static int mdp3_overlay_unset(struct msm_fb_data_type *mfd, int ndx)
{
int rc = 0;
struct mdp3_session_data *mdp3_session = mfd->mdp.private1;
struct fb_info *fbi = mfd->fbi;
struct fb_fix_screeninfo *fix;
int format;
fix = &fbi->fix;
format = mdp3_ctrl_get_source_format(mfd->fb_imgType);
mutex_lock(&mdp3_session->lock);
if (mdp3_session->overlay.id == ndx && ndx == 1) {
struct mdp3_dma *dma = mdp3_session->dma;
dma->source_config.format = format;
dma->source_config.stride = fix->line_length;
dma->output_config.pack_pattern =
mdp3_ctrl_get_pack_pattern(mfd->fb_imgType);
mdp3_clk_enable(1, 0);
mdp3_session->dma->dma_config_source(dma);
mdp3_clk_enable(0, 0);
mdp3_session->overlay.id = MSMFB_NEW_REQUEST;
mdp3_bufq_deinit(&mdp3_session->bufq_in);
} else {
rc = -EINVAL;
}
mutex_unlock(&mdp3_session->lock);
return rc;
}
static int mdp3_ctrl_dma_init(struct msm_fb_data_type *mfd,
struct mdp3_dma *dma)
{
int rc;
struct mdss_panel_info *panel_info = mfd->panel_info;
struct fb_info *fbi = mfd->fbi;
struct fb_fix_screeninfo *fix;
struct fb_var_screeninfo *var;
struct mdp3_dma_output_config outputConfig;
struct mdp3_dma_source sourceConfig;
fix = &fbi->fix;
var = &fbi->var;
sourceConfig.format = mdp3_ctrl_get_source_format(mfd);
sourceConfig.width = panel_info->xres;
sourceConfig.height = panel_info->yres;
sourceConfig.x = 0;
sourceConfig.y = 0;
sourceConfig.stride = fix->line_length;
sourceConfig.buf = (void *)mfd->iova;
outputConfig.dither_en = 0;
outputConfig.out_sel = mdp3_ctrl_get_intf_type(mfd);
outputConfig.bit_mask_polarity = 0;
outputConfig.color_components_flip = 0;
outputConfig.pack_pattern = mdp3_ctrl_get_pack_pattern(mfd);
outputConfig.pack_align = MDP3_DMA_OUTPUT_PACK_ALIGN_LSB;
outputConfig.color_comp_out_bits = (MDP3_DMA_OUTPUT_COMP_BITS_8 << 4) |
(MDP3_DMA_OUTPUT_COMP_BITS_8 << 2)|
MDP3_DMA_OUTPUT_COMP_BITS_8;
rc = mdp3_dma_init(dma, &sourceConfig, &outputConfig);
return rc;
}
static int mdp3_ctrl_dma_init(struct msm_fb_data_type *mfd,
struct mdp3_dma *dma)
{
int rc;
struct mdss_panel_info *panel_info = mfd->panel_info;
struct fb_info *fbi = mfd->fbi;
struct fb_fix_screeninfo *fix;
struct fb_var_screeninfo *var;
struct mdp3_dma_output_config outputConfig;
struct mdp3_dma_source sourceConfig;
int frame_rate = mfd->panel_info->mipi.frame_rate;
int vbp, vfp, vspw;
int vtotal, vporch;
struct mdp3_notification dma_done_callback;
vbp = panel_info->lcdc.v_back_porch;
vfp = panel_info->lcdc.v_front_porch;
vspw = panel_info->lcdc.v_pulse_width;
vporch = vbp + vfp + vspw;
vtotal = vporch + panel_info->yres;
fix = &fbi->fix;
var = &fbi->var;
sourceConfig.format = mdp3_ctrl_get_source_format(mfd->fb_imgType);
sourceConfig.width = panel_info->xres;
sourceConfig.height = panel_info->yres;
sourceConfig.x = 0;
sourceConfig.y = 0;
sourceConfig.stride = fix->line_length;
sourceConfig.buf = (void *)mfd->iova;
sourceConfig.vporch = vporch;
sourceConfig.vsync_count =
MDP_VSYNC_CLK_RATE / (frame_rate * vtotal);
outputConfig.dither_en = 0;
outputConfig.out_sel = mdp3_ctrl_get_intf_type(mfd);
outputConfig.bit_mask_polarity = 0;
outputConfig.color_components_flip = 0;
outputConfig.pack_pattern = mdp3_ctrl_get_pack_pattern(mfd->fb_imgType);
outputConfig.pack_align = MDP3_DMA_OUTPUT_PACK_ALIGN_LSB;
outputConfig.color_comp_out_bits = (MDP3_DMA_OUTPUT_COMP_BITS_8 << 4) |
(MDP3_DMA_OUTPUT_COMP_BITS_8 << 2)|
MDP3_DMA_OUTPUT_COMP_BITS_8;
if (dma->dma_config)
rc = dma->dma_config(dma, &sourceConfig, &outputConfig);
else
rc = -EINVAL;
if (outputConfig.out_sel == MDP3_DMA_OUTPUT_SEL_DSI_CMD) {
dma_done_callback.handler = dma_done_notify_handler;
dma_done_callback.arg = mfd->mdp.private1;
dma->dma_done_notifier(dma, &dma_done_callback);
}
return rc;
}
static int mdp3_overlay_set(struct msm_fb_data_type *mfd,
struct mdp_overlay *req)
{
int rc = 0;
struct mdp3_session_data *mdp3_session = mfd->mdp.private1;
struct mdp3_dma *dma = mdp3_session->dma;
struct fb_fix_screeninfo *fix;
struct fb_info *fbi = mfd->fbi;
int stride;
int format;
fix = &fbi->fix;
stride = req->src.width * ppp_bpp(req->src.format);
format = mdp3_ctrl_get_source_format(req->src.format);
mutex_lock(&mdp3_session->lock);
if (mdp3_session->overlay.id != req->id)
pr_err("overlay was not released, continue to recover\n");
mdp3_session->overlay = *req;
if (req->id == MSMFB_NEW_REQUEST) {
if (dma->source_config.stride != stride ||
dma->source_config.format != format) {
dma->source_config.format = format;
dma->source_config.stride = stride;
dma->output_config.pack_pattern =
mdp3_ctrl_get_pack_pattern(req->src.format);
mdp3_clk_enable(1, 0);
mdp3_session->dma->dma_config_source(dma);
mdp3_clk_enable(0, 0);
}
mdp3_session->overlay.id = 1;
req->id = 1;
}
mutex_unlock(&mdp3_session->lock);
return rc;
}
