Initial Contribution
msm-2.6.38: tag AU_LINUX_ANDROID_GINGERBREAD.02.03.04.00.142
Signed-off-by: Bryan Huntsman <bryanh@codeaurora.org>
diff --git a/drivers/gpu/msm/kgsl_pwrctrl.h b/drivers/gpu/msm/kgsl_pwrctrl.h
new file mode 100644
index 0000000..fff5769
--- /dev/null
+++ b/drivers/gpu/msm/kgsl_pwrctrl.h
@@ -0,0 +1,76 @@
+/* Copyright (c) 2010-2011, Code Aurora Forum. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+#ifndef __KGSL_PWRCTRL_H
+#define __KGSL_PWRCTRL_H
+
+/*****************************************************************************
+** power flags
+*****************************************************************************/
+#define KGSL_PWRFLAGS_POWER_ON 0
+#define KGSL_PWRFLAGS_CLK_ON 1
+#define KGSL_PWRFLAGS_AXI_ON 2
+#define KGSL_PWRFLAGS_IRQ_ON 3
+
+#define KGSL_PWRFLAGS_ON 1
+#define KGSL_PWRFLAGS_OFF 0
+
+#define KGSL_PWRLEVEL_TURBO 0
+#define KGSL_PWRLEVEL_NOMINAL 1
+#define KGSL_MAX_CLKS 5
+
+struct platform_device;
+
+struct kgsl_pwrctrl {
+ int interrupt_num;
+ int have_irq;
+ struct clk *ebi1_clk;
+ struct clk *grp_clks[KGSL_MAX_CLKS];
+ unsigned long power_flags;
+ struct kgsl_pwrlevel pwrlevels[KGSL_MAX_PWRLEVELS];
+ unsigned int active_pwrlevel;
+ int thermal_pwrlevel;
+ unsigned int num_pwrlevels;
+ unsigned int interval_timeout;
+ struct regulator *gpu_reg;
+ uint32_t pcl;
+ unsigned int nap_allowed;
+ const char *regulator_name;
+ const char *irq_name;
+ const char *src_clk_name;
+ s64 time;
+};
+
+void kgsl_pwrctrl_clk(struct kgsl_device *device, int state);
+void kgsl_pwrctrl_axi(struct kgsl_device *device, int state);
+void kgsl_pwrctrl_pwrrail(struct kgsl_device *device, int state);
+void kgsl_pwrctrl_irq(struct kgsl_device *device, int state);
+int kgsl_pwrctrl_init(struct kgsl_device *device);
+void kgsl_pwrctrl_close(struct kgsl_device *device);
+void kgsl_timer(unsigned long data);
+void kgsl_idle_check(struct work_struct *work);
+void kgsl_pre_hwaccess(struct kgsl_device *device);
+void kgsl_check_suspended(struct kgsl_device *device);
+int kgsl_pwrctrl_sleep(struct kgsl_device *device);
+void kgsl_pwrctrl_wake(struct kgsl_device *device);
+void kgsl_pwrctrl_pwrlevel_change(struct kgsl_device *device,
+ unsigned int level);
+int kgsl_pwrctrl_init_sysfs(struct kgsl_device *device);
+void kgsl_pwrctrl_uninit_sysfs(struct kgsl_device *device);
+void kgsl_pwrctrl_enable(struct kgsl_device *device);
+void kgsl_pwrctrl_disable(struct kgsl_device *device);
+static inline unsigned long kgsl_get_clkrate(struct clk *clk)
+{
+ return (clk != NULL) ? clk_get_rate(clk) : 0;
+}
+
+#endif /* __KGSL_PWRCTRL_H */