Merge commit 'c104f1fa1ecf4ee0fc06e31b1f77630b2551be81' into stable/for-linus-3.4

* commit 'c104f1fa1ecf4ee0fc06e31b1f77630b2551be81': (14566 commits)
  cpufreq: OMAP: fix build errors: depends on ARCH_OMAP2PLUS
  sparc64: Eliminate obsolete __handle_softirq() function
  sparc64: Fix bootup crash on sun4v.
  kconfig: delete last traces of __enabled_ from autoconf.h
  Revert "kconfig: fix __enabled_ macros definition for invisible and un-selected symbols"
  kconfig: fix IS_ENABLED to not require all options to be defined
  irq_domain: fix type mismatch in debugfs output format
  staging: android: fix mem leaks in __persistent_ram_init()
  staging: vt6656: Don't leak memory in drivers/staging/vt6656/ioctl.c::private_ioctl()
  staging: iio: hmc5843: Fix crash in probe function.
  panic: fix stack dump print on direct call to panic()
  drivers/rtc/rtc-pl031.c: enable clock on all ST variants
  Revert "mm: vmscan: fix misused nr_reclaimed in shrink_mem_cgroup_zone()"
  hugetlb: fix race condition in hugetlb_fault()
  drivers/rtc/rtc-twl.c: use static register while reading time
  drivers/rtc/rtc-s3c.c: add placeholder for driver private data
  drivers/rtc/rtc-s3c.c: fix compilation error
  MAINTAINERS: add PCDP console maintainer
  memcg: do not open code accesses to res_counter members
  drivers/rtc/rtc-efi.c: fix section mismatch warning
  ...

1 files changed, 357 insertions, 0 deletions

diff --git a/drivers/media/video/s5p-jpeg/jpeg-hw.h b/drivers/media/video/s5p-jpeg/jpeg-hw.h
new file mode 100644
index 000000000000..f12f0fdbde7c
--- /dev/null
+++ b/drivers/media/video/s5p-jpeg/jpeg-hw.h
@@ -0,0 +1,357 @@
+/* linux/drivers/media/video/s5p-jpeg/jpeg-hw.h
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * Author: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef JPEG_HW_H_
+#define JPEG_HW_H_
+
+#include <linux/io.h>
+#include <linux/videodev2.h>
+
+#include "jpeg-hw.h"
+#include "jpeg-regs.h"
+
+#define S5P_JPEG_MIN_WIDTH		32
+#define S5P_JPEG_MIN_HEIGHT		32
+#define S5P_JPEG_MAX_WIDTH		8192
+#define S5P_JPEG_MAX_HEIGHT		8192
+#define S5P_JPEG_ENCODE			0
+#define S5P_JPEG_DECODE			1
+#define S5P_JPEG_RAW_IN_565		0
+#define S5P_JPEG_RAW_IN_422		1
+#define S5P_JPEG_RAW_OUT_422		0
+#define S5P_JPEG_RAW_OUT_420		1
+
+static inline void jpeg_reset(void __iomem *regs)
+{
+	unsigned long reg;
+
+	writel(1, regs + S5P_JPG_SW_RESET);
+	reg = readl(regs + S5P_JPG_SW_RESET);
+	/* no other way but polling for when JPEG IP becomes operational */
+	while (reg != 0) {
+		cpu_relax();
+		reg = readl(regs + S5P_JPG_SW_RESET);
+	}
+}
+
+static inline void jpeg_poweron(void __iomem *regs)
+{
+	writel(S5P_POWER_ON, regs + S5P_JPGCLKCON);
+}
+
+static inline void jpeg_input_raw_mode(void __iomem *regs, unsigned long mode)
+{
+	unsigned long reg, m;
+
+	m = S5P_MOD_SEL_565;
+	if (mode == S5P_JPEG_RAW_IN_565)
+		m = S5P_MOD_SEL_565;
+	else if (mode == S5P_JPEG_RAW_IN_422)
+		m = S5P_MOD_SEL_422;
+
+	reg = readl(regs + S5P_JPGCMOD);
+	reg &= ~S5P_MOD_SEL_MASK;
+	reg |= m;
+	writel(reg, regs + S5P_JPGCMOD);
+}
+
+static inline void jpeg_input_raw_y16(void __iomem *regs, bool y16)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPGCMOD);
+	if (y16)
+		reg |= S5P_MODE_Y16;
+	else
+		reg &= ~S5P_MODE_Y16_MASK;
+	writel(reg, regs + S5P_JPGCMOD);
+}
+
+static inline void jpeg_proc_mode(void __iomem *regs, unsigned long mode)
+{
+	unsigned long reg, m;
+
+	m = S5P_PROC_MODE_DECOMPR;
+	if (mode == S5P_JPEG_ENCODE)
+		m = S5P_PROC_MODE_COMPR;
+	else
+		m = S5P_PROC_MODE_DECOMPR;
+	reg = readl(regs + S5P_JPGMOD);
+	reg &= ~S5P_PROC_MODE_MASK;
+	reg |= m;
+	writel(reg, regs + S5P_JPGMOD);
+}
+
+static inline void jpeg_subsampling_mode(void __iomem *regs, unsigned int mode)
+{
+	unsigned long reg, m;
+
+	if (mode == V4L2_JPEG_CHROMA_SUBSAMPLING_420)
+		m = S5P_SUBSAMPLING_MODE_420;
+	else
+		m = S5P_SUBSAMPLING_MODE_422;
+
+	reg = readl(regs + S5P_JPGMOD);
+	reg &= ~S5P_SUBSAMPLING_MODE_MASK;
+	reg |= m;
+	writel(reg, regs + S5P_JPGMOD);
+}
+
+static inline unsigned int jpeg_get_subsampling_mode(void __iomem *regs)
+{
+	return readl(regs + S5P_JPGMOD) & S5P_SUBSAMPLING_MODE_MASK;
+}
+
+static inline void jpeg_dri(void __iomem *regs, unsigned int dri)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPGDRI_U);
+	reg &= ~0xff;
+	reg |= (dri >> 8) & 0xff;
+	writel(reg, regs + S5P_JPGDRI_U);
+
+	reg = readl(regs + S5P_JPGDRI_L);
+	reg &= ~0xff;
+	reg |= dri & 0xff;
+	writel(reg, regs + S5P_JPGDRI_L);
+}
+
+static inline void jpeg_qtbl(void __iomem *regs, unsigned int t, unsigned int n)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPG_QTBL);
+	reg &= ~S5P_QT_NUMt_MASK(t);
+	reg |= (n << S5P_QT_NUMt_SHIFT(t)) & S5P_QT_NUMt_MASK(t);
+	writel(reg, regs + S5P_JPG_QTBL);
+}
+
+static inline void jpeg_htbl_ac(void __iomem *regs, unsigned int t)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPG_HTBL);
+	reg &= ~S5P_HT_NUMt_AC_MASK(t);
+	/* this driver uses table 0 for all color components */
+	reg |= (0 << S5P_HT_NUMt_AC_SHIFT(t)) & S5P_HT_NUMt_AC_MASK(t);
+	writel(reg, regs + S5P_JPG_HTBL);
+}
+
+static inline void jpeg_htbl_dc(void __iomem *regs, unsigned int t)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPG_HTBL);
+	reg &= ~S5P_HT_NUMt_DC_MASK(t);
+	/* this driver uses table 0 for all color components */
+	reg |= (0 << S5P_HT_NUMt_DC_SHIFT(t)) & S5P_HT_NUMt_DC_MASK(t);
+	writel(reg, regs + S5P_JPG_HTBL);
+}
+
+static inline void jpeg_y(void __iomem *regs, unsigned int y)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPGY_U);
+	reg &= ~0xff;
+	reg |= (y >> 8) & 0xff;
+	writel(reg, regs + S5P_JPGY_U);
+
+	reg = readl(regs + S5P_JPGY_L);
+	reg &= ~0xff;
+	reg |= y & 0xff;
+	writel(reg, regs + S5P_JPGY_L);
+}
+
+static inline void jpeg_x(void __iomem *regs, unsigned int x)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPGX_U);
+	reg &= ~0xff;
+	reg |= (x >> 8) & 0xff;
+	writel(reg, regs + S5P_JPGX_U);
+
+	reg = readl(regs + S5P_JPGX_L);
+	reg &= ~0xff;
+	reg |= x & 0xff;
+	writel(reg, regs + S5P_JPGX_L);
+}
+
+static inline void jpeg_rst_int_enable(void __iomem *regs, bool enable)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPGINTSE);
+	reg &= ~S5P_RSTm_INT_EN_MASK;
+	if (enable)
+		reg |= S5P_RSTm_INT_EN;
+	writel(reg, regs + S5P_JPGINTSE);
+}
+
+static inline void jpeg_data_num_int_enable(void __iomem *regs, bool enable)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPGINTSE);
+	reg &= ~S5P_DATA_NUM_INT_EN_MASK;
+	if (enable)
+		reg |= S5P_DATA_NUM_INT_EN;
+	writel(reg, regs + S5P_JPGINTSE);
+}
+
+static inline void jpeg_final_mcu_num_int_enable(void __iomem *regs, bool enbl)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPGINTSE);
+	reg &= ~S5P_FINAL_MCU_NUM_INT_EN_MASK;
+	if (enbl)
+		reg |= S5P_FINAL_MCU_NUM_INT_EN;
+	writel(reg, regs + S5P_JPGINTSE);
+}
+
+static inline void jpeg_timer_enable(void __iomem *regs, unsigned long val)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPG_TIMER_SE);
+	reg |= S5P_TIMER_INT_EN;
+	reg &= ~S5P_TIMER_INIT_MASK;
+	reg |= val & S5P_TIMER_INIT_MASK;
+	writel(reg, regs + S5P_JPG_TIMER_SE);
+}
+
+static inline void jpeg_timer_disable(void __iomem *regs)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPG_TIMER_SE);
+	reg &= ~S5P_TIMER_INT_EN_MASK;
+	writel(reg, regs + S5P_JPG_TIMER_SE);
+}
+
+static inline int jpeg_timer_stat(void __iomem *regs)
+{
+	return (int)((readl(regs + S5P_JPG_TIMER_ST) & S5P_TIMER_INT_STAT_MASK)
+		     >> S5P_TIMER_INT_STAT_SHIFT);
+}
+
+static inline void jpeg_clear_timer_stat(void __iomem *regs)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPG_TIMER_SE);
+	reg &= ~S5P_TIMER_INT_STAT_MASK;
+	writel(reg, regs + S5P_JPG_TIMER_SE);
+}
+
+static inline void jpeg_enc_stream_int(void __iomem *regs, unsigned long size)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPG_ENC_STREAM_INTSE);
+	reg &= ~S5P_ENC_STREAM_BOUND_MASK;
+	reg |= S5P_ENC_STREAM_INT_EN;
+	reg |= size & S5P_ENC_STREAM_BOUND_MASK;
+	writel(reg, regs + S5P_JPG_ENC_STREAM_INTSE);
+}
+
+static inline int jpeg_enc_stream_stat(void __iomem *regs)
+{
+	return (int)(readl(regs + S5P_JPG_ENC_STREAM_INTST) &
+		     S5P_ENC_STREAM_INT_STAT_MASK);
+}
+
+static inline void jpeg_clear_enc_stream_stat(void __iomem *regs)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPG_ENC_STREAM_INTSE);
+	reg &= ~S5P_ENC_STREAM_INT_MASK;
+	writel(reg, regs + S5P_JPG_ENC_STREAM_INTSE);
+}
+
+static inline void jpeg_outform_raw(void __iomem *regs, unsigned long format)
+{
+	unsigned long reg, f;
+
+	f = S5P_DEC_OUT_FORMAT_422;
+	if (format == S5P_JPEG_RAW_OUT_422)
+		f = S5P_DEC_OUT_FORMAT_422;
+	else if (format == S5P_JPEG_RAW_OUT_420)
+		f = S5P_DEC_OUT_FORMAT_420;
+	reg = readl(regs + S5P_JPG_OUTFORM);
+	reg &= ~S5P_DEC_OUT_FORMAT_MASK;
+	reg |= f;
+	writel(reg, regs + S5P_JPG_OUTFORM);
+}
+
+static inline void jpeg_jpgadr(void __iomem *regs, unsigned long addr)
+{
+	writel(addr, regs + S5P_JPG_JPGADR);
+}
+
+static inline void jpeg_imgadr(void __iomem *regs, unsigned long addr)
+{
+	writel(addr, regs + S5P_JPG_IMGADR);
+}
+
+static inline void jpeg_coef(void __iomem *regs, unsigned int i,
+			     unsigned int j, unsigned int coef)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPG_COEF(i));
+	reg &= ~S5P_COEFn_MASK(j);
+	reg |= (coef << S5P_COEFn_SHIFT(j)) & S5P_COEFn_MASK(j);
+	writel(reg, regs + S5P_JPG_COEF(i));
+}
+
+static inline void jpeg_start(void __iomem *regs)
+{
+	writel(1, regs + S5P_JSTART);
+}
+
+static inline int jpeg_result_stat_ok(void __iomem *regs)
+{
+	return (int)((readl(regs + S5P_JPGINTST) & S5P_RESULT_STAT_MASK)
+		     >> S5P_RESULT_STAT_SHIFT);
+}
+
+static inline int jpeg_stream_stat_ok(void __iomem *regs)
+{
+	return !(int)((readl(regs + S5P_JPGINTST) & S5P_STREAM_STAT_MASK)
+		      >> S5P_STREAM_STAT_SHIFT);
+}
+
+static inline void jpeg_clear_int(void __iomem *regs)
+{
+	unsigned long reg;
+
+	reg = readl(regs + S5P_JPGINTST);
+	writel(S5P_INT_RELEASE, regs + S5P_JPGCOM);
+	reg = readl(regs + S5P_JPGOPR);
+}
+
+static inline unsigned int jpeg_compressed_size(void __iomem *regs)
+{
+	unsigned long jpeg_size = 0;
+
+	jpeg_size |= (readl(regs + S5P_JPGCNT_U) & 0xff) << 16;
+	jpeg_size |= (readl(regs + S5P_JPGCNT_M) & 0xff) << 8;
+	jpeg_size |= (readl(regs + S5P_JPGCNT_L) & 0xff);
+
+	return (unsigned int)jpeg_size;
+}
+
+#endif /* JPEG_HW_H_ */