diff options
Diffstat (limited to 'drivers/video/omap2/dss/dss_features.c')
| -rw-r--r-- | drivers/video/omap2/dss/dss_features.c | 36 |
1 files changed, 28 insertions, 8 deletions
diff --git a/drivers/video/omap2/dss/dss_features.c b/drivers/video/omap2/dss/dss_features.c index 8de3344842d..4c8b32af496 100644 --- a/drivers/video/omap2/dss/dss_features.c +++ b/drivers/video/omap2/dss/dss_features.c @@ -33,6 +33,10 @@ struct dss_reg_field { u8 start, end; }; +struct dss_param_range { + int min, max; +}; + struct omap_dss_features { const struct dss_reg_field *reg_fields; const int num_reg_fields; @@ -41,10 +45,10 @@ struct omap_dss_features { const int num_mgrs; const int num_ovls; - const unsigned long max_dss_fck; const enum omap_display_type *supported_displays; const enum omap_color_mode *supported_color_modes; const char * const *clksrc_names; + const struct dss_param_range *dss_params; }; /* This struct is assigned to one of the below during initialization */ @@ -179,6 +183,18 @@ static const char * const omap4_dss_clk_source_names[] = { [DSS_CLK_SRC_FCK] = "DSS_FCLK", }; +static const struct dss_param_range omap2_dss_param_range[] = { + [FEAT_PARAM_DSS_FCK] = { 0, 173000000 }, +}; + +static const struct dss_param_range omap3_dss_param_range[] = { + [FEAT_PARAM_DSS_FCK] = { 0, 173000000 }, +}; + +static const struct dss_param_range omap4_dss_param_range[] = { + [FEAT_PARAM_DSS_FCK] = { 0, 186000000 }, +}; + /* OMAP2 DSS Features */ static struct omap_dss_features omap2_dss_features = { .reg_fields = omap2_dss_reg_fields, @@ -191,10 +207,10 @@ static struct omap_dss_features omap2_dss_features = { .num_mgrs = 2, .num_ovls = 3, - .max_dss_fck = 173000000, .supported_displays = omap2_dss_supported_displays, .supported_color_modes = omap2_dss_supported_color_modes, .clksrc_names = omap2_dss_clk_source_names, + .dss_params = omap2_dss_param_range, }; /* OMAP3 DSS Features */ @@ -210,10 +226,10 @@ static struct omap_dss_features omap3430_dss_features = { .num_mgrs = 2, .num_ovls = 3, - .max_dss_fck = 173000000, .supported_displays = omap3430_dss_supported_displays, .supported_color_modes = omap3_dss_supported_color_modes, .clksrc_names = omap3_dss_clk_source_names, + .dss_params = omap3_dss_param_range, }; static struct omap_dss_features omap3630_dss_features = { @@ -229,10 +245,10 @@ static struct omap_dss_features omap3630_dss_features = { .num_mgrs = 2, .num_ovls = 3, - .max_dss_fck = 173000000, .supported_displays = omap3630_dss_supported_displays, .supported_color_modes = omap3_dss_supported_color_modes, .clksrc_names = omap3_dss_clk_source_names, + .dss_params = omap3_dss_param_range, }; /* OMAP4 DSS Features */ @@ -247,10 +263,10 @@ static struct omap_dss_features omap4_dss_features = { .num_mgrs = 3, .num_ovls = 3, - .max_dss_fck = 186000000, .supported_displays = omap4_dss_supported_displays, .supported_color_modes = omap3_dss_supported_color_modes, .clksrc_names = omap4_dss_clk_source_names, + .dss_params = omap4_dss_param_range, }; /* Functions returning values related to a DSS feature */ @@ -264,10 +280,14 @@ int dss_feat_get_num_ovls(void) return omap_current_dss_features->num_ovls; } -/* Max supported DSS FCK in Hz */ -unsigned long dss_feat_get_max_dss_fck(void) +unsigned long dss_feat_get_param_min(enum dss_range_param param) +{ + return omap_current_dss_features->dss_params[param].min; +} + +unsigned long dss_feat_get_param_max(enum dss_range_param param) { - return omap_current_dss_features->max_dss_fck; + return omap_current_dss_features->dss_params[param].max; } enum omap_display_type dss_feat_get_supported_displays(enum omap_channel channel) |