[PATCH 2/7] drm/udl: Don't track number of identical and sent pixels per line

[Thomas Zimmermann]

A call to udl_render_hline() returns the number of identical and
sent pixels. None of these values is used. Remove the parameters.

Signed-off-by: Thomas Zimmermann <tzimmerm...@suse.de>
---
 drivers/gpu/drm/udl/udl_drv.h      | 3 +--
 drivers/gpu/drm/udl/udl_fb.c       | 6 +-----
 drivers/gpu/drm/udl/udl_transfer.c | 4 +---
 3 files changed, 3 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/udl/udl_drv.h b/drivers/gpu/drm/udl/udl_drv.h
index 42426407c318..d732c9e47812 100644
--- a/drivers/gpu/drm/udl/udl_drv.h
+++ b/drivers/gpu/drm/udl/udl_drv.h
@@ -93,8 +93,7 @@ udl_fb_user_fb_create(struct drm_device *dev,
 
 int udl_render_hline(struct drm_device *dev, int log_bpp, struct urb **urb_ptr,
                     const char *front, char **urb_buf_ptr,
-                    u32 byte_offset, u32 device_byte_offset, u32 byte_width,
-                    int *ident_ptr, int *sent_ptr);
+                    u32 byte_offset, u32 device_byte_offset, u32 byte_width);
 
 struct drm_gem_object *udl_driver_gem_create_object(struct drm_device *dev,
                                                    size_t size);
diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c
index bc033779f6e4..ed6d9476b25b 100644
--- a/drivers/gpu/drm/udl/udl_fb.c
+++ b/drivers/gpu/drm/udl/udl_fb.c
@@ -68,8 +68,6 @@ int udl_handle_damage(struct drm_framebuffer *fb, int x, int 
y,
        struct udl_device *udl = to_udl(dev);
        int i, ret;
        char *cmd;
-       int bytes_sent = 0;
-       int bytes_identical = 0;
        struct urb *urb;
        int aligned_x;
        int log_bpp;
@@ -115,8 +113,7 @@ int udl_handle_damage(struct drm_framebuffer *fb, int x, 
int y,
                const int dev_byte_offset = (fb->width * i + x) << log_bpp;
                if (udl_render_hline(dev, log_bpp, &urb, (char *)vaddr,
                                     &cmd, byte_offset, dev_byte_offset,
-                                    width << log_bpp,
-                                    &bytes_identical, &bytes_sent))
+                                    width << log_bpp))
                        goto out;
        }
 
@@ -127,7 +124,6 @@ int udl_handle_damage(struct drm_framebuffer *fb, int x, 
int y,
                        *cmd++ = 0xAF;
                len = cmd - (char *) urb->transfer_buffer;
                ret = udl_submit_urb(dev, urb, len);
-               bytes_sent += len;
        } else
                udl_urb_completion(urb);
 
diff --git a/drivers/gpu/drm/udl/udl_transfer.c 
b/drivers/gpu/drm/udl/udl_transfer.c
index 1973a4c1e358..686358d1f669 100644
--- a/drivers/gpu/drm/udl/udl_transfer.c
+++ b/drivers/gpu/drm/udl/udl_transfer.c
@@ -212,8 +212,7 @@ static void udl_compress_hline16(
 int udl_render_hline(struct drm_device *dev, int log_bpp, struct urb **urb_ptr,
                     const char *front, char **urb_buf_ptr,
                     u32 byte_offset, u32 device_byte_offset,
-                    u32 byte_width,
-                    int *ident_ptr, int *sent_ptr)
+                    u32 byte_width)
 {
        const u8 *line_start, *line_end, *next_pixel;
        u32 base16 = 0 + (device_byte_offset >> log_bpp) * 2;
@@ -237,7 +236,6 @@ int udl_render_hline(struct drm_device *dev, int log_bpp, 
struct urb **urb_ptr,
                        int len = cmd - (u8 *) urb->transfer_buffer;
                        if (udl_submit_urb(dev, urb, len))
                                return 1; /* lost pixels is set */
-                       *sent_ptr += len;
                        urb = udl_get_urb(dev);
                        if (!urb)
                                return 1; /* lost_pixels is set */
-- 
2.23.0

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