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drm/exynos: added panel physical size. 

Signed-off-by: Eun-Chul Kim <chulspro.kim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
This commit is contained in:
Eun-Chul Kim 2012-02-14 15:59:46 +09:00 committed by Inki Dae
parent 1f72dde145
commit 607c50d429
4 changed files with 42 additions and 22 deletions
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16
drivers/gpu/drm/exynos/exynos_drm_connector.c
View File

@ -28,6 +28,7 @@
#include "drmP.h"
#include "drm_crtc_helper.h"
#include <drm/exynos_drm.h>
#include "exynos_drm_drv.h"
#include "exynos_drm_encoder.h"
@ -44,8 +45,9 @@ struct exynos_drm_connector {
/* convert exynos_video_timings to drm_display_mode */
static inline void
convert_to_display_mode(struct drm_display_mode *mode,
struct fb_videomode *timing)
struct exynos_drm_panel_info *panel)
{
struct fb_videomode *timing = &panel->timing;
DRM_DEBUG_KMS("%s\n", __FILE__);
mode->clock = timing->pixclock / 1000;
@ -60,6 +62,8 @@ convert_to_display_mode(struct drm_display_mode *mode,
mode->vsync_start = mode->vdisplay + timing->upper_margin;
mode->vsync_end = mode->vsync_start + timing->vsync_len;
mode->vtotal = mode->vsync_end + timing->lower_margin;
mode->width_mm = panel->width_mm;
mode->height_mm = panel->height_mm;
if (timing->vmode & FB_VMODE_INTERLACED)
mode->flags |= DRM_MODE_FLAG_INTERLACE;
@ -148,16 +152,18 @@ static int exynos_drm_connector_get_modes(struct drm_connector *connector)
connector->display_info.raw_edid = edid;
} else {
struct drm_display_mode *mode = drm_mode_create(connector->dev);
struct fb_videomode *timing;
struct exynos_drm_panel_info *panel;
if (display_ops->get_timing)
timing = display_ops->get_timing(manager->dev);
if (display_ops->get_panel)
panel = display_ops->get_panel(manager->dev);
else {
drm_mode_destroy(connector->dev, mode);
return 0;
}
convert_to_display_mode(mode, timing);
convert_to_display_mode(mode, panel);
connector->display_info.width_mm = mode->width_mm;
connector->display_info.height_mm = mode->height_mm;
mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
drm_mode_set_name(mode);

4
drivers/gpu/drm/exynos/exynos_drm_drv.h
View File

@ -136,7 +136,7 @@ struct exynos_drm_overlay {
* @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI.
* @is_connected: check for that display is connected or not.
* @get_edid: get edid modes from display driver.
* @get_timing: get timing object from display driver.
* @get_panel: get panel object from display driver.
* @check_timing: check if timing is valid or not.
* @power_on: display device on or off.
*/
@ -145,7 +145,7 @@ struct exynos_drm_display_ops {
bool (*is_connected)(struct device *dev);
int (*get_edid)(struct device *dev, struct drm_connector *connector,
u8 *edid, int len);
void *(*get_timing)(struct device *dev);
void *(*get_panel)(struct device *dev);
int (*check_timing)(struct device *dev, void *timing);
int (*power_on)(struct device *dev, int mode);
};

27
drivers/gpu/drm/exynos/exynos_drm_fimd.c
View File

@ -89,7 +89,7 @@ struct fimd_context {
bool suspended;
struct mutex lock;
struct fb_videomode *timing;
struct exynos_drm_panel_info *panel;
};
static bool fimd_display_is_connected(struct device *dev)
@ -101,13 +101,13 @@ static bool fimd_display_is_connected(struct device *dev)
return true;
}
static void *fimd_get_timing(struct device *dev)
static void *fimd_get_panel(struct device *dev)
{
struct fimd_context *ctx = get_fimd_context(dev);
DRM_DEBUG_KMS("%s\n", __FILE__);
return ctx->timing;
return ctx->panel;
}
static int fimd_check_timing(struct device *dev, void *timing)
@ -131,7 +131,7 @@ static int fimd_display_power_on(struct device *dev, int mode)
static struct exynos_drm_display_ops fimd_display_ops = {
.type = EXYNOS_DISPLAY_TYPE_LCD,
.is_connected = fimd_display_is_connected,
.get_timing = fimd_get_timing,
.get_panel = fimd_get_panel,
.check_timing = fimd_check_timing,
.power_on = fimd_display_power_on,
};
@ -193,7 +193,8 @@ static void fimd_apply(struct device *subdrv_dev)
static void fimd_commit(struct device *dev)
{
struct fimd_context *ctx = get_fimd_context(dev);
struct fb_videomode *timing = ctx->timing;
struct exynos_drm_panel_info *panel = ctx->panel;
struct fb_videomode *timing = &panel->timing;
u32 val;
if (ctx->suspended)
@ -786,7 +787,7 @@ static int __devinit fimd_probe(struct platform_device *pdev)
struct fimd_context *ctx;
struct exynos_drm_subdrv *subdrv;
struct exynos_drm_fimd_pdata *pdata;
struct fb_videomode *timing;
struct exynos_drm_panel_info *panel;
struct resource *res;
int win;
int ret = -EINVAL;
@ -799,9 +800,9 @@ static int __devinit fimd_probe(struct platform_device *pdev)
return -EINVAL;
}
timing = &pdata->timing;
if (!timing) {
dev_err(dev, "timing is null.\n");
panel = &pdata->panel;
if (!panel) {
dev_err(dev, "panel is null.\n");
return -EINVAL;
}
@ -863,16 +864,16 @@ static int __devinit fimd_probe(struct platform_device *pdev)
goto err_req_irq;
}
ctx->clkdiv = fimd_calc_clkdiv(ctx, timing);
ctx->clkdiv = fimd_calc_clkdiv(ctx, &panel->timing);
ctx->vidcon0 = pdata->vidcon0;
ctx->vidcon1 = pdata->vidcon1;
ctx->default_win = pdata->default_win;
ctx->timing = timing;
ctx->panel = panel;
timing->pixclock = clk_get_rate(ctx->lcd_clk) / ctx->clkdiv;
panel->timing.pixclock = clk_get_rate(ctx->lcd_clk) / ctx->clkdiv;
DRM_DEBUG_KMS("pixel clock = %d, clkdiv = %d\n",
timing->pixclock, ctx->clkdiv);
panel->timing.pixclock, ctx->clkdiv);
subdrv = &ctx->subdrv;

17
include/drm/exynos_drm.h
View File

@ -98,14 +98,27 @@ struct drm_exynos_plane_set_zpos {
DRM_EXYNOS_PLANE_SET_ZPOS, struct drm_exynos_plane_set_zpos)
/**
* Platform Specific Structure for DRM based FIMD.
* A structure for lcd panel information.
*
* @timing: default video mode for initializing
* @width_mm: physical size of lcd width.
* @height_mm: physical size of lcd height.
*/
struct exynos_drm_panel_info {
struct fb_videomode timing;
u32 width_mm;
u32 height_mm;
};
/**
* Platform Specific Structure for DRM based FIMD.
*
* @panel: default panel info for initializing
* @default_win: default window layer number to be used for UI.
* @bpp: default bit per pixel.
*/
struct exynos_drm_fimd_pdata {
struct fb_videomode timing;
struct exynos_drm_panel_info panel;
u32 vidcon0;
u32 vidcon1;
unsigned int default_win;