diff options
Diffstat (limited to 'src/drivers/intel/gma/display.c')
| -rw-r--r-- | src/drivers/intel/gma/display.c | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/src/drivers/intel/gma/display.c b/src/drivers/intel/gma/display.c deleted file mode 100644 index afcec91d4c..0000000000 --- a/src/drivers/intel/gma/display.c +++ /dev/null @@ -1,119 +0,0 @@ -/* - * Copyright 2013 Google Inc. - * - * 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: - * Keith Packard <keithp@keithp.com> - * - */ - -/* This code was created by the coccinnelle filters in the i915tool, - * with some final hand filtering. - */ - -#include <console/console.h> -#include <stdint.h> -#include <delay.h> -#include <drivers/intel/gma/i915.h> -#include <string.h> - -void compute_display_params(struct intel_dp *dp) -{ - struct edid *edid = &(dp->edid); - struct edid_mode *mode = &edid->mode; - - /* step 1: get the constants in the dp struct set up. */ - dp->lane_count = dp->dpcd[DP_MAX_LANE_COUNT]&DP_LANE_COUNT_MASK; - - dp->link_bw = dp->dpcd[DP_MAX_LINK_RATE]; - dp->clock = intel_dp_bw_code_to_link_rate(dp->link_bw); - dp->edid.link_clock = intel_dp_bw_code_to_link_rate(dp->link_bw); - - /* step 2. Do some computation of other stuff. */ - dp->bytes_per_pixel = dp->pipe_bits_per_pixel/8; - - dp->stride = edid->bytes_per_line; - - dp->htotal = (mode->ha - 1) | ((mode->ha + mode->hbl - 1) << 16); - - dp->hblank = (mode->ha - 1) | ((mode->ha + mode->hbl - 1) << 16); - - dp->hsync = (mode->ha + mode->hso - 1) | - ((mode->ha + mode->hso + mode->hspw - 1) << 16); - - dp->vtotal = (mode->va - 1) | ((mode->va + mode->vbl - 1) << 16); - - dp->vblank = (mode->va - 1) | ((mode->va + mode->vbl - 1) << 16); - - dp->vsync = (mode->va + mode->vso - 1) | - ((mode->va + mode->vso + mode->vspw - 1) << 16); - - /* PIPEASRC is wid-1 x ht-1 */ - dp->pipesrc = (mode->ha-1)<<16 | (mode->va-1); - - dp->pfa_pos = 0; - - dp->pfa_ctl = PF_ENABLE | PF_FILTER_MED_3x3; - /* IVB hack */ - if (dp->gen == 6) - dp->pfa_ctl |= PF_PIPE_SEL_IVB(dp->pipe); - - dp->pfa_sz = (mode->ha << 16) | (mode->va); - - /* step 3. Call the linux code we pulled in. */ - dp->flags = intel_ddi_calc_transcoder_flags(edid->panel_bits_per_pixel, - dp->port, - dp->pipe, - dp->type, - dp->lane_count, - dp->pfa_sz, - mode->phsync == '+'?1:0, - mode->pvsync == '+'?1:0); - - dp->transcoder = intel_ddi_get_transcoder(dp->port, - dp->pipe); - - intel_dp_compute_m_n(edid->panel_bits_per_pixel, - dp->lane_count, - dp->edid.mode.pixel_clock, - dp->edid.link_clock, - &dp->m_n); - - printk(BIOS_SPEW, "dp->lane_count = 0x%08x\n",dp->lane_count); - printk(BIOS_SPEW, "dp->stride = 0x%08x\n",dp->stride); - printk(BIOS_SPEW, "dp->htotal = 0x%08x\n", dp->htotal); - printk(BIOS_SPEW, "dp->hblank = 0x%08x\n", dp->hblank); - printk(BIOS_SPEW, "dp->hsync = 0x%08x\n", dp->hsync); - printk(BIOS_SPEW, "dp->vtotal = 0x%08x\n", dp->vtotal); - printk(BIOS_SPEW, "dp->vblank = 0x%08x\n", dp->vblank); - printk(BIOS_SPEW, "dp->vsync = 0x%08x\n", dp->vsync); - printk(BIOS_SPEW, "dp->pipesrc = 0x%08x\n", dp->pipesrc); - printk(BIOS_SPEW, "dp->pfa_pos = 0x%08x\n", dp->pfa_pos); - printk(BIOS_SPEW, "dp->pfa_ctl = 0x%08x\n", dp->pfa_ctl); - printk(BIOS_SPEW, "dp->pfa_sz = 0x%08x\n", dp->pfa_sz); - printk(BIOS_SPEW, "dp->link_m = 0x%08x\n", dp->m_n.link_m); - printk(BIOS_SPEW, "dp->link_n = 0x%08x\n", dp->m_n.link_n); - printk(BIOS_SPEW, "0x6f030 = 0x%08x\n", - TU_SIZE(dp->m_n.tu) | dp->m_n.gmch_m); - printk(BIOS_SPEW, "0x6f030 = 0x%08x\n", dp->m_n.gmch_m); - printk(BIOS_SPEW, "0x6f034 = 0x%08x\n", dp->m_n.gmch_n); - printk(BIOS_SPEW, "dp->flags = 0x%08x\n", dp->flags); -} |