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Thu, 10 Nov 2022 06:07:36 -0500 (EST) From: Maxime Ripard Date: Thu, 10 Nov 2022 12:07:21 +0100 Subject: [PATCH v8 09/24] drm/modes: Switch to named mode descriptors MIME-Version: 1.0 Message-Id: <20220728-rpi-analog-tv-properties-v8-9-09ce1466967c@cerno.tech> References: <20220728-rpi-analog-tv-properties-v8-0-09ce1466967c@cerno.tech> In-Reply-To: <20220728-rpi-analog-tv-properties-v8-0-09ce1466967c@cerno.tech> To: Maarten Lankhorst , Chen-Yu Tsai , Maxime Ripard , Jernej Skrabec , Karol Herbst , Jani Nikula , Daniel Vetter , Lyude Paul , Samuel Holland , Joonas Lahtinen , Thomas Zimmermann , Emma Anholt , Rodrigo Vivi , Tvrtko Ursulin , David Airlie , Ben Skeggs Cc: =?unknown-8bit?q?nouveau=40lists=2Efreedesktop=2Eorg=2C_Noralf_Tr=C3=B8n?= =?unknown-8bit?q?nes_=3Cnoralf=40tronnes=2Eorg=3E=2C_Dom_Cobley_=3Cdom=40ra?= =?unknown-8bit?q?spberrypi=2Ecom=3E=2C?= =?unknown-8bit?q?_intel-gfx=40lists=2Efreedesktop=2Eorg=2C_Phil_Elwell_=3Cph?= =?unknown-8bit?q?il=40raspberrypi=2Ecom=3E=2C_linux-sunxi=40lists=2Elinux?= =?unknown-8bit?q?=2Edev=2C?= =?unknown-8bit?q?_Mateusz_Kwiatkowski_=3Ckfyatek+publicgit=40gmail=2Ecom=3E?= =?unknown-8bit?q?=2C_Hans_de_Goede_=3Chdegoede=40redhat=2Ecom=3E=2C_linux-k?= =?unknown-8bit?q?ernel=40vger=2Ekernel=2Eorg=2C?= =?unknown-8bit?q?_Maxime_Ripard_=3Cmaxime=40cerno=2Etech=3E=2C_Dave_Stevenso?= =?unknown-8bit?q?n_=3Cdave=2Estevenson=40raspberrypi=2Ecom=3E=2C_dri-devel?= =?unknown-8bit?q?=40lists=2Efreedesktop=2Eorg=2C?= =?unknown-8bit?q?_linux-arm-kernel=40lists=2Einfradead=2Eorg=2C_Geert_Uytter?= =?unknown-8bit?q?hoeven_=3Cgeert=40linux-m68k=2Eorg=3E?= X-Mailer: b4 0.11.0-dev-99e3a X-Developer-Signature: v=1; a=openpgp-sha256; l=1924; i=maxime@cerno.tech; h=from:subject:message-id; bh=w9lKNNto+j9b2STH/OZ0qo6XjNHI6R3fCJ+Pp5+TrKM=; b=owGbwMvMwCX2+D1vfrpE4FHG02pJDMk5t1OyZxXL/Lrlq/+vpdXks+uq07urNmTc+PBKuCs/V0G7 naeyo4SFQYyLQVZMkSVG2HxJ3KlZrzvZ+ObBzGFlAhnCwMUpABPhuMTI8PF4L9Pui892lx/arClrmy Clxb/hFEuT2AK2FPNZqR7Byxl+rDJaPd9ussQW37S0FV4n274df8Cr9HBW5fav5cITnfJZAA== X-Developer-Key: i=maxime@cerno.tech; a=openpgp; fpr=BE5675C37E818C8B5764241C254BCFC56BF6CE8D X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221110_030737_923952_4FDFD982 X-CRM114-Status: GOOD ( 14.17 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The current named mode parsing relies only on 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. Reviewed-by: Noralf Trønnes Tested-by: Mateusz Kwiatkowski Signed-off-by: Maxime Ripard --- Changes in v7: - Fix typo in the commit log - Add Noralf Reviewed-by --- 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 37542612912b..7594b657f86a 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, @@ -2258,14 +2262,15 @@ static int drm_mode_parse_cmdline_named_mode(const char *name, * We're sure we're a named mode at this 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;