kernel/linux.git/drivers/gpu/drm/loongson, branch v6.12.80

drm/loongson: use GEM references instead of TTMs

2024-08-01T08:03:44+00:00

Instead of a TTM reference grab a GEM reference whenever necessary. Signed-off-by: Christian König Reviewed-by: Daniel Vetter Cc: Sui Jingfeng Link: https://patchwork.freedesktop.org/patch/msgid/20240723121750.2086-3-christian.koenig@amd.com

drm/loongson/7a2000: convert to struct drm_edid

2024-05-27T12:31:36+00:00

Prefer the struct drm_edid based functions for reading the EDID and updating the connector. Reviewed-by: Sui Jingfeng Link: https://patchwork.freedesktop.org/patch/msgid/b8c477279a6ae1b44df72bee230180e277087fae.1715691257.git.jani.nikula@intel.com Signed-off-by: Jani Nikula

drm/loongson/7a1000: convert to struct drm_edid

2024-05-27T12:31:28+00:00

Prefer the struct drm_edid based functions for reading the EDID and updating the connector. Reviewed-by: Sui Jingfeng Link: https://patchwork.freedesktop.org/patch/msgid/22c66af62cd5ae1998bbaf6801cda3cc689f9e3f.1715691257.git.jani.nikula@intel.com Signed-off-by: Jani Nikula

drm/fbdev-generic: Convert to fbdev-ttm

2024-05-02T09:33:32+00:00

Only TTM-based drivers use fbdev-generic. Rename it to fbdev-ttm and change the symbol infix from _generic_ to _ttm_. Link the source file into TTM helpers, so that it is only build if TTM-based drivers have been selected. Select DRM_TTM_HELPER for loongson. Signed-off-by: Thomas Zimmermann Reviewed-by: Javier Martinez Canillas Link: https://patchwork.freedesktop.org/patch/msgid/20240419083331.7761-43-tzimmermann@suse.de

drm/loongson: fix build after debugfs include change

2024-04-26T04:30:36+00:00

This failed to build here after the header rework. Fixes: 33d5ae6cacf4 ("drm/print: drop include debugfs.h and include where needed") Signed-off-by: Dave Airlie

drm/gem: Acquire reservation lock in drm_gem_{pin/unpin}()

2024-03-11T12:33:50+00:00

Acquire the buffer object's reservation lock in drm_gem_pin() and remove locking the drivers' GEM callbacks where necessary. Same for unpin(). DRM drivers and memory managers modified by this patch will now have correct dma-buf locking semantics: the caller is responsible for holding the reservation lock when calling the pin or unpin callback. DRM drivers and memory managers that are not modified will now be protected against concurent invocation of their pin and unpin callbacks. PRIME does not implement struct dma_buf_ops.pin, which requires the caller to hold the reservation lock. It does implement struct dma_buf_ops.attach, which requires to callee to acquire the reservation lock. The PRIME code uses drm_gem_pin(), so locks are now taken as specified. Same for unpin and detach. The patch harmonizes GEM pin and unpin to have non-interruptible reservation locking across all drivers, as is already the case for vmap and vunmap. This affects gem-shmem, gem-vram, loongson, qxl and radeon. Signed-off-by: Thomas Zimmermann Reviewed-by: Christian König Reviewed-by: Zack Rusin Reviewed-by: Dmitry Osipenko Tested-by: Dmitry Osipenko # virtio-gpu Link: https://patchwork.freedesktop.org/patch/msgid/20240227113853.8464-10-tzimmermann@suse.de

Merge drm/drm-next into drm-misc-next

2024-01-29T13:20:23+00:00

Kickstart 6.9 development cycle. Signed-off-by: Maxime Ripard

drm/loongson: Error out if no VRAM detected

2024-01-28T11:06:46+00:00

When a Loongson laptop is equipped with a Radeon GPU, it can be true that there is no dedicated VRAM soldered on the motherboard. This is probably for cost reason, but drm/loongson driver is probed because the platform BIOS (either UEFI or PMON) forget to disable the integrated GPU. So in the lsdc_get_dedicated_vram() function, we error out if no dedicated VRAM detected. This fix nothing, but serve as a sanity check only. Tested-by: Xiaotian Wu Signed-off-by: Huacai Chen Reviewed-by: Sui Jingfeng Signed-off-by: Sui Jingfeng Link: https://patchwork.freedesktop.org/patch/msgid/20240124101607.2910998-1-chenhuacai@loongson.cn

drm/ttm: replace busy placement with flags v6

2024-01-25T08:59:44+00:00

Instead of a list of separate busy placement add flags which indicate that a placement should only be used when there is room or if we need to evict. v2: add missing TTM_PL_FLAG_IDLE for i915 v3: fix auto build test ERROR on drm-tip/drm-tip v4: fix some typos pointed out by checkpatch v5: cleanup some rebase problems with VMWGFX v6: implement some missing VMWGFX functionality pointed out by Zack, rename the flags as suggested by Michel, rebase on drm-tip and adjust XE as well Signed-off-by: Christian König Signed-off-by: Somalapuram Amaranath Reviewed-by: Zack Rusin Reviewed-by: Thomas Zimmermann Reviewed-by: Thomas Hellström Link: https://patchwork.freedesktop.org/patch/msgid/20240112125158.2748-4-christian.koenig@amd.com

Merge tag 'i2c-for-6.8-rc1-rebased' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux

2024-01-19T01:29:01+00:00

Pull i2c updates from Wolfram Sang: "This removes the currently unused CLASS_DDC support (controllers set the flag, but there is no client to use it). Also, CLASS_SPD support gets simplified to prepare removal in the future. Class based instantiation is not recommended these days anyhow. Furthermore, I2C core now creates a debugfs directory per I2C adapter. Current bus driver users were converted to use it. Finally, quite some driver updates. Standing out are patches for the wmt-driver which is refactored to support more variants. This is the rebased pull request where a large series for the designware driver was dropped" * tag 'i2c-for-6.8-rc1-rebased' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: (38 commits) MAINTAINERS: use proper email for my I2C work i2c: stm32f7: add support for stm32mp25 soc i2c: stm32f7: perform I2C_ISR read once at beginning of event isr dt-bindings: i2c: document st,stm32mp25-i2c compatible i2c: stm32f7: simplify status messages in case of errors i2c: stm32f7: perform most of irq job in threaded handler i2c: stm32f7: use dev_err_probe upon calls of devm_request_irq i2c: i801: Add lis3lv02d for Dell XPS 15 7590 i2c: i801: Add lis3lv02d for Dell Precision 3540 i2c: wmt: Reduce redundant: REG_CR setting i2c: wmt: Reduce redundant: function parameter i2c: wmt: Reduce redundant: clock mode setting i2c: wmt: Reduce redundant: wait event complete i2c: wmt: Reduce redundant: bus busy check i2c: mux: reg: Remove class-based device auto-detection support i2c: make i2c_bus_type const dt-bindings: at24: add ROHM BR24G04 eeprom: at24: use of_match_ptr() i2c: cpm: Remove linux,i2c-index conversion from be32 i2c: imx: Make SDA actually optional for bus recovering ...