Commit 3a7b854d authored by Vinod Koul's avatar Vinod Koul

Merge branch 'topic/renesas' into for-linus

parents 477e0f90 a0b007e1
...@@ -18,6 +18,7 @@ Required Properties: ...@@ -18,6 +18,7 @@ Required Properties:
Examples with soctypes are: Examples with soctypes are:
- "renesas,dmac-r8a7743" (RZ/G1M) - "renesas,dmac-r8a7743" (RZ/G1M)
- "renesas,dmac-r8a7745" (RZ/G1E) - "renesas,dmac-r8a7745" (RZ/G1E)
- "renesas,dmac-r8a77470" (RZ/G1C)
- "renesas,dmac-r8a7790" (R-Car H2) - "renesas,dmac-r8a7790" (R-Car H2)
- "renesas,dmac-r8a7791" (R-Car M2-W) - "renesas,dmac-r8a7791" (R-Car M2-W)
- "renesas,dmac-r8a7792" (R-Car V2H) - "renesas,dmac-r8a7792" (R-Car V2H)
...@@ -26,6 +27,7 @@ Required Properties: ...@@ -26,6 +27,7 @@ Required Properties:
- "renesas,dmac-r8a7795" (R-Car H3) - "renesas,dmac-r8a7795" (R-Car H3)
- "renesas,dmac-r8a7796" (R-Car M3-W) - "renesas,dmac-r8a7796" (R-Car M3-W)
- "renesas,dmac-r8a77970" (R-Car V3M) - "renesas,dmac-r8a77970" (R-Car V3M)
- "renesas,dmac-r8a77980" (R-Car V3H)
- reg: base address and length of the registers block for the DMAC - reg: base address and length of the registers block for the DMAC
......
...@@ -11,6 +11,7 @@ Required Properties: ...@@ -11,6 +11,7 @@ Required Properties:
- "renesas,r8a7794-usb-dmac" (R-Car E2) - "renesas,r8a7794-usb-dmac" (R-Car E2)
- "renesas,r8a7795-usb-dmac" (R-Car H3) - "renesas,r8a7795-usb-dmac" (R-Car H3)
- "renesas,r8a7796-usb-dmac" (R-Car M3-W) - "renesas,r8a7796-usb-dmac" (R-Car M3-W)
- "renesas,r8a77965-usb-dmac" (R-Car M3-N)
- reg: base address and length of the registers block for the DMAC - reg: base address and length of the registers block for the DMAC
- interrupts: interrupt specifiers for the DMAC, one for each entry in - interrupts: interrupt specifiers for the DMAC, one for each entry in
interrupt-names. interrupt-names.
......
...@@ -1301,8 +1301,17 @@ static unsigned int rcar_dmac_chan_get_residue(struct rcar_dmac_chan *chan, ...@@ -1301,8 +1301,17 @@ static unsigned int rcar_dmac_chan_get_residue(struct rcar_dmac_chan *chan,
* If the cookie doesn't correspond to the currently running transfer * If the cookie doesn't correspond to the currently running transfer
* then the descriptor hasn't been processed yet, and the residue is * then the descriptor hasn't been processed yet, and the residue is
* equal to the full descriptor size. * equal to the full descriptor size.
* Also, a client driver is possible to call this function before
* rcar_dmac_isr_channel_thread() runs. In this case, the "desc.running"
* will be the next descriptor, and the done list will appear. So, if
* the argument cookie matches the done list's cookie, we can assume
* the residue is zero.
*/ */
if (cookie != desc->async_tx.cookie) { if (cookie != desc->async_tx.cookie) {
list_for_each_entry(desc, &chan->desc.done, node) {
if (cookie == desc->async_tx.cookie)
return 0;
}
list_for_each_entry(desc, &chan->desc.pending, node) { list_for_each_entry(desc, &chan->desc.pending, node) {
if (cookie == desc->async_tx.cookie) if (cookie == desc->async_tx.cookie)
return desc->size; return desc->size;
...@@ -1677,7 +1686,7 @@ static const struct dev_pm_ops rcar_dmac_pm = { ...@@ -1677,7 +1686,7 @@ static const struct dev_pm_ops rcar_dmac_pm = {
* - Wait for the current transfer to complete and stop the device, * - Wait for the current transfer to complete and stop the device,
* - Resume transfers, if any. * - Resume transfers, if any.
*/ */
SET_LATE_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
pm_runtime_force_resume) pm_runtime_force_resume)
SET_RUNTIME_PM_OPS(rcar_dmac_runtime_suspend, rcar_dmac_runtime_resume, SET_RUNTIME_PM_OPS(rcar_dmac_runtime_suspend, rcar_dmac_runtime_resume,
NULL) NULL)
......
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