Add the rt linux 4.1.3-rt3 as base
[kvmfornfv.git] / kernel / drivers / gpu / drm / gma500 / mdfld_dsi_output.h
diff --git a/kernel/drivers/gpu/drm/gma500/mdfld_dsi_output.h b/kernel/drivers/gpu/drm/gma500/mdfld_dsi_output.h
new file mode 100644 (file)
index 0000000..5b646c1
--- /dev/null
@@ -0,0 +1,377 @@
+/*
+ * Copyright © 2010 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * jim liu <jim.liu@intel.com>
+ * Jackie Li<yaodong.li@intel.com>
+ */
+
+#ifndef __MDFLD_DSI_OUTPUT_H__
+#define __MDFLD_DSI_OUTPUT_H__
+
+#include <linux/backlight.h>
+#include <drm/drmP.h>
+#include <drm/drm.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_edid.h>
+
+#include "psb_drv.h"
+#include "psb_intel_drv.h"
+#include "psb_intel_reg.h"
+#include "mdfld_output.h"
+
+#include <asm/intel-mid.h>
+
+#define FLD_MASK(start, end)   (((1 << ((start) - (end) + 1)) - 1) << (end))
+#define FLD_VAL(val, start, end) (((val) << (end)) & FLD_MASK(start, end))
+#define FLD_GET(val, start, end) (((val) & FLD_MASK(start, end)) >> (end))
+#define FLD_MOD(orig, val, start, end) \
+       (((orig) & ~FLD_MASK(start, end)) | FLD_VAL(val, start, end))
+
+#define REG_FLD_MOD(reg, val, start, end) \
+       REG_WRITE(reg, FLD_MOD(REG_READ(reg), val, start, end))
+
+static inline int REGISTER_FLD_WAIT(struct drm_device *dev, u32 reg,
+               u32 val, int start, int end)
+{
+       int t = 100000;
+
+       while (FLD_GET(REG_READ(reg), start, end) != val) {
+               if (--t == 0)
+                       return 1;
+       }
+
+       return 0;
+}
+
+#define REG_FLD_WAIT(reg, val, start, end) \
+       REGISTER_FLD_WAIT(dev, reg, val, start, end)
+
+#define REG_BIT_WAIT(reg, val, bitnum) \
+       REGISTER_FLD_WAIT(dev, reg, val, bitnum, bitnum)
+
+#define MDFLD_DSI_BRIGHTNESS_MAX_LEVEL 100
+
+#ifdef DEBUG
+#define CHECK_PIPE(pipe) ({                    \
+       const typeof(pipe) __pipe = (pipe);     \
+       BUG_ON(__pipe != 0 && __pipe != 2);     \
+       __pipe; })
+#else
+#define CHECK_PIPE(pipe) (pipe)
+#endif
+
+/*
+ * Actual MIPIA->MIPIC reg offset is 0x800, value 0x400 is valid for 0 and 2
+ */
+#define REG_OFFSET(pipe) (CHECK_PIPE(pipe) * 0x400)
+
+/* mdfld DSI controller registers */
+#define MIPI_DEVICE_READY_REG(pipe)            (0xb000 + REG_OFFSET(pipe))
+#define MIPI_INTR_STAT_REG(pipe)               (0xb004 + REG_OFFSET(pipe))
+#define MIPI_INTR_EN_REG(pipe)                 (0xb008 + REG_OFFSET(pipe))
+#define MIPI_DSI_FUNC_PRG_REG(pipe)            (0xb00c + REG_OFFSET(pipe))
+#define MIPI_HS_TX_TIMEOUT_REG(pipe)           (0xb010 + REG_OFFSET(pipe))
+#define MIPI_LP_RX_TIMEOUT_REG(pipe)           (0xb014 + REG_OFFSET(pipe))
+#define MIPI_TURN_AROUND_TIMEOUT_REG(pipe)     (0xb018 + REG_OFFSET(pipe))
+#define MIPI_DEVICE_RESET_TIMER_REG(pipe)      (0xb01c + REG_OFFSET(pipe))
+#define MIPI_DPI_RESOLUTION_REG(pipe)          (0xb020 + REG_OFFSET(pipe))
+#define MIPI_DBI_FIFO_THROTTLE_REG(pipe)       (0xb024 + REG_OFFSET(pipe))
+#define MIPI_HSYNC_COUNT_REG(pipe)             (0xb028 + REG_OFFSET(pipe))
+#define MIPI_HBP_COUNT_REG(pipe)               (0xb02c + REG_OFFSET(pipe))
+#define MIPI_HFP_COUNT_REG(pipe)               (0xb030 + REG_OFFSET(pipe))
+#define MIPI_HACTIVE_COUNT_REG(pipe)           (0xb034 + REG_OFFSET(pipe))
+#define MIPI_VSYNC_COUNT_REG(pipe)             (0xb038 + REG_OFFSET(pipe))
+#define MIPI_VBP_COUNT_REG(pipe)               (0xb03c + REG_OFFSET(pipe))
+#define MIPI_VFP_COUNT_REG(pipe)               (0xb040 + REG_OFFSET(pipe))
+#define MIPI_HIGH_LOW_SWITCH_COUNT_REG(pipe)   (0xb044 + REG_OFFSET(pipe))
+#define MIPI_DPI_CONTROL_REG(pipe)             (0xb048 + REG_OFFSET(pipe))
+#define MIPI_DPI_DATA_REG(pipe)                        (0xb04c + REG_OFFSET(pipe))
+#define MIPI_INIT_COUNT_REG(pipe)              (0xb050 + REG_OFFSET(pipe))
+#define MIPI_MAX_RETURN_PACK_SIZE_REG(pipe)    (0xb054 + REG_OFFSET(pipe))
+#define MIPI_VIDEO_MODE_FORMAT_REG(pipe)       (0xb058 + REG_OFFSET(pipe))
+#define MIPI_EOT_DISABLE_REG(pipe)             (0xb05c + REG_OFFSET(pipe))
+#define MIPI_LP_BYTECLK_REG(pipe)              (0xb060 + REG_OFFSET(pipe))
+#define MIPI_LP_GEN_DATA_REG(pipe)             (0xb064 + REG_OFFSET(pipe))
+#define MIPI_HS_GEN_DATA_REG(pipe)             (0xb068 + REG_OFFSET(pipe))
+#define MIPI_LP_GEN_CTRL_REG(pipe)             (0xb06c + REG_OFFSET(pipe))
+#define MIPI_HS_GEN_CTRL_REG(pipe)             (0xb070 + REG_OFFSET(pipe))
+#define MIPI_GEN_FIFO_STAT_REG(pipe)           (0xb074 + REG_OFFSET(pipe))
+#define MIPI_HS_LS_DBI_ENABLE_REG(pipe)                (0xb078 + REG_OFFSET(pipe))
+#define MIPI_DPHY_PARAM_REG(pipe)              (0xb080 + REG_OFFSET(pipe))
+#define MIPI_DBI_BW_CTRL_REG(pipe)             (0xb084 + REG_OFFSET(pipe))
+#define MIPI_CLK_LANE_SWITCH_TIME_CNT_REG(pipe)        (0xb088 + REG_OFFSET(pipe))
+
+#define MIPI_CTRL_REG(pipe)                    (0xb104 + REG_OFFSET(pipe))
+#define MIPI_DATA_ADD_REG(pipe)                        (0xb108 + REG_OFFSET(pipe))
+#define MIPI_DATA_LEN_REG(pipe)                        (0xb10c + REG_OFFSET(pipe))
+#define MIPI_CMD_ADD_REG(pipe)                 (0xb110 + REG_OFFSET(pipe))
+#define MIPI_CMD_LEN_REG(pipe)                 (0xb114 + REG_OFFSET(pipe))
+
+/* non-uniform reg offset */
+#define MIPI_PORT_CONTROL(pipe)                (CHECK_PIPE(pipe) ? MIPI_C : MIPI)
+
+#define DSI_DEVICE_READY                               (0x1)
+#define DSI_POWER_STATE_ULPS_ENTER                     (0x2 << 1)
+#define DSI_POWER_STATE_ULPS_EXIT                      (0x1 << 1)
+#define DSI_POWER_STATE_ULPS_OFFSET                    (0x1)
+
+
+#define DSI_ONE_DATA_LANE                                      (0x1)
+#define DSI_TWO_DATA_LANE                                      (0x2)
+#define DSI_THREE_DATA_LANE                                    (0X3)
+#define DSI_FOUR_DATA_LANE                                     (0x4)
+#define DSI_DPI_VIRT_CHANNEL_OFFSET                    (0x3)
+#define DSI_DBI_VIRT_CHANNEL_OFFSET                    (0x5)
+#define DSI_DPI_COLOR_FORMAT_RGB565                    (0x01 << 7)
+#define DSI_DPI_COLOR_FORMAT_RGB666                    (0x02 << 7)
+#define DSI_DPI_COLOR_FORMAT_RGB666_UNPACK             (0x03 << 7)
+#define DSI_DPI_COLOR_FORMAT_RGB888                    (0x04 << 7)
+#define DSI_DBI_COLOR_FORMAT_OPTION2                   (0x05 << 13)
+
+#define DSI_INTR_STATE_RXSOTERROR                      BIT(0)
+
+#define DSI_INTR_STATE_SPL_PKG_SENT                    BIT(30)
+#define DSI_INTR_STATE_TE                              BIT(31)
+
+#define DSI_HS_TX_TIMEOUT_MASK                         (0xffffff)
+
+#define DSI_LP_RX_TIMEOUT_MASK                         (0xffffff)
+
+#define DSI_TURN_AROUND_TIMEOUT_MASK           (0x3f)
+
+#define DSI_RESET_TIMER_MASK                           (0xffff)
+
+#define DSI_DBI_FIFO_WM_HALF                           (0x0)
+#define DSI_DBI_FIFO_WM_QUARTER                                (0x1)
+#define DSI_DBI_FIFO_WM_LOW                                    (0x2)
+
+#define DSI_DPI_TIMING_MASK                                    (0xffff)
+
+#define DSI_INIT_TIMER_MASK                                    (0xffff)
+
+#define DSI_DBI_RETURN_PACK_SIZE_MASK          (0x3ff)
+
+#define DSI_LP_BYTECLK_MASK                                    (0x0ffff)
+
+#define DSI_HS_CTRL_GEN_SHORT_W0                       (0x03)
+#define DSI_HS_CTRL_GEN_SHORT_W1                       (0x13)
+#define DSI_HS_CTRL_GEN_SHORT_W2                       (0x23)
+#define DSI_HS_CTRL_GEN_R0                                     (0x04)
+#define DSI_HS_CTRL_GEN_R1                                     (0x14)
+#define DSI_HS_CTRL_GEN_R2                                     (0x24)
+#define DSI_HS_CTRL_GEN_LONG_W                         (0x29)
+#define DSI_HS_CTRL_MCS_SHORT_W0                       (0x05)
+#define DSI_HS_CTRL_MCS_SHORT_W1                       (0x15)
+#define DSI_HS_CTRL_MCS_R0                                     (0x06)
+#define DSI_HS_CTRL_MCS_LONG_W                         (0x39)
+#define DSI_HS_CTRL_VC_OFFSET                          (0x06)
+#define DSI_HS_CTRL_WC_OFFSET                          (0x08)
+
+#define        DSI_FIFO_GEN_HS_DATA_FULL                       BIT(0)
+#define DSI_FIFO_GEN_HS_DATA_HALF_EMPTY                BIT(1)
+#define DSI_FIFO_GEN_HS_DATA_EMPTY                     BIT(2)
+#define DSI_FIFO_GEN_LP_DATA_FULL                      BIT(8)
+#define DSI_FIFO_GEN_LP_DATA_HALF_EMPTY                BIT(9)
+#define DSI_FIFO_GEN_LP_DATA_EMPTY                     BIT(10)
+#define DSI_FIFO_GEN_HS_CTRL_FULL                      BIT(16)
+#define DSI_FIFO_GEN_HS_CTRL_HALF_EMPTY                BIT(17)
+#define DSI_FIFO_GEN_HS_CTRL_EMPTY                     BIT(18)
+#define DSI_FIFO_GEN_LP_CTRL_FULL                      BIT(24)
+#define DSI_FIFO_GEN_LP_CTRL_HALF_EMPTY                BIT(25)
+#define DSI_FIFO_GEN_LP_CTRL_EMPTY                     BIT(26)
+#define DSI_FIFO_DBI_EMPTY                                     BIT(27)
+#define DSI_FIFO_DPI_EMPTY                                     BIT(28)
+
+#define DSI_DBI_HS_LP_SWITCH_MASK                      (0x1)
+
+#define DSI_HS_LP_SWITCH_COUNTER_OFFSET                (0x0)
+#define DSI_LP_HS_SWITCH_COUNTER_OFFSET                (0x16)
+
+#define DSI_DPI_CTRL_HS_SHUTDOWN                       (0x00000001)
+#define DSI_DPI_CTRL_HS_TURN_ON                                (0x00000002)
+
+/*dsi power modes*/
+#define DSI_POWER_MODE_DISPLAY_ON      BIT(2)
+#define DSI_POWER_MODE_NORMAL_ON       BIT(3)
+#define DSI_POWER_MODE_SLEEP_OUT       BIT(4)
+#define DSI_POWER_MODE_PARTIAL_ON      BIT(5)
+#define DSI_POWER_MODE_IDLE_ON         BIT(6)
+
+enum {
+       MDFLD_DSI_VIDEO_NON_BURST_MODE_SYNC_PULSE = 1,
+       MDFLD_DSI_VIDEO_NON_BURST_MODE_SYNC_EVENTS = 2,
+       MDFLD_DSI_VIDEO_BURST_MODE = 3,
+};
+
+#define DSI_DPI_COMPLETE_LAST_LINE                     BIT(2)
+#define DSI_DPI_DISABLE_BTA                                    BIT(3)
+
+struct mdfld_dsi_connector {
+       struct gma_connector base;
+
+       int pipe;
+       void *private;
+       void *pkg_sender;
+
+       /* Connection status */
+       enum drm_connector_status status;
+};
+
+struct mdfld_dsi_encoder {
+       struct gma_encoder base;
+       void *private;
+};
+
+/*
+ * DSI config, consists of one DSI connector, two DSI encoders.
+ * DRM will pick up on DSI encoder basing on differents configs.
+ */
+struct mdfld_dsi_config {
+       struct drm_device *dev;
+       struct drm_display_mode *fixed_mode;
+       struct drm_display_mode *mode;
+
+       struct mdfld_dsi_connector *connector;
+       struct mdfld_dsi_encoder *encoder;
+
+       int changed;
+
+       int bpp;
+       int lane_count;
+       /*Virtual channel number for this encoder*/
+       int channel_num;
+       /*video mode configure*/
+       int video_mode;
+
+       int dvr_ic_inited;
+};
+
+static inline struct mdfld_dsi_connector *mdfld_dsi_connector(
+               struct drm_connector *connector)
+{
+       struct gma_connector *gma_connector;
+
+       gma_connector = to_gma_connector(connector);
+
+       return container_of(gma_connector, struct mdfld_dsi_connector, base);
+}
+
+static inline struct mdfld_dsi_encoder *mdfld_dsi_encoder(
+               struct drm_encoder *encoder)
+{
+       struct gma_encoder *gma_encoder;
+
+       gma_encoder = to_gma_encoder(encoder);
+
+       return container_of(gma_encoder, struct mdfld_dsi_encoder, base);
+}
+
+static inline struct mdfld_dsi_config *
+       mdfld_dsi_get_config(struct mdfld_dsi_connector *connector)
+{
+       if (!connector)
+               return NULL;
+       return (struct mdfld_dsi_config *)connector->private;
+}
+
+static inline void *mdfld_dsi_get_pkg_sender(struct mdfld_dsi_config *config)
+{
+       struct mdfld_dsi_connector *dsi_connector;
+
+       if (!config)
+               return NULL;
+
+       dsi_connector = config->connector;
+
+       if (!dsi_connector)
+               return NULL;
+
+       return dsi_connector->pkg_sender;
+}
+
+static inline struct mdfld_dsi_config *
+       mdfld_dsi_encoder_get_config(struct mdfld_dsi_encoder *encoder)
+{
+       if (!encoder)
+               return NULL;
+       return (struct mdfld_dsi_config *)encoder->private;
+}
+
+static inline struct mdfld_dsi_connector *
+       mdfld_dsi_encoder_get_connector(struct mdfld_dsi_encoder *encoder)
+{
+       struct mdfld_dsi_config *config;
+
+       if (!encoder)
+               return NULL;
+
+       config = mdfld_dsi_encoder_get_config(encoder);
+       if (!config)
+               return NULL;
+
+       return config->connector;
+}
+
+static inline void *mdfld_dsi_encoder_get_pkg_sender(
+                               struct mdfld_dsi_encoder *encoder)
+{
+       struct mdfld_dsi_config *dsi_config;
+
+       dsi_config = mdfld_dsi_encoder_get_config(encoder);
+       if (!dsi_config)
+               return NULL;
+
+       return mdfld_dsi_get_pkg_sender(dsi_config);
+}
+
+static inline int mdfld_dsi_encoder_get_pipe(struct mdfld_dsi_encoder *encoder)
+{
+       struct mdfld_dsi_connector *connector;
+
+       if (!encoder)
+               return -1;
+
+       connector = mdfld_dsi_encoder_get_connector(encoder);
+       if (!connector)
+               return -1;
+       return connector->pipe;
+}
+
+/* Export functions */
+extern void mdfld_dsi_gen_fifo_ready(struct drm_device *dev,
+                                       u32 gen_fifo_stat_reg, u32 fifo_stat);
+extern void mdfld_dsi_brightness_init(struct mdfld_dsi_config *dsi_config,
+                                       int pipe);
+extern void mdfld_dsi_brightness_control(struct drm_device *dev, int pipe,
+                                       int level);
+extern void mdfld_dsi_output_init(struct drm_device *dev,
+                                       int pipe,
+                                       const struct panel_funcs *p_vid_funcs);
+extern void mdfld_dsi_controller_init(struct mdfld_dsi_config *dsi_config,
+                                       int pipe);
+
+extern int mdfld_dsi_get_power_mode(struct mdfld_dsi_config *dsi_config,
+                                       u32 *mode, bool hs);
+extern int mdfld_dsi_panel_reset(int pipe);
+
+#endif /*__MDFLD_DSI_OUTPUT_H__*/