Commit 4dea97f8 authored by Yury Norov's avatar Yury Norov
Browse files

lib/bitmap: change type of bitmap_weight to unsigned long 



bitmap_weight() doesn't return negative values, so change it's type
to unsigned long. It may help compiler to generate better code and
catch bugs.

Signed-off-by: default avatarYury Norov <yury.norov@gmail.com>
parent e2863a78

drivers/dma/ti/k3-udma.c

+3 −3
Original line number Diff line number Diff line
@@ -4997,7 +4997,7 @@ static int setup_resources(struct udma_dev *ud) 
	switch (ud->match_data->type) {

	case DMA_TYPE_UDMA:

		dev_info(dev,

			 "Channels: %d (tchan: %u, rchan: %u, gp-rflow: %u)\n",

			 "Channels: %d (tchan: %lu, rchan: %lu, gp-rflow: %lu)\n",

			 ch_count,

			 ud->tchan_cnt - bitmap_weight(ud->tchan_map,

						       ud->tchan_cnt),
@@ -5008,7 +5008,7 @@ static int setup_resources(struct udma_dev *ud) 
		break;

	case DMA_TYPE_BCDMA:

		dev_info(dev,

			 "Channels: %d (bchan: %u, tchan: %u, rchan: %u)\n",

			 "Channels: %d (bchan: %lu, tchan: %lu, rchan: %lu)\n",

			 ch_count,

			 ud->bchan_cnt - bitmap_weight(ud->bchan_map,

						       ud->bchan_cnt),
@@ -5019,7 +5019,7 @@ static int setup_resources(struct udma_dev *ud) 
		break;

	case DMA_TYPE_PKTDMA:

		dev_info(dev,

			 "Channels: %d (tchan: %u, rchan: %u)\n",

			 "Channels: %d (tchan: %lu, rchan: %lu)\n",

			 ch_count,

			 ud->tchan_cnt - bitmap_weight(ud->tchan_map,

						       ud->tchan_cnt),

drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c

+1 −1
Original line number Diff line number Diff line
@@ -195,7 +195,7 @@ void amdgpu_gfx_compute_queue_acquire(struct amdgpu_device *adev) 
			set_bit(i, adev->gfx.mec.queue_bitmap);

	}



	dev_dbg(adev->dev, "mec queue bitmap weight=%d\n", bitmap_weight(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES));

	dev_dbg(adev->dev, "mec queue bitmap weight=%ld\n", bitmap_weight(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES));

}



void amdgpu_gfx_graphics_queue_acquire(struct amdgpu_device *adev)

drivers/gpu/drm/i915/display/intel_display_power.c

+1 −1
Original line number Diff line number Diff line
@@ -378,7 +378,7 @@ static void print_power_domains(struct i915_power_domains *power_domains, 
						     power_domains);

	enum intel_display_power_domain domain;



	drm_dbg(&i915->drm, "%s (%d):\n", prefix, bitmap_weight(mask->bits, POWER_DOMAIN_NUM));

	drm_dbg(&i915->drm, "%s (%ld):\n", prefix, bitmap_weight(mask->bits, POWER_DOMAIN_NUM));

	for_each_power_domain(domain, mask)

		drm_dbg(&i915->drm, "%s use_count %d\n",

			intel_display_power_domain_str(domain),

drivers/gpu/drm/msm/disp/mdp5/mdp5_smp.c

+1 −1
Original line number Diff line number Diff line
@@ -363,7 +363,7 @@ void mdp5_smp_dump(struct mdp5_smp *smp, struct drm_printer *p) 
	}



	drm_printf(p, "TOTAL:\t%d\t(of %d)\n", total, smp->blk_cnt);

	drm_printf(p, "AVAIL:\t%d\n", smp->blk_cnt -

	drm_printf(p, "AVAIL:\t%ld\n", smp->blk_cnt -

			bitmap_weight(state->state, smp->blk_cnt));



	if (drm_can_sleep())

drivers/iommu/intel/iommu.c

+1 −1
Original line number Diff line number Diff line
@@ -3946,7 +3946,7 @@ static ssize_t domains_used_show(struct device *dev, 
				 struct device_attribute *attr, char *buf)

{

	struct intel_iommu *iommu = dev_to_intel_iommu(dev);

	return sprintf(buf, "%d\n", bitmap_weight(iommu->domain_ids,

	return sprintf(buf, "%ld\n", bitmap_weight(iommu->domain_ids,

						  cap_ndoms(iommu->cap)));

}

static DEVICE_ATTR_RO(domains_used);