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path: root/drivers/media/platform/s5p-mfc
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2013-01-06[media] s5p-mfc: Correct check of vb2_dma_contig_init_ctx return valueKamil Debski1-2/+2
vb2_dma_contig_init_ctx returns an error if failed, NULL check is not necessary. Signed-off-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-01-06[media] s5p-mfc: Move firmware allocation point to avoid allocation problemsKamil Debski4-97/+94
Move firmware allocation from open to probe to avoid problems when using CMA for allocation. In certain circumstances CMA may allocate buffer that is not in the beginning of the MFC memory area. Signed-off-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-01-06[media] s5p-mfc: Fix an error checkSachin Kamat1-2/+2
Checking unsigned variable for negative value always returns false. Hence make this value signed as we expect it to be negative too. Fixes the following smatch warning: drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c:572 s5p_mfc_set_enc_ref_buffer_v6() warn: unsigned 'buf_size1' is never less than zero. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-01-06[media] s5p-mfc: Fix a typo in error message in s5p_mfc_pm.cSachin Kamat1-1/+1
Fixed a trivial typo. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-01-06[media] s5p-mfc: Remove redundant 'break'Sachin Kamat1-1/+0
The code returns before this statement. Hence not required. Silences the following smatch message: drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c:525 s5p_mfc_set_dec_frame_buffer_v5() info: ignoring unreachable code. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-01-06[media] s5p-mfc: Flush DPB buffers during stream offArun Kumar K4-8/+31
Flushing of delay DPB buffers have to be done during stream off. In MFC v6, it is done with a risc to host command. Signed-off-by: Arun Kumar K <arun.kk@samsung.com> Signed-off-by: Arun Mankuzhi <arun.m@samsung.com> Acked-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-01-06[media] s5p-mfc: remove unused variableWei Yongjun2-11/+0
The variable index is initialized but never used otherwise, so remove the unused variable. Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-01-06[media] s5p-mfc: Add device tree supportArun Kumar K1-16/+84
This patch will add the device tree support for MFC driver. Signed-off-by: Arun Kumar K <arun.kk@samsung.com> Acked-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-12-04Merge tag 'v3.7-rc8' into staging/for_v3.8Mauro Carvalho Chehab2-6/+3
Linux 3.7-rc8 * tag 'v3.7-rc8': (112 commits) Linux 3.7-rc8 [parisc] open(2) compat bug Revert "sched, autogroup: Stop going ahead if autogroup is disabled" open*(2) compat fixes (s390, arm64) 8139cp: fix coherent mapping leak in error path. tcp: fix crashes in do_tcp_sendpages() workqueue: mod_delayed_work_on() shouldn't queue timer on 0 delay workqueue: exit rescuer_thread() as TASK_RUNNING x86, fpu: Avoid FPU lazy restore after suspend drivers/rtc/rtc-tps65910.c: fix invalid pointer access on _remove() mm: soft offline: split thp at the beginning of soft_offline_page() mm: avoid waking kswapd for THP allocations when compaction is deferred or contended revert "Revert "mm: remove __GFP_NO_KSWAPD"" mm: vmscan: fix endless loop in kswapd balancing mm/vmemmap: fix wrong use of virt_to_page mm: compaction: fix return value of capture_free_page() fix off-by-one in argument passed by iterate_fd() to callbacks lookup_one_len: don't accept . and .. cifs: get rid of blind d_drop() in readdir nfs_lookup_revalidate(): fix a leak ...
2012-11-26[media] s5p-mfc: Handle multi-frame input bufferArun Kumar K1-5/+2
When one input buffer has multiple frames, it should be fed again to the hardware with the remaining bytes. Removed the check for P frame in this scenario as this condition can come with all frame types. Signed-off-by: Arun Kumar K <arun.kk@samsung.com> Signed-off-by: ARUN MANKUZHI <arun.m@samsung.com> Acked-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-11-26[media] s5p-mfc: Bug fix of timestamp/timecode copy mechanismArun Kumar K1-1/+1
Modified the function s5p_mfc_get_dec_y_adr_v6 to access the decode Y address register instead of display Y address. Signed-off-by: Sunil Mazhavanchery <sunilm@samsung.com> Signed-off-by: Arun Kumar K <arun.kk@samsung.com> Acked-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-11-25[media] v4l: s5p-mfc: support for dmabuf exportingTomasz Stanislawski2-0/+28
This patch enhances s5p-mfc with support for DMABUF exporting via VIDIOC_EXPBUF ioctl. Signed-off-by: Tomasz Stanislawski <t.stanislaws@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Tested-by: Mauro Carvalho Chehab <mchehab@redhat.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-25[media] s5p-mfc: Make 'clk_ref' static in s5p_mfc_pm.cSachin Kamat1-1/+1
Fixes the following sparse warning: drivers/media/platform/s5p-mfc/s5p_mfc_pm.c:31:10: warning: symbol 'clk_ref' was not declared. Should it be static? Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-25[media] s5p-mfc: Fix compilation warningSachin Kamat1-1/+1
Added missing const qualifier. Without this patch compiler gives the following warning: drivers/media/platform/s5p-mfc/s5p_mfc_enc.c:1576:2: warning: initialization from incompatible pointer type [enabled by default] drivers/media/platform/s5p-mfc/s5p_mfc_enc.c:1576:2: warning: (near initialization for ‘s5p_mfc_enc_ioctl_ops.vidioc_subscribe_event’) [enabled by default] Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-05[media] s5p-mfc: Set vfl_dir for encoderArun Kumar K1-0/+1
The vfl_dir flag is presently set to VFL_DIR_M2M only for decoder. The encoder is not working because of this. So adding this flag to the encoder part also. Signed-off-by: Arun Kumar K <arun.kk@samsung.com> Acked-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-05[media] s5p-mfc: Update MFC v4l2 driver to support MFC6.xJeongtae Park14-168/+2677
Multi Format Codec 6.x is a hardware video coding acceleration module present in new Exynos5 SoC series. It is capable of handling several new video codecs for decoding and encoding. Signed-off-by: Jeongtae Park <jtp.park@samsung.com> Signed-off-by: Janghyuck Kim <janghyuck.kim@samsung.com> Signed-off-by: Jaeryul Oh <jaeryul.oh@samsung.com> Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com> Signed-off-by: Arun Kumar K <arun.kk@samsung.com> Acked-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-05[media] s5p-mfc: MFCv6 register definitionsJeongtae Park1-0/+408
Adds register definitions for MFC v6.x firmware Signed-off-by: Jeongtae Park <jtp.park@samsung.com> Signed-off-by: Janghyuck Kim <janghyuck.kim@samsung.com> Signed-off-by: Jaeryul Oh <jaeryul.oh@samsung.com> Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com> Signed-off-by: Arun Kumar K <arun.kk@samsung.com> Acked-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-05[media] s5p-mfc: Add MFC variant data to device contextArun Kumar K7-187/+268
MFC variant data replaces various macros used in the driver which will change in a different version of MFC hardware. Also does a cleanup of MFC context structure and common files. Signed-off-by: Jeongtae Park <jtp.park@samsung.com> Signed-off-by: Janghyuck Kim <janghyuck.kim@samsung.com> Signed-off-by: Jaeryul Oh <jaeryul.oh@samsung.com> Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com> Signed-off-by: Arun Kumar K <arun.kk@samsung.com> Acked-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-05[media] s5p-mfc: Update MFCv5 driver for callback based architectureArun Kumar K18-326/+852
Modifies the driver to use a callback based architecture for hardware dependent calls. This architecture is suitable for supporting co-existence with newer versions of MFC hardware. Signed-off-by: Arun Kumar K <arun.kk@samsung.com> Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com> Acked-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-05[media] s5p-mfc: Prepare driver for callback based re-architectureArun Kumar K11-189/+151
The patch renames hardware specific opr and cmd files to opr_v5 and cmd_v5 respectively. This is done for accomodating firmware v6. Also the shared memory management files are removed and the functionality is added to the opr_v5 file. Signed-off-by: Arun Kumar K <arun.kk@samsung.com> Acked-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-02[media] s5p-mfc: Fix misplaced return statement in s5p_mfc_suspend()Sachin Kamat1-2/+3
return statement was wrongly placed before a code that needs to be executed. Moved the return statement to the end of the function. Tested suspend/resume on SMDK4412 board using 3.5-rc6 kernel. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Acked-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-02[media] s5p-mfc: optimized code related to working contextesAndrzej Hajda4-62/+60
All code setting/clearing working context bits has been moved to separate functions. set_bit/clear_bit have been replaced by non-atomic variants - variable is already guarded by spin_lock. Signed-off-by: Andrzej Hajda <a.hajda@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-02[media] s5p-mfc: added support for end of stream handling in MFC encoderAndrzej Hajda6-35/+177
s5p-mfc encoder after receiving V4L2_ENC_CMD_STOP command will instruct MFC device to release all encoded frames. After dequeuing last encoded frame driver will generate V4L2_EVENT_EOS event. Signed-off-by: Andrzej Hajda <a.hajda@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-01[media] s5p-mfc: Add missing braces around sizeofSachin Kamat1-2/+2
Silences the following warnings: WARNING: sizeof *ctx should be sizeof(*ctx) WARNING: sizeof *dev should be sizeof(*dev) Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-01[media] s5p-mfc: Fix second memory bank alignmentKamil Debski1-1/+1
Signed-off-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-09-26[media] Set vfl_dir for all display or m2m driversHans Verkuil1-0/+1
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-08-15[media] rename drivers/media/video as .../platformMauro Carvalho Chehab21-0/+7623
The remaining drivers are mostly platform drivers. Name the dir to reflect it. It makes sense to latter break it into a few other dirs. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

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