diff options
Diffstat (limited to 'drivers/gpu/drm/udl/udl_transfer.c')
| -rw-r--r-- | drivers/gpu/drm/udl/udl_transfer.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/gpu/drm/udl/udl_transfer.c b/drivers/gpu/drm/udl/udl_transfer.c index 6837f592f6ba..971927669d6b 100644 --- a/drivers/gpu/drm/udl/udl_transfer.c +++ b/drivers/gpu/drm/udl/udl_transfer.c @@ -7,12 +7,8 @@ * Copyright (C) 2009 Bernie Thompson <bernie@plugable.com> */ -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/fb.h> #include <asm/unaligned.h> -#include <drm/drmP.h> #include "udl_drv.h" #define MAX_CMD_PIXELS 255 @@ -216,8 +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; @@ -239,12 +234,12 @@ int udl_render_hline(struct drm_device *dev, int log_bpp, struct urb **urb_ptr, if (cmd >= cmd_end) { int len = cmd - (u8 *) urb->transfer_buffer; - if (udl_submit_urb(dev, urb, len)) - return 1; /* lost pixels is set */ - *sent_ptr += len; + int ret = udl_submit_urb(dev, urb, len); + if (ret) + return ret; urb = udl_get_urb(dev); if (!urb) - return 1; /* lost_pixels is set */ + return -EAGAIN; *urb_ptr = urb; cmd = urb->transfer_buffer; cmd_end = &cmd[urb->transfer_buffer_length]; @@ -255,4 +250,3 @@ int udl_render_hline(struct drm_device *dev, int log_bpp, struct urb **urb_ptr, return 0; } - |