diff options
Diffstat (limited to 'drivers/staging/gma500/mdfld_output.c')
| -rw-r--r-- | drivers/staging/gma500/mdfld_output.c | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/drivers/staging/gma500/mdfld_output.c b/drivers/staging/gma500/mdfld_output.c new file mode 100644 index 000000000000..ee55f87ba1fd --- /dev/null +++ b/drivers/staging/gma500/mdfld_output.c @@ -0,0 +1,170 @@ +/* + * Copyright (c) 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, sublicensen + * 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: + * Thomas Eaton <thomas.g.eaton@intel.com> + * Scott Rowe <scott.m.rowe@intel.com> +*/ + +#include <linux/init.h> +#include "mdfld_dsi_dbi.h" +#include "mdfld_dsi_dpi.h" +#include "mdfld_dsi_output.h" +#include "mdfld_output.h" +#include "mdfld_dsi_dbi_dpu.h" + +#include "displays/tpo_cmd.h" +#include "displays/tpo_vid.h" +#include "displays/tmd_cmd.h" +#include "displays/tmd_vid.h" +#include "displays/pyr_cmd.h" +#include "displays/pyr_vid.h" +/* #include "displays/hdmi.h" */ + +static int mdfld_dual_mipi; +static int mdfld_hdmi; +static int mdfld_dpu; + +module_param(mdfld_dual_mipi, int, 0600); +MODULE_PARM_DESC(mdfld_dual_mipi, "Enable dual MIPI configuration"); +module_param(mdfld_hdmi, int, 0600); +MODULE_PARM_DESC(mdfld_hdmi, "Enable Medfield HDMI"); +module_param(mdfld_dpu, int, 0600); +MODULE_PARM_DESC(mdfld_dpu, "Enable Medfield DPU"); + +/* For now a single type per device is all we cope with */ +int mdfld_get_panel_type(struct drm_device *dev, int pipe) +{ + struct drm_psb_private *dev_priv = dev->dev_private; + return dev_priv->panel_id; +} + +int mdfld_panel_dpi(struct drm_device *dev) +{ + struct drm_psb_private *dev_priv = dev->dev_private; + + switch (dev_priv->panel_id) { + case TMD_VID: + case TPO_VID: + case PYR_VID: + return true; + case TMD_CMD: + case TPO_CMD: + case PYR_CMD: + default: + return false; + } +} + +static int init_panel(struct drm_device *dev, int mipi_pipe, int p_type) +{ + struct panel_funcs *p_cmd_funcs; + struct panel_funcs *p_vid_funcs; + + /* Oh boy ... FIXME */ + p_cmd_funcs = kzalloc(sizeof(struct panel_funcs), GFP_KERNEL); + if (p_cmd_funcs == NULL) + return -ENODEV; + p_vid_funcs = kzalloc(sizeof(struct panel_funcs), GFP_KERNEL); + if (p_vid_funcs == NULL) { + kfree(p_cmd_funcs); + return -ENODEV; + } + + switch (p_type) { + case TPO_CMD: + tpo_cmd_init(dev, p_cmd_funcs); + mdfld_dsi_output_init(dev, mipi_pipe, NULL, p_cmd_funcs, NULL); + break; + case TPO_VID: + tpo_vid_init(dev, p_vid_funcs); + mdfld_dsi_output_init(dev, mipi_pipe, NULL, NULL, p_vid_funcs); + break; + case TMD_CMD: + /*tmd_cmd_init(dev, p_cmd_funcs); */ + mdfld_dsi_output_init(dev, mipi_pipe, NULL, p_cmd_funcs, NULL); + break; + case TMD_VID: + tmd_vid_init(dev, p_vid_funcs); + mdfld_dsi_output_init(dev, mipi_pipe, NULL, NULL, p_vid_funcs); + break; + case PYR_CMD: + pyr_cmd_init(dev, p_cmd_funcs); + mdfld_dsi_output_init(dev, mipi_pipe, NULL, p_cmd_funcs, NULL); + break; + case PYR_VID: + mdfld_dsi_output_init(dev, mipi_pipe, NULL, NULL, p_vid_funcs); + break; + case TPO: /* TPO panel supports both cmd & vid interfaces */ + tpo_cmd_init(dev, p_cmd_funcs); + tpo_vid_init(dev, p_vid_funcs); + mdfld_dsi_output_init(dev, mipi_pipe, NULL, p_cmd_funcs, + p_vid_funcs); + break; + case TMD: + break; + case PYR: + break; +#if 0 + case HDMI: + dev_dbg(dev->dev, "Initializing HDMI"); + mdfld_hdmi_init(dev, &dev_priv->mode_dev); + break; +#endif + default: + dev_err(dev->dev, "Unsupported interface %d", p_type); + return -ENODEV; + } + return 0; +} + +int mdfld_output_init(struct drm_device *dev) +{ + int type; + + /* MIPI panel 1 */ + type = mdfld_get_panel_type(dev, 0); + dev_info(dev->dev, "panel 1: type is %d\n", type); + init_panel(dev, 0, type); + + if (mdfld_dual_mipi) { + /* MIPI panel 2 */ + type = mdfld_get_panel_type(dev, 2); + dev_info(dev->dev, "panel 2: type is %d\n", type); + init_panel(dev, 2, type); + } + if (mdfld_hdmi) + /* HDMI panel */ + init_panel(dev, 0, HDMI); + return 0; +} + +void mdfld_output_setup(struct drm_device *dev) +{ + /* FIXME: this is not the right place for this stuff ! */ + if (IS_MFLD(dev)) { + if (mdfld_dpu) + mdfld_dbi_dpu_init(dev); + else + mdfld_dbi_dsr_init(dev); + } +}
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