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Thu, 13 Oct 2022 09:19:24 -0400 (EDT) From: Maxime Ripard Date: Thu, 13 Oct 2022 15:18:53 +0200 Subject: [PATCH v5 09/22] drm/modes: Switch to named mode descriptors MIME-Version: 1.0 Message-Id: <20220728-rpi-analog-tv-properties-v5-9-d841cc64fe4b@cerno.tech> References: <20220728-rpi-analog-tv-properties-v5-0-d841cc64fe4b@cerno.tech> In-Reply-To: <20220728-rpi-analog-tv-properties-v5-0-d841cc64fe4b@cerno.tech> To: Karol Herbst , Jani Nikula , Tvrtko Ursulin , Daniel Vetter , Maarten Lankhorst , David Airlie , Joonas Lahtinen , Lyude Paul , Maxime Ripard , Emma Anholt , Chen-Yu Tsai , Samuel Holland , Ben Skeggs , Thomas Zimmermann , Rodrigo Vivi , Jernej Skrabec X-Mailer: b4 0.11.0-dev-7da52 X-Developer-Signature: v=1; a=openpgp-sha256; l=1729; i=maxime@cerno.tech; h=from:subject:message-id; bh=59DgDb/G3ltKD7zwB3OQQJ/5jkTCTY8o4hInxsXZAc0=; b=owGbwMvMwCX2+D1vfrpE4FHG02pJDMkeAm7l+1XCP1rOe2Qwz/n0oS+u6/K/+XnefxZySu3qjYY/ BuFnO0pZGMS4GGTFFFlihM2XxJ2a9bqTjW8ezBxWJpAhDFycAjARTnlGhhMPbE+LPHjFe9GFfcVhEf /Hko33zz98v/uKT/Xq9aE/ZM4zMvQpPeO5oSjxeotid2Pwz/3iUu9Zox7utnGt3tnWuGnOaR4A X-Developer-Key: i=maxime@cerno.tech; a=openpgp; fpr=BE5675C37E818C8B5764241C254BCFC56BF6CE8D X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?unknown-8bit?q?Dom_Cobley_=3Cdom=40raspberrypi=2Ecom=3E=2C_Dave_Steven?= =?unknown-8bit?q?son_=3Cdave=2Estevenson=40raspberrypi=2Ecom=3E=2C_Phil_Elw?= =?unknown-8bit?q?ell_=3Cphil=40raspberrypi=2Ecom=3E=2C_nouveau=40lists=2Efr?= =?unknown-8bit?q?eedesktop=2Eorg=2C_intel-gfx=40lists=2Efreedesktop=2Eorg?= =?unknown-8bit?q?=2C_linux-kernel=40vger=2Ekernel=2Eorg=2C_dri-devel=40list?= =?unknown-8bit?q?s=2Efreedesktop=2Eorg=2C_Mateusz_Kwiatkowski_=3Ckfyatek+pu?= =?unknown-8bit?q?blicgit=40gmail=2Ecom=3E=2C_Hans_de_Goede_=3Chdegoede=40re?= =?unknown-8bit?q?dhat=2Ecom=3E=2C_Noralf_Tr=C3=B8nnes_=3Cnoralf=40tronnes?= =?unknown-8bit?q?=2Eorg=3E=2C_Geert_Uytterhoeven_=3Cgeert=40linux-m68k=2Eor?= =?unknown-8bit?q?g=3E=2C_Maxime_Ripard_=3Cmaxime=40cerno=2Etech=3E=2C_linux?= =?unknown-8bit?q?-sunxi=40lists=2Elinux=2Edev=2C_linux-arm-kernel=40lists?= =?unknown-8bit?q?=2Einfradead=2Eorg?= Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The current named mode parsing relies only the mode name, and doesn't allow to specify any other parameter. Let's convert that string list to an array of a custom structure that will hold the name and some additional parameters in the future. Signed-off-by: Maxime Ripard --- drivers/gpu/drm/drm_modes.c | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index 2f020ef2ddf2..7ed3fb839db7 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -2224,9 +2224,13 @@ static int drm_mode_parse_cmdline_options(const char *str, return 0; } -static const char * const drm_named_modes_whitelist[] = { - "NTSC", - "PAL", +struct drm_named_mode { + const char *name; +}; + +static const struct drm_named_mode drm_named_modes[] = { + { "NTSC", }, + { "PAL", }, }; static int drm_mode_parse_cmdline_named_mode(const char *name, @@ -2262,14 +2266,15 @@ static int drm_mode_parse_cmdline_named_mode(const char *name, * We're sure we're a named mode at that point, iterate over the * list of modes we're aware of. */ - for (i = 0; i < ARRAY_SIZE(drm_named_modes_whitelist); i++) { + for (i = 0; i < ARRAY_SIZE(drm_named_modes); i++) { + const struct drm_named_mode *mode = &drm_named_modes[i]; int ret; - ret = str_has_prefix(name, drm_named_modes_whitelist[i]); + ret = str_has_prefix(name, mode->name); if (ret != name_end) continue; - strcpy(cmdline_mode->name, drm_named_modes_whitelist[i]); + strcpy(cmdline_mode->name, mode->name); cmdline_mode->specified = true; return 1;