From: Jani Nikula Date: Mon, 2 Oct 2023 08:47:03 +0000 (+0300) Subject: drm/i915: allocate i915->gt0 dynamically X-Git-Tag: io_uring-6.7-2023-11-10~63^2~13^2~47 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=39fa9a7d5fb7d8316b9c7c56a1f8e473008244e8;p=linux-block.git drm/i915: allocate i915->gt0 dynamically Convert i915->gt0 to a pointer, and allocate it dynamically. Signed-off-by: Jani Nikula Reviewed-by: Gustavo Sousa Reviewed-by: Andi Shyti Acked-by: Michał Winiarski Link: https://patchwork.freedesktop.org/patch/msgid/01bf968aa431b77d491790178cbeece18b5fc4c0.1696236329.git.jani.nikula@intel.com --- diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c index 93062c35e072..a3d68ff4b191 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt.c +++ b/drivers/gpu/drm/i915/gt/intel_gt.c @@ -62,7 +62,13 @@ void intel_gt_common_init_early(struct intel_gt *gt) /* Preliminary initialization of Tile 0 */ int intel_root_gt_init_early(struct drm_i915_private *i915) { - struct intel_gt *gt = to_gt(i915); + struct intel_gt *gt; + + gt = drmm_kzalloc(&i915->drm, sizeof(*gt), GFP_KERNEL); + if (!gt) + return -ENOMEM; + + i915->gt0 = gt; gt->i915 = i915; gt->uncore = &i915->uncore; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index da2217c16153..70240f71d886 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -318,10 +318,10 @@ struct drm_i915_private { struct i915_hwmon *hwmon; /* Abstract the submission mechanism (legacy ringbuffer or execlists) away */ - struct intel_gt gt0; + struct intel_gt *gt0; /* - * i915->gt[0] == &i915->gt0 + * i915->gt[0] == i915->gt0 */ struct intel_gt *gt[I915_MAX_GT]; @@ -382,9 +382,9 @@ static inline struct drm_i915_private *pdev_to_i915(struct pci_dev *pdev) return pci_get_drvdata(pdev); } -static inline struct intel_gt *to_gt(struct drm_i915_private *i915) +static inline struct intel_gt *to_gt(const struct drm_i915_private *i915) { - return &i915->gt0; + return i915->gt0; } /* Simple iterator over all initialised engines */