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| * | | | | | Target/iser: Move check signature status to a functionSagi Grimberg2014-04-071-65/+50Star
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Remove code duplication from RDMA_READ and RDMA_WRITE completions that do basically the same check. Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | Target/iser: Consider DIF and RDMA_READ completions when calculating ↵Sagi Grimberg2014-04-071-6/+41
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | post_send counter If protection is involved, iSER target must wait for completion of RDMA_READ before sending SCSI response. So we must consider that when calculating post_send_buf_count additions, also when processing good/error completions. Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | Target/iser: Fix signature work requests accountingSagi Grimberg2014-04-071-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | As REG_SIG_MR work request and it's LOCAL_INVALIDATE are not accounted in post_send_buf_count we must color these with ISER_FASTREG_LI_WRID in order to process their error completions when the QP flushes. Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | iscsi-target: Add missing NopOUT->flag (LMB) sanity checkArshad Hussain2014-04-071-0/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch adds check for NopOUT->flag (LMB) which is a mandatory as per RFC 3720 Section 10.18. (Fix up context changes for v3.14-rc code - nab) Signed-off-by: Arshad Hussain <arshad.hussain@calsoftinc.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | IB/isert: Support T10-PI protected transactionsSagi Grimberg2014-04-072-29/+311
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | In case the Target core passed transport T10 protection operation: 1. Register data buffer (data memory region) 2. Register protection buffer if exsists (prot memory region) 3. Register signature region (signature memory region) - use work request IB_WR_REG_SIG_MR 4. Execute RDMA 5. Upon RDMA completion check the signature status - if succeeded send good SCSI response - if failed send SCSI bad response with appropriate sense buffer (Fix up compile error in isert_reg_sig_mr, and fix up incorrect se_cmd->prot_type -> TARGET_PROT_NORMAL comparision - nab) (Fix failed sector assignment in isert_completion_rdma_* - Sagi + nab) (Fix enum assignements for protection type - Sagi) (Fix devision on 32-bit in isert_completion_rdma_* - Sagi + Fengguang) (Fix context change for v3.14-rc6 code - nab) (Fix iscsit_build_rsp_pdu inc_statsn flag usage - nab) Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | IB/isert: Accept RDMA_WRITE completionsSagi Grimberg2014-04-071-2/+17
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | In case of protected transactions, we will need to check the protection status of the transaction before sending SCSI response. So be ready for RDMA_WRITE completions. currently we don't ask for these completions, but for T10-PI we will. Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | IB/isert: Initialize T10-PI resourcesSagi Grimberg2014-04-072-17/+110
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Introduce pi_context to hold relevant RDMA protection resources. We eliminate data_key_valid boolean and replace it with indicators container to indicate: - Is the descriptor protected (registered via signature MR) - Is the data_mr key valid (can spare LOCAL_INV WR) - Is the prot_mr key valid (can spare LOCAL_INV WR) - Is the sig_mr key valid (can spare LOCAL_INV WR) Upon connection establishment check if network portal is T10-PI enabled and allocate T10-PI resources if necessary, allocate signature enabled memory regions and mark connection queue-pair as signature enabled. (Fix context change for v3.14-rc6 code - nab) Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | IB/isert: Introduce isert_map/unmap_data_bufSagi Grimberg2014-04-072-125/+127
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | export map/unmap data buffer to a routine that may be used in various places in the code and keep the mapping data in a designated descriptor. Also, let isert_fast_reg_mr to decide weather to use global MR or do fast registration. This commit does not change any functionality. (Fix context change for v3.14-rc6 code - nab) Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | Target/sbc: add debug printSagi Grimberg2014-04-071-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | Target/configfs: Expose iSCSI network portal group T10-PI supportSagi Grimberg2014-04-073-0/+26
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | User may enable T10-PI support per network portal group. any connection established on top of it, will be required to serve protected transactions. Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | Target/iscsi: Add T10-PI indication for iscsi_portal_groupSagi Grimberg2014-04-072-1/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | In case an iscsi portal group will be defined as t10_pi enabled, all connections on top of it will support protected transactions. T10-PI support may require extra reource allocation and maintenance by the transport layer, so we don't want to apply them on non-t10_pi network portals. This is a hook for the iscsi target layer to signal the transport at connection establishment that this connection will carry protected transactions. Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | Target/core: Remove prot_handover use for nowSagi Grimberg2014-04-072-7/+0Star
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This is not going to be supported soon - so drop it. Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | Target/dif: Introduce protection-passthough-only modeSagi Grimberg2014-04-074-6/+13
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Some transports (iSCSI/iSER/SRP/FC) support hardware INSERT/STRIP capabilities while other transports like loopback/vhost-scsi need perform this is software. This patch allows fabrics using SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC to signal the early LUN scan handling case where PROTECT CDB bits are set, but no fabric buffer has been provided. For transports which use generic new command these buffers have yet to be allocated. Also this way, target may support protection information against legacy initiators (writes are inserted and reads are stripped). (Only set prot_pto for loopback during early special case - nab) Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | Target/file: place escape values for protection information formatSagi Grimberg2014-04-071-39/+1Star
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | No need to actually compute protection information when formatting Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | Target/sbc: Set protection operation and relevant checksSagi Grimberg2014-03-133-15/+81
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | SBC-3 mandates the protection checks that must be performed in the rdprotect/wrprotect field. Use them. According to backstore device pi_attributes and cdb rdprotect/wrprotect field. (Fix incorrect se_cmd->prot_type -> TARGET_PROT_NORMAL comparision in transport_generic_new_cmd - nab) (Fix missing break in sbc_set_prot_op_checks - DanC + Sagi) Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | Target/transport: Allocate protection sg if neededSagi Grimberg2014-03-131-0/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | In case protection information is involved, allocate protection SG-list for transport. Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | target: silence GCC warning in target_alua_state_checkPaul Bolle2014-03-131-51/+44Star
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Building target_core_alua.o triggers a GCC warning: drivers/target/target_core_alua.c: In function ‘target_alua_state_check’: drivers/target/target_core_alua.c:773:18: warning: ‘alua_ascq’ may be used uninitialized in this function [-Wmaybe-uninitialized] cmd->scsi_ascq = alua_ascq; ^ This is a false positive. A little trial and error shows it is apparently caused by core_alua_state_lba_dependent(). It must be hard for GCC to track the branches of a switch statement, inside a list_for_each_entry loop, inside a while loop. But if we add a small (inline) helper function we can reorganize the code a bit. That also allows to drop alua_ascq which, obviously, gets rid of this warning. Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| * | | | | | Merge branch 'for-next' of ↵Nicholas Bellinger2014-03-1329-594/+1663
| |\ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband into for-next
* | \ \ \ \ \ \ Merge branch 'v4l_for_linus' of ↵Linus Torvalds2014-04-1318-126/+200
|\ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media Pull media fixes from Mauro Carvalho Chehab: "A series of bug fix patches for v3.15-rc1. Most are just driver fixes. There are some changes at remote controller core level, fixing some definitions on a new API added for Kernel v3.15. It also adds the missing include at include/uapi/linux/v4l2-common.h, to allow its compilation on userspace, as pointed by you" * 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (24 commits) [media] gpsca: remove the risk of a division by zero [media] stk1160: warrant a NUL terminated string [media] v4l: ti-vpe: retain v4l2_buffer flags for captured buffers [media] v4l: ti-vpe: Set correct field parameter for output and capture buffers [media] v4l: ti-vpe: zero out reserved fields in try_fmt [media] v4l: ti-vpe: Fix initial configuration queue data [media] v4l: ti-vpe: Use correct bus_info name for the device in querycap [media] v4l: ti-vpe: report correct capabilities in querycap [media] v4l: ti-vpe: Allow usage of smaller images [media] v4l: ti-vpe: Use video_device_release_empty [media] v4l: ti-vpe: Make sure in job_ready that we have the needed number of dst_bufs [media] lgdt3305: include sleep functionality in lgdt3304_ops [media] drx-j: use customise option correctly [media] m88rs2000: fix sparse static warnings [media] r820t: fix size and init values [media] rc-core: remove generic scancode filter [media] rc-core: split dev->s_filter [media] rc-core: do not change 32bit NEC scancode format for now [media] rtl28xxu: remove duplicate ID 0458:707f Genius TVGo DVB-T03 [media] xc2028: add missing break to switch ...
| * | | | | | | | [media] gpsca: remove the risk of a division by zeroMauro Carvalho Chehab2014-04-081-1/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | As reported by Coverity, there's a potential risk of a division by zero on some calls to jpeg_set_qual(), if quality is zero. As quality can't be 0 or lower than that, adds an extra clause to cover this special case. Coverity reports: CID#11922280, CID#11922293, CID#11922295 Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] stk1160: warrant a NUL terminated stringMauro Carvalho Chehab2014-04-081-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | strncpy() doesn't warrant a NUL terminated string. Use strlcpy() instead. Fixes Coverity bug CID#1195195. Acked-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] v4l: ti-vpe: retain v4l2_buffer flags for captured buffersArchit Taneja2014-04-071-5/+4Star
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The dequed CAPTURE_MPLANE type buffers don't contain the flags that the originally queued OUTPUT_MPLANE type buffers have. This breaks compliance. Copy the source v4l2_buffer flags to the destination v4l2_buffer flags before they are dequed. Reviewed-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Archit Taneja <archit@ti.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] v4l: ti-vpe: Set correct field parameter for output and capture buffersArchit Taneja2014-04-071-1/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The vpe driver wasn't setting the correct field parameter for dequed CAPTURE type buffers for the case where the captured output is progressive. Set the field to V4L2_FIELD_NONE for the completed destination buffers when the captured output is progressive. For OUTPUT type buffers, a queued buffer's field is forced to V4L2_FIELD_NONE if the pixel format(configured through s_fmt for the buffer type V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE specifies) the field type isn't interlaced. If the pixel format specified was V4L2_FIELD_ALTERNATE, and the queued buffer's field isn't V4L2_FIELD_TOP or V4L2_FIELD_BOTTOM, the vb2 buf_prepare op returns an error. This ensures compliance, and that the dequeued output and captured buffers contain the field type that the driver used internally. Signed-off-by: Archit Taneja <archit@ti.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] v4l: ti-vpe: zero out reserved fields in try_fmtArchit Taneja2014-04-071-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Zero out the reserved formats in v4l2_pix_format_mplane and v4l2_plane_pix_format members of the returned v4l2_format pointer when passed through TRY_FMT ioctl. This ensures that the user doesn't interpret the non-zero fields as some data passed by the driver, and ensures compliance. Reviewed-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Archit Taneja <archit@ti.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] v4l: ti-vpe: Fix initial configuration queue dataArchit Taneja2014-04-071-2/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The vpe output and capture queues are initially configured to default values in vpe_open(). A G_FMT before any S_FMTs will result in these values being populated. The colorspace and bytesperline parameter of this initial configuration are incorrect. This breaks compliance when as we get 'TRY_FMT(G_FMT) != G_FMT'. Fix the initial queue configuration such that it wouldn't need to be fixed by try_fmt. Reviewed-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Archit Taneja <archit@ti.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] v4l: ti-vpe: Use correct bus_info name for the device in querycapArchit Taneja2014-04-071-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The bus_info parameter in v4l2_capabilities expects a 'platform_' prefix. This wasn't done in the driver and hence was breaking compliance. Update the bus_info parameter accordingly. Reviewed-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Archit Taneja <archit@ti.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] v4l: ti-vpe: report correct capabilities in querycapArchit Taneja2014-04-071-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | querycap currently returns V4L2_CAP_VIDEO_M2M as a capability, this should be V4L2_CAP_VIDEO_M2M_MPLANE instead, as the driver supports multiplanar formats. Reviewed-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Archit Taneja <archit@ti.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] v4l: ti-vpe: Allow usage of smaller imagesArchit Taneja2014-04-071-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The minimum width and height for VPE input/output was kept as 128 pixels. VPE doesn't have a constraint on the image height, it requires the image width to be at least 16 bytes. Change the minimum supported dimensions to 32x32. This allows us to de-interlace qcif content. A smaller image size than 32x32 didn't make much sense, so stopped at this. Reviewed-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Archit Taneja <archit@ti.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] v4l: ti-vpe: Use video_device_release_emptyArchit Taneja2014-04-071-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The video_device struct is currently embedded in the driver data struct vpe_dev. A vpe_dev instance is allocated by the driver, and the memory for the vfd is a part of this struct. The v4l2 core, however, manages the removal of the vfd region, through the video_device's .release() op, which currently is the helper video_device_release. This causes memory corruption, and leads to issues when we try to re-insert the vpe module. Use the video_device_release_empty helper function instead. Reviewed-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Archit Taneja <archit@ti.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] v4l: ti-vpe: Make sure in job_ready that we have the needed number ↵Archit Taneja2014-04-071-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | of dst_bufs VPE has a ctrl parameter which decides how many mem to mem transactions the active job from the job queue can perform. The driver's job_ready() made sure that the number of ready source buffers are sufficient for the job to execute successfully. But it didn't make sure if there are sufficient ready destination buffers in the capture queue for the VPE output. If the time taken by VPE to process a single frame is really slow, then it's possible that we don't need to imply such a restriction on the dst queue, but really fast transactions(small resolution, no de-interlacing) may cause us to hit the condition where we don't have any free buffers for the VPE to write on. Add the extra check in job_ready() to make sure we have the sufficient amount of destination buffers. Acked-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Archit Taneja <archit@ti.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] lgdt3305: include sleep functionality in lgdt3304_opsShuah Khan2014-04-071-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add sleep ops to lgdt3304_ops to invoke lgdt3305_sleep() to be called from dvb_frontend_suspend(). lgdt3305_soft_reset() is called for both 3304 and 3305 devices. soft_reset and sleep touch LGDT3305_GEN_CTRL_3 on 3304 and 3305 devices. Hence, adding sleep to lgdt3304_ops will help suspend 3304 properly from dvb_frontend_suspend(). Signed-off-by: Shuah Khan <shuah.kh@samsung.com> Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] drx-j: use customise option correctlyPaul Bolle2014-04-071-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The Kconfig entry for "Micronas DRX-J demodulator" defaults to modular if DVB_FE_CUSTOMISE is set. But that Kconfig symbol was replaced with MEDIA_SUBDRV_AUTOSELECT as of v3.7. So use the new symbol. And negate the logic, because MEDIA_SUBDRV_AUTOSELECT's logic is the opposite of the former logic. Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] m88rs2000: fix sparse static warningsMalcolm Priestley2014-04-071-4/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | fix the following warnings: m88rs2000.c:300:16: warning: symbol 'm88rs2000_setup' was not declared. Should it be static? m88rs2000.c:318:16: warning: symbol 'm88rs2000_shutdown' was not declared. Should it be static? m88rs2000.c:328:16: warning: symbol 'fe_reset' was not declared. Should it be static? m88rs2000.c:366:16: warning: symbol 'fe_trigger' was not declared. Should it be static? Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] r820t: fix size and init valuesBenjamin Larsson2014-04-071-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Correct the initialization values at the start of the function and use proper variable sizes to prevent overflow. Signed-off-by: Benjamin Larsson <benjamin@southpole.se> Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] rc-core: remove generic scancode filterDavid Härdeman2014-04-062-35/+55
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The generic scancode filtering has questionable value and makes it impossible to determine from userspace if there is an actual scancode hw filter present or not. So revert the generic parts. Based on a patch from James Hogan <james.hogan@imgtec.com>, but this version also makes sure that only the valid sysfs files are created in the first place. Signed-off-by: David Härdeman <david@hardeman.nu> Acked-by: James Hogan <james.hogan@imgtec.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] rc-core: split dev->s_filterDavid Härdeman2014-04-063-10/+35
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Overloading dev->s_filter to do two different functions (set wakeup filters and generic hardware filters) makes it impossible to tell what the hardware actually supports, so create a separate dev->s_wakeup_filter and make the distinction explicit. Signed-off-by: David Härdeman <david@hardeman.nu> Acked-by: James Hogan <james.hogan@imgtec.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] rc-core: do not change 32bit NEC scancode format for nowDavid Härdeman2014-04-063-59/+59
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This reverts 18bc17448147e93f31cc9b1a83be49f1224657b2 and changes the code at img-ir-nec.c to use the order used by the other NEC decoders. The original patch ignored the fact that NEC32 scancodes are generated not only in the NEC raw decoder but also directly in some drivers. Whichever approach is chosen it should be consistent across drivers and this patch needs more discussion. Furthermore, I'm convinced that we have to stop playing games trying to decipher the "meaning" of NEC scancodes (what's the customer/vendor/address, which byte is the MSB, etc). Signed-off-by: David Härdeman <david@hardeman.nu> Acked-by: James Hogan <james.hogan@imgtec.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] rtl28xxu: remove duplicate ID 0458:707f Genius TVGo DVB-T03Antti Palosaari2014-04-061-2/+0Star
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | That ID was added twice mistakenly. 1st commit ac298ccdde4fe9b0a966e548a232ff4e8a6b8a31 2nd commit 1c1b8734094551eb4075cf68cf76892498c0da61 Revert commit 1c1b8734094551eb4075cf68cf76892498c0da61 Reported-by: Jan Vcelak <jv@fcelda.cz> Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] xc2028: add missing break to switchAntti Palosaari2014-04-061-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Coverity CID 1196501: Missing break in switch (MISSING_BREAK) I introduced that bug recently by commit 96a5b3a869e3dc7d55bf04a48a8dca8a4025787e. As a result, it will flood unintentionally error message to log. Reported-by: <scan-admin@coverity.com> Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] msi3101: check I/O return values on stop streamingAntti Palosaari2014-04-061-4/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Coverity CID 1196496: Unchecked return value (CHECKED_RETURN) Calling "msi3101_ctrl_msg" without checking return value (as is done elsewhere 8 out of 10 times). Reported-by: <scan-admin@coverity.com> Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] msi3101: remove unused variable assignmentAntti Palosaari2014-04-061-1/+0Star
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Coverity CID 1196508: Unused pointer value (UNUSED_VALUE) Pointer "bandwidth" returned by "v4l2_ctrl_find(&s->hdl, 10619148U)" is overwritten. Reported-by: <scan-admin@coverity.com> Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] msi001: fix possible integer overflowAntti Palosaari2014-04-061-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Coverity CID 1196502: Unintentional integer overflow (OVERFLOW_BEFORE_WIDEN) Potentially overflowing expression "(f_rf + f_if + f_if1) * lo_div" with type "unsigned int" (32 bits, unsigned) is evaluated using 32-bit arithmetic before being used in a context which expects an expression of type "u64" (64 bits, unsigned). To avoid overflow, cast either operand to "u64" before performing the multiplication. Reported-by: <scan-admin@coverity.com> Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| * | | | | | | | [media] v4l2-common: fix warning when used on userpaceMauro Carvalho Chehab2014-04-061-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | As reported by Linus, make headers_check is reporting: usr/include/linux/v4l2-common.h:72: found __[us]{8,16,32,64} type without #include <linux/types.h> which seems to have come in through commits 777f4f85b75f1 and 254a47770163f. That happens because struct v4l2_edid should be visible by both subdev and V4L2 APIs. So, it was moved to v4l2-common.h. As Linus pointed, the proper fix is to just add an include for linux/types.h at v4l2-common.h. Reported-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
* | | | | | | | | Merge tag 'ntb-3.15' of git://github.com/jonmason/ntbLinus Torvalds2014-04-135-116/+150
|\ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Pull PCIe non-transparent bridge fixes and features from Jon Mason: "NTB driver bug fixes to address issues in list traversal, skb leak in ntb_netdev, a typo, and a leak of msix entries in the error path. Clean ups of the event handling logic, as well as a overall style cleanup. Finally, the driver was converted to use the new pci_enable_msix_range logic (and the refactoring to go along with it)" * tag 'ntb-3.15' of git://github.com/jonmason/ntb: ntb: Use pci_enable_msix_range() instead of pci_enable_msix() ntb: Split ntb_setup_msix() into separate BWD/SNB routines ntb: Use pci_msix_vec_count() to obtain number of MSI-Xs NTB: Code Style Clean-up NTB: client event cleanup ntb: Fix leakage of ntb_device::msix_entries[] array NTB: Fix typo in setting one translation register ntb_netdev: Fix skb free issue in open ntb_netdev: Fix list_for_each_entry exit issue
| * | | | | | | | | ntb: Use pci_enable_msix_range() instead of pci_enable_msix()Alexander Gordeev2014-04-071-15/+5Star
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | As result of deprecation of MSI-X/MSI enablement functions pci_enable_msix() and pci_enable_msi_block() all drivers using these two interfaces need to be updated to use the new pci_enable_msi_range() or pci_enable_msi_exact() and pci_enable_msix_range() or pci_enable_msix_exact() interfaces. Signed-off-by: Alexander Gordeev <agordeev@redhat.com> Signed-off-by: Jon Mason <jon.mason@intel.com>
| * | | | | | | | | ntb: Split ntb_setup_msix() into separate BWD/SNB routinesAlexander Gordeev2014-04-071-65/+102
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This is an cleanup effort to make ntb_setup_msix() more readable - use ntb_setup_bwd_msix() to init MSI-Xs on BWD hardware and ntb_setup_snb_msix() - on SNB hardware. Function ntb_setup_snb_msix() also initializes MSI-Xs the way it should has been done - looping pci_enable_msix() until success or failure. Signed-off-by: Alexander Gordeev <agordeev@redhat.com> Signed-off-by: Jon Mason <jon.mason@intel.com>
| * | | | | | | | | ntb: Use pci_msix_vec_count() to obtain number of MSI-XsAlexander Gordeev2014-04-072-13/+4Star
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Alexander Gordeev <agordeev@redhat.com> Signed-off-by: Jon Mason <jon.mason@intel.com>
| * | | | | | | | | NTB: Code Style Clean-upJon Mason2014-04-075-28/+28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Some white space and 80 char overruns corrected. Signed-off-by: Jon Mason <jon.mason@intel.com>
| * | | | | | | | | NTB: client event cleanupJon Mason2014-04-074-8/+18
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Provide a better event interface between the client and transport Signed-off-by: Jon Mason <jon.mason@intel.com>
| * | | | | | | | | ntb: Fix leakage of ntb_device::msix_entries[] arrayAlexander Gordeev2014-04-071-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Alexander Gordeev <agordeev@redhat.com> Signed-off-by: Jon Mason <jon.mason@intel.com>