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Tue, 20 Sep 2022 08:52:53 -0400 (EDT) Subject: [PATCH v2 0/7] drm/vc4: Fix the core clock behaviour MIME-Version: 1.0 X-b4-tracking: H4sIAAu3KWMC/xXLQQ5FQAwA0KtI1ypVDP5txigayZBOIj8RdzeWb/FuSGIqCX7FDSaXJj1iBpcFhM 3HVVDnbGBipqHu0E7FRf/Y7ugI6577xnXU8jhDPpNPgpP5GLZvXa4itODgeV6uj6ouagAAAA== From: Maxime Ripard Date: Tue, 20 Sep 2022 14:50:19 +0200 Message-Id: <20220815-rpi-fix-4k-60-v2-0-983276b83f62@cerno.tech> To: Daniel Vetter , Florian Fainelli , David Airlie , Broadcom internal kernel review list , Michael Turquette , Scott Branden , Stephen Boyd , Emma Anholt , Ray Jui , Maxime Ripard Cc: linux-rpi-kernel@lists.infradead.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, Dom Cobley , dri-devel@lists.freedesktop.org, Maxime Ripard , linux-arm-kernel@lists.infradead.org X-Mailer: b4 0.10.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=2654; i=maxime@cerno.tech; h=from:subject:message-id; bh=Usxpco6HT+dQTlqIqrK9EZazz1b2NzHvAwZ5ALguFI8=; b=owGbwMvMwCX2+D1vfrpE4FHG02pJDMma2/lKci8obSraqdT4JPT8aaZrb0WW/Tjan3kw3uaXbN3+ /gMhHaUsDGJcDLJiiiwxwuZL4k7Net3JxjcPZg4rE8gQBi5OAZjIN2WG/+HiPR+jXzcu0ZlmGbpzcU Xc3JSSX91d3Q9eV2a5Bi71k2RkONl/605SfMe/TyIzA+R3X/A913Eigi9ySsEzxxsLLjAd5wMA 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-20220920_055303_585119_B84E9325 X-CRM114-Status: GOOD ( 11.37 ) 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 Hi, Those patches used to be part of a larger clock fixes series: https://lore.kernel.org/linux-clk/20220715160014.2623107-1-maxime@cerno.tech/ However, that series doesn't seem to be getting anywhere, so I've split out these patches that fix a regression that has been there since 5.18 and that prevents the 4k output from working on the RaspberryPi4. Hopefully, we will be able to merge those patches through the DRM tree to avoid any further disruption. Let me know what you think, Maxime To: Florian Fainelli To: Broadcom internal kernel review list To: Ray Jui To: Scott Branden To: Michael Turquette To: Stephen Boyd To: Emma Anholt To: Maxime Ripard To: David Airlie To: Daniel Vetter Cc: linux-rpi-kernel@lists.infradead.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Cc: linux-clk@vger.kernel.org Cc: dri-devel@lists.freedesktop.org Cc: Dom Cobley Signed-off-by: Maxime Ripard --- Changes in v2: - Dropped the clock patches, made an ad-hoc function in the firmware driver - Link to v1: https://lore.kernel.org/r/20220815-rpi-fix-4k-60-v1-0-c52bd642f7c6@cerno.tech --- Dom Cobley (1): drm/vc4: hdmi: Add more checks for 4k resolutions Maxime Ripard (6): firmware: raspberrypi: Introduce rpi_firmware_find_node() firmware: raspberrypi: Move the clock IDs to the firmware header firmware: raspberrypi: Provide a helper to query a clock max rate drm/vc4: hdmi: Fix hdmi_enable_4kp60 detection drm/vc4: hdmi: Rework hdmi_enable_4kp60 detection code drm/vc4: Make sure we don't end up with a core clock too high drivers/clk/bcm/clk-raspberrypi.c | 18 ----------- drivers/firmware/raspberrypi.c | 22 +++++++++++++ drivers/gpu/drm/vc4/vc4_drv.h | 16 ++++++++++ drivers/gpu/drm/vc4/vc4_hdmi.c | 25 ++++++++------- drivers/gpu/drm/vc4/vc4_hdmi.h | 8 ----- drivers/gpu/drm/vc4/vc4_hvs.c | 26 +++++++++++++++ drivers/gpu/drm/vc4/vc4_kms.c | 13 +++++--- include/soc/bcm2835/raspberrypi-firmware.h | 51 ++++++++++++++++++++++++++++++ 8 files changed, 136 insertions(+), 43 deletions(-) --- base-commit: 521a547ced6477c54b4b0cc206000406c221b4d6 change-id: 20220815-rpi-fix-4k-60-17273650429d Best regards, -- Maxime Ripard _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel