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

[Thomas Zimmermann <tzimmermann@xxxxxxx>]

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 <tzimmermann@xxxxxxx>
---
 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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