diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_sdvo.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_sdvo.c | 2969 |
1 files changed, 0 insertions, 2969 deletions
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c deleted file mode 100644 index 2628d5622449..000000000000 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ /dev/null @@ -1,2969 +0,0 @@ -/* - * 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/i2c.h> -#include <linux/slab.h> -#include <linux/delay.h> -#include <linux/export.h> -#include <drm/drmP.h> -#include <drm/drm_crtc.h> -#include <drm/drm_edid.h> -#include "intel_drv.h" -#include <drm/i915_drm.h> -#include "i915_drv.h" -#include "intel_sdvo_regs.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 | SDVO_OUTPUT_YPRPB0) - -#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)) -#define IS_DIGITAL(c) (c->output_flag & (SDVO_TMDS_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 intel_sdvo { - struct intel_encoder base; - - struct i2c_adapter *i2c; - u8 slave_addr; - - struct i2c_adapter ddc; - - /* Register for the SDVO device: SDVOB or SDVOC */ - uint32_t sdvo_reg; - - /* Active outputs controlled by this SDVO output */ - uint16_t controlled_output; - - /* - * Capabilities of the SDVO device returned by - * intel_sdvo_get_capabilities() - */ - struct 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; - - /* - * Hotplug activation bits for this device - */ - uint16_t hotplug_active; - - /** - * 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; - bool color_range_auto; - - /** - * 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; - - /* On different gens SDVOB is at different places. */ - bool is_sdvob; - - /* 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; - bool rgb_quant_range_selectable; - - /** - * 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; - - /* - * the sdvo flag gets lost in round trip: dtd->adjusted_mode->dtd - */ - uint8_t dtd_sdvo_flags; -}; - -struct intel_sdvo_connector { - struct intel_connector base; - - /* Mark the type of connector */ - uint16_t output_flag; - - enum hdmi_force_audio 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 intel_sdvo *to_intel_sdvo(struct drm_encoder *encoder) -{ - return container_of(encoder, struct intel_sdvo, base.base); -} - -static struct intel_sdvo *intel_attached_sdvo(struct drm_connector *connector) -{ - return container_of(intel_attached_encoder(connector), - struct intel_sdvo, base); -} - -static struct intel_sdvo_connector *to_intel_sdvo_connector(struct drm_connector *connector) -{ - return container_of(to_intel_connector(connector), struct intel_sdvo_connector, base); -} - -static bool -intel_sdvo_output_setup(struct intel_sdvo *intel_sdvo, uint16_t flags); -static bool -intel_sdvo_tv_create_property(struct intel_sdvo *intel_sdvo, - struct intel_sdvo_connector *intel_sdvo_connector, - int type); -static bool -intel_sdvo_create_enhance_property(struct intel_sdvo *intel_sdvo, - struct intel_sdvo_connector *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 intel_sdvo_write_sdvox(struct intel_sdvo *intel_sdvo, u32 val) -{ - struct drm_device *dev = intel_sdvo->base.base.dev; - struct drm_i915_private *dev_priv = dev->dev_private; - u32 bval = val, cval = val; - int i; - - if (intel_sdvo->sdvo_reg == PCH_SDVOB) { - I915_WRITE(intel_sdvo->sdvo_reg, val); - I915_READ(intel_sdvo->sdvo_reg); - return; - } - - if (intel_sdvo->sdvo_reg == GEN3_SDVOB) - cval = I915_READ(GEN3_SDVOC); - else - bval = I915_READ(GEN3_SDVOB); - - /* - * 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++) - { - I915_WRITE(GEN3_SDVOB, bval); - I915_READ(GEN3_SDVOB); - I915_WRITE(GEN3_SDVOC, cval); - I915_READ(GEN3_SDVOC); - } -} - -static bool intel_sdvo_read_byte(struct intel_sdvo *intel_sdvo, u8 addr, u8 *ch) -{ - struct i2c_msg msgs[] = { - { - .addr = intel_sdvo->slave_addr, - .flags = 0, - .len = 1, - .buf = &addr, - }, - { - .addr = intel_sdvo->slave_addr, - .flags = I2C_M_RD, - .len = 1, - .buf = ch, - } - }; - int ret; - - if ((ret = i2c_transfer(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 SDVO_NAME(svdo) ((svdo)->is_sdvob ? "SDVOB" : "SDVOC") - -static void intel_sdvo_debug_write(struct intel_sdvo *intel_sdvo, u8 cmd, - const void *args, int args_len) -{ - int i; - - DRM_DEBUG_KMS("%s: W: %02X ", - SDVO_NAME(intel_sdvo), cmd); - for (i = 0; i < args_len; i++) - DRM_LOG_KMS("%02X ", ((u8 *)args)[i]); - for (; i < 8; i++) - DRM_LOG_KMS(" "); - for (i = 0; i < ARRAY_SIZE(sdvo_cmd_names); i++) { - if (cmd == sdvo_cmd_names[i].cmd) { - DRM_LOG_KMS("(%s)", sdvo_cmd_names[i].name); - break; - } - } - if (i == ARRAY_SIZE(sdvo_cmd_names)) - DRM_LOG_KMS("(%02X)", cmd); - DRM_LOG_KMS("\n"); -} - -static const char *cmd_status_names[] = { - "Power on", - "Success", - "Not supported", - "Invalid arg", - "Pending", - "Target not specified", - "Scaling not supported" -}; - -static bool intel_sdvo_write_cmd(struct intel_sdvo *intel_sdvo, u8 cmd, - const void *args, int args_len) -{ - u8 *buf, status; - struct i2c_msg *msgs; - int i, ret = true; - - /* Would be simpler to allocate both in one go ? */ - buf = kzalloc(args_len * 2 + 2, GFP_KERNEL); - if (!buf) - return false; - - msgs = kcalloc(args_len + 3, sizeof(*msgs), GFP_KERNEL); - if (!msgs) { - kfree(buf); - return false; - } - - intel_sdvo_debug_write(intel_sdvo, cmd, args, args_len); - - for (i = 0; i < args_len; i++) { - msgs[i].addr = 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 = 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 = intel_sdvo->slave_addr; - msgs[i+1].flags = 0; - msgs[i+1].len = 1; - msgs[i+1].buf = &status; - - msgs[i+2].addr = intel_sdvo->slave_addr; - msgs[i+2].flags = I2C_M_RD; - msgs[i+2].len = 1; - msgs[i+2].buf = &status; - - ret = i2c_transfer(intel_sdvo->i2c, msgs, i+3); - if (ret < 0) { - DRM_DEBUG_KMS("I2c transfer returned %d\n", ret); - ret = false; - goto out; - } - if (ret != i+3) { - /* failure in I2C transfer */ - DRM_DEBUG_KMS("I2c transfer returned %d/%d\n", ret, i+3); - ret = false; - } - -out: - kfree(msgs); - kfree(buf); - return ret; -} - -static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo, - void *response, int response_len) -{ - u8 retry = 15; /* 5 quick checks, followed by 10 long checks */ - u8 status; - int i; - - DRM_DEBUG_KMS("%s: R: ", SDVO_NAME(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. - * - * Also beware that the first response by many devices is to - * reply PENDING and stall for time. TVs are notorious for - * requiring longer than specified to complete their replies. - * Originally (in the DDX long ago), the delay was only ever 15ms - * with an additional delay of 30ms applied for TVs added later after - * many experiments. To accommodate both sets of delays, we do a - * sequence of slow checks if the device is falling behind and fails - * to reply within 5*15µs. - */ - if (!intel_sdvo_read_byte(intel_sdvo, - SDVO_I2C_CMD_STATUS, - &status)) - goto log_fail; - - while (status == SDVO_CMD_STATUS_PENDING && --retry) { - if (retry < 10) - msleep(15); - else - udelay(15); - - if (!intel_sdvo_read_byte(intel_sdvo, - SDVO_I2C_CMD_STATUS, - &status)) - goto log_fail; - } - - if (status <= SDVO_CMD_STATUS_SCALING_NOT_SUPP) - DRM_LOG_KMS("(%s)", cmd_status_names[status]); - else - DRM_LOG_KMS("(??? %d)", status); - - if (status != SDVO_CMD_STATUS_SUCCESS) - goto log_fail; - - /* Read the command response */ - for (i = 0; i < response_len; i++) { - if (!intel_sdvo_read_byte(intel_sdvo, - SDVO_I2C_RETURN_0 + i, - &((u8 *)response)[i])) - goto log_fail; - DRM_LOG_KMS(" %02X", ((u8 *)response)[i]); - } - DRM_LOG_KMS("\n"); - return true; - -log_fail: - DRM_LOG_KMS("... failed\n"); - return false; -} - -static int 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 intel_sdvo_set_control_bus_switch(struct intel_sdvo *intel_sdvo, - u8 ddc_bus) -{ - /* This must be the immediately preceding write before the i2c xfer */ - return intel_sdvo_write_cmd(intel_sdvo, - SDVO_CMD_SET_CONTROL_BUS_SWITCH, - &ddc_bus, 1); -} - -static bool intel_sdvo_set_value(struct intel_sdvo *intel_sdvo, u8 cmd, const void *data, int len) -{ - if (!intel_sdvo_write_cmd(intel_sdvo, cmd, data, len)) - return false; - - return intel_sdvo_read_response(intel_sdvo, NULL, 0); -} - -static bool -intel_sdvo_get_value(struct intel_sdvo *intel_sdvo, u8 cmd, void *value, int len) -{ - if (!intel_sdvo_write_cmd(intel_sdvo, cmd, NULL, 0)) - return false; - - return intel_sdvo_read_response(intel_sdvo, value, len); -} - -static bool intel_sdvo_set_target_input(struct intel_sdvo *intel_sdvo) -{ - struct intel_sdvo_set_target_input_args targets = {0}; - return intel_sdvo_set_value(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 intel_sdvo_get_trained_inputs(struct intel_sdvo *intel_sdvo, bool *input_1, bool *input_2) -{ - struct intel_sdvo_get_trained_inputs_response response; - - BUILD_BUG_ON(sizeof(response) != 1); - if (!intel_sdvo_get_value(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 intel_sdvo_set_active_outputs(struct intel_sdvo *intel_sdvo, - u16 outputs) -{ - return intel_sdvo_set_value(intel_sdvo, - SDVO_CMD_SET_ACTIVE_OUTPUTS, - &outputs, sizeof(outputs)); -} - -static bool intel_sdvo_get_active_outputs(struct intel_sdvo *intel_sdvo, - u16 *outputs) -{ - return intel_sdvo_get_value(intel_sdvo, - SDVO_CMD_GET_ACTIVE_OUTPUTS, - outputs, sizeof(*outputs)); -} - -static bool intel_sdvo_set_encoder_power_state(struct intel_sdvo *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 intel_sdvo_set_value(intel_sdvo, - SDVO_CMD_SET_ENCODER_POWER_STATE, &state, sizeof(state)); -} - -static bool intel_sdvo_get_input_pixel_clock_range(struct intel_sdvo *intel_sdvo, - int *clock_min, - int *clock_max) -{ - struct intel_sdvo_pixel_clock_range clocks; - - BUILD_BUG_ON(sizeof(clocks) != 4); - if (!intel_sdvo_get_value(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 intel_sdvo_set_target_output(struct intel_sdvo *intel_sdvo, - u16 outputs) -{ - return intel_sdvo_set_value(intel_sdvo, - SDVO_CMD_SET_TARGET_OUTPUT, - &outputs, sizeof(outputs)); -} - -static bool intel_sdvo_set_timing(struct intel_sdvo *intel_sdvo, u8 cmd, - struct intel_sdvo_dtd *dtd) -{ - return intel_sdvo_set_value(intel_sdvo, cmd, &dtd->part1, sizeof(dtd->part1)) && - intel_sdvo_set_value(intel_sdvo, cmd + 1, &dtd->part2, sizeof(dtd->part2)); -} - -static bool intel_sdvo_get_timing(struct intel_sdvo *intel_sdvo, u8 cmd, - struct intel_sdvo_dtd *dtd) -{ - return intel_sdvo_get_value(intel_sdvo, cmd, &dtd->part1, sizeof(dtd->part1)) && - intel_sdvo_get_value(intel_sdvo, cmd + 1, &dtd->part2, sizeof(dtd->part2)); -} - -static bool intel_sdvo_set_input_timing(struct intel_sdvo *intel_sdvo, - struct intel_sdvo_dtd *dtd) -{ - return intel_sdvo_set_timing(intel_sdvo, - SDVO_CMD_SET_INPUT_TIMINGS_PART1, dtd); -} - -static bool intel_sdvo_set_output_timing(struct intel_sdvo *intel_sdvo, - struct intel_sdvo_dtd *dtd) -{ - return intel_sdvo_set_timing(intel_sdvo, - SDVO_CMD_SET_OUTPUT_TIMINGS_PART1, dtd); -} - -static bool intel_sdvo_get_input_timing(struct intel_sdvo *intel_sdvo, - struct intel_sdvo_dtd *dtd) -{ - return intel_sdvo_get_timing(intel_sdvo, - SDVO_CMD_GET_INPUT_TIMINGS_PART1, dtd); -} - -static bool -intel_sdvo_create_preferred_input_timing(struct intel_sdvo *intel_sdvo, - uint16_t clock, - uint16_t width, - uint16_t height) -{ - struct 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 (intel_sdvo->is_lvds && - (intel_sdvo->sdvo_lvds_fixed_mode->hdisplay != width || - intel_sdvo->sdvo_lvds_fixed_mode->vdisplay != height)) - args.scaled = 1; - - return intel_sdvo_set_value(intel_sdvo, - SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING, - &args, sizeof(args)); -} - -static bool intel_sdvo_get_preferred_input_timing(struct intel_sdvo *intel_sdvo, - struct intel_sdvo_dtd *dtd) -{ - BUILD_BUG_ON(sizeof(dtd->part1) != 8); - BUILD_BUG_ON(sizeof(dtd->part2) != 8); - return intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1, - &dtd->part1, sizeof(dtd->part1)) && - intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2, - &dtd->part2, sizeof(dtd->part2)); -} - -static bool intel_sdvo_set_clock_rate_mult(struct intel_sdvo *intel_sdvo, u8 val) -{ - return intel_sdvo_set_value(intel_sdvo, SDVO_CMD_SET_CLOCK_RATE_MULT, &val, 1); -} - -static void intel_sdvo_get_dtd_from_mode(struct 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; - int mode_clock; - - width = mode->hdisplay; - height = mode->vdisplay; - - /* do some mode translations */ - h_blank_len = mode->htotal - mode->hdisplay; - h_sync_len = mode->hsync_end - mode->hsync_start; - - v_blank_len = mode->vtotal - mode->vdisplay; - v_sync_len = mode->vsync_end - mode->vsync_start; - - h_sync_offset = mode->hsync_start - mode->hdisplay; - v_sync_offset = mode->vsync_start - mode->vdisplay; - - mode_clock = mode->clock; - mode_clock /= 10; - dtd->part1.clock = mode_clock; - - 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_INTERLACE) - dtd->part2.dtd_flags |= DTD_FLAG_INTERLACE; - if (mode->flags & DRM_MODE_FLAG_PHSYNC) - dtd->part2.dtd_flags |= DTD_FLAG_HSYNC_POSITIVE; - if (mode->flags & DRM_MODE_FLAG_PVSYNC) - dtd->part2.dtd_flags |= DTD_FLAG_VSYNC_POSITIVE; - - dtd->part2.sdvo_flags = 0; - dtd->part2.v_sync_off_high = v_sync_offset & 0xc0; - dtd->part2.reserved = 0; -} - -static void intel_sdvo_get_mode_from_dtd(struct drm_display_mode * mode, - const struct 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 & DTD_FLAG_INTERLACE) - mode->flags |= DRM_MODE_FLAG_INTERLACE; - if (dtd->part2.dtd_flags & DTD_FLAG_HSYNC_POSITIVE) - mode->flags |= DRM_MODE_FLAG_PHSYNC; - if (dtd->part2.dtd_flags & DTD_FLAG_VSYNC_POSITIVE) - mode->flags |= DRM_MODE_FLAG_PVSYNC; -} - -static bool intel_sdvo_check_supp_encode(struct intel_sdvo *intel_sdvo) -{ - struct intel_sdvo_encode encode; - - BUILD_BUG_ON(sizeof(encode) != 2); - return intel_sdvo_get_value(intel_sdvo, - SDVO_CMD_GET_SUPP_ENCODE, - &encode, sizeof(encode)); -} - -static bool intel_sdvo_set_encode(struct intel_sdvo *intel_sdvo, - uint8_t mode) -{ - return intel_sdvo_set_value(intel_sdvo, SDVO_CMD_SET_ENCODE, &mode, 1); -} - -static bool intel_sdvo_set_colorimetry(struct intel_sdvo *intel_sdvo, - uint8_t mode) -{ - return intel_sdvo_set_value(intel_sdvo, SDVO_CMD_SET_COLORIMETRY, &mode, 1); -} - -#if 0 -static void intel_sdvo_dump_hdmi_buf(struct intel_sdvo *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; - - 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; - intel_sdvo_write_cmd(encoder, SDVO_CMD_SET_HBUF_INDEX, - set_buf_index, 2); - intel_sdvo_write_cmd(encoder, SDVO_CMD_GET_HBUF_INFO, NULL, 0); - intel_sdvo_read_response(encoder, &buf_size, 1); - - pos = buf; - for (j = 0; j <= buf_size; j += 8) { - intel_sdvo_write_cmd(encoder, SDVO_CMD_GET_HBUF_DATA, - NULL, 0); - intel_sdvo_read_response(encoder, pos, 8); - pos += 8; - } - } -} -#endif - -static bool intel_sdvo_write_infoframe(struct intel_sdvo *intel_sdvo, - unsigned if_index, uint8_t tx_rate, - uint8_t *data, unsigned length) -{ - uint8_t set_buf_index[2] = { if_index, 0 }; - uint8_t hbuf_size, tmp[8]; - int i; - - if (!intel_sdvo_set_value(intel_sdvo, - SDVO_CMD_SET_HBUF_INDEX, - set_buf_index, 2)) - return false; - - if (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_HBUF_INFO, - &hbuf_size, 1)) - return false; - - /* Buffer size is 0 based, hooray! */ - hbuf_size++; - - DRM_DEBUG_KMS("writing sdvo hbuf: %i, hbuf_size %i, hbuf_size: %i\n", - if_index, length, hbuf_size); - - for (i = 0; i < hbuf_size; i += 8) { - memset(tmp, 0, 8); - if (i < length) - memcpy(tmp, data + i, min_t(unsigned, 8, length - i)); - - if (!intel_sdvo_set_value(intel_sdvo, - SDVO_CMD_SET_HBUF_DATA, - tmp, 8)) - return false; - } - - return intel_sdvo_set_value(intel_sdvo, - SDVO_CMD_SET_HBUF_TXRATE, - &tx_rate, 1); -} - -static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo *intel_sdvo, - const struct drm_display_mode *adjusted_mode) -{ - struct dip_infoframe avi_if = { - .type = DIP_TYPE_AVI, - .ver = DIP_VERSION_AVI, - .len = DIP_LEN_AVI, - }; - uint8_t sdvo_data[4 + sizeof(avi_if.body.avi)]; - struct intel_crtc *intel_crtc = to_intel_crtc(intel_sdvo->base.base.crtc); - - if (intel_sdvo->rgb_quant_range_selectable) { - if (intel_crtc->config.limited_color_range) - avi_if.body.avi.ITC_EC_Q_SC |= DIP_AVI_RGB_QUANT_RANGE_LIMITED; - else - avi_if.body.avi.ITC_EC_Q_SC |= DIP_AVI_RGB_QUANT_RANGE_FULL; - } - - avi_if.body.avi.VIC = drm_match_cea_mode(adjusted_mode); - - intel_dip_infoframe_csum(&avi_if); - - /* sdvo spec says that the ecc is handled by the hw, and it looks like - * we must not send the ecc field, either. */ - memcpy(sdvo_data, &avi_if, 3); - sdvo_data[3] = avi_if.checksum; - memcpy(&sdvo_data[4], &avi_if.body, sizeof(avi_if.body.avi)); - - return intel_sdvo_write_infoframe(intel_sdvo, SDVO_HBUF_INDEX_AVI_IF, - SDVO_HBUF_TX_VSYNC, - sdvo_data, sizeof(sdvo_data)); -} - -static bool intel_sdvo_set_tv_format(struct intel_sdvo *intel_sdvo) -{ - struct intel_sdvo_tv_format format; - uint32_t format_map; - - format_map = 1 << 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 intel_sdvo_set_value(intel_sdvo, - SDVO_CMD_SET_TV_FORMAT, - &format, sizeof(format)); -} - -static bool -intel_sdvo_set_output_timings_from_mode(struct intel_sdvo *intel_sdvo, - const struct drm_display_mode *mode) -{ - struct intel_sdvo_dtd output_dtd; - - if (!intel_sdvo_set_target_output(intel_sdvo, - intel_sdvo->attached_output)) - return false; - - intel_sdvo_get_dtd_from_mode(&output_dtd, mode); - if (!intel_sdvo_set_output_timing(intel_sdvo, &output_dtd)) - return false; - - return true; -} - -/* Asks the sdvo controller for the preferred input mode given the output mode. - * Unfortunately we have to set up the full output mode to do that. */ -static bool -intel_sdvo_get_preferred_input_mode(struct intel_sdvo *intel_sdvo, - const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) -{ - struct intel_sdvo_dtd input_dtd; - - /* Reset the input timing to the screen. Assume always input 0. */ - if (!intel_sdvo_set_target_input(intel_sdvo)) - return false; - - if (!intel_sdvo_create_preferred_input_timing(intel_sdvo, - mode->clock / 10, - mode->hdisplay, - mode->vdisplay)) - return false; - - if (!intel_sdvo_get_preferred_input_timing(intel_sdvo, - &input_dtd)) - return false; - - intel_sdvo_get_mode_from_dtd(adjusted_mode, &input_dtd); - intel_sdvo->dtd_sdvo_flags = input_dtd.part2.sdvo_flags; - - return true; -} - -static void i9xx_adjust_sdvo_tv_clock(struct intel_crtc_config *pipe_config) -{ - unsigned dotclock = pipe_config->adjusted_mode.clock; - struct dpll *clock = &pipe_config->dpll; - - /* SDVO TV has fixed PLL values depend on its clock range, - this mirrors vbios setting. */ - if (dotclock >= 100000 && dotclock < 140500) { - clock->p1 = 2; - clock->p2 = 10; - clock->n = 3; - clock->m1 = 16; - clock->m2 = 8; - } else if (dotclock >= 140500 && dotclock <= 200000) { - clock->p1 = 1; - clock->p2 = 10; - clock->n = 6; - clock->m1 = 12; - clock->m2 = 8; - } else { - WARN(1, "SDVO TV clock out of range: %i\n", dotclock); - } - - pipe_config->clock_set = true; -} - -static bool intel_sdvo_compute_config(struct intel_encoder *encoder, - struct intel_crtc_config *pipe_config) -{ - struct intel_sdvo *intel_sdvo = to_intel_sdvo(&encoder->base); - struct drm_display_mode *adjusted_mode = &pipe_config->adjusted_mode; - struct drm_display_mode *mode = &pipe_config->requested_mode; - - DRM_DEBUG_KMS("forcing bpc to 8 for SDVO\n"); - pipe_config->pipe_bpp = 8*3; - - if (HAS_PCH_SPLIT(encoder->base.dev)) - pipe_config->has_pch_encoder = true; - - /* 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 (intel_sdvo->is_tv) { - if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo, mode)) - return false; - - (void) intel_sdvo_get_preferred_input_mode(intel_sdvo, - mode, - adjusted_mode); - pipe_config->sdvo_tv_clock = true; - } else if (intel_sdvo->is_lvds) { - if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo, - intel_sdvo->sdvo_lvds_fixed_mode)) - return false; - - (void) intel_sdvo_get_preferred_input_mode(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. - */ - pipe_config->pixel_multiplier = - intel_sdvo_get_pixel_multiplier(adjusted_mode); - adjusted_mode->clock *= pipe_config->pixel_multiplier; - - if (intel_sdvo->color_range_auto) { - /* See CEA-861-E - 5.1 Default Encoding Parameters */ - /* FIXME: This bit is only valid when using TMDS encoding and 8 - * bit per color mode. */ - if (intel_sdvo->has_hdmi_monitor && - drm_match_cea_mode(adjusted_mode) > 1) - intel_sdvo->color_range = HDMI_COLOR_RANGE_16_235; - else - intel_sdvo->color_range = 0; - } - - if (intel_sdvo->color_range) - pipe_config->limited_color_range = true; - - /* Clock computation needs to happen after pixel multiplier. */ - if (intel_sdvo->is_tv) - i9xx_adjust_sdvo_tv_clock(pipe_config); - - return true; -} - -static void intel_sdvo_mode_set(struct intel_encoder *intel_encoder) -{ - struct drm_device *dev = intel_encoder->base.dev; - struct drm_i915_private *dev_priv = dev->dev_private; - struct drm_crtc *crtc = intel_encoder->base.crtc; - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - struct drm_display_mode *adjusted_mode = - &intel_crtc->config.adjusted_mode; - struct drm_display_mode *mode = &intel_crtc->config.requested_mode; - struct intel_sdvo *intel_sdvo = to_intel_sdvo(&intel_encoder->base); - u32 sdvox; - struct intel_sdvo_in_out_map in_out; - struct intel_sdvo_dtd input_dtd, output_dtd; - int rate; - - 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 = intel_sdvo->attached_output; - in_out.in1 = 0; - - intel_sdvo_set_value(intel_sdvo, - SDVO_CMD_SET_IN_OUT_MAP, - &in_out, sizeof(in_out)); - - /* Set the output timings to the screen */ - if (!intel_sdvo_set_target_output(intel_sdvo, - intel_sdvo->attached_output)) - return; - - /* lvds has a special fixed output timing. */ - if (intel_sdvo->is_lvds) - intel_sdvo_get_dtd_from_mode(&output_dtd, - intel_sdvo->sdvo_lvds_fixed_mode); - else - intel_sdvo_get_dtd_from_mode(&output_dtd, mode); - if (!intel_sdvo_set_output_timing(intel_sdvo, &output_dtd)) - DRM_INFO("Setting output timings on %s failed\n", - SDVO_NAME(intel_sdvo)); - - /* Set the input timing to the screen. Assume always input 0. */ - if (!intel_sdvo_set_target_input(intel_sdvo)) - return; - - if (intel_sdvo->has_hdmi_monitor) { - intel_sdvo_set_encode(intel_sdvo, SDVO_ENCODE_HDMI); - intel_sdvo_set_colorimetry(intel_sdvo, - SDVO_COLORIMETRY_RGB256); - intel_sdvo_set_avi_infoframe(intel_sdvo, adjusted_mode); - } else - intel_sdvo_set_encode(intel_sdvo, SDVO_ENCODE_DVI); - - if (intel_sdvo->is_tv && - !intel_sdvo_set_tv_format(intel_sdvo)) - return; - - /* We have tried to get input timing in mode_fixup, and filled into - * adjusted_mode. - */ - intel_sdvo_get_dtd_from_mode(&input_dtd, adjusted_mode); - if (intel_sdvo->is_tv || intel_sdvo->is_lvds) - input_dtd.part2.sdvo_flags = intel_sdvo->dtd_sdvo_flags; - if (!intel_sdvo_set_input_timing(intel_sdvo, &input_dtd)) - DRM_INFO("Setting input timings on %s failed\n", - SDVO_NAME(intel_sdvo)); - - switch (intel_crtc->config.pixel_multiplier) { - default: - WARN(1, "unknown pixel mutlipler specified\n"); - 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 (!intel_sdvo_set_clock_rate_mult(intel_sdvo, rate)) - return; - - /* Set the SDVO control regs. */ - if (INTEL_INFO(dev)->gen >= 4) { - /* The real mode polarity is set by the SDVO commands, using - * struct intel_sdvo_dtd. */ - sdvox = SDVO_VSYNC_ACTIVE_HIGH | SDVO_HSYNC_ACTIVE_HIGH; - if (!HAS_PCH_SPLIT(dev) && intel_sdvo->is_hdmi) - sdvox |= intel_sdvo->color_range; - if (INTEL_INFO(dev)->gen < 5) - sdvox |= SDVO_BORDER_ENABLE; - } else { - sdvox = I915_READ(intel_sdvo->sdvo_reg); - switch (intel_sdvo->sdvo_reg) { - case GEN3_SDVOB: - sdvox &= SDVOB_PRESERVE_MASK; - break; - case GEN3_SDVOC: - sdvox &= SDVOC_PRESERVE_MASK; - break; - } - sdvox |= (9 << 19) | SDVO_BORDER_ENABLE; - } - - if (INTEL_PCH_TYPE(dev) >= PCH_CPT) - sdvox |= SDVO_PIPE_SEL_CPT(intel_crtc->pipe); - else - sdvox |= SDVO_PIPE_SEL(intel_crtc->pipe); - - if (intel_sdvo->has_hdmi_audio) - sdvox |= SDVO_AUDIO_ENABLE; - - if (INTEL_INFO(dev)->gen >= 4) { - /* done in crtc_mode_set as the dpll_md reg must be written early */ - } else if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev)) { - /* done in crtc_mode_set as it lives inside the dpll register */ - } else { - sdvox |= (intel_crtc->config.pixel_multiplier - 1) - << SDVO_PORT_MULTIPLY_SHIFT; - } - - if (input_dtd.part2.sdvo_flags & SDVO_NEED_TO_STALL && - INTEL_INFO(dev)->gen < 5) - sdvox |= SDVO_STALL_SELECT; - intel_sdvo_write_sdvox(intel_sdvo, sdvox); -} - -static bool intel_sdvo_connector_get_hw_state(struct intel_connector *connector) -{ - struct intel_sdvo_connector *intel_sdvo_connector = - to_intel_sdvo_connector(&connector->base); - struct intel_sdvo *intel_sdvo = intel_attached_sdvo(&connector->base); - u16 active_outputs = 0; - - intel_sdvo_get_active_outputs(intel_sdvo, &active_outputs); - - if (active_outputs & intel_sdvo_connector->output_flag) - return true; - else - return false; -} - -static bool intel_sdvo_get_hw_state(struct intel_encoder *encoder, - enum pipe *pipe) -{ - struct drm_device *dev = encoder->base.dev; - struct drm_i915_private *dev_priv = dev->dev_private; - struct intel_sdvo *intel_sdvo = to_intel_sdvo(&encoder->base); - u16 active_outputs = 0; - u32 tmp; - - tmp = I915_READ(intel_sdvo->sdvo_reg); - intel_sdvo_get_active_outputs(intel_sdvo, &active_outputs); - - if (!(tmp & SDVO_ENABLE) && (active_outputs == 0)) - return false; - - if (HAS_PCH_CPT(dev)) - *pipe = PORT_TO_PIPE_CPT(tmp); - else - *pipe = PORT_TO_PIPE(tmp); - - return true; -} - -static void intel_sdvo_get_config(struct intel_encoder *encoder, - struct intel_crtc_config *pipe_config) -{ - struct drm_device *dev = encoder->base.dev; - struct drm_i915_private *dev_priv = dev->dev_private; - struct intel_sdvo *intel_sdvo = to_intel_sdvo(&encoder->base); - struct intel_sdvo_dtd dtd; - int encoder_pixel_multiplier = 0; - u32 flags = 0, sdvox; - u8 val; - bool ret; - - ret = intel_sdvo_get_input_timing(intel_sdvo, &dtd); - if (!ret) { - /* Some sdvo encoders are not spec compliant and don't - * implement the mandatory get_timings function. */ - DRM_DEBUG_DRIVER("failed to retrieve SDVO DTD\n"); - pipe_config->quirks |= PIPE_CONFIG_QUIRK_MODE_SYNC_FLAGS; - } else { - if (dtd.part2.dtd_flags & DTD_FLAG_HSYNC_POSITIVE) - flags |= DRM_MODE_FLAG_PHSYNC; - else - flags |= DRM_MODE_FLAG_NHSYNC; - - if (dtd.part2.dtd_flags & DTD_FLAG_VSYNC_POSITIVE) - flags |= DRM_MODE_FLAG_PVSYNC; - else - flags |= DRM_MODE_FLAG_NVSYNC; - } - - pipe_config->adjusted_mode.flags |= flags; - - /* - * pixel multiplier readout is tricky: Only on i915g/gm it is stored in - * the sdvo port register, on all other platforms it is part of the dpll - * state. Since the general pipe state readout happens before the - * encoder->get_config we so already have a valid pixel multplier on all - * other platfroms. - */ - if (IS_I915G(dev) || IS_I915GM(dev)) { - sdvox = I915_READ(intel_sdvo->sdvo_reg); - pipe_config->pixel_multiplier = - ((sdvox & SDVO_PORT_MULTIPLY_MASK) - >> SDVO_PORT_MULTIPLY_SHIFT) + 1; - } - - /* Cross check the port pixel multiplier with the sdvo encoder state. */ - intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_CLOCK_RATE_MULT, &val, 1); - switch (val) { - case SDVO_CLOCK_RATE_MULT_1X: - encoder_pixel_multiplier = 1; - break; - case SDVO_CLOCK_RATE_MULT_2X: - encoder_pixel_multiplier = 2; - break; - case SDVO_CLOCK_RATE_MULT_4X: - encoder_pixel_multiplier = 4; - break; - } - - if(HAS_PCH_SPLIT(dev)) - return; /* no pixel multiplier readout support yet */ - - WARN(encoder_pixel_multiplier != pipe_config->pixel_multiplier, - "SDVO pixel multiplier mismatch, port: %i, encoder: %i\n", - pipe_config->pixel_multiplier, encoder_pixel_multiplier); -} - -static void intel_disable_sdvo(struct intel_encoder *encoder) -{ - struct drm_i915_private *dev_priv = encoder->base.dev->dev_private; - struct intel_sdvo *intel_sdvo = to_intel_sdvo(&encoder->base); - u32 temp; - - intel_sdvo_set_active_outputs(intel_sdvo, 0); - if (0) - intel_sdvo_set_encoder_power_state(intel_sdvo, - DRM_MODE_DPMS_OFF); - - temp = I915_READ(intel_sdvo->sdvo_reg); - if ((temp & SDVO_ENABLE) != 0) { - /* HW workaround for IBX, we need to move the port to - * transcoder A before disabling it. */ - if (HAS_PCH_IBX(encoder->base.dev)) { - struct drm_crtc *crtc = encoder->base.crtc; - int pipe = crtc ? to_intel_crtc(crtc)->pipe : -1; - - if (temp & SDVO_PIPE_B_SELECT) { - temp &= ~SDVO_PIPE_B_SELECT; - I915_WRITE(intel_sdvo->sdvo_reg, temp); - POSTING_READ(intel_sdvo->sdvo_reg); - - /* Again we need to write this twice. */ - I915_WRITE(intel_sdvo->sdvo_reg, temp); - POSTING_READ(intel_sdvo->sdvo_reg); - - /* Transcoder selection bits only update - * effectively on vblank. */ - if (crtc) - intel_wait_for_vblank(encoder->base.dev, pipe); - else - msleep(50); - } - } - - intel_sdvo_write_sdvox(intel_sdvo, temp & ~SDVO_ENABLE); - } -} - -static void intel_enable_sdvo(struct intel_encoder *encoder) -{ - struct drm_device *dev = encoder->base.dev; - struct drm_i915_private *dev_priv = dev->dev_private; - struct intel_sdvo *intel_sdvo = to_intel_sdvo(&encoder->base); - struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc); - u32 temp; - bool input1, input2; - int i; - u8 status; - - temp = I915_READ(intel_sdvo->sdvo_reg); - if ((temp & SDVO_ENABLE) == 0) { - /* HW workaround for IBX, we need to move the port - * to transcoder A before disabling it, so restore it here. */ - if (HAS_PCH_IBX(dev)) - temp |= SDVO_PIPE_SEL(intel_crtc->pipe); - - intel_sdvo_write_sdvox(intel_sdvo, temp | SDVO_ENABLE); - } - for (i = 0; i < 2; i++) - intel_wait_for_vblank(dev, intel_crtc->pipe); - - status = intel_sdvo_get_trained_inputs(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(intel_sdvo)); - } - - if (0) - intel_sdvo_set_encoder_power_state(intel_sdvo, - DRM_MODE_DPMS_ON); - intel_sdvo_set_active_outputs(intel_sdvo, intel_sdvo->attached_output); -} - -/* Special dpms function to support cloning between dvo/sdvo/crt. */ -static void intel_sdvo_dpms(struct drm_connector *connector, int mode) -{ - struct drm_crtc *crtc; - struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector); - - /* dvo supports only 2 dpms states. */ - if (mode != DRM_MODE_DPMS_ON) - mode = DRM_MODE_DPMS_OFF; - - if (mode == connector->dpms) - return; - - connector->dpms = mode; - - /* Only need to change hw state when actually enabled */ - crtc = intel_sdvo->base.base.crtc; - if (!crtc) { - intel_sdvo->base.connectors_active = false; - return; - } - - /* We set active outputs manually below in case pipe dpms doesn't change - * due to cloning. */ - if (mode != DRM_MODE_DPMS_ON) { - intel_sdvo_set_active_outputs(intel_sdvo, 0); - if (0) - intel_sdvo_set_encoder_power_state(intel_sdvo, mode); - - intel_sdvo->base.connectors_active = false; - - intel_crtc_update_dpms(crtc); - } else { - intel_sdvo->base.connectors_active = true; - - intel_crtc_update_dpms(crtc); - - if (0) - intel_sdvo_set_encoder_power_state(intel_sdvo, mode); - intel_sdvo_set_active_outputs(intel_sdvo, intel_sdvo->attached_output); - } - - intel_modeset_check_state(connector->dev); -} - -static int intel_sdvo_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) -{ - struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector); - - if (mode->flags & DRM_MODE_FLAG_DBLSCAN) - return MODE_NO_DBLESCAN; - - if (intel_sdvo->pixel_clock_min > mode->clock) - return MODE_CLOCK_LOW; - - if (intel_sdvo->pixel_clock_max < mode->clock) - return MODE_CLOCK_HIGH; - - if (intel_sdvo->is_lvds) { - if (mode->hdisplay > intel_sdvo->sdvo_lvds_fixed_mode->hdisplay) - return MODE_PANEL; - - if (mode->vdisplay > intel_sdvo->sdvo_lvds_fixed_mode->vdisplay) - return MODE_PANEL; - } - - return MODE_OK; -} - -static bool intel_sdvo_get_capabilities(struct intel_sdvo *intel_sdvo, struct intel_sdvo_caps *caps) -{ - BUILD_BUG_ON(sizeof(*caps) != 8); - if (!intel_sdvo_get_value(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; -} - -static uint16_t intel_sdvo_get_hotplug_support(struct intel_sdvo *intel_sdvo) -{ - struct drm_device *dev = intel_sdvo->base.base.dev; - uint16_t hotplug; - - /* HW Erratum: SDVO Hotplug is broken on all i945G chips, there's noise - * on the line. */ - if (IS_I945G(dev) || IS_I945GM(dev)) - return 0; - - if (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_HOT_PLUG_SUPPORT, - &hotplug, sizeof(hotplug))) - return 0; - - return hotplug; -} - -static void intel_sdvo_enable_hotplug(struct intel_encoder *encoder) -{ - struct intel_sdvo *intel_sdvo = to_intel_sdvo(&encoder->base); - - intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_ACTIVE_HOT_PLUG, - &intel_sdvo->hotplug_active, 2); -} - -static bool -intel_sdvo_multifunc_encoder(struct intel_sdvo *intel_sdvo) -{ - /* Is there more than one type of output? */ - return hweight16(intel_sdvo->caps.output_flags) > 1; -} - -static struct edid * -intel_sdvo_get_edid(struct drm_connector *connector) -{ - struct 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 * -intel_sdvo_get_analog_edid(struct drm_connector *connector) -{ - struct drm_i915_private *dev_priv = connector->dev->dev_private; - - return drm_get_edid(connector, - intel_gmbus_get_adapter(dev_priv, - dev_priv->vbt.crt_ddc_pin)); -} - -static enum drm_connector_status -intel_sdvo_tmds_sink_detect(struct drm_connector *connector) -{ - struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector); - enum drm_connector_status status; - struct edid *edid; - - edid = intel_sdvo_get_edid(connector); - - if (edid == NULL && intel_sdvo_multifunc_encoder(intel_sdvo)) { - u8 ddc, saved_ddc = 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 = intel_sdvo->ddc_bus >> 1; ddc > 1; ddc >>= 1) { - intel_sdvo->ddc_bus = ddc; - edid = 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) - 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 = 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 (intel_sdvo->is_hdmi) { - intel_sdvo->has_hdmi_monitor = drm_detect_hdmi_monitor(edid); - intel_sdvo->has_hdmi_audio = drm_detect_monitor_audio(edid); - intel_sdvo->rgb_quant_range_selectable = - drm_rgb_quant_range_selectable(edid); - } - } else - status = connector_status_disconnected; - kfree(edid); - } - - if (status == connector_status_connected) { - struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector); - if (intel_sdvo_connector->force_audio != HDMI_AUDIO_AUTO) - intel_sdvo->has_hdmi_audio = (intel_sdvo_connector->force_audio == HDMI_AUDIO_ON); - } - - return status; -} - -static bool -intel_sdvo_connector_matches_edid(struct intel_sdvo_connector *sdvo, - struct edid *edid) -{ - bool monitor_is_digital = !!(edid->input & DRM_EDID_INPUT_DIGITAL); - bool connector_is_digital = !!IS_DIGITAL(sdvo); - - DRM_DEBUG_KMS("connector_is_digital? %d, monitor_is_digital? %d\n", - connector_is_digital, monitor_is_digital); - return connector_is_digital == monitor_is_digital; -} - -static enum drm_connector_status -intel_sdvo_detect(struct drm_connector *connector, bool force) -{ - uint16_t response; - struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector); - struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector); - enum drm_connector_status ret; - - if (!intel_sdvo_get_value(intel_sdvo, - SDVO_CMD_GET_ATTACHED_DISPLAYS, - &response, 2)) - return connector_status_unknown; - - DRM_DEBUG_KMS("SDVO response %d %d [%x]\n", - response & 0xff, response >> 8, - intel_sdvo_connector->output_flag); - - if (response == 0) - return connector_status_disconnected; - - intel_sdvo->attached_output = response; - - intel_sdvo->has_hdmi_monitor = false; - intel_sdvo->has_hdmi_audio = false; - intel_sdvo->rgb_quant_range_selectable = false; - - if ((intel_sdvo_connector->output_flag & response) == 0) - ret = connector_status_disconnected; - else if (IS_TMDS(intel_sdvo_connector)) - ret = intel_sdvo_tmds_sink_detect(connector); - else { - struct edid *edid; - - /* if we have an edid check it matches the connection */ - edid = intel_sdvo_get_edid(connector); - if (edid == NULL) - edid = intel_sdvo_get_analog_edid(connector); - if (edid != NULL) { - if (intel_sdvo_connector_matches_edid(intel_sdvo_connector, - edid)) - ret = connector_status_connected; - else - ret = connector_status_disconnected; - - kfree(edid); - } else - ret = connector_status_connected; - } - - /* May update encoder flag for like clock for SDVO TV, etc.*/ - if (ret == connector_status_connected) { - intel_sdvo->is_tv = false; - intel_sdvo->is_lvds = false; - - if (response & SDVO_TV_MASK) - intel_sdvo->is_tv = true; - if (response & SDVO_LVDS_MASK) - intel_sdvo->is_lvds = intel_sdvo->sdvo_lvds_fixed_mode != NULL; - } - - return ret; -} - -static void intel_sdvo_get_ddc_modes(struct drm_connector *connector) -{ - struct edid *edid; - - /* set the bus switch and get the modes */ - edid = 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 = intel_sdvo_get_analog_edid(connector); - - if (edid != NULL) { - if (intel_sdvo_connector_matches_edid(to_intel_sdvo_connector(connector), - edid)) { - 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 intel_sdvo_get_tv_modes(struct drm_connector *connector) -{ - struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector); - struct 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 << intel_sdvo->tv_format_index; - memcpy(&tv_res, &format_map, - min(sizeof(format_map), sizeof(struct intel_sdvo_sdtv_resolution_request))); - - if (!intel_sdvo_set_target_output(intel_sdvo, intel_sdvo->attached_output)) - return; - - BUILD_BUG_ON(sizeof(tv_res) != 3); - if (!intel_sdvo_write_cmd(intel_sdvo, - SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT, - &tv_res, sizeof(tv_res))) - return; - if (!intel_sdvo_read_response(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 intel_sdvo_get_lvds_modes(struct drm_connector *connector) -{ - struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector); - struct drm_i915_private *dev_priv = connector->dev->dev_private; - struct drm_display_mode *newmode; - - /* - * Fetch modes from VBT. For SDVO prefer the VBT mode since some - * SDVO->LVDS transcoders can't cope with the EDID mode. - */ - if (dev_priv->vbt.sdvo_lvds_vbt_mode != NULL) { - newmode = drm_mode_duplicate(connector->dev, - dev_priv->vbt.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); - } - } - - /* - * Attempt to get the mode list from DDC. - * Assume that the preferred modes are - * arranged in priority order. - */ - intel_ddc_get_modes(connector, &intel_sdvo->ddc); - - list_for_each_entry(newmode, &connector->probed_modes, head) { - if (newmode->type & DRM_MODE_TYPE_PREFERRED) { - intel_sdvo->sdvo_lvds_fixed_mode = - drm_mode_duplicate(connector->dev, newmode); - - intel_sdvo->is_lvds = true; - break; - } - } - -} - -static int intel_sdvo_get_modes(struct drm_connector *connector) -{ - struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector); - - if (IS_TV(intel_sdvo_connector)) - intel_sdvo_get_tv_modes(connector); - else if (IS_LVDS(intel_sdvo_connector)) - intel_sdvo_get_lvds_modes(connector); - else - intel_sdvo_get_ddc_modes(connector); - - return !list_empty(&connector->probed_modes); -} - -static void -intel_sdvo_destroy_enhance_property(struct drm_connector *connector) -{ - struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector); - struct drm_device *dev = connector->dev; - - if (intel_sdvo_connector->left) - drm_property_destroy(dev, intel_sdvo_connector->left); - if (intel_sdvo_connector->right) - drm_property_destroy(dev, intel_sdvo_connector->right); - if (intel_sdvo_connector->top) - drm_property_destroy(dev, intel_sdvo_connector->top); - if (intel_sdvo_connector->bottom) - drm_property_destroy(dev, intel_sdvo_connector->bottom); - if (intel_sdvo_connector->hpos) - drm_property_destroy(dev, intel_sdvo_connector->hpos); - if (intel_sdvo_connector->vpos) - drm_property_destroy(dev, intel_sdvo_connector->vpos); - if (intel_sdvo_connector->saturation) - drm_property_destroy(dev, intel_sdvo_connector->saturation); - if (intel_sdvo_connector->contrast) - drm_property_destroy(dev, intel_sdvo_connector->contrast); - if (intel_sdvo_connector->hue) - drm_property_destroy(dev, intel_sdvo_connector->hue); - if (intel_sdvo_connector->sharpness) - drm_property_destroy(dev, intel_sdvo_connector->sharpness); - if (intel_sdvo_connector->flicker_filter) - drm_property_destroy(dev, intel_sdvo_connector->flicker_filter); - if (intel_sdvo_connector->flicker_filter_2d) - drm_property_destroy(dev, intel_sdvo_connector->flicker_filter_2d); - if (intel_sdvo_connector->flicker_filter_adaptive) - drm_property_destroy(dev, intel_sdvo_connector->flicker_filter_adaptive); - if (intel_sdvo_connector->tv_luma_filter) - drm_property_destroy(dev, intel_sdvo_connector->tv_luma_filter); - if (intel_sdvo_connector->tv_chroma_filter) - drm_property_destroy(dev, intel_sdvo_connector->tv_chroma_filter); - if (intel_sdvo_connector->dot_crawl) - drm_property_destroy(dev, intel_sdvo_connector->dot_crawl); - if (intel_sdvo_connector->brightness) - drm_property_destroy(dev, intel_sdvo_connector->brightness); -} - -static void intel_sdvo_destroy(struct drm_connector *connector) -{ - struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector); - - if (intel_sdvo_connector->tv_format) - drm_property_destroy(connector->dev, - intel_sdvo_connector->tv_format); - - intel_sdvo_destroy_enhance_property(connector); - drm_sysfs_connector_remove(connector); - drm_connector_cleanup(connector); - kfree(intel_sdvo_connector); -} - -static bool intel_sdvo_detect_hdmi_audio(struct drm_connector *connector) -{ - struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector); - struct edid *edid; - bool has_audio = false; - - if (!intel_sdvo->is_hdmi) - return false; - - edid = intel_sdvo_get_edid(connector); - if (edid != NULL && edid->input & DRM_EDID_INPUT_DIGITAL) - has_audio = drm_detect_monitor_audio(edid); - kfree(edid); - - return has_audio; -} - -static int -intel_sdvo_set_property(struct drm_connector *connector, - struct drm_property *property, - uint64_t val) -{ - struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector); - struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector); - struct drm_i915_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 == intel_sdvo_connector->force_audio) - return 0; - - intel_sdvo_connector->force_audio = i; - - if (i == HDMI_AUDIO_AUTO) - has_audio = intel_sdvo_detect_hdmi_audio(connector); - else - has_audio = (i == HDMI_AUDIO_ON); - - if (has_audio == intel_sdvo->has_hdmi_audio) - return 0; - - intel_sdvo->has_hdmi_audio = has_audio; - goto done; - } - - if (property == dev_priv->broadcast_rgb_property) { - bool old_auto = intel_sdvo->color_range_auto; - uint32_t old_range = intel_sdvo->color_range; - - switch (val) { - case INTEL_BROADCAST_RGB_AUTO: - intel_sdvo->color_range_auto = true; - break; - case INTEL_BROADCAST_RGB_FULL: - intel_sdvo->color_range_auto = false; - intel_sdvo->color_range = 0; - break; - case INTEL_BROADCAST_RGB_LIMITED: - intel_sdvo->color_range_auto = false; - /* FIXME: this bit is only valid when using TMDS - * encoding and 8 bit per color mode. */ - intel_sdvo->color_range = HDMI_COLOR_RANGE_16_235; - break; - default: - return -EINVAL; - } - - if (old_auto == intel_sdvo->color_range_auto && - old_range == intel_sdvo->color_range) - return 0; - - goto done; - } - -#define CHECK_PROPERTY(name, NAME) \ - if (intel_sdvo_connector->name == property) { \ - if (intel_sdvo_connector->cur_##name == temp_value) return 0; \ - if (intel_sdvo_connector->max_##name < temp_value) return -EINVAL; \ - cmd = SDVO_CMD_SET_##NAME; \ - intel_sdvo_connector->cur_##name = temp_value; \ - goto set_value; \ - } - - if (property == intel_sdvo_connector->tv_format) { - if (val >= TV_FORMAT_NUM) - return -EINVAL; - - if (intel_sdvo->tv_format_index == - intel_sdvo_connector->tv_format_supported[val]) - return 0; - - intel_sdvo->tv_format_index = intel_sdvo_connector->tv_format_supported[val]; - goto done; - } else if (IS_TV_OR_LVDS(intel_sdvo_connector)) { - temp_value = val; - if (intel_sdvo_connector->left == property) { - drm_object_property_set_value(&connector->base, - intel_sdvo_connector->right, val); - if (intel_sdvo_connector->left_margin == temp_value) - return 0; - - intel_sdvo_connector->left_margin = temp_value; - intel_sdvo_connector->right_margin = temp_value; - temp_value = intel_sdvo_connector->max_hscan - - intel_sdvo_connector->left_margin; - cmd = SDVO_CMD_SET_OVERSCAN_H; - goto set_value; - } else if (intel_sdvo_connector->right == property) { - drm_object_property_set_value(&connector->base, - intel_sdvo_connector->left, val); - if (intel_sdvo_connector->right_margin == temp_value) - return 0; - - intel_sdvo_connector->left_margin = temp_value; - intel_sdvo_connector->right_margin = temp_value; - temp_value = intel_sdvo_connector->max_hscan - - intel_sdvo_connector->left_margin; - cmd = SDVO_CMD_SET_OVERSCAN_H; - goto set_value; - } else if (intel_sdvo_connector->top == property) { - drm_object_property_set_value(&connector->base, - intel_sdvo_connector->bottom, val); - if (intel_sdvo_connector->top_margin == temp_value) - return 0; - - intel_sdvo_connector->top_margin = temp_value; - intel_sdvo_connector->bottom_margin = temp_value; - temp_value = intel_sdvo_connector->max_vscan - - intel_sdvo_connector->top_margin; - cmd = SDVO_CMD_SET_OVERSCAN_V; - goto set_value; - } else if (intel_sdvo_connector->bottom == property) { - drm_object_property_set_value(&connector->base, - intel_sdvo_connector->top, val); - if (intel_sdvo_connector->bottom_margin == temp_value) - return 0; - - intel_sdvo_connector->top_margin = temp_value; - intel_sdvo_connector->bottom_margin = temp_value; - temp_value = intel_sdvo_connector->max_vscan - - 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 (!intel_sdvo_set_value(intel_sdvo, cmd, &temp_value, 2)) - return -EIO; - - -done: - if (intel_sdvo->base.base.crtc) - intel_crtc_restore_mode(intel_sdvo->base.base.crtc); - - return 0; -#undef CHECK_PROPERTY -} - -static const struct drm_connector_funcs intel_sdvo_connector_funcs = { - .dpms = intel_sdvo_dpms, - .detect = intel_sdvo_detect, - .fill_modes = drm_helper_probe_single_connector_modes, - .set_property = intel_sdvo_set_property, - .destroy = intel_sdvo_destroy, -}; - -static const struct drm_connector_helper_funcs intel_sdvo_connector_helper_funcs = { - .get_modes = intel_sdvo_get_modes, - .mode_valid = intel_sdvo_mode_valid, - .best_encoder = intel_best_encoder, -}; - -static void intel_sdvo_enc_destroy(struct drm_encoder *encoder) -{ - struct intel_sdvo *intel_sdvo = to_intel_sdvo(encoder); - - if (intel_sdvo->sdvo_lvds_fixed_mode != NULL) - drm_mode_destroy(encoder->dev, - intel_sdvo->sdvo_lvds_fixed_mode); - - i2c_del_adapter(&intel_sdvo->ddc); - intel_encoder_destroy(encoder); -} - -static const struct drm_encoder_funcs intel_sdvo_enc_funcs = { - .destroy = intel_sdvo_enc_destroy, -}; - -static void -intel_sdvo_guess_ddc_bus(struct intel_sdvo *sdvo) -{ - 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; -} - -/** - * 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 -intel_sdvo_select_ddc_bus(struct drm_i915_private *dev_priv, - struct intel_sdvo *sdvo, u32 reg) -{ - struct sdvo_device_mapping *mapping; - - if (sdvo->is_sdvob) - 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 - intel_sdvo_guess_ddc_bus(sdvo); -} - -static void -intel_sdvo_select_i2c_bus(struct drm_i915_private *dev_priv, - struct intel_sdvo *sdvo, u32 reg) -{ - struct sdvo_device_mapping *mapping; - u8 pin; - - if (sdvo->is_sdvob) - mapping = &dev_priv->sdvo_mappings[0]; - else - mapping = &dev_priv->sdvo_mappings[1]; - - if (mapping->initialized && intel_gmbus_is_port_valid(mapping->i2c_pin)) - pin = mapping->i2c_pin; - else - pin = GMBUS_PORT_DPB; - - sdvo->i2c = intel_gmbus_get_adapter(dev_priv, pin); - - /* With gmbus we should be able to drive sdvo i2c at 2MHz, but somehow - * our code totally fails once we start using gmbus. Hence fall back to - * bit banging for now. */ - intel_gmbus_force_bit(sdvo->i2c, true); -} - -/* undo any changes intel_sdvo_select_i2c_bus() did to sdvo->i2c */ -static void -intel_sdvo_unselect_i2c_bus(struct intel_sdvo *sdvo) -{ - intel_gmbus_force_bit(sdvo->i2c, false); -} - -static bool -intel_sdvo_is_hdmi_connector(struct intel_sdvo *intel_sdvo, int device) -{ - return intel_sdvo_check_supp_encode(intel_sdvo); -} - -static u8 -intel_sdvo_get_slave_addr(struct drm_device *dev, struct intel_sdvo *sdvo) -{ - struct drm_i915_private *dev_priv = dev->dev_private; - struct sdvo_device_mapping *my_mapping, *other_mapping; - - if (sdvo->is_sdvob) { - 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 (sdvo->is_sdvob) - return 0x70; - else - return 0x72; -} - -static void -intel_sdvo_connector_init(struct intel_sdvo_connector *connector, - struct intel_sdvo *encoder) -{ - drm_connector_init(encoder->base.base.dev, - &connector->base.base, - &intel_sdvo_connector_funcs, - connector->base.base.connector_type); - - drm_connector_helper_add(&connector->base.base, - &intel_sdvo_connector_helper_funcs); - - connector->base.base.interlace_allowed = 1; - connector->base.base.doublescan_allowed = 0; - connector->base.base.display_info.subpixel_order = SubPixelHorizontalRGB; - connector->base.get_hw_state = intel_sdvo_connector_get_hw_state; - - intel_connector_attach_encoder(&connector->base, &encoder->base); - drm_sysfs_connector_add(&connector->base.base); -} - -static void -intel_sdvo_add_hdmi_properties(struct intel_sdvo *intel_sdvo, - struct intel_sdvo_connector *connector) -{ - struct drm_device *dev = connector->base.base.dev; - - intel_attach_force_audio_property(&connector->base.base); - if (INTEL_INFO(dev)->gen >= 4 && IS_MOBILE(dev)) { - intel_attach_broadcast_rgb_property(&connector->base.base); - intel_sdvo->color_range_auto = true; - } -} - -static bool -intel_sdvo_dvi_init(struct intel_sdvo *intel_sdvo, int device) -{ - struct drm_encoder *encoder = &intel_sdvo->base.base; - struct drm_connector *connector; - struct intel_encoder *intel_encoder = to_intel_encoder(encoder); - struct intel_connector *intel_connector; - struct intel_sdvo_connector *intel_sdvo_connector; - - intel_sdvo_connector = kzalloc(sizeof(struct intel_sdvo_connector), GFP_KERNEL); - if (!intel_sdvo_connector) - return false; - - if (device == 0) { - intel_sdvo->controlled_output |= SDVO_OUTPUT_TMDS0; - intel_sdvo_connector->output_flag = SDVO_OUTPUT_TMDS0; - } else if (device == 1) { - intel_sdvo->controlled_output |= SDVO_OUTPUT_TMDS1; - intel_sdvo_connector->output_flag = SDVO_OUTPUT_TMDS1; - } - - intel_connector = &intel_sdvo_connector->base; - connector = &intel_connector->base; - if (intel_sdvo_get_hotplug_support(intel_sdvo) & - intel_sdvo_connector->output_flag) { - intel_sdvo->hotplug_active |= intel_sdvo_connector->output_flag; - /* Some SDVO devices have one-shot hotplug interrupts. - * Ensure that they get re-enabled when an interrupt happens. - */ - intel_encoder->hot_plug = intel_sdvo_enable_hotplug; - intel_sdvo_enable_hotplug(intel_encoder); - } else { - intel_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 (intel_sdvo_is_hdmi_connector(intel_sdvo, device)) { - connector->connector_type = DRM_MODE_CONNECTOR_HDMIA; - intel_sdvo->is_hdmi = true; - } - - intel_sdvo_connector_init(intel_sdvo_connector, intel_sdvo); - if (intel_sdvo->is_hdmi) - intel_sdvo_add_hdmi_properties(intel_sdvo, intel_sdvo_connector); - - return true; -} - -static bool -intel_sdvo_tv_init(struct intel_sdvo *intel_sdvo, int type) -{ - struct drm_encoder *encoder = &intel_sdvo->base.base; - struct drm_connector *connector; - struct intel_connector *intel_connector; - struct intel_sdvo_connector *intel_sdvo_connector; - - intel_sdvo_connector = kzalloc(sizeof(struct intel_sdvo_connector), GFP_KERNEL); - if (!intel_sdvo_connector) - return false; - - intel_connector = &intel_sdvo_connector->base; - connector = &intel_connector->base; - encoder->encoder_type = DRM_MODE_ENCODER_TVDAC; - connector->connector_type = DRM_MODE_CONNECTOR_SVIDEO; - - intel_sdvo->controlled_output |= type; - intel_sdvo_connector->output_flag = type; - - intel_sdvo->is_tv = true; - - intel_sdvo_connector_init(intel_sdvo_connector, intel_sdvo); - - if (!intel_sdvo_tv_create_property(intel_sdvo, intel_sdvo_connector, type)) - goto err; - - if (!intel_sdvo_create_enhance_property(intel_sdvo, intel_sdvo_connector)) - goto err; - - return true; - -err: - intel_sdvo_destroy(connector); - return false; -} - -static bool -intel_sdvo_analog_init(struct intel_sdvo *intel_sdvo, int device) -{ - struct drm_encoder *encoder = &intel_sdvo->base.base; - struct drm_connector *connector; - struct intel_connector *intel_connector; - struct intel_sdvo_connector *intel_sdvo_connector; - - intel_sdvo_connector = kzalloc(sizeof(struct intel_sdvo_connector), GFP_KERNEL); - if (!intel_sdvo_connector) - return false; - - intel_connector = &intel_sdvo_connector->base; - connector = &intel_connector->base; - intel_connector->polled = DRM_CONNECTOR_POLL_CONNECT; - encoder->encoder_type = DRM_MODE_ENCODER_DAC; - connector->connector_type = DRM_MODE_CONNECTOR_VGA; - - if (device == 0) { - intel_sdvo->controlled_output |= SDVO_OUTPUT_RGB0; - intel_sdvo_connector->output_flag = SDVO_OUTPUT_RGB0; - } else if (device == 1) { - intel_sdvo->controlled_output |= SDVO_OUTPUT_RGB1; - intel_sdvo_connector->output_flag = SDVO_OUTPUT_RGB1; - } - - intel_sdvo_connector_init(intel_sdvo_connector, - intel_sdvo); - return true; -} - -static bool -intel_sdvo_lvds_init(struct intel_sdvo *intel_sdvo, int device) -{ - struct drm_encoder *encoder = &intel_sdvo->base.base; - struct drm_connector *connector; - struct intel_connector *intel_connector; - struct intel_sdvo_connector *intel_sdvo_connector; - - intel_sdvo_connector = kzalloc(sizeof(struct intel_sdvo_connector), GFP_KERNEL); - if (!intel_sdvo_connector) - return false; - - intel_connector = &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) { - intel_sdvo->controlled_output |= SDVO_OUTPUT_LVDS0; - intel_sdvo_connector->output_flag = SDVO_OUTPUT_LVDS0; - } else if (device == 1) { - intel_sdvo->controlled_output |= SDVO_OUTPUT_LVDS1; - intel_sdvo_connector->output_flag = SDVO_OUTPUT_LVDS1; - } - - intel_sdvo_connector_init(intel_sdvo_connector, intel_sdvo); - if (!intel_sdvo_create_enhance_property(intel_sdvo, intel_sdvo_connector)) - goto err; - - return true; - -err: - intel_sdvo_destroy(connector); - return false; -} - -static bool -intel_sdvo_output_setup(struct intel_sdvo *intel_sdvo, uint16_t flags) -{ - intel_sdvo->is_tv = false; - intel_sdvo->is_lvds = false; - - /* SDVO requires XXX1 function may not exist unless it has XXX0 function.*/ - - if (flags & SDVO_OUTPUT_TMDS0) - if (!intel_sdvo_dvi_init(intel_sdvo, 0)) - return false; - - if ((flags & SDVO_TMDS_MASK) == SDVO_TMDS_MASK) - if (!intel_sdvo_dvi_init(intel_sdvo, 1)) - return false; - - /* TV has no XXX1 function block */ - if (flags & SDVO_OUTPUT_SVID0) - if (!intel_sdvo_tv_init(intel_sdvo, SDVO_OUTPUT_SVID0)) - return false; - - if (flags & SDVO_OUTPUT_CVBS0) - if (!intel_sdvo_tv_init(intel_sdvo, SDVO_OUTPUT_CVBS0)) - return false; - - if (flags & SDVO_OUTPUT_YPRPB0) - if (!intel_sdvo_tv_init(intel_sdvo, SDVO_OUTPUT_YPRPB0)) - return false; - - if (flags & SDVO_OUTPUT_RGB0) - if (!intel_sdvo_analog_init(intel_sdvo, 0)) - return false; - - if ((flags & SDVO_RGB_MASK) == SDVO_RGB_MASK) - if (!intel_sdvo_analog_init(intel_sdvo, 1)) - return false; - - if (flags & SDVO_OUTPUT_LVDS0) - if (!intel_sdvo_lvds_init(intel_sdvo, 0)) - return false; - - if ((flags & SDVO_LVDS_MASK) == SDVO_LVDS_MASK) - if (!intel_sdvo_lvds_init(intel_sdvo, 1)) - return false; - - if ((flags & SDVO_OUTPUT_MASK) == 0) { - unsigned char bytes[2]; - - intel_sdvo->controlled_output = 0; - memcpy(bytes, &intel_sdvo->caps.output_flags, 2); - DRM_DEBUG_KMS("%s: Unknown SDVO output type (0x%02x%02x)\n", - SDVO_NAME(intel_sdvo), - bytes[0], bytes[1]); - return false; - } - intel_sdvo->base.crtc_mask = (1 << 0) | (1 << 1) | (1 << 2); - - return true; -} - -static void intel_sdvo_output_cleanup(struct intel_sdvo *intel_sdvo) -{ - struct drm_device *dev = intel_sdvo->base.base.dev; - struct drm_connector *connector, *tmp; - - list_for_each_entry_safe(connector, tmp, - &dev->mode_config.connector_list, head) { - if (intel_attached_encoder(connector) == &intel_sdvo->base) - intel_sdvo_destroy(connector); - } -} - -static bool intel_sdvo_tv_create_property(struct intel_sdvo *intel_sdvo, - struct intel_sdvo_connector *intel_sdvo_connector, - int type) -{ - struct drm_device *dev = intel_sdvo->base.base.dev; - struct intel_sdvo_tv_format format; - uint32_t format_map, i; - - if (!intel_sdvo_set_target_output(intel_sdvo, type)) - return false; - - BUILD_BUG_ON(sizeof(format) != 6); - if (!intel_sdvo_get_value(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; - - intel_sdvo_connector->format_supported_num = 0; - for (i = 0 ; i < TV_FORMAT_NUM; i++) - if (format_map & (1 << i)) - intel_sdvo_connector->tv_format_supported[intel_sdvo_connector->format_supported_num++] = i; - - - intel_sdvo_connector->tv_format = - drm_property_create(dev, DRM_MODE_PROP_ENUM, - "mode", intel_sdvo_connector->format_supported_num); - if (!intel_sdvo_connector->tv_format) - return false; - - for (i = 0; i < intel_sdvo_connector->format_supported_num; i++) - drm_property_add_enum( - intel_sdvo_connector->tv_format, i, - i, tv_format_names[intel_sdvo_connector->tv_format_supported[i]]); - - intel_sdvo->tv_format_index = intel_sdvo_connector->tv_format_supported[0]; - drm_object_attach_property(&intel_sdvo_connector->base.base.base, - intel_sdvo_connector->tv_format, 0); - return true; - -} - -#define ENHANCEMENT(name, NAME) do { \ - if (enhancements.name) { \ - if (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_MAX_##NAME, &data_value, 4) || \ - !intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_##NAME, &response, 2)) \ - return false; \ - intel_sdvo_connector->max_##name = data_value[0]; \ - intel_sdvo_connector->cur_##name = response; \ - intel_sdvo_connector->name = \ - drm_property_create_range(dev, 0, #name, 0, data_value[0]); \ - if (!intel_sdvo_connector->name) return false; \ - drm_object_attach_property(&connector->base, \ - intel_sdvo_connector->name, \ - 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 -intel_sdvo_create_enhance_property_tv(struct intel_sdvo *intel_sdvo, - struct intel_sdvo_connector *intel_sdvo_connector, - struct intel_sdvo_enhancements_reply enhancements) -{ - struct drm_device *dev = intel_sdvo->base.base.dev; - struct drm_connector *connector = &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 (!intel_sdvo_get_value(intel_sdvo, - SDVO_CMD_GET_MAX_OVERSCAN_H, - &data_value, 4)) - return false; - - if (!intel_sdvo_get_value(intel_sdvo, - SDVO_CMD_GET_OVERSCAN_H, - &response, 2)) - return false; - - intel_sdvo_connector->max_hscan = data_value[0]; - intel_sdvo_connector->left_margin = data_value[0] - response; - intel_sdvo_connector->right_margin = intel_sdvo_connector->left_margin; - intel_sdvo_connector->left = - drm_property_create_range(dev, 0, "left_margin", 0, data_value[0]); - if (!intel_sdvo_connector->left) - return false; - - drm_object_attach_property(&connector->base, - intel_sdvo_connector->left, - intel_sdvo_connector->left_margin); - - intel_sdvo_connector->right = - drm_property_create_range(dev, 0, "right_margin", 0, data_value[0]); - if (!intel_sdvo_connector->right) - return false; - - drm_object_attach_property(&connector->base, - intel_sdvo_connector->right, - 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 (!intel_sdvo_get_value(intel_sdvo, - SDVO_CMD_GET_MAX_OVERSCAN_V, - &data_value, 4)) - return false; - - if (!intel_sdvo_get_value(intel_sdvo, - SDVO_CMD_GET_OVERSCAN_V, - &response, 2)) - return false; - - intel_sdvo_connector->max_vscan = data_value[0]; - intel_sdvo_connector->top_margin = data_value[0] - response; - intel_sdvo_connector->bottom_margin = intel_sdvo_connector->top_margin; - intel_sdvo_connector->top = - drm_property_create_range(dev, 0, - "top_margin", 0, data_value[0]); - if (!intel_sdvo_connector->top) - return false; - - drm_object_attach_property(&connector->base, - intel_sdvo_connector->top, - intel_sdvo_connector->top_margin); - - intel_sdvo_connector->bottom = - drm_property_create_range(dev, 0, - "bottom_margin", 0, data_value[0]); - if (!intel_sdvo_connector->bottom) - return false; - - drm_object_attach_property(&connector->base, - intel_sdvo_connector->bottom, - 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 (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_DOT_CRAWL, &response, 2)) - return false; - - intel_sdvo_connector->max_dot_crawl = 1; - intel_sdvo_connector->cur_dot_crawl = response & 0x1; - intel_sdvo_connector->dot_crawl = - drm_property_create_range(dev, 0, "dot_crawl", 0, 1); - if (!intel_sdvo_connector->dot_crawl) - return false; - - drm_object_attach_property(&connector->base, - intel_sdvo_connector->dot_crawl, - intel_sdvo_connector->cur_dot_crawl); - DRM_DEBUG_KMS("dot crawl: current %d\n", response); - } - - return true; -} - -static bool -intel_sdvo_create_enhance_property_lvds(struct intel_sdvo *intel_sdvo, - struct intel_sdvo_connector *intel_sdvo_connector, - struct intel_sdvo_enhancements_reply enhancements) -{ - struct drm_device *dev = intel_sdvo->base.base.dev; - struct drm_connector *connector = &intel_sdvo_connector->base.base; - uint16_t response, data_value[2]; - - ENHANCEMENT(brightness, BRIGHTNESS); - - return true; -} -#undef ENHANCEMENT - -static bool intel_sdvo_create_enhance_property(struct intel_sdvo *intel_sdvo, - struct intel_sdvo_connector *intel_sdvo_connector) -{ - union { - struct intel_sdvo_enhancements_reply reply; - uint16_t response; - } enhancements; - - BUILD_BUG_ON(sizeof(enhancements) != 2); - - enhancements.response = 0; - intel_sdvo_get_value(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(intel_sdvo_connector)) - return intel_sdvo_create_enhance_property_tv(intel_sdvo, intel_sdvo_connector, enhancements.reply); - else if (IS_LVDS(intel_sdvo_connector)) - return intel_sdvo_create_enhance_property_lvds(intel_sdvo, intel_sdvo_connector, enhancements.reply); - else - return true; -} - -static int intel_sdvo_ddc_proxy_xfer(struct i2c_adapter *adapter, - struct i2c_msg *msgs, - int num) -{ - struct intel_sdvo *sdvo = adapter->algo_data; - - if (!intel_sdvo_set_control_bus_switch(sdvo, sdvo->ddc_bus)) - return -EIO; - - return sdvo->i2c->algo->master_xfer(sdvo->i2c, msgs, num); -} - -static u32 intel_sdvo_ddc_proxy_func(struct i2c_adapter *adapter) -{ - struct intel_sdvo *sdvo = adapter->algo_data; - return sdvo->i2c->algo->functionality(sdvo->i2c); -} - -static const struct i2c_algorithm intel_sdvo_ddc_proxy = { - .master_xfer = intel_sdvo_ddc_proxy_xfer, - .functionality = intel_sdvo_ddc_proxy_func -}; - -static bool -intel_sdvo_init_ddc_proxy(struct 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 = &intel_sdvo_ddc_proxy; - - return i2c_add_adapter(&sdvo->ddc) == 0; -} - -bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg, bool is_sdvob) -{ - struct drm_i915_private *dev_priv = dev->dev_private; - struct intel_encoder *intel_encoder; - struct intel_sdvo *intel_sdvo; - int i; - intel_sdvo = kzalloc(sizeof(struct intel_sdvo), GFP_KERNEL); - if (!intel_sdvo) - return false; - - intel_sdvo->sdvo_reg = sdvo_reg; - intel_sdvo->is_sdvob = is_sdvob; - intel_sdvo->slave_addr = intel_sdvo_get_slave_addr(dev, intel_sdvo) >> 1; - intel_sdvo_select_i2c_bus(dev_priv, intel_sdvo, sdvo_reg); - if (!intel_sdvo_init_ddc_proxy(intel_sdvo, dev)) - goto err_i2c_bus; - - /* encoder type will be decided later */ - intel_encoder = &intel_sdvo->base; - intel_encoder->type = INTEL_OUTPUT_SDVO; - drm_encoder_init(dev, &intel_encoder->base, &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 (!intel_sdvo_read_byte(intel_sdvo, i, &byte)) { - DRM_DEBUG_KMS("No SDVO device found on %s\n", - SDVO_NAME(intel_sdvo)); - goto err; - } - } - - intel_encoder->compute_config = intel_sdvo_compute_config; - intel_encoder->disable = intel_disable_sdvo; - intel_encoder->mode_set = intel_sdvo_mode_set; - intel_encoder->enable = intel_enable_sdvo; - intel_encoder->get_hw_state = intel_sdvo_get_hw_state; - intel_encoder->get_config = intel_sdvo_get_config; - - /* In default case sdvo lvds is false */ - if (!intel_sdvo_get_capabilities(intel_sdvo, &intel_sdvo->caps)) - goto err; - - if (intel_sdvo_output_setup(intel_sdvo, - intel_sdvo->caps.output_flags) != true) { - DRM_DEBUG_KMS("SDVO output failed to setup on %s\n", - SDVO_NAME(intel_sdvo)); - /* Output_setup can leave behind connectors! */ - goto err_output; - } - - /* Only enable the hotplug irq if we need it, to work around noisy - * hotplug lines. - */ - if (intel_sdvo->hotplug_active) { - intel_encoder->hpd_pin = - intel_sdvo->is_sdvob ? HPD_SDVO_B : HPD_SDVO_C; - } - - /* - * Cloning SDVO with anything is often impossible, since the SDVO - * encoder can request a special input timing mode. And even if that's - * not the case we have evidence that cloning a plain unscaled mode with - * VGA doesn't really work. Furthermore the cloning flags are way too - * simplistic anyway to express such constraints, so just give up on - * cloning for SDVO encoders. - */ - intel_sdvo->base.cloneable = false; - - intel_sdvo_select_ddc_bus(dev_priv, intel_sdvo, sdvo_reg); - - /* Set the input timing to the screen. Assume always input 0. */ - if (!intel_sdvo_set_target_input(intel_sdvo)) - goto err_output; - - if (!intel_sdvo_get_input_pixel_clock_range(intel_sdvo, - &intel_sdvo->pixel_clock_min, - &intel_sdvo->pixel_clock_max)) - goto err_output; - - 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(intel_sdvo), - intel_sdvo->caps.vendor_id, intel_sdvo->caps.device_id, - intel_sdvo->caps.device_rev_id, - intel_sdvo->pixel_clock_min / 1000, - intel_sdvo->pixel_clock_max / 1000, - (intel_sdvo->caps.sdvo_inputs_mask & 0x1) ? 'Y' : 'N', - (intel_sdvo->caps.sdvo_inputs_mask & 0x2) ? 'Y' : 'N', - /* check currently supported outputs */ - intel_sdvo->caps.output_flags & - (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_RGB0) ? 'Y' : 'N', - intel_sdvo->caps.output_flags & - (SDVO_OUTPUT_TMDS1 | SDVO_OUTPUT_RGB1) ? 'Y' : 'N'); - return true; - -err_output: - intel_sdvo_output_cleanup(intel_sdvo); - -err: - drm_encoder_cleanup(&intel_encoder->base); - i2c_del_adapter(&intel_sdvo->ddc); -err_i2c_bus: - intel_sdvo_unselect_i2c_bus(intel_sdvo); - kfree(intel_sdvo); - - return false; -} |