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Mon, 14 Nov 2022 08:00:54 -0500 (EST) From: Maxime Ripard Date: Mon, 14 Nov 2022 14:00:29 +0100 Subject: [PATCH v9 10/25] drm/modes: Switch to named mode descriptors MIME-Version: 1.0 Message-Id: <20220728-rpi-analog-tv-properties-v9-10-24b168e5bcd5@cerno.tech> References: <20220728-rpi-analog-tv-properties-v9-0-24b168e5bcd5@cerno.tech> In-Reply-To: <20220728-rpi-analog-tv-properties-v9-0-24b168e5bcd5@cerno.tech> To: Maxime Ripard , Karol Herbst , Samuel Holland , Joonas Lahtinen , Daniel Vetter , Chen-Yu Tsai , Maarten Lankhorst , Lyude Paul , Thomas Zimmermann , Emma Anholt , Jani Nikula , Rodrigo Vivi , Ben Skeggs , Tvrtko Ursulin , David Airlie , Jernej Skrabec 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+D1vfrpE4FHG02pJDMlF1q8bgouvG0xmuzRlc9z9loWsWRfFVocUON9WFFd2VItI ztfpKGVhEONikBVTZIkRNl8Sd2rW6042vnkwc1iZQIYwcHEKwERurGFkOC/L0pn5p1LLZ8v5nIi/rL vfaaZdu/P5c6X5VO13nb8fPmVkmBdlFJ3XcdB33Ymo0y7+DF+jHmgLbDYUO3f++RWOgPirHAA= 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_nouveau?= =?unknown-8bit?q?=40lists=2Efreedesktop=2Eorg=2C_intel-gfx=40lists=2Efreede?= =?unknown-8bit?q?sktop=2Eorg=2C_linux-kernel=40vger=2Ekernel=2Eorg=2C_dri-d?= =?unknown-8bit?q?evel=40lists=2Efreedesktop=2Eorg=2C_Mateusz_Kwiatkowski_?= =?unknown-8bit?q?=3Ckfyatek+publicgit=40gmail=2Ecom=3E=2C_Hans_de_Goede_=3C?= =?unknown-8bit?q?hdegoede=40redhat=2Ecom=3E=2C_Noralf_Tr=C3=B8nnes_=3Cnoral?= =?unknown-8bit?q?f=40tronnes=2Eorg=3E=2C_Geert_Uytterhoeven_=3Cgeert=40linu?= =?unknown-8bit?q?x-m68k=2Eorg=3E=2C_Maxime_Ripard_=3Cmaxime=40cerno=2Etech?= =?unknown-8bit?q?=3E=2C_linux-sunxi=40lists=2Elinux=2Edev=2C_Phil_Elwell_?= =?unknown-8bit?q?=3Cphil=40raspberrypi=2Ecom=3E=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 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;