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drm/i915/display: Don't allow tile4 framebuffer to do hflip on display20 or greater

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On display ver 20 onwards tile4 is not supported with horizontal flip

Bspec: 69853

Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>
Reviewed-by: Sai Teja Pottumuttu <sai.teja.pottumuttu@intel.com>
Signed-off-by: Mika Kahola <mika.kahola@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241007182841.2104740-1-juhapekka.heikkila@gmail.com
This commit is contained in:
Juha-Pekka Heikkila 2024-10-07 21:28:41 +03:00 committed by Mika Kahola
parent b0228a337d
commit 73e8e2f9a3
3 changed files with 25 additions and 0 deletions
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13
drivers/gpu/drm/i915/display/intel_fb.c
View File

@ -438,6 +438,19 @@ bool intel_fb_needs_64k_phys(u64 modifier)
INTEL_PLANE_CAP_NEED64K_PHYS);
}
/**
* intel_fb_is_tile4_modifier: Check if a modifier is a tile4 modifier type
* @modifier: Modifier to check
*
* Returns:
* Returns %true if @modifier is a tile4 modifier.
*/
bool intel_fb_is_tile4_modifier(u64 modifier)
{
return plane_caps_contain_any(lookup_modifier(modifier)->plane_caps,
INTEL_PLANE_CAP_TILING_4);
}
static bool check_modifier_display_ver_range(const struct intel_modifier_desc *md,
u8 display_ver_from, u8 display_ver_until)
{

1
drivers/gpu/drm/i915/display/intel_fb.h
View File

@ -35,6 +35,7 @@ bool intel_fb_is_ccs_modifier(u64 modifier);
bool intel_fb_is_rc_ccs_cc_modifier(u64 modifier);
bool intel_fb_is_mc_ccs_modifier(u64 modifier);
bool intel_fb_needs_64k_phys(u64 modifier);
bool intel_fb_is_tile4_modifier(u64 modifier);
bool intel_fb_is_ccs_aux_plane(const struct drm_framebuffer *fb, int color_plane);
int intel_fb_rc_ccs_cc_plane(const struct drm_framebuffer *fb);

11
drivers/gpu/drm/i915/display/skl_universal_plane.c
View File

@ -1591,6 +1591,17 @@ static int skl_plane_check_fb(const struct intel_crtc_state *crtc_state,
return -EINVAL;
}
/*
* Display20 onward tile4 hflip is not supported
*/
if (rotation & DRM_MODE_REFLECT_X &&
intel_fb_is_tile4_modifier(fb->modifier) &&
DISPLAY_VER(dev_priv) >= 20) {
drm_dbg_kms(&dev_priv->drm,
"horizontal flip is not supported with tile4 surface formats\n");
return -EINVAL;
}
if (drm_rotation_90_or_270(rotation)) {
if (!intel_fb_supports_90_270_rotation(to_intel_framebuffer(fb))) {
drm_dbg_kms(&dev_priv->drm,