diff options
author | Jakub Kicinski <kuba@kernel.org> | 2024-03-22 02:14:13 +0300 |
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committer | Jakub Kicinski <kuba@kernel.org> | 2024-03-22 02:15:08 +0300 |
commit | 537c2e91d3549e5d6020bb0576cf9b54a845255f (patch) | |
tree | c09e8a1b7d733cde19b0c72678c28fb2bc97ff6b /drivers/gpu/drm/lima/lima_pp.c | |
parent | 237bb5f7f7f55ec5f773469a974c61a49c298625 (diff) | |
parent | cba9ffdb9913dfe6be29f049ce920ce451ce7cc4 (diff) | |
download | linux-537c2e91d3549e5d6020bb0576cf9b54a845255f.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/lima/lima_pp.c')
-rw-r--r-- | drivers/gpu/drm/lima/lima_pp.c | 37 |
1 files changed, 29 insertions, 8 deletions
diff --git a/drivers/gpu/drm/lima/lima_pp.c b/drivers/gpu/drm/lima/lima_pp.c index a5c95bed08c0..d0d2db0ef1ce 100644 --- a/drivers/gpu/drm/lima/lima_pp.c +++ b/drivers/gpu/drm/lima/lima_pp.c @@ -26,8 +26,8 @@ static void lima_pp_handle_irq(struct lima_ip *ip, u32 state) if (state & LIMA_PP_IRQ_MASK_ERROR) { u32 status = pp_read(LIMA_PP_STATUS); - dev_err(dev->dev, "pp error irq state=%x status=%x\n", - state, status); + dev_err(dev->dev, "%s error irq state=%x status=%x\n", + lima_ip_name(ip), state, status); pipe->error = true; @@ -125,7 +125,7 @@ static int lima_pp_soft_reset_async_wait_one(struct lima_ip *ip) ret = lima_poll_timeout(ip, lima_pp_soft_reset_poll, 0, 100); if (ret) { - dev_err(dev->dev, "pp %s reset time out\n", lima_ip_name(ip)); + dev_err(dev->dev, "%s reset time out\n", lima_ip_name(ip)); return ret; } @@ -168,6 +168,11 @@ static void lima_pp_write_frame(struct lima_ip *ip, u32 *frame, u32 *wb) } } +static int lima_pp_bus_stop_poll(struct lima_ip *ip) +{ + return !!(pp_read(LIMA_PP_STATUS) & LIMA_PP_STATUS_BUS_STOPPED); +} + static int lima_pp_hard_reset_poll(struct lima_ip *ip) { pp_write(LIMA_PP_PERF_CNT_0_LIMIT, 0xC01A0000); @@ -181,16 +186,31 @@ static int lima_pp_hard_reset(struct lima_ip *ip) pp_write(LIMA_PP_PERF_CNT_0_LIMIT, 0xC0FFE000); pp_write(LIMA_PP_INT_MASK, 0); + + pp_write(LIMA_PP_CTRL, LIMA_PP_CTRL_STOP_BUS); + ret = lima_poll_timeout(ip, lima_pp_bus_stop_poll, 10, 100); + if (ret) { + dev_err(dev->dev, "%s bus stop timeout\n", lima_ip_name(ip)); + return ret; + } + pp_write(LIMA_PP_CTRL, LIMA_PP_CTRL_FORCE_RESET); ret = lima_poll_timeout(ip, lima_pp_hard_reset_poll, 10, 100); if (ret) { - dev_err(dev->dev, "pp hard reset timeout\n"); + dev_err(dev->dev, "%s hard reset timeout\n", lima_ip_name(ip)); return ret; } pp_write(LIMA_PP_PERF_CNT_0_LIMIT, 0); pp_write(LIMA_PP_INT_CLEAR, LIMA_PP_IRQ_MASK_ALL); pp_write(LIMA_PP_INT_MASK, LIMA_PP_IRQ_MASK_USED); + + /* + * if there was an async soft reset queued, + * don't wait for it in the next job + */ + ip->data.async_reset = false; + return 0; } @@ -254,7 +274,7 @@ int lima_pp_init(struct lima_ip *ip) err = devm_request_irq(dev->dev, ip->irq, lima_pp_irq_handler, IRQF_SHARED, lima_ip_name(ip), ip); if (err) { - dev_err(dev->dev, "pp %s fail to request irq\n", + dev_err(dev->dev, "%s fail to request irq\n", lima_ip_name(ip)); return err; } @@ -289,7 +309,7 @@ int lima_pp_bcast_init(struct lima_ip *ip) err = devm_request_irq(dev->dev, ip->irq, lima_pp_bcast_irq_handler, IRQF_SHARED, lima_ip_name(ip), ip); if (err) { - dev_err(dev->dev, "pp %s fail to request irq\n", + dev_err(dev->dev, "%s fail to request irq\n", lima_ip_name(ip)); return err; } @@ -403,8 +423,9 @@ static void lima_pp_task_error(struct lima_sched_pipe *pipe) for (i = 0; i < pipe->num_processor; i++) { struct lima_ip *ip = pipe->processor[i]; - dev_err(ip->dev->dev, "pp task error %d int_state=%x status=%x\n", - i, pp_read(LIMA_PP_INT_STATUS), pp_read(LIMA_PP_STATUS)); + dev_err(ip->dev->dev, "%s task error %d int_state=%x status=%x\n", + lima_ip_name(ip), i, pp_read(LIMA_PP_INT_STATUS), + pp_read(LIMA_PP_STATUS)); lima_pp_hard_reset(ip); } |