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drm/i915: Drop unused struct_mutex from drm_i915_private 

The struct_mutex field in drm_i915_private is no longer used anywhere in
the driver. This patch removes it completely to clean up unused code and
avoid confusion.

Signed-off-by: Luiz Otavio Mello <luiz.mello@estudante.ufscar.br>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://lore.kernel.org/r/20250908131518.36625-9-luiz.mello@estudante.ufscar.br
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Luiz Otavio Mello 2025-09-08 09:15:16 -04:00 committed by Rodrigo Vivi
parent 9e6651659b
commit 34ac58ded8
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GPG Key ID: FA625F640EEB13CA
2 changed files with 0 additions and 10 deletions
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2
drivers/gpu/drm/i915/i915_driver.c
View File

@ -235,7 +235,6 @@ static int i915_driver_early_probe(struct drm_i915_private *dev_priv)
intel_sbi_init(display);
vlv_iosf_sb_init(dev_priv);
mutex_init(&dev_priv->struct_mutex);
mutex_init(&dev_priv->sb_lock);
i915_memcpy_init_early(dev_priv);
@ -294,7 +293,6 @@ static void i915_driver_late_release(struct drm_i915_private *dev_priv)
i915_workqueues_cleanup(dev_priv);
mutex_destroy(&dev_priv->sb_lock);
mutex_destroy(&dev_priv->struct_mutex);
vlv_iosf_sb_fini(dev_priv);
intel_sbi_fini(display);

8
drivers/gpu/drm/i915/i915_drv.h
View File

@ -223,14 +223,6 @@ struct drm_i915_private {
bool irqs_enabled;
/*
* Currently, struct_mutex is only used by the i915 driver as a replacement
* for BKL.
*
* For this reason, it is no longer part of struct drm_device.
*/
struct mutex struct_mutex;
/* LPT/WPT IOSF sideband protection */
struct mutex sbi_lock;