From fb98246cc149cab46a4e5cd3717a9d2df8733f20 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= <ville.syrjala@linux.intel.com>
Date: Fri, 14 May 2021 15:57:40 +0300
Subject: drm/i915: Use u8 consistently for active_planes bitmask
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Git-commit: 8f27dbf0987ad5941f969456fa6f65850866ba2e
Patch-mainline: v5.16-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225

Be consistent in that active_planes bitmask fits in a u8.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210514125751.17075-4-ville.syrjala@linux.intel.com
Reviewed-by: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/i915/intel_pm.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index e442845eca91..3ab0a6daf58b 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -1720,7 +1720,7 @@ static int vlv_compute_fifo(struct intel_crtc_state *crtc_state)
 	const struct g4x_pipe_wm *raw =
 		&crtc_state->wm.vlv.raw[VLV_WM_LEVEL_PM2];
 	struct vlv_fifo_state *fifo_state = &crtc_state->wm.vlv.fifo_state;
-	unsigned int active_planes = crtc_state->active_planes & ~BIT(PLANE_CURSOR);
+	u8 active_planes = crtc_state->active_planes & ~BIT(PLANE_CURSOR);
 	int num_active_planes = hweight8(active_planes);
 	const int fifo_size = 511;
 	int fifo_extra, fifo_left = fifo_size;
@@ -1912,8 +1912,8 @@ static int vlv_compute_pipe_wm(struct intel_atomic_state *state,
 	struct vlv_wm_state *wm_state = &crtc_state->wm.vlv.optimal;
 	const struct vlv_fifo_state *fifo_state =
 		&crtc_state->wm.vlv.fifo_state;
-	int num_active_planes = hweight8(crtc_state->active_planes &
-					 ~BIT(PLANE_CURSOR));
+	u8 active_planes = crtc_state->active_planes & ~BIT(PLANE_CURSOR);
+	int num_active_planes = hweight8(active_planes);
 	bool needs_modeset = drm_atomic_crtc_needs_modeset(&crtc_state->uapi);
 	const struct intel_plane_state *old_plane_state;
 	const struct intel_plane_state *new_plane_state;
-- 
2.38.1