intel_fb_needs_64k_phys(9)

💅 intel_fb_needs_64k_phys 💅

okay so bestie, welcome to the Kernel API Manual ✨ — this one's a tiny little helper function from the i915 display crew, and honestly? she's short but she matters. let's get into it 🫶

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🌸 NAME 🌸

intel_fb_needs_64k_phys — check if a modifier requires 64k physical placement. that's it. that's the whole vibe check 💅

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✨ SYNOPSIS ✨

bool intel_fb_needs_64k_phys (u64 modifier );

literally one argument, one bool, no cap 🔥

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🎀 ARGUMENTS 🎀

• modifier — the modifier you want to check 👀 that's the whole thing, she's just here to be inspected

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🦋 RETURN 🦋

returns true if the modifier requires 64k aligned physical pages ✨ (and, y'know, false if it doesn't — the manpage doesn't spell it out but that's how bool works bestie 💀)

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🌈 SEE ALSO 🌈

the kernel file this lives in, for when you wanna go read the source like the main character you are:

• ./drivers/gpu/drm/i915/display/intel_fb.c

and her whole friend group, all icons, all linked below 👑:

• intel_fb_get_format_info(9)
• intel_fb_is_tiled_modifier(9)
• intel_fb_is_ccs_modifier(9)
• intel_fb_is_rc_ccs_cc_modifier(9)
• intel_fb_is_mc_ccs_modifier(9)
• intel_fb_is_tile4_modifier(9)
• intel_fb_plane_get_modifiers(9)
• intel_fb_plane_supports_modifier(9)
• intel_format_info_is_yuv_semiplanar(9)
• intel_fb_is_ccs_aux_plane(9)
• intel_fb_is_gen12_ccs_aux_plane(9)
• intel_fb_rc_ccs_cc_plane(9)

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🫶 friendly reminder that this is a kernel API page (9 section energy), so if you're reading it you're probably already deep in the DRM mines. good luck babe, you got this 💜

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and that's the page!! brought to you by ./drivers/gpu/drm/i915/display, dated October 2026 — mwah, slay, periodt 🎀💖🧚