![Ville Syrjälä](/assets/img/avatar_default.png)
Done with coccinelle for the most part. However, it thinks '...' is part of the semantic patch, so I put an 'int DOTDOTDOT' placeholder in its place and got rid of it with sed afterwards. @@ identifier dev, encoder, funcs; @@ int drm_encoder_init(struct drm_device *dev, struct drm_encoder *encoder, const struct drm_encoder_funcs *funcs, int encoder_type + ,const char *name, int DOTDOTDOT ) { ... } @@ identifier dev, encoder, funcs; @@ int drm_encoder_init(struct drm_device *dev, struct drm_encoder *encoder, const struct drm_encoder_funcs *funcs, int encoder_type + ,const char *name, int DOTDOTDOT ); @@ expression E1, E2, E3, E4; @@ drm_encoder_init(E1, E2, E3, E4 + ,NULL ) v2: Add ', or NULL...' to @name kernel doc (Jani) Annotate the function with __printf() attribute (Jani) Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1449670818-2966-1-git-send-email-ville.syrjala@linux.intel.com
256 lines
7.4 KiB
C
256 lines
7.4 KiB
C
/*
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* Copyright (C) 2009 Francisco Jerez.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include <drm/drmP.h>
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#include "nouveau_drm.h"
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#include "nouveau_reg.h"
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#include "nouveau_encoder.h"
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#include "nouveau_connector.h"
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#include "nouveau_crtc.h"
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#include "hw.h"
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#include <drm/drm_crtc_helper.h>
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#include <drm/i2c/ch7006.h>
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static struct nvkm_i2c_bus_probe nv04_tv_encoder_info[] = {
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{
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{
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I2C_BOARD_INFO("ch7006", 0x75),
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.platform_data = &(struct ch7006_encoder_params) {
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CH7006_FORMAT_RGB24m12I, CH7006_CLOCK_MASTER,
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0, 0, 0,
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CH7006_SYNC_SLAVE, CH7006_SYNC_SEPARATED,
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CH7006_POUT_3_3V, CH7006_ACTIVE_HSYNC
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}
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},
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0
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},
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{ }
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};
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int nv04_tv_identify(struct drm_device *dev, int i2c_index)
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{
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struct nouveau_drm *drm = nouveau_drm(dev);
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struct nvkm_i2c *i2c = nvxx_i2c(&drm->device);
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struct nvkm_i2c_bus *bus = nvkm_i2c_bus_find(i2c, i2c_index);
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if (bus) {
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return nvkm_i2c_bus_probe(bus, "TV encoder",
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nv04_tv_encoder_info,
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NULL, NULL);
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}
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return -ENODEV;
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}
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#define PLLSEL_TV_CRTC1_MASK \
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(NV_PRAMDAC_PLL_COEFF_SELECT_TV_VSCLK1 \
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| NV_PRAMDAC_PLL_COEFF_SELECT_TV_PCLK1)
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#define PLLSEL_TV_CRTC2_MASK \
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(NV_PRAMDAC_PLL_COEFF_SELECT_TV_VSCLK2 \
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| NV_PRAMDAC_PLL_COEFF_SELECT_TV_PCLK2)
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static void nv04_tv_dpms(struct drm_encoder *encoder, int mode)
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{
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struct drm_device *dev = encoder->dev;
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struct nouveau_drm *drm = nouveau_drm(dev);
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struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
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struct nv04_mode_state *state = &nv04_display(dev)->mode_reg;
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uint8_t crtc1A;
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NV_DEBUG(drm, "Setting dpms mode %d on TV encoder (output %d)\n",
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mode, nv_encoder->dcb->index);
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state->pllsel &= ~(PLLSEL_TV_CRTC1_MASK | PLLSEL_TV_CRTC2_MASK);
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if (mode == DRM_MODE_DPMS_ON) {
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int head = nouveau_crtc(encoder->crtc)->index;
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crtc1A = NVReadVgaCrtc(dev, head, NV_CIO_CRE_RPC1_INDEX);
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state->pllsel |= head ? PLLSEL_TV_CRTC2_MASK :
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PLLSEL_TV_CRTC1_MASK;
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/* Inhibit hsync */
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crtc1A |= 0x80;
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NVWriteVgaCrtc(dev, head, NV_CIO_CRE_RPC1_INDEX, crtc1A);
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}
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NVWriteRAMDAC(dev, 0, NV_PRAMDAC_PLL_COEFF_SELECT, state->pllsel);
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get_slave_funcs(encoder)->dpms(encoder, mode);
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}
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static void nv04_tv_bind(struct drm_device *dev, int head, bool bind)
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{
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struct nv04_crtc_reg *state = &nv04_display(dev)->mode_reg.crtc_reg[head];
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state->tv_setup = 0;
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if (bind)
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state->CRTC[NV_CIO_CRE_49] |= 0x10;
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else
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state->CRTC[NV_CIO_CRE_49] &= ~0x10;
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NVWriteVgaCrtc(dev, head, NV_CIO_CRE_LCD__INDEX,
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state->CRTC[NV_CIO_CRE_LCD__INDEX]);
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NVWriteVgaCrtc(dev, head, NV_CIO_CRE_49,
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state->CRTC[NV_CIO_CRE_49]);
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NVWriteRAMDAC(dev, head, NV_PRAMDAC_TV_SETUP,
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state->tv_setup);
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}
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static void nv04_tv_prepare(struct drm_encoder *encoder)
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{
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struct drm_device *dev = encoder->dev;
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int head = nouveau_crtc(encoder->crtc)->index;
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const struct drm_encoder_helper_funcs *helper = encoder->helper_private;
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helper->dpms(encoder, DRM_MODE_DPMS_OFF);
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nv04_dfp_disable(dev, head);
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if (nv_two_heads(dev))
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nv04_tv_bind(dev, head ^ 1, false);
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nv04_tv_bind(dev, head, true);
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}
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static void nv04_tv_mode_set(struct drm_encoder *encoder,
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struct drm_display_mode *mode,
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struct drm_display_mode *adjusted_mode)
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{
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struct drm_device *dev = encoder->dev;
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struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc);
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struct nv04_crtc_reg *regp = &nv04_display(dev)->mode_reg.crtc_reg[nv_crtc->index];
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regp->tv_htotal = adjusted_mode->htotal;
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regp->tv_vtotal = adjusted_mode->vtotal;
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/* These delay the TV signals with respect to the VGA port,
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* they might be useful if we ever allow a CRTC to drive
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* multiple outputs.
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*/
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regp->tv_hskew = 1;
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regp->tv_hsync_delay = 1;
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regp->tv_hsync_delay2 = 64;
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regp->tv_vskew = 1;
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regp->tv_vsync_delay = 1;
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get_slave_funcs(encoder)->mode_set(encoder, mode, adjusted_mode);
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}
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static void nv04_tv_commit(struct drm_encoder *encoder)
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{
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struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
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struct drm_device *dev = encoder->dev;
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struct nouveau_drm *drm = nouveau_drm(dev);
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struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc);
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const struct drm_encoder_helper_funcs *helper = encoder->helper_private;
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helper->dpms(encoder, DRM_MODE_DPMS_ON);
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NV_DEBUG(drm, "Output %s is running on CRTC %d using output %c\n",
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nouveau_encoder_connector_get(nv_encoder)->base.name,
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nv_crtc->index, '@' + ffs(nv_encoder->dcb->or));
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}
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static void nv04_tv_destroy(struct drm_encoder *encoder)
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{
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get_slave_funcs(encoder)->destroy(encoder);
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drm_encoder_cleanup(encoder);
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kfree(encoder->helper_private);
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kfree(nouveau_encoder(encoder));
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}
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static const struct drm_encoder_funcs nv04_tv_funcs = {
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.destroy = nv04_tv_destroy,
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};
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static const struct drm_encoder_helper_funcs nv04_tv_helper_funcs = {
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.dpms = nv04_tv_dpms,
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.mode_fixup = drm_i2c_encoder_mode_fixup,
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.prepare = nv04_tv_prepare,
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.commit = nv04_tv_commit,
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.mode_set = nv04_tv_mode_set,
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.detect = drm_i2c_encoder_detect,
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};
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int
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nv04_tv_create(struct drm_connector *connector, struct dcb_output *entry)
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{
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struct nouveau_encoder *nv_encoder;
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struct drm_encoder *encoder;
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struct drm_device *dev = connector->dev;
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struct nouveau_drm *drm = nouveau_drm(dev);
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struct nvkm_i2c *i2c = nvxx_i2c(&drm->device);
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struct nvkm_i2c_bus *bus = nvkm_i2c_bus_find(i2c, entry->i2c_index);
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int type, ret;
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/* Ensure that we can talk to this encoder */
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type = nv04_tv_identify(dev, entry->i2c_index);
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if (type < 0)
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return type;
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/* Allocate the necessary memory */
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nv_encoder = kzalloc(sizeof(*nv_encoder), GFP_KERNEL);
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if (!nv_encoder)
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return -ENOMEM;
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/* Initialize the common members */
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encoder = to_drm_encoder(nv_encoder);
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drm_encoder_init(dev, encoder, &nv04_tv_funcs, DRM_MODE_ENCODER_TVDAC,
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NULL);
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drm_encoder_helper_add(encoder, &nv04_tv_helper_funcs);
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nv_encoder->enc_save = drm_i2c_encoder_save;
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nv_encoder->enc_restore = drm_i2c_encoder_restore;
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encoder->possible_crtcs = entry->heads;
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encoder->possible_clones = 0;
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nv_encoder->dcb = entry;
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nv_encoder->or = ffs(entry->or) - 1;
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/* Run the slave-specific initialization */
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ret = drm_i2c_encoder_init(dev, to_encoder_slave(encoder),
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&bus->i2c,
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&nv04_tv_encoder_info[type].dev);
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if (ret < 0)
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goto fail_cleanup;
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/* Attach it to the specified connector. */
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get_slave_funcs(encoder)->create_resources(encoder, connector);
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drm_mode_connector_attach_encoder(connector, encoder);
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return 0;
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fail_cleanup:
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drm_encoder_cleanup(encoder);
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kfree(nv_encoder);
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return ret;
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}
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