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Received: from [2a01:799:961:d200:cca0:57ac:c55d:a485] (port=63560) by smtp.domeneshop.no with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oT6U7-0004Rm-3e; Tue, 30 Aug 2022 21:01:15 +0200 Message-ID: <199cf4b3-8ace-e047-3050-b810cf0c6b63@tronnes.org> Date: Tue, 30 Aug 2022 21:01:08 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.13.0 Subject: Re: [PATCH v2 32/41] drm/vc4: vec: Convert to the new TV mode property To: Maxime Ripard , Maxime Ripard , Ben Skeggs , David Airlie , Chen-Yu Tsai , Thomas Zimmermann , Jani Nikula , Lyude Paul , Philipp Zabel , Maarten Lankhorst , Rodrigo Vivi , Tvrtko Ursulin , Jernej Skrabec , Samuel Holland , Karol Herbst , Emma Anholt , Daniel Vetter , Joonas Lahtinen Cc: Hans de Goede , linux-arm-kernel@lists.infradead.org, Phil Elwell , intel-gfx@lists.freedesktop.org, Dave Stevenson , dri-devel@lists.freedesktop.org, Dom Cobley , linux-kernel@vger.kernel.org, nouveau@lists.freedesktop.org, linux-sunxi@lists.linux.dev, Mateusz Kwiatkowski , Geert Uytterhoeven , =?UTF-8?Q?Noralf_Tr=c3=b8nnes?= References: <20220728-rpi-analog-tv-properties-v2-0-459522d653a7@cerno.tech> <20220728-rpi-analog-tv-properties-v2-32-459522d653a7@cerno.tech> From: =?UTF-8?Q?Noralf_Tr=c3=b8nnes?= In-Reply-To: <20220728-rpi-analog-tv-properties-v2-32-459522d653a7@cerno.tech> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220830_120117_887797_DE7CF964 X-CRM114-Status: GOOD ( 18.34 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Den 29.08.2022 15.11, skrev Maxime Ripard: > Now that the core can deal fine with analog TV modes, let's convert the vc4 > > VEC driver to leverage those new features. > > > > We've added some backward compatibility to support the old TV mode property > > and translate it into the new TV norm property. > > > > Signed-off-by: Maxime Ripard > > > > diff --git a/drivers/gpu/drm/vc4/vc4_vec.c b/drivers/gpu/drm/vc4/vc4_vec.c > > index ba6f81908923..58286acf4b9e 100644 > > --- a/drivers/gpu/drm/vc4/vc4_vec.c > > +++ b/drivers/gpu/drm/vc4/vc4_vec.c > @@ -192,7 +200,7 @@ enum vc4_vec_tv_mode_id { > > }; > > > > struct vc4_vec_tv_mode { > > - const struct drm_display_mode *mode; > > + unsigned int mode; > > u32 config0; > > u32 config1; > > u32 custom_freq; > > @@ -226,28 +234,50 @@ static const struct debugfs_reg32 vec_regs[] = { > > }; > > > > static const struct vc4_vec_tv_mode vc4_vec_tv_modes[] = { > > - [VC4_VEC_TV_MODE_NTSC] = { > > - .mode = &drm_mode_480i, > > + { > > + .mode = DRM_MODE_TV_MODE_NTSC_M, > > .config0 = VEC_CONFIG0_NTSC_STD | VEC_CONFIG0_PDEN, > > .config1 = VEC_CONFIG1_C_CVBS_CVBS, > > }, > > - [VC4_VEC_TV_MODE_NTSC_J] = { > > - .mode = &drm_mode_480i, > > + { > > + .mode = DRM_MODE_TV_MODE_NTSC_J, > > .config0 = VEC_CONFIG0_NTSC_STD, > > .config1 = VEC_CONFIG1_C_CVBS_CVBS, > > }, > > - [VC4_VEC_TV_MODE_PAL] = { > > - .mode = &drm_mode_576i, > > + { > > + .mode = DRM_MODE_TV_MODE_PAL_B, > > .config0 = VEC_CONFIG0_PAL_BDGHI_STD, > > .config1 = VEC_CONFIG1_C_CVBS_CVBS, > > }, > > - [VC4_VEC_TV_MODE_PAL_M] = { > > - .mode = &drm_mode_480i, > > + { > > + .mode = DRM_MODE_TV_MODE_PAL_M, > > .config0 = VEC_CONFIG0_PAL_M_STD, > > .config1 = VEC_CONFIG1_C_CVBS_CVBS, > > }, > > }; > > > > +static inline const struct vc4_vec_tv_mode * > > +vc4_vec_tv_mode_lookup(unsigned int mode) > > +{ > > + unsigned int i; > > + > > + for (i = 0; i < ARRAY_SIZE(vc4_vec_tv_modes); i++) { > > + const struct vc4_vec_tv_mode *tv_mode = &vc4_vec_tv_modes[i]; > > + > > + if (tv_mode->mode == mode) > > + return tv_mode; > > + } > > + > > + return NULL; > > +} > > + > > +static const struct drm_prop_enum_list tv_mode_names[] = { Maybe call it legacy_tv_mode_enums? > > + { VC4_VEC_TV_MODE_NTSC, "NTSC", }, > > + { VC4_VEC_TV_MODE_NTSC_J, "NTSC-J", }, > > + { VC4_VEC_TV_MODE_PAL, "PAL", }, > > + { VC4_VEC_TV_MODE_PAL_M, "PAL-M", }, If you use DRM_MODE_TV_MODE_* here you don't need to translate the value using the switch statement in get/set property, you can use the value directly to get/set tv.mode. Noralf. > > +}; _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel