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drm/radeon/kms: rename a variable for consistency

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blit copy functions deal with GPU pages, not CPU pages,
so rename the variables and parameters accordingly

Signed-off-by: Ilija Hadzic <ihadzic@research.bell-labs.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Ilija Hadzic 2011-10-12 23:29:42 -04:00 committed by Dave Airlie
parent 8eec9d6f74
commit b353096345
2 changed files with 16 additions and 15 deletions
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27
drivers/gpu/drm/radeon/r600_blit_kms.c
View File

@ -628,14 +628,14 @@ static void r600_vb_ib_put(struct radeon_device *rdev)
radeon_ib_free(rdev, &rdev->r600_blit.vb_ib);
}
static unsigned r600_blit_create_rect(unsigned num_pages,
static unsigned r600_blit_create_rect(unsigned num_gpu_pages,
int *width, int *height, int max_dim)
{
unsigned max_pages;
unsigned pages = num_pages;
unsigned pages = num_gpu_pages;
int w, h;
if (num_pages == 0) {
if (num_gpu_pages == 0) {
/* not supposed to be called with no pages, but just in case */
h = 0;
w = 0;
@ -644,7 +644,7 @@ static unsigned r600_blit_create_rect(unsigned num_pages,
} else {
int rect_order = 2;
h = RECT_UNIT_H;
while (num_pages / rect_order) {
while (num_gpu_pages / rect_order) {
h *= 2;
rect_order *= 4;
if (h >= max_dim) {
@ -674,7 +674,7 @@ static unsigned r600_blit_create_rect(unsigned num_pages,
}
int r600_blit_prepare_copy(struct radeon_device *rdev, unsigned num_pages)
int r600_blit_prepare_copy(struct radeon_device *rdev, unsigned num_gpu_pages)
{
int r;
int ring_size;
@ -686,9 +686,10 @@ int r600_blit_prepare_copy(struct radeon_device *rdev, unsigned num_pages)
return r;
/* num loops */
while (num_pages) {
num_pages -= r600_blit_create_rect(num_pages, NULL, NULL,
rdev->r600_blit.max_dim);
while (num_gpu_pages) {
num_gpu_pages -=
r600_blit_create_rect(num_gpu_pages, NULL, NULL,
rdev->r600_blit.max_dim);
num_loops++;
}
@ -719,21 +720,21 @@ void r600_blit_done_copy(struct radeon_device *rdev, struct radeon_fence *fence)
void r600_kms_blit_copy(struct radeon_device *rdev,
u64 src_gpu_addr, u64 dst_gpu_addr,
unsigned num_pages)
unsigned num_gpu_pages)
{
u64 vb_gpu_addr;
u32 *vb;
DRM_DEBUG("emitting copy %16llx %16llx %d %d\n",
src_gpu_addr, dst_gpu_addr,
num_pages, rdev->r600_blit.vb_used);
num_gpu_pages, rdev->r600_blit.vb_used);
vb = (u32 *)(rdev->r600_blit.vb_ib->ptr + rdev->r600_blit.vb_used);
while (num_pages) {
while (num_gpu_pages) {
int w, h;
unsigned size_in_bytes;
unsigned pages_per_loop =
r600_blit_create_rect(num_pages, &w, &h,
r600_blit_create_rect(num_gpu_pages, &w, &h,
rdev->r600_blit.max_dim);
size_in_bytes = pages_per_loop * RADEON_GPU_PAGE_SIZE;
@ -777,6 +778,6 @@ void r600_kms_blit_copy(struct radeon_device *rdev,
rdev->r600_blit.vb_used += 4*12;
src_gpu_addr += size_in_bytes;
dst_gpu_addr += size_in_bytes;
num_pages -= pages_per_loop;
num_gpu_pages -= pages_per_loop;
}
}

4
drivers/gpu/drm/radeon/radeon_asic.h
View File

@ -364,11 +364,11 @@ void r600_hdmi_init(struct drm_encoder *encoder);
int r600_hdmi_buffer_status_changed(struct drm_encoder *encoder);
void r600_hdmi_update_audio_settings(struct drm_encoder *encoder);
/* r600 blit */
int r600_blit_prepare_copy(struct radeon_device *rdev, unsigned num_pages);
int r600_blit_prepare_copy(struct radeon_device *rdev, unsigned num_gpu_pages);
void r600_blit_done_copy(struct radeon_device *rdev, struct radeon_fence *fence);
void r600_kms_blit_copy(struct radeon_device *rdev,
u64 src_gpu_addr, u64 dst_gpu_addr,
unsigned num_pages);
unsigned num_gpu_pages);
/*
* rv770,rv730,rv710,rv740