drm/linux-core/radeon_legacy_encoders.c

1003 lines
32 KiB
C

/*
* Copyright 2007-8 Advanced Micro Devices, Inc.
* Copyright 2008 Red Hat 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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: Dave Airlie
* Alex Deucher
*/
#include "drmP.h"
#include "drm_crtc_helper.h"
#include "radeon_drm.h"
#include "radeon_drv.h"
static void radeon_legacy_rmx_mode_set(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct drm_device *dev = encoder->dev;
struct drm_radeon_private *dev_priv = dev->dev_private;
struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
int xres = mode->hdisplay;
int yres = mode->vdisplay;
bool hscale = true, vscale = true;
int hsync_wid;
int vsync_wid;
int hsync_start;
uint32_t scale, inc;
uint32_t fp_horz_stretch, fp_vert_stretch, crtc_more_cntl, fp_horz_vert_active;
uint32_t fp_h_sync_strt_wid, fp_v_sync_strt_wid, fp_crtc_h_total_disp, fp_crtc_v_total_disp;
fp_vert_stretch = RADEON_READ(RADEON_FP_VERT_STRETCH) &
(RADEON_VERT_STRETCH_RESERVED |
RADEON_VERT_AUTO_RATIO_INC);
fp_horz_stretch = RADEON_READ(RADEON_FP_HORZ_STRETCH) &
(RADEON_HORZ_FP_LOOP_STRETCH |
RADEON_HORZ_AUTO_RATIO_INC);
crtc_more_cntl = 0;
if ((dev_priv->chip_family == CHIP_RS100) ||
(dev_priv->chip_family == CHIP_RS200)) {
/* This is to workaround the asic bug for RMX, some versions
of BIOS dosen't have this register initialized correctly. */
crtc_more_cntl |= RADEON_CRTC_H_CUTOFF_ACTIVE_EN;
}
fp_crtc_h_total_disp = ((((mode->crtc_htotal / 8) - 1) & 0x3ff)
| ((((mode->crtc_hdisplay / 8) - 1) & 0x1ff) << 16));
hsync_wid = (mode->crtc_hsync_end - mode->crtc_hsync_start) / 8;
if (!hsync_wid)
hsync_wid = 1;
hsync_start = mode->crtc_hsync_start - 8;
fp_h_sync_strt_wid = ((hsync_start & 0x1fff)
| ((hsync_wid & 0x3f) << 16)
| ((mode->flags & DRM_MODE_FLAG_NHSYNC)
? RADEON_CRTC_H_SYNC_POL
: 0));
fp_crtc_v_total_disp = (((mode->crtc_vtotal - 1) & 0xffff)
| ((mode->crtc_vdisplay - 1) << 16));
vsync_wid = mode->crtc_vsync_end - mode->crtc_vsync_start;
if (!vsync_wid)
vsync_wid = 1;
fp_v_sync_strt_wid = (((mode->crtc_vsync_start - 1) & 0xfff)
| ((vsync_wid & 0x1f) << 16)
| ((mode->flags & DRM_MODE_FLAG_NVSYNC)
? RADEON_CRTC_V_SYNC_POL
: 0));
fp_horz_vert_active = 0;
if (radeon_encoder->panel_xres == 0 ||
radeon_encoder->panel_yres == 0) {
hscale = false;
vscale = false;
} else {
if (xres > radeon_encoder->panel_xres)
xres = radeon_encoder->panel_xres;
if (yres > radeon_encoder->panel_yres)
yres = radeon_encoder->panel_yres;
if (xres == radeon_encoder->panel_xres)
hscale = false;
if (yres == radeon_encoder->panel_yres)
vscale = false;
}
if (radeon_encoder->flags & RADEON_USE_RMX) {
if (radeon_encoder->rmx_type != RMX_CENTER) {
if (!hscale)
fp_horz_stretch |= ((xres/8-1) << 16);
else {
inc = (fp_horz_stretch & RADEON_HORZ_AUTO_RATIO_INC) ? 1 : 0;
scale = ((xres + inc) * RADEON_HORZ_STRETCH_RATIO_MAX)
/ radeon_encoder->panel_xres + 1;
fp_horz_stretch |= (((scale) & RADEON_HORZ_STRETCH_RATIO_MASK) |
RADEON_HORZ_STRETCH_BLEND |
RADEON_HORZ_STRETCH_ENABLE |
((radeon_encoder->panel_xres/8-1) << 16));
}
if (!vscale)
fp_vert_stretch |= ((yres-1) << 12);
else {
inc = (fp_vert_stretch & RADEON_VERT_AUTO_RATIO_INC) ? 1 : 0;
scale = ((yres + inc) * RADEON_VERT_STRETCH_RATIO_MAX)
/ radeon_encoder->panel_yres + 1;
fp_vert_stretch |= (((scale) & RADEON_VERT_STRETCH_RATIO_MASK) |
RADEON_VERT_STRETCH_ENABLE |
RADEON_VERT_STRETCH_BLEND |
((radeon_encoder->panel_yres-1) << 12));
}
} else if (radeon_encoder->rmx_type == RMX_CENTER) {
int blank_width;
fp_horz_stretch |= ((xres/8-1) << 16);
fp_vert_stretch |= ((yres-1) << 12);
crtc_more_cntl |= (RADEON_CRTC_AUTO_HORZ_CENTER_EN |
RADEON_CRTC_AUTO_VERT_CENTER_EN);
blank_width = (mode->crtc_hblank_end - mode->crtc_hblank_start) / 8;
if (blank_width > 110)
blank_width = 110;
fp_crtc_h_total_disp = (((blank_width) & 0x3ff)
| ((((mode->crtc_hdisplay / 8) - 1) & 0x1ff) << 16));
hsync_wid = (mode->crtc_hsync_end - mode->crtc_hsync_start) / 8;
if (!hsync_wid)
hsync_wid = 1;
fp_h_sync_strt_wid = ((((mode->crtc_hsync_start - mode->crtc_hblank_start) / 8) & 0x1fff)
| ((hsync_wid & 0x3f) << 16)
| ((mode->flags & DRM_MODE_FLAG_NHSYNC)
? RADEON_CRTC_H_SYNC_POL
: 0));
fp_crtc_v_total_disp = (((mode->crtc_vblank_end - mode->crtc_vblank_start) & 0xffff)
| ((mode->crtc_vdisplay - 1) << 16));
vsync_wid = mode->crtc_vsync_end - mode->crtc_vsync_start;
if (!vsync_wid)
vsync_wid = 1;
fp_v_sync_strt_wid = ((((mode->crtc_vsync_start - mode->crtc_vblank_start) & 0xfff)
| ((vsync_wid & 0x1f) << 16)
| ((mode->flags & DRM_MODE_FLAG_NVSYNC)
? RADEON_CRTC_V_SYNC_POL
: 0)));
fp_horz_vert_active = (((radeon_encoder->panel_yres) & 0xfff) |
(((radeon_encoder->panel_xres / 8) & 0x1ff) << 16));
}
} else {
fp_horz_stretch |= ((xres/8-1) << 16);
fp_vert_stretch |= ((yres-1) << 12);
}
RADEON_WRITE(RADEON_FP_HORZ_STRETCH, fp_horz_stretch);
RADEON_WRITE(RADEON_FP_VERT_STRETCH, fp_vert_stretch);
RADEON_WRITE(RADEON_CRTC_MORE_CNTL, crtc_more_cntl);
RADEON_WRITE(RADEON_FP_HORZ_VERT_ACTIVE, fp_horz_vert_active);
RADEON_WRITE(RADEON_FP_H_SYNC_STRT_WID, fp_h_sync_strt_wid);
RADEON_WRITE(RADEON_FP_V_SYNC_STRT_WID, fp_v_sync_strt_wid);
RADEON_WRITE(RADEON_FP_CRTC_H_TOTAL_DISP, fp_crtc_h_total_disp);
RADEON_WRITE(RADEON_FP_CRTC_V_TOTAL_DISP, fp_crtc_v_total_disp);
}
static void radeon_legacy_lvds_dpms(struct drm_encoder *encoder, int mode)
{
struct drm_device *dev = encoder->dev;
struct drm_radeon_private *dev_priv = dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
uint32_t lvds_gen_cntl, lvds_pll_cntl, pixclks_cntl, disp_pwr_man;
switch(mode) {
case DRM_MODE_DPMS_ON:
disp_pwr_man = RADEON_READ(RADEON_DISP_PWR_MAN);
disp_pwr_man |= RADEON_AUTO_PWRUP_EN;
RADEON_WRITE(RADEON_DISP_PWR_MAN, disp_pwr_man);
lvds_pll_cntl |= RADEON_LVDS_PLL_EN;
RADEON_WRITE(RADEON_LVDS_PLL_CNTL, lvds_pll_cntl);
udelay(1000);
lvds_pll_cntl = RADEON_READ(RADEON_LVDS_PLL_CNTL);
lvds_pll_cntl &= ~RADEON_LVDS_PLL_RESET;
RADEON_WRITE(RADEON_LVDS_PLL_CNTL, lvds_pll_cntl);
lvds_gen_cntl = RADEON_READ(RADEON_LVDS_GEN_CNTL);
lvds_gen_cntl |= (RADEON_LVDS_ON | RADEON_LVDS_BLON | RADEON_LVDS_EN);
lvds_gen_cntl &= ~(RADEON_LVDS_DISPLAY_DIS);
udelay(radeon_encoder->panel_pwr_delay * 1000);
RADEON_WRITE(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl);
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
pixclks_cntl = RADEON_READ_PLL(dev_priv, RADEON_PIXCLKS_CNTL);
RADEON_WRITE_PLL_P(dev_priv, RADEON_PIXCLKS_CNTL, 0, ~RADEON_PIXCLK_LVDS_ALWAYS_ONb);
lvds_gen_cntl = RADEON_READ(RADEON_LVDS_GEN_CNTL);
lvds_gen_cntl |= RADEON_LVDS_DISPLAY_DIS;
lvds_gen_cntl &= ~(RADEON_LVDS_ON | RADEON_LVDS_BLON | RADEON_LVDS_EN);
RADEON_WRITE(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl);
RADEON_WRITE_PLL(dev_priv, RADEON_PIXCLKS_CNTL, pixclks_cntl);
break;
}
}
static void radeon_legacy_lvds_prepare(struct drm_encoder *encoder)
{
radeon_legacy_lvds_dpms(encoder, DRM_MODE_DPMS_OFF);
}
static void radeon_legacy_lvds_commit(struct drm_encoder *encoder)
{
radeon_legacy_lvds_dpms(encoder, DRM_MODE_DPMS_ON);
}
static void radeon_legacy_lvds_mode_set(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct drm_device *dev = encoder->dev;
struct drm_radeon_private *dev_priv = dev->dev_private;
struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
uint32_t lvds_pll_cntl, lvds_gen_cntl;
if (radeon_crtc->crtc_id == 0)
radeon_legacy_rmx_mode_set(encoder, mode, adjusted_mode);
lvds_pll_cntl = RADEON_READ(RADEON_LVDS_PLL_CNTL);
lvds_pll_cntl &= ~RADEON_LVDS_PLL_EN;
lvds_gen_cntl = RADEON_READ(RADEON_LVDS_GEN_CNTL);
lvds_gen_cntl |= RADEON_LVDS_DISPLAY_DIS;
lvds_gen_cntl &= ~(RADEON_LVDS_ON |
RADEON_LVDS_BLON |
RADEON_LVDS_EN |
RADEON_LVDS_RST_FM);
if (radeon_is_r300(dev_priv))
lvds_pll_cntl &= ~(R300_LVDS_SRC_SEL_MASK);
if (radeon_crtc->crtc_id == 0) {
if (radeon_is_r300(dev_priv)) {
if (radeon_encoder->flags & RADEON_USE_RMX)
lvds_pll_cntl |= R300_LVDS_SRC_SEL_RMX;
} else
lvds_gen_cntl &= ~RADEON_LVDS_SEL_CRTC2;
} else {
if (radeon_is_r300(dev_priv)) {
lvds_pll_cntl |= R300_LVDS_SRC_SEL_CRTC2;
} else
lvds_gen_cntl |= RADEON_LVDS_SEL_CRTC2;
}
RADEON_WRITE(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl);
RADEON_WRITE(RADEON_LVDS_PLL_CNTL, lvds_pll_cntl);
if (dev_priv->chip_family == CHIP_RV410)
RADEON_WRITE(RADEON_CLOCK_CNTL_INDEX, 0);
}
static bool radeon_legacy_lvds_mode_fixup(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
radeon_encoder->flags &= ~RADEON_USE_RMX;
if (radeon_encoder->rmx_type != RMX_OFF)
radeon_rmx_mode_fixup(encoder, mode, adjusted_mode);
return true;
}
static const struct drm_encoder_helper_funcs radeon_legacy_lvds_helper_funcs = {
.dpms = radeon_legacy_lvds_dpms,
.mode_fixup = radeon_legacy_lvds_mode_fixup,
.prepare = radeon_legacy_lvds_prepare,
.mode_set = radeon_legacy_lvds_mode_set,
.commit = radeon_legacy_lvds_commit,
};
static const struct drm_encoder_funcs radeon_legacy_lvds_enc_funcs = {
.destroy = radeon_enc_destroy,
};
struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index)
{
struct drm_radeon_private *dev_priv = dev->dev_private;
struct radeon_mode_info *mode_info = &dev_priv->mode_info;
struct radeon_encoder *radeon_encoder;
struct drm_encoder *encoder;
radeon_encoder = kzalloc(sizeof(struct radeon_encoder), GFP_KERNEL);
if (!radeon_encoder) {
return NULL;
}
encoder = &radeon_encoder->base;
encoder->possible_crtcs = 0x3;
encoder->possible_clones = 0;
drm_encoder_init(dev, encoder, &radeon_legacy_lvds_enc_funcs,
DRM_MODE_ENCODER_LVDS);
drm_encoder_helper_add(encoder, &radeon_legacy_lvds_helper_funcs);
/* TODO get the LVDS info from the BIOS for panel size etc. */
/* get the lvds info from the bios */
radeon_combios_get_lvds_info(radeon_encoder);
/* LVDS gets default RMX full scaling */
radeon_encoder->rmx_type = RMX_FULL;
return encoder;
}
static bool radeon_legacy_primary_dac_mode_fixup(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
return true;
}
static void radeon_legacy_primary_dac_dpms(struct drm_encoder *encoder, int mode)
{
struct drm_device *dev = encoder->dev;
struct drm_radeon_private *dev_priv = dev->dev_private;
uint32_t crtc_ext_cntl = RADEON_READ(RADEON_CRTC_EXT_CNTL);
uint32_t dac_cntl = RADEON_READ(RADEON_DAC_CNTL);
uint32_t dac_macro_cntl = RADEON_READ(RADEON_DAC_MACRO_CNTL);
switch(mode) {
case DRM_MODE_DPMS_ON:
crtc_ext_cntl |= RADEON_CRTC_CRT_ON;
dac_cntl &= ~RADEON_DAC_PDWN;
dac_macro_cntl &= ~(RADEON_DAC_PDWN_R |
RADEON_DAC_PDWN_G |
RADEON_DAC_PDWN_B);
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
crtc_ext_cntl &= ~RADEON_CRTC_CRT_ON;
dac_cntl |= RADEON_DAC_PDWN;
dac_macro_cntl |= (RADEON_DAC_PDWN_R |
RADEON_DAC_PDWN_G |
RADEON_DAC_PDWN_B);
break;
}
RADEON_WRITE(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl);
RADEON_WRITE(RADEON_DAC_CNTL, dac_cntl);
RADEON_WRITE(RADEON_DAC_MACRO_CNTL, dac_macro_cntl);
}
static void radeon_legacy_primary_dac_prepare(struct drm_encoder *encoder)
{
radeon_legacy_primary_dac_dpms(encoder, DRM_MODE_DPMS_OFF);
}
static void radeon_legacy_primary_dac_commit(struct drm_encoder *encoder)
{
radeon_legacy_primary_dac_dpms(encoder, DRM_MODE_DPMS_ON);
}
static void radeon_legacy_primary_dac_mode_set(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct drm_device *dev = encoder->dev;
struct drm_radeon_private *dev_priv = dev->dev_private;
struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
uint32_t disp_output_cntl, dac_cntl, dac2_cntl, dac_macro_cntl;
if (radeon_crtc->crtc_id == 0)
radeon_legacy_rmx_mode_set(encoder, mode, adjusted_mode);
if (radeon_crtc->crtc_id == 0) {
if (dev_priv->chip_family == CHIP_R200 || radeon_is_r300(dev_priv)) {
disp_output_cntl = RADEON_READ(RADEON_DISP_OUTPUT_CNTL) &
~(RADEON_DISP_DAC_SOURCE_MASK);
RADEON_WRITE(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl);
} else {
dac2_cntl = RADEON_READ(RADEON_DAC_CNTL2) & ~(RADEON_DAC2_DAC_CLK_SEL);
RADEON_WRITE(RADEON_DAC_CNTL2, dac2_cntl);
}
} else {
if (dev_priv->chip_family == CHIP_R200 || radeon_is_r300(dev_priv)) {
disp_output_cntl = RADEON_READ(RADEON_DISP_OUTPUT_CNTL) &
~(RADEON_DISP_DAC_SOURCE_MASK);
disp_output_cntl |= RADEON_DISP_DAC_SOURCE_CRTC2;
RADEON_WRITE(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl);
} else {
dac2_cntl = RADEON_READ(RADEON_DAC_CNTL2) | RADEON_DAC2_DAC_CLK_SEL;
RADEON_WRITE(RADEON_DAC_CNTL2, dac2_cntl);
}
}
dac_cntl = (RADEON_DAC_MASK_ALL |
RADEON_DAC_VGA_ADR_EN |
/* TODO 6-bits */
RADEON_DAC_8BIT_EN);
RADEON_WRITE_P(RADEON_DAC_CNTL,
dac_cntl,
RADEON_DAC_RANGE_CNTL |
RADEON_DAC_BLANKING);
dac_macro_cntl = RADEON_READ(RADEON_DAC_MACRO_CNTL);
RADEON_WRITE(RADEON_DAC_MACRO_CNTL, dac_macro_cntl);
}
static enum drm_connector_status radeon_legacy_primary_dac_detect(struct drm_encoder *encoder, struct drm_connector *connector)
{
struct drm_device *dev = encoder->dev;
struct drm_radeon_private *dev_priv = dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
return connector_status_disconnected;
}
static const struct drm_encoder_helper_funcs radeon_legacy_primary_dac_helper_funcs = {
.dpms = radeon_legacy_primary_dac_dpms,
.mode_fixup = radeon_legacy_primary_dac_mode_fixup,
.prepare = radeon_legacy_primary_dac_prepare,
.mode_set = radeon_legacy_primary_dac_mode_set,
.commit = radeon_legacy_primary_dac_commit,
.detect = radeon_legacy_primary_dac_detect,
};
static const struct drm_encoder_funcs radeon_legacy_primary_dac_enc_funcs = {
.destroy = radeon_enc_destroy,
};
struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int has_tv)
{
struct drm_radeon_private *dev_priv = dev->dev_private;
struct radeon_mode_info *mode_info = &dev_priv->mode_info;
struct radeon_encoder *radeon_encoder;
struct drm_encoder *encoder;
radeon_encoder = kzalloc(sizeof(struct radeon_encoder), GFP_KERNEL);
if (!radeon_encoder) {
return NULL;
}
encoder = &radeon_encoder->base;
encoder->possible_crtcs = 0x3;
encoder->possible_clones = 0;
drm_encoder_init(dev, encoder, &radeon_legacy_primary_dac_enc_funcs,
DRM_MODE_ENCODER_DAC);
drm_encoder_helper_add(encoder, &radeon_legacy_primary_dac_helper_funcs);
/* TODO get the primary dac vals from bios tables */
//radeon_combios_get_lvds_info(radeon_encoder);
return encoder;
}
static bool radeon_legacy_tmds_int_mode_fixup(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
return true;
}
static void radeon_legacy_tmds_int_dpms(struct drm_encoder *encoder, int mode)
{
struct drm_device *dev = encoder->dev;
struct drm_radeon_private *dev_priv = dev->dev_private;
uint32_t fp_gen_cntl = RADEON_READ(RADEON_FP_GEN_CNTL);
switch(mode) {
case DRM_MODE_DPMS_ON:
fp_gen_cntl |= (RADEON_FP_FPON | RADEON_FP_TMDS_EN);
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
fp_gen_cntl &= ~(RADEON_FP_FPON | RADEON_FP_TMDS_EN);
break;
}
RADEON_WRITE(RADEON_FP_GEN_CNTL, fp_gen_cntl);
}
static void radeon_legacy_tmds_int_prepare(struct drm_encoder *encoder)
{
radeon_legacy_tmds_int_dpms(encoder, DRM_MODE_DPMS_OFF);
}
static void radeon_legacy_tmds_int_commit(struct drm_encoder *encoder)
{
radeon_legacy_tmds_int_dpms(encoder, DRM_MODE_DPMS_ON);
}
static void radeon_legacy_tmds_int_mode_set(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct drm_device *dev = encoder->dev;
struct drm_radeon_private *dev_priv = dev->dev_private;
struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
uint32_t tmp, tmds_pll_cntl, tmds_transmitter_cntl, fp_gen_cntl;
int i;
if (radeon_crtc->crtc_id == 0)
radeon_legacy_rmx_mode_set(encoder, mode, adjusted_mode);
tmp = tmds_pll_cntl = RADEON_READ(RADEON_TMDS_PLL_CNTL);
tmp &= 0xfffff;
if (dev_priv->chip_family == CHIP_RV280) {
/* bit 22 of TMDS_PLL_CNTL is read-back inverted */
tmp ^= (1 << 22);
tmds_pll_cntl ^= (1 << 22);
}
for (i = 0; i < 4; i++) {
if (radeon_encoder->tmds_pll[i].freq == 0)
break;
if ((uint32_t)(mode->clock / 10) < radeon_encoder->tmds_pll[i].freq) {
tmp = radeon_encoder->tmds_pll[i].value ;
break;
}
}
if (radeon_is_r300(dev_priv) || (dev_priv->chip_family == CHIP_RV280)) {
if (tmp & 0xfff00000)
tmds_pll_cntl = tmp;
else {
tmds_pll_cntl &= 0xfff00000;
tmds_pll_cntl |= tmp;
}
} else
tmds_pll_cntl = tmp;
tmds_transmitter_cntl = RADEON_READ(RADEON_TMDS_TRANSMITTER_CNTL) &
~(RADEON_TMDS_TRANSMITTER_PLLRST);
if (dev_priv->chip_family == CHIP_R200 ||
dev_priv->chip_family == CHIP_R100 ||
radeon_is_r300(dev_priv))
tmds_transmitter_cntl &= ~(RADEON_TMDS_TRANSMITTER_PLLEN);
else /* RV chips got this bit reversed */
tmds_transmitter_cntl |= RADEON_TMDS_TRANSMITTER_PLLEN;
fp_gen_cntl = (RADEON_READ(RADEON_FP_GEN_CNTL) |
(RADEON_FP_CRTC_DONT_SHADOW_VPAR |
RADEON_FP_CRTC_DONT_SHADOW_HEND));
fp_gen_cntl &= ~(RADEON_FP_FPON | RADEON_FP_TMDS_EN);
if (1) // FIXME rgbBits == 8
fp_gen_cntl |= RADEON_FP_PANEL_FORMAT; /* 24 bit format */
else
fp_gen_cntl &= ~RADEON_FP_PANEL_FORMAT;/* 18 bit format */
if (radeon_crtc->crtc_id == 0) {
if (radeon_is_r300(dev_priv) || dev_priv->chip_family == CHIP_R200) {
fp_gen_cntl &= ~R200_FP_SOURCE_SEL_MASK;
if (radeon_encoder->flags & RADEON_USE_RMX)
fp_gen_cntl |= R200_FP_SOURCE_SEL_RMX;
else
fp_gen_cntl |= R200_FP_SOURCE_SEL_CRTC1;
} else
fp_gen_cntl |= RADEON_FP_SEL_CRTC1;
} else {
if (radeon_is_r300(dev_priv) || dev_priv->chip_family == CHIP_R200) {
fp_gen_cntl &= ~R200_FP_SOURCE_SEL_MASK;
fp_gen_cntl |= R200_FP_SOURCE_SEL_CRTC2;
} else
fp_gen_cntl |= RADEON_FP_SEL_CRTC2;
}
RADEON_WRITE(RADEON_TMDS_PLL_CNTL, tmds_pll_cntl);
RADEON_WRITE(RADEON_TMDS_TRANSMITTER_CNTL, tmds_transmitter_cntl);
RADEON_WRITE(RADEON_FP_GEN_CNTL, fp_gen_cntl);
}
static const struct drm_encoder_helper_funcs radeon_legacy_tmds_int_helper_funcs = {
.dpms = radeon_legacy_tmds_int_dpms,
.mode_fixup = radeon_legacy_tmds_int_mode_fixup,
.prepare = radeon_legacy_tmds_int_prepare,
.mode_set = radeon_legacy_tmds_int_mode_set,
.commit = radeon_legacy_tmds_int_commit,
};
static const struct drm_encoder_funcs radeon_legacy_tmds_int_enc_funcs = {
.destroy = radeon_enc_destroy,
};
struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index)
{
struct drm_radeon_private *dev_priv = dev->dev_private;
struct radeon_mode_info *mode_info = &dev_priv->mode_info;
struct radeon_encoder *radeon_encoder;
struct drm_encoder *encoder;
radeon_encoder = kzalloc(sizeof(struct radeon_encoder), GFP_KERNEL);
if (!radeon_encoder) {
return NULL;
}
encoder = &radeon_encoder->base;
encoder->possible_crtcs = 0x3;
encoder->possible_clones = 0;
drm_encoder_init(dev, encoder, &radeon_legacy_tmds_int_enc_funcs,
DRM_MODE_ENCODER_TMDS);
drm_encoder_helper_add(encoder, &radeon_legacy_tmds_int_helper_funcs);
radeon_combios_get_tmds_info(radeon_encoder);
return encoder;
}
static bool radeon_legacy_tmds_ext_mode_fixup(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
return true;
}
static void radeon_legacy_tmds_ext_dpms(struct drm_encoder *encoder, int mode)
{
struct drm_device *dev = encoder->dev;
struct drm_radeon_private *dev_priv = dev->dev_private;
uint32_t fp2_gen_cntl = RADEON_READ(RADEON_FP2_GEN_CNTL);
switch(mode) {
case DRM_MODE_DPMS_ON:
fp2_gen_cntl &= ~RADEON_FP2_BLANK_EN;
fp2_gen_cntl |= (RADEON_FP2_ON | RADEON_FP2_DVO_EN);
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
fp2_gen_cntl |= RADEON_FP2_BLANK_EN;
fp2_gen_cntl &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN);
break;
}
RADEON_WRITE(RADEON_FP2_GEN_CNTL, fp2_gen_cntl);
}
static void radeon_legacy_tmds_ext_prepare(struct drm_encoder *encoder)
{
radeon_legacy_tmds_ext_dpms(encoder, DRM_MODE_DPMS_OFF);
}
static void radeon_legacy_tmds_ext_commit(struct drm_encoder *encoder)
{
radeon_legacy_tmds_ext_dpms(encoder, DRM_MODE_DPMS_ON);
}
static void radeon_legacy_tmds_ext_mode_set(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct drm_device *dev = encoder->dev;
struct drm_radeon_private *dev_priv = dev->dev_private;
struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
uint32_t fp2_gen_cntl = RADEON_READ(RADEON_FP2_GEN_CNTL);
if (radeon_crtc->crtc_id == 0)
radeon_legacy_rmx_mode_set(encoder, mode, adjusted_mode);
if (1) // FIXME rgbBits == 8
fp2_gen_cntl |= RADEON_FP2_PANEL_FORMAT; /* 24 bit format, */
else
fp2_gen_cntl &= ~RADEON_FP2_PANEL_FORMAT;/* 18 bit format, */
fp2_gen_cntl &= ~(RADEON_FP2_ON |
RADEON_FP2_DVO_EN |
RADEON_FP2_DVO_RATE_SEL_SDR);
/* XXX: these are oem specific */
if (radeon_is_r300(dev_priv)) {
if ((dev->pdev->device == 0x4850) &&
(dev->pdev->subsystem_vendor == 0x1028) &&
(dev->pdev->subsystem_device == 0x2001)) /* Dell Inspiron 8600 */
fp2_gen_cntl |= R300_FP2_DVO_CLOCK_MODE_SINGLE;
else
fp2_gen_cntl |= RADEON_FP2_PAD_FLOP_EN | R300_FP2_DVO_CLOCK_MODE_SINGLE;
/*if (mode->clock > 165000)
fp2_gen_cntl |= R300_FP2_DVO_DUAL_CHANNEL_EN;*/
}
if (radeon_crtc->crtc_id == 0) {
if ((dev_priv->chip_family == CHIP_R200) || radeon_is_r300(dev_priv)) {
fp2_gen_cntl &= ~R200_FP2_SOURCE_SEL_MASK;
if (radeon_encoder->flags & RADEON_USE_RMX)
fp2_gen_cntl |= R200_FP2_SOURCE_SEL_RMX;
else
fp2_gen_cntl |= R200_FP2_SOURCE_SEL_CRTC1;
} else
fp2_gen_cntl &= ~RADEON_FP2_SRC_SEL_CRTC2;
} else {
if ((dev_priv->chip_family == CHIP_R200) || radeon_is_r300(dev_priv)) {
fp2_gen_cntl &= ~R200_FP2_SOURCE_SEL_MASK;
fp2_gen_cntl |= R200_FP2_SOURCE_SEL_CRTC2;
} else
fp2_gen_cntl |= RADEON_FP2_SRC_SEL_CRTC2;
}
RADEON_WRITE(RADEON_FP2_GEN_CNTL, fp2_gen_cntl);
}
static const struct drm_encoder_helper_funcs radeon_legacy_tmds_ext_helper_funcs = {
.dpms = radeon_legacy_tmds_ext_dpms,
.mode_fixup = radeon_legacy_tmds_ext_mode_fixup,
.prepare = radeon_legacy_tmds_ext_prepare,
.mode_set = radeon_legacy_tmds_ext_mode_set,
.commit = radeon_legacy_tmds_ext_commit,
};
static const struct drm_encoder_funcs radeon_legacy_tmds_ext_enc_funcs = {
.destroy = radeon_enc_destroy,
};
struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index)
{
struct drm_radeon_private *dev_priv = dev->dev_private;
struct radeon_mode_info *mode_info = &dev_priv->mode_info;
struct radeon_encoder *radeon_encoder;
struct drm_encoder *encoder;
radeon_encoder = kzalloc(sizeof(struct radeon_encoder), GFP_KERNEL);
if (!radeon_encoder) {
return NULL;
}
encoder = &radeon_encoder->base;
encoder->possible_crtcs = 0x3;
encoder->possible_clones = 0;
drm_encoder_init(dev, encoder, &radeon_legacy_tmds_ext_enc_funcs,
DRM_MODE_ENCODER_TMDS);
drm_encoder_helper_add(encoder, &radeon_legacy_tmds_ext_helper_funcs);
//radeon_combios_get_tmds_info(radeon_encoder);
return encoder;
}
static bool radeon_legacy_tv_dac_mode_fixup(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
return true;
}
static void radeon_legacy_tv_dac_dpms(struct drm_encoder *encoder, int mode)
{
struct drm_device *dev = encoder->dev;
struct drm_radeon_private *dev_priv = dev->dev_private;
uint32_t fp2_gen_cntl, crtc2_gen_cntl, tv_master_cntl, tv_dac_cntl;
if (dev_priv->chip_family == CHIP_R200)
fp2_gen_cntl = RADEON_READ(RADEON_FP2_GEN_CNTL);
else {
crtc2_gen_cntl = RADEON_READ(RADEON_CRTC2_GEN_CNTL);
// FIXME TV
//tv_master_cntl = RADEON_READ(RADEON_TV_MASTER_CNTL);
tv_dac_cntl = RADEON_READ(RADEON_TV_DAC_CNTL);
}
switch(mode) {
case DRM_MODE_DPMS_ON:
if (dev_priv->chip_family == CHIP_R200)
fp2_gen_cntl |= (RADEON_FP2_ON | RADEON_FP2_DVO_EN);
else {
crtc2_gen_cntl |= RADEON_CRTC2_CRT2_ON;
//tv_master_cntl |= RADEON_TV_ON;
if (dev_priv->chip_family == CHIP_R420 ||
dev_priv->chip_family == CHIP_RV410)
tv_dac_cntl &= ~(R420_TV_DAC_RDACPD |
R420_TV_DAC_GDACPD |
R420_TV_DAC_BDACPD |
RADEON_TV_DAC_BGSLEEP);
else
tv_dac_cntl &= ~(RADEON_TV_DAC_RDACPD |
RADEON_TV_DAC_GDACPD |
RADEON_TV_DAC_BDACPD |
RADEON_TV_DAC_BGSLEEP);
}
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
if (dev_priv->chip_family == CHIP_R200)
fp2_gen_cntl &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN);
else {
crtc2_gen_cntl &= ~RADEON_CRTC2_CRT2_ON;
//tv_master_cntl &= ~RADEON_TV_ON;
if (dev_priv->chip_family == CHIP_R420 ||
dev_priv->chip_family == CHIP_RV410)
tv_dac_cntl |= (R420_TV_DAC_RDACPD |
R420_TV_DAC_GDACPD |
R420_TV_DAC_BDACPD |
RADEON_TV_DAC_BGSLEEP);
else
tv_dac_cntl |= (RADEON_TV_DAC_RDACPD |
RADEON_TV_DAC_GDACPD |
RADEON_TV_DAC_BDACPD |
RADEON_TV_DAC_BGSLEEP);
}
break;
}
if (dev_priv->chip_family == CHIP_R200)
RADEON_WRITE(RADEON_FP2_GEN_CNTL, fp2_gen_cntl);
else {
RADEON_WRITE(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl);
//RADEON_WRITE(RADEON_TV_MASTER_CNTL, tv_master_cntl);
RADEON_WRITE(RADEON_TV_DAC_CNTL, tv_dac_cntl);
}
}
static void radeon_legacy_tv_dac_prepare(struct drm_encoder *encoder)
{
radeon_legacy_tv_dac_dpms(encoder, DRM_MODE_DPMS_OFF);
}
static void radeon_legacy_tv_dac_commit(struct drm_encoder *encoder)
{
radeon_legacy_tv_dac_dpms(encoder, DRM_MODE_DPMS_ON);
}
static void radeon_legacy_tv_dac_mode_set(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct drm_device *dev = encoder->dev;
struct drm_radeon_private *dev_priv = dev->dev_private;
struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
uint32_t tv_dac_cntl, gpiopad_a, dac2_cntl, disp_output_cntl, fp2_gen_cntl;
uint32_t disp_hw_debug;
if (radeon_crtc->crtc_id == 0)
radeon_legacy_rmx_mode_set(encoder, mode, adjusted_mode);
if (dev_priv->chip_family != CHIP_R200) {
tv_dac_cntl = RADEON_READ(RADEON_TV_DAC_CNTL);
if (dev_priv->chip_family == CHIP_R420 ||
dev_priv->chip_family == CHIP_RV410) {
tv_dac_cntl &= ~(RADEON_TV_DAC_STD_MASK |
RADEON_TV_DAC_BGADJ_MASK |
R420_TV_DAC_DACADJ_MASK |
R420_TV_DAC_RDACPD |
R420_TV_DAC_GDACPD |
R420_TV_DAC_GDACPD |
R420_TV_DAC_TVENABLE);
} else {
tv_dac_cntl &= ~(RADEON_TV_DAC_STD_MASK |
RADEON_TV_DAC_BGADJ_MASK |
RADEON_TV_DAC_DACADJ_MASK |
RADEON_TV_DAC_RDACPD |
RADEON_TV_DAC_GDACPD |
RADEON_TV_DAC_GDACPD);
}
// FIXME TV
tv_dac_cntl |= (RADEON_TV_DAC_NBLANK |
RADEON_TV_DAC_NHOLD |
RADEON_TV_DAC_STD_PS2 /*|
radeon_encoder->ps2_tvdac_adj*/); // fixme, get from bios
RADEON_WRITE(RADEON_TV_DAC_CNTL, tv_dac_cntl);
}
if (radeon_is_r300(dev_priv)) {
gpiopad_a = RADEON_READ(RADEON_GPIOPAD_A) | 1;
disp_output_cntl = RADEON_READ(RADEON_DISP_OUTPUT_CNTL);
} else if (dev_priv->chip_family == CHIP_R200)
fp2_gen_cntl = RADEON_READ(RADEON_FP2_GEN_CNTL);
else
disp_hw_debug = RADEON_READ(RADEON_DISP_HW_DEBUG);
dac2_cntl = RADEON_READ(RADEON_DAC_CNTL2) | RADEON_DAC2_DAC2_CLK_SEL;
if (radeon_crtc->crtc_id == 0) {
if (radeon_is_r300(dev_priv)) {
disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK;
disp_output_cntl |= RADEON_DISP_TVDAC_SOURCE_CRTC;
} else if (dev_priv->chip_family == CHIP_R200) {
fp2_gen_cntl &= ~(R200_FP2_SOURCE_SEL_MASK |
RADEON_FP2_DVO_RATE_SEL_SDR);
} else
disp_hw_debug |= RADEON_CRT2_DISP1_SEL;
} else {
if (radeon_is_r300(dev_priv)) {
disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK;
disp_output_cntl |= RADEON_DISP_TVDAC_SOURCE_CRTC2;
} else if (dev_priv->chip_family == CHIP_R200) {
fp2_gen_cntl &= ~(R200_FP2_SOURCE_SEL_MASK |
RADEON_FP2_DVO_RATE_SEL_SDR);
fp2_gen_cntl |= R200_FP2_SOURCE_SEL_CRTC2;
} else
disp_hw_debug &= ~RADEON_CRT2_DISP1_SEL;
}
RADEON_WRITE(RADEON_DAC_CNTL2, dac2_cntl);
if (radeon_is_r300(dev_priv)) {
RADEON_WRITE_P(RADEON_GPIOPAD_A, gpiopad_a, ~1);
RADEON_WRITE(RADEON_DISP_TV_OUT_CNTL, disp_output_cntl);
} else if (dev_priv->chip_family == CHIP_R200)
RADEON_WRITE(RADEON_FP2_GEN_CNTL, fp2_gen_cntl);
else
RADEON_WRITE(RADEON_DISP_HW_DEBUG, disp_hw_debug);
}
static enum drm_connector_status radeon_legacy_tv_dac_detect(struct drm_encoder *encoder, struct drm_connector *connector)
{
struct drm_device *dev = encoder->dev;
struct drm_radeon_private *dev_priv = dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
return connector_status_disconnected;
}
static const struct drm_encoder_helper_funcs radeon_legacy_tv_dac_helper_funcs = {
.dpms = radeon_legacy_tv_dac_dpms,
.mode_fixup = radeon_legacy_tv_dac_mode_fixup,
.prepare = radeon_legacy_tv_dac_prepare,
.mode_set = radeon_legacy_tv_dac_mode_set,
.commit = radeon_legacy_tv_dac_commit,
.detect = radeon_legacy_tv_dac_detect,
};
static const struct drm_encoder_funcs radeon_legacy_tv_dac_enc_funcs = {
.destroy = radeon_enc_destroy,
};
struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int has_tv)
{
struct drm_radeon_private *dev_priv = dev->dev_private;
struct radeon_mode_info *mode_info = &dev_priv->mode_info;
struct radeon_encoder *radeon_encoder;
struct drm_encoder *encoder;
radeon_encoder = kzalloc(sizeof(struct radeon_encoder), GFP_KERNEL);
if (!radeon_encoder) {
return NULL;
}
encoder = &radeon_encoder->base;
encoder->possible_crtcs = 0x3;
encoder->possible_clones = 0;
drm_encoder_init(dev, encoder, &radeon_legacy_tv_dac_enc_funcs,
DRM_MODE_ENCODER_DAC);
drm_encoder_helper_add(encoder, &radeon_legacy_tv_dac_helper_funcs);
/* TODO get the tv dac vals from bios tables */
//radeon_combios_get_lvds_info(radeon_encoder);
return encoder;
}