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path: root/drivers/gpu/drm/i915/i915_switcheroo.c (follow)
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2021-02-02drm/i915: Remove references to struct drm_device.pdevThomas Zimmermann1-2/+2
Using struct drm_device.pdev is deprecated. Convert i915 to struct drm_device.dev. No functional changes. v6: * also remove assignment in selftests/ in a later patch (Chris) v5: * remove assignment in later patch (Chris) v3: * rebased v2: * move gt/ and gvt/ changes into separate patches Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Jani Nikula <jani.nikula@linux.intel.com> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210128133127.2311-2-tzimmermann@suse.de
2020-04-08drm/i915/switcheroo: use struct drm_device based loggingJani Nikula1-2/+2
Convert all the pr_* logging macros to the struct drm_device based macros to provide device specific logging. No functional changes. Cc: Wambui Karuga <wambui.karugax@gmail.com> Reviewed-by: Wambui Karuga <wambui.karugax@gmail.com> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20200402114819.17232-9-jani.nikula@intel.com
2020-01-24drm: Avoid drm_global_mutex for simple inc/dec of dev->open_countChris Wilson1-1/+1
Since drm_global_mutex is a true global mutex across devices, we don't want to acquire it unless absolutely necessary. For maintaining the device local open_count, we can use atomic operations on the counter itself, except when making the transition to/from 0. Here, we tackle the easy portion of delaying acquiring the drm_global_mutex for the final release by using atomic_dec_and_mutex_lock(), leaving the global serialisation across the device opens. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Thomas Hellström (VMware) <thomas_os@shipmail.org> Reviewed-by: Thomas Hellström <thellstrom@vmware.com> Link: https://patchwork.freedesktop.org/patch/msgid/20200124130107.125404-1-chris@chris-wilson.co.uk
2019-10-06drm/i915: split out i915_switcheroo.[ch] from i915_drv.cJani Nikula1-0/+67
Split out code related to vga switcheroo register/unregister and state handling from i915_drv.c into new i915_switcheroo.[ch] files. It's a bit difficult to draw the line how much to move to the new file from i915_drv.c, but it seemed to me keeping i915_suspend_switcheroo() and i915_resume_switcheroo() in place was the cleanest. No functional changes. Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20191004122019.12009-2-jani.nikula@intel.com