Add a new static function called dispc_plane_setup(). This function is used by
dispc_ovl_setup() to configure the overlay registers.
This split is done so that dispc_wb_setup() can reuse the common overlay related
registers configured in dispc_plane_setup().
Signed-off-by: Archit Taneja <archit@xxxxxx>
---
drivers/video/omap2/dss/dispc.c | 126 ++++++++++++++++++++++-----------------
1 files changed, 71 insertions(+), 55 deletions(-)
diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c
index 58de7d7..eca6157 100644
--- a/drivers/video/omap2/dss/dispc.c
+++ b/drivers/video/omap2/dss/dispc.c
@@ -1783,63 +1783,54 @@ static int dispc_ovl_calc_scaling(enum omap_plane plane,
return 0;
}
-int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi,
+static int dispc_plane_setup(enum omap_plane plane, enum omap_channel channel,
+ enum omap_overlay_caps caps, u32 paddr, u32 p_uv_addr,
+ u16 screen_width, int pos_x, int pos_y, u16 width, u16 height,
+ u16 out_width, u16 out_height, enum omap_color_mode color_mode,
+ u8 rotation, bool mirror, u8 zorder, u8 pre_mult_alpha,
+ u8 global_alpha, enum omap_dss_rotation_type rotation_type,
bool ilace, bool replication)
{
- struct omap_overlay *ovl = omap_dss_get_overlay(plane);
- enum omap_overlay_caps caps = ovl->caps;
bool five_taps = true;
bool fieldmode = 0;
int r, cconv = 0;
unsigned offset0, offset1;
s32 row_inc;
s32 pix_inc;
- u16 frame_height = oi->height;
+ u16 frame_height = height;
unsigned int field_offset = 0;
u16 outw, outh;
- enum omap_channel channel;
-
- channel = dispc_ovl_get_channel_out(plane);
- DSSDBG("dispc_ovl_setup %d, pa %x, pa_uv %x, sw %d, %d,%d, %dx%d -> "
- "%dx%d, cmode %x, rot %d, mir %d, ilace %d chan %d repl %d\n",
- plane, oi->paddr, oi->p_uv_addr,
- oi->screen_width, oi->pos_x, oi->pos_y, oi->width, oi->height,
- oi->out_width, oi->out_height, oi->color_mode, oi->rotation,
- oi->mirror, ilace, channel, replication);
-
- if (oi->paddr == 0)
+ if (paddr == 0)
return -EINVAL;
- outw = oi->out_width == 0 ? oi->width : oi->out_width;
- outh = oi->out_height == 0 ? oi->height : oi->out_height;
+ outw = out_width == 0 ? width : out_width;
+ outh = out_height == 0 ? height : out_height;
- if (ilace && oi->height == outh)
+ if (ilace && height == outh)
fieldmode = 1;
if (ilace) {
if (fieldmode)
- oi->height /= 2;
- oi->pos_y /= 2;
+ height /= 2;
+ pos_y /= 2;
outh /= 2;
DSSDBG("adjusting for ilace: height %d, pos_y %d, "
- "out_height %d\n",
- oi->height, oi->pos_y, outh);
+ "out_height %d\n", height, pos_y, outh);
}
- if (!dss_feat_color_mode_supported(plane, oi->color_mode))
+ if (!dss_feat_color_mode_supported(plane, color_mode))
return -EINVAL;
- r = dispc_ovl_calc_scaling(plane, channel, caps, oi->width, oi->height,
- outw, outh, oi->color_mode,
- &five_taps);
+ r = dispc_ovl_calc_scaling(plane, channel, caps, width, height,
+ outw, outh, color_mode, &five_taps);
if (r)
return r;
- if (oi->color_mode == OMAP_DSS_COLOR_YUV2 ||
- oi->color_mode == OMAP_DSS_COLOR_UYVY ||
- oi->color_mode == OMAP_DSS_COLOR_NV12)
+ if (color_mode == OMAP_DSS_COLOR_YUV2 ||
+ color_mode == OMAP_DSS_COLOR_UYVY ||
+ color_mode == OMAP_DSS_COLOR_NV12)
cconv = 1;
if (ilace && !fieldmode) {
@@ -1850,72 +1841,97 @@ int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi,
* so the integer part must be added to the base address of the
* bottom field.
*/
- if (!oi->height || oi->height == outh)
+ if (!height || height == outh)
field_offset = 0;
else
- field_offset = oi->height / outh / 2;
+ field_offset = height / outh / 2;
}
/* Fields are independent but interleaved in memory. */
if (fieldmode)
field_offset = 1;
- if (oi->rotation_type == OMAP_DSS_ROT_DMA)
- calc_dma_rotation_offset(oi->rotation, oi->mirror,
- oi->screen_width, oi->width, frame_height,
- oi->color_mode, fieldmode, field_offset,
+ if (rotation_type == OMAP_DSS_ROT_DMA)
+ calc_dma_rotation_offset(rotation, mirror,
+ screen_width, width, frame_height,
+ color_mode, fieldmode, field_offset,
&offset0, &offset1, &row_inc, &pix_inc);
else
- calc_vrfb_rotation_offset(oi->rotation, oi->mirror,
- oi->screen_width, oi->width, frame_height,
- oi->color_mode, fieldmode, field_offset,
+ calc_vrfb_rotation_offset(rotation, mirror,
+ screen_width, width, frame_height,
+ color_mode, fieldmode, field_offset,
&offset0, &offset1, &row_inc, &pix_inc);
DSSDBG("offset0 %u, offset1 %u, row_inc %d, pix_inc %d\n",
offset0, offset1, row_inc, pix_inc);
- dispc_ovl_set_color_mode(plane, oi->color_mode);
+ dispc_ovl_set_color_mode(plane, color_mode);
- dispc_ovl_set_ba0(plane, oi->paddr + offset0);
- dispc_ovl_set_ba1(plane, oi->paddr + offset1);
+ dispc_ovl_set_ba0(plane, paddr + offset0);
+ dispc_ovl_set_ba1(plane, paddr + offset1);
- if (OMAP_DSS_COLOR_NV12 == oi->color_mode) {
- dispc_ovl_set_ba0_uv(plane, oi->p_uv_addr + offset0);
- dispc_ovl_set_ba1_uv(plane, oi->p_uv_addr + offset1);
+ if (OMAP_DSS_COLOR_NV12 == color_mode) {
+ dispc_ovl_set_ba0_uv(plane, p_uv_addr + offset0);
+ dispc_ovl_set_ba1_uv(plane, p_uv_addr + offset1);
}
dispc_ovl_set_row_inc(plane, row_inc);
dispc_ovl_set_pix_inc(plane, pix_inc);
- DSSDBG("%d,%d %dx%d -> %dx%d\n", oi->pos_x, oi->pos_y, oi->width,
- oi->height, outw, outh);
+ DSSDBG("%d,%d %dx%d -> %dx%d\n", pos_x, pos_y, width, height,
+ outw, outh);
- dispc_ovl_set_pos(plane, caps, oi->pos_x, oi->pos_y);
+ dispc_ovl_set_pos(plane, caps, pos_x, pos_y);
- dispc_ovl_set_pic_size(plane, oi->width, oi->height);
+ dispc_ovl_set_pic_size(plane, width, height);
if (caps & OMAP_DSS_OVL_CAP_SCALE) {
- dispc_ovl_set_scaling(plane, oi->width, oi->height,
+ dispc_ovl_set_scaling(plane, width, height,
outw, outh,
ilace, five_taps, fieldmode,
- oi->color_mode, oi->rotation, true);
+ color_mode, rotation, true);
dispc_ovl_set_vid_size(plane, outw, outh);
dispc_ovl_set_vid_color_conv(plane, cconv);
}
- dispc_ovl_set_rotation_attrs(plane, oi->rotation, oi->mirror,
- oi->color_mode);
+ dispc_ovl_set_rotation_attrs(plane, rotation, mirror, color_mode);
- dispc_ovl_set_zorder(plane, caps, oi->zorder);
- dispc_ovl_set_pre_mult_alpha(plane, caps, oi->pre_mult_alpha);
- dispc_ovl_setup_global_alpha(plane, caps, oi->global_alpha);
+ dispc_ovl_set_zorder(plane, caps, zorder);
+ dispc_ovl_set_pre_mult_alpha(plane, caps, pre_mult_alpha);
+ dispc_ovl_setup_global_alpha(plane, caps, global_alpha);
dispc_ovl_enable_replication(plane, caps, replication);
return 0;
}
+int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi,
+ bool ilace, bool replication)
+{
+ int r;
+ struct omap_overlay *ovl = omap_dss_get_overlay(plane);
+ enum omap_channel channel;
+
+ channel = dispc_ovl_get_channel_out(plane);
+
+ DSSDBG("dispc_ovl_setup %d, pa %x, pa_uv %x, sw %d, %d,%d, %dx%d -> "
+ "%dx%d, cmode %x, rot %d, mir %d, ilace %d chan %d repl %d\n",
+ plane, oi->paddr, oi->p_uv_addr,
+ oi->screen_width, oi->pos_x, oi->pos_y, oi->width, oi->height,
+ oi->out_width, oi->out_height, oi->color_mode, oi->rotation,
+ oi->mirror, ilace, channel, replication);
+
+ r = dispc_plane_setup(plane, channel, ovl->caps, oi->paddr,
+ oi->p_uv_addr, oi->screen_width, oi->pos_x, oi->pos_y,
+ oi->width, oi->height, oi->out_width, oi->out_height,
+ oi->color_mode, oi->rotation, oi->mirror, oi->zorder,
+ oi->pre_mult_alpha, oi->global_alpha, oi->rotation_type,
+ ilace, replication);
+
+ return r;
+}
+
int dispc_wb_setup(int id, struct omap_dss_writeback_info *wi)
{
return 0;
--
1.7.4.1
--
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