The only caller of udl_handle_damage() in the plane-update function
in udl_modeset.c. Move udl_handle_damage() there.
v2:
* remove udl_fb.c in a separate patch
Signed-off-by: Thomas Zimmermann <tzimmerm...@suse.de>
Reviewed-by: Daniel Vetter <daniel.vet...@ffwll.ch>
Reviewed-by: Emil Velikov <emil.l.veli...@gmail.com>
---
drivers/gpu/drm/udl/udl_drv.h | 3 -
drivers/gpu/drm/udl/udl_fb.c | 111 ------------------------------
drivers/gpu/drm/udl/udl_modeset.c | 111 ++++++++++++++++++++++++++++++
3 files changed, 111 insertions(+), 114 deletions(-)
diff --git a/drivers/gpu/drm/udl/udl_drv.h b/drivers/gpu/drm/udl/udl_drv.h
index a76397831cee..67ab95cf64b0 100644
--- a/drivers/gpu/drm/udl/udl_drv.h
+++ b/drivers/gpu/drm/udl/udl_drv.h
@@ -87,9 +87,6 @@ int udl_render_hline(struct drm_device *dev, int log_bpp,
struct urb **urb_ptr,
struct drm_gem_object *udl_driver_gem_create_object(struct drm_device *dev,
size_t size);
-int udl_handle_damage(struct drm_framebuffer *fb, int x, int y,
- int width, int height);
-
int udl_drop_usb(struct drm_device *dev);
#define CMD_WRITE_RAW8 "\xAF\x60" /**< 8 bit raw write command. */
diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c
index 397c62142978..84cff9d9edbe 100644
--- a/drivers/gpu/drm/udl/udl_fb.c
+++ b/drivers/gpu/drm/udl/udl_fb.c
@@ -9,10 +9,6 @@
*/
#include <linux/moduleparam.h>
-#include <linux/dma-buf.h>
-
-#include <drm/drm_fourcc.h>
-#include <drm/drm_gem_shmem_helper.h>
#include "udl_drv.h"
@@ -53,110 +49,3 @@ static uint16_t rgb16(uint32_t col)
return (DLO_RG16(red, grn) << 8) + DLO_GB16(grn, blu);
}
#endif
-
-static long udl_log_cpp(unsigned int cpp)
-{
- if (WARN_ON(!is_power_of_2(cpp)))
- return -EINVAL;
- return __ffs(cpp);
-}
-
-static int udl_aligned_damage_clip(struct drm_rect *clip, int x, int y,
- int width, int height)
-{
- int x1, x2;
-
- if (WARN_ON_ONCE(x < 0) ||
- WARN_ON_ONCE(y < 0) ||
- WARN_ON_ONCE(width < 0) ||
- WARN_ON_ONCE(height < 0))
- return -EINVAL;
-
- x1 = ALIGN_DOWN(x, sizeof(unsigned long));
- x2 = ALIGN(width + (x - x1), sizeof(unsigned long)) + x1;
-
- clip->x1 = x1;
- clip->y1 = y;
- clip->x2 = x2;
- clip->y2 = y + height;
-
- return 0;
-}
-
-int udl_handle_damage(struct drm_framebuffer *fb, int x, int y,
- int width, int height)
-{
- struct drm_device *dev = fb->dev;
- struct dma_buf_attachment *import_attach = fb->obj[0]->import_attach;
- int i, ret, tmp_ret;
- char *cmd;
- struct urb *urb;
- struct drm_rect clip;
- int log_bpp;
- void *vaddr;
-
- ret = udl_log_cpp(fb->format->cpp[0]);
- if (ret < 0)
- return ret;
- log_bpp = ret;
-
- ret = udl_aligned_damage_clip(&clip, x, y, width, height);
- if (ret)
- return ret;
- else if ((clip.x2 > fb->width) || (clip.y2 > fb->height))
- return -EINVAL;
-
- if (import_attach) {
- ret = dma_buf_begin_cpu_access(import_attach->dmabuf,
- DMA_FROM_DEVICE);
- if (ret)
- return ret;
- }
-
- vaddr = drm_gem_shmem_vmap(fb->obj[0]);
- if (IS_ERR(vaddr)) {
- DRM_ERROR("failed to vmap fb\n");
- goto out_dma_buf_end_cpu_access;
- }
-
- urb = udl_get_urb(dev);
- if (!urb)
- goto out_drm_gem_shmem_vunmap;
- cmd = urb->transfer_buffer;
-
- for (i = clip.y1; i < clip.y2; i++) {
- const int line_offset = fb->pitches[0] * i;
- const int byte_offset = line_offset + (clip.x1 << log_bpp);
- const int dev_byte_offset = (fb->width * i + clip.x1) <<
log_bpp;
- const int byte_width = (clip.x2 - clip.x1) << log_bpp;
- ret = udl_render_hline(dev, log_bpp, &urb, (char *)vaddr,
- &cmd, byte_offset, dev_byte_offset,
- byte_width);
- if (ret)
- goto out_drm_gem_shmem_vunmap;
- }
-
- if (cmd > (char *) urb->transfer_buffer) {
- /* Send partial buffer remaining before exiting */
- int len;
- if (cmd < (char *) urb->transfer_buffer +
urb->transfer_buffer_length)
- *cmd++ = 0xAF;
- len = cmd - (char *) urb->transfer_buffer;
- ret = udl_submit_urb(dev, urb, len);
- } else
- udl_urb_completion(urb);
-
- ret = 0;
-
-out_drm_gem_shmem_vunmap:
- drm_gem_shmem_vunmap(fb->obj[0], vaddr);
-out_dma_buf_end_cpu_access:
- if (import_attach) {
- tmp_ret = dma_buf_end_cpu_access(import_attach->dmabuf,
- DMA_FROM_DEVICE);
- if (tmp_ret && !ret)
- ret = tmp_ret; /* only update ret if not set yet */
- }
-
- return ret;
-}
diff --git a/drivers/gpu/drm/udl/udl_modeset.c
b/drivers/gpu/drm/udl/udl_modeset.c
index 21c0b95214ca..c5da9b7cddd8 100644
--- a/drivers/gpu/drm/udl/udl_modeset.c
+++ b/drivers/gpu/drm/udl/udl_modeset.c
@@ -9,10 +9,14 @@
*/
+#include <linux/dma-buf.h>
+
#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc_helper.h>
#include <drm/drm_damage_helper.h>
+#include <drm/drm_fourcc.h>
#include <drm/drm_gem_framebuffer_helper.h>
+#include <drm/drm_gem_shmem_helper.h>
#include <drm/drm_modeset_helper_vtables.h>
#include <drm/drm_vblank.h>
@@ -239,6 +243,113 @@ static int udl_crtc_write_mode_to_hw(struct drm_crtc
*crtc)
return retval;
}
+static long udl_log_cpp(unsigned int cpp)
+{
+ if (WARN_ON(!is_power_of_2(cpp)))
+ return -EINVAL;
+ return __ffs(cpp);
+}
+
+static int udl_aligned_damage_clip(struct drm_rect *clip, int x, int y,
+ int width, int height)
+{
+ int x1, x2;
+
+ if (WARN_ON_ONCE(x < 0) ||
+ WARN_ON_ONCE(y < 0) ||
+ WARN_ON_ONCE(width < 0) ||
+ WARN_ON_ONCE(height < 0))
+ return -EINVAL;
+
+ x1 = ALIGN_DOWN(x, sizeof(unsigned long));
+ x2 = ALIGN(width + (x - x1), sizeof(unsigned long)) + x1;
+
+ clip->x1 = x1;
+ clip->y1 = y;
+ clip->x2 = x2;
+ clip->y2 = y + height;
+
+ return 0;
+}
+
+int udl_handle_damage(struct drm_framebuffer *fb, int x, int y,
+ int width, int height)
+{
+ struct drm_device *dev = fb->dev;
+ struct dma_buf_attachment *import_attach = fb->obj[0]->import_attach;
+ int i, ret, tmp_ret;
+ char *cmd;
+ struct urb *urb;
+ struct drm_rect clip;
+ int log_bpp;
+ void *vaddr;
+
+ ret = udl_log_cpp(fb->format->cpp[0]);
+ if (ret < 0)
+ return ret;
+ log_bpp = ret;
+
+ ret = udl_aligned_damage_clip(&clip, x, y, width, height);
+ if (ret)
+ return ret;
+ else if ((clip.x2 > fb->width) || (clip.y2 > fb->height))
+ return -EINVAL;
+
+ if (import_attach) {
+ ret = dma_buf_begin_cpu_access(import_attach->dmabuf,
+ DMA_FROM_DEVICE);
+ if (ret)
+ return ret;
+ }
+
+ vaddr = drm_gem_shmem_vmap(fb->obj[0]);
+ if (IS_ERR(vaddr)) {
+ DRM_ERROR("failed to vmap fb\n");
+ goto out_dma_buf_end_cpu_access;
+ }
+
+ urb = udl_get_urb(dev);
+ if (!urb)
+ goto out_drm_gem_shmem_vunmap;
+ cmd = urb->transfer_buffer;
+
+ for (i = clip.y1; i < clip.y2; i++) {
+ const int line_offset = fb->pitches[0] * i;
+ const int byte_offset = line_offset + (clip.x1 << log_bpp);
+ const int dev_byte_offset = (fb->width * i + clip.x1) <<
log_bpp;
+ const int byte_width = (clip.x2 - clip.x1) << log_bpp;
+ ret = udl_render_hline(dev, log_bpp, &urb, (char *)vaddr,
+ &cmd, byte_offset, dev_byte_offset,
+ byte_width);
+ if (ret)
+ goto out_drm_gem_shmem_vunmap;
+ }
+
+ if (cmd > (char *) urb->transfer_buffer) {
+ /* Send partial buffer remaining before exiting */
+ int len;
+ if (cmd < (char *) urb->transfer_buffer +
urb->transfer_buffer_length)
+ *cmd++ = 0xAF;
+ len = cmd - (char *) urb->transfer_buffer;
+ ret = udl_submit_urb(dev, urb, len);
+ } else
+ udl_urb_completion(urb);
+
+ ret = 0;
+
+out_drm_gem_shmem_vunmap:
+ drm_gem_shmem_vunmap(fb->obj[0], vaddr);
+out_dma_buf_end_cpu_access:
+ if (import_attach) {
+ tmp_ret = dma_buf_end_cpu_access(import_attach->dmabuf,
+ DMA_FROM_DEVICE);
+ if (tmp_ret && !ret)
+ ret = tmp_ret; /* only update ret if not set yet */
+ }
+
+ return ret;
+}
+
/*
* Simple display pipeline
*/
--
2.23.0
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel
