diff options
Diffstat (limited to 'packages/linux')
4 files changed, 3 insertions, 181 deletions
diff --git a/packages/linux/linux-omap/dvb-fix-dma.diff b/packages/linux/linux-omap/dvb-fix-dma.diff deleted file mode 100644 index e05473fc7f..0000000000 --- a/packages/linux/linux-omap/dvb-fix-dma.diff +++ /dev/null @@ -1,60 +0,0 @@ -Hi, -I post this patch that fixes a kernel crash that happens when using a dvb -usb stick on a mips platform and I think even on other platforms on which -the dma access in not cache-coherent. - -The problem's origin is that, inside the method usb_bulk_urb_init of file -drivers/media/dvb/dvb-usb/usb-urb.c, stream->urb_list[i]->transfer_buffer -points to a memory area that has been allocated to be dma-coherent but -stream->urb_list[i]->transfer_flags doesn't include the -URB_NO_TRANSFER_DMA_MAP flag and stream->urb_list[i]->transfer_dma is not -set. -When later on the stream->urb_list[i]->transfer_buffer pointer is used -inside function usb_hcd_submit_urb of file drivers/usb/core/hcd.c since the -flag URB_NO_TRANSFER_DMA_MAP is not set the urb->transfer_buffer pointer is -passed to the dma_map_single function that since the address is dma-coherent -returns a wrong tranfer_dma address that later on leads to the kernel crash. - -The problem is solved by setting the URB_NO_TRANSFER_DMA_MAP flag and the -stream->urb_list[i]->transfer_dma address. - -Perhaps to be more safe the URB_NO_TRANSFER_DMA_MAP flag can be set only -if stream->urb_list[i]->transfer_dma != 0. - -I don't know if half of the fault can be of the dma_map_single function that -should anyway returns a valid address both for a not dma-coherent and a -dma-coherent address. - -Just to be clear: -I've done this patch to solve my problem and I tested it only on a mips -platform -but I think it should not cause any problems on other platforms. -I posted it here to help someone else that can have my same problem and to -point it out -to the mantainer of this part of code. -You can use it at your own risk and I'm not resposible in any way for any -problem or -damage that it can cause. -I'm available to discuss about it - -Bye - -Michele Scorcia - --------------------- - - - - ---- /tmp/usb-urb.c 2008-10-08 09:53:23.000000000 +0200 -+++ git/drivers/media/dvb/dvb-usb/usb-urb.c 2008-10-08 09:54:16.000000000 +0200 -@@ -152,7 +152,8 @@ - stream->props.u.bulk.buffersize, - usb_urb_complete, stream); - -- stream->urb_list[i]->transfer_flags = 0; -+ stream->urb_list[i]->transfer_flags = URB_NO_TRANSFER_DMA_MAP; -+ stream->urb_list[i]->transfer_dma = stream->dma_addr[i]; - stream->urbs_initialized++; - } - return 0; diff --git a/packages/linux/linux-omap/tick-schedc-suppress-needless-timer-reprogramming.patch b/packages/linux/linux-omap/tick-schedc-suppress-needless-timer-reprogramming.patch deleted file mode 100644 index c5cf4ef6ef..0000000000 --- a/packages/linux/linux-omap/tick-schedc-suppress-needless-timer-reprogramming.patch +++ /dev/null @@ -1,81 +0,0 @@ -From: "Woodruff, Richard" <r-woodruff2@ti.com> - -In my device I get many interrupts from a high speed USB device in a very -short period of time. The system spends a lot of time reprogramming the -hardware timer which is in a slower timing domain as compared to the CPU. -This results in the CPU spending a huge amount of time waiting for the -timer posting to be done. All of this reprogramming is useless as the -wake up time has not changed. - -As measured using ETM trace this drops my reprogramming penalty from -almost 60% CPU load down to 15% during high interrupt rate. I can send -traces to show this. - - -Suppress setting of duplicate timer event when timer already stopped. -Timer programming can be very costly and can result in long cpu stall/wait -times. - -[akpm@linux-foundation.org: coding-style fixes] -Signed-off-by: Richard Woodruff <r-woodruff2@ti.com> -Cc: Thomas Gleixner <tglx@linutronix.de> - -On Wed, 24 Sep 2008 18:31:29 +0200 (CEST) Thomas Gleixner <tglx@linutronix.de> wrote: - -> No, we only fall trrough into raise_softirq() when the reprogram code -> detects that the event already expired. So you change the flow :) -> -> It does also not deal with delta_jiffies >= NEXT_TIMER_MAX_DELTA :( -> -> I have a closer look on that. - -Signed-off-by: Andrew Morton <akpm@linux-foundation.org> ---- - - kernel/time/tick-sched.c | 19 +++++++++++++------ - 1 file changed, 13 insertions(+), 6 deletions(-) - -diff -puN kernel/time/tick-sched.c~tick-schedc-suppress-needless-timer-reprogramming kernel/time/tick-sched.c ---- a/kernel/time/tick-sched.c~tick-schedc-suppress-needless-timer-reprogramming -+++ a/kernel/time/tick-sched.c -@@ -282,6 +282,17 @@ void tick_nohz_stop_sched_tick(int inidl - /* Schedule the tick, if we are at least one jiffie off */ - if ((long)delta_jiffies >= 1) { - -+ /* -+ * calculate the expiry time for the next timer wheel -+ * timer -+ */ -+ expires = ktime_add_ns(last_update, tick_period.tv64 * -+ delta_jiffies); -+ -+ /* Skip reprogram of event if its not changed */ -+ if (ts->tick_stopped && ktime_equal(expires, dev->next_event)) -+ goto out2; -+ - if (delta_jiffies > 1) - cpu_set(cpu, nohz_cpu_mask); - /* -@@ -332,12 +343,7 @@ void tick_nohz_stop_sched_tick(int inidl - goto out; - } - -- /* -- * calculate the expiry time for the next timer wheel -- * timer -- */ -- expires = ktime_add_ns(last_update, tick_period.tv64 * -- delta_jiffies); -+ /* Mark expiries */ - ts->idle_expires = expires; - - if (ts->nohz_mode == NOHZ_MODE_HIGHRES) { -@@ -356,6 +362,7 @@ void tick_nohz_stop_sched_tick(int inidl - tick_do_update_jiffies64(ktime_get()); - cpu_clear(cpu, nohz_cpu_mask); - } -+out2: - raise_softirq_irqoff(TIMER_SOFTIRQ); - out: - ts->next_jiffies = next_jiffies; -_ diff --git a/packages/linux/linux-omap/twl-asoc-fix-record.diff b/packages/linux/linux-omap/twl-asoc-fix-record.diff deleted file mode 100644 index 9c0ceaa2e0..0000000000 --- a/packages/linux/linux-omap/twl-asoc-fix-record.diff +++ /dev/null @@ -1,34 +0,0 @@ -From linux-omap-owner@vger.kernel.org Sat Dec 06 02:14:21 2008 -Date: Fri, 5 Dec 2008 16:46:34 -0800 -From: "Steve Sakoman" <sakoman@gmail.com> -To: "linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org> -Subject: [FYI PATCH] ASOC:TWL4030 Audio capture fix - -A couple of folks have noticed an issue with audio capture -- the -capture result is always silence. - -The patch below is a quick fix for those with this issue. There are -substantial changes to the codec driver that will be trickling down -from ASoC, and they deal with this issue differently. - -So consider this as a bandaid for those who don't want to wait for the -trickle down :-) - -Steve - - -diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c -index ee2f0d3..8b4aafb 100644 ---- a/sound/soc/codecs/twl4030.c -+++ b/sound/soc/codecs/twl4030.c -@@ -45,8 +45,8 @@ static const u8 twl4030_reg[TWL4030_CACHEREGNUM] = { - 0xc3, /* REG_OPTION (0x2) */ - 0x00, /* REG_UNKNOWN (0x3) */ - 0x00, /* REG_MICBIAS_CTL (0x4) */ -- 0x24, /* REG_ANAMICL (0x5) */ -- 0x04, /* REG_ANAMICR (0x6) */ -+ 0x34, /* REG_ANAMICL (0x5) */ -+ 0x14, /* REG_ANAMICR (0x6) */ - 0x0a, /* REG_AVADC_CTL (0x7) */ - 0x00, /* REG_ADCMICSEL (0x8) */ - 0x00, /* REG_DIGMIXING (0x9) */ diff --git a/packages/linux/linux-omap_git.bb b/packages/linux/linux-omap_git.bb index 24613c8b39..9abe76dd8d 100644 --- a/packages/linux/linux-omap_git.bb +++ b/packages/linux/linux-omap_git.bb @@ -10,10 +10,10 @@ DEFAULT_PREFERENCE_omap3evm = "1" DEFAULT_PREFERENCE_omap3-pandora = "1" -SRCREV = "15f75b6226c2d3b82062bb721e7cb9a1d6f35efd" +SRCREV = "45e5c5ffd32ade5a21a5e87b4040072590ec3ae1" #PV = "2.6.27+2.6.28-rc8+${PR}+gitr${SRCREV}" -PV = "2.6.28+${PR}+gitr${SRCREV}" +PV = "2.6.28+2.6.29-rc2${PR}+gitr${SRCREV}" PR = "r9" SRC_URI = "git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6.git;protocol=git \ @@ -30,11 +30,8 @@ SRC_URI_append = " \ file://mru-improve-pixclock-config.diff;patch=1 \ file://mru-make-video-timings-selectable.diff;patch=1 \ file://mru-enable-overlay-optimalization.diff;patch=1 \ - file://dvb-fix-dma.diff;patch=1 \ file://0001-Removed-resolution-check-that-prevents-scaling-when.patch;patch=1 \ file://0001-Implement-downsampling-with-debugs.patch;patch=1 \ - file://twl-asoc-fix-record.diff;patch=1 \ - file://tick-schedc-suppress-needless-timer-reprogramming.patch;patch=1 \ file://0001-DSS-New-display-subsystem-driver-for-OMAP2-3.patch;patch=1 \ file://0002-DSS-OMAPFB-fb-driver-for-new-display-subsystem.patch;patch=1 \ file://0003-DSS-Add-generic-DVI-panel.patch;patch=1 \ @@ -49,7 +46,7 @@ SRC_URI_append = " \ file://0012-DSS-Add-comments-to-FAKE_VSYNC-to-make-things-more.patch;patch=1 \ file://0013-DSS-OMAPFB-remove-extra-spaces.patch;patch=1 \ file://0014-DSS-fix-clk_get_usecount.patch;patch=1 \ - file://0001-ASoC-Add-support-for-OMAP3-EVM.patch;patch=1 \ +# file://0001-ASoC-Add-support-for-OMAP3-EVM.patch;patch=1 \ file://0001-This-merges-Steve-Kipisz-USB-EHCI-support.-He-star.patch;patch=1 \ " |