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From: Ville Syrjala <ville.syrjala@linux.intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: intel-xe@lists.freedesktop.org
Subject: [PATCH 6/9] drm/i915/wm: Use drm_get_format_info() in SKL+ cursor DDB allocation
Date: Fri,  7 Nov 2025 20:11:23 +0200	[thread overview]
Message-ID: <20251107181126.5743-7-ville.syrjala@linux.intel.com> (raw)
In-Reply-To: <20251107181126.5743-1-ville.syrjala@linux.intel.com>

From: Ville Syrjälä <ville.syrjala@linux.intel.com>

Replace the technically inaccurate drm_format_info() with the
accurate drm_get_format_info() in the SKL+ cursor DDB
allocation code.

Since we're only interested in the linear modifier here, the two
functions do actually return the same information. But let's not
use drm_format_info() to avoid setting a bad examples.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/i915/display/skl_watermark.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c
index 36a266f882d1..16d74ab3a2b5 100644
--- a/drivers/gpu/drm/i915/display/skl_watermark.c
+++ b/drivers/gpu/drm/i915/display/skl_watermark.c
@@ -635,15 +635,21 @@ skl_cursor_allocation(const struct intel_crtc_state *crtc_state,
 {
 	struct intel_display *display = to_intel_display(crtc_state);
 	struct intel_plane *plane = to_intel_plane(crtc_state->uapi.crtc->cursor);
+	const struct drm_format_info *info;
 	struct skl_wm_level wm = {};
 	int ret, min_ddb_alloc = 0;
 	struct skl_wm_params wp;
+	u64 modifier;
+	u32 format;
 	int level;
 
+	format = DRM_FORMAT_ARGB8888;
+	modifier = DRM_FORMAT_MOD_LINEAR;
+
+	info  = drm_get_format_info(display->drm, format, modifier);
+
 	ret = skl_compute_wm_params(crtc_state, 256,
-				    drm_format_info(DRM_FORMAT_ARGB8888),
-				    DRM_FORMAT_MOD_LINEAR,
-				    DRM_MODE_ROTATE_0,
+				    info, modifier, DRM_MODE_ROTATE_0,
 				    crtc_state->pixel_rate, &wp, 0, 0);
 	drm_WARN_ON(display->drm, ret);
 
-- 
2.49.1


  parent reply	other threads:[~2025-11-07 18:11 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-07 18:11 [PATCH 0/9] drm/i915: Further drm_get_format_info() stuff Ville Syrjala
2025-11-07 18:11 ` [PATCH 1/9] drm/i915: Introduce intel_dumb_fb_max_stride() Ville Syrjala
2025-11-07 18:11 ` [PATCH 2/9] drm/i915: Pass drm_format_info into plane->max_stride() Ville Syrjala
2025-11-07 18:11 ` [PATCH 3/9] drm/i915: Populate fb->format accurately in BIOS FB readout Ville Syrjala
2025-11-07 18:11 ` [PATCH 4/9] drm/i915: Nuke intel_plane_config.tiling Ville Syrjala
2025-11-07 18:11 ` [PATCH 5/9] drm/i915/fb: Init 'ret' in each error branch in intel_framebuffer_init() Ville Syrjala
2025-11-10 11:07   ` Jani Nikula
2025-11-07 18:11 ` Ville Syrjala [this message]
2025-11-10 11:08   ` [PATCH 6/9] drm/i915/wm: Use drm_get_format_info() in SKL+ cursor DDB allocation Jani Nikula
2025-11-07 18:11 ` [PATCH 7/9] drm/i915: Use mode_config->cursor_width for " Ville Syrjala
2025-11-10 11:09   ` Jani Nikula
2025-11-07 18:11 ` [PATCH 8/9] drm/i915/cursor: Extract intel_cursor_mode_config_init() Ville Syrjala
2025-11-07 18:11 ` [PATCH 9/9] drm/i915/cursor: Initialize 845 vs 865 cursor size separately Ville Syrjala
2025-11-07 21:04 ` ✓ i915.CI.BAT: success for drm/i915: Further drm_get_format_info() stuff Patchwork
2025-11-08 20:43 ` ✗ i915.CI.Full: failure " Patchwork
2025-11-10 11:10 ` [PATCH 0/9] " Jani Nikula

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