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Commit 321927db authored by Du, Changbin's avatar Du, Changbin Committed by Zhenyu Wang
Browse files

drm/i915/gvt: fix sparse warnings on different address spaces 



Add proper __iomem annotation for pointers obtained via ioremap().

Signed-off-by: default avatarDu, Changbin <changbin.du@intel.com>
Signed-off-by: default avatarZhenyu Wang <zhenyuw@linux.intel.com>
parent 0fac21e7

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

+5 −3
Original line number Diff line number Diff line
@@ -51,7 +51,7 @@ struct gvt_firmware_header { 
#define RD(offset) (readl(mmio + offset.reg))

#define WR(v, offset) (writel(v, mmio + offset.reg))



static void bdw_forcewake_get(void *mmio)

static void bdw_forcewake_get(void __iomem *mmio)

{

	WR(_MASKED_BIT_DISABLE(0xffff), FORCEWAKE_MT);
@@ -91,7 +91,8 @@ static struct bin_attribute firmware_attr = { 
	.mmap = NULL,

};



static int expose_firmware_sysfs(struct intel_gvt *gvt, void *mmio)

static int expose_firmware_sysfs(struct intel_gvt *gvt,

					void __iomem *mmio)

{

	struct intel_gvt_device_info *info = &gvt->device_info;

	struct pci_dev *pdev = gvt->dev_priv->drm.pdev;
@@ -234,7 +235,8 @@ int intel_gvt_load_firmware(struct intel_gvt *gvt) 
	struct gvt_firmware_header *h;

	const struct firmware *fw;

	char *path;

	void *mmio, *mem;

	void __iomem *mmio;

	void *mem;

	int ret;



	path = kmalloc(PATH_MAX, GFP_KERNEL);

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

+2 −2
Original line number Diff line number Diff line
@@ -269,7 +269,7 @@ static inline int get_pse_type(int type) 


static u64 read_pte64(struct drm_i915_private *dev_priv, unsigned long index)

{

	void *addr = (u64 *)dev_priv->ggtt.gsm + index;

	void __iomem *addr = (gen8_pte_t __iomem *)dev_priv->ggtt.gsm + index;

	u64 pte;



#ifdef readq
@@ -284,7 +284,7 @@ static u64 read_pte64(struct drm_i915_private *dev_priv, unsigned long index) 
static void write_pte64(struct drm_i915_private *dev_priv,

		unsigned long index, u64 pte)

{

	void *addr = (u64 *)dev_priv->ggtt.gsm + index;

	void __iomem *addr = (gen8_pte_t __iomem *)dev_priv->ggtt.gsm + index;



#ifdef writeq

	writeq(pte, addr);

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

+1 −1
Original line number Diff line number Diff line
@@ -186,7 +186,7 @@ struct intel_gvt_firmware { 
};



struct intel_gvt_opregion {

	void *opregion_va;

	void __iomem *opregion_va;

	u32 opregion_pa;

};

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

+1 −1
Original line number Diff line number Diff line
@@ -27,7 +27,7 @@ 


static int init_vgpu_opregion(struct intel_vgpu *vgpu, u32 gpa)

{

	void *host_va = vgpu->gvt->opregion.opregion_va;

	void __iomem *host_va = vgpu->gvt->opregion.opregion_va;

	u8 *buf;

	int i;