diff options
Diffstat (limited to 'drivers/video/tegra/dc/dc.c')
| -rw-r--r-- | drivers/video/tegra/dc/dc.c | 84 |
1 files changed, 1 insertions, 83 deletions
diff --git a/drivers/video/tegra/dc/dc.c b/drivers/video/tegra/dc/dc.c index 51af1e008e8b..20f80f940650 100644 --- a/drivers/video/tegra/dc/dc.c +++ b/drivers/video/tegra/dc/dc.c @@ -23,7 +23,6 @@ #include <linux/errno.h> #include <linux/interrupt.h> #include <linux/slab.h> -#include <linux/spinlock.h> #include <linux/io.h> #include <linux/clk.h> #include <linux/mutex.h> @@ -64,8 +63,6 @@ #define ALL_UF_INT (0) #endif -static int calc_refresh(const struct tegra_dc_mode *m); - static int no_vsync; static void _tegra_dc_controller_disable(struct tegra_dc *dc); @@ -1614,6 +1611,7 @@ static bool check_ref_to_sync(struct tegra_dc_mode *mode) return true; } +#ifdef DEBUG /* return in 1000ths of a Hertz */ static int calc_refresh(const struct tegra_dc_mode *m) { @@ -1628,7 +1626,6 @@ static int calc_refresh(const struct tegra_dc_mode *m) return refresh; } -#ifdef DEBUG static void print_mode(struct tegra_dc *dc, const struct tegra_dc_mode *mode, const char *note) { @@ -1739,12 +1736,7 @@ static int tegra_dc_program_mode(struct tegra_dc *dc, struct tegra_dc_mode *mode int tegra_dc_set_mode(struct tegra_dc *dc, const struct tegra_dc_mode *mode) { - unsigned long flags; - - spin_lock_irqsave(&dc->mode_lock, flags); memcpy(&dc->mode, mode, sizeof(dc->mode)); - dc->mode_dirty = true; - spin_unlock_irqrestore(&dc->mode_lock, flags); print_mode(dc, mode, __func__); @@ -1752,46 +1744,6 @@ int tegra_dc_set_mode(struct tegra_dc *dc, const struct tegra_dc_mode *mode) } EXPORT_SYMBOL(tegra_dc_set_mode); -/* convert tegra_dc_mode to fb_videomode - * return non-zero on error. */ -int tegra_dc_to_fb_videomode(struct fb_videomode *fbmode, - const struct tegra_dc_mode *mode) -{ - if (!fbmode || !mode || !mode->pclk) - return -EINVAL; - - memset(fbmode, 0, sizeof(*fbmode)); - - if (mode->rated_pclk >= 1000) - fbmode->pixclock = KHZ2PICOS(mode->rated_pclk / 1000); - else if (mode->pclk >= 1000) - fbmode->pixclock = KHZ2PICOS(mode->pclk / 1000); - fbmode->hsync_len = mode->h_sync_width; - fbmode->vsync_len = mode->v_sync_width; - fbmode->left_margin = mode->h_back_porch; - fbmode->upper_margin = mode->v_back_porch; - fbmode->xres = mode->h_active; - fbmode->yres = mode->v_active; - fbmode->right_margin = mode->h_front_porch; - fbmode->lower_margin = mode->v_front_porch; - fbmode->vmode = FB_VMODE_NONINTERLACED; - fbmode->vmode |= mode->stereo_mode ? -#ifndef CONFIG_TEGRA_HDMI_74MHZ_LIMIT - FB_VMODE_STEREO_FRAME_PACK -#else - FB_VMODE_STEREO_LEFT_RIGHT -#endif - : 0; - fbmode->sync |= (mode->flags & TEGRA_DC_MODE_FLAG_NEG_H_SYNC) ? - 0 : FB_SYNC_HOR_HIGH_ACT; - fbmode->sync |= (mode->flags & TEGRA_DC_MODE_FLAG_NEG_V_SYNC) ? - 0 : FB_SYNC_VERT_HIGH_ACT; - fbmode->refresh = (calc_refresh(mode) + 500) / 1000; - - return 0; -} -EXPORT_SYMBOL(tegra_dc_to_fb_videomode); - int tegra_dc_set_fb_mode(struct tegra_dc *dc, const struct fb_videomode *fbmode, bool stereo_mode) { @@ -2180,18 +2132,6 @@ static bool tegra_dc_windows_are_dirty(struct tegra_dc *dc) return false; } -static void tegra_dc_update_mode(struct tegra_dc *dc) -{ - unsigned long flags; - - spin_lock_irqsave(&dc->mode_lock, flags); - if (dc->mode_dirty) { - tegra_dc_program_mode(dc, &dc->mode); - dc->mode_dirty = false; - } - spin_unlock_irqrestore(&dc->mode_lock, flags); -} - static void tegra_dc_trigger_windows(struct tegra_dc *dc) { u32 val, i; @@ -2251,9 +2191,6 @@ static void tegra_dc_one_shot_irq(struct tegra_dc *dc, unsigned long status) /* Mark the frame_end as complete. */ if (!completion_done(&dc->frame_end_complete)) complete(&dc->frame_end_complete); - - /* handle a mode change, if it was scheduled */ - tegra_dc_update_mode(dc); } } @@ -2278,8 +2215,6 @@ static void tegra_dc_continuous_irq(struct tegra_dc *dc, unsigned long status) if (!completion_done(&dc->frame_end_complete)) complete(&dc->frame_end_complete); - /* handle a mode change, if it was scheduled */ - tegra_dc_update_mode(dc); tegra_dc_trigger_windows(dc); } } @@ -2932,7 +2867,6 @@ static int tegra_dc_probe(struct nvhost_device *ndev) mutex_init(&dc->lock); mutex_init(&dc->one_shot_lock); - spin_lock_init(&dc->mode_lock); init_completion(&dc->frame_end_complete); init_waitqueue_head(&dc->wq); #ifdef CONFIG_ARCH_TEGRA_2x_SOC @@ -3019,22 +2953,6 @@ static int tegra_dc_probe(struct nvhost_device *ndev) dc->fb = NULL; } - if (dc->out && dc->out->n_modes) { - struct fb_monspecs specs; - int i; - - memset(&specs, 0, sizeof(specs)); - specs.max_x = dc->mode.h_active * 1000; - specs.max_y = dc->mode.v_active * 1000; - specs.modedb_len = dc->out->n_modes; - specs.modedb = kzalloc(specs.modedb_len * - sizeof(struct fb_videomode), GFP_KERNEL); - for (i = 0; i < dc->out->n_modes; i++) - tegra_dc_to_fb_videomode(&specs.modedb[i], - &dc->out->modes[i]); - tegra_fb_update_monspecs(dc->fb, &specs, NULL); - } - if (dc->out && dc->out->hotplug_init) dc->out->hotplug_init(); |