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- /*
- * Copyright 2006 Dave Airlie <airlied@linux.ie>
- * Copyright © 2006-2007 Intel Corporation
- * Jesse Barnes <jesse.barnes@intel.com>
- *
- * 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:
- * Eric Anholt <eric@anholt.net>
- */
- #include <linux/module.h>
- #include <linux/i2c.h>
- #include <linux/slab.h>
- #include <linux/delay.h>
- #include <drm/drmP.h>
- #include <drm/drm_crtc.h>
- #include <drm/drm_edid.h>
- #include "psb_intel_drv.h"
- #include <drm/gma_drm.h>
- #include "psb_drv.h"
- #include "psb_intel_sdvo_regs.h"
- #include "psb_intel_reg.h"
- #define SDVO_TMDS_MASK (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1)
- #define SDVO_RGB_MASK (SDVO_OUTPUT_RGB0 | SDVO_OUTPUT_RGB1)
- #define SDVO_LVDS_MASK (SDVO_OUTPUT_LVDS0 | SDVO_OUTPUT_LVDS1)
- #define SDVO_TV_MASK (SDVO_OUTPUT_CVBS0 | SDVO_OUTPUT_SVID0)
- #define SDVO_OUTPUT_MASK (SDVO_TMDS_MASK | SDVO_RGB_MASK | SDVO_LVDS_MASK |\
- SDVO_TV_MASK)
- #define IS_TV(c) (c->output_flag & SDVO_TV_MASK)
- #define IS_TMDS(c) (c->output_flag & SDVO_TMDS_MASK)
- #define IS_LVDS(c) (c->output_flag & SDVO_LVDS_MASK)
- #define IS_TV_OR_LVDS(c) (c->output_flag & (SDVO_TV_MASK | SDVO_LVDS_MASK))
- static const char *tv_format_names[] = {
- "NTSC_M" , "NTSC_J" , "NTSC_443",
- "PAL_B" , "PAL_D" , "PAL_G" ,
- "PAL_H" , "PAL_I" , "PAL_M" ,
- "PAL_N" , "PAL_NC" , "PAL_60" ,
- "SECAM_B" , "SECAM_D" , "SECAM_G" ,
- "SECAM_K" , "SECAM_K1", "SECAM_L" ,
- "SECAM_60"
- };
- #define TV_FORMAT_NUM (sizeof(tv_format_names) / sizeof(*tv_format_names))
- struct psb_intel_sdvo {
- struct gma_encoder base;
- struct i2c_adapter *i2c;
- u8 slave_addr;
- struct i2c_adapter ddc;
- /* Register for the SDVO device: SDVOB or SDVOC */
- int sdvo_reg;
- /* Active outputs controlled by this SDVO output */
- uint16_t controlled_output;
- /*
- * Capabilities of the SDVO device returned by
- * i830_sdvo_get_capabilities()
- */
- struct psb_intel_sdvo_caps caps;
- /* Pixel clock limitations reported by the SDVO device, in kHz */
- int pixel_clock_min, pixel_clock_max;
- /*
- * For multiple function SDVO device,
- * this is for current attached outputs.
- */
- uint16_t attached_output;
- /**
- * This is used to select the color range of RBG outputs in HDMI mode.
- * It is only valid when using TMDS encoding and 8 bit per color mode.
- */
- uint32_t color_range;
- /**
- * This is set if we're going to treat the device as TV-out.
- *
- * While we have these nice friendly flags for output types that ought
- * to decide this for us, the S-Video output on our HDMI+S-Video card
- * shows up as RGB1 (VGA).
- */
- bool is_tv;
- /* This is for current tv format name */
- int tv_format_index;
- /**
- * This is set if we treat the device as HDMI, instead of DVI.
- */
- bool is_hdmi;
- bool has_hdmi_monitor;
- bool has_hdmi_audio;
- /**
- * This is set if we detect output of sdvo device as LVDS and
- * have a valid fixed mode to use with the panel.
- */
- bool is_lvds;
- /**
- * This is sdvo fixed pannel mode pointer
- */
- struct drm_display_mode *sdvo_lvds_fixed_mode;
- /* DDC bus used by this SDVO encoder */
- uint8_t ddc_bus;
- /* Input timings for adjusted_mode */
- struct psb_intel_sdvo_dtd input_dtd;
- /* Saved SDVO output states */
- uint32_t saveSDVO; /* Can be SDVOB or SDVOC depending on sdvo_reg */
- };
- struct psb_intel_sdvo_connector {
- struct gma_connector base;
- /* Mark the type of connector */
- uint16_t output_flag;
- int force_audio;
- /* This contains all current supported TV format */
- u8 tv_format_supported[TV_FORMAT_NUM];
- int format_supported_num;
- struct drm_property *tv_format;
- /* add the property for the SDVO-TV */
- struct drm_property *left;
- struct drm_property *right;
- struct drm_property *top;
- struct drm_property *bottom;
- struct drm_property *hpos;
- struct drm_property *vpos;
- struct drm_property *contrast;
- struct drm_property *saturation;
- struct drm_property *hue;
- struct drm_property *sharpness;
- struct drm_property *flicker_filter;
- struct drm_property *flicker_filter_adaptive;
- struct drm_property *flicker_filter_2d;
- struct drm_property *tv_chroma_filter;
- struct drm_property *tv_luma_filter;
- struct drm_property *dot_crawl;
- /* add the property for the SDVO-TV/LVDS */
- struct drm_property *brightness;
- /* Add variable to record current setting for the above property */
- u32 left_margin, right_margin, top_margin, bottom_margin;
- /* this is to get the range of margin.*/
- u32 max_hscan, max_vscan;
- u32 max_hpos, cur_hpos;
- u32 max_vpos, cur_vpos;
- u32 cur_brightness, max_brightness;
- u32 cur_contrast, max_contrast;
- u32 cur_saturation, max_saturation;
- u32 cur_hue, max_hue;
- u32 cur_sharpness, max_sharpness;
- u32 cur_flicker_filter, max_flicker_filter;
- u32 cur_flicker_filter_adaptive, max_flicker_filter_adaptive;
- u32 cur_flicker_filter_2d, max_flicker_filter_2d;
- u32 cur_tv_chroma_filter, max_tv_chroma_filter;
- u32 cur_tv_luma_filter, max_tv_luma_filter;
- u32 cur_dot_crawl, max_dot_crawl;
- };
- static struct psb_intel_sdvo *to_psb_intel_sdvo(struct drm_encoder *encoder)
- {
- return container_of(encoder, struct psb_intel_sdvo, base.base);
- }
- static struct psb_intel_sdvo *intel_attached_sdvo(struct drm_connector *connector)
- {
- return container_of(gma_attached_encoder(connector),
- struct psb_intel_sdvo, base);
- }
- static struct psb_intel_sdvo_connector *to_psb_intel_sdvo_connector(struct drm_connector *connector)
- {
- return container_of(to_gma_connector(connector), struct psb_intel_sdvo_connector, base);
- }
- static bool
- psb_intel_sdvo_output_setup(struct psb_intel_sdvo *psb_intel_sdvo, uint16_t flags);
- static bool
- psb_intel_sdvo_tv_create_property(struct psb_intel_sdvo *psb_intel_sdvo,
- struct psb_intel_sdvo_connector *psb_intel_sdvo_connector,
- int type);
- static bool
- psb_intel_sdvo_create_enhance_property(struct psb_intel_sdvo *psb_intel_sdvo,
- struct psb_intel_sdvo_connector *psb_intel_sdvo_connector);
- /**
- * Writes the SDVOB or SDVOC with the given value, but always writes both
- * SDVOB and SDVOC to work around apparent hardware issues (according to
- * comments in the BIOS).
- */
- static void psb_intel_sdvo_write_sdvox(struct psb_intel_sdvo *psb_intel_sdvo, u32 val)
- {
- struct drm_device *dev = psb_intel_sdvo->base.base.dev;
- u32 bval = val, cval = val;
- int i, j;
- int need_aux = IS_MRST(dev) ? 1 : 0;
- for (j = 0; j <= need_aux; j++) {
- if (psb_intel_sdvo->sdvo_reg == SDVOB)
- cval = REG_READ_WITH_AUX(SDVOC, j);
- else
- bval = REG_READ_WITH_AUX(SDVOB, j);
- /*
- * Write the registers twice for luck. Sometimes,
- * writing them only once doesn't appear to 'stick'.
- * The BIOS does this too. Yay, magic
- */
- for (i = 0; i < 2; i++) {
- REG_WRITE_WITH_AUX(SDVOB, bval, j);
- REG_READ_WITH_AUX(SDVOB, j);
- REG_WRITE_WITH_AUX(SDVOC, cval, j);
- REG_READ_WITH_AUX(SDVOC, j);
- }
- }
- }
- static bool psb_intel_sdvo_read_byte(struct psb_intel_sdvo *psb_intel_sdvo, u8 addr, u8 *ch)
- {
- struct i2c_msg msgs[] = {
- {
- .addr = psb_intel_sdvo->slave_addr,
- .flags = 0,
- .len = 1,
- .buf = &addr,
- },
- {
- .addr = psb_intel_sdvo->slave_addr,
- .flags = I2C_M_RD,
- .len = 1,
- .buf = ch,
- }
- };
- int ret;
- if ((ret = i2c_transfer(psb_intel_sdvo->i2c, msgs, 2)) == 2)
- return true;
- DRM_DEBUG_KMS("i2c transfer returned %d\n", ret);
- return false;
- }
- #define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd}
- /** Mapping of command numbers to names, for debug output */
- static const struct _sdvo_cmd_name {
- u8 cmd;
- const char *name;
- } sdvo_cmd_names[] = {
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_RESET),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DEVICE_CAPS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FIRMWARE_REV),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TRAINED_INPUTS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_OUTPUTS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_OUTPUTS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_IN_OUT_MAP),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_IN_OUT_MAP),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ATTACHED_DISPLAYS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HOT_PLUG_SUPPORT),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_HOT_PLUG),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_HOT_PLUG),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INTERRUPT_EVENT_SOURCE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_INPUT),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_OUTPUT),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART1),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART2),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART2),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART1),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART2),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART1),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART2),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_PIXEL_CLOCK_RANGE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_CLOCK_RATE_MULTS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CLOCK_RATE_MULT),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CLOCK_RATE_MULT),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_TV_FORMATS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_FORMAT),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_FORMAT),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_POWER_STATES),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POWER_STATE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODER_POWER_STATE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DISPLAY_POWER_STATE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTROL_BUS_SWITCH),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SCALED_HDTV_RESOLUTION_SUPPORT),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS),
- /* Add the op code for SDVO enhancements */
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HPOS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HPOS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HPOS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_VPOS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_VPOS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_VPOS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SATURATION),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SATURATION),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SATURATION),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HUE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HUE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HUE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_CONTRAST),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CONTRAST),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTRAST),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_BRIGHTNESS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_BRIGHTNESS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_BRIGHTNESS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_H),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_H),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_H),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_V),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_V),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_V),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_ADAPTIVE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_ADAPTIVE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_ADAPTIVE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_2D),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_2D),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_2D),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SHARPNESS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SHARPNESS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SHARPNESS),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DOT_CRAWL),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DOT_CRAWL),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_CHROMA_FILTER),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_CHROMA_FILTER),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_CHROMA_FILTER),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_LUMA_FILTER),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_LUMA_FILTER),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_LUMA_FILTER),
- /* HDMI op code */
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPP_ENCODE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ENCODE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_PIXEL_REPLI),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PIXEL_REPLI),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY_CAP),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_COLORIMETRY),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_ENCRYPT_PREFER),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_AUDIO_STAT),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_STAT),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INDEX),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_INDEX),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INFO),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_AV_SPLIT),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_AV_SPLIT),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_TXRATE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_TXRATE),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_DATA),
- SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_DATA),
- };
- #define IS_SDVOB(reg) (reg == SDVOB)
- #define SDVO_NAME(svdo) (IS_SDVOB((svdo)->sdvo_reg) ? "SDVOB" : "SDVOC")
- static void psb_intel_sdvo_debug_write(struct psb_intel_sdvo *psb_intel_sdvo, u8 cmd,
- const void *args, int args_len)
- {
- int i;
- DRM_DEBUG_KMS("%s: W: %02X ",
- SDVO_NAME(psb_intel_sdvo), cmd);
- for (i = 0; i < args_len; i++)
- DRM_DEBUG_KMS("%02X ", ((u8 *)args)[i]);
- for (; i < 8; i++)
- DRM_DEBUG_KMS(" ");
- for (i = 0; i < ARRAY_SIZE(sdvo_cmd_names); i++) {
- if (cmd == sdvo_cmd_names[i].cmd) {
- DRM_DEBUG_KMS("(%s)", sdvo_cmd_names[i].name);
- break;
- }
- }
- if (i == ARRAY_SIZE(sdvo_cmd_names))
- DRM_DEBUG_KMS("(%02X)", cmd);
- DRM_DEBUG_KMS("\n");
- }
- static const char *cmd_status_names[] = {
- "Power on",
- "Success",
- "Not supported",
- "Invalid arg",
- "Pending",
- "Target not specified",
- "Scaling not supported"
- };
- static bool psb_intel_sdvo_write_cmd(struct psb_intel_sdvo *psb_intel_sdvo, u8 cmd,
- const void *args, int args_len)
- {
- u8 buf[args_len*2 + 2], status;
- struct i2c_msg msgs[args_len + 3];
- int i, ret;
- psb_intel_sdvo_debug_write(psb_intel_sdvo, cmd, args, args_len);
- for (i = 0; i < args_len; i++) {
- msgs[i].addr = psb_intel_sdvo->slave_addr;
- msgs[i].flags = 0;
- msgs[i].len = 2;
- msgs[i].buf = buf + 2 *i;
- buf[2*i + 0] = SDVO_I2C_ARG_0 - i;
- buf[2*i + 1] = ((u8*)args)[i];
- }
- msgs[i].addr = psb_intel_sdvo->slave_addr;
- msgs[i].flags = 0;
- msgs[i].len = 2;
- msgs[i].buf = buf + 2*i;
- buf[2*i + 0] = SDVO_I2C_OPCODE;
- buf[2*i + 1] = cmd;
- /* the following two are to read the response */
- status = SDVO_I2C_CMD_STATUS;
- msgs[i+1].addr = psb_intel_sdvo->slave_addr;
- msgs[i+1].flags = 0;
- msgs[i+1].len = 1;
- msgs[i+1].buf = &status;
- msgs[i+2].addr = psb_intel_sdvo->slave_addr;
- msgs[i+2].flags = I2C_M_RD;
- msgs[i+2].len = 1;
- msgs[i+2].buf = &status;
- ret = i2c_transfer(psb_intel_sdvo->i2c, msgs, i+3);
- if (ret < 0) {
- DRM_DEBUG_KMS("I2c transfer returned %d\n", ret);
- return false;
- }
- if (ret != i+3) {
- /* failure in I2C transfer */
- DRM_DEBUG_KMS("I2c transfer returned %d/%d\n", ret, i+3);
- return false;
- }
- return true;
- }
- static bool psb_intel_sdvo_read_response(struct psb_intel_sdvo *psb_intel_sdvo,
- void *response, int response_len)
- {
- u8 retry = 5;
- u8 status;
- int i;
- DRM_DEBUG_KMS("%s: R: ", SDVO_NAME(psb_intel_sdvo));
- /*
- * The documentation states that all commands will be
- * processed within 15µs, and that we need only poll
- * the status byte a maximum of 3 times in order for the
- * command to be complete.
- *
- * Check 5 times in case the hardware failed to read the docs.
- */
- if (!psb_intel_sdvo_read_byte(psb_intel_sdvo,
- SDVO_I2C_CMD_STATUS,
- &status))
- goto log_fail;
- while ((status == SDVO_CMD_STATUS_PENDING ||
- status == SDVO_CMD_STATUS_TARGET_NOT_SPECIFIED) && retry--) {
- udelay(15);
- if (!psb_intel_sdvo_read_byte(psb_intel_sdvo,
- SDVO_I2C_CMD_STATUS,
- &status))
- goto log_fail;
- }
- if (status <= SDVO_CMD_STATUS_SCALING_NOT_SUPP)
- DRM_DEBUG_KMS("(%s)", cmd_status_names[status]);
- else
- DRM_DEBUG_KMS("(??? %d)", status);
- if (status != SDVO_CMD_STATUS_SUCCESS)
- goto log_fail;
- /* Read the command response */
- for (i = 0; i < response_len; i++) {
- if (!psb_intel_sdvo_read_byte(psb_intel_sdvo,
- SDVO_I2C_RETURN_0 + i,
- &((u8 *)response)[i]))
- goto log_fail;
- DRM_DEBUG_KMS(" %02X", ((u8 *)response)[i]);
- }
- DRM_DEBUG_KMS("\n");
- return true;
- log_fail:
- DRM_DEBUG_KMS("... failed\n");
- return false;
- }
- static int psb_intel_sdvo_get_pixel_multiplier(struct drm_display_mode *mode)
- {
- if (mode->clock >= 100000)
- return 1;
- else if (mode->clock >= 50000)
- return 2;
- else
- return 4;
- }
- static bool psb_intel_sdvo_set_control_bus_switch(struct psb_intel_sdvo *psb_intel_sdvo,
- u8 ddc_bus)
- {
- /* This must be the immediately preceding write before the i2c xfer */
- return psb_intel_sdvo_write_cmd(psb_intel_sdvo,
- SDVO_CMD_SET_CONTROL_BUS_SWITCH,
- &ddc_bus, 1);
- }
- static bool psb_intel_sdvo_set_value(struct psb_intel_sdvo *psb_intel_sdvo, u8 cmd, const void *data, int len)
- {
- if (!psb_intel_sdvo_write_cmd(psb_intel_sdvo, cmd, data, len))
- return false;
- return psb_intel_sdvo_read_response(psb_intel_sdvo, NULL, 0);
- }
- static bool
- psb_intel_sdvo_get_value(struct psb_intel_sdvo *psb_intel_sdvo, u8 cmd, void *value, int len)
- {
- if (!psb_intel_sdvo_write_cmd(psb_intel_sdvo, cmd, NULL, 0))
- return false;
- return psb_intel_sdvo_read_response(psb_intel_sdvo, value, len);
- }
- static bool psb_intel_sdvo_set_target_input(struct psb_intel_sdvo *psb_intel_sdvo)
- {
- struct psb_intel_sdvo_set_target_input_args targets = {0};
- return psb_intel_sdvo_set_value(psb_intel_sdvo,
- SDVO_CMD_SET_TARGET_INPUT,
- &targets, sizeof(targets));
- }
- /**
- * Return whether each input is trained.
- *
- * This function is making an assumption about the layout of the response,
- * which should be checked against the docs.
- */
- static bool psb_intel_sdvo_get_trained_inputs(struct psb_intel_sdvo *psb_intel_sdvo, bool *input_1, bool *input_2)
- {
- struct psb_intel_sdvo_get_trained_inputs_response response;
- BUILD_BUG_ON(sizeof(response) != 1);
- if (!psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_TRAINED_INPUTS,
- &response, sizeof(response)))
- return false;
- *input_1 = response.input0_trained;
- *input_2 = response.input1_trained;
- return true;
- }
- static bool psb_intel_sdvo_set_active_outputs(struct psb_intel_sdvo *psb_intel_sdvo,
- u16 outputs)
- {
- return psb_intel_sdvo_set_value(psb_intel_sdvo,
- SDVO_CMD_SET_ACTIVE_OUTPUTS,
- &outputs, sizeof(outputs));
- }
- static bool psb_intel_sdvo_set_encoder_power_state(struct psb_intel_sdvo *psb_intel_sdvo,
- int mode)
- {
- u8 state = SDVO_ENCODER_STATE_ON;
- switch (mode) {
- case DRM_MODE_DPMS_ON:
- state = SDVO_ENCODER_STATE_ON;
- break;
- case DRM_MODE_DPMS_STANDBY:
- state = SDVO_ENCODER_STATE_STANDBY;
- break;
- case DRM_MODE_DPMS_SUSPEND:
- state = SDVO_ENCODER_STATE_SUSPEND;
- break;
- case DRM_MODE_DPMS_OFF:
- state = SDVO_ENCODER_STATE_OFF;
- break;
- }
- return psb_intel_sdvo_set_value(psb_intel_sdvo,
- SDVO_CMD_SET_ENCODER_POWER_STATE, &state, sizeof(state));
- }
- static bool psb_intel_sdvo_get_input_pixel_clock_range(struct psb_intel_sdvo *psb_intel_sdvo,
- int *clock_min,
- int *clock_max)
- {
- struct psb_intel_sdvo_pixel_clock_range clocks;
- BUILD_BUG_ON(sizeof(clocks) != 4);
- if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
- SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE,
- &clocks, sizeof(clocks)))
- return false;
- /* Convert the values from units of 10 kHz to kHz. */
- *clock_min = clocks.min * 10;
- *clock_max = clocks.max * 10;
- return true;
- }
- static bool psb_intel_sdvo_set_target_output(struct psb_intel_sdvo *psb_intel_sdvo,
- u16 outputs)
- {
- return psb_intel_sdvo_set_value(psb_intel_sdvo,
- SDVO_CMD_SET_TARGET_OUTPUT,
- &outputs, sizeof(outputs));
- }
- static bool psb_intel_sdvo_set_timing(struct psb_intel_sdvo *psb_intel_sdvo, u8 cmd,
- struct psb_intel_sdvo_dtd *dtd)
- {
- return psb_intel_sdvo_set_value(psb_intel_sdvo, cmd, &dtd->part1, sizeof(dtd->part1)) &&
- psb_intel_sdvo_set_value(psb_intel_sdvo, cmd + 1, &dtd->part2, sizeof(dtd->part2));
- }
- static bool psb_intel_sdvo_set_input_timing(struct psb_intel_sdvo *psb_intel_sdvo,
- struct psb_intel_sdvo_dtd *dtd)
- {
- return psb_intel_sdvo_set_timing(psb_intel_sdvo,
- SDVO_CMD_SET_INPUT_TIMINGS_PART1, dtd);
- }
- static bool psb_intel_sdvo_set_output_timing(struct psb_intel_sdvo *psb_intel_sdvo,
- struct psb_intel_sdvo_dtd *dtd)
- {
- return psb_intel_sdvo_set_timing(psb_intel_sdvo,
- SDVO_CMD_SET_OUTPUT_TIMINGS_PART1, dtd);
- }
- static bool
- psb_intel_sdvo_create_preferred_input_timing(struct psb_intel_sdvo *psb_intel_sdvo,
- uint16_t clock,
- uint16_t width,
- uint16_t height)
- {
- struct psb_intel_sdvo_preferred_input_timing_args args;
- memset(&args, 0, sizeof(args));
- args.clock = clock;
- args.width = width;
- args.height = height;
- args.interlace = 0;
- if (psb_intel_sdvo->is_lvds &&
- (psb_intel_sdvo->sdvo_lvds_fixed_mode->hdisplay != width ||
- psb_intel_sdvo->sdvo_lvds_fixed_mode->vdisplay != height))
- args.scaled = 1;
- return psb_intel_sdvo_set_value(psb_intel_sdvo,
- SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING,
- &args, sizeof(args));
- }
- static bool psb_intel_sdvo_get_preferred_input_timing(struct psb_intel_sdvo *psb_intel_sdvo,
- struct psb_intel_sdvo_dtd *dtd)
- {
- BUILD_BUG_ON(sizeof(dtd->part1) != 8);
- BUILD_BUG_ON(sizeof(dtd->part2) != 8);
- return psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1,
- &dtd->part1, sizeof(dtd->part1)) &&
- psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2,
- &dtd->part2, sizeof(dtd->part2));
- }
- static bool psb_intel_sdvo_set_clock_rate_mult(struct psb_intel_sdvo *psb_intel_sdvo, u8 val)
- {
- return psb_intel_sdvo_set_value(psb_intel_sdvo, SDVO_CMD_SET_CLOCK_RATE_MULT, &val, 1);
- }
- static void psb_intel_sdvo_get_dtd_from_mode(struct psb_intel_sdvo_dtd *dtd,
- const struct drm_display_mode *mode)
- {
- uint16_t width, height;
- uint16_t h_blank_len, h_sync_len, v_blank_len, v_sync_len;
- uint16_t h_sync_offset, v_sync_offset;
- width = mode->crtc_hdisplay;
- height = mode->crtc_vdisplay;
- /* do some mode translations */
- h_blank_len = mode->crtc_hblank_end - mode->crtc_hblank_start;
- h_sync_len = mode->crtc_hsync_end - mode->crtc_hsync_start;
- v_blank_len = mode->crtc_vblank_end - mode->crtc_vblank_start;
- v_sync_len = mode->crtc_vsync_end - mode->crtc_vsync_start;
- h_sync_offset = mode->crtc_hsync_start - mode->crtc_hblank_start;
- v_sync_offset = mode->crtc_vsync_start - mode->crtc_vblank_start;
- dtd->part1.clock = mode->clock / 10;
- dtd->part1.h_active = width & 0xff;
- dtd->part1.h_blank = h_blank_len & 0xff;
- dtd->part1.h_high = (((width >> 8) & 0xf) << 4) |
- ((h_blank_len >> 8) & 0xf);
- dtd->part1.v_active = height & 0xff;
- dtd->part1.v_blank = v_blank_len & 0xff;
- dtd->part1.v_high = (((height >> 8) & 0xf) << 4) |
- ((v_blank_len >> 8) & 0xf);
- dtd->part2.h_sync_off = h_sync_offset & 0xff;
- dtd->part2.h_sync_width = h_sync_len & 0xff;
- dtd->part2.v_sync_off_width = (v_sync_offset & 0xf) << 4 |
- (v_sync_len & 0xf);
- dtd->part2.sync_off_width_high = ((h_sync_offset & 0x300) >> 2) |
- ((h_sync_len & 0x300) >> 4) | ((v_sync_offset & 0x30) >> 2) |
- ((v_sync_len & 0x30) >> 4);
- dtd->part2.dtd_flags = 0x18;
- if (mode->flags & DRM_MODE_FLAG_PHSYNC)
- dtd->part2.dtd_flags |= 0x2;
- if (mode->flags & DRM_MODE_FLAG_PVSYNC)
- dtd->part2.dtd_flags |= 0x4;
- dtd->part2.sdvo_flags = 0;
- dtd->part2.v_sync_off_high = v_sync_offset & 0xc0;
- dtd->part2.reserved = 0;
- }
- static void psb_intel_sdvo_get_mode_from_dtd(struct drm_display_mode * mode,
- const struct psb_intel_sdvo_dtd *dtd)
- {
- mode->hdisplay = dtd->part1.h_active;
- mode->hdisplay += ((dtd->part1.h_high >> 4) & 0x0f) << 8;
- mode->hsync_start = mode->hdisplay + dtd->part2.h_sync_off;
- mode->hsync_start += (dtd->part2.sync_off_width_high & 0xc0) << 2;
- mode->hsync_end = mode->hsync_start + dtd->part2.h_sync_width;
- mode->hsync_end += (dtd->part2.sync_off_width_high & 0x30) << 4;
- mode->htotal = mode->hdisplay + dtd->part1.h_blank;
- mode->htotal += (dtd->part1.h_high & 0xf) << 8;
- mode->vdisplay = dtd->part1.v_active;
- mode->vdisplay += ((dtd->part1.v_high >> 4) & 0x0f) << 8;
- mode->vsync_start = mode->vdisplay;
- mode->vsync_start += (dtd->part2.v_sync_off_width >> 4) & 0xf;
- mode->vsync_start += (dtd->part2.sync_off_width_high & 0x0c) << 2;
- mode->vsync_start += dtd->part2.v_sync_off_high & 0xc0;
- mode->vsync_end = mode->vsync_start +
- (dtd->part2.v_sync_off_width & 0xf);
- mode->vsync_end += (dtd->part2.sync_off_width_high & 0x3) << 4;
- mode->vtotal = mode->vdisplay + dtd->part1.v_blank;
- mode->vtotal += (dtd->part1.v_high & 0xf) << 8;
- mode->clock = dtd->part1.clock * 10;
- mode->flags &= ~(DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC);
- if (dtd->part2.dtd_flags & 0x2)
- mode->flags |= DRM_MODE_FLAG_PHSYNC;
- if (dtd->part2.dtd_flags & 0x4)
- mode->flags |= DRM_MODE_FLAG_PVSYNC;
- }
- static bool psb_intel_sdvo_check_supp_encode(struct psb_intel_sdvo *psb_intel_sdvo)
- {
- struct psb_intel_sdvo_encode encode;
- BUILD_BUG_ON(sizeof(encode) != 2);
- return psb_intel_sdvo_get_value(psb_intel_sdvo,
- SDVO_CMD_GET_SUPP_ENCODE,
- &encode, sizeof(encode));
- }
- static bool psb_intel_sdvo_set_encode(struct psb_intel_sdvo *psb_intel_sdvo,
- uint8_t mode)
- {
- return psb_intel_sdvo_set_value(psb_intel_sdvo, SDVO_CMD_SET_ENCODE, &mode, 1);
- }
- static bool psb_intel_sdvo_set_colorimetry(struct psb_intel_sdvo *psb_intel_sdvo,
- uint8_t mode)
- {
- return psb_intel_sdvo_set_value(psb_intel_sdvo, SDVO_CMD_SET_COLORIMETRY, &mode, 1);
- }
- #if 0
- static void psb_intel_sdvo_dump_hdmi_buf(struct psb_intel_sdvo *psb_intel_sdvo)
- {
- int i, j;
- uint8_t set_buf_index[2];
- uint8_t av_split;
- uint8_t buf_size;
- uint8_t buf[48];
- uint8_t *pos;
- psb_intel_sdvo_get_value(encoder, SDVO_CMD_GET_HBUF_AV_SPLIT, &av_split, 1);
- for (i = 0; i <= av_split; i++) {
- set_buf_index[0] = i; set_buf_index[1] = 0;
- psb_intel_sdvo_write_cmd(encoder, SDVO_CMD_SET_HBUF_INDEX,
- set_buf_index, 2);
- psb_intel_sdvo_write_cmd(encoder, SDVO_CMD_GET_HBUF_INFO, NULL, 0);
- psb_intel_sdvo_read_response(encoder, &buf_size, 1);
- pos = buf;
- for (j = 0; j <= buf_size; j += 8) {
- psb_intel_sdvo_write_cmd(encoder, SDVO_CMD_GET_HBUF_DATA,
- NULL, 0);
- psb_intel_sdvo_read_response(encoder, pos, 8);
- pos += 8;
- }
- }
- }
- #endif
- static bool psb_intel_sdvo_set_avi_infoframe(struct psb_intel_sdvo *psb_intel_sdvo)
- {
- DRM_INFO("HDMI is not supported yet");
- return false;
- #if 0
- struct dip_infoframe avi_if = {
- .type = DIP_TYPE_AVI,
- .ver = DIP_VERSION_AVI,
- .len = DIP_LEN_AVI,
- };
- uint8_t tx_rate = SDVO_HBUF_TX_VSYNC;
- uint8_t set_buf_index[2] = { 1, 0 };
- uint64_t *data = (uint64_t *)&avi_if;
- unsigned i;
- intel_dip_infoframe_csum(&avi_if);
- if (!psb_intel_sdvo_set_value(psb_intel_sdvo,
- SDVO_CMD_SET_HBUF_INDEX,
- set_buf_index, 2))
- return false;
- for (i = 0; i < sizeof(avi_if); i += 8) {
- if (!psb_intel_sdvo_set_value(psb_intel_sdvo,
- SDVO_CMD_SET_HBUF_DATA,
- data, 8))
- return false;
- data++;
- }
- return psb_intel_sdvo_set_value(psb_intel_sdvo,
- SDVO_CMD_SET_HBUF_TXRATE,
- &tx_rate, 1);
- #endif
- }
- static bool psb_intel_sdvo_set_tv_format(struct psb_intel_sdvo *psb_intel_sdvo)
- {
- struct psb_intel_sdvo_tv_format format;
- uint32_t format_map;
- format_map = 1 << psb_intel_sdvo->tv_format_index;
- memset(&format, 0, sizeof(format));
- memcpy(&format, &format_map, min(sizeof(format), sizeof(format_map)));
- BUILD_BUG_ON(sizeof(format) != 6);
- return psb_intel_sdvo_set_value(psb_intel_sdvo,
- SDVO_CMD_SET_TV_FORMAT,
- &format, sizeof(format));
- }
- static bool
- psb_intel_sdvo_set_output_timings_from_mode(struct psb_intel_sdvo *psb_intel_sdvo,
- const struct drm_display_mode *mode)
- {
- struct psb_intel_sdvo_dtd output_dtd;
- if (!psb_intel_sdvo_set_target_output(psb_intel_sdvo,
- psb_intel_sdvo->attached_output))
- return false;
- psb_intel_sdvo_get_dtd_from_mode(&output_dtd, mode);
- if (!psb_intel_sdvo_set_output_timing(psb_intel_sdvo, &output_dtd))
- return false;
- return true;
- }
- static bool
- psb_intel_sdvo_set_input_timings_for_mode(struct psb_intel_sdvo *psb_intel_sdvo,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
- {
- /* Reset the input timing to the screen. Assume always input 0. */
- if (!psb_intel_sdvo_set_target_input(psb_intel_sdvo))
- return false;
- if (!psb_intel_sdvo_create_preferred_input_timing(psb_intel_sdvo,
- mode->clock / 10,
- mode->hdisplay,
- mode->vdisplay))
- return false;
- if (!psb_intel_sdvo_get_preferred_input_timing(psb_intel_sdvo,
- &psb_intel_sdvo->input_dtd))
- return false;
- psb_intel_sdvo_get_mode_from_dtd(adjusted_mode, &psb_intel_sdvo->input_dtd);
- drm_mode_set_crtcinfo(adjusted_mode, 0);
- return true;
- }
- static bool psb_intel_sdvo_mode_fixup(struct drm_encoder *encoder,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
- {
- struct psb_intel_sdvo *psb_intel_sdvo = to_psb_intel_sdvo(encoder);
- int multiplier;
- /* We need to construct preferred input timings based on our
- * output timings. To do that, we have to set the output
- * timings, even though this isn't really the right place in
- * the sequence to do it. Oh well.
- */
- if (psb_intel_sdvo->is_tv) {
- if (!psb_intel_sdvo_set_output_timings_from_mode(psb_intel_sdvo, mode))
- return false;
- (void) psb_intel_sdvo_set_input_timings_for_mode(psb_intel_sdvo,
- mode,
- adjusted_mode);
- } else if (psb_intel_sdvo->is_lvds) {
- if (!psb_intel_sdvo_set_output_timings_from_mode(psb_intel_sdvo,
- psb_intel_sdvo->sdvo_lvds_fixed_mode))
- return false;
- (void) psb_intel_sdvo_set_input_timings_for_mode(psb_intel_sdvo,
- mode,
- adjusted_mode);
- }
- /* Make the CRTC code factor in the SDVO pixel multiplier. The
- * SDVO device will factor out the multiplier during mode_set.
- */
- multiplier = psb_intel_sdvo_get_pixel_multiplier(adjusted_mode);
- psb_intel_mode_set_pixel_multiplier(adjusted_mode, multiplier);
- return true;
- }
- static void psb_intel_sdvo_mode_set(struct drm_encoder *encoder,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
- {
- struct drm_device *dev = encoder->dev;
- struct drm_crtc *crtc = encoder->crtc;
- struct gma_crtc *gma_crtc = to_gma_crtc(crtc);
- struct psb_intel_sdvo *psb_intel_sdvo = to_psb_intel_sdvo(encoder);
- u32 sdvox;
- struct psb_intel_sdvo_in_out_map in_out;
- struct psb_intel_sdvo_dtd input_dtd;
- int pixel_multiplier = psb_intel_mode_get_pixel_multiplier(adjusted_mode);
- int rate;
- int need_aux = IS_MRST(dev) ? 1 : 0;
- if (!mode)
- return;
- /* First, set the input mapping for the first input to our controlled
- * output. This is only correct if we're a single-input device, in
- * which case the first input is the output from the appropriate SDVO
- * channel on the motherboard. In a two-input device, the first input
- * will be SDVOB and the second SDVOC.
- */
- in_out.in0 = psb_intel_sdvo->attached_output;
- in_out.in1 = 0;
- psb_intel_sdvo_set_value(psb_intel_sdvo,
- SDVO_CMD_SET_IN_OUT_MAP,
- &in_out, sizeof(in_out));
- /* Set the output timings to the screen */
- if (!psb_intel_sdvo_set_target_output(psb_intel_sdvo,
- psb_intel_sdvo->attached_output))
- return;
- /* We have tried to get input timing in mode_fixup, and filled into
- * adjusted_mode.
- */
- if (psb_intel_sdvo->is_tv || psb_intel_sdvo->is_lvds) {
- input_dtd = psb_intel_sdvo->input_dtd;
- } else {
- /* Set the output timing to the screen */
- if (!psb_intel_sdvo_set_target_output(psb_intel_sdvo,
- psb_intel_sdvo->attached_output))
- return;
- psb_intel_sdvo_get_dtd_from_mode(&input_dtd, adjusted_mode);
- (void) psb_intel_sdvo_set_output_timing(psb_intel_sdvo, &input_dtd);
- }
- /* Set the input timing to the screen. Assume always input 0. */
- if (!psb_intel_sdvo_set_target_input(psb_intel_sdvo))
- return;
- if (psb_intel_sdvo->has_hdmi_monitor) {
- psb_intel_sdvo_set_encode(psb_intel_sdvo, SDVO_ENCODE_HDMI);
- psb_intel_sdvo_set_colorimetry(psb_intel_sdvo,
- SDVO_COLORIMETRY_RGB256);
- psb_intel_sdvo_set_avi_infoframe(psb_intel_sdvo);
- } else
- psb_intel_sdvo_set_encode(psb_intel_sdvo, SDVO_ENCODE_DVI);
- if (psb_intel_sdvo->is_tv &&
- !psb_intel_sdvo_set_tv_format(psb_intel_sdvo))
- return;
- (void) psb_intel_sdvo_set_input_timing(psb_intel_sdvo, &input_dtd);
- switch (pixel_multiplier) {
- default:
- case 1: rate = SDVO_CLOCK_RATE_MULT_1X; break;
- case 2: rate = SDVO_CLOCK_RATE_MULT_2X; break;
- case 4: rate = SDVO_CLOCK_RATE_MULT_4X; break;
- }
- if (!psb_intel_sdvo_set_clock_rate_mult(psb_intel_sdvo, rate))
- return;
- /* Set the SDVO control regs. */
- if (need_aux)
- sdvox = REG_READ_AUX(psb_intel_sdvo->sdvo_reg);
- else
- sdvox = REG_READ(psb_intel_sdvo->sdvo_reg);
- switch (psb_intel_sdvo->sdvo_reg) {
- case SDVOB:
- sdvox &= SDVOB_PRESERVE_MASK;
- break;
- case SDVOC:
- sdvox &= SDVOC_PRESERVE_MASK;
- break;
- }
- sdvox |= (9 << 19) | SDVO_BORDER_ENABLE;
- if (gma_crtc->pipe == 1)
- sdvox |= SDVO_PIPE_B_SELECT;
- if (psb_intel_sdvo->has_hdmi_audio)
- sdvox |= SDVO_AUDIO_ENABLE;
- /* FIXME: Check if this is needed for PSB
- sdvox |= (pixel_multiplier - 1) << SDVO_PORT_MULTIPLY_SHIFT;
- */
- if (input_dtd.part2.sdvo_flags & SDVO_NEED_TO_STALL)
- sdvox |= SDVO_STALL_SELECT;
- psb_intel_sdvo_write_sdvox(psb_intel_sdvo, sdvox);
- }
- static void psb_intel_sdvo_dpms(struct drm_encoder *encoder, int mode)
- {
- struct drm_device *dev = encoder->dev;
- struct psb_intel_sdvo *psb_intel_sdvo = to_psb_intel_sdvo(encoder);
- u32 temp;
- int i;
- int need_aux = IS_MRST(dev) ? 1 : 0;
- switch (mode) {
- case DRM_MODE_DPMS_ON:
- DRM_DEBUG("DPMS_ON");
- break;
- case DRM_MODE_DPMS_OFF:
- DRM_DEBUG("DPMS_OFF");
- break;
- default:
- DRM_DEBUG("DPMS: %d", mode);
- }
- if (mode != DRM_MODE_DPMS_ON) {
- psb_intel_sdvo_set_active_outputs(psb_intel_sdvo, 0);
- if (0)
- psb_intel_sdvo_set_encoder_power_state(psb_intel_sdvo, mode);
- if (mode == DRM_MODE_DPMS_OFF) {
- if (need_aux)
- temp = REG_READ_AUX(psb_intel_sdvo->sdvo_reg);
- else
- temp = REG_READ(psb_intel_sdvo->sdvo_reg);
- if ((temp & SDVO_ENABLE) != 0) {
- psb_intel_sdvo_write_sdvox(psb_intel_sdvo, temp & ~SDVO_ENABLE);
- }
- }
- } else {
- bool input1, input2;
- u8 status;
- if (need_aux)
- temp = REG_READ_AUX(psb_intel_sdvo->sdvo_reg);
- else
- temp = REG_READ(psb_intel_sdvo->sdvo_reg);
- if ((temp & SDVO_ENABLE) == 0)
- psb_intel_sdvo_write_sdvox(psb_intel_sdvo, temp | SDVO_ENABLE);
- for (i = 0; i < 2; i++)
- gma_wait_for_vblank(dev);
- status = psb_intel_sdvo_get_trained_inputs(psb_intel_sdvo, &input1, &input2);
- /* Warn if the device reported failure to sync.
- * A lot of SDVO devices fail to notify of sync, but it's
- * a given it the status is a success, we succeeded.
- */
- if (status == SDVO_CMD_STATUS_SUCCESS && !input1) {
- DRM_DEBUG_KMS("First %s output reported failure to "
- "sync\n", SDVO_NAME(psb_intel_sdvo));
- }
- if (0)
- psb_intel_sdvo_set_encoder_power_state(psb_intel_sdvo, mode);
- psb_intel_sdvo_set_active_outputs(psb_intel_sdvo, psb_intel_sdvo->attached_output);
- }
- return;
- }
- static int psb_intel_sdvo_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
- {
- struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
- if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
- return MODE_NO_DBLESCAN;
- if (psb_intel_sdvo->pixel_clock_min > mode->clock)
- return MODE_CLOCK_LOW;
- if (psb_intel_sdvo->pixel_clock_max < mode->clock)
- return MODE_CLOCK_HIGH;
- if (psb_intel_sdvo->is_lvds) {
- if (mode->hdisplay > psb_intel_sdvo->sdvo_lvds_fixed_mode->hdisplay)
- return MODE_PANEL;
- if (mode->vdisplay > psb_intel_sdvo->sdvo_lvds_fixed_mode->vdisplay)
- return MODE_PANEL;
- }
- return MODE_OK;
- }
- static bool psb_intel_sdvo_get_capabilities(struct psb_intel_sdvo *psb_intel_sdvo, struct psb_intel_sdvo_caps *caps)
- {
- BUILD_BUG_ON(sizeof(*caps) != 8);
- if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
- SDVO_CMD_GET_DEVICE_CAPS,
- caps, sizeof(*caps)))
- return false;
- DRM_DEBUG_KMS("SDVO capabilities:\n"
- " vendor_id: %d\n"
- " device_id: %d\n"
- " device_rev_id: %d\n"
- " sdvo_version_major: %d\n"
- " sdvo_version_minor: %d\n"
- " sdvo_inputs_mask: %d\n"
- " smooth_scaling: %d\n"
- " sharp_scaling: %d\n"
- " up_scaling: %d\n"
- " down_scaling: %d\n"
- " stall_support: %d\n"
- " output_flags: %d\n",
- caps->vendor_id,
- caps->device_id,
- caps->device_rev_id,
- caps->sdvo_version_major,
- caps->sdvo_version_minor,
- caps->sdvo_inputs_mask,
- caps->smooth_scaling,
- caps->sharp_scaling,
- caps->up_scaling,
- caps->down_scaling,
- caps->stall_support,
- caps->output_flags);
- return true;
- }
- /* No use! */
- #if 0
- struct drm_connector* psb_intel_sdvo_find(struct drm_device *dev, int sdvoB)
- {
- struct drm_connector *connector = NULL;
- struct psb_intel_sdvo *iout = NULL;
- struct psb_intel_sdvo *sdvo;
- /* find the sdvo connector */
- list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
- iout = to_psb_intel_sdvo(connector);
- if (iout->type != INTEL_OUTPUT_SDVO)
- continue;
- sdvo = iout->dev_priv;
- if (sdvo->sdvo_reg == SDVOB && sdvoB)
- return connector;
- if (sdvo->sdvo_reg == SDVOC && !sdvoB)
- return connector;
- }
- return NULL;
- }
- int psb_intel_sdvo_supports_hotplug(struct drm_connector *connector)
- {
- u8 response[2];
- u8 status;
- struct psb_intel_sdvo *psb_intel_sdvo;
- DRM_DEBUG_KMS("\n");
- if (!connector)
- return 0;
- psb_intel_sdvo = to_psb_intel_sdvo(connector);
- return psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_HOT_PLUG_SUPPORT,
- &response, 2) && response[0];
- }
- void psb_intel_sdvo_set_hotplug(struct drm_connector *connector, int on)
- {
- u8 response[2];
- u8 status;
- struct psb_intel_sdvo *psb_intel_sdvo = to_psb_intel_sdvo(connector);
- psb_intel_sdvo_write_cmd(psb_intel_sdvo, SDVO_CMD_GET_ACTIVE_HOT_PLUG, NULL, 0);
- psb_intel_sdvo_read_response(psb_intel_sdvo, &response, 2);
- if (on) {
- psb_intel_sdvo_write_cmd(psb_intel_sdvo, SDVO_CMD_GET_HOT_PLUG_SUPPORT, NULL, 0);
- status = psb_intel_sdvo_read_response(psb_intel_sdvo, &response, 2);
- psb_intel_sdvo_write_cmd(psb_intel_sdvo, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &response, 2);
- } else {
- response[0] = 0;
- response[1] = 0;
- psb_intel_sdvo_write_cmd(psb_intel_sdvo, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &response, 2);
- }
- psb_intel_sdvo_write_cmd(psb_intel_sdvo, SDVO_CMD_GET_ACTIVE_HOT_PLUG, NULL, 0);
- psb_intel_sdvo_read_response(psb_intel_sdvo, &response, 2);
- }
- #endif
- static bool
- psb_intel_sdvo_multifunc_encoder(struct psb_intel_sdvo *psb_intel_sdvo)
- {
- /* Is there more than one type of output? */
- int caps = psb_intel_sdvo->caps.output_flags & 0xf;
- return caps & -caps;
- }
- static struct edid *
- psb_intel_sdvo_get_edid(struct drm_connector *connector)
- {
- struct psb_intel_sdvo *sdvo = intel_attached_sdvo(connector);
- return drm_get_edid(connector, &sdvo->ddc);
- }
- /* Mac mini hack -- use the same DDC as the analog connector */
- static struct edid *
- psb_intel_sdvo_get_analog_edid(struct drm_connector *connector)
- {
- struct drm_psb_private *dev_priv = connector->dev->dev_private;
- return drm_get_edid(connector,
- &dev_priv->gmbus[dev_priv->crt_ddc_pin].adapter);
- }
- static enum drm_connector_status
- psb_intel_sdvo_hdmi_sink_detect(struct drm_connector *connector)
- {
- struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
- enum drm_connector_status status;
- struct edid *edid;
- edid = psb_intel_sdvo_get_edid(connector);
- if (edid == NULL && psb_intel_sdvo_multifunc_encoder(psb_intel_sdvo)) {
- u8 ddc, saved_ddc = psb_intel_sdvo->ddc_bus;
- /*
- * Don't use the 1 as the argument of DDC bus switch to get
- * the EDID. It is used for SDVO SPD ROM.
- */
- for (ddc = psb_intel_sdvo->ddc_bus >> 1; ddc > 1; ddc >>= 1) {
- psb_intel_sdvo->ddc_bus = ddc;
- edid = psb_intel_sdvo_get_edid(connector);
- if (edid)
- break;
- }
- /*
- * If we found the EDID on the other bus,
- * assume that is the correct DDC bus.
- */
- if (edid == NULL)
- psb_intel_sdvo->ddc_bus = saved_ddc;
- }
- /*
- * When there is no edid and no monitor is connected with VGA
- * port, try to use the CRT ddc to read the EDID for DVI-connector.
- */
- if (edid == NULL)
- edid = psb_intel_sdvo_get_analog_edid(connector);
- status = connector_status_unknown;
- if (edid != NULL) {
- /* DDC bus is shared, match EDID to connector type */
- if (edid->input & DRM_EDID_INPUT_DIGITAL) {
- status = connector_status_connected;
- if (psb_intel_sdvo->is_hdmi) {
- psb_intel_sdvo->has_hdmi_monitor = drm_detect_hdmi_monitor(edid);
- psb_intel_sdvo->has_hdmi_audio = drm_detect_monitor_audio(edid);
- }
- } else
- status = connector_status_disconnected;
- kfree(edid);
- }
- if (status == connector_status_connected) {
- struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
- if (psb_intel_sdvo_connector->force_audio)
- psb_intel_sdvo->has_hdmi_audio = psb_intel_sdvo_connector->force_audio > 0;
- }
- return status;
- }
- static enum drm_connector_status
- psb_intel_sdvo_detect(struct drm_connector *connector, bool force)
- {
- uint16_t response;
- struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
- struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
- enum drm_connector_status ret;
- if (!psb_intel_sdvo_write_cmd(psb_intel_sdvo,
- SDVO_CMD_GET_ATTACHED_DISPLAYS, NULL, 0))
- return connector_status_unknown;
- /* add 30ms delay when the output type might be TV */
- if (psb_intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_SVID0 | SDVO_OUTPUT_CVBS0))
- mdelay(30);
- if (!psb_intel_sdvo_read_response(psb_intel_sdvo, &response, 2))
- return connector_status_unknown;
- DRM_DEBUG_KMS("SDVO response %d %d [%x]\n",
- response & 0xff, response >> 8,
- psb_intel_sdvo_connector->output_flag);
- if (response == 0)
- return connector_status_disconnected;
- psb_intel_sdvo->attached_output = response;
- psb_intel_sdvo->has_hdmi_monitor = false;
- psb_intel_sdvo->has_hdmi_audio = false;
- if ((psb_intel_sdvo_connector->output_flag & response) == 0)
- ret = connector_status_disconnected;
- else if (IS_TMDS(psb_intel_sdvo_connector))
- ret = psb_intel_sdvo_hdmi_sink_detect(connector);
- else {
- struct edid *edid;
- /* if we have an edid check it matches the connection */
- edid = psb_intel_sdvo_get_edid(connector);
- if (edid == NULL)
- edid = psb_intel_sdvo_get_analog_edid(connector);
- if (edid != NULL) {
- if (edid->input & DRM_EDID_INPUT_DIGITAL)
- ret = connector_status_disconnected;
- else
- ret = connector_status_connected;
- kfree(edid);
- } else
- ret = connector_status_connected;
- }
- /* May update encoder flag for like clock for SDVO TV, etc.*/
- if (ret == connector_status_connected) {
- psb_intel_sdvo->is_tv = false;
- psb_intel_sdvo->is_lvds = false;
- psb_intel_sdvo->base.needs_tv_clock = false;
- if (response & SDVO_TV_MASK) {
- psb_intel_sdvo->is_tv = true;
- psb_intel_sdvo->base.needs_tv_clock = true;
- }
- if (response & SDVO_LVDS_MASK)
- psb_intel_sdvo->is_lvds = psb_intel_sdvo->sdvo_lvds_fixed_mode != NULL;
- }
- return ret;
- }
- static void psb_intel_sdvo_get_ddc_modes(struct drm_connector *connector)
- {
- struct edid *edid;
- /* set the bus switch and get the modes */
- edid = psb_intel_sdvo_get_edid(connector);
- /*
- * Mac mini hack. On this device, the DVI-I connector shares one DDC
- * link between analog and digital outputs. So, if the regular SDVO
- * DDC fails, check to see if the analog output is disconnected, in
- * which case we'll look there for the digital DDC data.
- */
- if (edid == NULL)
- edid = psb_intel_sdvo_get_analog_edid(connector);
- if (edid != NULL) {
- struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
- bool monitor_is_digital = !!(edid->input & DRM_EDID_INPUT_DIGITAL);
- bool connector_is_digital = !!IS_TMDS(psb_intel_sdvo_connector);
- if (connector_is_digital == monitor_is_digital) {
- drm_mode_connector_update_edid_property(connector, edid);
- drm_add_edid_modes(connector, edid);
- }
- kfree(edid);
- }
- }
- /*
- * Set of SDVO TV modes.
- * Note! This is in reply order (see loop in get_tv_modes).
- * XXX: all 60Hz refresh?
- */
- static const struct drm_display_mode sdvo_tv_modes[] = {
- { DRM_MODE("320x200", DRM_MODE_TYPE_DRIVER, 5815, 320, 321, 384,
- 416, 0, 200, 201, 232, 233, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("320x240", DRM_MODE_TYPE_DRIVER, 6814, 320, 321, 384,
- 416, 0, 240, 241, 272, 273, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("400x300", DRM_MODE_TYPE_DRIVER, 9910, 400, 401, 464,
- 496, 0, 300, 301, 332, 333, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER, 16913, 640, 641, 704,
- 736, 0, 350, 351, 382, 383, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER, 19121, 640, 641, 704,
- 736, 0, 400, 401, 432, 433, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 22654, 640, 641, 704,
- 736, 0, 480, 481, 512, 513, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("704x480", DRM_MODE_TYPE_DRIVER, 24624, 704, 705, 768,
- 800, 0, 480, 481, 512, 513, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("704x576", DRM_MODE_TYPE_DRIVER, 29232, 704, 705, 768,
- 800, 0, 576, 577, 608, 609, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("720x350", DRM_MODE_TYPE_DRIVER, 18751, 720, 721, 784,
- 816, 0, 350, 351, 382, 383, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 21199, 720, 721, 784,
- 816, 0, 400, 401, 432, 433, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 25116, 720, 721, 784,
- 816, 0, 480, 481, 512, 513, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("720x540", DRM_MODE_TYPE_DRIVER, 28054, 720, 721, 784,
- 816, 0, 540, 541, 572, 573, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 29816, 720, 721, 784,
- 816, 0, 576, 577, 608, 609, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("768x576", DRM_MODE_TYPE_DRIVER, 31570, 768, 769, 832,
- 864, 0, 576, 577, 608, 609, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 34030, 800, 801, 864,
- 896, 0, 600, 601, 632, 633, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER, 36581, 832, 833, 896,
- 928, 0, 624, 625, 656, 657, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("920x766", DRM_MODE_TYPE_DRIVER, 48707, 920, 921, 984,
- 1016, 0, 766, 767, 798, 799, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 53827, 1024, 1025, 1088,
- 1120, 0, 768, 769, 800, 801, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 87265, 1280, 1281, 1344,
- 1376, 0, 1024, 1025, 1056, 1057, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- };
- static void psb_intel_sdvo_get_tv_modes(struct drm_connector *connector)
- {
- struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
- struct psb_intel_sdvo_sdtv_resolution_request tv_res;
- uint32_t reply = 0, format_map = 0;
- int i;
- /* Read the list of supported input resolutions for the selected TV
- * format.
- */
- format_map = 1 << psb_intel_sdvo->tv_format_index;
- memcpy(&tv_res, &format_map,
- min(sizeof(format_map), sizeof(struct psb_intel_sdvo_sdtv_resolution_request)));
- if (!psb_intel_sdvo_set_target_output(psb_intel_sdvo, psb_intel_sdvo->attached_output))
- return;
- BUILD_BUG_ON(sizeof(tv_res) != 3);
- if (!psb_intel_sdvo_write_cmd(psb_intel_sdvo,
- SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT,
- &tv_res, sizeof(tv_res)))
- return;
- if (!psb_intel_sdvo_read_response(psb_intel_sdvo, &reply, 3))
- return;
- for (i = 0; i < ARRAY_SIZE(sdvo_tv_modes); i++)
- if (reply & (1 << i)) {
- struct drm_display_mode *nmode;
- nmode = drm_mode_duplicate(connector->dev,
- &sdvo_tv_modes[i]);
- if (nmode)
- drm_mode_probed_add(connector, nmode);
- }
- }
- static void psb_intel_sdvo_get_lvds_modes(struct drm_connector *connector)
- {
- struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
- struct drm_psb_private *dev_priv = connector->dev->dev_private;
- struct drm_display_mode *newmode;
- /*
- * Attempt to get the mode list from DDC.
- * Assume that the preferred modes are
- * arranged in priority order.
- */
- psb_intel_ddc_get_modes(connector, psb_intel_sdvo->i2c);
- if (list_empty(&connector->probed_modes) == false)
- goto end;
- /* Fetch modes from VBT */
- if (dev_priv->sdvo_lvds_vbt_mode != NULL) {
- newmode = drm_mode_duplicate(connector->dev,
- dev_priv->sdvo_lvds_vbt_mode);
- if (newmode != NULL) {
- /* Guarantee the mode is preferred */
- newmode->type = (DRM_MODE_TYPE_PREFERRED |
- DRM_MODE_TYPE_DRIVER);
- drm_mode_probed_add(connector, newmode);
- }
- }
- end:
- list_for_each_entry(newmode, &connector->probed_modes, head) {
- if (newmode->type & DRM_MODE_TYPE_PREFERRED) {
- psb_intel_sdvo->sdvo_lvds_fixed_mode =
- drm_mode_duplicate(connector->dev, newmode);
- drm_mode_set_crtcinfo(psb_intel_sdvo->sdvo_lvds_fixed_mode,
- 0);
- psb_intel_sdvo->is_lvds = true;
- break;
- }
- }
- }
- static int psb_intel_sdvo_get_modes(struct drm_connector *connector)
- {
- struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
- if (IS_TV(psb_intel_sdvo_connector))
- psb_intel_sdvo_get_tv_modes(connector);
- else if (IS_LVDS(psb_intel_sdvo_connector))
- psb_intel_sdvo_get_lvds_modes(connector);
- else
- psb_intel_sdvo_get_ddc_modes(connector);
- return !list_empty(&connector->probed_modes);
- }
- static void psb_intel_sdvo_destroy(struct drm_connector *connector)
- {
- drm_connector_unregister(connector);
- drm_connector_cleanup(connector);
- kfree(connector);
- }
- static bool psb_intel_sdvo_detect_hdmi_audio(struct drm_connector *connector)
- {
- struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
- struct edid *edid;
- bool has_audio = false;
- if (!psb_intel_sdvo->is_hdmi)
- return false;
- edid = psb_intel_sdvo_get_edid(connector);
- if (edid != NULL && edid->input & DRM_EDID_INPUT_DIGITAL)
- has_audio = drm_detect_monitor_audio(edid);
- return has_audio;
- }
- static int
- psb_intel_sdvo_set_property(struct drm_connector *connector,
- struct drm_property *property,
- uint64_t val)
- {
- struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
- struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
- struct drm_psb_private *dev_priv = connector->dev->dev_private;
- uint16_t temp_value;
- uint8_t cmd;
- int ret;
- ret = drm_object_property_set_value(&connector->base, property, val);
- if (ret)
- return ret;
- if (property == dev_priv->force_audio_property) {
- int i = val;
- bool has_audio;
- if (i == psb_intel_sdvo_connector->force_audio)
- return 0;
- psb_intel_sdvo_connector->force_audio = i;
- if (i == 0)
- has_audio = psb_intel_sdvo_detect_hdmi_audio(connector);
- else
- has_audio = i > 0;
- if (has_audio == psb_intel_sdvo->has_hdmi_audio)
- return 0;
- psb_intel_sdvo->has_hdmi_audio = has_audio;
- goto done;
- }
- if (property == dev_priv->broadcast_rgb_property) {
- if (val == !!psb_intel_sdvo->color_range)
- return 0;
- psb_intel_sdvo->color_range = val ? SDVO_COLOR_RANGE_16_235 : 0;
- goto done;
- }
- #define CHECK_PROPERTY(name, NAME) \
- if (psb_intel_sdvo_connector->name == property) { \
- if (psb_intel_sdvo_connector->cur_##name == temp_value) return 0; \
- if (psb_intel_sdvo_connector->max_##name < temp_value) return -EINVAL; \
- cmd = SDVO_CMD_SET_##NAME; \
- psb_intel_sdvo_connector->cur_##name = temp_value; \
- goto set_value; \
- }
- if (property == psb_intel_sdvo_connector->tv_format) {
- if (val >= TV_FORMAT_NUM)
- return -EINVAL;
- if (psb_intel_sdvo->tv_format_index ==
- psb_intel_sdvo_connector->tv_format_supported[val])
- return 0;
- psb_intel_sdvo->tv_format_index = psb_intel_sdvo_connector->tv_format_supported[val];
- goto done;
- } else if (IS_TV_OR_LVDS(psb_intel_sdvo_connector)) {
- temp_value = val;
- if (psb_intel_sdvo_connector->left == property) {
- drm_object_property_set_value(&connector->base,
- psb_intel_sdvo_connector->right, val);
- if (psb_intel_sdvo_connector->left_margin == temp_value)
- return 0;
- psb_intel_sdvo_connector->left_margin = temp_value;
- psb_intel_sdvo_connector->right_margin = temp_value;
- temp_value = psb_intel_sdvo_connector->max_hscan -
- psb_intel_sdvo_connector->left_margin;
- cmd = SDVO_CMD_SET_OVERSCAN_H;
- goto set_value;
- } else if (psb_intel_sdvo_connector->right == property) {
- drm_object_property_set_value(&connector->base,
- psb_intel_sdvo_connector->left, val);
- if (psb_intel_sdvo_connector->right_margin == temp_value)
- return 0;
- psb_intel_sdvo_connector->left_margin = temp_value;
- psb_intel_sdvo_connector->right_margin = temp_value;
- temp_value = psb_intel_sdvo_connector->max_hscan -
- psb_intel_sdvo_connector->left_margin;
- cmd = SDVO_CMD_SET_OVERSCAN_H;
- goto set_value;
- } else if (psb_intel_sdvo_connector->top == property) {
- drm_object_property_set_value(&connector->base,
- psb_intel_sdvo_connector->bottom, val);
- if (psb_intel_sdvo_connector->top_margin == temp_value)
- return 0;
- psb_intel_sdvo_connector->top_margin = temp_value;
- psb_intel_sdvo_connector->bottom_margin = temp_value;
- temp_value = psb_intel_sdvo_connector->max_vscan -
- psb_intel_sdvo_connector->top_margin;
- cmd = SDVO_CMD_SET_OVERSCAN_V;
- goto set_value;
- } else if (psb_intel_sdvo_connector->bottom == property) {
- drm_object_property_set_value(&connector->base,
- psb_intel_sdvo_connector->top, val);
- if (psb_intel_sdvo_connector->bottom_margin == temp_value)
- return 0;
- psb_intel_sdvo_connector->top_margin = temp_value;
- psb_intel_sdvo_connector->bottom_margin = temp_value;
- temp_value = psb_intel_sdvo_connector->max_vscan -
- psb_intel_sdvo_connector->top_margin;
- cmd = SDVO_CMD_SET_OVERSCAN_V;
- goto set_value;
- }
- CHECK_PROPERTY(hpos, HPOS)
- CHECK_PROPERTY(vpos, VPOS)
- CHECK_PROPERTY(saturation, SATURATION)
- CHECK_PROPERTY(contrast, CONTRAST)
- CHECK_PROPERTY(hue, HUE)
- CHECK_PROPERTY(brightness, BRIGHTNESS)
- CHECK_PROPERTY(sharpness, SHARPNESS)
- CHECK_PROPERTY(flicker_filter, FLICKER_FILTER)
- CHECK_PROPERTY(flicker_filter_2d, FLICKER_FILTER_2D)
- CHECK_PROPERTY(flicker_filter_adaptive, FLICKER_FILTER_ADAPTIVE)
- CHECK_PROPERTY(tv_chroma_filter, TV_CHROMA_FILTER)
- CHECK_PROPERTY(tv_luma_filter, TV_LUMA_FILTER)
- CHECK_PROPERTY(dot_crawl, DOT_CRAWL)
- }
- return -EINVAL; /* unknown property */
- set_value:
- if (!psb_intel_sdvo_set_value(psb_intel_sdvo, cmd, &temp_value, 2))
- return -EIO;
- done:
- if (psb_intel_sdvo->base.base.crtc) {
- struct drm_crtc *crtc = psb_intel_sdvo->base.base.crtc;
- drm_crtc_helper_set_mode(crtc, &crtc->mode, crtc->x,
- crtc->y, crtc->primary->fb);
- }
- return 0;
- #undef CHECK_PROPERTY
- }
- static void psb_intel_sdvo_save(struct drm_connector *connector)
- {
- struct drm_device *dev = connector->dev;
- struct gma_encoder *gma_encoder = gma_attached_encoder(connector);
- struct psb_intel_sdvo *sdvo = to_psb_intel_sdvo(&gma_encoder->base);
- sdvo->saveSDVO = REG_READ(sdvo->sdvo_reg);
- }
- static void psb_intel_sdvo_restore(struct drm_connector *connector)
- {
- struct drm_device *dev = connector->dev;
- struct drm_encoder *encoder = &gma_attached_encoder(connector)->base;
- struct psb_intel_sdvo *sdvo = to_psb_intel_sdvo(encoder);
- struct drm_crtc *crtc = encoder->crtc;
- REG_WRITE(sdvo->sdvo_reg, sdvo->saveSDVO);
- /* Force a full mode set on the crtc. We're supposed to have the
- mode_config lock already. */
- if (connector->status == connector_status_connected)
- drm_crtc_helper_set_mode(crtc, &crtc->mode, crtc->x, crtc->y,
- NULL);
- }
- static const struct drm_encoder_helper_funcs psb_intel_sdvo_helper_funcs = {
- .dpms = psb_intel_sdvo_dpms,
- .mode_fixup = psb_intel_sdvo_mode_fixup,
- .prepare = gma_encoder_prepare,
- .mode_set = psb_intel_sdvo_mode_set,
- .commit = gma_encoder_commit,
- };
- static const struct drm_connector_funcs psb_intel_sdvo_connector_funcs = {
- .dpms = drm_helper_connector_dpms,
- .save = psb_intel_sdvo_save,
- .restore = psb_intel_sdvo_restore,
- .detect = psb_intel_sdvo_detect,
- .fill_modes = drm_helper_probe_single_connector_modes,
- .set_property = psb_intel_sdvo_set_property,
- .destroy = psb_intel_sdvo_destroy,
- };
- static const struct drm_connector_helper_funcs psb_intel_sdvo_connector_helper_funcs = {
- .get_modes = psb_intel_sdvo_get_modes,
- .mode_valid = psb_intel_sdvo_mode_valid,
- .best_encoder = gma_best_encoder,
- };
- static void psb_intel_sdvo_enc_destroy(struct drm_encoder *encoder)
- {
- struct psb_intel_sdvo *psb_intel_sdvo = to_psb_intel_sdvo(encoder);
- if (psb_intel_sdvo->sdvo_lvds_fixed_mode != NULL)
- drm_mode_destroy(encoder->dev,
- psb_intel_sdvo->sdvo_lvds_fixed_mode);
- i2c_del_adapter(&psb_intel_sdvo->ddc);
- gma_encoder_destroy(encoder);
- }
- static const struct drm_encoder_funcs psb_intel_sdvo_enc_funcs = {
- .destroy = psb_intel_sdvo_enc_destroy,
- };
- static void
- psb_intel_sdvo_guess_ddc_bus(struct psb_intel_sdvo *sdvo)
- {
- /* FIXME: At the moment, ddc_bus = 2 is the only thing that works.
- * We need to figure out if this is true for all available poulsbo
- * hardware, or if we need to fiddle with the guessing code above.
- * The problem might go away if we can parse sdvo mappings from bios */
- sdvo->ddc_bus = 2;
- #if 0
- uint16_t mask = 0;
- unsigned int num_bits;
- /* Make a mask of outputs less than or equal to our own priority in the
- * list.
- */
- switch (sdvo->controlled_output) {
- case SDVO_OUTPUT_LVDS1:
- mask |= SDVO_OUTPUT_LVDS1;
- case SDVO_OUTPUT_LVDS0:
- mask |= SDVO_OUTPUT_LVDS0;
- case SDVO_OUTPUT_TMDS1:
- mask |= SDVO_OUTPUT_TMDS1;
- case SDVO_OUTPUT_TMDS0:
- mask |= SDVO_OUTPUT_TMDS0;
- case SDVO_OUTPUT_RGB1:
- mask |= SDVO_OUTPUT_RGB1;
- case SDVO_OUTPUT_RGB0:
- mask |= SDVO_OUTPUT_RGB0;
- break;
- }
- /* Count bits to find what number we are in the priority list. */
- mask &= sdvo->caps.output_flags;
- num_bits = hweight16(mask);
- /* If more than 3 outputs, default to DDC bus 3 for now. */
- if (num_bits > 3)
- num_bits = 3;
- /* Corresponds to SDVO_CONTROL_BUS_DDCx */
- sdvo->ddc_bus = 1 << num_bits;
- #endif
- }
- /**
- * Choose the appropriate DDC bus for control bus switch command for this
- * SDVO output based on the controlled output.
- *
- * DDC bus number assignment is in a priority order of RGB outputs, then TMDS
- * outputs, then LVDS outputs.
- */
- static void
- psb_intel_sdvo_select_ddc_bus(struct drm_psb_private *dev_priv,
- struct psb_intel_sdvo *sdvo, u32 reg)
- {
- struct sdvo_device_mapping *mapping;
- if (IS_SDVOB(reg))
- mapping = &(dev_priv->sdvo_mappings[0]);
- else
- mapping = &(dev_priv->sdvo_mappings[1]);
- if (mapping->initialized)
- sdvo->ddc_bus = 1 << ((mapping->ddc_pin & 0xf0) >> 4);
- else
- psb_intel_sdvo_guess_ddc_bus(sdvo);
- }
- static void
- psb_intel_sdvo_select_i2c_bus(struct drm_psb_private *dev_priv,
- struct psb_intel_sdvo *sdvo, u32 reg)
- {
- struct sdvo_device_mapping *mapping;
- u8 pin, speed;
- if (IS_SDVOB(reg))
- mapping = &dev_priv->sdvo_mappings[0];
- else
- mapping = &dev_priv->sdvo_mappings[1];
- pin = GMBUS_PORT_DPB;
- speed = GMBUS_RATE_1MHZ >> 8;
- if (mapping->initialized) {
- pin = mapping->i2c_pin;
- speed = mapping->i2c_speed;
- }
- if (pin < GMBUS_NUM_PORTS) {
- sdvo->i2c = &dev_priv->gmbus[pin].adapter;
- gma_intel_gmbus_set_speed(sdvo->i2c, speed);
- gma_intel_gmbus_force_bit(sdvo->i2c, true);
- } else
- sdvo->i2c = &dev_priv->gmbus[GMBUS_PORT_DPB].adapter;
- }
- static bool
- psb_intel_sdvo_is_hdmi_connector(struct psb_intel_sdvo *psb_intel_sdvo, int device)
- {
- return psb_intel_sdvo_check_supp_encode(psb_intel_sdvo);
- }
- static u8
- psb_intel_sdvo_get_slave_addr(struct drm_device *dev, int sdvo_reg)
- {
- struct drm_psb_private *dev_priv = dev->dev_private;
- struct sdvo_device_mapping *my_mapping, *other_mapping;
- if (IS_SDVOB(sdvo_reg)) {
- my_mapping = &dev_priv->sdvo_mappings[0];
- other_mapping = &dev_priv->sdvo_mappings[1];
- } else {
- my_mapping = &dev_priv->sdvo_mappings[1];
- other_mapping = &dev_priv->sdvo_mappings[0];
- }
- /* If the BIOS described our SDVO device, take advantage of it. */
- if (my_mapping->slave_addr)
- return my_mapping->slave_addr;
- /* If the BIOS only described a different SDVO device, use the
- * address that it isn't using.
- */
- if (other_mapping->slave_addr) {
- if (other_mapping->slave_addr == 0x70)
- return 0x72;
- else
- return 0x70;
- }
- /* No SDVO device info is found for another DVO port,
- * so use mapping assumption we had before BIOS parsing.
- */
- if (IS_SDVOB(sdvo_reg))
- return 0x70;
- else
- return 0x72;
- }
- static void
- psb_intel_sdvo_connector_init(struct psb_intel_sdvo_connector *connector,
- struct psb_intel_sdvo *encoder)
- {
- drm_connector_init(encoder->base.base.dev,
- &connector->base.base,
- &psb_intel_sdvo_connector_funcs,
- connector->base.base.connector_type);
- drm_connector_helper_add(&connector->base.base,
- &psb_intel_sdvo_connector_helper_funcs);
- connector->base.base.interlace_allowed = 0;
- connector->base.base.doublescan_allowed = 0;
- connector->base.base.display_info.subpixel_order = SubPixelHorizontalRGB;
- gma_connector_attach_encoder(&connector->base, &encoder->base);
- drm_connector_register(&connector->base.base);
- }
- static void
- psb_intel_sdvo_add_hdmi_properties(struct psb_intel_sdvo_connector *connector)
- {
- /* FIXME: We don't support HDMI at the moment
- struct drm_device *dev = connector->base.base.dev;
- intel_attach_force_audio_property(&connector->base.base);
- intel_attach_broadcast_rgb_property(&connector->base.base);
- */
- }
- static bool
- psb_intel_sdvo_dvi_init(struct psb_intel_sdvo *psb_intel_sdvo, int device)
- {
- struct drm_encoder *encoder = &psb_intel_sdvo->base.base;
- struct drm_connector *connector;
- struct gma_connector *intel_connector;
- struct psb_intel_sdvo_connector *psb_intel_sdvo_connector;
- psb_intel_sdvo_connector = kzalloc(sizeof(struct psb_intel_sdvo_connector), GFP_KERNEL);
- if (!psb_intel_sdvo_connector)
- return false;
- if (device == 0) {
- psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_TMDS0;
- psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_TMDS0;
- } else if (device == 1) {
- psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_TMDS1;
- psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_TMDS1;
- }
- intel_connector = &psb_intel_sdvo_connector->base;
- connector = &intel_connector->base;
- // connector->polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT;
- encoder->encoder_type = DRM_MODE_ENCODER_TMDS;
- connector->connector_type = DRM_MODE_CONNECTOR_DVID;
- if (psb_intel_sdvo_is_hdmi_connector(psb_intel_sdvo, device)) {
- connector->connector_type = DRM_MODE_CONNECTOR_HDMIA;
- psb_intel_sdvo->is_hdmi = true;
- }
- psb_intel_sdvo->base.clone_mask = ((1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
- (1 << INTEL_ANALOG_CLONE_BIT));
- psb_intel_sdvo_connector_init(psb_intel_sdvo_connector, psb_intel_sdvo);
- if (psb_intel_sdvo->is_hdmi)
- psb_intel_sdvo_add_hdmi_properties(psb_intel_sdvo_connector);
- return true;
- }
- static bool
- psb_intel_sdvo_tv_init(struct psb_intel_sdvo *psb_intel_sdvo, int type)
- {
- struct drm_encoder *encoder = &psb_intel_sdvo->base.base;
- struct drm_connector *connector;
- struct gma_connector *intel_connector;
- struct psb_intel_sdvo_connector *psb_intel_sdvo_connector;
- psb_intel_sdvo_connector = kzalloc(sizeof(struct psb_intel_sdvo_connector), GFP_KERNEL);
- if (!psb_intel_sdvo_connector)
- return false;
- intel_connector = &psb_intel_sdvo_connector->base;
- connector = &intel_connector->base;
- encoder->encoder_type = DRM_MODE_ENCODER_TVDAC;
- connector->connector_type = DRM_MODE_CONNECTOR_SVIDEO;
- psb_intel_sdvo->controlled_output |= type;
- psb_intel_sdvo_connector->output_flag = type;
- psb_intel_sdvo->is_tv = true;
- psb_intel_sdvo->base.needs_tv_clock = true;
- psb_intel_sdvo->base.clone_mask = 1 << INTEL_SDVO_TV_CLONE_BIT;
- psb_intel_sdvo_connector_init(psb_intel_sdvo_connector, psb_intel_sdvo);
- if (!psb_intel_sdvo_tv_create_property(psb_intel_sdvo, psb_intel_sdvo_connector, type))
- goto err;
- if (!psb_intel_sdvo_create_enhance_property(psb_intel_sdvo, psb_intel_sdvo_connector))
- goto err;
- return true;
- err:
- psb_intel_sdvo_destroy(connector);
- return false;
- }
- static bool
- psb_intel_sdvo_analog_init(struct psb_intel_sdvo *psb_intel_sdvo, int device)
- {
- struct drm_encoder *encoder = &psb_intel_sdvo->base.base;
- struct drm_connector *connector;
- struct gma_connector *intel_connector;
- struct psb_intel_sdvo_connector *psb_intel_sdvo_connector;
- psb_intel_sdvo_connector = kzalloc(sizeof(struct psb_intel_sdvo_connector), GFP_KERNEL);
- if (!psb_intel_sdvo_connector)
- return false;
- intel_connector = &psb_intel_sdvo_connector->base;
- connector = &intel_connector->base;
- connector->polled = DRM_CONNECTOR_POLL_CONNECT;
- encoder->encoder_type = DRM_MODE_ENCODER_DAC;
- connector->connector_type = DRM_MODE_CONNECTOR_VGA;
- if (device == 0) {
- psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_RGB0;
- psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_RGB0;
- } else if (device == 1) {
- psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_RGB1;
- psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_RGB1;
- }
- psb_intel_sdvo->base.clone_mask = ((1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
- (1 << INTEL_ANALOG_CLONE_BIT));
- psb_intel_sdvo_connector_init(psb_intel_sdvo_connector,
- psb_intel_sdvo);
- return true;
- }
- static bool
- psb_intel_sdvo_lvds_init(struct psb_intel_sdvo *psb_intel_sdvo, int device)
- {
- struct drm_encoder *encoder = &psb_intel_sdvo->base.base;
- struct drm_connector *connector;
- struct gma_connector *intel_connector;
- struct psb_intel_sdvo_connector *psb_intel_sdvo_connector;
- psb_intel_sdvo_connector = kzalloc(sizeof(struct psb_intel_sdvo_connector), GFP_KERNEL);
- if (!psb_intel_sdvo_connector)
- return false;
- intel_connector = &psb_intel_sdvo_connector->base;
- connector = &intel_connector->base;
- encoder->encoder_type = DRM_MODE_ENCODER_LVDS;
- connector->connector_type = DRM_MODE_CONNECTOR_LVDS;
- if (device == 0) {
- psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_LVDS0;
- psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_LVDS0;
- } else if (device == 1) {
- psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_LVDS1;
- psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_LVDS1;
- }
- psb_intel_sdvo->base.clone_mask = ((1 << INTEL_ANALOG_CLONE_BIT) |
- (1 << INTEL_SDVO_LVDS_CLONE_BIT));
- psb_intel_sdvo_connector_init(psb_intel_sdvo_connector, psb_intel_sdvo);
- if (!psb_intel_sdvo_create_enhance_property(psb_intel_sdvo, psb_intel_sdvo_connector))
- goto err;
- return true;
- err:
- psb_intel_sdvo_destroy(connector);
- return false;
- }
- static bool
- psb_intel_sdvo_output_setup(struct psb_intel_sdvo *psb_intel_sdvo, uint16_t flags)
- {
- psb_intel_sdvo->is_tv = false;
- psb_intel_sdvo->base.needs_tv_clock = false;
- psb_intel_sdvo->is_lvds = false;
- /* SDVO requires XXX1 function may not exist unless it has XXX0 function.*/
- if (flags & SDVO_OUTPUT_TMDS0)
- if (!psb_intel_sdvo_dvi_init(psb_intel_sdvo, 0))
- return false;
- if ((flags & SDVO_TMDS_MASK) == SDVO_TMDS_MASK)
- if (!psb_intel_sdvo_dvi_init(psb_intel_sdvo, 1))
- return false;
- /* TV has no XXX1 function block */
- if (flags & SDVO_OUTPUT_SVID0)
- if (!psb_intel_sdvo_tv_init(psb_intel_sdvo, SDVO_OUTPUT_SVID0))
- return false;
- if (flags & SDVO_OUTPUT_CVBS0)
- if (!psb_intel_sdvo_tv_init(psb_intel_sdvo, SDVO_OUTPUT_CVBS0))
- return false;
- if (flags & SDVO_OUTPUT_RGB0)
- if (!psb_intel_sdvo_analog_init(psb_intel_sdvo, 0))
- return false;
- if ((flags & SDVO_RGB_MASK) == SDVO_RGB_MASK)
- if (!psb_intel_sdvo_analog_init(psb_intel_sdvo, 1))
- return false;
- if (flags & SDVO_OUTPUT_LVDS0)
- if (!psb_intel_sdvo_lvds_init(psb_intel_sdvo, 0))
- return false;
- if ((flags & SDVO_LVDS_MASK) == SDVO_LVDS_MASK)
- if (!psb_intel_sdvo_lvds_init(psb_intel_sdvo, 1))
- return false;
- if ((flags & SDVO_OUTPUT_MASK) == 0) {
- unsigned char bytes[2];
- psb_intel_sdvo->controlled_output = 0;
- memcpy(bytes, &psb_intel_sdvo->caps.output_flags, 2);
- DRM_DEBUG_KMS("%s: Unknown SDVO output type (0x%02x%02x)\n",
- SDVO_NAME(psb_intel_sdvo),
- bytes[0], bytes[1]);
- return false;
- }
- psb_intel_sdvo->base.crtc_mask = (1 << 0) | (1 << 1);
- return true;
- }
- static bool psb_intel_sdvo_tv_create_property(struct psb_intel_sdvo *psb_intel_sdvo,
- struct psb_intel_sdvo_connector *psb_intel_sdvo_connector,
- int type)
- {
- struct drm_device *dev = psb_intel_sdvo->base.base.dev;
- struct psb_intel_sdvo_tv_format format;
- uint32_t format_map, i;
- if (!psb_intel_sdvo_set_target_output(psb_intel_sdvo, type))
- return false;
- BUILD_BUG_ON(sizeof(format) != 6);
- if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
- SDVO_CMD_GET_SUPPORTED_TV_FORMATS,
- &format, sizeof(format)))
- return false;
- memcpy(&format_map, &format, min(sizeof(format_map), sizeof(format)));
- if (format_map == 0)
- return false;
- psb_intel_sdvo_connector->format_supported_num = 0;
- for (i = 0 ; i < TV_FORMAT_NUM; i++)
- if (format_map & (1 << i))
- psb_intel_sdvo_connector->tv_format_supported[psb_intel_sdvo_connector->format_supported_num++] = i;
- psb_intel_sdvo_connector->tv_format =
- drm_property_create(dev, DRM_MODE_PROP_ENUM,
- "mode", psb_intel_sdvo_connector->format_supported_num);
- if (!psb_intel_sdvo_connector->tv_format)
- return false;
- for (i = 0; i < psb_intel_sdvo_connector->format_supported_num; i++)
- drm_property_add_enum(
- psb_intel_sdvo_connector->tv_format, i,
- i, tv_format_names[psb_intel_sdvo_connector->tv_format_supported[i]]);
- psb_intel_sdvo->tv_format_index = psb_intel_sdvo_connector->tv_format_supported[0];
- drm_object_attach_property(&psb_intel_sdvo_connector->base.base.base,
- psb_intel_sdvo_connector->tv_format, 0);
- return true;
- }
- #define ENHANCEMENT(name, NAME) do { \
- if (enhancements.name) { \
- if (!psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_MAX_##NAME, &data_value, 4) || \
- !psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_##NAME, &response, 2)) \
- return false; \
- psb_intel_sdvo_connector->max_##name = data_value[0]; \
- psb_intel_sdvo_connector->cur_##name = response; \
- psb_intel_sdvo_connector->name = \
- drm_property_create_range(dev, 0, #name, 0, data_value[0]); \
- if (!psb_intel_sdvo_connector->name) return false; \
- drm_object_attach_property(&connector->base, \
- psb_intel_sdvo_connector->name, \
- psb_intel_sdvo_connector->cur_##name); \
- DRM_DEBUG_KMS(#name ": max %d, default %d, current %d\n", \
- data_value[0], data_value[1], response); \
- } \
- } while(0)
- static bool
- psb_intel_sdvo_create_enhance_property_tv(struct psb_intel_sdvo *psb_intel_sdvo,
- struct psb_intel_sdvo_connector *psb_intel_sdvo_connector,
- struct psb_intel_sdvo_enhancements_reply enhancements)
- {
- struct drm_device *dev = psb_intel_sdvo->base.base.dev;
- struct drm_connector *connector = &psb_intel_sdvo_connector->base.base;
- uint16_t response, data_value[2];
- /* when horizontal overscan is supported, Add the left/right property */
- if (enhancements.overscan_h) {
- if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
- SDVO_CMD_GET_MAX_OVERSCAN_H,
- &data_value, 4))
- return false;
- if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
- SDVO_CMD_GET_OVERSCAN_H,
- &response, 2))
- return false;
- psb_intel_sdvo_connector->max_hscan = data_value[0];
- psb_intel_sdvo_connector->left_margin = data_value[0] - response;
- psb_intel_sdvo_connector->right_margin = psb_intel_sdvo_connector->left_margin;
- psb_intel_sdvo_connector->left =
- drm_property_create_range(dev, 0, "left_margin", 0, data_value[0]);
- if (!psb_intel_sdvo_connector->left)
- return false;
- drm_object_attach_property(&connector->base,
- psb_intel_sdvo_connector->left,
- psb_intel_sdvo_connector->left_margin);
- psb_intel_sdvo_connector->right =
- drm_property_create_range(dev, 0, "right_margin", 0, data_value[0]);
- if (!psb_intel_sdvo_connector->right)
- return false;
- drm_object_attach_property(&connector->base,
- psb_intel_sdvo_connector->right,
- psb_intel_sdvo_connector->right_margin);
- DRM_DEBUG_KMS("h_overscan: max %d, "
- "default %d, current %d\n",
- data_value[0], data_value[1], response);
- }
- if (enhancements.overscan_v) {
- if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
- SDVO_CMD_GET_MAX_OVERSCAN_V,
- &data_value, 4))
- return false;
- if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
- SDVO_CMD_GET_OVERSCAN_V,
- &response, 2))
- return false;
- psb_intel_sdvo_connector->max_vscan = data_value[0];
- psb_intel_sdvo_connector->top_margin = data_value[0] - response;
- psb_intel_sdvo_connector->bottom_margin = psb_intel_sdvo_connector->top_margin;
- psb_intel_sdvo_connector->top =
- drm_property_create_range(dev, 0, "top_margin", 0, data_value[0]);
- if (!psb_intel_sdvo_connector->top)
- return false;
- drm_object_attach_property(&connector->base,
- psb_intel_sdvo_connector->top,
- psb_intel_sdvo_connector->top_margin);
- psb_intel_sdvo_connector->bottom =
- drm_property_create_range(dev, 0, "bottom_margin", 0, data_value[0]);
- if (!psb_intel_sdvo_connector->bottom)
- return false;
- drm_object_attach_property(&connector->base,
- psb_intel_sdvo_connector->bottom,
- psb_intel_sdvo_connector->bottom_margin);
- DRM_DEBUG_KMS("v_overscan: max %d, "
- "default %d, current %d\n",
- data_value[0], data_value[1], response);
- }
- ENHANCEMENT(hpos, HPOS);
- ENHANCEMENT(vpos, VPOS);
- ENHANCEMENT(saturation, SATURATION);
- ENHANCEMENT(contrast, CONTRAST);
- ENHANCEMENT(hue, HUE);
- ENHANCEMENT(sharpness, SHARPNESS);
- ENHANCEMENT(brightness, BRIGHTNESS);
- ENHANCEMENT(flicker_filter, FLICKER_FILTER);
- ENHANCEMENT(flicker_filter_adaptive, FLICKER_FILTER_ADAPTIVE);
- ENHANCEMENT(flicker_filter_2d, FLICKER_FILTER_2D);
- ENHANCEMENT(tv_chroma_filter, TV_CHROMA_FILTER);
- ENHANCEMENT(tv_luma_filter, TV_LUMA_FILTER);
- if (enhancements.dot_crawl) {
- if (!psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_DOT_CRAWL, &response, 2))
- return false;
- psb_intel_sdvo_connector->max_dot_crawl = 1;
- psb_intel_sdvo_connector->cur_dot_crawl = response & 0x1;
- psb_intel_sdvo_connector->dot_crawl =
- drm_property_create_range(dev, 0, "dot_crawl", 0, 1);
- if (!psb_intel_sdvo_connector->dot_crawl)
- return false;
- drm_object_attach_property(&connector->base,
- psb_intel_sdvo_connector->dot_crawl,
- psb_intel_sdvo_connector->cur_dot_crawl);
- DRM_DEBUG_KMS("dot crawl: current %d\n", response);
- }
- return true;
- }
- static bool
- psb_intel_sdvo_create_enhance_property_lvds(struct psb_intel_sdvo *psb_intel_sdvo,
- struct psb_intel_sdvo_connector *psb_intel_sdvo_connector,
- struct psb_intel_sdvo_enhancements_reply enhancements)
- {
- struct drm_device *dev = psb_intel_sdvo->base.base.dev;
- struct drm_connector *connector = &psb_intel_sdvo_connector->base.base;
- uint16_t response, data_value[2];
- ENHANCEMENT(brightness, BRIGHTNESS);
- return true;
- }
- #undef ENHANCEMENT
- static bool psb_intel_sdvo_create_enhance_property(struct psb_intel_sdvo *psb_intel_sdvo,
- struct psb_intel_sdvo_connector *psb_intel_sdvo_connector)
- {
- union {
- struct psb_intel_sdvo_enhancements_reply reply;
- uint16_t response;
- } enhancements;
- BUILD_BUG_ON(sizeof(enhancements) != 2);
- enhancements.response = 0;
- psb_intel_sdvo_get_value(psb_intel_sdvo,
- SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS,
- &enhancements, sizeof(enhancements));
- if (enhancements.response == 0) {
- DRM_DEBUG_KMS("No enhancement is supported\n");
- return true;
- }
- if (IS_TV(psb_intel_sdvo_connector))
- return psb_intel_sdvo_create_enhance_property_tv(psb_intel_sdvo, psb_intel_sdvo_connector, enhancements.reply);
- else if(IS_LVDS(psb_intel_sdvo_connector))
- return psb_intel_sdvo_create_enhance_property_lvds(psb_intel_sdvo, psb_intel_sdvo_connector, enhancements.reply);
- else
- return true;
- }
- static int psb_intel_sdvo_ddc_proxy_xfer(struct i2c_adapter *adapter,
- struct i2c_msg *msgs,
- int num)
- {
- struct psb_intel_sdvo *sdvo = adapter->algo_data;
- if (!psb_intel_sdvo_set_control_bus_switch(sdvo, sdvo->ddc_bus))
- return -EIO;
- return sdvo->i2c->algo->master_xfer(sdvo->i2c, msgs, num);
- }
- static u32 psb_intel_sdvo_ddc_proxy_func(struct i2c_adapter *adapter)
- {
- struct psb_intel_sdvo *sdvo = adapter->algo_data;
- return sdvo->i2c->algo->functionality(sdvo->i2c);
- }
- static const struct i2c_algorithm psb_intel_sdvo_ddc_proxy = {
- .master_xfer = psb_intel_sdvo_ddc_proxy_xfer,
- .functionality = psb_intel_sdvo_ddc_proxy_func
- };
- static bool
- psb_intel_sdvo_init_ddc_proxy(struct psb_intel_sdvo *sdvo,
- struct drm_device *dev)
- {
- sdvo->ddc.owner = THIS_MODULE;
- sdvo->ddc.class = I2C_CLASS_DDC;
- snprintf(sdvo->ddc.name, I2C_NAME_SIZE, "SDVO DDC proxy");
- sdvo->ddc.dev.parent = &dev->pdev->dev;
- sdvo->ddc.algo_data = sdvo;
- sdvo->ddc.algo = &psb_intel_sdvo_ddc_proxy;
- return i2c_add_adapter(&sdvo->ddc) == 0;
- }
- bool psb_intel_sdvo_init(struct drm_device *dev, int sdvo_reg)
- {
- struct drm_psb_private *dev_priv = dev->dev_private;
- struct gma_encoder *gma_encoder;
- struct psb_intel_sdvo *psb_intel_sdvo;
- int i;
- psb_intel_sdvo = kzalloc(sizeof(struct psb_intel_sdvo), GFP_KERNEL);
- if (!psb_intel_sdvo)
- return false;
- psb_intel_sdvo->sdvo_reg = sdvo_reg;
- psb_intel_sdvo->slave_addr = psb_intel_sdvo_get_slave_addr(dev, sdvo_reg) >> 1;
- psb_intel_sdvo_select_i2c_bus(dev_priv, psb_intel_sdvo, sdvo_reg);
- if (!psb_intel_sdvo_init_ddc_proxy(psb_intel_sdvo, dev)) {
- kfree(psb_intel_sdvo);
- return false;
- }
- /* encoder type will be decided later */
- gma_encoder = &psb_intel_sdvo->base;
- gma_encoder->type = INTEL_OUTPUT_SDVO;
- drm_encoder_init(dev, &gma_encoder->base, &psb_intel_sdvo_enc_funcs, 0);
- /* Read the regs to test if we can talk to the device */
- for (i = 0; i < 0x40; i++) {
- u8 byte;
- if (!psb_intel_sdvo_read_byte(psb_intel_sdvo, i, &byte)) {
- DRM_DEBUG_KMS("No SDVO device found on SDVO%c\n",
- IS_SDVOB(sdvo_reg) ? 'B' : 'C');
- goto err;
- }
- }
- if (IS_SDVOB(sdvo_reg))
- dev_priv->hotplug_supported_mask |= SDVOB_HOTPLUG_INT_STATUS;
- else
- dev_priv->hotplug_supported_mask |= SDVOC_HOTPLUG_INT_STATUS;
- drm_encoder_helper_add(&gma_encoder->base, &psb_intel_sdvo_helper_funcs);
- /* In default case sdvo lvds is false */
- if (!psb_intel_sdvo_get_capabilities(psb_intel_sdvo, &psb_intel_sdvo->caps))
- goto err;
- if (psb_intel_sdvo_output_setup(psb_intel_sdvo,
- psb_intel_sdvo->caps.output_flags) != true) {
- DRM_DEBUG_KMS("SDVO output failed to setup on SDVO%c\n",
- IS_SDVOB(sdvo_reg) ? 'B' : 'C');
- goto err;
- }
- psb_intel_sdvo_select_ddc_bus(dev_priv, psb_intel_sdvo, sdvo_reg);
- /* Set the input timing to the screen. Assume always input 0. */
- if (!psb_intel_sdvo_set_target_input(psb_intel_sdvo))
- goto err;
- if (!psb_intel_sdvo_get_input_pixel_clock_range(psb_intel_sdvo,
- &psb_intel_sdvo->pixel_clock_min,
- &psb_intel_sdvo->pixel_clock_max))
- goto err;
- DRM_DEBUG_KMS("%s device VID/DID: %02X:%02X.%02X, "
- "clock range %dMHz - %dMHz, "
- "input 1: %c, input 2: %c, "
- "output 1: %c, output 2: %c\n",
- SDVO_NAME(psb_intel_sdvo),
- psb_intel_sdvo->caps.vendor_id, psb_intel_sdvo->caps.device_id,
- psb_intel_sdvo->caps.device_rev_id,
- psb_intel_sdvo->pixel_clock_min / 1000,
- psb_intel_sdvo->pixel_clock_max / 1000,
- (psb_intel_sdvo->caps.sdvo_inputs_mask & 0x1) ? 'Y' : 'N',
- (psb_intel_sdvo->caps.sdvo_inputs_mask & 0x2) ? 'Y' : 'N',
- /* check currently supported outputs */
- psb_intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_RGB0) ? 'Y' : 'N',
- psb_intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_TMDS1 | SDVO_OUTPUT_RGB1) ? 'Y' : 'N');
- return true;
- err:
- drm_encoder_cleanup(&gma_encoder->base);
- i2c_del_adapter(&psb_intel_sdvo->ddc);
- kfree(psb_intel_sdvo);
- return false;
- }
|