diff options
Diffstat (limited to 'drivers/video/omap2/dss/dss_features.c')
| -rw-r--r-- | drivers/video/omap2/dss/dss_features.c | 251 |
1 files changed, 0 insertions, 251 deletions
diff --git a/drivers/video/omap2/dss/dss_features.c b/drivers/video/omap2/dss/dss_features.c deleted file mode 100644 index cf3ef696e14..00000000000 --- a/drivers/video/omap2/dss/dss_features.c +++ /dev/null @@ -1,251 +0,0 @@ -/* - * linux/drivers/video/omap2/dss/dss_features.c - * - * Copyright (C) 2010 Texas Instruments - * Author: Archit Taneja <archit@ti.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. - * - * 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/>. - */ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/err.h> -#include <linux/slab.h> - -#include <plat/display.h> -#include <plat/cpu.h> - -#include "dss_features.h" - -/* Defines a generic omap register field */ -struct dss_reg_field { - enum dss_feat_reg_field id; - u8 start, end; -}; - -struct omap_dss_features { - const struct dss_reg_field *reg_fields; - const int num_reg_fields; - - const u32 has_feature; - - const int num_mgrs; - const int num_ovls; - const enum omap_display_type *supported_displays; - const enum omap_color_mode *supported_color_modes; -}; - -/* This struct is assigned to one of the below during initialization */ -static struct omap_dss_features *omap_current_dss_features; - -static const struct dss_reg_field omap2_dss_reg_fields[] = { - { FEAT_REG_FIRHINC, 11, 0 }, - { FEAT_REG_FIRVINC, 27, 16 }, - { FEAT_REG_FIFOLOWTHRESHOLD, 8, 0 }, - { FEAT_REG_FIFOHIGHTHRESHOLD, 24, 16 }, - { FEAT_REG_FIFOSIZE, 8, 0 }, -}; - -static const struct dss_reg_field omap3_dss_reg_fields[] = { - { FEAT_REG_FIRHINC, 12, 0 }, - { FEAT_REG_FIRVINC, 28, 16 }, - { FEAT_REG_FIFOLOWTHRESHOLD, 11, 0 }, - { FEAT_REG_FIFOHIGHTHRESHOLD, 27, 16 }, - { FEAT_REG_FIFOSIZE, 10, 0 }, -}; - -static const enum omap_display_type omap2_dss_supported_displays[] = { - /* OMAP_DSS_CHANNEL_LCD */ - OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI | - OMAP_DISPLAY_TYPE_SDI | OMAP_DISPLAY_TYPE_DSI, - - /* OMAP_DSS_CHANNEL_DIGIT */ - OMAP_DISPLAY_TYPE_VENC, -}; - -static const enum omap_display_type omap3_dss_supported_displays[] = { - /* OMAP_DSS_CHANNEL_LCD */ - OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI | - OMAP_DISPLAY_TYPE_SDI | OMAP_DISPLAY_TYPE_DSI, - - /* OMAP_DSS_CHANNEL_DIGIT */ - OMAP_DISPLAY_TYPE_VENC, -}; - -static const enum omap_display_type omap4_dss_supported_displays[] = { - /* OMAP_DSS_CHANNEL_LCD */ - OMAP_DISPLAY_TYPE_DBI | OMAP_DISPLAY_TYPE_DSI, - - /* OMAP_DSS_CHANNEL_DIGIT */ - OMAP_DISPLAY_TYPE_VENC, - - /* OMAP_DSS_CHANNEL_LCD2 */ - OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI | - OMAP_DISPLAY_TYPE_DSI, -}; - -static const enum omap_color_mode omap2_dss_supported_color_modes[] = { - /* OMAP_DSS_GFX */ - OMAP_DSS_COLOR_CLUT1 | OMAP_DSS_COLOR_CLUT2 | - OMAP_DSS_COLOR_CLUT4 | OMAP_DSS_COLOR_CLUT8 | - OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_RGB16 | - OMAP_DSS_COLOR_RGB24U | OMAP_DSS_COLOR_RGB24P, - - /* OMAP_DSS_VIDEO1 */ - OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U | - OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_YUV2 | - OMAP_DSS_COLOR_UYVY, - - /* OMAP_DSS_VIDEO2 */ - OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U | - OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_YUV2 | - OMAP_DSS_COLOR_UYVY, -}; - -static const enum omap_color_mode omap3_dss_supported_color_modes[] = { - /* OMAP_DSS_GFX */ - OMAP_DSS_COLOR_CLUT1 | OMAP_DSS_COLOR_CLUT2 | - OMAP_DSS_COLOR_CLUT4 | OMAP_DSS_COLOR_CLUT8 | - OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_ARGB16 | - OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U | - OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_ARGB32 | - OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_RGBX32, - - /* OMAP_DSS_VIDEO1 */ - OMAP_DSS_COLOR_RGB24U | OMAP_DSS_COLOR_RGB24P | - OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_RGB16 | - OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_UYVY, - - /* OMAP_DSS_VIDEO2 */ - OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_ARGB16 | - OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U | - OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_YUV2 | - OMAP_DSS_COLOR_UYVY | OMAP_DSS_COLOR_ARGB32 | - OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_RGBX32, -}; - -/* OMAP2 DSS Features */ -static struct omap_dss_features omap2_dss_features = { - .reg_fields = omap2_dss_reg_fields, - .num_reg_fields = ARRAY_SIZE(omap2_dss_reg_fields), - - .has_feature = - FEAT_LCDENABLEPOL | FEAT_LCDENABLESIGNAL | - FEAT_PCKFREEENABLE | FEAT_FUNCGATED, - - .num_mgrs = 2, - .num_ovls = 3, - .supported_displays = omap2_dss_supported_displays, - .supported_color_modes = omap2_dss_supported_color_modes, -}; - -/* OMAP3 DSS Features */ -static struct omap_dss_features omap3430_dss_features = { - .reg_fields = omap3_dss_reg_fields, - .num_reg_fields = ARRAY_SIZE(omap3_dss_reg_fields), - - .has_feature = - FEAT_GLOBAL_ALPHA | FEAT_LCDENABLEPOL | - FEAT_LCDENABLESIGNAL | FEAT_PCKFREEENABLE | - FEAT_FUNCGATED, - - .num_mgrs = 2, - .num_ovls = 3, - .supported_displays = omap3_dss_supported_displays, - .supported_color_modes = omap3_dss_supported_color_modes, -}; - -static struct omap_dss_features omap3630_dss_features = { - .reg_fields = omap3_dss_reg_fields, - .num_reg_fields = ARRAY_SIZE(omap3_dss_reg_fields), - - .has_feature = - FEAT_GLOBAL_ALPHA | FEAT_LCDENABLEPOL | - FEAT_LCDENABLESIGNAL | FEAT_PCKFREEENABLE | - FEAT_PRE_MULT_ALPHA | FEAT_FUNCGATED, - - .num_mgrs = 2, - .num_ovls = 3, - .supported_displays = omap3_dss_supported_displays, - .supported_color_modes = omap3_dss_supported_color_modes, -}; - -/* OMAP4 DSS Features */ -static struct omap_dss_features omap4_dss_features = { - .reg_fields = omap3_dss_reg_fields, - .num_reg_fields = ARRAY_SIZE(omap3_dss_reg_fields), - - .has_feature = - FEAT_GLOBAL_ALPHA | FEAT_PRE_MULT_ALPHA | - FEAT_MGR_LCD2, - - .num_mgrs = 3, - .num_ovls = 3, - .supported_displays = omap4_dss_supported_displays, - .supported_color_modes = omap3_dss_supported_color_modes, -}; - -/* Functions returning values related to a DSS feature */ -int dss_feat_get_num_mgrs(void) -{ - return omap_current_dss_features->num_mgrs; -} - -int dss_feat_get_num_ovls(void) -{ - return omap_current_dss_features->num_ovls; -} - -enum omap_display_type dss_feat_get_supported_displays(enum omap_channel channel) -{ - return omap_current_dss_features->supported_displays[channel]; -} - -enum omap_color_mode dss_feat_get_supported_color_modes(enum omap_plane plane) -{ - return omap_current_dss_features->supported_color_modes[plane]; -} - -bool dss_feat_color_mode_supported(enum omap_plane plane, - enum omap_color_mode color_mode) -{ - return omap_current_dss_features->supported_color_modes[plane] & - color_mode; -} - -/* DSS has_feature check */ -bool dss_has_feature(enum dss_feat_id id) -{ - return omap_current_dss_features->has_feature & id; -} - -void dss_feat_get_reg_field(enum dss_feat_reg_field id, u8 *start, u8 *end) -{ - if (id >= omap_current_dss_features->num_reg_fields) - BUG(); - - *start = omap_current_dss_features->reg_fields[id].start; - *end = omap_current_dss_features->reg_fields[id].end; -} - -void dss_features_init(void) -{ - if (cpu_is_omap24xx()) - omap_current_dss_features = &omap2_dss_features; - else if (cpu_is_omap3630()) - omap_current_dss_features = &omap3630_dss_features; - else if (cpu_is_omap34xx()) - omap_current_dss_features = &omap3430_dss_features; - else - omap_current_dss_features = &omap4_dss_features; -} |