diff options
| author | Adrian Salido-Moreno <adrianm@codeaurora.org> | 2012-07-25 17:57:15 -0700 |
|---|---|---|
| committer | David Keitel <dkeitel@codeaurora.org> | 2016-03-23 20:11:50 -0700 |
| commit | b47d1f83d037700efb3e2d34794fadbf633fd902 (patch) | |
| tree | b44b09b63959e82c71a8326fac8ac0c8783c7406 /drivers/video/fbdev/msm | |
| parent | ee5139d35ef0d7a67c0341c18572f976efc434ab (diff) | |
mdss: display: expose panel parameters through framebuffer API
Panel porch values and pixel clock can be used to calculate the refresh
rate from user space. Assign these values with information from panel
driver.
Change-Id: I29995d27904e50892d72de5e8c7dd39285f9d421
Signed-off-by: Adrian Salido-Moreno <adrianm@codeaurora.org>
Diffstat (limited to 'drivers/video/fbdev/msm')
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_fb.c | 17 | ||||
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_panel.h | 1 |
2 files changed, 13 insertions, 5 deletions
diff --git a/drivers/video/fbdev/msm/mdss_fb.c b/drivers/video/fbdev/msm/mdss_fb.c index 1901b9569a36..63f6fea3c55b 100644 --- a/drivers/video/fbdev/msm/mdss_fb.c +++ b/drivers/video/fbdev/msm/mdss_fb.c @@ -774,17 +774,23 @@ static int mdss_fb_register(struct msm_fb_data_type *mfd) fix->type = panel_info->is_3d_panel; fix->line_length = mdss_fb_line_length(mfd->index, panel_info->xres, bpp); - mfd->var_xres = panel_info->xres; - mfd->var_yres = panel_info->yres; - - var->pixclock = mfd->panel_info.clk_rate; - mfd->var_pixclock = var->pixclock; var->xres = panel_info->xres; var->yres = panel_info->yres; var->xres_virtual = panel_info->xres; var->yres_virtual = panel_info->yres * mfd->fb_page; var->bits_per_pixel = bpp * 8; /* FrameBuffer color depth */ + var->upper_margin = panel_info->lcdc.v_front_porch; + var->lower_margin = panel_info->lcdc.v_back_porch; + var->vsync_len = panel_info->lcdc.v_pulse_width; + var->left_margin = panel_info->lcdc.h_front_porch; + var->right_margin = panel_info->lcdc.h_back_porch; + var->hsync_len = panel_info->lcdc.h_pulse_width; + var->pixclock = panel_info->clk_rate / 1000; + + mfd->var_xres = var->xres; + mfd->var_yres = var->yres; + mfd->var_pixclock = var->pixclock; /* id field for fb app */ @@ -796,6 +802,7 @@ static int mdss_fb_register(struct msm_fb_data_type *mfd) fbi->flags = FBINFO_FLAG_DEFAULT; fbi->pseudo_palette = mdss_fb_pseudo_palette; + panel_info->fbi = fbi; mfd->ref_cnt = 0; mfd->panel_power_on = false; diff --git a/drivers/video/fbdev/msm/mdss_panel.h b/drivers/video/fbdev/msm/mdss_panel.h index f5ee212a33be..0bc253e7bb63 100644 --- a/drivers/video/fbdev/msm/mdss_panel.h +++ b/drivers/video/fbdev/msm/mdss_panel.h @@ -161,6 +161,7 @@ struct mdss_panel_info { struct lcdc_panel_info lcdc; struct mipi_panel_info mipi; struct lvds_panel_info lvds; + struct fb_info *fbi; }; struct mdss_panel_data { |