Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755641AbaAILLa (ORCPT ); Thu, 9 Jan 2014 06:11:30 -0500 Received: from smtp1-g21.free.fr ([212.27.42.1]:36476 "EHLO smtp1-g21.free.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751753AbaAILL0 convert rfc822-to-8bit (ORCPT ); Thu, 9 Jan 2014 06:11:26 -0500 Date: Thu, 9 Jan 2014 12:04:48 +0100 From: Jean-Francois Moine To: dri-devel@lists.freedesktop.org Cc: Dave Airlie , Rob Clark , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 15/28] drm/i2c: tda998x: use the tda998x video format when cea mode Message-ID: <20140109120448.24d89eba@armhf> X-Mailer: Claws Mail 3.9.3 (GTK+ 2.24.22; arm-unknown-linux-gnueabihf) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch uses the tda998x video format tied to the CEA mode. This reduces the number of i2c exchanges. Signed-off-by: Jean-Francois Moine --- drivers/gpu/drm/i2c/tda998x_drv.c | 143 +++++++++++++++++---- 1 file changed, 118 insertions(+), 25 deletions(-) diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c index 0cae820..91bd4e8 100644 --- a/drivers/gpu/drm/i2c/tda998x_drv.c +++ b/drivers/gpu/drm/i2c/tda998x_drv.c @@ -344,6 +344,85 @@ struct tda998x_priv { #define TDA19989N2 0x0202 #define TDA19988 0x0301 +/* REG_VIDFORMAT values */ +enum e_vfmt { /* cea mode */ + E_VFMT_INVALID = 0xff, + E_VFMT_640x480p_60Hz = 0, /* 1 */ + E_VFMT_720x480p_60Hz, /* 2/3 */ + E_VFMT_1280x720p_60Hz, /* 4 */ + E_VFMT_1920x1080i_60Hz, /* 5 */ + E_VFMT_720x480i_60Hz, /* 6/7 */ + E_VFMT_720x240p_60Hz, /*NT 8/9 */ + E_VFMT_1920x1080p_60Hz, /* 16 */ + E_VFMT_720x576p_50Hz, /* 17/18 */ + E_VFMT_1280x720p_50Hz, /* 19 */ + E_VFMT_1920x1080i_50Hz, /* 20 */ + E_VFMT_720x576i_50Hz, /* 21/22 */ + E_VFMT_720x288p_50Hz, /* 23/24 */ + E_VFMT_1920x1080p_50Hz, /* 31 */ + E_VFMT_1920x1080p_24Hz, /* 32 */ + E_VFMT_1440x576p_50Hz, /* 29/30 */ + E_VFMT_1440x480p_60Hz, /* 14/15 */ + E_VFMT_2880x480p_60Hz, /* 35/36 */ + E_VFMT_2880x576p_50Hz, /* 37/38 */ + E_VFMT_2880x480i_60Hz, /* 10/11*/ + E_VFMT_2880x480i_60Hz_PR2, /* 10/11*/ + E_VFMT_2880x480i_60Hz_PR4, /* 10/11*/ + E_VFMT_2880x576i_50Hz, /* 25/26 */ + E_VFMT_2880x576i_50Hz_PR2, /* 25/26 */ + E_VFMT_720x480p_60Hz_FP, /* 2/3 FP */ + E_VFMT_1280x720p_60Hz_FP, /* 4 FP */ + E_VFMT_720x576p_50Hz_FP, /* 17/18 FP */ + E_VFMT_1280x720p_50Hz_FP, /* 19 FP */ + E_VFMT_1920x1080p_24Hz_FP, /* 32 FP */ + E_VFMT_1920x1080p_25Hz_FP, /* 33 FP */ + E_VFMT_1920x1080p_30Hz_FP, /* 34 FP */ + E_VFMT_1920x1080i_60Hz_FP, /* 5 FP */ + E_VFMT_1920x1080i_50Hz_FP, /* 20 FP */ +}; +/* cea mode to VIDFORMAT register */ +static u8 cea2vid[] = { + E_VFMT_INVALID, /* 00 */ + E_VFMT_640x480p_60Hz, /* 01_640x480p_60Hz */ + E_VFMT_720x480p_60Hz, /* 02_720x480p_60Hz */ + E_VFMT_720x480p_60Hz, /* 03_720x480p_60Hz */ + E_VFMT_1280x720p_60Hz, /* 04_1280x720p_60Hz */ + E_VFMT_1920x1080i_60Hz, /* 05_1920x1080i_60Hz */ + E_VFMT_720x480i_60Hz, /* 06_720x480i_60Hz */ + E_VFMT_720x480i_60Hz, /* 07_720x480i_60Hz */ + E_VFMT_720x240p_60Hz, /* 08_720x240p_60Hz */ + E_VFMT_720x240p_60Hz, /* 09_720x240p_60Hz */ + E_VFMT_2880x480i_60Hz_PR4, /* 10_720x480i_60Hz */ + E_VFMT_2880x480i_60Hz_PR4, /* 11_720x480i_60Hz */ + E_VFMT_INVALID, /* 12 */ + E_VFMT_INVALID, /* 13 */ + E_VFMT_1440x480p_60Hz, /* 14_1440x480p_60Hz */ + E_VFMT_1440x480p_60Hz, /* 15_1440x480p_60Hz */ + E_VFMT_1920x1080p_60Hz, /* 16_1920x1080p_60Hz */ + E_VFMT_720x576p_50Hz, /* 17_720x576p_50Hz */ + E_VFMT_720x576p_50Hz, /* 18_720x576p_50Hz */ + E_VFMT_1280x720p_50Hz, /* 19_1280x720p_50Hz */ + E_VFMT_1920x1080i_50Hz, /* 20_1920x1080i_50Hz */ + E_VFMT_720x576i_50Hz, /* 21_720x576i_50Hz */ + E_VFMT_720x576i_50Hz, /* 22_720x576i_50Hz */ + E_VFMT_720x288p_50Hz, /* 23_720x288p_50Hz */ + E_VFMT_720x288p_50Hz, /* 24_720x288p_50Hz */ + E_VFMT_2880x576i_50Hz, /* 25_720x576i_50Hz */ + E_VFMT_2880x576i_50Hz, /* 26_720x576i_50Hz */ + E_VFMT_INVALID, /* 27 */ + E_VFMT_INVALID, /* 28 */ + E_VFMT_1440x576p_50Hz, /* 29_1440x576p_50Hz */ + E_VFMT_1440x576p_50Hz, /* 30_1440x576p_50Hz */ + E_VFMT_1920x1080p_50Hz, /* 31_1920x1080p_50Hz */ + E_VFMT_1920x1080p_24Hz, /* 32_1920x1080p_24Hz */ + E_VFMT_INVALID, /* 33_1920x1080p_25Hz */ + E_VFMT_INVALID, /* 34_1920x1080p_30Hz */ + E_VFMT_2880x480p_60Hz, /* 35_2880x480p_60Hz */ + E_VFMT_2880x480p_60Hz, /* 36_2880x480p_60Hz */ + E_VFMT_720x576p_50Hz, /* 37_2880x576p_50Hz */ + E_VFMT_720x576p_50Hz, /* 38_2880x576p_50Hz */ +}; + static void cec_write(struct tda998x_priv *priv, uint16_t addr, uint8_t val) { @@ -723,6 +802,7 @@ tda998x_configure_audio(struct tda998x_priv *priv, /* DRM encoder functions */ +/* this function is not called when no info->platform (DT support) */ static void tda998x_encoder_set_config(struct drm_encoder *encoder, void *params) { @@ -826,6 +906,7 @@ tda998x_encoder_mode_set(struct drm_encoder *encoder, uint16_t vwin2_line_s, vwin2_line_e; uint16_t de_pix_s, de_pix_e; uint8_t reg, div, rep; + u8 cea_mode; mode = adjusted_mode; @@ -946,31 +1027,43 @@ tda998x_encoder_mode_set(struct drm_encoder *encoder, reg |= VIP_CNTRL_3_V_TGL; reg_write(priv, REG_VIP_CNTRL_3, reg); - reg_write(priv, REG_VIDFORMAT, 0x00); - reg_write16(priv, REG_REFPIX_MSB, ref_pix); - reg_write16(priv, REG_REFLINE_MSB, ref_line); - reg_write16(priv, REG_NPIX_MSB, n_pix); - reg_write16(priv, REG_NLINE_MSB, n_line); - reg_write16(priv, REG_VS_LINE_STRT_1_MSB, vs1_line_s); - reg_write16(priv, REG_VS_PIX_STRT_1_MSB, vs1_pix_s); - reg_write16(priv, REG_VS_LINE_END_1_MSB, vs1_line_e); - reg_write16(priv, REG_VS_PIX_END_1_MSB, vs1_pix_e); - reg_write16(priv, REG_VS_LINE_STRT_2_MSB, vs2_line_s); - reg_write16(priv, REG_VS_PIX_STRT_2_MSB, vs2_pix_s); - reg_write16(priv, REG_VS_LINE_END_2_MSB, vs2_line_e); - reg_write16(priv, REG_VS_PIX_END_2_MSB, vs2_pix_e); - reg_write16(priv, REG_HS_PIX_START_MSB, hs_pix_s); - reg_write16(priv, REG_HS_PIX_STOP_MSB, hs_pix_e); - reg_write16(priv, REG_VWIN_START_1_MSB, vwin1_line_s); - reg_write16(priv, REG_VWIN_END_1_MSB, vwin1_line_e); - reg_write16(priv, REG_VWIN_START_2_MSB, vwin2_line_s); - reg_write16(priv, REG_VWIN_END_2_MSB, vwin2_line_e); - reg_write16(priv, REG_DE_START_MSB, de_pix_s); - reg_write16(priv, REG_DE_STOP_MSB, de_pix_e); - - if (priv->rev == TDA19988) { - /* let incoming pixels fill the active space (if any) */ - reg_write(priv, REG_ENABLE_SPACE, 0x01); + /* + * if one of the cea modes, set the video format + * otherwise, set all values + */ + cea_mode = drm_match_cea_mode(mode); + if (cea_mode >= ARRAY_SIZE(cea2vid)) + cea_mode = 0; + if (cea2vid[cea_mode] != E_VFMT_INVALID) { + reg_write(priv, REG_VIDFORMAT, cea2vid[cea_mode]); + } else { + reg_write(priv, REG_VIDFORMAT, 0x00); + reg_write16(priv, REG_REFPIX_MSB, ref_pix); + reg_write16(priv, REG_REFLINE_MSB, ref_line); + reg_write16(priv, REG_NPIX_MSB, n_pix); + reg_write16(priv, REG_NLINE_MSB, n_line); + reg_write16(priv, REG_VS_LINE_STRT_1_MSB, vs1_line_s); + reg_write16(priv, REG_VS_PIX_STRT_1_MSB, vs1_pix_s); + reg_write16(priv, REG_VS_LINE_END_1_MSB, vs1_line_e); + reg_write16(priv, REG_VS_PIX_END_1_MSB, vs1_pix_e); + reg_write16(priv, REG_VS_LINE_STRT_2_MSB, vs2_line_s); + reg_write16(priv, REG_VS_PIX_STRT_2_MSB, vs2_pix_s); + reg_write16(priv, REG_VS_LINE_END_2_MSB, vs2_line_e); + reg_write16(priv, REG_VS_PIX_END_2_MSB, vs2_pix_e); + reg_write16(priv, REG_HS_PIX_START_MSB, hs_pix_s); + reg_write16(priv, REG_HS_PIX_STOP_MSB, hs_pix_e); + reg_write16(priv, REG_VWIN_START_1_MSB, vwin1_line_s); + reg_write16(priv, REG_VWIN_END_1_MSB, vwin1_line_e); + reg_write16(priv, REG_VWIN_START_2_MSB, vwin2_line_s); + reg_write16(priv, REG_VWIN_END_2_MSB, vwin2_line_e); + reg_write16(priv, REG_DE_START_MSB, de_pix_s); + reg_write16(priv, REG_DE_STOP_MSB, de_pix_e); + + + if (priv->rev == TDA19988) { + /* let incoming pixels fill the active space (if any) */ + reg_write(priv, REG_ENABLE_SPACE, 0x01); + } } /* must be last register set: */ -- Ken ar c'hentañ | ** Breizh ha Linux atav! ** Jef | http://moinejf.free.fr/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/