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linux-zen-desktop/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c

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/*
* Copyright (C) 2009 Francisco Jerez.
* All Rights Reserved.
*
* 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 COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS 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.
*
*/
#include <drm/drm_crtc_helper.h>
#include <drm/drm_modeset_helper_vtables.h>
#include <drm/drm_probe_helper.h>
#include "nouveau_drv.h"
#include "nouveau_reg.h"
#include "nouveau_encoder.h"
#include "nouveau_connector.h"
#include "nouveau_crtc.h"
#include "hw.h"
#include "tvnv17.h"
MODULE_PARM_DESC(tv_norm, "Default TV norm.\n"
"\t\tSupported: PAL, PAL-M, PAL-N, PAL-Nc, NTSC-M, NTSC-J,\n"
"\t\t\thd480i, hd480p, hd576i, hd576p, hd720p, hd1080i.\n"
"\t\tDefault: PAL\n"
"\t\t*NOTE* Ignored for cards with external TV encoders.");
static char *nouveau_tv_norm;
module_param_named(tv_norm, nouveau_tv_norm, charp, 0400);
static uint32_t nv42_tv_sample_load(struct drm_encoder *encoder)
{
struct drm_device *dev = encoder->dev;
struct nouveau_drm *drm = nouveau_drm(dev);
struct nvkm_gpio *gpio = nvxx_gpio(&drm->client.device);
uint32_t testval, regoffset = nv04_dac_output_offset(encoder);
uint32_t gpio0, gpio1, fp_htotal, fp_hsync_start, fp_hsync_end,
fp_control, test_ctrl, dacclk, ctv_14, ctv_1c, ctv_6c;
uint32_t sample = 0;
int head;
#define RGB_TEST_DATA(r, g, b) (r << 0 | g << 10 | b << 20)
testval = RGB_TEST_DATA(0x82, 0xeb, 0x82);
if (drm->vbios.tvdactestval)
testval = drm->vbios.tvdactestval;
dacclk = NVReadRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset);
head = (dacclk & 0x100) >> 8;
/* Save the previous state. */
gpio1 = nvkm_gpio_get(gpio, 0, DCB_GPIO_TVDAC1, 0xff);
gpio0 = nvkm_gpio_get(gpio, 0, DCB_GPIO_TVDAC0, 0xff);
fp_htotal = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_HTOTAL);
fp_hsync_start = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_START);
fp_hsync_end = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_END);
fp_control = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_TG_CONTROL);
test_ctrl = NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset);
ctv_1c = NVReadRAMDAC(dev, head, 0x680c1c);
ctv_14 = NVReadRAMDAC(dev, head, 0x680c14);
ctv_6c = NVReadRAMDAC(dev, head, 0x680c6c);
/* Prepare the DAC for load detection. */
nvkm_gpio_set(gpio, 0, DCB_GPIO_TVDAC1, 0xff, true);
nvkm_gpio_set(gpio, 0, DCB_GPIO_TVDAC0, 0xff, true);
NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HTOTAL, 1343);
NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_START, 1047);
NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_END, 1183);
NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_TG_CONTROL,
NV_PRAMDAC_FP_TG_CONTROL_DISPEN_POS |
NV_PRAMDAC_FP_TG_CONTROL_WIDTH_12 |
NV_PRAMDAC_FP_TG_CONTROL_READ_PROG |
NV_PRAMDAC_FP_TG_CONTROL_HSYNC_POS |
NV_PRAMDAC_FP_TG_CONTROL_VSYNC_POS);
NVWriteRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset, 0);
NVWriteRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset,
(dacclk & ~0xff) | 0x22);
msleep(1);
NVWriteRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset,
(dacclk & ~0xff) | 0x21);
NVWriteRAMDAC(dev, head, 0x680c1c, 1 << 20);
NVWriteRAMDAC(dev, head, 0x680c14, 4 << 16);
/* Sample pin 0x4 (usually S-video luma). */
NVWriteRAMDAC(dev, head, 0x680c6c, testval >> 10 & 0x3ff);
msleep(20);
sample |= NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset)
& 0x4 << 28;
/* Sample the remaining pins. */
NVWriteRAMDAC(dev, head, 0x680c6c, testval & 0x3ff);
msleep(20);
sample |= NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset)
& 0xa << 28;
/* Restore the previous state. */
NVWriteRAMDAC(dev, head, 0x680c1c, ctv_1c);
NVWriteRAMDAC(dev, head, 0x680c14, ctv_14);
NVWriteRAMDAC(dev, head, 0x680c6c, ctv_6c);
NVWriteRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset, dacclk);
NVWriteRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset, test_ctrl);
NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_TG_CONTROL, fp_control);
NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_END, fp_hsync_end);
NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_START, fp_hsync_start);
NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HTOTAL, fp_htotal);
nvkm_gpio_set(gpio, 0, DCB_GPIO_TVDAC1, 0xff, gpio1);
nvkm_gpio_set(gpio, 0, DCB_GPIO_TVDAC0, 0xff, gpio0);
return sample;
}
static bool
get_tv_detect_quirks(struct drm_device *dev, uint32_t *pin_mask)
{
struct nouveau_drm *drm = nouveau_drm(dev);
struct nvkm_device *device = nvxx_device(&drm->client.device);
if (device->quirk && device->quirk->tv_pin_mask) {
*pin_mask = device->quirk->tv_pin_mask;
return false;
}
return true;
}
static enum drm_connector_status
nv17_tv_detect(struct drm_encoder *encoder, struct drm_connector *connector)
{
struct drm_device *dev = encoder->dev;
struct nouveau_drm *drm = nouveau_drm(dev);
struct drm_mode_config *conf = &dev->mode_config;
struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder);
struct dcb_output *dcb = tv_enc->base.dcb;
bool reliable = get_tv_detect_quirks(dev, &tv_enc->pin_mask);
if (nv04_dac_in_use(encoder))
return connector_status_disconnected;
if (reliable) {
if (drm->client.device.info.chipset == 0x42 ||
drm->client.device.info.chipset == 0x43)
tv_enc->pin_mask =
nv42_tv_sample_load(encoder) >> 28 & 0xe;
else
tv_enc->pin_mask =
nv17_dac_sample_load(encoder) >> 28 & 0xe;
}
switch (tv_enc->pin_mask) {
case 0x2:
case 0x4:
tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_Composite;
break;
case 0xc:
tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_SVIDEO;
break;
case 0xe:
if (dcb->tvconf.has_component_output)
tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_Component;
else
tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_SCART;
break;
default:
tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_Unknown;
break;
}
drm_object_property_set_value(&connector->base,
conf->tv_subconnector_property,
tv_enc->subconnector);
if (!reliable) {
return connector_status_unknown;
} else if (tv_enc->subconnector) {
NV_INFO(drm, "Load detected on output %c\n",
'@' + ffs(dcb->or));
return connector_status_connected;
} else {
return connector_status_disconnected;
}
}
static int nv17_tv_get_ld_modes(struct drm_encoder *encoder,
struct drm_connector *connector)
{
struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
const struct drm_display_mode *tv_mode;
int n = 0;
for (tv_mode = nv17_tv_modes; tv_mode->hdisplay; tv_mode++) {
struct drm_display_mode *mode;
mode = drm_mode_duplicate(encoder->dev, tv_mode);
mode->clock = tv_norm->tv_enc_mode.vrefresh *
mode->htotal / 1000 *
mode->vtotal / 1000;
if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
mode->clock *= 2;
if (mode->hdisplay == tv_norm->tv_enc_mode.hdisplay &&
mode->vdisplay == tv_norm->tv_enc_mode.vdisplay)
mode->type |= DRM_MODE_TYPE_PREFERRED;
drm_mode_probed_add(connector, mode);
n++;
}
return n;
}
static int nv17_tv_get_hd_modes(struct drm_encoder *encoder,
struct drm_connector *connector)
{
struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
struct drm_display_mode *output_mode = &tv_norm->ctv_enc_mode.mode;
struct drm_display_mode *mode;
const struct {
int hdisplay;
int vdisplay;
} modes[] = {
{ 640, 400 },
{ 640, 480 },
{ 720, 480 },
{ 720, 576 },
{ 800, 600 },
{ 1024, 768 },
{ 1280, 720 },
{ 1280, 1024 },
{ 1920, 1080 }
};
int i, n = 0;
for (i = 0; i < ARRAY_SIZE(modes); i++) {
if (modes[i].hdisplay > output_mode->hdisplay ||
modes[i].vdisplay > output_mode->vdisplay)
continue;
if (modes[i].hdisplay == output_mode->hdisplay &&
modes[i].vdisplay == output_mode->vdisplay) {
mode = drm_mode_duplicate(encoder->dev, output_mode);
mode->type |= DRM_MODE_TYPE_PREFERRED;
} else {
mode = drm_cvt_mode(encoder->dev, modes[i].hdisplay,
modes[i].vdisplay, 60, false,
(output_mode->flags &
DRM_MODE_FLAG_INTERLACE), false);
}
/* CVT modes are sometimes unsuitable... */
if (output_mode->hdisplay <= 720
|| output_mode->hdisplay >= 1920) {
mode->htotal = output_mode->htotal;
mode->hsync_start = (mode->hdisplay + (mode->htotal
- mode->hdisplay) * 9 / 10) & ~7;
mode->hsync_end = mode->hsync_start + 8;
}
if (output_mode->vdisplay >= 1024) {
mode->vtotal = output_mode->vtotal;
mode->vsync_start = output_mode->vsync_start;
mode->vsync_end = output_mode->vsync_end;
}
mode->type |= DRM_MODE_TYPE_DRIVER;
drm_mode_probed_add(connector, mode);
n++;
}
return n;
}
static int nv17_tv_get_modes(struct drm_encoder *encoder,
struct drm_connector *connector)
{
struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
if (tv_norm->kind == CTV_ENC_MODE)
return nv17_tv_get_hd_modes(encoder, connector);
else
return nv17_tv_get_ld_modes(encoder, connector);
}
static int nv17_tv_mode_valid(struct drm_encoder *encoder,
struct drm_display_mode *mode)
{
struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
if (tv_norm->kind == CTV_ENC_MODE) {
struct drm_display_mode *output_mode =
&tv_norm->ctv_enc_mode.mode;
if (mode->clock > 400000)
return MODE_CLOCK_HIGH;
if (mode->hdisplay > output_mode->hdisplay ||
mode->vdisplay > output_mode->vdisplay)
return MODE_BAD;
if ((mode->flags & DRM_MODE_FLAG_INTERLACE) !=
(output_mode->flags & DRM_MODE_FLAG_INTERLACE))
return MODE_NO_INTERLACE;
if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
return MODE_NO_DBLESCAN;
} else {
const int vsync_tolerance = 600;
if (mode->clock > 70000)
return MODE_CLOCK_HIGH;
if (abs(drm_mode_vrefresh(mode) * 1000 -
tv_norm->tv_enc_mode.vrefresh) > vsync_tolerance)
return MODE_VSYNC;
/* The encoder takes care of the actual interlacing */
if (mode->flags & DRM_MODE_FLAG_INTERLACE)
return MODE_NO_INTERLACE;
}
return MODE_OK;
}
static bool nv17_tv_mode_fixup(struct drm_encoder *encoder,
const struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
if (nv04_dac_in_use(encoder))
return false;
if (tv_norm->kind == CTV_ENC_MODE)
adjusted_mode->clock = tv_norm->ctv_enc_mode.mode.clock;
else
adjusted_mode->clock = 90000;
return true;
}
static void nv17_tv_dpms(struct drm_encoder *encoder, int mode)
{
struct drm_device *dev = encoder->dev;
struct nouveau_drm *drm = nouveau_drm(dev);
struct nvkm_gpio *gpio = nvxx_gpio(&drm->client.device);
struct nv17_tv_state *regs = &to_tv_enc(encoder)->state;
struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
if (nouveau_encoder(encoder)->last_dpms == mode)
return;
nouveau_encoder(encoder)->last_dpms = mode;
NV_INFO(drm, "Setting dpms mode %d on TV encoder (output %d)\n",
mode, nouveau_encoder(encoder)->dcb->index);
regs->ptv_200 &= ~1;
if (tv_norm->kind == CTV_ENC_MODE) {
nv04_dfp_update_fp_control(encoder, mode);
} else {
nv04_dfp_update_fp_control(encoder, DRM_MODE_DPMS_OFF);
if (mode == DRM_MODE_DPMS_ON)
regs->ptv_200 |= 1;
}
nv_load_ptv(dev, regs, 200);
nvkm_gpio_set(gpio, 0, DCB_GPIO_TVDAC1, 0xff, mode == DRM_MODE_DPMS_ON);
nvkm_gpio_set(gpio, 0, DCB_GPIO_TVDAC0, 0xff, mode == DRM_MODE_DPMS_ON);
nv04_dac_update_dacclk(encoder, mode == DRM_MODE_DPMS_ON);
}
static void nv17_tv_prepare(struct drm_encoder *encoder)
{
struct drm_device *dev = encoder->dev;
struct nouveau_drm *drm = nouveau_drm(dev);
const struct drm_encoder_helper_funcs *helper = encoder->helper_private;
struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
int head = nouveau_crtc(encoder->crtc)->index;
uint8_t *cr_lcd = &nv04_display(dev)->mode_reg.crtc_reg[head].CRTC[
NV_CIO_CRE_LCD__INDEX];
uint32_t dacclk_off = NV_PRAMDAC_DACCLK +
nv04_dac_output_offset(encoder);
uint32_t dacclk;
helper->dpms(encoder, DRM_MODE_DPMS_OFF);
nv04_dfp_disable(dev, head);
/* Unbind any FP encoders from this head if we need the FP
* stuff enabled. */
if (tv_norm->kind == CTV_ENC_MODE) {
struct drm_encoder *enc;
list_for_each_entry(enc, &dev->mode_config.encoder_list, head) {
struct dcb_output *dcb = nouveau_encoder(enc)->dcb;
if ((dcb->type == DCB_OUTPUT_TMDS ||
dcb->type == DCB_OUTPUT_LVDS) &&
!enc->crtc &&
nv04_dfp_get_bound_head(dev, dcb) == head) {
nv04_dfp_bind_head(dev, dcb, head ^ 1,
drm->vbios.fp.dual_link);
}
}
}
if (tv_norm->kind == CTV_ENC_MODE)
*cr_lcd |= 0x1 | (head ? 0x0 : 0x8);
/* Set the DACCLK register */
dacclk = (NVReadRAMDAC(dev, 0, dacclk_off) & ~0x30) | 0x1;
if (drm->client.device.info.family == NV_DEVICE_INFO_V0_CURIE)
dacclk |= 0x1a << 16;
if (tv_norm->kind == CTV_ENC_MODE) {
dacclk |= 0x20;
if (head)
dacclk |= 0x100;
else
dacclk &= ~0x100;
} else {
dacclk |= 0x10;
}
NVWriteRAMDAC(dev, 0, dacclk_off, dacclk);
}
static void nv17_tv_mode_set(struct drm_encoder *encoder,
struct drm_display_mode *drm_mode,
struct drm_display_mode *adjusted_mode)
{
struct drm_device *dev = encoder->dev;
struct nouveau_drm *drm = nouveau_drm(dev);
int head = nouveau_crtc(encoder->crtc)->index;
struct nv04_crtc_reg *regs = &nv04_display(dev)->mode_reg.crtc_reg[head];
struct nv17_tv_state *tv_regs = &to_tv_enc(encoder)->state;
struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
int i;
regs->CRTC[NV_CIO_CRE_53] = 0x40; /* FP_HTIMING */
regs->CRTC[NV_CIO_CRE_54] = 0; /* FP_VTIMING */
regs->ramdac_630 = 0x2; /* turn off green mode (tv test pattern?) */
regs->tv_setup = 1;
regs->ramdac_8c0 = 0x0;
if (tv_norm->kind == TV_ENC_MODE) {
tv_regs->ptv_200 = 0x13111100;
if (head)
tv_regs->ptv_200 |= 0x10;
tv_regs->ptv_20c = 0x808010;
tv_regs->ptv_304 = 0x2d00000;
tv_regs->ptv_600 = 0x0;
tv_regs->ptv_60c = 0x0;
tv_regs->ptv_610 = 0x1e00000;
if (tv_norm->tv_enc_mode.vdisplay == 576) {
tv_regs->ptv_508 = 0x1200000;
tv_regs->ptv_614 = 0x33;
} else if (tv_norm->tv_enc_mode.vdisplay == 480) {
tv_regs->ptv_508 = 0xf00000;
tv_regs->ptv_614 = 0x13;
}
if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_RANKINE) {
tv_regs->ptv_500 = 0xe8e0;
tv_regs->ptv_504 = 0x1710;
tv_regs->ptv_604 = 0x0;
tv_regs->ptv_608 = 0x0;
} else {
if (tv_norm->tv_enc_mode.vdisplay == 576) {
tv_regs->ptv_604 = 0x20;
tv_regs->ptv_608 = 0x10;
tv_regs->ptv_500 = 0x19710;
tv_regs->ptv_504 = 0x68f0;
} else if (tv_norm->tv_enc_mode.vdisplay == 480) {
tv_regs->ptv_604 = 0x10;
tv_regs->ptv_608 = 0x20;
tv_regs->ptv_500 = 0x4b90;
tv_regs->ptv_504 = 0x1b480;
}
}
for (i = 0; i < 0x40; i++)
tv_regs->tv_enc[i] = tv_norm->tv_enc_mode.tv_enc[i];
} else {
struct drm_display_mode *output_mode =
&tv_norm->ctv_enc_mode.mode;
/* The registers in PRAMDAC+0xc00 control some timings and CSC
* parameters for the CTV encoder (It's only used for "HD" TV
* modes, I don't think I have enough working to guess what
* they exactly mean...), it's probably connected at the
* output of the FP encoder, but it also needs the analog
* encoder in its OR enabled and routed to the head it's
* using. It's enabled with the DACCLK register, bits [5:4].
*/
for (i = 0; i < 38; i++)
regs->ctv_regs[i] = tv_norm->ctv_enc_mode.ctv_regs[i];
regs->fp_horiz_regs[FP_DISPLAY_END] = output_mode->hdisplay - 1;
regs->fp_horiz_regs[FP_TOTAL] = output_mode->htotal - 1;
regs->fp_horiz_regs[FP_SYNC_START] =
output_mode->hsync_start - 1;
regs->fp_horiz_regs[FP_SYNC_END] = output_mode->hsync_end - 1;
regs->fp_horiz_regs[FP_CRTC] = output_mode->hdisplay +
max((output_mode->hdisplay-600)/40 - 1, 1);
regs->fp_vert_regs[FP_DISPLAY_END] = output_mode->vdisplay - 1;
regs->fp_vert_regs[FP_TOTAL] = output_mode->vtotal - 1;
regs->fp_vert_regs[FP_SYNC_START] =
output_mode->vsync_start - 1;
regs->fp_vert_regs[FP_SYNC_END] = output_mode->vsync_end - 1;
regs->fp_vert_regs[FP_CRTC] = output_mode->vdisplay - 1;
regs->fp_control = NV_PRAMDAC_FP_TG_CONTROL_DISPEN_POS |
NV_PRAMDAC_FP_TG_CONTROL_READ_PROG |
NV_PRAMDAC_FP_TG_CONTROL_WIDTH_12;
if (output_mode->flags & DRM_MODE_FLAG_PVSYNC)
regs->fp_control |= NV_PRAMDAC_FP_TG_CONTROL_VSYNC_POS;
if (output_mode->flags & DRM_MODE_FLAG_PHSYNC)
regs->fp_control |= NV_PRAMDAC_FP_TG_CONTROL_HSYNC_POS;
regs->fp_debug_0 = NV_PRAMDAC_FP_DEBUG_0_YWEIGHT_ROUND |
NV_PRAMDAC_FP_DEBUG_0_XWEIGHT_ROUND |
NV_PRAMDAC_FP_DEBUG_0_YINTERP_BILINEAR |
NV_PRAMDAC_FP_DEBUG_0_XINTERP_BILINEAR |
NV_RAMDAC_FP_DEBUG_0_TMDS_ENABLED |
NV_PRAMDAC_FP_DEBUG_0_YSCALE_ENABLE |
NV_PRAMDAC_FP_DEBUG_0_XSCALE_ENABLE;
regs->fp_debug_2 = 0;
regs->fp_margin_color = 0x801080;
}
}
static void nv17_tv_commit(struct drm_encoder *encoder)
{
struct drm_device *dev = encoder->dev;
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc);
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
const struct drm_encoder_helper_funcs *helper = encoder->helper_private;
if (get_tv_norm(encoder)->kind == TV_ENC_MODE) {
nv17_tv_update_rescaler(encoder);
nv17_tv_update_properties(encoder);
} else {
nv17_ctv_update_rescaler(encoder);
}
nv17_tv_state_load(dev, &to_tv_enc(encoder)->state);
/* This could use refinement for flatpanels, but it should work */
if (drm->client.device.info.chipset < 0x44)
NVWriteRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL +
nv04_dac_output_offset(encoder),
0xf0000000);
else
NVWriteRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL +
nv04_dac_output_offset(encoder),
0x00100000);
helper->dpms(encoder, DRM_MODE_DPMS_ON);
NV_INFO(drm, "Output %s is running on CRTC %d using output %c\n",
nv04_encoder_get_connector(nv_encoder)->base.name,
nv_crtc->index, '@' + ffs(nv_encoder->dcb->or));
}
static void nv17_tv_save(struct drm_encoder *encoder)
{
struct drm_device *dev = encoder->dev;
struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder);
nouveau_encoder(encoder)->restore.output =
NVReadRAMDAC(dev, 0,
NV_PRAMDAC_DACCLK +
nv04_dac_output_offset(encoder));
nv17_tv_state_save(dev, &tv_enc->saved_state);
tv_enc->state.ptv_200 = tv_enc->saved_state.ptv_200;
}
static void nv17_tv_restore(struct drm_encoder *encoder)
{
struct drm_device *dev = encoder->dev;
NVWriteRAMDAC(dev, 0, NV_PRAMDAC_DACCLK +
nv04_dac_output_offset(encoder),
nouveau_encoder(encoder)->restore.output);
nv17_tv_state_load(dev, &to_tv_enc(encoder)->saved_state);
nouveau_encoder(encoder)->last_dpms = NV_DPMS_CLEARED;
}
static int nv17_tv_create_resources(struct drm_encoder *encoder,
struct drm_connector *connector)
{
struct drm_device *dev = encoder->dev;
struct nouveau_drm *drm = nouveau_drm(dev);
struct drm_mode_config *conf = &dev->mode_config;
struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder);
struct dcb_output *dcb = nouveau_encoder(encoder)->dcb;
int num_tv_norms = dcb->tvconf.has_component_output ? NUM_TV_NORMS :
NUM_LD_TV_NORMS;
int i;
if (nouveau_tv_norm) {
i = match_string(nv17_tv_norm_names, num_tv_norms,
nouveau_tv_norm);
if (i < 0)
NV_WARN(drm, "Invalid TV norm setting \"%s\"\n",
nouveau_tv_norm);
else
tv_enc->tv_norm = i;
}
drm_mode_create_tv_properties_legacy(dev, num_tv_norms, nv17_tv_norm_names);
drm_object_attach_property(&connector->base,
conf->tv_select_subconnector_property,
tv_enc->select_subconnector);
drm_object_attach_property(&connector->base,
conf->tv_subconnector_property,
tv_enc->subconnector);
drm_object_attach_property(&connector->base,
conf->legacy_tv_mode_property,
tv_enc->tv_norm);
drm_object_attach_property(&connector->base,
conf->tv_flicker_reduction_property,
tv_enc->flicker);
drm_object_attach_property(&connector->base,
conf->tv_saturation_property,
tv_enc->saturation);
drm_object_attach_property(&connector->base,
conf->tv_hue_property,
tv_enc->hue);
drm_object_attach_property(&connector->base,
conf->tv_overscan_property,
tv_enc->overscan);
return 0;
}
static int nv17_tv_set_property(struct drm_encoder *encoder,
struct drm_connector *connector,
struct drm_property *property,
uint64_t val)
{
struct drm_mode_config *conf = &encoder->dev->mode_config;
struct drm_crtc *crtc = encoder->crtc;
struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder);
struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
bool modes_changed = false;
if (property == conf->tv_overscan_property) {
tv_enc->overscan = val;
if (encoder->crtc) {
if (tv_norm->kind == CTV_ENC_MODE)
nv17_ctv_update_rescaler(encoder);
else
nv17_tv_update_rescaler(encoder);
}
} else if (property == conf->tv_saturation_property) {
if (tv_norm->kind != TV_ENC_MODE)
return -EINVAL;
tv_enc->saturation = val;
nv17_tv_update_properties(encoder);
} else if (property == conf->tv_hue_property) {
if (tv_norm->kind != TV_ENC_MODE)
return -EINVAL;
tv_enc->hue = val;
nv17_tv_update_properties(encoder);
} else if (property == conf->tv_flicker_reduction_property) {
if (tv_norm->kind != TV_ENC_MODE)
return -EINVAL;
tv_enc->flicker = val;
if (encoder->crtc)
nv17_tv_update_rescaler(encoder);
} else if (property == conf->legacy_tv_mode_property) {
if (connector->dpms != DRM_MODE_DPMS_OFF)
return -EINVAL;
tv_enc->tv_norm = val;
modes_changed = true;
} else if (property == conf->tv_select_subconnector_property) {
if (tv_norm->kind != TV_ENC_MODE)
return -EINVAL;
tv_enc->select_subconnector = val;
nv17_tv_update_properties(encoder);
} else {
return -EINVAL;
}
if (modes_changed) {
drm_helper_probe_single_connector_modes(connector, 0, 0);
/* Disable the crtc to ensure a full modeset is
* performed whenever it's turned on again. */
if (crtc)
drm_crtc_helper_set_mode(crtc, &crtc->mode,
crtc->x, crtc->y,
crtc->primary->fb);
}
return 0;
}
static void nv17_tv_destroy(struct drm_encoder *encoder)
{
struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder);
drm_encoder_cleanup(encoder);
kfree(tv_enc);
}
static const struct drm_encoder_helper_funcs nv17_tv_helper_funcs = {
.dpms = nv17_tv_dpms,
.mode_fixup = nv17_tv_mode_fixup,
.prepare = nv17_tv_prepare,
.commit = nv17_tv_commit,
.mode_set = nv17_tv_mode_set,
.detect = nv17_tv_detect,
};
static const struct drm_encoder_slave_funcs nv17_tv_slave_funcs = {
.get_modes = nv17_tv_get_modes,
.mode_valid = nv17_tv_mode_valid,
.create_resources = nv17_tv_create_resources,
.set_property = nv17_tv_set_property,
};
static const struct drm_encoder_funcs nv17_tv_funcs = {
.destroy = nv17_tv_destroy,
};
int
nv17_tv_create(struct drm_connector *connector, struct dcb_output *entry)
{
struct drm_device *dev = connector->dev;
struct drm_encoder *encoder;
struct nv17_tv_encoder *tv_enc = NULL;
tv_enc = kzalloc(sizeof(*tv_enc), GFP_KERNEL);
if (!tv_enc)
return -ENOMEM;
tv_enc->overscan = 50;
tv_enc->flicker = 50;
tv_enc->saturation = 50;
tv_enc->hue = 0;
tv_enc->tv_norm = TV_NORM_PAL;
tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_Unknown;
tv_enc->select_subconnector = DRM_MODE_SUBCONNECTOR_Automatic;
tv_enc->pin_mask = 0;
encoder = to_drm_encoder(&tv_enc->base);
tv_enc->base.dcb = entry;
tv_enc->base.or = ffs(entry->or) - 1;
drm_encoder_init(dev, encoder, &nv17_tv_funcs, DRM_MODE_ENCODER_TVDAC,
NULL);
drm_encoder_helper_add(encoder, &nv17_tv_helper_funcs);
to_encoder_slave(encoder)->slave_funcs = &nv17_tv_slave_funcs;
tv_enc->base.enc_save = nv17_tv_save;
tv_enc->base.enc_restore = nv17_tv_restore;
encoder->possible_crtcs = entry->heads;
encoder->possible_clones = 0;
nv17_tv_create_resources(encoder, connector);
drm_connector_attach_encoder(connector, encoder);
return 0;
}
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