Commit 1b277c89 authored by Rikard Falkeborn's avatar Rikard Falkeborn Committed by Zhi Wang
Browse files

drm/i915/gvt: Constify intel_gvt_irq_ops 



These are never modified, so make them const to allow the compiler to
put them in read-only memory.

Signed-off-by: default avatarRikard Falkeborn <rikard.falkeborn@gmail.com>
Signed-off-by: default avatarZhi Wang <zhi.a.wang@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20211204105527.15741-4-rikard.falkeborn@gmail.com


Reviewed-by: default avatarZhi Wang <zhi.a.wang@intel.com>
parent 5512445c

drivers/gpu/drm/i915/gvt/interrupt.c

+5 −5
Original line number Diff line number Diff line
@@ -176,7 +176,7 @@ int intel_vgpu_reg_imr_handler(struct intel_vgpu *vgpu, 
	unsigned int reg, void *p_data, unsigned int bytes)

{

	struct intel_gvt *gvt = vgpu->gvt;

	struct intel_gvt_irq_ops *ops = gvt->irq.ops;

	const struct intel_gvt_irq_ops *ops = gvt->irq.ops;

	u32 imr = *(u32 *)p_data;



	trace_write_ir(vgpu->id, "IMR", reg, imr, vgpu_vreg(vgpu, reg),
@@ -206,7 +206,7 @@ int intel_vgpu_reg_master_irq_handler(struct intel_vgpu *vgpu, 
	unsigned int reg, void *p_data, unsigned int bytes)

{

	struct intel_gvt *gvt = vgpu->gvt;

	struct intel_gvt_irq_ops *ops = gvt->irq.ops;

	const struct intel_gvt_irq_ops *ops = gvt->irq.ops;

	u32 ier = *(u32 *)p_data;

	u32 virtual_ier = vgpu_vreg(vgpu, reg);
@@ -246,7 +246,7 @@ int intel_vgpu_reg_ier_handler(struct intel_vgpu *vgpu, 
{

	struct intel_gvt *gvt = vgpu->gvt;

	struct drm_i915_private *i915 = gvt->gt->i915;

	struct intel_gvt_irq_ops *ops = gvt->irq.ops;

	const struct intel_gvt_irq_ops *ops = gvt->irq.ops;

	struct intel_gvt_irq_info *info;

	u32 ier = *(u32 *)p_data;
@@ -604,7 +604,7 @@ static void gen8_init_irq( 
	SET_BIT_INFO(irq, 25, PCU_PCODE2DRIVER_MAILBOX, INTEL_GVT_IRQ_INFO_PCU);

}



static struct intel_gvt_irq_ops gen8_irq_ops = {

static const struct intel_gvt_irq_ops gen8_irq_ops = {

	.init_irq = gen8_init_irq,

	.check_pending_irq = gen8_check_pending_irq,

};
@@ -626,7 +626,7 @@ void intel_vgpu_trigger_virtual_event(struct intel_vgpu *vgpu, 
	struct intel_gvt *gvt = vgpu->gvt;

	struct intel_gvt_irq *irq = &gvt->irq;

	gvt_event_virt_handler_t handler;

	struct intel_gvt_irq_ops *ops = gvt->irq.ops;

	const struct intel_gvt_irq_ops *ops = gvt->irq.ops;



	handler = get_event_virt_handler(irq, event);

	drm_WARN_ON(&i915->drm, !handler);

drivers/gpu/drm/i915/gvt/interrupt.h

+1 −1
Original line number Diff line number Diff line
@@ -203,7 +203,7 @@ struct intel_gvt_irq_map { 


/* structure containing device specific IRQ state */

struct intel_gvt_irq {

	struct intel_gvt_irq_ops *ops;

	const struct intel_gvt_irq_ops *ops;

	struct intel_gvt_irq_info *info[INTEL_GVT_IRQ_INFO_MAX];

	DECLARE_BITMAP(irq_info_bitmap, INTEL_GVT_IRQ_INFO_MAX);

	struct intel_gvt_event_info events[INTEL_GVT_EVENT_MAX];