rev4) Patchwork

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