C++ (Cpp) tegra_dc_has_multiple_dc Exemples

Exemple #1

Fichier : bandwidth.c Projet : dasdgw/android_kernel_kobo_cardhu

int tegra_dc_set_dynamic_emc(struct tegra_dc_win *windows[], int n)
{
	unsigned long new_rate;
	struct tegra_dc *dc;
#ifdef CONFIG_MACH_DA2
	const unsigned long threshold = 204000000;
#endif

	if (!use_dynamic_emc)
		return 0;

	dc = windows[0]->dc;

	/* calculate the new rate based on this POST */
	new_rate = tegra_dc_get_bandwidth(windows, n);
	if (WARN_ONCE(new_rate > (ULONG_MAX / 1000), "bandwidth maxed out\n"))
		new_rate = ULONG_MAX;
	else
		new_rate = EMC_BW_TO_FREQ(new_rate * 1000);

#ifdef CONFIG_MACH_DA2
	if (new_rate < threshold) {
		new_rate = threshold;
	}
#endif
	if (tegra_dc_has_multiple_dc())
		new_rate = ULONG_MAX;

	trace_printk("%s:new_emc_clk_rate=%ld\n", dc->ndev->name, new_rate);
	dc->new_emc_clk_rate = new_rate;

	return 0;
}

Exemple #2

Fichier : bandwidth.c Projet : Ntemis/LG_X3_P880_v20a

int tegra_dc_set_dynamic_emc(struct tegra_dc_win *windows[], int n)
{
	unsigned long new_rate;
	struct tegra_dc *dc;

	if (!use_dynamic_emc)
		return 0;

	dc = windows[0]->dc;

	/* calculate the new rate based on this POST */
	new_rate = tegra_dc_get_bandwidth(windows, n);
	if (WARN_ONCE(new_rate > (ULONG_MAX / 1000), "bandwidth maxed out\n"))
		new_rate = ULONG_MAX;
	else
		new_rate = EMC_BW_TO_FREQ(new_rate * 1000);

	if (tegra_dc_has_multiple_dc())
		new_rate = ULONG_MAX;

	dc->new_emc_clk_rate = new_rate;
	trace_set_dynamic_emc(dc);

	return 0;
}

Exemple #3

Fichier : overlay.c Projet : randomblame/3.1.10_a50x

static void tegra_overlay_set_emc_freq(struct tegra_overlay_info *dev)
{
	unsigned long new_rate;
	int i;
	struct tegra_dc_win *win;
	struct tegra_dc_win *wins[DC_N_WINDOWS];

	for (i = 0; i < DC_N_WINDOWS; i++) {
		win = tegra_dc_get_window(dev->dc, i);
		wins[i] = win;
	}

	new_rate = tegra_dc_get_bandwidth(wins, dev->dc->n_windows);
	new_rate = EMC_BW_TO_FREQ(new_rate);

	if (tegra_dc_has_multiple_dc())
		new_rate = ULONG_MAX;

	clk_set_rate(dev->dc->emc_clk, new_rate);
}

Exemple #4

Fichier : bandwidth.c Projet : Mrchenkeyu/android_kernel_zte_pluto

int tegra_dc_set_dynamic_emc(struct tegra_dc_win *windows[], int n)
{
	unsigned long new_rate;
	struct tegra_dc *dc;

	if (!use_dynamic_emc)
		return 0;

	dc = windows[0]->dc;

	if (tegra_dc_has_multiple_dc())
		new_rate = ULONG_MAX;
	else
		new_rate = tegra_dc_kbps_to_emc(
			tegra_dc_get_bandwidth(windows, n));

	dc->new_emc_clk_rate = new_rate;
	trace_set_dynamic_emc(dc);

	return 0;
}