lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Merge branch 'msm-mmc_sdcc' of git://codeaurora.org/quic/kernel/dwalker/linux-msm

Browse Source 
* 'msm-mmc_sdcc' of git://codeaurora.org/quic/kernel/dwalker/linux-msm:
  drivers: mmc: msm_sdcc: Add EMBEDDED_SDIO support
  mmc: msm_sdcc: Fix issue where clocks could be disabled mid transaction
  mmc: msm_sdcc: Fix the dma exec function to use the proper delays
  mmc: msm_sdcc: Don't set host->curr.mrq until after we're sure the busclk timer won't fire
  mmc: msm_sdcc: Enable busclk idle timer for power savings
  mmc: msm_sdcc: Don't disable interrupts while suspending
  mmc: msm_sdcc: Fix issue where we might not end a sucessfull request
  mmc: msm_sdcc: Featurize busclock power save and disable it by default
  mmc: msm_sdcc: Fix bug where busclk expiry timer was not properly disabled
  mmc: msm_sdcc: Reduce command timeouts and improve reliability.
  mmc: msm_sdcc: Schedule clock disable after probe
  mmc: msm_sdcc: Wrap readl/writel calls with appropriate clk delays
  mmc: msm_sdcc: Driver clocking/irq improvements
  msm: Add 'execute' datamover callback
  mmc: msm_sdcc: Snoop SDIO_CCCR_ABORT register
  mmc: msm_sdcc: Clean up clock management and add a 10us delay after enabling clocks
This commit is contained in:
Linus Torvalds
2010-05-21 14:38:35 -07:00
parent d515e86e63 1cd2296909
commit da7806f9b0
4 changed files with 308 additions and 186 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
arch/arm/mach-msm/dma.c
View File

@ -69,6 +69,8 @@ void msm_dmov_enqueue_cmd(unsigned id, struct msm_dmov_cmd *cmd)
writel(DMOV_CONFIG_IRQ_EN, DMOV_CONFIG(id));
}
#endif
if (cmd->execute_func)
cmd->execute_func(cmd);
PRINT_IO("msm_dmov_enqueue_cmd(%d), start command, status %x\n", id, status);
list_add_tail(&cmd->list, &active_commands[id]);
if (!channel_active)
@ -116,6 +118,7 @@ int msm_dmov_exec_cmd(unsigned id, unsigned int cmdptr)
cmd.dmov_cmd.cmdptr = cmdptr;
cmd.dmov_cmd.complete_func = dmov_exec_cmdptr_complete_func;
cmd.dmov_cmd.execute_func = NULL;
cmd.id = id;
init_completion(&cmd.complete);
@ -221,6 +224,8 @@ static irqreturn_t msm_datamover_irq_handler(int irq, void *dev_id)
cmd = list_entry(ready_commands[id].next, typeof(*cmd), list);
list_del(&cmd->list);
list_add_tail(&cmd->list, &active_commands[id]);
if (cmd->execute_func)
cmd->execute_func(cmd);
PRINT_FLOW("msm_datamover_irq_handler id %d, start command\n", id);
writel(cmd->cmdptr, DMOV_CMD_PTR(id));
}