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path: root/drivers/gpu/drm/i915/i915_pci.h
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2022-08-10drm/i915: Sanitycheck PCI BARsPiotr PiĆ³rkowski
For proper operation of i915 we need usable PCI GTTMMADDR BAR 0 (1 for GEN2). In most cases we also need usable PCI GFXMEM BAR 2. Let's add functions to check if BARs are set, and that it have a size greater than 0. In case GTTMMADDR BAR, let's validate at the beginning of i915 initialization. For other BARs, let's validate before first use. Signed-off-by: Piotr PiĆ³rkowski <piotr.piorkowski@intel.com> Cc: Jani Nikula <jani.nikula@linux.intel.com> Cc: Lucas De Marchi <lucas.demarchi@intel.com> Cc: Matt Roper <matthew.d.roper@intel.com> Reviewed-by: Jani Nikula <jani.nikula@intel.com> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20220805155959.1983584-3-piotr.piorkowski@intel.com
2021-08-26drm/i915/pci: rename functions to have i915_pci prefixJani Nikula
Follow the usual naming conventions. While at it, fix i915_pci.h SPDX license comment format and add header include guards. Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210825150623.28980-1-jani.nikula@intel.com
2021-07-28drm/i915: Extract i915_module.cDaniel Vetter
The module init code is somewhat misplaced in i915_pci.c, since it needs to pull in init/exit functions from every part of the driver and pollutes the include list a lot. Extract an i915_module.c file which pulls all the bits together, and allows us to massively trim the include list of i915_pci.c. The downside is that have to drop the error path check Jason added to catch when we set up the pci driver too early. I think that risk is acceptable for this pretty nice include. Reviewed-by: Jason Ekstrand <jason@jlekstrand.net> Cc: Jason Ekstrand <jason@jlekstrand.net> Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210727121037.2041102-11-daniel.vetter@ffwll.ch