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author | Otavio Salvador <otavio@ossystems.com.br> | 2017-09-22 16:37:09 -0300 |
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committer | Otavio Salvador <otavio@ossystems.com.br> | 2017-09-22 16:37:09 -0300 |
commit | 346ae4600d05c8488abcda40bb4ca8dbcbbeacc0 (patch) | |
tree | 6b6952f8ad7fd5107671c0f8e0040ed19acf1714 /drivers/gpu/drm/msm/adreno/adreno_gpu.c | |
parent | a73554d6a5e16f39cc7f116ee9ba202e8df809bc (diff) | |
parent | 5fbef6af7dd9a92605bb7c426f26bd122fd0cd74 (diff) |
Merge tag 'v4.1.44' into 4.1-2.0.x-imx
Linux 4.1.44
* tag 'v4.1.44': (180 commits)
Linux 4.1.44
mtd: fsl-quadspi: fix macro collision problems with READ/WRITE
pinctrl: samsung: Remove bogus irq_[un]mask from resource management
pinctrl: sunxi: add a missing function of A10/A20 pinctrl driver
pnfs/blocklayout: require 64-bit sector_t
iio: adc: vf610_adc: Fix VALT selection value for REFSEL bits
usb:xhci:Add quirk for Certain failing HP keyboard on reset after resume
usb: quirks: Add no-lpm quirk for Moshi USB to Ethernet Adapter
USB: Check for dropped connection before switching to full speed
uas: Add US_FL_IGNORE_RESIDUE for Initio Corporation INIC-3069
iio: light: tsl2563: use correct event code
staging:iio:resolver:ad2s1210 fix negative IIO_ANGL_VEL read
USB: hcd: Mark secondary HCD as dead if the primary one died
USB: serial: pl2303: add new ATEN device id
USB: serial: cp210x: add support for Qivicon USB ZigBee dongle
USB: serial: option: add D-Link DWM-222 device ID
nfs/flexfiles: fix leak of nfs4_ff_ds_version arrays
fuse: initialize the flock flag in fuse_file on allocation
iscsi-target: Fix iscsi_np reset hung task during parallel delete
iscsi-target: fix memory leak in iscsit_setup_text_cmd()
...
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Diffstat (limited to 'drivers/gpu/drm/msm/adreno/adreno_gpu.c')
-rw-r--r-- | drivers/gpu/drm/msm/adreno/adreno_gpu.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c index bbdcab0a56c1..3401df5b44db 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -193,7 +193,14 @@ int adreno_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit, void adreno_flush(struct msm_gpu *gpu) { struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); - uint32_t wptr = get_wptr(gpu->rb); + uint32_t wptr; + + /* + * Mask wptr value that we calculate to fit in the HW range. This is + * to account for the possibility that the last command fit exactly into + * the ringbuffer and rb->next hasn't wrapped to zero yet + */ + wptr = get_wptr(gpu->rb) & ((gpu->rb->size / 4) - 1); /* ensure writes to ringbuffer have hit system memory: */ mb(); |