linux-kernel - [PATCH 5/8] drm/msm/dpu: set missing flush bits for INTF_2 and INTF

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Date:   Mon, 25 May 2020 23:22:12 -0400
From:   Jonathan Marek <jonathan@...ek.ca>
To:     freedreno@...ts.freedesktop.org
Cc:     Rob Clark <robdclark@...il.com>, Sean Paul <sean@...rly.run>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Allison Randal <allison@...utok.net>,
        Stephen Boyd <swboyd@...omium.org>,
        Alexios Zavras <alexios.zavras@...el.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Kalyan Thota <kalyan_t@...eaurora.org>,
        linux-arm-msm@...r.kernel.org (open list:DRM DRIVER FOR MSM ADRENO GPU),
        dri-devel@...ts.freedesktop.org (open list:DRM DRIVER FOR MSM ADRENO
        GPU), linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 5/8] drm/msm/dpu: set missing flush bits for INTF_2 and INTF_3

This fixes flushing of INTF_2 and INTF_3 on SM8150 and SM8250 hardware.

Signed-off-by: Jonathan Marek <jonathan@...ek.ca>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c | 20 ++------------------
 1 file changed, 2 insertions(+), 18 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
index 831e5f7a9b7f..996666afdd66 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
@@ -245,30 +245,14 @@ static int dpu_hw_ctl_get_bitmask_intf(struct dpu_hw_ctl *ctx,
 static int dpu_hw_ctl_get_bitmask_intf_v1(struct dpu_hw_ctl *ctx,
 		u32 *flushbits, enum dpu_intf intf)
 {
-	switch (intf) {
-	case INTF_0:
-	case INTF_1:
-		*flushbits |= BIT(31);
-		break;
-	default:
-		return 0;
-	}
+	*flushbits |= BIT(31);
 	return 0;
 }
 
 static int dpu_hw_ctl_active_get_bitmask_intf(struct dpu_hw_ctl *ctx,
 		u32 *flushbits, enum dpu_intf intf)
 {
-	switch (intf) {
-	case INTF_0:
-		*flushbits |= BIT(0);
-		break;
-	case INTF_1:
-		*flushbits |= BIT(1);
-		break;
-	default:
-		return 0;
-	}
+	*flushbits |= BIT(intf - INTF_0);
 	return 0;
 }
 
-- 
2.26.1