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authorDavid S. Miller <davem@davemloft.net>2009-12-11 17:12:17 -0800
committerDavid S. Miller <davem@davemloft.net>2009-12-11 17:12:17 -0800
commit501706565b2d4d2d40d0d301d5411ede099b8a6f (patch)
tree142a18bf1f1e74a09dbfa27540b893ade0fd797d /drivers/video/omap2/dss/dss.h
parente93737b0f0159a61772894943199fd3b6f315641 (diff)
parent2fe77b81c77eed92c4c0439f74c8148a295b4a86 (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts: include/net/tcp.h
Diffstat (limited to 'drivers/video/omap2/dss/dss.h')
-rw-r--r--drivers/video/omap2/dss/dss.h370
1 files changed, 370 insertions, 0 deletions
diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h
new file mode 100644
index 00000000000..8da5ac42151
--- /dev/null
+++ b/drivers/video/omap2/dss/dss.h
@@ -0,0 +1,370 @@
+/*
+ * linux/drivers/video/omap2/dss/dss.h
+ *
+ * Copyright (C) 2009 Nokia Corporation
+ * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com>
+ *
+ * Some code and ideas taken from drivers/video/omap/ driver
+ * by Imre Deak.
+ *
+ * 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.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __OMAP2_DSS_H
+#define __OMAP2_DSS_H
+
+#ifdef CONFIG_OMAP2_DSS_DEBUG_SUPPORT
+#define DEBUG
+#endif
+
+#ifdef DEBUG
+extern unsigned int dss_debug;
+#ifdef DSS_SUBSYS_NAME
+#define DSSDBG(format, ...) \
+ if (dss_debug) \
+ printk(KERN_DEBUG "omapdss " DSS_SUBSYS_NAME ": " format, \
+ ## __VA_ARGS__)
+#else
+#define DSSDBG(format, ...) \
+ if (dss_debug) \
+ printk(KERN_DEBUG "omapdss: " format, ## __VA_ARGS__)
+#endif
+
+#ifdef DSS_SUBSYS_NAME
+#define DSSDBGF(format, ...) \
+ if (dss_debug) \
+ printk(KERN_DEBUG "omapdss " DSS_SUBSYS_NAME \
+ ": %s(" format ")\n", \
+ __func__, \
+ ## __VA_ARGS__)
+#else
+#define DSSDBGF(format, ...) \
+ if (dss_debug) \
+ printk(KERN_DEBUG "omapdss: " \
+ ": %s(" format ")\n", \
+ __func__, \
+ ## __VA_ARGS__)
+#endif
+
+#else /* DEBUG */
+#define DSSDBG(format, ...)
+#define DSSDBGF(format, ...)
+#endif
+
+
+#ifdef DSS_SUBSYS_NAME
+#define DSSERR(format, ...) \
+ printk(KERN_ERR "omapdss " DSS_SUBSYS_NAME " error: " format, \
+ ## __VA_ARGS__)
+#else
+#define DSSERR(format, ...) \
+ printk(KERN_ERR "omapdss error: " format, ## __VA_ARGS__)
+#endif
+
+#ifdef DSS_SUBSYS_NAME
+#define DSSINFO(format, ...) \
+ printk(KERN_INFO "omapdss " DSS_SUBSYS_NAME ": " format, \
+ ## __VA_ARGS__)
+#else
+#define DSSINFO(format, ...) \
+ printk(KERN_INFO "omapdss: " format, ## __VA_ARGS__)
+#endif
+
+#ifdef DSS_SUBSYS_NAME
+#define DSSWARN(format, ...) \
+ printk(KERN_WARNING "omapdss " DSS_SUBSYS_NAME ": " format, \
+ ## __VA_ARGS__)
+#else
+#define DSSWARN(format, ...) \
+ printk(KERN_WARNING "omapdss: " format, ## __VA_ARGS__)
+#endif
+
+/* OMAP TRM gives bitfields as start:end, where start is the higher bit
+ number. For example 7:0 */
+#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 DISPC_MAX_FCK 173000000
+
+enum omap_burst_size {
+ OMAP_DSS_BURST_4x32 = 0,
+ OMAP_DSS_BURST_8x32 = 1,
+ OMAP_DSS_BURST_16x32 = 2,
+};
+
+enum omap_parallel_interface_mode {
+ OMAP_DSS_PARALLELMODE_BYPASS, /* MIPI DPI */
+ OMAP_DSS_PARALLELMODE_RFBI, /* MIPI DBI */
+ OMAP_DSS_PARALLELMODE_DSI,
+};
+
+enum dss_clock {
+ DSS_CLK_ICK = 1 << 0,
+ DSS_CLK_FCK1 = 1 << 1,
+ DSS_CLK_FCK2 = 1 << 2,
+ DSS_CLK_54M = 1 << 3,
+ DSS_CLK_96M = 1 << 4,
+};
+
+struct dss_clock_info {
+ /* rates that we get with dividers below */
+ unsigned long fck;
+
+ /* dividers */
+ u16 fck_div;
+};
+
+struct dispc_clock_info {
+ /* rates that we get with dividers below */
+ unsigned long lck;
+ unsigned long pck;
+
+ /* dividers */
+ u16 lck_div;
+ u16 pck_div;
+};
+
+struct dsi_clock_info {
+ /* rates that we get with dividers below */
+ unsigned long fint;
+ unsigned long clkin4ddr;
+ unsigned long clkin;
+ unsigned long dsi1_pll_fclk;
+ unsigned long dsi2_pll_fclk;
+
+ unsigned long lp_clk;
+
+ /* dividers */
+ u16 regn;
+ u16 regm;
+ u16 regm3;
+ u16 regm4;
+
+ u16 lp_clk_div;
+
+ u8 highfreq;
+ bool use_dss2_fck;
+};
+
+struct seq_file;
+struct platform_device;
+
+/* core */
+void dss_clk_enable(enum dss_clock clks);
+void dss_clk_disable(enum dss_clock clks);
+unsigned long dss_clk_get_rate(enum dss_clock clk);
+int dss_need_ctx_restore(void);
+void dss_dump_clocks(struct seq_file *s);
+struct bus_type *dss_get_bus(void);
+
+/* display */
+int dss_suspend_all_devices(void);
+int dss_resume_all_devices(void);
+void dss_disable_all_devices(void);
+
+void dss_init_device(struct platform_device *pdev,
+ struct omap_dss_device *dssdev);
+void dss_uninit_device(struct platform_device *pdev,
+ struct omap_dss_device *dssdev);
+bool dss_use_replication(struct omap_dss_device *dssdev,
+ enum omap_color_mode mode);
+void default_get_overlay_fifo_thresholds(enum omap_plane plane,
+ u32 fifo_size, enum omap_burst_size *burst_size,
+ u32 *fifo_low, u32 *fifo_high);
+
+/* manager */
+int dss_init_overlay_managers(struct platform_device *pdev);
+void dss_uninit_overlay_managers(struct platform_device *pdev);
+int dss_mgr_wait_for_go_ovl(struct omap_overlay *ovl);
+void dss_setup_partial_planes(struct omap_dss_device *dssdev,
+ u16 *x, u16 *y, u16 *w, u16 *h);
+void dss_start_update(struct omap_dss_device *dssdev);
+
+/* overlay */
+void dss_init_overlays(struct platform_device *pdev);
+void dss_uninit_overlays(struct platform_device *pdev);
+int dss_check_overlay(struct omap_overlay *ovl, struct omap_dss_device *dssdev);
+void dss_overlay_setup_dispc_manager(struct omap_overlay_manager *mgr);
+#ifdef L4_EXAMPLE
+void dss_overlay_setup_l4_manager(struct omap_overlay_manager *mgr);
+#endif
+void dss_recheck_connections(struct omap_dss_device *dssdev, bool force);
+
+/* DSS */
+int dss_init(bool skip_init);
+void dss_exit(void);
+
+void dss_save_context(void);
+void dss_restore_context(void);
+
+void dss_dump_regs(struct seq_file *s);
+
+void dss_sdi_init(u8 datapairs);
+int dss_sdi_enable(void);
+void dss_sdi_disable(void);
+
+void dss_select_clk_source(bool dsi, bool dispc);
+int dss_get_dsi_clk_source(void);
+int dss_get_dispc_clk_source(void);
+void dss_set_venc_output(enum omap_dss_venc_type type);
+void dss_set_dac_pwrdn_bgz(bool enable);
+
+unsigned long dss_get_dpll4_rate(void);
+int dss_calc_clock_rates(struct dss_clock_info *cinfo);
+int dss_set_clock_div(struct dss_clock_info *cinfo);
+int dss_get_clock_div(struct dss_clock_info *cinfo);
+int dss_calc_clock_div(bool is_tft, unsigned long req_pck,
+ struct dss_clock_info *dss_cinfo,
+ struct dispc_clock_info *dispc_cinfo);
+
+/* SDI */
+int sdi_init(bool skip_init);
+void sdi_exit(void);
+int sdi_init_display(struct omap_dss_device *display);
+
+/* DSI */
+int dsi_init(struct platform_device *pdev);
+void dsi_exit(void);
+
+void dsi_dump_clocks(struct seq_file *s);
+void dsi_dump_regs(struct seq_file *s);
+
+void dsi_save_context(void);
+void dsi_restore_context(void);
+
+int dsi_init_display(struct omap_dss_device *display);
+void dsi_irq_handler(void);
+unsigned long dsi_get_dsi1_pll_rate(void);
+int dsi_pll_set_clock_div(struct dsi_clock_info *cinfo);
+int dsi_pll_calc_clock_div_pck(bool is_tft, unsigned long req_pck,
+ struct dsi_clock_info *cinfo,
+ struct dispc_clock_info *dispc_cinfo);
+int dsi_pll_init(struct omap_dss_device *dssdev, bool enable_hsclk,
+ bool enable_hsdiv);
+void dsi_pll_uninit(void);
+void dsi_get_overlay_fifo_thresholds(enum omap_plane plane,
+ u32 fifo_size, enum omap_burst_size *burst_size,
+ u32 *fifo_low, u32 *fifo_high);
+
+/* DPI */
+int dpi_init(void);
+void dpi_exit(void);
+int dpi_init_display(struct omap_dss_device *dssdev);
+
+/* DISPC */
+int dispc_init(void);
+void dispc_exit(void);
+void dispc_dump_clocks(struct seq_file *s);
+void dispc_dump_regs(struct seq_file *s);
+void dispc_irq_handler(void);
+void dispc_fake_vsync_irq(void);
+
+void dispc_save_context(void);
+void dispc_restore_context(void);
+
+void dispc_enable_sidle(void);
+void dispc_disable_sidle(void);
+
+void dispc_lcd_enable_signal_polarity(bool act_high);
+void dispc_lcd_enable_signal(bool enable);
+void dispc_pck_free_enable(bool enable);
+void dispc_enable_fifohandcheck(bool enable);
+
+void dispc_set_lcd_size(u16 width, u16 height);
+void dispc_set_digit_size(u16 width, u16 height);
+u32 dispc_get_plane_fifo_size(enum omap_plane plane);
+void dispc_setup_plane_fifo(enum omap_plane plane, u32 low, u32 high);
+void dispc_enable_fifomerge(bool enable);
+void dispc_set_burst_size(enum omap_plane plane,
+ enum omap_burst_size burst_size);
+
+void dispc_set_plane_ba0(enum omap_plane plane, u32 paddr);
+void dispc_set_plane_ba1(enum omap_plane plane, u32 paddr);
+void dispc_set_plane_pos(enum omap_plane plane, u16 x, u16 y);
+void dispc_set_plane_size(enum omap_plane plane, u16 width, u16 height);
+void dispc_set_channel_out(enum omap_plane plane,
+ enum omap_channel channel_out);
+
+int dispc_setup_plane(enum omap_plane plane,
+ u32 paddr, u16 screen_width,
+ u16 pos_x, u16 pos_y,
+ u16 width, u16 height,
+ u16 out_width, u16 out_height,
+ enum omap_color_mode color_mode,
+ bool ilace,
+ enum omap_dss_rotation_type rotation_type,
+ u8 rotation, bool mirror,
+ u8 global_alpha);
+
+bool dispc_go_busy(enum omap_channel channel);
+void dispc_go(enum omap_channel channel);
+void dispc_enable_lcd_out(bool enable);
+void dispc_enable_digit_out(bool enable);
+int dispc_enable_plane(enum omap_plane plane, bool enable);
+void dispc_enable_replication(enum omap_plane plane, bool enable);
+
+void dispc_set_parallel_interface_mode(enum omap_parallel_interface_mode mode);
+void dispc_set_tft_data_lines(u8 data_lines);
+void dispc_set_lcd_display_type(enum omap_lcd_display_type type);
+void dispc_set_loadmode(enum omap_dss_load_mode mode);
+
+void dispc_set_default_color(enum omap_channel channel, u32 color);
+u32 dispc_get_default_color(enum omap_channel channel);
+void dispc_set_trans_key(enum omap_channel ch,
+ enum omap_dss_trans_key_type type,
+ u32 trans_key);
+void dispc_get_trans_key(enum omap_channel ch,
+ enum omap_dss_trans_key_type *type,
+ u32 *trans_key);
+void dispc_enable_trans_key(enum omap_channel ch, bool enable);
+void dispc_enable_alpha_blending(enum omap_channel ch, bool enable);
+bool dispc_trans_key_enabled(enum omap_channel ch);
+bool dispc_alpha_blending_enabled(enum omap_channel ch);
+
+bool dispc_lcd_timings_ok(struct omap_video_timings *timings);
+void dispc_set_lcd_timings(struct omap_video_timings *timings);
+unsigned long dispc_fclk_rate(void);
+unsigned long dispc_lclk_rate(void);
+unsigned long dispc_pclk_rate(void);
+void dispc_set_pol_freq(enum omap_panel_config config, u8 acbi, u8 acb);
+void dispc_find_clk_divs(bool is_tft, unsigned long req_pck, unsigned long fck,
+ struct dispc_clock_info *cinfo);
+int dispc_calc_clock_rates(unsigned long dispc_fclk_rate,
+ struct dispc_clock_info *cinfo);
+int dispc_set_clock_div(struct dispc_clock_info *cinfo);
+int dispc_get_clock_div(struct dispc_clock_info *cinfo);
+
+
+/* VENC */
+int venc_init(struct platform_device *pdev);
+void venc_exit(void);
+void venc_dump_regs(struct seq_file *s);
+int venc_init_display(struct omap_dss_device *display);
+
+/* RFBI */
+int rfbi_init(void);
+void rfbi_exit(void);
+void rfbi_dump_regs(struct seq_file *s);
+
+int rfbi_configure(int rfbi_module, int bpp, int lines);
+void rfbi_enable_rfbi(bool enable);
+void rfbi_transfer_area(u16 width, u16 height,
+ void (callback)(void *data), void *data);
+void rfbi_set_timings(int rfbi_module, struct rfbi_timings *t);
+unsigned long rfbi_get_max_tx_rate(void);
+int rfbi_init_display(struct omap_dss_device *display);
+
+#endif